chore: release main

.github/workflows/docker-images.yml

@@ -193,7 +193,7 @@ jobs:
         uses: docker/setup-qemu-action@v4
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v4
+        uses: docker/setup-buildx-action@v3
 
       - name: Docker metadata
         id: metadata

.github/workflows/helm-charts.yml

@@ -1,109 +0,0 @@
-name: Helm charts
-
-on:
-  pull_request:
-    paths:
-      - "supplemental/helm/**"
-  push:
-    branches:
-      - main
-    paths:
-      - "supplemental/helm/**"
-
-permissions:
-  contents: read
-  packages: write
-
-env:
-  OCI_REGISTRY: ghcr.io/henrygd/beszel-charts
-
-jobs:
-  changes:
-    name: Detect changed charts
-    runs-on: ubuntu-latest
-    outputs:
-      charts: ${{ steps.changes.outputs.charts }}
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v7
-        with:
-          fetch-depth: 0
-
-      - name: Detect changed charts
-        id: changes
-        env:
-          BASE_SHA: ${{ github.event_name == 'pull_request' && github.event.pull_request.base.sha || github.event.before }}
-        run: |
-          charts=()
-
-          for name in beszel-agent beszel-hub; do
-            path="supplemental/helm/$name"
-            if ! git diff --quiet "$BASE_SHA" "$GITHUB_SHA" -- "$path"; then
-              charts+=("$name|$path")
-            fi
-          done
-
-          printf '%s\n' "${charts[@]}" \
-            | jq -Rsc 'split("\n") | map(select(length > 0) | split("|") | {name: .[0], path: .[1]})' \
-            | xargs -0 printf 'charts=%s\n' >> "$GITHUB_OUTPUT"
-
-  validate-and-publish:
-    name: ${{ github.event_name == 'push' && 'Publish' || 'Validate' }} ${{ matrix.chart.name }}
-    needs: changes
-    if: needs.changes.outputs.charts != '[]'
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        chart: ${{ fromJSON(needs.changes.outputs.charts) }}
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v7
-
-      - name: Set up Helm
-        uses: azure/setup-helm@v5
-
-      - name: Lint chart
-        run: helm lint "${{ matrix.chart.path }}" --set env.KEY=ci-placeholder
-
-      - name: Render chart
-        run: helm template "${{ matrix.chart.name }}" "${{ matrix.chart.path }}" --set env.KEY=ci-placeholder > /dev/null
-
-      - name: Package chart
-        id: package
-        env:
-          CHART_NAME: ${{ matrix.chart.name }}
-          CHART_PATH: ${{ matrix.chart.path }}
-        run: |
-          version=$(awk '/^version:/ { print $2 }' "$CHART_PATH/Chart.yaml")
-          test -n "$version"
-
-          mkdir -p .helm-packages
-          helm package "$CHART_PATH" --destination .helm-packages
-
-          package=".helm-packages/${CHART_NAME}-${version}.tgz"
-          test -f "$package"
-          echo "version=$version" >> "$GITHUB_OUTPUT"
-          echo "package=$package" >> "$GITHUB_OUTPUT"
-
-      - name: Log in to GHCR
-        env:
-          GITHUB_TOKEN: ${{ github.token }}
-        run: echo "$GITHUB_TOKEN" | helm registry login ghcr.io --username "$GITHUB_ACTOR" --password-stdin
-
-      - name: Check chart version is unpublished
-        env:
-          CHART_NAME: ${{ matrix.chart.name }}
-          CHART_VERSION: ${{ steps.package.outputs.version }}
-        run: |
-          chart="oci://${OCI_REGISTRY}/${CHART_NAME}"
-          if helm show chart "$chart" --version "$CHART_VERSION" > /dev/null 2>&1; then
-            echo "${CHART_NAME} ${CHART_VERSION} is already published. Bump version in Chart.yaml." >&2
-            exit 1
-          fi
-
-      - name: Publish chart
-        if: github.event_name == 'push'
-        run: helm push "${{ steps.package.outputs.package }}" "oci://${OCI_REGISTRY}"

.github/workflows/release-please.yml

@@ -0,0 +1,152 @@
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - ".github/workflows/release-please.yml"
+      - "release-please-config.json"
+      - ".release-please-manifest.json"
+      - "supplemental/helm/**"
+
+permissions:
+  contents: write
+  issues: write
+  pull-requests: write
+
+env:
+  PUBLISHABLE_ITEMS: '["supplemental/helm/beszel-agent", "supplemental/helm/beszel-hub"]'
+
+name: helm-release
+
+concurrency:
+  group: helm-release
+  cancel-in-progress: false
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+
+      - uses: googleapis/release-please-action@v4
+        name: Prepare release
+        id: release-please
+        with:
+          token: ${{ secrets.CR_TOKEN }}
+
+      - name: Dump Release Please Output
+        env:
+          RELEASE_PLEASE_OUTPUT: ${{ toJson(steps.release-please.outputs) }}
+        run: |
+          echo "$RELEASE_PLEASE_OUTPUT"
+
+      - name: Determine what should be published
+        uses: actions/github-script@v8
+        id: items-to-publish
+        env:
+          CHANGED_ITEMS: "${{ steps.release-please.outputs.paths_released }}"
+        with:
+          script: |
+            const changedItems = JSON.parse(process.env.CHANGED_ITEMS || '[]');
+            console.log("changed items", changedItems);
+            const eligibleItems = JSON.parse(process.env.PUBLISHABLE_ITEMS || '[]');
+            console.log("eligible items", eligibleItems);
+            const itemsToPublish = changedItems.filter(i => eligibleItems.includes(i));
+            console.log("items to publish", itemsToPublish);
+            return itemsToPublish;
+    outputs:
+      items_to_publish: ${{ steps.items-to-publish.outputs.result }}
+      releases: ${{ toJson(steps.release-please.outputs) }}
+
+  release-charts:
+    name: Release Charts
+    needs: release
+    runs-on: ubuntu-latest
+    if: ${{ needs.release.outputs.items_to_publish != '' && toJson(fromJson(needs.release.outputs.items_to_publish)) != '[]' }}
+    strategy:
+      fail-fast: false
+      max-parallel: 1
+      matrix:
+        path: ${{ fromJSON(needs.release.outputs.items_to_publish) }}
+
+    env:
+      TAG: ${{ fromJson(needs.release.outputs.releases)[format('{0}--tag_name', matrix.path)] }}
+      VERSION: ${{ fromJson(needs.release.outputs.releases)[format('{0}--version', matrix.path)] }}
+      RELEASE_ID: ${{ fromJson(needs.release.outputs.releases)[format('{0}--id', matrix.path)] }}
+
+    steps:
+      - name: Debug
+        run: |
+          echo ${{ env.TAG }}
+          echo ${{ env.VERSION }}
+          echo ${{ matrix.path }}
+
+      - name: ✨ Checkout repository
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+
+      - name: Configure Git
+        run: |
+          echo ${{ needs.release.outputs.items_to_publish }}
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
+
+      - name: Install Chart Releaser
+        run: |
+          version=v1.6.0
+          mkdir .tmp
+          install_dir=.tmp
+          echo "Installing chart-releaser on $install_dir..."
+          curl -sSLo cr.tar.gz "https://github.com/helm/chart-releaser/releases/download/$version/chart-releaser_${version#v}_linux_amd64.tar.gz"
+          tar -xzf cr.tar.gz -C "$install_dir"
+          rm -f cr.tar.gz
+
+      - name: Package chart
+        run: |
+          .tmp/cr package ${{ matrix.path }}
+          ls -la .cr-release-packages/
+
+      - name: Upload chart package to draft release
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: gh release upload "$TAG" .cr-release-packages/*.tgz --clobber
+
+      - name: Publish chart release
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          CHART_PATH: ${{ matrix.path }}
+        run: |
+          chart_name="${CHART_PATH##*/}"
+          gh api --method PATCH "repos/${GITHUB_REPOSITORY}/releases/${RELEASE_ID}" \
+            -f "name=Helm chart: ${chart_name} v${VERSION}" \
+            -F draft=false \
+            -f make_latest=false
+
+      - name: Update index
+        run: |
+          owner=$(cut -d '/' -f 1 <<< "$GITHUB_REPOSITORY")
+          repo=$(cut -d '/' -f 2 <<< "$GITHUB_REPOSITORY")
+
+          # Create the local output directory for the generated index
+          mkdir -p docs
+
+          # Generate index.yaml for GitHub Pages
+          args=(-o "$owner" -r "$repo" --push -t "${{ secrets.CR_TOKEN }}" --index-path docs/index.yaml --release-name-template '{{ .Name }}-v{{ .Version }}')
+          .tmp/cr index "${args[@]}"
+
+      - name: Restore application release as latest
+        if: ${{ always() }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          release_id=$(gh api "repos/${GITHUB_REPOSITORY}/releases?per_page=100" \
+            --jq 'map(select(.draft == false and .prerelease == false and (.tag_name | test("^v[0-9]"))))[0].id')
+          test -n "$release_id"
+          gh api --method PATCH "repos/${GITHUB_REPOSITORY}/releases/${release_id}" \
+            -f make_latest=true

.github/workflows/release.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v7
         with:
-          go-version: stable
+          go-version: "^1.22.1"
 
       - name: Set up .NET
         uses: actions/setup-dotnet@v6
@@ -52,3 +52,51 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.TOKEN || secrets.GITHUB_TOKEN }}
           WINGET_TOKEN: ${{ secrets.WINGET_TOKEN }}
           IS_FORK: ${{ github.repository_owner != 'henrygd' }}
+
+  update-helm-app-version:
+    name: Update Helm app version
+    needs: goreleaser
+    if: ${{ github.repository_owner == 'henrygd' }}
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout main
+        uses: actions/checkout@v7
+        with:
+          ref: main
+          token: ${{ secrets.CR_TOKEN }}
+
+      - name: Update chart app versions
+        env:
+          RELEASE_TAG: ${{ github.ref_name }}
+        run: |
+          version="${RELEASE_TAG#v}"
+          if [[ ! "$version" =~ ^[0-9]+\.[0-9]+\.[0-9]+([-.][0-9A-Za-z.-]+)?$ ]]; then
+            echo "Invalid release version: $version" >&2
+            exit 1
+          fi
+
+          for chart in supplemental/helm/beszel-agent supplemental/helm/beszel-hub; do
+            current_version=$(awk -F '"' '/^appVersion:/ { print $2 }' "$chart/Chart.yaml")
+            NEW_VERSION="$version" perl -pi -e 's/^appVersion:.*$/appVersion: "$ENV{NEW_VERSION}"/' "$chart/Chart.yaml"
+            OLD_VERSION="$current_version" NEW_VERSION="$version" \
+              perl -pi -e 's/\Q$ENV{OLD_VERSION}\E/$ENV{NEW_VERSION}/g' "$chart/README.md"
+          done
+
+      - name: Commit app version update
+        env:
+          RELEASE_TAG: ${{ github.ref_name }}
+        run: |
+          if git diff --quiet -- supplemental/helm; then
+            echo "Helm charts already use ${RELEASE_TAG#v}"
+            exit 0
+          fi
+
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add supplemental/helm/beszel-agent/Chart.yaml \
+            supplemental/helm/beszel-agent/README.md \
+            supplemental/helm/beszel-hub/Chart.yaml \
+            supplemental/helm/beszel-hub/README.md
+          git commit -m "fix(helm): update app version to ${RELEASE_TAG#v}"
+          git push origin HEAD:main

.github/workflows/update-helm-charts.yml

@@ -1,101 +0,0 @@
-name: Update Helm charts
-
-on:
-  release:
-    types:
-      - published
-
-permissions:
-  contents: write
-  pull-requests: write
-
-concurrency:
-  group: update-helm-charts
-  cancel-in-progress: false
-
-jobs:
-  update:
-    name: Propose chart update
-    if: ${{ github.repository_owner == 'henrygd' && startsWith(github.event.release.tag_name, 'v') && !github.event.release.prerelease }}
-    runs-on: ubuntu-latest
-    env:
-      BRANCH: automation/update-helm-app-version
-      RELEASE_TAG: ${{ github.event.release.tag_name }}
-      AUTOMATION_TOKEN: ${{ secrets.CR_TOKEN || github.token }}
-
-    steps:
-      - name: Checkout main
-        uses: actions/checkout@v7
-        with:
-          ref: main
-          token: ${{ env.AUTOMATION_TOKEN }}
-
-      - name: Update chart versions
-        id: update
-        run: |
-          version="${RELEASE_TAG#v}"
-          if [[ ! "$version" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
-            echo "Unsupported software release version: $version" >&2
-            exit 1
-          fi
-
-          changed=false
-          for chart in supplemental/helm/beszel-agent supplemental/helm/beszel-hub; do
-            current_app_version=$(awk -F '"' '/^appVersion:/ { print $2 }' "$chart/Chart.yaml")
-            if [[ "$current_app_version" == "$version" ]]; then
-              echo "$chart already uses appVersion $version"
-              continue
-            fi
-
-            newest_version=$(printf '%s\n' "$current_app_version" "$version" | sort -V | tail -n 1)
-            if [[ "$newest_version" != "$version" ]]; then
-              echo "Skipping stale update of $chart from $current_app_version to $version"
-              continue
-            fi
-
-            chart_version=$(awk '/^version:/ { print $2 }' "$chart/Chart.yaml")
-            if [[ ! "$chart_version" =~ ^([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
-              echo "Unsupported chart version in $chart/Chart.yaml: $chart_version" >&2
-              exit 1
-            fi
-            next_chart_version="${BASH_REMATCH[1]}.${BASH_REMATCH[2]}.$((BASH_REMATCH[3] + 1))"
-
-            NEW_APP_VERSION="$version" NEW_CHART_VERSION="$next_chart_version" \
-              perl -pi -e 's/^appVersion:.*$/appVersion: "$ENV{NEW_APP_VERSION}"/; s/^version:.*$/version: $ENV{NEW_CHART_VERSION}/' \
-              "$chart/Chart.yaml"
-            OLD_APP_VERSION="$current_app_version" NEW_APP_VERSION="$version" \
-              perl -pi -e 's/\Q$ENV{OLD_APP_VERSION}\E/$ENV{NEW_APP_VERSION}/g' "$chart/README.md"
-
-            echo "$chart: appVersion $current_app_version -> $version, chart $chart_version -> $next_chart_version"
-            changed=true
-          done
-
-          echo "changed=$changed" >> "$GITHUB_OUTPUT"
-
-      - name: Open or update pull request
-        if: steps.update.outputs.changed == 'true'
-        env:
-          GH_TOKEN: ${{ env.AUTOMATION_TOKEN }}
-        run: |
-          version="${RELEASE_TAG#v}"
-          title="chore(helm): update app version to ${version}"
-          body="Updates the Helm charts for [Beszel ${version}](${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}/releases/tag/${RELEASE_TAG}) and bumps their chart patch versions. Merging this pull request publishes the updated charts to GHCR."
-
-          git config user.name "github-actions[bot]"
-          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
-          git checkout -B "$BRANCH"
-          git add supplemental/helm/beszel-agent/Chart.yaml \
-            supplemental/helm/beszel-agent/README.md \
-            supplemental/helm/beszel-hub/Chart.yaml \
-            supplemental/helm/beszel-hub/README.md
-          git commit -m "$title"
-
-          git fetch origin "$BRANCH" || true
-          git push --force-with-lease origin "HEAD:refs/heads/${BRANCH}"
-
-          pr_number=$(gh pr list --head "$BRANCH" --base main --state open --json number --jq '.[0].number')
-          if [[ -n "$pr_number" ]]; then
-            gh pr edit "$pr_number" --title "$title" --body "$body"
-          else
-            gh pr create --base main --head "$BRANCH" --title "$title" --body "$body"
-          fi

.github/workflows/vulncheck.yml

@@ -2,6 +2,10 @@
 
 name: VulnCheck
 on:
+  pull_request:
+    branches:
+      - main
+
   push:
     branches:
       - main

.goreleaser.yml

@@ -22,6 +22,9 @@ builds:
       - amd64
       - arm64
       - arm
+    goarm:
+      - "6"
+      - "7"
     ignore:
       - goos: windows
         goarch: arm64
@@ -39,8 +42,6 @@ builds:
     main: internal/cmd/agent/agent.go
     env:
       - CGO_ENABLED=0
-    ldflags:
-      - -s -w -X github.com/henrygd/beszel/internal/ghupdate.buildGOARM={{ .Arm }}
     goos:
       - linux
       - darwin
@@ -107,7 +108,6 @@ archives:
       {{ .Binary }}_
       {{- .Os }}_
       {{- .Arch }}
-      {{- if ne .Arm "6" }}{{ with .Arm }}v{{ . }}{{ end }}{{ end }}
     format_overrides:
       - goos: windows
         formats: [zip]

.release-please-manifest.json

@@ -0,0 +1,4 @@
+{
+  "supplemental/helm/beszel-agent": "0.1.4",
+  "supplemental/helm/beszel-hub": "0.1.4"
+}

agent/agent.go

@@ -48,7 +48,6 @@ type Agent struct {
 	keys                      []gossh.PublicKey                                     // SSH public keys
 	smartManager              *SmartManager                                         // Manages SMART data
 	systemdManager            *systemdManager                                       // Manages systemd services
-	zfsManager                *ZfsManager                                           // Manages ZFS pool and dataset data
 }
 
 // NewAgent creates a new agent with the given data directory for persisting data.
@@ -122,19 +121,6 @@ func NewAgent(dataDir ...string) (agent *Agent, err error) {
 	// initialize handler registry
 	agent.handlerRegistry = NewHandlerRegistry()
 
-	agent.zfsManager = newZfsManager()
-
-	// ZFS_INTERVAL env var to update ZFS detail data at this interval
-	if zfsIntervalEnv, exists := utils.GetEnv("ZFS_INTERVAL"); exists {
-		if duration, err := time.ParseDuration(zfsIntervalEnv); err == nil && duration > 0 {
-			agent.zfsManager.detailInterval = duration
-			agent.systemDetails.ZfsInterval = duration
-			slog.Info("ZFS_INTERVAL", "duration", duration)
-		} else {
-			slog.Warn("Invalid ZFS_INTERVAL", "err", err)
-		}
-	}
-
 	// initialize disk info
 	agent.initializeDiskInfo()
 
@@ -201,25 +187,13 @@ func (a *Agent) gatherStats(options common.DataRequestOptions) *system.CombinedD
 		}
 		if a.systemdManager.hasFreshStats {
 			data.SystemdServices = a.systemdManager.getServiceStats(nil, false)
-			data.SystemdServicesUpdated = true
-			// Preserve an explicit zero count so the hub can distinguish a fresh
-			// empty snapshot from a response that omitted systemd data.
-			if totalCount == 0 {
-				data.Info.Services = []uint16{0, 0}
-			}
 		}
 	}
 
 	data.Stats.ExtraFs = make(map[string]*system.FsStats)
 	data.Info.ExtraFsPct = make(map[string]float64)
 	for name, stats := range a.fsStats {
-		if stats.Root {
-			if stats.Name != "" {
-				data.Info.RootDiskName = stats.Name
-			}
-			continue
-		}
-		if stats.DiskTotal > 0 {
+		if !stats.Root && stats.DiskTotal > 0 {
 			// Use custom name if available, otherwise use device name
 			key := name
 			if stats.Name != "" {

agent/battery/battery.go

@@ -33,10 +33,7 @@ var errNoBatteries = errors.New("no readable batteries")
 func normalizeBatteries(batteries []Battery) []Battery {
 	nameCounts := make(map[string]int, len(batteries))
 	for i := range batteries {
-		// Names come from firmware (e.g. sysfs model_name) and are not guaranteed to
-		// be valid UTF-8. Invalid bytes are rejected when the hub decodes the CBOR
-		// payload, which drops every metric for the system, so strip them here.
-		name := strings.TrimSpace(strings.ToValidUTF8(batteries[i].Name, ""))
+		name := strings.TrimSpace(batteries[i].Name)
 		if name == "" {
 			name = "Battery " + strconv.Itoa(i+1)
 		}

agent/battery/battery_test.go

@@ -2,7 +2,6 @@ package battery
 
 import (
 	"testing"
-	"unicode/utf8"
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
@@ -34,15 +33,3 @@ func TestNormalizeBatteriesFallbackNames(t *testing.T) {
 	bats := normalizeBatteries([]Battery{{}, {}, {Name: "Mouse"}, {Name: "Mouse"}})
 	assert.Equal(t, []string{"Battery 1", "Battery 2", "Mouse", "Mouse (2)"}, []string{bats[0].Name, bats[1].Name, bats[2].Name, bats[3].Name})
 }
-
-func TestNormalizeBatteriesStripsInvalidUTF8(t *testing.T) {
-	// Firmware occasionally reports names that are not valid UTF-8 (a ThinkPad
-	// reporting "LNV-5B11K63024@\xd0" in model_name is a real example).
-	bats := normalizeBatteries([]Battery{{Name: "LNV-5B11K63024@\xd0"}, {Name: "\xff\xfe"}})
-	assert.Equal(t, "LNV-5B11K63024@", bats[0].Name)
-	// A name made up entirely of invalid bytes falls back to the generic name.
-	assert.Equal(t, "Battery 2", bats[1].Name)
-	for _, b := range bats {
-		assert.True(t, utf8.ValidString(b.Name))
-	}
-}

agent/client.go

@@ -2,7 +2,6 @@ package agent
 
 import (
 	"crypto/tls"
-	"crypto/x509"
 	"errors"
 	"fmt"
 	"log/slog"
@@ -28,18 +27,6 @@ const (
 	wsDeadline = 70 * time.Second
 )
 
-type caCertFileError struct {
-	err error
-}
-
-func (e *caCertFileError) Error() string {
-	return e.err.Error()
-}
-
-func (e *caCertFileError) Unwrap() error {
-	return e.err
-}
-
 // WebSocketClient manages the WebSocket connection between the agent and hub.
 // It handles authentication, message routing, and connection lifecycle management.
 type WebSocketClient struct {
@@ -53,7 +40,6 @@ type WebSocketClient struct {
 	hubRequest         *common.HubRequest[cbor.RawMessage] // Reusable request structure for message parsing
 	lastConnectAttempt time.Time                           // Timestamp of last connection attempt
 	hubVerified        bool                                // Whether the hub has been cryptographically verified
-	tlsConfig          *tls.Config                         // Optional TLS configuration with custom CA certificates
 }
 
 // newWebSocketClient creates a new WebSocket client for the given agent.
@@ -75,10 +61,6 @@ func newWebSocketClient(agent *Agent) (client *WebSocketClient, err error) {
 	if err != nil {
 		return nil, err
 	}
-	client.tlsConfig, err = getTLSConfig()
-	if err != nil {
-		return nil, err
-	}
 
 	client.agent = agent
 	client.hubRequest = &common.HubRequest[cbor.RawMessage]{}
@@ -105,52 +87,7 @@ func getToken() (string, error) {
 	if err != nil {
 		return "", err
 	}
-	return parseTokenFile(string(tokenBytes), tokenFile)
-}
-
-// parseTokenFile reads a single token from TOKEN_FILE.
-// Blank lines and comments are ignored. Multiple tokens are rejected because
-// the agent supports only one outbound hub connection.
-func parseTokenFile(contents, path string) (string, error) {
-	var token string
-	for line := range strings.Lines(contents) {
-		line = strings.TrimSpace(line)
-		if len(line) == 0 || strings.HasPrefix(line, "#") {
-			continue
-		}
-		if token != "" {
-			return "", fmt.Errorf("%s must contain a single token", path)
-		}
-		token = line
-	}
-	// An empty file keeps returning an empty token, as before: the caller decides
-	// what to do about it.
-	return token, nil
-}
-
-// getTLSConfig returns a TLS configuration containing the system certificate
-// pool plus any certificates configured through CA_CERT_FILE. A nil config lets
-// gws use Go's default TLS configuration and system roots.
-func getTLSConfig() (*tls.Config, error) {
-	caCertFile, _ := utils.GetEnv("CA_CERT_FILE")
-	if caCertFile == "" {
-		return nil, nil
-	}
-
-	caCertPEM, err := os.ReadFile(caCertFile)
-	if err != nil {
-		return nil, &caCertFileError{fmt.Errorf("read CA_CERT_FILE %q: %w", caCertFile, err)}
-	}
-
-	rootCAs, err := x509.SystemCertPool()
-	if err != nil {
-		return nil, &caCertFileError{fmt.Errorf("load system CA certificate pool: %w", err)}
-	}
-	if !rootCAs.AppendCertsFromPEM(caCertPEM) {
-		return nil, &caCertFileError{fmt.Errorf("CA_CERT_FILE %q does not contain any valid PEM certificates", caCertFile)}
-	}
-
-	return &tls.Config{RootCAs: rootCAs}, nil
+	return strings.TrimSpace(string(tokenBytes)), nil
 }
 
 // getOptions returns the WebSocket client options, creating them if necessary.
@@ -175,7 +112,7 @@ func (client *WebSocketClient) getOptions() *gws.ClientOption {
 
 	client.options = &gws.ClientOption{
 		Addr:      client.hubURL.String(),
-		TlsConfig: client.tlsConfig,
+		TlsConfig: &tls.Config{InsecureSkipVerify: true},
 		RequestHeader: http.Header{
 			"User-Agent": []string{getUserAgent()},
 			"X-Token":    []string{client.token},

agent/client_test.go

@@ -4,19 +4,8 @@ package agent
 
 import (
 	"crypto/ed25519"
-	"crypto/rand"
-	"crypto/rsa"
-	"crypto/tls"
-	"crypto/x509"
-	"crypto/x509/pkix"
-	"encoding/pem"
-	"math/big"
-	"net"
-	"net/http"
-	"net/http/httptest"
 	"net/url"
 	"os"
-	"path/filepath"
 	"strings"
 	"testing"
 	"time"
@@ -26,7 +15,6 @@ import (
 	"github.com/henrygd/beszel/internal/common"
 
 	"github.com/fxamacker/cbor/v2"
-	"github.com/lxzan/gws"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"golang.org/x/crypto/ssh"
@@ -176,155 +164,6 @@ func TestWebSocketClient_GetOptions(t *testing.T) {
 	}
 }
 
-func TestWebSocketClient_TLSVerification(t *testing.T) {
-	agent := createTestAgent(t)
-	serverCert, serverCertPEM := newSelfSignedServerCertificate(t)
-	upgrader := gws.NewUpgrader(&gws.BuiltinEventHandler{}, nil)
-	server := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		conn, err := upgrader.Upgrade(w, r)
-		if err == nil {
-			go conn.ReadLoop()
-		}
-	}))
-	server.TLS = &tls.Config{Certificates: []tls.Certificate{serverCert}}
-	server.StartTLS()
-	t.Cleanup(server.Close)
-
-	caCertFile := filepath.Join(t.TempDir(), "hub-ca.crt")
-	require.NoError(t, os.WriteFile(caCertFile, serverCertPEM, 0600))
-
-	newClient := func(t *testing.T, caCertFile string) *WebSocketClient {
-		t.Helper()
-		t.Setenv("BESZEL_AGENT_HUB_URL", server.URL)
-		t.Setenv("BESZEL_AGENT_TOKEN", "test-token")
-		t.Setenv("BESZEL_AGENT_CA_CERT_FILE", caCertFile)
-		client, err := newWebSocketClient(agent)
-		require.NoError(t, err)
-		return client
-	}
-
-	t.Run("system roots are used by default", func(t *testing.T) {
-		client := newClient(t, "")
-		assert.Nil(t, client.getOptions().TlsConfig)
-		_, _, err := gws.NewClient(&gws.BuiltinEventHandler{}, client.getOptions())
-		require.Error(t, err)
-	})
-
-	t.Run("custom CA trusts self-signed certificate", func(t *testing.T) {
-		systemRoots, err := x509.SystemCertPool()
-		require.NoError(t, err)
-		client := newClient(t, caCertFile)
-		assert.Greater(t, len(client.getOptions().TlsConfig.RootCAs.Subjects()), len(systemRoots.Subjects()))
-		conn, _, err := gws.NewClient(&gws.BuiltinEventHandler{}, client.getOptions())
-		require.NoError(t, err)
-		require.NoError(t, conn.NetConn().Close())
-	})
-
-	t.Run("custom CA does not bypass hostname verification", func(t *testing.T) {
-		client := newClient(t, caCertFile)
-		client.getOptions().TlsConfig.ServerName = "wrong.example.com"
-		_, _, err := gws.NewClient(&gws.BuiltinEventHandler{}, client.getOptions())
-		require.Error(t, err)
-	})
-}
-
-func TestWebSocketClient_NonTLSConnection(t *testing.T) {
-	agent := createTestAgent(t)
-	upgrader := gws.NewUpgrader(&gws.BuiltinEventHandler{}, nil)
-	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		conn, err := upgrader.Upgrade(w, r)
-		if err == nil {
-			go conn.ReadLoop()
-		}
-	}))
-	t.Cleanup(server.Close)
-
-	t.Setenv("BESZEL_AGENT_HUB_URL", server.URL)
-	t.Setenv("BESZEL_AGENT_TOKEN", "test-token")
-	t.Setenv("BESZEL_AGENT_CA_CERT_FILE", "")
-	client, err := newWebSocketClient(agent)
-	require.NoError(t, err)
-	assert.Nil(t, client.getOptions().TlsConfig)
-
-	conn, _, err := gws.NewClient(&gws.BuiltinEventHandler{}, client.getOptions())
-	require.NoError(t, err)
-	require.NoError(t, conn.NetConn().Close())
-}
-
-func TestGetTLSConfigErrors(t *testing.T) {
-	tempDir := t.TempDir()
-	testCases := []struct {
-		name       string
-		path       string
-		contents   []byte
-		errorMatch string
-	}{
-		{
-			name:       "missing file",
-			path:       filepath.Join(tempDir, "missing.pem"),
-			errorMatch: "read CA_CERT_FILE",
-		},
-		{
-			name:       "unreadable path",
-			path:       tempDir,
-			errorMatch: "read CA_CERT_FILE",
-		},
-		{
-			name:       "empty file",
-			path:       filepath.Join(tempDir, "empty.pem"),
-			contents:   []byte{},
-			errorMatch: "does not contain any valid PEM certificates",
-		},
-		{
-			name:       "malformed file",
-			path:       filepath.Join(tempDir, "malformed.pem"),
-			contents:   []byte("not a PEM certificate"),
-			errorMatch: "does not contain any valid PEM certificates",
-		},
-	}
-
-	for _, tc := range testCases {
-		t.Run(tc.name, func(t *testing.T) {
-			if tc.contents != nil {
-				require.NoError(t, os.WriteFile(tc.path, tc.contents, 0600))
-			}
-			t.Setenv("BESZEL_AGENT_CA_CERT_FILE", tc.path)
-
-			tlsConfig, err := getTLSConfig()
-			require.Error(t, err)
-			assert.Nil(t, tlsConfig)
-			assert.Contains(t, err.Error(), tc.errorMatch)
-			assert.Contains(t, err.Error(), tc.path)
-		})
-	}
-}
-
-func newSelfSignedServerCertificate(t *testing.T) (tls.Certificate, []byte) {
-	t.Helper()
-	privateKey, err := rsa.GenerateKey(rand.Reader, 2048)
-	require.NoError(t, err)
-
-	template := &x509.Certificate{
-		SerialNumber:          big.NewInt(1),
-		Subject:               pkix.Name{CommonName: "127.0.0.1"},
-		NotBefore:             time.Now().Add(-time.Hour),
-		NotAfter:              time.Now().Add(time.Hour),
-		IPAddresses:           []net.IP{net.ParseIP("127.0.0.1")},
-		KeyUsage:              x509.KeyUsageDigitalSignature | x509.KeyUsageKeyEncipherment | x509.KeyUsageCertSign,
-		ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
-		BasicConstraintsValid: true,
-		IsCA:                  true,
-	}
-	certDER, err := x509.CreateCertificate(rand.Reader, template, template, &privateKey.PublicKey, privateKey)
-	require.NoError(t, err)
-
-	certPEM := pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: certDER})
-	keyPEM := pem.EncodeToMemory(&pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(privateKey)})
-	certificate, err := tls.X509KeyPair(certPEM, keyPEM)
-	require.NoError(t, err)
-	return certificate, certPEM
-}
-
 // TestWebSocketClient_VerifySignature tests signature verification
 func TestWebSocketClient_VerifySignature(t *testing.T) {
 	agent := createTestAgent(t)
@@ -570,41 +409,6 @@ func TestGetToken(t *testing.T) {
 		assert.Equal(t, expectedToken, token)
 	})
 
-	t.Run("TOKEN_FILE with surrounding blank lines and comments", func(t *testing.T) {
-		expectedToken := "test-token-with-noise"
-		tokenFile := filepath.Join(t.TempDir(), "token")
-		require.NoError(t, os.WriteFile(tokenFile, []byte("# hub token\n\n"+expectedToken+"\n\n"), 0o600))
-
-		t.Setenv("TOKEN_FILE", tokenFile)
-
-		token, err := getToken()
-		assert.NoError(t, err)
-		assert.Equal(t, expectedToken, token)
-	})
-
-	t.Run("TOKEN_FILE with multiple tokens is rejected", func(t *testing.T) {
-		tokenFile := filepath.Join(t.TempDir(), "token")
-		require.NoError(t, os.WriteFile(tokenFile, []byte("11111111-1111-1111-1111-111111111111\n22222222-2222-2222-2222-222222222222\n"), 0o600))
-
-		t.Setenv("TOKEN_FILE", tokenFile)
-
-		token, err := getToken()
-		require.Error(t, err)
-		assert.Empty(t, token)
-		assert.Contains(t, err.Error(), "must contain a single token")
-	})
-
-	t.Run("TOKEN_FILE holding only comments behaves like an empty file", func(t *testing.T) {
-		tokenFile := filepath.Join(t.TempDir(), "token")
-		require.NoError(t, os.WriteFile(tokenFile, []byte("\n# only a comment\n"), 0o600))
-
-		t.Setenv("TOKEN_FILE", tokenFile)
-
-		token, err := getToken()
-		assert.NoError(t, err)
-		assert.Equal(t, "", token)
-	})
-
 	t.Run("token from BESZEL_AGENT_TOKEN_FILE", func(t *testing.T) {
 		// Create a temporary token file
 		expectedToken := "test-token-from-beszel-file"

agent/connection_manager.go

@@ -87,10 +87,6 @@ func (c *ConnectionManager) Start(serverOptions ServerOptions) error {
 
 	wsClient, err := newWebSocketClient(c.agent)
 	if err != nil {
-		var caCertErr *caCertFileError
-		if errors.As(err, &caCertErr) {
-			return err
-		}
 		slog.Warn("Error creating WebSocket client", "err", err)
 	}
 	c.wsClient = wsClient
@@ -155,9 +151,7 @@ func (c *ConnectionManager) handleEvent(event ConnectionEvent) {
 	case WebSocketConnect:
 		c.handleStateChange(WebSocketConnected)
 	case SSHConnect:
-		if c.State == Disconnected {
-			c.handleStateChange(SSHConnected)
-		}
+		c.handleStateChange(SSHConnected)
 	case WebSocketDisconnect:
 		if c.State == WebSocketConnected {
 			c.handleStateChange(Disconnected)

agent/connection_manager_test.go

@@ -114,12 +114,6 @@ func TestConnectionManager_EventHandling(t *testing.T) {
 			event:         SSHConnect,
 			expectedState: SSHConnected,
 		},
-		{
-			name:          "SSH connect from WebSocket connected (no change)",
-			initialState:  WebSocketConnected,
-			event:         SSHConnect,
-			expectedState: WebSocketConnected,
-		},
 		{
 			name:          "WebSocket disconnect from connected",
 			initialState:  WebSocketConnected,
@@ -271,19 +265,6 @@ func TestConnectionManager_StartWithInvalidConfig(t *testing.T) {
 	assert.Error(t, err, "Should error when starting already started connection manager")
 }
 
-func TestConnectionManager_StartRejectsInvalidCACertFile(t *testing.T) {
-	agent := createTestAgent(t)
-	cm := agent.connectionManager
-	t.Setenv("BESZEL_AGENT_HUB_URL", "https://hub.example.com")
-	t.Setenv("BESZEL_AGENT_TOKEN", "test-token")
-	t.Setenv("BESZEL_AGENT_CA_CERT_FILE", t.TempDir())
-
-	err := cm.Start(ServerOptions{})
-	require.Error(t, err)
-	assert.Contains(t, err.Error(), "read CA_CERT_FILE")
-	assert.Nil(t, cm.eventChan)
-}
-
 // TestConnectionManager_CloseWebSocket tests WebSocket closing
 func TestConnectionManager_CloseWebSocket(t *testing.T) {
 	agent := createTestAgent(t)

agent/data_dir_test.go

@@ -12,14 +12,6 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func invalidDataDir(t *testing.T) string {
-	t.Helper()
-
-	filePath := filepath.Join(t.TempDir(), "file")
-	require.NoError(t, os.WriteFile(filePath, nil, 0644))
-	return filepath.Join(filePath, "data")
-}
-
 func TestGetDataDir(t *testing.T) {
 	// Test with explicit dataDir parameter
 	t.Run("explicit data dir", func(t *testing.T) {
@@ -56,7 +48,7 @@ func TestGetDataDir(t *testing.T) {
 
 	// Test with invalid explicit dataDir
 	t.Run("invalid explicit data dir", func(t *testing.T) {
-		invalidPath := invalidDataDir(t)
+		invalidPath := "/invalid/path/that/cannot/be/created"
 		_, err := GetDataDir(invalidPath)
 		assert.Error(t, err)
 	})
@@ -86,7 +78,7 @@ func TestTestDataDirs(t *testing.T) {
 	// Test with multiple directories, first one valid
 	t.Run("multiple dirs - first valid", func(t *testing.T) {
 		tempDir := t.TempDir()
-		invalidDir := invalidDataDir(t)
+		invalidDir := "/invalid/path"
 		result, err := testDataDirs([]string{tempDir, invalidDir})
 		require.NoError(t, err)
 		assert.Equal(t, tempDir, result)
@@ -95,7 +87,7 @@ func TestTestDataDirs(t *testing.T) {
 	// Test with multiple directories, second one valid
 	t.Run("multiple dirs - second valid", func(t *testing.T) {
 		tempDir := t.TempDir()
-		invalidDir := invalidDataDir(t)
+		invalidDir := "/invalid/path"
 		result, err := testDataDirs([]string{invalidDir, tempDir})
 		require.NoError(t, err)
 		assert.Equal(t, tempDir, result)
@@ -117,7 +109,7 @@ func TestTestDataDirs(t *testing.T) {
 
 	// Test with no valid directories
 	t.Run("no valid directories", func(t *testing.T) {
-		invalidPaths := []string{invalidDataDir(t), invalidDataDir(t)}
+		invalidPaths := []string{"/invalid/path1", "/invalid/path2"}
 		_, err := testDataDirs(invalidPaths)
 		assert.Error(t, err)
 		assert.Contains(t, err.Error(), "data directory not found")

agent/disk.go

@@ -18,11 +18,10 @@ import (
 // fsRegistrationContext holds the shared lookup state needed to resolve a
 // filesystem into the tracked fsStats key and metadata.
 type fsRegistrationContext struct {
-	filesystem         string // device part of optional FILESYSTEM env var
-	filesystemName     string // optional custom name from FILESYSTEM=device__name
-	isWindows          bool
-	efPath             string // path to extra filesystems (default "/extra-filesystems")
-	diskIoCounters     map[string]disk.IOCountersStat
+	filesystem     string // value of optional FILESYSTEM env var
+	isWindows      bool
+	efPath         string // path to extra filesystems (default "/extra-filesystems")
+	diskIoCounters map[string]disk.IOCountersStat
 }
 
 // diskDiscovery groups the transient state for a single initializeDiskInfo run so
@@ -178,7 +177,7 @@ func (d *diskDiscovery) addConfiguredRootFs() bool {
 
 	for _, p := range d.partitions {
 		if filesystemMatchesPartitionSetting(d.ctx.filesystem, p) {
-			d.addFsStat(p.Device, p.Mountpoint, true, d.ctx.filesystemName)
+			d.addFsStat(p.Device, p.Mountpoint, true, "")
 			return true
 		}
 	}
@@ -186,7 +185,7 @@ func (d *diskDiscovery) addConfiguredRootFs() bool {
 	// FILESYSTEM may name a physical disk absent from partitions (e.g. ZFS lists
 	// dataset paths like zroot/ROOT/default, not block devices).
 	if ioKey, match := findIoDevice(d.ctx.filesystem, d.ctx.diskIoCounters); match {
-		d.agent.fsStats[ioKey] = &system.FsStats{Root: true, Mountpoint: d.rootMountPoint, Name: d.ctx.filesystemName}
+		d.agent.fsStats[ioKey] = &system.FsStats{Root: true, Mountpoint: d.rootMountPoint}
 		return true
 	}
 
@@ -301,8 +300,7 @@ func (d *diskDiscovery) addExtraFilesystemFolders(folderNames []string) {
 
 // Sets up the filesystems to monitor for disk usage and I/O.
 func (a *Agent) initializeDiskInfo() {
-	filesystemRaw, _ := utils.GetEnv("FILESYSTEM")
-	filesystem, filesystemName := parseFilesystemEntry(filesystemRaw)
+	filesystem, _ := utils.GetEnv("FILESYSTEM")
 	hasRoot := false
 	isWindows := runtime.GOOS == "windows"
 
@@ -325,11 +323,10 @@ func (a *Agent) initializeDiskInfo() {
 	}
 	slog.Debug("Disk I/O", "diskstats", diskIoCounters)
 	ctx := fsRegistrationContext{
-		filesystem:         filesystem,
-		filesystemName:     filesystemName,
-		isWindows:          isWindows,
-		diskIoCounters:     diskIoCounters,
-		efPath:             "/extra-filesystems",
+		filesystem:     filesystem,
+		isWindows:      isWindows,
+		diskIoCounters: diskIoCounters,
+		efPath:         "/extra-filesystems",
 	}
 
 	// Get the appropriate root mount point for this system
@@ -537,16 +534,7 @@ func normalizeDeviceName(value string) string {
 func (a *Agent) initializeDiskIoStats(diskIoCounters map[string]disk.IOCountersStat) {
 	a.fsNames = a.fsNames[:0]
 	now := time.Now()
-	// ZFS datasets have no /proc/diskstats entry, so they are excluded from
-	// I/O tracking instead of warning about a missing device (#1541).
-	var zfsMountpoints map[string]bool
-	if a.zfsManager != nil {
-		zfsMountpoints = a.zfsManager.ZfsMountpoints()
-	}
 	for device, stats := range a.fsStats {
-		if zfsMountpoints[stats.Mountpoint] {
-			continue
-		}
 		// skip if not in diskIoCounters
 		d, exists := diskIoCounters[device]
 		if !exists {
@@ -571,31 +559,20 @@ func (a *Agent) updateDiskUsage(systemStats *system.Stats) {
 		!a.lastDiskUsageUpdate.IsZero() &&
 		time.Since(a.lastDiskUsageUpdate) < a.diskUsageCacheDuration
 
-	// ZFS dataset mountpoints use `zfs list` values because statfs(2) reports
-	// dataset-level usage that excludes child datasets (#1541).
-	var zfsUsage map[string]zfsDatasetUsage
-	if a.zfsManager != nil {
-		zfsUsage = a.zfsManager.DatasetUsage()
-	}
-
 	// disk usage
 	for _, stats := range a.fsStats {
 		// Skip non-root filesystems if caching is active
 		if cacheExtraFs && !stats.Root {
 			continue
 		}
-		var total, used uint64
-		var usedPct float64
-		if u, ok := zfsUsage[stats.Mountpoint]; ok {
-			total = u.used + u.avail
-			used = u.used
-			if total > 0 {
-				usedPct = float64(used) / float64(total) * 100
+		if d, err := disk.Usage(stats.Mountpoint); err == nil {
+			stats.DiskTotal = utils.BytesToGigabytes(d.Total)
+			stats.DiskUsed = utils.BytesToGigabytes(d.Used)
+			if stats.Root {
+				systemStats.DiskTotal = utils.BytesToGigabytes(d.Total)
+				systemStats.DiskUsed = utils.BytesToGigabytes(d.Used)
+				systemStats.DiskPct = utils.TwoDecimals(d.UsedPercent)
 			}
-		} else if d, err := disk.Usage(stats.Mountpoint); err == nil {
-			total = d.Total
-			used = d.Used
-			usedPct = d.UsedPercent
 		} else {
 			// reset stats if error (likely unmounted)
 			slog.Error("Error getting disk stats", "name", stats.Mountpoint, "err", err)
@@ -603,14 +580,6 @@ func (a *Agent) updateDiskUsage(systemStats *system.Stats) {
 			stats.DiskUsed = 0
 			stats.TotalRead = 0
 			stats.TotalWrite = 0
-			continue
-		}
-		stats.DiskTotal = utils.BytesToGigabytes(total)
-		stats.DiskUsed = utils.BytesToGigabytes(used)
-		if stats.Root {
-			systemStats.DiskTotal = stats.DiskTotal
-			systemStats.DiskUsed = stats.DiskUsed
-			systemStats.DiskPct = utils.TwoDecimals(usedPct)
 		}
 	}
 
@@ -727,8 +696,6 @@ func (a *Agent) updateDiskIo(cacheTimeMs uint16, systemStats *system.Stats) {
 				systemStats.DiskWritePs = stats.DiskWritePs
 				systemStats.DiskIO[0] = diskIORead
 				systemStats.DiskIO[1] = diskIOWrite
-				systemStats.DiskIOTotal[0] = d.ReadBytes
-				systemStats.DiskIOTotal[1] = d.WriteBytes
 				systemStats.DiskIoStats[0] = diskReadTime
 				systemStats.DiskIoStats[1] = diskWriteTime
 				systemStats.DiskIoStats[2] = diskIoUtilPct

agent/disk_test.go

@@ -78,7 +78,14 @@ func TestParseFilesystemEntry(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			fs, customName := parseFilesystemEntry(tt.input)
+			fsEntry := strings.TrimSpace(tt.input)
+			var fs, customName string
+			if parts := strings.SplitN(fsEntry, "__", 2); len(parts) == 2 {
+				fs = strings.TrimSpace(parts[0])
+				customName = strings.TrimSpace(parts[1])
+			} else {
+				fs = fsEntry
+			}
 
 			assert.Equal(t, tt.expectedFs, fs)
 			assert.Equal(t, tt.expectedName, customName)
@@ -280,9 +287,8 @@ func TestAddConfiguredRootFs(t *testing.T) {
 			rootMountPoint: "/",
 			partitions:     []disk.PartitionStat{{Device: "/dev/ada0p2", Mountpoint: "/"}},
 			ctx: fsRegistrationContext{
-				filesystem:     "/dev/ada0p2",
-				filesystemName: "root disk",
-				isWindows:      false,
+				filesystem: "/dev/ada0p2",
+				isWindows:  false,
 				diskIoCounters: map[string]disk.IOCountersStat{
 					"ada0": {Name: "ada0", ReadBytes: 1000, WriteBytes: 1000},
 				},
@@ -296,7 +302,6 @@ func TestAddConfiguredRootFs(t *testing.T) {
 		assert.True(t, exists)
 		assert.True(t, stats.Root)
 		assert.Equal(t, "/", stats.Mountpoint)
-		assert.Equal(t, "root disk", stats.Name)
 	})
 
 	t.Run("adds root from io device when partition is missing", func(t *testing.T) {
@@ -305,9 +310,8 @@ func TestAddConfiguredRootFs(t *testing.T) {
 			agent:          agent,
 			rootMountPoint: "/sysroot",
 			ctx: fsRegistrationContext{
-				filesystem:     "zroot",
-				filesystemName: "root pool",
-				isWindows:      false,
+				filesystem: "zroot",
+				isWindows:  false,
 				diskIoCounters: map[string]disk.IOCountersStat{
 					"nda0": {Name: "nda0", Label: "zroot", ReadBytes: 1000, WriteBytes: 1000},
 				},
@@ -321,7 +325,6 @@ func TestAddConfiguredRootFs(t *testing.T) {
 		assert.True(t, exists)
 		assert.True(t, stats.Root)
 		assert.Equal(t, "/sysroot", stats.Mountpoint)
-		assert.Equal(t, "root pool", stats.Name)
 	})
 
 	t.Run("returns false when filesystem cannot be resolved", func(t *testing.T) {

agent/disk_zfs_test.go

@@ -1,109 +0,0 @@
-//go:build testing
-
-package agent
-
-import (
-	"testing"
-
-	"github.com/henrygd/beszel/agent/zfs"
-	"github.com/henrygd/beszel/internal/entities/system"
-	"github.com/shirou/gopsutil/v4/disk"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-// TestUpdateDiskUsageZfsMountpoint verifies that a filesystem whose mountpoint
-// is a ZFS dataset reports `zfs list` usage (which includes child datasets)
-// instead of the dataset-scoped statfs values (#1541).
-func TestUpdateDiskUsageZfsMountpoint(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return []zfs.Dataset{
-			{Name: "tank", Used: 12000000000000, Avail: 11999000000000, Mountpoint: "/tank"},
-		}, nil
-	}
-	agent := &Agent{
-		fsStats: map[string]*system.FsStats{
-			"tank": {Root: false, Mountpoint: "/tank"},
-		},
-		zfsManager: zm,
-	}
-
-	var stats system.Stats
-	agent.updateDiskUsage(&stats)
-
-	fs := agent.fsStats["tank"]
-	require.NotNil(t, fs)
-	assert.Equal(t, 22350.81, fs.DiskTotal) // (used + avail) in GiB
-	assert.Equal(t, 11175.87, fs.DiskUsed)
-	// Non-root filesystems do not populate system-level stats.
-	assert.Equal(t, float64(0), stats.DiskTotal)
-}
-
-// TestUpdateDiskUsageZfsRootPopulatesSystemStats verifies the root disk values
-// are derived from ZFS usage when the root mountpoint is a ZFS dataset.
-func TestUpdateDiskUsageZfsRootPopulatesSystemStats(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return []zfs.Dataset{
-			{Name: "rpool/ROOT/pve-1", Used: 900000000000, Avail: 300000000000, Mountpoint: "/"},
-		}, nil
-	}
-	agent := &Agent{
-		fsStats: map[string]*system.FsStats{
-			"rpool/ROOT/pve-1": {Root: true, Mountpoint: "/"},
-		},
-		zfsManager: zm,
-	}
-
-	var stats system.Stats
-	agent.updateDiskUsage(&stats)
-
-	assert.Equal(t, 1117.59, agent.fsStats["rpool/ROOT/pve-1"].DiskTotal)
-	assert.Equal(t, 838.19, agent.fsStats["rpool/ROOT/pve-1"].DiskUsed)
-	assert.Equal(t, 75.0, stats.DiskPct)
-	assert.Equal(t, 1117.59, stats.DiskTotal)
-	assert.Equal(t, 838.19, stats.DiskUsed)
-}
-
-// TestUpdateDiskUsageWithoutZfsManager falls back to statfs when no manager is
-// present (e.g. tests constructing bare Agent values).
-func TestUpdateDiskUsageWithoutZfsManager(t *testing.T) {
-	agent := &Agent{
-		fsStats: map[string]*system.FsStats{
-			"root": {Root: true, Mountpoint: "/"},
-		},
-	}
-
-	var stats system.Stats
-	agent.updateDiskUsage(&stats)
-
-	assert.True(t, agent.fsStats["root"].DiskTotal > 0, "root usage should come from statfs")
-	assert.True(t, stats.DiskTotal > 0)
-}
-
-// TestInitializeDiskIoStatsSkipsZfsMountpoints verifies ZFS filesystems are
-// excluded from diskstats I/O tracking instead of warning about a missing device.
-func TestInitializeDiskIoStatsSkipsZfsMountpoints(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return []zfs.Dataset{{Name: "tank", Mountpoint: "/tank"}}, nil
-	}
-	agent := &Agent{
-		fsStats: map[string]*system.FsStats{
-			"tank": {Root: false, Mountpoint: "/tank"},
-			"sda1": {Root: false, Mountpoint: "/mnt/data"},
-		},
-		zfsManager: zm,
-		diskPrev:   make(map[uint16]map[string]prevDisk),
-	}
-
-	agent.initializeDiskIoStats(map[string]disk.IOCountersStat{
-		"sda1": {Name: "sda1", ReadBytes: 100, WriteBytes: 100},
-	})
-
-	assert.Equal(t, []string{"sda1"}, agent.fsNames)
-	assert.Equal(t, uint64(100), agent.fsStats["sda1"].TotalRead)
-	// ZFS entry is present but untouched by diskstats initialization.
-	assert.Equal(t, uint64(0), agent.fsStats["tank"].TotalRead)
-}

agent/docker.go

@@ -544,18 +544,11 @@ func (dm *dockerManager) updateContainerStats(ctr *container.ApiInfo, cacheTimeM
 	// Get previous CPU values
 	prevCpuContainer, prevCpuSystem := dm.getCpuPreviousValues(cacheTimeMs, ctr.IdShort)
 
-	// Calculate CPU percentage based on platform.
-	// Podman reports system_cpu_usage from cgroup cpu.stat (not /proc/stat), so it reflects
-	// only cgroup-tracked activity rather than total host capacity. Use a time-based method
-	// instead so the result is comparable to host CPU utilization. See:
-	// https://github.com/henrygd/beszel/issues/2049
+	// Calculate CPU percentage based on platform
 	var cpuPct float64
 	if dm.isWindows {
 		prevRead := dm.lastCpuReadTime[cacheTimeMs][ctr.IdShort]
 		cpuPct = res.CalculateCpuPercentWindows(prevCpuContainer, prevRead)
-	} else if dm.usingPodman && res.CPUStats.OnlineCPUs > 0 {
-		prevRead := dm.lastCpuReadTime[cacheTimeMs][ctr.IdShort]
-		cpuPct = res.CalculateCpuPercentPodman(prevCpuContainer, prevRead)
 	} else {
 		cpuPct = res.CalculateCpuPercentLinux(prevCpuContainer, prevCpuSystem)
 	}

agent/docker_test.go

@@ -729,7 +729,6 @@ func TestGetDockerStatsChecksDockerVersionAfterContainerList(t *testing.T) {
 
 			stats, err := dm.getDockerStats(defaultCacheTimeMs)
 			require.NoError(t, err)
-			require.NotNil(t, stats, "A successful empty snapshot must remain distinguishable from a collection failure")
 			assert.Empty(t, stats)
 			assert.True(t, dm.dockerVersionChecked)
 			assert.Equal(t, tt.expectedGood, dm.goodDockerVersion)
@@ -743,7 +742,6 @@ func TestGetDockerStatsChecksDockerVersionAfterContainerList(t *testing.T) {
 
 			stats, err = dm.getDockerStats(defaultCacheTimeMs)
 			require.NoError(t, err)
-			require.NotNil(t, stats, "A successful empty snapshot must remain distinguishable from a collection failure")
 			assert.Empty(t, stats)
 			assert.Equal(t, tt.expectedGood, dm.goodDockerVersion)
 			assert.Equal(t, tt.expectedPodman, dm.usingPodman)
@@ -1061,162 +1059,6 @@ func TestCpuPercentageWindowsHandlesCounterRollback(t *testing.T) {
 	assert.Greater(t, stats.CalculateCpuPercentWindows(500_000, prevRead), 0.0)
 }
 
-func TestCalculateCpuPercentPodman(t *testing.T) {
-	baseTime := time.Date(2026, 3, 15, 12, 0, 0, 0, time.UTC)
-
-	tests := []struct {
-		name             string
-		prevCpuContainer uint64
-		prevRead         time.Time
-		currentUsage     uint64
-		currentRead      time.Time
-		onlineCPUs       uint32
-		expectedPct      float64
-	}{
-		{
-			name: "normal calculation",
-			// container used 2ms of CPU over 1s with 2 CPUs → 0.1%
-			prevCpuContainer: 1_000_000_000,
-			prevRead:         baseTime,
-			currentUsage:     1_002_000_000, // +2ms CPU time
-			currentRead:      baseTime.Add(time.Second),
-			onlineCPUs:       2,
-			expectedPct:      0.1, // 2e6 / (1e9 * 2) * 100
-		},
-		{
-			name:             "first run returns zero",
-			prevCpuContainer: 0,
-			prevRead:         baseTime,
-			currentUsage:     5_000_000,
-			currentRead:      baseTime.Add(time.Second),
-			onlineCPUs:       4,
-			expectedPct:      0.0,
-		},
-		{
-			name:             "zero online cpus returns zero",
-			prevCpuContainer: 1_000_000_000,
-			prevRead:         baseTime,
-			currentUsage:     1_010_000_000,
-			currentRead:      baseTime.Add(time.Second),
-			onlineCPUs:       0,
-			expectedPct:      0.0,
-		},
-		{
-			name:             "same read time returns zero",
-			prevCpuContainer: 1_000_000_000,
-			prevRead:         baseTime,
-			currentUsage:     1_010_000_000,
-			currentRead:      baseTime, // no elapsed time
-			onlineCPUs:       2,
-			expectedPct:      0.0,
-		},
-		{
-			name:             "counter rollback returns zero",
-			prevCpuContainer: 2_000_000_000,
-			prevRead:         baseTime,
-			currentUsage:     1_000_000_000,
-			currentRead:      baseTime.Add(time.Second),
-			onlineCPUs:       2,
-			expectedPct:      0.0,
-		},
-		{
-			name: "100% single cpu",
-			// container consumed a full CPU-second over 1s on a 1-CPU host → 100%
-			prevCpuContainer: 1_000_000_000,
-			prevRead:         baseTime,
-			currentUsage:     2_000_000_000, // +1s CPU time
-			currentRead:      baseTime.Add(time.Second),
-			onlineCPUs:       1,
-			expectedPct:      100.0, // 1e9 / (1e9 * 1) * 100
-		},
-		{
-			name: "high utilization on multi-cpu host",
-			// container used 800ms on a 4-CPU host over 1s → 20%
-			prevCpuContainer: 10_000_000_000,
-			prevRead:         baseTime,
-			currentUsage:     10_800_000_000,
-			currentRead:      baseTime.Add(time.Second),
-			onlineCPUs:       4,
-			expectedPct:      20.0, // 800e6 / (1e9 * 4) * 100
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			s := &container.ApiStats{
-				Read: tt.currentRead,
-				CPUStats: container.CPUStats{
-					CPUUsage:   container.CPUUsage{TotalUsage: tt.currentUsage},
-					OnlineCPUs: tt.onlineCPUs,
-				},
-			}
-			got := s.CalculateCpuPercentPodman(tt.prevCpuContainer, tt.prevRead)
-			assert.InDelta(t, tt.expectedPct, got, 0.001, "test %q", tt.name)
-		})
-	}
-}
-
-func TestUpdateContainerStatsPodmanCpuCalculation(t *testing.T) {
-	// Verify that Podman containers use the time-based CPU calculation
-	// when online_cpus is provided in the stats response.
-	// container used 20ms CPU over 1s with 2 CPUs → 1%
-	prevReadTime := time.Date(2026, 3, 15, 21, 26, 58, 0, time.UTC) // 1 second before stats read
-	const prevCpuUsage = uint64(5_000_000_000)
-
-	dm := &dockerManager{
-		client: &http.Client{Transport: roundTripFunc(func(req *http.Request) (*http.Response, error) {
-			switch req.URL.EscapedPath() {
-			case "/containers/0123456789ab/stats":
-				return &http.Response{
-					StatusCode: http.StatusOK,
-					Status:     "200 OK",
-					Header:     make(http.Header),
-					Body: io.NopCloser(strings.NewReader(`{
-						"read":"2026-03-15T21:26:59Z",
-						"cpu_stats":{"cpu_usage":{"total_usage":5020000000},"system_cpu_usage":9999999,"online_cpus":2},
-						"memory_stats":{"usage":1048576,"stats":{"inactive_file":262144}},
-						"networks":{"eth0":{"rx_bytes":0,"tx_bytes":0}}
-					}`)),
-					Request: req,
-				}, nil
-			default:
-				return nil, fmt.Errorf("unexpected path: %s", req.URL.EscapedPath())
-			}
-		})},
-		containerStatsMap: make(map[string]*container.Stats),
-		apiStats:          &container.ApiStats{},
-		usingPodman:       true,
-		lastCpuContainer: map[uint16]map[string]uint64{
-			defaultCacheTimeMs: {"0123456789ab": prevCpuUsage},
-		},
-		lastCpuSystem: map[uint16]map[string]uint64{
-			defaultCacheTimeMs: {"0123456789ab": 1}, // intentionally tiny — should NOT be used
-		},
-		lastCpuReadTime: map[uint16]map[string]time.Time{
-			defaultCacheTimeMs: {"0123456789ab": prevReadTime},
-		},
-		networkSentTrackers: make(map[uint16]*deltatracker.DeltaTracker[string, uint64]),
-		networkRecvTrackers: make(map[uint16]*deltatracker.DeltaTracker[string, uint64]),
-		lastNetworkReadTime: make(map[uint16]map[string]time.Time),
-	}
-
-	ctr := &container.ApiInfo{
-		IdShort: "0123456789ab",
-		Names:   []string{"/myapp"},
-		Status:  "Up 5 minutes",
-		Image:   "myapp:latest",
-	}
-
-	err := dm.updateContainerStats(ctr, defaultCacheTimeMs)
-	require.NoError(t, err)
-
-	// cpu delta = 5020000000 - 5000000000 = 20000000 ns (20ms)
-	// elapsed = 1s = 1000000000 ns, online_cpus = 2
-	// expected = 20000000 / (1000000000 * 2) * 100 = 1.0%
-	expectedCpu := 1.0
-	assert.InDelta(t, expectedCpu, dm.containerStatsMap[ctr.IdShort].Cpu, 0.01)
-}
-
 func TestNetworkStatsCalculationWithRealData(t *testing.T) {
 	// Create synthetic test data to avoid timing issues
 	apiStats1 := &container.ApiStats{

agent/fans.go

@@ -72,30 +72,14 @@ func discoverHwmonFans(root string) ([]fanSensor, error) {
 	var sensors []fanSensor
 	for _, entry := range entries {
 		chipDir := filepath.Join(root, entry.Name())
-		sensorDir := chipDir
-		inputs, _ := filepath.Glob(filepath.Join(sensorDir, "fan*_input"))
-
-		// Some legacy hwmon drivers (notably applesmc) register a hwmon class
-		// device but create fan attributes on the parent platform device. In
-		// sysfs that parent is exposed through hwmonN/device.
-		if len(inputs) == 0 {
-			deviceDir := filepath.Join(chipDir, "device")
-			if deviceInputs, _ := filepath.Glob(filepath.Join(deviceDir, "fan*_input")); len(deviceInputs) > 0 {
-				sensorDir = deviceDir
-				inputs = deviceInputs
-			}
-		}
-
-		chipName := utils.ReadStringFile(filepath.Join(sensorDir, "name"))
-		if chipName == "" {
-			chipName = utils.ReadStringFile(filepath.Join(chipDir, "name"))
-		}
+		chipName := utils.ReadStringFile(filepath.Join(chipDir, "name"))
 		if chipName == "" {
 			chipName = entry.Name()
 		}
+		inputs, _ := filepath.Glob(filepath.Join(chipDir, "fan*_input"))
 		for _, inputPath := range inputs {
 			base := strings.TrimSuffix(filepath.Base(inputPath), "_input")
-			label := utils.ReadStringFile(filepath.Join(sensorDir, base+"_label"))
+			label := utils.ReadStringFile(filepath.Join(chipDir, base+"_label"))
 			key := chipName + "_" + base
 			if label != "" {
 				key = chipName + "_" + label

agent/fans_test.go

@@ -50,24 +50,6 @@ func TestReadHwmonFans(t *testing.T) {
 	}, fans)
 }
 
-// TestReadHwmonFansLegacyParent verifies legacy hwmon layouts such as applesmc,
-// where the hwmon class node exists but fan attributes live on hwmonN/device.
-func TestReadHwmonFansLegacyParent(t *testing.T) {
-	root := t.TempDir()
-	deviceDir := filepath.Join(root, "devices", "applesmc.768")
-	writeFile(t, filepath.Join(deviceDir, "name"), "applesmc\n")
-	writeFile(t, filepath.Join(deviceDir, "fan1_input"), "1202\n")
-	writeFile(t, filepath.Join(deviceDir, "fan1_label"), "Exhaust\n")
-
-	chipDir := filepath.Join(root, "hwmon1")
-	require.NoError(t, os.MkdirAll(chipDir, 0o755))
-	require.NoError(t, os.Symlink(deviceDir, filepath.Join(chipDir, "device")))
-
-	fans, err := readHwmonFans(root)
-	require.NoError(t, err)
-	assert.Equal(t, map[string]uint16{"applesmc_Exhaust": 1202}, fans)
-}
-
 // TestReadHwmonFansMissingRoot returns an error rather than panicking when the
 // hwmon root doesn't exist (e.g. running on a kernel without hwmon support).
 func TestReadHwmonFansMissingRoot(t *testing.T) {

agent/fingerprint.go

@@ -50,9 +50,6 @@ func generateFingerprint(hostname, cpuModel string) string {
 			if info, err := cpu.Info(); err == nil && len(info) > 0 {
 				cpuModel = info[0].ModelName
 			}
-			if cpuModel == "" {
-				cpuModel = getCpuModelFromCpuinfo()
-			}
 		}
 		fingerprint = hostname + cpuModel
 	}

agent/gpu.go

@@ -361,16 +361,12 @@ func (gm *GPUManager) calculateGPUAverage(id string, gpu *system.GPUData, cacheK
 
 	// If no new data arrived
 	if deltaCount == 0 {
-		// Only discrete GPUs report temp/memory, so treat all-zero as suspended (return zeros).
-		// Engine-based (Intel) GPUs don't, so carry the last average forward across sample gaps.
-		if gpu.Engines == nil && gpu.Temperature == 0 && gpu.MemoryUsed == 0 {
+		// If GPU appears suspended (instantaneous values are 0), return zero values
+		// Otherwise return last known average for temporary collection gaps
+		if gpu.Temperature == 0 && gpu.MemoryUsed == 0 {
 			return system.GPUData{Name: gpu.Name}
 		}
-		lastAvg := gm.lastAvgData[id] // zero value if not found
-		if lastAvg.Name == "" {
-			lastAvg.Name = gpu.Name
-		}
-		return lastAvg
+		return gm.lastAvgData[id] // zero value if not found
 	}
 
 	// Calculate new average

agent/gpu_test.go

@@ -566,42 +566,6 @@ func TestGetCurrentData(t *testing.T) {
 		assert.EqualValues(t, 2, gm.GpuDataMap["0"].Count, "Count should still be 2")
 	})
 
-	t.Run("carries Intel GPU average forward between samples", func(t *testing.T) {
-		// Intel GPUs report no temp/memory, so between-sample gaps (delta 0) must
-		// reuse the last average instead of returning zeros and blanking the chart.
-		gm := &GPUManager{
-			GpuDataMap: map[string]*system.GPUData{
-				"0": {
-					Name:     "GPU",
-					Usage:    0,   // derived from engines for Intel
-					Power:    200, // averages to 100 over 2 counts
-					PowerPkg: 60,  // averages to 30 over 2 counts
-					Count:    2,
-					Engines: map[string]float64{
-						"Render/3D": 80, // averages to 40
-						"Video":     20, // averages to 10
-					},
-				},
-			},
-		}
-
-		cacheKey := uint16(1000) // realtime cache key
-
-		// First collection - computes and stores averages
-		result1 := gm.GetCurrentData(cacheKey)
-		assert.InDelta(t, 100.0, result1["0"].Power, 0.01)
-		assert.InDelta(t, 30.0, result1["0"].PowerPkg, 0.01)
-		assert.InDelta(t, 40.0, result1["0"].Engines["Render/3D"], 0.01)
-
-		// Second collection with no new sample (count unchanged, temp/mem still 0).
-		// Must carry the last average forward rather than blanking to zero.
-		result2 := gm.GetCurrentData(cacheKey)
-		assert.Equal(t, "GPU", result2["0"].Name, "Name should be preserved")
-		assert.InDelta(t, 100.0, result2["0"].Power, 0.01, "Should reuse last average power, not 0")
-		assert.InDelta(t, 30.0, result2["0"].PowerPkg, 0.01, "Should reuse last average package power, not 0")
-		assert.InDelta(t, 40.0, result2["0"].Engines["Render/3D"], 0.01, "Should reuse last average engine usage")
-	})
-
 	t.Run("tracks separate averages per cache key", func(t *testing.T) {
 		gm := &GPUManager{
 			GpuDataMap: map[string]*system.GPUData{

agent/handlers.go

@@ -51,7 +51,6 @@ func NewHandlerRegistry() *HandlerRegistry {
 	registry.Register(common.GetContainerInfo, &GetContainerInfoHandler{})
 	registry.Register(common.GetSmartData, &GetSmartDataHandler{})
 	registry.Register(common.GetSystemdInfo, &GetSystemdInfoHandler{})
-	registry.Register(common.GetZfsData, &GetZfsDataHandler{})
 
 	return registry
 }
@@ -179,23 +178,6 @@ func (h *GetSmartDataHandler) Handle(hctx *HandlerContext) error {
 	}, hctx.RequestID)
 }
 
-////////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////////
-
-// GetZfsDataHandler handles ZFS detail data requests
-type GetZfsDataHandler struct{}
-
-func (h *GetZfsDataHandler) Handle(hctx *HandlerContext) error {
-	if hctx.Agent.zfsManager == nil {
-		return hctx.SendResponse(nil, hctx.RequestID)
-	}
-	var req common.ZfsDataRequest
-	if err := cbor.Unmarshal(hctx.Request.Data, &req); err != nil {
-		return err
-	}
-	return hctx.SendResponse(hctx.Agent.zfsManager.GetDetail(req.Force), hctx.RequestID)
-}
-
 ////////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////

agent/handlers_test.go

@@ -4,10 +4,8 @@ package agent
 
 import (
 	"testing"
-	"time"
 
 	"github.com/fxamacker/cbor/v2"
-	"github.com/henrygd/beszel/agent/zfs"
 	"github.com/henrygd/beszel/internal/common"
 	"github.com/henrygd/beszel/internal/entities/smart"
 	"github.com/stretchr/testify/assert"
@@ -32,32 +30,6 @@ func TestNewAgentResponseSmartData(t *testing.T) {
 	assert.True(t, response.SmartComplete)
 }
 
-func TestGetZfsDataHandlerForceRefresh(t *testing.T) {
-	poolCalls := 0
-	zm := &ZfsManager{detailInterval: time.Hour}
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		poolCalls++
-		return []zfs.PoolStat{{Name: "tank", Alloc: uint64(poolCalls)}}, nil
-	}
-	zm.poolStatusesFn = func() ([]zfs.PoolStatus, error) { return nil, nil }
-	zm.datasetsFn = func() ([]zfs.Dataset, error) { return nil, nil }
-	zm.GetDetail(false)
-
-	requestData, err := cbor.Marshal(common.ZfsDataRequest{Force: true})
-	assert.NoError(t, err)
-	ctx := &HandlerContext{
-		Agent: &Agent{zfsManager: zm},
-		Request: &common.HubRequest[cbor.RawMessage]{
-			Action: common.GetZfsData,
-			Data:   requestData,
-		},
-		SendResponse: func(any, *uint32) error { return nil },
-	}
-
-	assert.NoError(t, (&GetZfsDataHandler{}).Handle(ctx))
-	assert.Equal(t, 2, poolCalls)
-}
-
 func (m *MockHandler) Handle(ctx *HandlerContext) error {
 	if m.handleFunc != nil {
 		return m.handleFunc(ctx)

agent/mdraid_linux.go

@@ -17,17 +17,15 @@ import (
 var mdraidSysfsRoot = "/sys"
 
 type mdraidHealth struct {
-	level          string
-	arrayState     string
-	degraded       uint64
-	faultyDisks    uint64
-	populatedDisks uint64
-	raidDisks      uint64
-	syncAction     string
-	syncCompleted  string
-	syncSpeed      string
-	mismatchCnt    uint64
-	capacity       uint64
+	level         string
+	arrayState    string
+	degraded      uint64
+	raidDisks     uint64
+	syncAction    string
+	syncCompleted string
+	syncSpeed     string
+	mismatchCnt   uint64
+	capacity      uint64
 }
 
 // scanMdraidDevices discovers Linux md arrays exposed in sysfs.
@@ -94,9 +92,6 @@ func (sm *SmartManager) collectMdraidHealth(deviceInfo *DeviceInfo) (bool, error
 	if health.degraded > 0 {
 		attrs = append(attrs, &smart.SmartAttribute{Name: "Degraded", RawValue: health.degraded})
 	}
-	if health.faultyDisks > 0 {
-		attrs = append(attrs, &smart.SmartAttribute{Name: "FaultyDisks", RawValue: health.faultyDisks})
-	}
 	if health.syncAction != "" {
 		attrs = append(attrs, &smart.SmartAttribute{Name: "SyncAction", RawString: health.syncAction})
 	}
@@ -157,7 +152,6 @@ func readMdraidHealth(blockName string) (mdraidHealth, bool) {
 	if val, ok := utils.ReadUintFile(filepath.Join(mdDir, "degraded")); ok {
 		out.degraded = val
 	}
-	out.faultyDisks, out.populatedDisks = countMdraidMemberStates(blockName, mdraidSysfsRoot)
 	if val, ok := utils.ReadUintFile(filepath.Join(mdDir, "mismatch_cnt")); ok {
 		out.mismatchCnt = val
 	}
@@ -183,19 +177,7 @@ func mdraidSmartStatus(health mdraidHealth) string {
 	case "resync", "recover", "reshape":
 		return "WARNING"
 	}
-	// Use actual faulty member count rather than the degraded counter, which
-	// equals raid_disks minus active_disks. On QNAP systems raid_disks may be
-	// set to a large value (e.g. 32) while only a few slots are ever used,
-	// making degraded misleadingly large despite zero failed disks.
-	if health.faultyDisks > 0 {
-		return "FAILED"
-	}
 	if health.degraded > 0 {
-		if isSparseSlotDegraded(health) {
-			// A sysfs snapshot cannot distinguish reserved slots from a removed
-			// member on sparse arrays, so report the ambiguity as a warning.
-			return "WARNING"
-		}
 		return "FAILED"
 	}
 	if health.mismatchCnt > 0 {
@@ -214,43 +196,6 @@ func mdraidSmartStatus(health mdraidHealth) string {
 	return "UNKNOWN"
 }
 
-// countMdraidMemberStates reads member device directories under
-// block/<name>/md and returns how many are explicitly marked "faulty", plus
-// how many are populated at all (regardless of state). populatedDisks lets
-// callers distinguish RAID slots that were never used (QNAP reserves far
-// more raid_disks than it ever populates) from members that went missing.
-func countMdraidMemberStates(blockName, root string) (faultyDisks, populatedDisks uint64) {
-	devDir := filepath.Join(root, "block", blockName, "md")
-	entries, err := os.ReadDir(devDir)
-	if err != nil {
-		return 0, 0
-	}
-	for _, ent := range entries {
-		if !strings.HasPrefix(ent.Name(), "dev-") {
-			continue
-		}
-		populatedDisks++
-		statePath := filepath.Join(devDir, ent.Name(), "state")
-		state := utils.ReadStringFile(statePath)
-		if strings.Contains(state, "faulty") {
-			faultyDisks++
-		}
-	}
-	return faultyDisks, populatedDisks
-}
-
-// isSparseSlotDegraded reports whether a non-zero "degraded" count may be
-// explained by RAID slots that were never populated. QNAP configures system
-// arrays with raid_disks set to a large fixed maximum (e.g. 32) far beyond the
-// handful of slots it ever populates, so sparse slots outnumber populated ones.
-func isSparseSlotDegraded(health mdraidHealth) bool {
-	if health.populatedDisks == 0 || health.raidDisks <= health.populatedDisks {
-		return false
-	}
-	sparseSlots := health.raidDisks - health.populatedDisks
-	return sparseSlots > health.populatedDisks
-}
-
 // isMdraidBlockName matches /dev/mdN-style block device names.
 func isMdraidBlockName(name string) bool {
 	if !strings.HasPrefix(name, "md") {

agent/mdraid_linux_test.go

@@ -40,15 +40,6 @@ func TestMdraidMockSysfsScanAndCollect(t *testing.T) {
 	write(filepath.Join(mdDir, "sync_completed"), "10%\n")
 	write(filepath.Join(mdDir, "sync_speed"), "100M\n")
 	write(filepath.Join(mdDir, "mismatch_cnt"), "0\n")
-
-	// Simulate two healthy member devices (no faulty state).
-	for _, dev := range []string{"dev-sda", "dev-sdb"} {
-		devPath := filepath.Join(mdDir, dev)
-		if err := os.MkdirAll(devPath, 0o755); err != nil {
-			t.Fatal(err)
-		}
-		write(filepath.Join(devPath, "state"), "in_sync\n")
-	}
 	write(filepath.Join(queueDir, "logical_block_size"), "512\n")
 	write(filepath.Join(tmp, "block", "md0", "size"), "2048\n")
 
@@ -90,77 +81,15 @@ func TestMdraidMockSysfsScanAndCollect(t *testing.T) {
 	}
 }
 
-func TestCountMdraidMemberStates(t *testing.T) {
-	tmp := t.TempDir()
-
-	write := func(path, content string) {
-		t.Helper()
-		if err := os.MkdirAll(filepath.Dir(path), 0o755); err != nil {
-			t.Fatal(err)
-		}
-		if err := os.WriteFile(path, []byte(content), 0o644); err != nil {
-			t.Fatal(err)
-		}
-	}
-
-	mdDir := filepath.Join(tmp, "block", "md0", "md")
-
-	// No dev-* entries: zero faulty, zero populated.
-	if faulty, populated := countMdraidMemberStates("md0", tmp); faulty != 0 || populated != 0 {
-		t.Fatalf("no members: got (faulty=%d populated=%d), want (0,0)", faulty, populated)
-	}
-
-	// Two healthy members.
-	write(filepath.Join(mdDir, "dev-sda", "state"), "in_sync\n")
-	write(filepath.Join(mdDir, "dev-sdb", "state"), "in_sync\n")
-	if faulty, populated := countMdraidMemberStates("md0", tmp); faulty != 0 || populated != 2 {
-		t.Fatalf("all in_sync: got (faulty=%d populated=%d), want (0,2)", faulty, populated)
-	}
-
-	// One faulty member.
-	write(filepath.Join(mdDir, "dev-sdb", "state"), "faulty\n")
-	if faulty, populated := countMdraidMemberStates("md0", tmp); faulty != 1 || populated != 2 {
-		t.Fatalf("one faulty: got (faulty=%d populated=%d), want (1,2)", faulty, populated)
-	}
-
-	// QNAP-style: 28 degraded slots but no dev-* entries for them, 4 in_sync.
-	write(filepath.Join(mdDir, "dev-sdb", "state"), "in_sync\n")
-	write(filepath.Join(mdDir, "dev-sdc", "state"), "in_sync\n")
-	write(filepath.Join(mdDir, "dev-sdd", "state"), "in_sync\n")
-	if faulty, populated := countMdraidMemberStates("md0", tmp); faulty != 0 || populated != 4 {
-		t.Fatalf("qnap sparse: got (faulty=%d populated=%d), want (0,4)", faulty, populated)
-	}
-}
-
 func TestMdraidSmartStatus(t *testing.T) {
 	if got := mdraidSmartStatus(mdraidHealth{arrayState: "inactive"}); got != "FAILED" {
 		t.Fatalf("mdraidSmartStatus(inactive) = %q, want FAILED", got)
 	}
-	if got := mdraidSmartStatus(mdraidHealth{arrayState: "active", degraded: 1, faultyDisks: 1, syncAction: "recover"}); got != "WARNING" {
+	if got := mdraidSmartStatus(mdraidHealth{arrayState: "active", degraded: 1, syncAction: "recover"}); got != "WARNING" {
 		t.Fatalf("mdraidSmartStatus(degraded+recover) = %q, want WARNING", got)
 	}
-	if got := mdraidSmartStatus(mdraidHealth{arrayState: "active", degraded: 1, faultyDisks: 1}); got != "FAILED" {
-		t.Fatalf("mdraidSmartStatus(degraded+faulty) = %q, want FAILED", got)
-	}
-	// QNAP-style: raid_disks=32 but only 4 populated; degraded=28 but no faulty devices.
-	if got := mdraidSmartStatus(mdraidHealth{arrayState: "clean", degraded: 28, faultyDisks: 0, raidDisks: 32, populatedDisks: 4}); got != "WARNING" {
-		t.Fatalf("mdraidSmartStatus(qnap sparse) = %q, want WARNING", got)
-	}
-	// A member disappearing from the same sparse array is indistinguishable
-	// from another reserved slot, so it must not be reported as healthy.
-	if got := mdraidSmartStatus(mdraidHealth{arrayState: "clean", degraded: 29, faultyDisks: 0, raidDisks: 32, populatedDisks: 3}); got != "WARNING" {
-		t.Fatalf("mdraidSmartStatus(qnap sparse missing member) = %q, want WARNING", got)
-	}
-	// A genuinely missing member (removed dev-* entry, not just an unpopulated
-	// QNAP reserve slot) must still fail: raid_disks=4, only 3 populated, all
-	// of them in_sync, so faultyDisks==0 but degraded==1.
-	if got := mdraidSmartStatus(mdraidHealth{arrayState: "clean", degraded: 1, faultyDisks: 0, raidDisks: 4, populatedDisks: 3}); got != "FAILED" {
-		t.Fatalf("mdraidSmartStatus(missing member) = %q, want FAILED", got)
-	}
-	// Degraded with no member-state info at all (e.g. sysfs read failed) must
-	// still fail rather than being silently treated as a sparse QNAP array.
-	if got := mdraidSmartStatus(mdraidHealth{arrayState: "clean", degraded: 1, faultyDisks: 0, raidDisks: 4, populatedDisks: 0}); got != "FAILED" {
-		t.Fatalf("mdraidSmartStatus(degraded, no member info) = %q, want FAILED", got)
+	if got := mdraidSmartStatus(mdraidHealth{arrayState: "active", degraded: 1}); got != "FAILED" {
+		t.Fatalf("mdraidSmartStatus(degraded) = %q, want FAILED", got)
 	}
 	if got := mdraidSmartStatus(mdraidHealth{arrayState: "active", syncAction: "recover"}); got != "WARNING" {
 		t.Fatalf("mdraidSmartStatus(recover) = %q, want WARNING", got)

agent/sensors_default.go

@@ -1,4 +1,4 @@
-//go:build !windows && !freebsd
+//go:build !windows
 
 package agent
 

agent/sensors_freebsd.go

@@ -1,14 +0,0 @@
-//go:build freebsd
-
-package agent
-
-import (
-	"context"
-
-	"github.com/shirou/gopsutil/v4/sensors"
-	"golang.org/x/sys/unix"
-)
-
-var getSensorTemps = func(ctx context.Context) ([]sensors.TemperatureStat, error) {
-	return getFreeBSDSensorTemps(ctx, unix.SysctlUint32)
-}

agent/sensors_freebsd_common.go

@@ -1,81 +0,0 @@
-//go:build freebsd || testing
-
-package agent
-
-import (
-	"context"
-	"fmt"
-
-	"github.com/shirou/gopsutil/v4/sensors"
-)
-
-const (
-	freebsdZeroCelsiusDeciKelvin = 2731
-	freebsdAcpiThermalZoneCount  = 16
-)
-
-type freebsdSysctlUintReader func(name string) (uint32, error)
-
-func getFreeBSDSensorTemps(ctx context.Context, readSysctl freebsdSysctlUintReader) ([]sensors.TemperatureStat, error) {
-	cpuCount, err := readSysctl("hw.ncpu")
-	if err != nil {
-		return nil, err
-	}
-	temps := make([]sensors.TemperatureStat, 0, int(cpuCount)+freebsdAcpiThermalZoneCount)
-	for cpu := range cpuCount {
-		select {
-		case <-ctx.Done():
-			return temps, ctx.Err()
-		default:
-		}
-
-		sysctlName := fmt.Sprintf("dev.cpu.%d.temperature", cpu)
-		value, err := readSysctl(sysctlName)
-		if err != nil {
-			continue
-		}
-		temp, ok := freebsdDeciKelvinToCelsius(value)
-		if !ok {
-			continue
-		}
-		temps = append(temps, sensors.TemperatureStat{
-			SensorKey:   fmt.Sprintf("cpu.%d", cpu),
-			Temperature: temp,
-		})
-	}
-
-	for zone := 0; zone < freebsdAcpiThermalZoneCount; zone++ {
-		select {
-		case <-ctx.Done():
-			return temps, ctx.Err()
-		default:
-		}
-
-		sysctlName := fmt.Sprintf("hw.acpi.thermal.tz%d.temperature", zone)
-		value, err := readSysctl(sysctlName)
-		if err != nil {
-			continue
-		}
-		temp, ok := freebsdDeciKelvinToCelsius(value)
-		if !ok {
-			continue
-		}
-		temps = append(temps, sensors.TemperatureStat{
-			SensorKey:   fmt.Sprintf("acpi.thermal.tz%d", zone),
-			Temperature: temp,
-		})
-	}
-
-	return temps, nil
-}
-
-func freebsdDeciKelvinToCelsius(value uint32) (float64, bool) {
-	if value <= freebsdZeroCelsiusDeciKelvin {
-		return 0, false
-	}
-	temp := float64(int64(value)-freebsdZeroCelsiusDeciKelvin) / 10
-	if temp <= 0 || temp >= 200 {
-		return 0, false
-	}
-	return temp, true
-}

agent/sensors_freebsd_common_test.go

@@ -1,167 +0,0 @@
-//go:build testing
-
-package agent
-
-import (
-	"context"
-	"errors"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-var errFakeFreeBSDSysctlNotFound = errors.New("sysctl not found")
-
-type fakeFreeBSDSysctls struct {
-	values map[string]uint32
-	errs   map[string]error
-}
-
-func (f fakeFreeBSDSysctls) read(name string) (uint32, error) {
-	if err, ok := f.errs[name]; ok {
-		return 0, err
-	}
-	if value, ok := f.values[name]; ok {
-		return value, nil
-	}
-	return 0, errFakeFreeBSDSysctlNotFound
-}
-
-func TestFreeBSDDeciKelvinToCelsius(t *testing.T) {
-	tests := []struct {
-		name     string
-		value    uint32
-		expected float64
-		ok       bool
-	}{
-		{
-			name:     "45 Celsius",
-			value:    3181,
-			expected: 45,
-			ok:       true,
-		},
-		{
-			name:     "fractional Celsius",
-			value:    3186,
-			expected: 45.5,
-			ok:       true,
-		},
-		{
-			name:  "zero deci-Kelvin",
-			value: 0,
-			ok:    false,
-		},
-		{
-			name:  "zero Celsius",
-			value: freebsdZeroCelsiusDeciKelvin,
-			ok:    false,
-		},
-		{
-			name:  "below zero Celsius",
-			value: freebsdZeroCelsiusDeciKelvin - 1,
-			ok:    false,
-		},
-		{
-			name:  "invalid signed integer",
-			value: 1<<32 - 1,
-			ok:    false,
-		},
-		{
-			name:  "unreasonably high Celsius",
-			value: freebsdZeroCelsiusDeciKelvin + 2000,
-			ok:    false,
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			result, ok := freebsdDeciKelvinToCelsius(tt.value)
-			assert.Equal(t, tt.ok, ok)
-			assert.InDelta(t, tt.expected, result, 0.001)
-		})
-	}
-}
-
-func TestGetFreeBSDSensorTemps(t *testing.T) {
-	reader := fakeFreeBSDSysctls{
-		values: map[string]uint32{
-			"hw.ncpu":                         4,
-			"dev.cpu.0.temperature":           3231,
-			"dev.cpu.1.temperature":           3242,
-			"dev.cpu.3.temperature":           freebsdZeroCelsiusDeciKelvin,
-			"hw.acpi.thermal.tz0.temperature": 3101,
-			"hw.acpi.thermal.tz2.temperature": 3116,
-			"hw.acpi.thermal.tz3.temperature": freebsdZeroCelsiusDeciKelvin,
-			"unrelated.sensor.value":          9999,
-			"dev.cpu.99.temperature":          9999,
-			"dev.amdtemp.0.core0.foo":         9999,
-		},
-	}
-
-	temps, err := getFreeBSDSensorTemps(context.Background(), reader.read)
-
-	require.NoError(t, err)
-	require.Len(t, temps, 4)
-	assert.Equal(t, "cpu.0", temps[0].SensorKey)
-	assert.InDelta(t, 50.0, temps[0].Temperature, 0.001)
-	assert.Equal(t, "cpu.1", temps[1].SensorKey)
-	assert.InDelta(t, 51.1, temps[1].Temperature, 0.001)
-	assert.Equal(t, "acpi.thermal.tz0", temps[2].SensorKey)
-	assert.InDelta(t, 37.0, temps[2].Temperature, 0.001)
-	assert.Equal(t, "acpi.thermal.tz2", temps[3].SensorKey)
-	assert.InDelta(t, 38.5, temps[3].Temperature, 0.001)
-}
-
-func TestGetFreeBSDSensorTempsCpuCountError(t *testing.T) {
-	reader := fakeFreeBSDSysctls{
-		errs: map[string]error{
-			"hw.ncpu": errors.New("permission denied"),
-		},
-	}
-
-	temps, err := getFreeBSDSensorTemps(context.Background(), reader.read)
-
-	assert.Nil(t, temps)
-	assert.EqualError(t, err, "permission denied")
-}
-
-func TestGetFreeBSDSensorTempsNoTemperatureSysctls(t *testing.T) {
-	reader := fakeFreeBSDSysctls{
-		values: map[string]uint32{"hw.ncpu": 2},
-	}
-
-	temps, err := getFreeBSDSensorTemps(context.Background(), reader.read)
-
-	require.NoError(t, err)
-	assert.Empty(t, temps)
-}
-
-func TestGetFreeBSDSensorTempsAcpiOnly(t *testing.T) {
-	reader := fakeFreeBSDSysctls{
-		values: map[string]uint32{
-			"hw.ncpu":                         0,
-			"hw.acpi.thermal.tz0.temperature": 3081,
-		},
-	}
-
-	temps, err := getFreeBSDSensorTemps(context.Background(), reader.read)
-
-	require.NoError(t, err)
-	require.Len(t, temps, 1)
-	assert.Equal(t, "acpi.thermal.tz0", temps[0].SensorKey)
-	assert.InDelta(t, 35.0, temps[0].Temperature, 0.001)
-}
-
-func TestGetFreeBSDSensorTempsContextCancelled(t *testing.T) {
-	ctx, cancel := context.WithCancel(context.Background())
-	cancel()
-	reader := fakeFreeBSDSysctls{
-		values: map[string]uint32{"hw.ncpu": 2},
-	}
-
-	temps, err := getFreeBSDSensorTemps(ctx, reader.read)
-
-	assert.Empty(t, temps)
-	assert.ErrorIs(t, err, context.Canceled)
-}

agent/sensors_test.go

@@ -602,9 +602,8 @@ func TestUpdateTemperaturesSkipsOnTimeout(t *testing.T) {
 		},
 	}
 
-	originalGetSensorTemps := getSensorTemps
 	t.Cleanup(func() {
-		getSensorTemps = originalGetSensorTemps
+		getSensorTemps = sensors.TemperaturesWithContext
 	})
 	getSensorTemps = func(ctx context.Context) ([]sensors.TemperatureStat, error) {
 		time.Sleep(50 * time.Millisecond)

agent/sensors_windows.go

@@ -214,12 +214,9 @@ func (lhm *lhmProcess) getTemps(ctx context.Context) (temps []sensors.Temperatur
 	return temps, nil
 }
 
-// getSensorTemps is a variable so tests can replace the platform sensor collector.
-var getSensorTemps = getWindowsSensorTemps
-
-// getWindowsSensorTemps attempts to pull sensor temperatures from the embedded LHM process.
+// getSensorTemps attempts to pull sensor temperatures from the embedded LHM process.
 // NB: LibreHardwareMonitorLib requires admin privileges to access all available sensors.
-func getWindowsSensorTemps(ctx context.Context) (temps []sensors.TemperatureStat, err error) {
+func getSensorTemps(ctx context.Context) (temps []sensors.TemperatureStat, err error) {
 	defer func() {
 		if err != nil {
 			slog.Debug("Error reading sensors", "err", err)

agent/server.go

@@ -265,5 +265,6 @@ func (a *Agent) StopServer() error {
 	slog.Info("Stopping SSH server")
 	_ = a.server.Close()
 	a.server = nil
+	a.connectionManager.eventChan <- SSHDisconnect
 	return nil
 }

agent/server_test.go

@@ -198,28 +198,6 @@ func TestStartServerDisableSSH(t *testing.T) {
 	assert.Contains(t, err.Error(), "SSH disabled")
 }
 
-func TestStopServerDoesNotBlockWhenEventQueueFull(t *testing.T) {
-	agent := createTestAgent(t)
-	agent.server = &ssh.Server{}
-	agent.connectionManager.eventChan = make(chan ConnectionEvent, 1)
-	agent.connectionManager.eventChan <- WebSocketConnect
-
-	done := make(chan error, 1)
-	go func() {
-		done <- agent.StopServer()
-	}()
-
-	select {
-	case err := <-done:
-		require.NoError(t, err)
-	case <-time.After(time.Second):
-		t.Fatal("StopServer blocked on the connection event queue")
-	}
-
-	assert.Nil(t, agent.server)
-	assert.Equal(t, WebSocketConnect, <-agent.connectionManager.eventChan)
-}
-
 /////////////////////////////////////////////////////////////////
 //////////////////// ParseKeys Tests ////////////////////////////
 /////////////////////////////////////////////////////////////////

agent/smart.go

@@ -375,15 +375,9 @@ func (sm *SmartManager) parseSmartOutput(deviceInfo *DeviceInfo, output []byte)
 		Type  string
 		Parse func([]byte) (bool, int)
 	}{
-		{Type: "nvme", Parse: func(output []byte) (bool, int) {
-			return sm.parseSmartForNvme(output, deviceInfo.Type)
-		}},
-		{Type: "sat", Parse: func(output []byte) (bool, int) {
-			return sm.parseSmartForSata(output, deviceInfo.Type)
-		}},
-		{Type: "scsi", Parse: func(output []byte) (bool, int) {
-			return sm.parseSmartForScsi(output, deviceInfo.Type)
-		}},
+		{Type: "nvme", Parse: sm.parseSmartForNvme},
+		{Type: "sat", Parse: sm.parseSmartForSata},
+		{Type: "scsi", Parse: sm.parseSmartForScsi},
 	}
 
 	deviceType := normalizeParserType(deviceInfo.parserType)
@@ -492,11 +486,10 @@ func (sm *SmartManager) CollectSmart(deviceInfo *DeviceInfo) error {
 		return errNoValidSmartData
 	}
 
-	// slog.Info("collecting SMART data", "device", deviceInfo.Name, "type", deviceInfo.Type, "has_existing_data", sm.hasDataForDevice(deviceInfo))
+	// slog.Info("collecting SMART data", "device", deviceInfo.Name, "type", deviceInfo.Type, "has_existing_data", sm.hasDataForDevice(deviceInfo.Name))
 
-	// Check if we have existing data for this exact device identity. Multiple
-	// bridge slots can share a path, so a name-only match is not sufficient.
-	hasExistingData := sm.hasDataForDevice(deviceInfo)
+	// Check if we have any existing data for this device
+	hasExistingData := sm.hasDataForDevice(deviceInfo.Name)
 
 	ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
 	defer cancel()
@@ -599,18 +592,14 @@ func (sm *SmartManager) smartctlArgs(deviceInfo *DeviceInfo, includeStandby bool
 	return args
 }
 
-// hasDataForDevice checks if we have cached SMART data for a specific device identity.
-func (sm *SmartManager) hasDataForDevice(deviceInfo *DeviceInfo) bool {
-	if deviceInfo == nil {
-		return false
-	}
-
+// hasDataForDevice checks if we have cached SMART data for a specific device
+func (sm *SmartManager) hasDataForDevice(deviceName string) bool {
 	sm.Lock()
 	defer sm.Unlock()
 
-	deviceKey := makeDeviceKey(deviceInfo.Name, deviceInfo.Type)
+	// Check if any cached data has this device name
 	for _, data := range sm.SmartDataMap {
-		if data != nil && makeDeviceKey(data.DiskName, data.DiskType) == deviceKey {
+		if data != nil && data.DiskName == deviceName {
 			return true
 		}
 	}
@@ -758,14 +747,7 @@ func mergeDeviceLists(existing, scanned, configured []*DeviceInfo) []*DeviceInfo
 			continue
 		}
 		if existingDev := deviceIndexByName[configuredDevice.Name]; existingDev != nil {
-			oldKey := makeDeviceKey(existingDev.Name, existingDev.Type)
-			if prev := existingIndex[key]; prev != nil {
-				preserveVerifiedType(existingDev, prev)
-			}
 			applyConfiguredMetadata(existingDev, configuredDevice)
-			delete(deviceIndex, oldKey)
-			deviceIndex[makeDeviceKey(existingDev.Name, existingDev.Type)] = existingDev
-			delete(deviceIndexByName, configuredDevice.Name)
 			continue
 		}
 
@@ -869,11 +851,9 @@ func (sm *SmartManager) isVirtualDeviceFromStrings(fields ...string) bool {
 	return false
 }
 
-// parseSmartForSata parses the output of smartctl --all -j for SATA/ATA devices and updates the SmartDataMap.
-// deviceType is the exact type used to identify and query the device; when set,
-// it takes precedence over the generic type reported by smartctl.
+// parseSmartForSata parses the output of smartctl --all -j for SATA/ATA devices and updates the SmartDataMap
 // Returns hasValidData and exitStatus
-func (sm *SmartManager) parseSmartForSata(output []byte, deviceType string) (bool, int) {
+func (sm *SmartManager) parseSmartForSata(output []byte) (bool, int) {
 	var data smart.SmartInfoForSata
 
 	if err := json.Unmarshal(output, &data); err != nil {
@@ -912,9 +892,6 @@ func (sm *SmartManager) parseSmartForSata(output []byte, deviceType string) (boo
 	smartData.SmartStatus = getSmartStatus(smartData.Temperature, data.SmartStatus.Passed)
 	smartData.DiskName = data.Device.Name
 	smartData.DiskType = data.Device.Type
-	if deviceType != "" {
-		smartData.DiskType = deviceType
-	}
 
 	// get values from ata_device_statistics if necessary
 	var ataDeviceStats smart.AtaDeviceStatistics
@@ -931,9 +908,6 @@ func (sm *SmartManager) parseSmartForSata(output []byte, deviceType string) (boo
 		if parsed, ok := smart.ParseSmartRawValueString(attr.Raw.String); ok {
 			rawValue = parsed
 		}
-		if smartData.SmartStatus == "PASSED" && rawValue > 0 && (attr.ID == 5 || attr.ID == 197 || attr.ID == 198) {
-			smartData.SmartStatus = "WARNING"
-		}
 		smartAttr := &smart.SmartAttribute{
 			ID:         attr.ID,
 			Name:       attr.Name,
@@ -991,7 +965,7 @@ func findAtaDeviceStatisticsValue(data *smart.SmartInfoForSata, ataDeviceStats *
 	return nil
 }
 
-func (sm *SmartManager) parseSmartForScsi(output []byte, deviceType string) (bool, int) {
+func (sm *SmartManager) parseSmartForScsi(output []byte) (bool, int) {
 	var data smart.SmartInfoForScsi
 
 	if err := json.Unmarshal(output, &data); err != nil {
@@ -1026,9 +1000,6 @@ func (sm *SmartManager) parseSmartForScsi(output []byte, deviceType string) (boo
 	smartData.SmartStatus = getSmartStatus(smartData.Temperature, data.SmartStatus.Passed)
 	smartData.DiskName = data.Device.Name
 	smartData.DiskType = data.Device.Type
-	if deviceType != "" {
-		smartData.DiskType = deviceType
-	}
 
 	attributes := make([]*smart.SmartAttribute, 0, 10)
 	attributes = append(attributes, &smart.SmartAttribute{Name: "PowerOnHours", RawValue: data.PowerOnTime.Hours})
@@ -1126,11 +1097,9 @@ func (sm *SmartManager) lookupDarwinNvmeCapacity(serial string) uint64 {
 	return sm.darwinNvmeCapacity[serial]
 }
 
-// parseSmartForNvme parses the output of smartctl --all -j /dev/nvmeX and updates the SmartDataMap.
-// deviceType is the exact type used to identify and query the device; when set,
-// it takes precedence over the generic type reported by smartctl.
+// parseSmartForNvme parses the output of smartctl --all -j /dev/nvmeX and updates the SmartDataMap
 // Returns hasValidData and exitStatus
-func (sm *SmartManager) parseSmartForNvme(output []byte, deviceType string) (bool, int) {
+func (sm *SmartManager) parseSmartForNvme(output []byte) (bool, int) {
 	data := &smart.SmartInfoForNvme{}
 
 	if err := json.Unmarshal(output, &data); err != nil {
@@ -1174,9 +1143,6 @@ func (sm *SmartManager) parseSmartForNvme(output []byte, deviceType string) (boo
 	smartData.SmartStatus = getSmartStatus(smartData.Temperature, data.SmartStatus.Passed)
 	smartData.DiskName = data.Device.Name
 	smartData.DiskType = data.Device.Type
-	if deviceType != "" {
-		smartData.DiskType = deviceType
-	}
 
 	// nvme attributes does not follow the same format as ata attributes,
 	// so we manually map each field to SmartAttributes

agent/smart_test.go

@@ -4,10 +4,8 @@ package agent
 
 import (
 	"errors"
-	"fmt"
 	"os"
 	"path/filepath"
-	"strconv"
 	"testing"
 
 	"github.com/henrygd/beszel/internal/entities/smart"
@@ -26,7 +24,7 @@ func TestParseSmartForScsi(t *testing.T) {
 		SmartDataMap: make(map[string]*smart.SmartData),
 	}
 
-	hasData, exitStatus := sm.parseSmartForScsi(data, "")
+	hasData, exitStatus := sm.parseSmartForScsi(data)
 	if !hasData {
 		t.Fatalf("expected SCSI data to parse successfully")
 	}
@@ -71,7 +69,7 @@ func TestParseSmartForSata(t *testing.T) {
 		SmartDataMap: make(map[string]*smart.SmartData),
 	}
 
-	hasData, exitStatus := sm.parseSmartForSata(data, "")
+	hasData, exitStatus := sm.parseSmartForSata(data)
 	require.True(t, hasData)
 	assert.Equal(t, 64, exitStatus)
 
@@ -90,52 +88,6 @@ func TestParseSmartForSata(t *testing.T) {
 	}
 }
 
-func TestParseSmartForSataWarnsForCriticalAttributes(t *testing.T) {
-	for _, attrID := range []int{5, 197, 198} {
-		t.Run("attribute "+strconv.Itoa(attrID), func(t *testing.T) {
-			jsonPayload := []byte(fmt.Sprintf(`{
-				"smartctl": {"exit_status": 0},
-				"device": {"name": "/dev/sda", "type": "sat"},
-				"model_name": "Example",
-				"serial_number": "WARNING%d",
-				"smart_status": {"passed": true},
-				"temperature": {"current": 30},
-				"ata_smart_attributes": {"table": [{"id": %d, "raw": {"value": 1, "string": "1"}}]}
-			}`, attrID, attrID))
-
-			sm := &SmartManager{SmartDataMap: make(map[string]*smart.SmartData)}
-			hasData, _ := sm.parseSmartForSata(jsonPayload, "")
-			require.True(t, hasData)
-			assert.Equal(t, "WARNING", sm.SmartDataMap[fmt.Sprintf("WARNING%d", attrID)].SmartStatus)
-		})
-	}
-}
-
-func TestParseSmartForSataPreservesFailedAndUnknownStatus(t *testing.T) {
-	for _, test := range []struct {
-		name        string
-		temperature int
-		want        string
-	}{
-		{name: "failed", temperature: 30, want: "FAILED"},
-		{name: "unknown", want: "UNKNOWN"},
-	} {
-		t.Run(test.name, func(t *testing.T) {
-			jsonPayload := []byte(fmt.Sprintf(`{
-				"device": {"name": "/dev/sda", "type": "sat"},
-				"serial_number": "PRESERVE%s",
-				"temperature": {"current": %d},
-				"ata_smart_attributes": {"table": [{"id": 197, "raw": {"value": 1, "string": "1"}}]}
-			}`, test.name, test.temperature))
-
-			sm := &SmartManager{SmartDataMap: make(map[string]*smart.SmartData)}
-			hasData, _ := sm.parseSmartForSata(jsonPayload, "")
-			require.True(t, hasData)
-			assert.Equal(t, test.want, sm.SmartDataMap["PRESERVE"+test.name].SmartStatus)
-		})
-	}
-}
-
 func TestParseSmartForSataDeviceStatisticsTemperature(t *testing.T) {
 	jsonPayload := []byte(`{
 		"smartctl": {"exit_status": 0},
@@ -160,7 +112,7 @@ func TestParseSmartForSataDeviceStatisticsTemperature(t *testing.T) {
 	}`)
 
 	sm := &SmartManager{SmartDataMap: make(map[string]*smart.SmartData)}
-	hasData, exitStatus := sm.parseSmartForSata(jsonPayload, "")
+	hasData, exitStatus := sm.parseSmartForSata(jsonPayload)
 	require.True(t, hasData)
 	assert.Equal(t, 0, exitStatus)
 
@@ -195,7 +147,7 @@ func TestParseSmartForSataAtaDeviceStatistics(t *testing.T) {
 	}`)
 
 	sm := &SmartManager{SmartDataMap: make(map[string]*smart.SmartData)}
-	hasData, exitStatus := sm.parseSmartForSata(jsonPayload, "")
+	hasData, exitStatus := sm.parseSmartForSata(jsonPayload)
 	require.True(t, hasData)
 	assert.Equal(t, 0, exitStatus)
 
@@ -232,7 +184,7 @@ func TestParseSmartForSataNegativeDeviceStatistics(t *testing.T) {
 	}`)
 
 	sm := &SmartManager{SmartDataMap: make(map[string]*smart.SmartData)}
-	hasData, exitStatus := sm.parseSmartForSata(jsonPayload, "")
+	hasData, exitStatus := sm.parseSmartForSata(jsonPayload)
 	require.True(t, hasData)
 	assert.Equal(t, 0, exitStatus)
 
@@ -271,7 +223,7 @@ func TestParseSmartForSataParentheticalRawValue(t *testing.T) {
 
 	sm := &SmartManager{SmartDataMap: make(map[string]*smart.SmartData)}
 
-	hasData, exitStatus := sm.parseSmartForSata(jsonPayload, "")
+	hasData, exitStatus := sm.parseSmartForSata(jsonPayload)
 	require.True(t, hasData)
 	assert.Equal(t, 0, exitStatus)
 
@@ -293,7 +245,7 @@ func TestParseSmartForNvme(t *testing.T) {
 		SmartDataMap: make(map[string]*smart.SmartData),
 	}
 
-	hasData, exitStatus := sm.parseSmartForNvme(data, "")
+	hasData, exitStatus := sm.parseSmartForNvme(data)
 	require.True(t, hasData)
 	assert.Equal(t, 0, exitStatus)
 
@@ -316,15 +268,13 @@ func TestParseSmartForNvme(t *testing.T) {
 func TestHasDataForDevice(t *testing.T) {
 	sm := &SmartManager{
 		SmartDataMap: map[string]*smart.SmartData{
-			"serial-1": {DiskName: "/dev/sda", DiskType: "jms56x,0"},
+			"serial-1": {DiskName: "/dev/sda"},
 			"serial-2": nil,
 		},
 	}
 
-	assert.True(t, sm.hasDataForDevice(&DeviceInfo{Name: "/dev/sda", Type: "jms56x,0"}))
-	assert.False(t, sm.hasDataForDevice(&DeviceInfo{Name: "/dev/sda", Type: "jms56x,1"}))
-	assert.False(t, sm.hasDataForDevice(&DeviceInfo{Name: "/dev/sdb", Type: "jms56x,0"}))
-	assert.False(t, sm.hasDataForDevice(nil))
+	assert.True(t, sm.hasDataForDevice("/dev/sda"))
+	assert.False(t, sm.hasDataForDevice("/dev/sdb"))
 }
 
 func TestDevicesSnapshotReturnsCopy(t *testing.T) {
@@ -659,74 +609,6 @@ func TestMergeDeviceListsPrefersConfigured(t *testing.T) {
 	assert.Equal(t, "sat", byName["/dev/sdb"].Type)
 }
 
-func TestMergeDeviceListsExpandsConfiguredDevicesWithSamePath(t *testing.T) {
-	scanned := []*DeviceInfo{
-		{Name: "/dev/sdb", Type: "sat", InfoName: "scan-info", Protocol: "ATA"},
-	}
-	configured := []*DeviceInfo{
-		{Name: "/dev/sdb", Type: "jms56x,0", explicitType: true},
-		{Name: "/dev/sdb", Type: "jms56x,1", explicitType: true},
-	}
-
-	merged := mergeDeviceLists(nil, scanned, configured)
-	require.Len(t, merged, 2)
-
-	byKey := make(map[deviceKey]*DeviceInfo, len(merged))
-	for _, device := range merged {
-		byKey[makeDeviceKey(device.Name, device.Type)] = device
-	}
-
-	first := byKey[makeDeviceKey("/dev/sdb", "jms56x,0")]
-	require.NotNil(t, first)
-	assert.Equal(t, "scan-info", first.InfoName)
-	assert.Equal(t, "ATA", first.Protocol)
-	assert.True(t, first.explicitType)
-
-	second := byKey[makeDeviceKey("/dev/sdb", "jms56x,1")]
-	require.NotNil(t, second)
-	assert.True(t, second.explicitType)
-	assert.NotContains(t, byKey, makeDeviceKey("/dev/sdb", "sat"))
-}
-
-func TestMergeDeviceListsPreservesSamePathVerificationAcrossRescan(t *testing.T) {
-	existing := []*DeviceInfo{
-		{Name: "/dev/sdb", Type: "jms56x,0", parserType: "sat", typeVerified: true, explicitType: true},
-		{Name: "/dev/sdb", Type: "jms56x,1", parserType: "sat", typeVerified: true, explicitType: true},
-	}
-	scanned := []*DeviceInfo{
-		{Name: "/dev/sdb", Type: "sat", Protocol: "ATA"},
-	}
-	configured := []*DeviceInfo{
-		{Name: "/dev/sdb", Type: "jms56x,0", explicitType: true},
-		{Name: "/dev/sdb", Type: "jms56x,1", explicitType: true},
-	}
-
-	merged := mergeDeviceLists(existing, scanned, configured)
-	require.Len(t, merged, 2)
-	byKey := make(map[deviceKey]*DeviceInfo, len(merged))
-	for _, device := range merged {
-		byKey[makeDeviceKey(device.Name, device.Type)] = device
-		assert.True(t, device.typeVerified, device.Type)
-		assert.Equal(t, "sat", device.parserType, device.Type)
-		assert.True(t, device.explicitType, device.Type)
-	}
-	assert.Contains(t, byKey, makeDeviceKey("/dev/sdb", "jms56x,0"))
-	assert.Contains(t, byKey, makeDeviceKey("/dev/sdb", "jms56x,1"))
-}
-
-func TestMergeDeviceListsDeduplicatesConfiguredIdentityAfterRekey(t *testing.T) {
-	scanned := []*DeviceInfo{{Name: "/dev/sdb", Type: "sat"}}
-	configured := []*DeviceInfo{
-		{Name: "/dev/sdb", Type: "jms56x,0", explicitType: true},
-		{Name: "/dev/sdb", Type: "jms56x,0", explicitType: true},
-	}
-
-	merged := mergeDeviceLists(nil, scanned, configured)
-	require.Len(t, merged, 1)
-	assert.Equal(t, "/dev/sdb", merged[0].Name)
-	assert.Equal(t, "jms56x,0", merged[0].Type)
-}
-
 func TestMergeDeviceListsPreservesVerification(t *testing.T) {
 	existing := []*DeviceInfo{
 		{Name: "/dev/sda", Type: "sat+megaraid", parserType: "sat", typeVerified: true},
@@ -871,20 +753,6 @@ func TestParseSmartOutputKeepsCustomType(t *testing.T) {
 	assert.Equal(t, "sat+megaraid", device.Type)
 	assert.Equal(t, "sat", device.parserType)
 	assert.True(t, device.typeVerified)
-	assert.Equal(t, "sat+megaraid", sm.SmartDataMap["9C40918040082"].DiskType)
-}
-
-func TestParseSmartOutputDoesNotNormalizeDeviceIdentity(t *testing.T) {
-	fixturePath := filepath.Join("test-data", "smart", "sda.json")
-	data, err := os.ReadFile(fixturePath)
-	require.NoError(t, err)
-
-	sm := &SmartManager{SmartDataMap: make(map[string]*smart.SmartData)}
-	device := &DeviceInfo{Name: "/dev/sda", Type: "ata", explicitType: true}
-
-	require.True(t, sm.parseSmartOutput(device, data))
-	assert.Equal(t, "sat", device.parserType)
-	assert.Equal(t, "ata", sm.SmartDataMap["9C40918040082"].DiskType)
 }
 
 func TestParseSmartOutputResetsVerificationOnFailure(t *testing.T) {
@@ -1432,7 +1300,7 @@ func TestParseSmartForNvmeAppleSSD(t *testing.T) {
 		darwinNvmeProvider: fakeProvider,
 	}
 
-	hasData, _ := sm.parseSmartForNvme(data, "")
+	hasData, _ := sm.parseSmartForNvme(data)
 	require.True(t, hasData)
 
 	deviceData, ok := sm.SmartDataMap["0ba0147940253c15"]
@@ -1444,7 +1312,7 @@ func TestParseSmartForNvmeAppleSSD(t *testing.T) {
 	assert.Equal(t, 1, providerCalls, "system_profiler should be called once")
 
 	// Second parse: provider should NOT be called again (cache hit)
-	_, _ = sm.parseSmartForNvme(data, "")
+	_, _ = sm.parseSmartForNvme(data)
 	assert.Equal(t, 1, providerCalls, "system_profiler should not be called again after caching")
 }
 

agent/system.go

@@ -4,7 +4,6 @@ import (
 	"bufio"
 	"errors"
 	"fmt"
-	"io"
 	"log/slog"
 	"os"
 	"runtime"
@@ -32,11 +31,7 @@ func (a *Agent) refreshSystemDetails() {
 
 	if a.dockerManager != nil {
 		a.systemDetails.Podman = a.dockerManager.IsPodman()
-		// Docker's host info describes the machine its daemon runs on. On macOS and
-		// Windows that is a Linux VM, so its CPU and memory totals are not this host's.
-		if runtime.GOOS != "darwin" && runtime.GOOS != "windows" {
-			hostInfo, _ = a.dockerManager.GetHostInfo()
-		}
+		hostInfo, _ = a.dockerManager.GetHostInfo()
 	}
 
 	a.systemDetails.Hostname, _ = os.Hostname()
@@ -83,12 +78,6 @@ func (a *Agent) refreshSystemDetails() {
 	if info, err := cpu.Info(); err == nil && len(info) > 0 {
 		a.systemDetails.CpuModel = info[0].ModelName
 	}
-	// gopsutil doesn't parse the "cpu model" field from /proc/cpuinfo, which
-	// is the only source of the CPU model name on MIPS. Fall back to reading
-	// it directly when ModelName is empty.
-	if a.systemDetails.CpuModel == "" {
-		a.systemDetails.CpuModel = getCpuModelFromCpuinfo()
-	}
 	// cores / threads
 	cores, _ := cpu.Counts(false)
 	threads := hostInfo.NCPU
@@ -175,9 +164,9 @@ func (a *Agent) getSystemStats(cacheTimeMs uint16) system.Stats {
 
 	// load average
 	if avgstat, err := load.Avg(); err == nil {
-		systemStats.LoadAvg[0] = utils.TwoDecimals(avgstat.Load1)
-		systemStats.LoadAvg[1] = utils.TwoDecimals(avgstat.Load5)
-		systemStats.LoadAvg[2] = utils.TwoDecimals(avgstat.Load15)
+		systemStats.LoadAvg[0] = avgstat.Load1
+		systemStats.LoadAvg[1] = avgstat.Load5
+		systemStats.LoadAvg[2] = avgstat.Load15
 		slog.Debug("Load average", "5m", avgstat.Load5, "15m", avgstat.Load15)
 	} else {
 		slog.Error("Error getting load average", "err", err)
@@ -219,9 +208,6 @@ func (a *Agent) getSystemStats(cacheTimeMs uint16) system.Stats {
 	// disk i/o (cache-aware per interval)
 	a.updateDiskIo(cacheTimeMs, &systemStats)
 
-	// zfs pool stats
-	a.zfsManager.Update(&systemStats)
-
 	// network stats (per cache interval)
 	a.updateNetworkStats(cacheTimeMs, &systemStats)
 
@@ -272,66 +258,13 @@ func (a *Agent) getSystemStats(cacheTimeMs uint16) system.Stats {
 	a.systemInfo.MemPct = systemStats.MemPct
 	a.systemInfo.DiskPct = systemStats.DiskPct
 	a.systemInfo.Battery = systemStats.Battery
-	a.systemInfo.Uptime, _ = getUptime()
+	a.systemInfo.Uptime, _ = host.Uptime()
 	a.systemInfo.BandwidthBytes = systemStats.Bandwidth[0] + systemStats.Bandwidth[1]
 	a.systemInfo.Threads = a.systemDetails.Threads
 
 	return systemStats
 }
 
-// cpuModelFallbackKeys are the field names to look for in /proc/cpuinfo when
-// gopsutil fails to return a ModelName. The "cpu model" key is used on MIPS
-// (e.g. "MIPS 1004Kc V2.15"), while "system type" provides SoC information
-// on various embedded architectures.
-var cpuModelFallbackKeys = []string{"cpu model", "system type"}
-
-// getCpuModelFromCpuinfo reads /proc/cpuinfo and returns a CPU model string.
-// This is a fallback for architectures where gopsutil's cpu.Info() does not
-// populate ModelName, most notably MIPS.
-func getCpuModelFromCpuinfo() string {
-	file, err := os.Open("/proc/cpuinfo")
-	if err != nil {
-		return ""
-	}
-	defer file.Close()
-	return parseCpuModel(file)
-}
-
-// parseCpuModel scans r (expected to be /proc/cpuinfo content) and returns
-// a combined CPU model string. It collects values from all matching keys
-// and joins them with " / " when multiple are found.
-func parseCpuModel(r io.Reader) string {
-	lines := readLines(r)
-	var parts []string
-	for _, key := range cpuModelFallbackKeys {
-		for _, line := range lines {
-			after, found := strings.CutPrefix(line, key)
-			if !found {
-				continue
-			}
-			after = strings.TrimSpace(after)
-			if len(after) < 2 || after[0] != ':' {
-				continue
-			}
-			if value := strings.TrimSpace(after[1:]); value != "" {
-				parts = append(parts, value)
-				break
-			}
-		}
-	}
-	return strings.Join(parts, " / ")
-}
-
-// readLines reads all lines from r into a slice.
-func readLines(r io.Reader) []string {
-	scanner := bufio.NewScanner(r)
-	var lines []string
-	for scanner.Scan() {
-		lines = append(lines, scanner.Text())
-	}
-	return lines
-}
-
 // calculateHostMemoryUsage derives counters defensively because /proc/meminfo may
 // change while gopsutil reads it. Invalid unsigned subtractions saturate at zero.
 func calculateHostMemoryUsage(v *mem.VirtualMemoryStat, htop bool) (used, cacheBuff, swapUsed uint64) {
@@ -350,8 +283,7 @@ func calculateHostMemoryUsage(v *mem.VirtualMemoryStat, htop bool) (used, cacheB
 	if htop {
 		used = saturatingSub(v.Total, v.Free, cacheBuff)
 	}
-	// Cached swap pages still occupy swap slots and are included in `free`'s used value.
-	return used, cacheBuff, saturatingSub(v.SwapTotal, v.SwapFree)
+	return used, cacheBuff, saturatingSub(v.SwapTotal, v.SwapFree, v.SwapCached)
 }
 
 // saturatingSub subtracts each value, returning zero on underflow.

agent/system_test.go

@@ -1,7 +1,6 @@
 package agent
 
 import (
-	"strings"
 	"testing"
 
 	"github.com/henrygd/beszel/internal/common"
@@ -47,14 +46,14 @@ func TestCalculateHostMemoryUsage(t *testing.T) {
 			memory:    mem.VirtualMemoryStat{Total: 100, Available: 40, Used: 60, Free: 20, Cached: 25, Buffers: 10, Shared: 5, SwapTotal: 20, SwapFree: 8, SwapCached: 2},
 			used:      60,
 			cacheBuff: 30,
-			swapUsed:  12,
+			swapUsed:  10,
 		},
 		{
 			name:      "inconsistent counters saturate",
 			memory:    mem.VirtualMemoryStat{Total: 100, Available: 110, Used: ^uint64(0) - 9, Free: 90, Cached: 5, Buffers: 10, Shared: 20, SwapTotal: 10, SwapFree: 9, SwapCached: 2},
 			used:      0,
 			cacheBuff: 0,
-			swapUsed:  1,
+			swapUsed:  0,
 		},
 		{
 			name:      "htop subtraction saturates",
@@ -62,7 +61,7 @@ func TestCalculateHostMemoryUsage(t *testing.T) {
 			htop:      true,
 			used:      0,
 			cacheBuff: 25,
-			swapUsed:  20,
+			swapUsed:  15,
 		},
 		{
 			name:      "zero cache from shared cancellation does not fall back",
@@ -114,81 +113,3 @@ func TestUpdateSystemDetailsMarksDetailsDirty(t *testing.T) {
 	assert.False(t, agent.detailsDirty)
 	assert.Nil(t, original.Details)
 }
-
-func TestParseCpuModel(t *testing.T) {
-	tests := []struct {
-		name     string
-		input    string
-		expected string
-	}{
-		{
-			name: "MIPS with both cpu model and system type",
-			input: `system type             : MediaTek MT7621 ver:1 eco:3
-machine                 : ASUS RT-AX53U
-processor               : 0
-cpu model               : MIPS 1004Kc V2.15
-BogoMIPS                : 586.13
-wait instruction        : yes`,
-			expected: "MIPS 1004Kc V2.15 / MediaTek MT7621 ver:1 eco:3",
-		},
-		{
-			name: "MIPS with different SoC",
-			input: `system type             : Atheros AR7161 rev 2
-machine                 : NETGEAR WNDR3700
-processor               : 0
-cpu model               : MIPS 24Kc V7.4
-BogoMIPS                : 452.19`,
-			expected: "MIPS 24Kc V7.4 / Atheros AR7161 rev 2",
-		},
-		{
-			name: "only system type when cpu model missing",
-			input: `system type             : Broadcom BCM47xx
-processor               : 0
-BogoMIPS                : 296.11`,
-			expected: "Broadcom BCM47xx",
-		},
-		{
-			name: "only cpu model when system type missing",
-			input: `processor               : 0
-cpu model               : MIPS 34Kc V2.15
-BogoMIPS                : 300.00`,
-			expected: "MIPS 34Kc V2.15",
-		},
-		{
-			name: "x86 cpuinfo returns empty",
-			input: `processor	: 0
-vendor_id	: GenuineIntel
-cpu family	: 6
-model		: 142
-model name	: Intel(R) Core(TM) i5-8250U CPU @ 1.60GHz
-stepping	: 10`,
-			expected: "",
-		},
-		{
-			name:     "empty input",
-			input:    "",
-			expected: "",
-		},
-		{
-			name: "cpu model with extra whitespace",
-			input: `processor               : 0
-cpu model               :   MIPS 34Kc V2.15
-BogoMIPS                : 300.00`,
-			expected: "MIPS 34Kc V2.15",
-		},
-		{
-			name: "cpu model without value",
-			input: `processor               : 0
-cpu model               :
-BogoMIPS                : 300.00`,
-			expected: "",
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			result := parseCpuModel(strings.NewReader(tt.input))
-			assert.Equal(t, tt.expected, result)
-		})
-	}
-}

agent/test-data/zfs/zfs_list.txt

@@ -1,9 +0,0 @@
-tank	12000000000000	11999000000000	/tank
-tank/apps	1000000000000	11999000000000	/tank/apps
-tank/backup	2000000000000	11999000000000	/tank/backup
-tank/media	1000000000000	11999000000000	/tank/my media
-rpool	900000000000	300000000000	-
-rpool/ROOT	1000000000	300000000000	-
-rpool/ROOT/pve-1	890000000000	300000000000	/
-rpool/data	9000000000	300000000000	-
-rpool/data/subvol-100-disk-0	400000000000	300000000000	/subvol-100-disk-0

agent/test-data/zfs/zpool_list.txt

@@ -1,2 +0,0 @@
-tank	23999000000000	12000000000000	11999000000000	ONLINE
-rpool	1200000000000	900000000000	300000000000	DEGRADED

agent/test-data/zfs/zpool_status.txt

@@ -1,29 +0,0 @@
-  pool: tank
- state: ONLINE
-  scan: scrub repaired 0B in 00:05:12 with 0 errors on Sun Jun  1 02:00:12 2025
-config:
-
-	NAME        STATE     READ WRITE CKSUM
-	tank        ONLINE       0     0     0
-	  mirror-0  ONLINE       0     0     0
-	    sda     ONLINE       0     0     0
-	    sdb     ONLINE       0     0     0
-
-errors: No known data errors
-
-  pool: rpool
- state: DEGRADED
- status: One or more devices could not be used because the label is missing or
-	invalid.  Sufficient replicas exist for the pool to continue functioning in a
-	degraded state.
-  scan: scrub in progress since Sun Jun  8 01:00:00 2025
-	10.00% done, 01:30:00 to go, 0.00/s
-config:
-
-	NAME        STATE     READ WRITE CKSUM
-	rpool       DEGRADED     0     0     0
-	  mirror-0  DEGRADED     0     0     0
-	    sda     ONLINE       0     0     0
-	    sdb     FAULTED      1     2     3
-
-errors: 1 data errors, use '-v' for a list

agent/uptime_linux.go

@@ -1,44 +0,0 @@
-//go:build linux
-
-package agent
-
-import (
-	"math"
-	"os"
-	"strconv"
-	"strings"
-
-	"github.com/shirou/gopsutil/v4/host"
-)
-
-// uptimeFilePath is a variable so tests can point it at a fixture.
-var uptimeFilePath = "/proc/uptime"
-
-// getUptime returns the system uptime in seconds.
-//
-// This reads /proc/uptime instead of using host.Uptime(), which calls the
-// sysinfo(2) syscall. Inside an LXC container lxcfs virtualizes /proc/uptime
-// but cannot intercept a syscall, so sysinfo(2) reports the host's uptime
-// rather than the container's.
-//
-// Falls back to host.Uptime() if /proc/uptime is missing or unparseable, so
-// behavior is unchanged anywhere the file isn't available.
-func getUptime() (uint64, error) {
-	data, err := os.ReadFile(uptimeFilePath)
-	if err != nil {
-		return host.Uptime()
-	}
-	fields := strings.Fields(string(data))
-	if len(fields) == 0 {
-		return host.Uptime()
-	}
-	seconds, err := strconv.ParseFloat(fields[0], 64)
-	if err != nil ||
-		math.IsNaN(seconds) ||
-		math.IsInf(seconds, 0) ||
-		seconds < 0 ||
-		seconds >= 1<<64 {
-		return host.Uptime()
-	}
-	return uint64(seconds), nil
-}

agent/uptime_linux_test.go

@@ -1,101 +0,0 @@
-//go:build linux
-
-package agent
-
-import (
-	"os"
-	"path/filepath"
-	"testing"
-)
-
-func TestGetUptimeFromProc(t *testing.T) {
-	tests := []struct {
-		name     string
-		contents string
-		want     uint64
-	}{
-		{"typical", "12345.67 98765.43\n", 12345},
-		{"zero", "0.00 0.00\n", 0},
-		{"no trailing newline", "42.99 7.00", 42},
-		{"single field", "600.5", 600},
-		{"large value", "266030.12 1000000.00\n", 266030},
-	}
-
-	prev := uptimeFilePath
-	t.Cleanup(func() { uptimeFilePath = prev })
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			path := filepath.Join(t.TempDir(), "uptime")
-			if err := os.WriteFile(path, []byte(tt.contents), 0o644); err != nil {
-				t.Fatal(err)
-			}
-			uptimeFilePath = path
-
-			got, err := getUptime()
-			if err != nil {
-				t.Fatalf("getUptime() returned error: %v", err)
-			}
-			if got != tt.want {
-				t.Errorf("getUptime() = %d, want %d", got, tt.want)
-			}
-		})
-	}
-}
-
-func writeUptime(contents string) func(t *testing.T) string {
-	return func(t *testing.T) string {
-		path := filepath.Join(t.TempDir(), "uptime")
-		if err := os.WriteFile(path, []byte(contents), 0o644); err != nil {
-			t.Fatal(err)
-		}
-		return path
-	}
-}
-
-// Malformed, missing, or out-of-range input must fall back to host.Uptime()
-// rather than returning a bogus value, so the agent still reports something sane.
-func TestGetUptimeFallsBack(t *testing.T) {
-	prev := uptimeFilePath
-	t.Cleanup(func() { uptimeFilePath = prev })
-
-	for _, tt := range []struct {
-		name    string
-		prepare func(t *testing.T) string
-	}{
-		{"missing file", func(t *testing.T) string {
-			return filepath.Join(t.TempDir(), "does-not-exist")
-		}},
-		{"empty file", func(t *testing.T) string {
-			path := filepath.Join(t.TempDir(), "uptime")
-			if err := os.WriteFile(path, nil, 0o644); err != nil {
-				t.Fatal(err)
-			}
-			return path
-		}},
-		{"unparseable", func(t *testing.T) string {
-			path := filepath.Join(t.TempDir(), "uptime")
-			if err := os.WriteFile(path, []byte("not-a-number 1.0\n"), 0o644); err != nil {
-				t.Fatal(err)
-			}
-			return path
-		}},
-		{"NaN", writeUptime("NaN 1.0\n")},
-		{"positive infinity", writeUptime("+Inf 1.0\n")},
-		{"negative infinity", writeUptime("-Inf 1.0\n")},
-		{"negative", writeUptime("-42.5 1.0\n")},
-		{"exceeds uint64 range", writeUptime("1e20 1.0\n")},
-	} {
-		t.Run(tt.name, func(t *testing.T) {
-			uptimeFilePath = tt.prepare(t)
-
-			got, err := getUptime()
-			if err != nil {
-				t.Fatalf("getUptime() returned error: %v", err)
-			}
-			if got == 0 {
-				t.Error("getUptime() = 0, expected fallback to host.Uptime()")
-			}
-		})
-	}
-}

agent/uptime_stub.go

@@ -1,10 +0,0 @@
-//go:build !linux
-
-package agent
-
-import "github.com/shirou/gopsutil/v4/host"
-
-// getUptime returns the system uptime in seconds.
-func getUptime() (uint64, error) {
-	return host.Uptime()
-}

agent/zfs/zfs.go

@@ -1,160 +0,0 @@
-// Package zfs provides functions to read ZFS statistics.
-package zfs
-
-import (
-	"bufio"
-	"bytes"
-	"context"
-	"errors"
-	"fmt"
-	"os"
-	"os/exec"
-	"strconv"
-	"strings"
-	"time"
-)
-
-var commandTimeout = 10 * time.Second
-
-var commandOutput = func(name string, args ...string) ([]byte, error) {
-	ctx, cancel := context.WithTimeout(context.Background(), commandTimeout)
-	defer cancel()
-	cmd := exec.CommandContext(ctx, name, args...)
-	cmd.Env = append(os.Environ(), "LC_ALL=C", "LANG=C")
-	out, err := cmd.Output()
-	if ctx.Err() != nil {
-		return nil, fmt.Errorf("%s timed out after %s: %w", name, commandTimeout, ctx.Err())
-	}
-	return out, err
-}
-
-// ErrNoZfs is returned when the ZFS utilities or kernel interfaces are unavailable.
-var ErrNoZfs = errors.New("zfs utilities unavailable")
-
-// PoolStat is a snapshot of a ZFS pool's capacity and health.
-type PoolStat struct {
-	Name   string
-	Size   uint64 // total capacity in bytes
-	Alloc  uint64 // allocated bytes
-	Free   uint64 // free bytes
-	Health string // ONLINE, DEGRADED, FAULTED, ...
-}
-
-// PoolKernelStat is the inexpensive pool telemetry exposed by the ZFS kernel.
-// NRead and NWrite are cumulative byte counters since the pool was imported.
-type PoolKernelStat struct {
-	Name   string
-	Health string
-	NRead  uint64
-	NWrite uint64
-}
-
-// PoolIoStats holds calculated per-second I/O rates for a pool.
-type PoolIoStats struct {
-	NRead  uint64
-	NWrite uint64
-}
-
-// Dataset is a single ZFS dataset with usage information.
-type Dataset struct {
-	Name       string
-	Used       uint64
-	Avail      uint64
-	Mountpoint string
-}
-
-// PoolStats returns capacity and health for all pools on the system using
-// `zpool list`. Frequent health and I/O sampling uses PoolKernelStats instead.
-func PoolStats() ([]PoolStat, error) {
-	out, err := commandOutput("zpool", "list", "-Hp", "-o", "name,size,alloc,free,health")
-	if err != nil {
-		var exitErr *exec.ExitError
-		if errors.As(err, &exitErr) && strings.Contains(string(exitErr.Stderr), "no pools available") {
-			return nil, nil
-		}
-		return nil, fmt.Errorf("zpool list: %w", err)
-	}
-	return parseZpoolListOutput(out)
-}
-
-// Datasets returns all datasets on the system with usage and mountpoint
-// information using `zfs list` (recursive by default).
-func Datasets() ([]Dataset, error) {
-	out, err := commandOutput("zfs", "list", "-Hp", "-o", "name,used,avail,mountpoint")
-	if err != nil {
-		return nil, fmt.Errorf("zfs list: %w", err)
-	}
-	return parseZfsListOutput(out)
-}
-
-// parseZpoolListOutput parses `zpool list -Hp -o name,size,alloc,free,health` output.
-// Columns are tab-separated; numeric columns are raw bytes.
-func parseZpoolListOutput(out []byte) ([]PoolStat, error) {
-	var pools []PoolStat
-	scanner := bufio.NewScanner(bytes.NewReader(out))
-	for scanner.Scan() {
-		line := strings.TrimSpace(scanner.Text())
-		if line == "" {
-			continue
-		}
-		if line == "no pools available" && len(pools) == 0 {
-			return nil, nil
-		}
-		fields := strings.Split(line, "\t")
-		if len(fields) < 5 {
-			return nil, fmt.Errorf("unexpected zpool list line: %q", line)
-		}
-		size, err := strconv.ParseUint(fields[1], 10, 64)
-		if err != nil {
-			return nil, fmt.Errorf("parsing size for pool %q: %w", fields[0], err)
-		}
-		alloc, err := strconv.ParseUint(fields[2], 10, 64)
-		if err != nil {
-			return nil, fmt.Errorf("parsing alloc for pool %q: %w", fields[0], err)
-		}
-		free, err := strconv.ParseUint(fields[3], 10, 64)
-		if err != nil {
-			return nil, fmt.Errorf("parsing free for pool %q: %w", fields[0], err)
-		}
-		pools = append(pools, PoolStat{
-			Name:   fields[0],
-			Size:   size,
-			Alloc:  alloc,
-			Free:   free,
-			Health: fields[4],
-		})
-	}
-	return pools, scanner.Err()
-}
-
-// parseZfsListOutput parses `zfs list -Hp -o name,used,avail,mountpoint` output.
-// The mountpoint column may contain spaces, so it is split on tabs only.
-func parseZfsListOutput(out []byte) ([]Dataset, error) {
-	var datasets []Dataset
-	scanner := bufio.NewScanner(bytes.NewReader(out))
-	for scanner.Scan() {
-		line := strings.TrimSpace(scanner.Text())
-		if line == "" {
-			continue
-		}
-		fields := strings.SplitN(line, "\t", 4)
-		if len(fields) < 4 {
-			return nil, fmt.Errorf("unexpected zfs list line: %q", line)
-		}
-		used, err := strconv.ParseUint(fields[1], 10, 64)
-		if err != nil {
-			return nil, fmt.Errorf("parsing used for dataset %q: %w", fields[0], err)
-		}
-		avail, err := strconv.ParseUint(fields[2], 10, 64)
-		if err != nil {
-			return nil, fmt.Errorf("parsing avail for dataset %q: %w", fields[0], err)
-		}
-		datasets = append(datasets, Dataset{
-			Name:       fields[0],
-			Used:       used,
-			Avail:      avail,
-			Mountpoint: fields[3],
-		})
-	}
-	return datasets, scanner.Err()
-}

agent/zfs/zfs_freebsd.go

@@ -3,17 +3,9 @@
 package zfs
 
 import (
-	"errors"
-
 	"golang.org/x/sys/unix"
 )
 
 func ARCSize() (uint64, error) {
 	return unix.SysctlUint64("kstat.zfs.misc.arcstats.size")
 }
-
-// FreeBSD does not expose Linux's per-pool procfs kstats. Capacity, health,
-// and detail collection still work through the cached utilities.
-func PoolKernelStats() ([]PoolKernelStat, error) {
-	return nil, errors.ErrUnsupported
-}

agent/zfs/zfs_linux.go

@@ -5,18 +5,14 @@ package zfs
 
 import (
 	"bufio"
-	"errors"
 	"fmt"
 	"os"
-	"path/filepath"
 	"strconv"
 	"strings"
 )
 
-var procZfsPath = "/proc/spl/kstat/zfs"
-
 func ARCSize() (uint64, error) {
-	file, err := os.Open(filepath.Join(procZfsPath, "arcstats"))
+	file, err := os.Open("/proc/spl/kstat/zfs/arcstats")
 	if err != nil {
 		return 0, err
 	}
@@ -33,167 +29,6 @@ func ARCSize() (uint64, error) {
 			return strconv.ParseUint(fields[2], 10, 64)
 		}
 	}
-	if err := scanner.Err(); err != nil {
-		return 0, err
-	}
 
 	return 0, fmt.Errorf("size field not found in arcstats")
 }
-
-// PoolKernelStats reads pool state and cumulative I/O counters directly from
-// procfs. These kstats are the same interfaces used by node_exporter's Linux
-// ZFS collector and avoid keeping a `zpool iostat` subprocess alive.
-func PoolKernelStats() ([]PoolKernelStat, error) {
-	poolDirs := make(map[string]struct{})
-	for _, filename := range []string{"state", "io", "objset-*"} {
-		paths, err := filepath.Glob(filepath.Join(procZfsPath, "*", filename))
-		if err != nil {
-			return nil, err
-		}
-		for _, path := range paths {
-			poolDirs[filepath.Dir(path)] = struct{}{}
-		}
-	}
-	if len(poolDirs) == 0 {
-		return nil, ErrNoZfs
-	}
-	pools := make([]PoolKernelStat, 0, len(poolDirs))
-	for poolDir := range poolDirs {
-		nread, nwrite, err := readPoolCounters(poolDir)
-		if err != nil {
-			if errors.Is(err, os.ErrNotExist) {
-				continue // pool may have been exported after the glob
-			}
-			return nil, err
-		}
-		state, err := os.ReadFile(filepath.Join(poolDir, "state"))
-		if err != nil && !errors.Is(err, os.ErrNotExist) {
-			return nil, err
-		}
-		pools = append(pools, PoolKernelStat{
-			Name: filepath.Base(poolDir), Health: strings.ToUpper(strings.TrimSpace(string(state))),
-			NRead: nread, NWrite: nwrite,
-		})
-	}
-	if len(pools) == 0 {
-		return nil, ErrNoZfs
-	}
-	return pools, nil
-}
-
-// readPoolCounters supports both ZFS kernel interfaces. OpenZFS through 2.3
-// exposes aggregate vdev counters in "io". When that file is unavailable, sum
-// the logical I/O counters exposed for each dataset in the pool.
-func readPoolCounters(poolDir string) (uint64, uint64, error) {
-	nread, nwrite, err := readPoolIO(filepath.Join(poolDir, "io"))
-	if err == nil || !errors.Is(err, os.ErrNotExist) {
-		return nread, nwrite, err
-	}
-	return readPoolObjsets(poolDir)
-}
-
-func readPoolIO(path string) (uint64, uint64, error) {
-	file, err := os.Open(path)
-	if err != nil {
-		return 0, 0, err
-	}
-	defer file.Close()
-
-	scanner := bufio.NewScanner(file)
-	for scanner.Scan() {
-		fields := strings.Fields(scanner.Text())
-		if len(fields) < 2 || fields[0] != "nread" {
-			continue
-		}
-		if !scanner.Scan() {
-			break
-		}
-		values := strings.Fields(scanner.Text())
-		if len(values) < 2 {
-			break
-		}
-		nread, err := strconv.ParseUint(values[0], 10, 64)
-		if err != nil {
-			return 0, 0, fmt.Errorf("parsing nread in %s: %w", path, err)
-		}
-		nwrite, err := strconv.ParseUint(values[1], 10, 64)
-		if err != nil {
-			return 0, 0, fmt.Errorf("parsing nwritten in %s: %w", path, err)
-		}
-		return nread, nwrite, nil
-	}
-	if err := scanner.Err(); err != nil {
-		return 0, 0, err
-	}
-	return 0, 0, fmt.Errorf("I/O counters not found in %s", path)
-}
-
-func readPoolObjsets(poolDir string) (uint64, uint64, error) {
-	paths, err := filepath.Glob(filepath.Join(poolDir, "objset-*"))
-	if err != nil {
-		return 0, 0, err
-	}
-	if len(paths) == 0 {
-		return 0, 0, fmt.Errorf("dataset I/O counters not found in %s", poolDir)
-	}
-
-	var totalRead, totalWrite uint64
-	objsetsRead := 0
-	for _, path := range paths {
-		nread, nwrite, err := readObjsetIO(path)
-		if errors.Is(err, os.ErrNotExist) {
-			continue // dataset may have been destroyed after the glob
-		}
-		if err != nil {
-			return 0, 0, err
-		}
-		totalRead += nread
-		totalWrite += nwrite
-		objsetsRead++
-	}
-	if objsetsRead == 0 {
-		return 0, 0, fmt.Errorf("dataset I/O counters not found in %s", poolDir)
-	}
-	return totalRead, totalWrite, nil
-}
-
-func readObjsetIO(path string) (uint64, uint64, error) {
-	file, err := os.Open(path)
-	if err != nil {
-		return 0, 0, err
-	}
-	defer file.Close()
-
-	var nread, nwrite uint64
-	var foundRead, foundWrite bool
-	scanner := bufio.NewScanner(file)
-	for scanner.Scan() {
-		fields := strings.Fields(scanner.Text())
-		if len(fields) < 3 {
-			continue
-		}
-		var target *uint64
-		switch fields[0] {
-		case "nread":
-			target = &nread
-			foundRead = true
-		case "nwritten":
-			target = &nwrite
-			foundWrite = true
-		default:
-			continue
-		}
-		value, err := strconv.ParseUint(fields[2], 10, 64)
-		if err != nil {
-			return 0, 0, fmt.Errorf("parsing %s in %s: %w", fields[0], path, err)
-		}
-		*target = value
-	}
-	if err := scanner.Err(); err != nil {
-		return 0, 0, err
-	}
-	if !foundRead || !foundWrite {
-		return 0, 0, fmt.Errorf("incomplete I/O counters in %s", path)
-	}
-	return nread, nwrite, nil
-}

agent/zfs/zfs_linux_test.go

@@ -1,90 +0,0 @@
-//go:build testing && linux
-
-package zfs
-
-import (
-	"os"
-	"path/filepath"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-func TestPoolKernelStats(t *testing.T) {
-	root := t.TempDir()
-	oldPath := procZfsPath
-	procZfsPath = root
-	t.Cleanup(func() { procZfsPath = oldPath })
-
-	poolDir := filepath.Join(root, "tank")
-	require.NoError(t, os.MkdirAll(poolDir, 0o755))
-	require.NoError(t, os.WriteFile(filepath.Join(poolDir, "io"), []byte(
-		"11 3 0x00 1 80 0 0\n"+
-			"nread nwritten reads writes wtime wlentime wupdate rtime rlentime rupdate wcnt rcnt\n"+
-			"1884160 6450688 22 978 0 0 0 0 0 0 0 0\n",
-	), 0o644))
-	require.NoError(t, os.WriteFile(filepath.Join(poolDir, "state"), []byte("DEGRADED\n"), 0o644))
-
-	stats, err := PoolKernelStats()
-	require.NoError(t, err)
-	require.Len(t, stats, 1)
-	assert.Equal(t, PoolKernelStat{
-		Name: "tank", Health: "DEGRADED", NRead: 1884160, NWrite: 6450688,
-	}, stats[0])
-}
-
-func TestPoolKernelStatsOpenZfs24(t *testing.T) {
-	root := t.TempDir()
-	oldPath := procZfsPath
-	procZfsPath = root
-	t.Cleanup(func() { procZfsPath = oldPath })
-
-	poolDir := filepath.Join(root, "tank")
-	require.NoError(t, os.MkdirAll(poolDir, 0o755))
-	require.NoError(t, os.WriteFile(filepath.Join(poolDir, "state"), []byte("ONLINE\n"), 0o644))
-	require.NoError(t, os.WriteFile(filepath.Join(poolDir, "objset-0x1"), []byte(
-		"34 1 0x01 28 7872 0 0\n"+
-			"name type data\n"+
-			"dataset_name 7 tank\n"+
-			"nwritten 4 2000\n"+
-			"nread 4 1000\n",
-	), 0o644))
-	require.NoError(t, os.WriteFile(filepath.Join(poolDir, "objset-0x2"), []byte(
-		"34 1 0x01 28 7872 0 0\n"+
-			"name type data\n"+
-			"dataset_name 7 tank/videos\n"+
-			"nwritten 4 400\n"+
-			"nread 4 300\n",
-	), 0o644))
-
-	stats, err := PoolKernelStats()
-	require.NoError(t, err)
-	require.Len(t, stats, 1)
-	assert.Equal(t, PoolKernelStat{
-		Name: "tank", Health: "ONLINE", NRead: 1300, NWrite: 2400,
-	}, stats[0])
-}
-
-func TestPoolKernelStatsNoZfs(t *testing.T) {
-	oldPath := procZfsPath
-	procZfsPath = t.TempDir()
-	t.Cleanup(func() { procZfsPath = oldPath })
-
-	_, err := PoolKernelStats()
-	assert.ErrorIs(t, err, ErrNoZfs)
-}
-
-func TestReadPoolIORejectsMalformedCounters(t *testing.T) {
-	path := filepath.Join(t.TempDir(), "io")
-	require.NoError(t, os.WriteFile(path, []byte("nread nwritten\nnope 10\n"), 0o644))
-	_, _, err := readPoolIO(path)
-	require.Error(t, err)
-}
-
-func TestReadObjsetIORequiresAllCounters(t *testing.T) {
-	path := filepath.Join(t.TempDir(), "objset-0x1")
-	require.NoError(t, os.WriteFile(path, []byte("nread 4 10\n"), 0o644))
-	_, _, err := readObjsetIO(path)
-	require.Error(t, err)
-}

agent/zfs/zfs_status.go

@@ -1,150 +0,0 @@
-package zfs
-
-import (
-	"bufio"
-	"bytes"
-	"fmt"
-	"regexp"
-	"strconv"
-	"strings"
-)
-
-// PoolStatus holds parsed `zpool status` information for one pool.
-type PoolStatus struct {
-	Name  string
-	State string // ONLINE, DEGRADED, FAULTED, ...
-	Scrub ScrubStatus
-	Vdevs []VdevStatus
-}
-
-// ScrubStatus holds the scrub (or resilver) status parsed from the scan line.
-type ScrubStatus struct {
-	State    string // NONE, SCANNING, FINISHED, CANCELED
-	Progress string // e.g. "10.00%" while scanning
-	Errors   uint64
-}
-
-// VdevStatus is a single vdev row (mirror, raidz, or leaf disk).
-type VdevStatus struct {
-	Name         string
-	State        string
-	ReadErrs     uint64
-	WriteErrs    uint64
-	ChecksumErrs uint64
-}
-
-var (
-	progressRe = regexp.MustCompile(`(\d+\.\d+)%\s+done`)
-	errorsRe   = regexp.MustCompile(`with\s+(\d+)\s+errors`)
-)
-
-// PoolStatuses runs `zpool status` and parses per-pool state, scrub, and vdev
-// information. The human-readable format has been stable across OpenZFS
-// releases; rows are matched by their tabular shape rather than position.
-func PoolStatuses() ([]PoolStatus, error) {
-	out, err := commandOutput("zpool", "status")
-	if err != nil {
-		return nil, fmt.Errorf("zpool status: %w", err)
-	}
-	return parseZpoolStatusOutput(out)
-}
-
-// parseZpoolStatusOutput parses the output of `zpool status`.
-func parseZpoolStatusOutput(out []byte) ([]PoolStatus, error) {
-	var pools []PoolStatus
-	var current *PoolStatus
-	inConfig := false
-	scanContinuation := false // next non-blank line continues the scan line (progress)
-
-	scanner := bufio.NewScanner(bytes.NewReader(out))
-	for scanner.Scan() {
-		line := scanner.Text()
-		trimmed := strings.TrimSpace(line)
-
-		switch {
-		case strings.HasPrefix(trimmed, "pool:"):
-			pools = append(pools, PoolStatus{Name: strings.TrimSpace(strings.TrimPrefix(trimmed, "pool:"))})
-			current = &pools[len(pools)-1]
-			inConfig = false
-			scanContinuation = false
-		case current == nil:
-			continue
-		case strings.HasPrefix(trimmed, "state:"):
-			current.State = strings.TrimSpace(strings.TrimPrefix(trimmed, "state:"))
-		case strings.HasPrefix(trimmed, "scan:"):
-			current.Scrub = parseScanLine(trimmed)
-			// zpool status prints the progress percentage on the line after scan.
-			scanContinuation = true
-		case trimmed == "config:":
-			inConfig = true
-		case scanContinuation:
-			// The line after scan: may be an indented progress continuation.
-			if m := progressRe.FindStringSubmatch(trimmed); m != nil {
-				current.Scrub.Progress = m[1] + "%"
-			}
-			scanContinuation = false
-		case inConfig && (line == "" || strings.HasPrefix(line, " ") || strings.HasPrefix(line, "\t")):
-			// Table rows are indented; blank lines separate sections. The
-			// column header and the pool's own row are skipped.
-			if trimmed != "" && !strings.HasPrefix(trimmed, "NAME") {
-				if vdev, ok := parseVdevLine(trimmed, current.Name); ok {
-					current.Vdevs = append(current.Vdevs, vdev)
-				}
-			}
-		case inConfig:
-			// unindented line (errors:, status:, next pool:) ends the table
-			inConfig = false
-		}
-	}
-	return pools, scanner.Err()
-}
-
-// parseScanLine maps a `scan:` line to a ScrubStatus.
-func parseScanLine(line string) ScrubStatus {
-	var scrub ScrubStatus
-	switch {
-	case strings.Contains(line, "in progress"):
-		scrub.State = "SCANNING"
-	case strings.Contains(line, "canceled"):
-		scrub.State = "CANCELED"
-	case strings.Contains(line, "repaired"), strings.Contains(line, "resilvered"):
-		scrub.State = "FINISHED"
-	default:
-		scrub.State = "NONE"
-	}
-	if m := progressRe.FindStringSubmatch(line); m != nil {
-		scrub.Progress = m[1] + "%"
-	}
-	if m := errorsRe.FindStringSubmatch(line); m != nil {
-		if n, err := strconv.ParseUint(m[1], 10, 64); err == nil {
-			scrub.Errors = n
-		}
-	}
-	return scrub
-}
-
-// parseVdevLine parses one row of the config table. Rows have the shape
-// "NAME STATE READ WRITE CKSUM [extra...]". The first data row is the pool
-// itself and is skipped since it duplicates pool-level info.
-func parseVdevLine(line, poolName string) (VdevStatus, bool) {
-	fields := strings.Fields(line)
-	if len(fields) < 5 {
-		return VdevStatus{}, false
-	}
-	if fields[0] == poolName {
-		return VdevStatus{}, false
-	}
-	read, err1 := strconv.ParseUint(fields[2], 10, 64)
-	write, err2 := strconv.ParseUint(fields[3], 10, 64)
-	cksum, err3 := strconv.ParseUint(fields[4], 10, 64)
-	if err1 != nil || err2 != nil || err3 != nil {
-		return VdevStatus{}, false
-	}
-	return VdevStatus{
-		Name:         fields[0],
-		State:        fields[1],
-		ReadErrs:     read,
-		WriteErrs:    write,
-		ChecksumErrs: cksum,
-	}, true
-}

agent/zfs/zfs_test.go

@@ -1,143 +0,0 @@
-//go:build testing
-
-package zfs
-
-import (
-	"fmt"
-	"os"
-	"path/filepath"
-	"strings"
-	"testing"
-	"time"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-func fixturePath(name string) string {
-	return filepath.Join("..", "test-data", "zfs", name)
-}
-
-func TestParseZpoolListOutput(t *testing.T) {
-	data, err := os.ReadFile(fixturePath("zpool_list.txt"))
-	require.NoError(t, err)
-
-	pools, err := parseZpoolListOutput(data)
-	require.NoError(t, err)
-	require.Len(t, pools, 2)
-
-	assert.Equal(t, PoolStat{Name: "tank", Size: 23999000000000, Alloc: 12000000000000, Free: 11999000000000, Health: "ONLINE"}, pools[0])
-	assert.Equal(t, PoolStat{Name: "rpool", Size: 1200000000000, Alloc: 900000000000, Free: 300000000000, Health: "DEGRADED"}, pools[1])
-}
-
-func TestParseZpoolListOutputIgnoresEmptyLines(t *testing.T) {
-	pools, err := parseZpoolListOutput([]byte("tank\t100\t50\t50\tONLINE\n\n"))
-	require.NoError(t, err)
-	require.Len(t, pools, 1)
-	assert.Equal(t, "tank", pools[0].Name)
-}
-
-func TestParseZpoolListOutputNoPools(t *testing.T) {
-	pools, err := parseZpoolListOutput([]byte("no pools available\n"))
-	require.NoError(t, err)
-	assert.Empty(t, pools)
-}
-
-func TestParseZpoolListOutputRejectsMalformedLine(t *testing.T) {
-	_, err := parseZpoolListOutput([]byte("tank\t100\t50\n"))
-	require.Error(t, err)
-
-	_, err = parseZpoolListOutput([]byte("tank\tnotanumber\t50\t50\tONLINE\n"))
-	require.Error(t, err)
-}
-
-func TestParseZfsListOutput(t *testing.T) {
-	data, err := os.ReadFile(fixturePath("zfs_list.txt"))
-	require.NoError(t, err)
-
-	datasets, err := parseZfsListOutput(data)
-	require.NoError(t, err)
-	require.Len(t, datasets, 9)
-
-	// Mountpoint with a space must be kept intact (tab-split only).
-	assert.Equal(t, "/tank/my media", datasets[3].Mountpoint)
-	// Unmounted datasets/zvols report "-".
-	assert.Equal(t, "-", datasets[4].Mountpoint)
-	assert.Equal(t, uint64(12000000000000), datasets[0].Used)
-	assert.Equal(t, uint64(11999000000000), datasets[0].Avail)
-}
-
-func TestParseZpoolStatusOutput(t *testing.T) {
-	data, err := os.ReadFile(fixturePath("zpool_status.txt"))
-	require.NoError(t, err)
-
-	pools, err := parseZpoolStatusOutput(data)
-	require.NoError(t, err)
-	require.Len(t, pools, 2)
-
-	tank := pools[0]
-	assert.Equal(t, "tank", tank.Name)
-	assert.Equal(t, "ONLINE", tank.State)
-	assert.Equal(t, "FINISHED", tank.Scrub.State)
-	assert.Equal(t, "", tank.Scrub.Progress)
-	assert.Equal(t, uint64(0), tank.Scrub.Errors)
-	// Pool row itself is skipped; mirror + 2 disks remain.
-	require.Len(t, tank.Vdevs, 3)
-	assert.Equal(t, "mirror-0", tank.Vdevs[0].Name)
-	assert.Equal(t, "sda", tank.Vdevs[1].Name)
-	assert.Equal(t, "sdb", tank.Vdevs[2].Name)
-
-	rpool := pools[1]
-	assert.Equal(t, "rpool", rpool.Name)
-	assert.Equal(t, "DEGRADED", rpool.State)
-	assert.Equal(t, "SCANNING", rpool.Scrub.State)
-	assert.Equal(t, "10.00%", rpool.Scrub.Progress)
-	require.Len(t, rpool.Vdevs, 3)
-	assert.Equal(t, "FAULTED", rpool.Vdevs[2].State)
-	assert.Equal(t, uint64(1), rpool.Vdevs[2].ReadErrs)
-	assert.Equal(t, uint64(2), rpool.Vdevs[2].WriteErrs)
-	assert.Equal(t, uint64(3), rpool.Vdevs[2].ChecksumErrs)
-}
-
-func TestParseScanLine(t *testing.T) {
-	assert.Equal(t, "FINISHED", parseScanLine("scan: scrub repaired 0B in 00:05:12 with 0 errors on Sun Jun  1 02:00:12 2025").State)
-	assert.Equal(t, uint64(3), parseScanLine("scan: scrub repaired 10G in 01:00:00 with 3 errors on Sun Jun  1 02:00:12 2025").Errors)
-	assert.Equal(t, "SCANNING", parseScanLine("scan: scrub in progress since Sun Jun  8 01:00:00 2025").State)
-	assert.Equal(t, "CANCELED", parseScanLine("scan: scrub canceled on Sun Jun  1 02:00:12 2025").State)
-	assert.Equal(t, "FINISHED", parseScanLine("scan: resilvered 1.23G in 00:01:00 with 0 errors on Sun Jun  1 02:00:12 2025").State)
-	assert.Equal(t, "NONE", parseScanLine("scan: none requested").State)
-}
-
-func TestCommandOutputForcesLocaleAndTimesOut(t *testing.T) {
-	t.Setenv("BESZEL_ZFS_COMMAND_HELPER", "1")
-	out, err := commandOutput(os.Args[0], "-test.run=TestZfsCommandHelperProcess", "--", "locale")
-	require.NoError(t, err)
-	assert.Equal(t, "C/C", string(out))
-
-	oldTimeout := commandTimeout
-	commandTimeout = 20 * time.Millisecond
-	t.Cleanup(func() { commandTimeout = oldTimeout })
-	_, err = commandOutput(os.Args[0], "-test.run=TestZfsCommandHelperProcess", "--", "sleep")
-	require.Error(t, err)
-	assert.Contains(t, err.Error(), "timed out")
-}
-
-func TestZfsCommandHelperProcess(t *testing.T) {
-	if os.Getenv("BESZEL_ZFS_COMMAND_HELPER") != "1" {
-		return
-	}
-	mode := ""
-	for i, arg := range os.Args {
-		if arg == "--" && i+1 < len(os.Args) {
-			mode = os.Args[i+1]
-			break
-		}
-	}
-	switch strings.TrimSpace(mode) {
-	case "locale":
-		_, _ = fmt.Printf("%s/%s", os.Getenv("LC_ALL"), os.Getenv("LANG"))
-	case "sleep":
-		time.Sleep(time.Second)
-	}
-	os.Exit(0)
-}

agent/zfs/zfs_unsupported.go

@@ -7,7 +7,3 @@ import "errors"
 func ARCSize() (uint64, error) {
 	return 0, errors.ErrUnsupported
 }
-
-func PoolKernelStats() ([]PoolKernelStat, error) {
-	return nil, errors.ErrUnsupported
-}

agent/zfs_pool.go

@@ -1,320 +0,0 @@
-package agent
-
-import (
-	"log/slog"
-	"strings"
-	"sync"
-	"time"
-
-	"github.com/henrygd/beszel/agent/zfs"
-	"github.com/henrygd/beszel/internal/entities/system"
-	zfsentity "github.com/henrygd/beszel/internal/entities/zfs"
-)
-
-// zfsDatasetUsage holds usage values for a ZFS dataset mountpoint.
-type zfsDatasetUsage struct {
-	used  uint64
-	avail uint64
-}
-
-// datasetUsageRefreshInterval controls how often `zfs list` is re-run for the
-// mountpoint usage map. Dataset inventory changes rarely.
-const datasetUsageRefreshInterval = 5 * time.Minute
-
-// poolStatsRefreshInterval controls how often `zpool list` is re-run for pool
-// capacity. Health and I/O are read from procfs on Linux, so the utility only
-// needs to refresh slow-moving space accounting.
-const poolStatsRefreshInterval = time.Minute
-
-type poolKernelSample struct {
-	nread  uint64
-	nwrite uint64
-	at     time.Time
-}
-
-// ZfsManager collects ZFS pool and dataset statistics. Collection functions
-// are fields so unit tests can substitute them (same pattern as
-// diskDiscovery.usageFn). It is safe for concurrent use by a single goroutine
-// only; callers must hold the agent lock like updateDiskUsage does.
-type ZfsManager struct {
-	poolStatsFn    func() ([]zfs.PoolStat, error)       // capacity/health source
-	datasetsFn     func() ([]zfs.Dataset, error)        // dataset inventory source
-	kernelStatsFn  func() ([]zfs.PoolKernelStat, error) // procfs pool state/I/O source
-	poolStatusesFn func() ([]zfs.PoolStatus, error)     // scrub/vdev detail source
-
-	poolData      []zfs.PoolStat // cached pool inventory (TTL below)
-	lastPoolStats time.Time
-	kernelSamples map[string]poolKernelSample
-
-	datasetUsage     map[string]zfsDatasetUsage // mountpoint -> usage
-	lastUsageRefresh time.Time
-
-	// Detail data (pools, vdevs, scrub, datasets) is cached and refreshed on
-	// an interval. Accessed from handler goroutines, so it is mutex-protected.
-	detailMu          sync.Mutex
-	detail            *zfsentity.ZfsData
-	lastDetailRefresh time.Time
-	detailInterval    time.Duration
-}
-
-// newZfsManager creates a ZfsManager wired to the system's ZFS utilities.
-func newZfsManager() *ZfsManager {
-	return &ZfsManager{
-		poolStatsFn:    zfs.PoolStats,
-		datasetsFn:     zfs.Datasets,
-		kernelStatsFn:  zfs.PoolKernelStats,
-		poolStatusesFn: zfs.PoolStatuses,
-		detailInterval: time.Hour,
-	}
-}
-
-// Update refreshes systemStats.ZfsPools with the latest pool data. I/O
-// throughput and health come from inexpensive kernel kstats on Linux. Pool
-// capacity and dataset usage come from separately cached utility calls. It is
-// a no-op when ZFS is absent.
-func (zm *ZfsManager) Update(systemStats *system.Stats) {
-	pools := zm.poolStats()
-	if len(pools) == 0 {
-		return
-	}
-
-	kernelStats, ioRates := zm.kernelStats()
-
-	if systemStats.ZfsPools == nil {
-		systemStats.ZfsPools = make(map[string]*system.ZfsPool, len(pools))
-	}
-	for i := range pools {
-		pool := &pools[i]
-		// Full precision, matching the dataset values below; the frontend
-		// formats any magnitude.
-		stats := &system.ZfsPool{
-			Total:  float64(pool.Size) / (1024 * 1024 * 1024),
-			Used:   float64(pool.Alloc) / (1024 * 1024 * 1024),
-			Health: pool.Health,
-		}
-		if kernel, exists := kernelStats[pool.Name]; exists && kernel.Health != "" {
-			stats.Health = kernel.Health
-		}
-		if io, exists := ioRates[pool.Name]; exists {
-			stats.ReadBytes = io.NRead
-			stats.WriteBytes = io.NWrite
-		}
-		slog.Debug("ZFS pool sample", "pool", pool.Name, "health", stats.Health, "used_gb", stats.Used, "read_bps", stats.ReadBytes, "write_bps", stats.WriteBytes)
-		systemStats.ZfsPools[pool.Name] = stats
-	}
-
-}
-
-// poolStats returns the cached pool inventory, re-running `zpool list` at most
-// every poolStatsRefreshInterval. On failure the previous inventory is
-// retained and the refresh is retried on the next cadence.
-func (zm *ZfsManager) poolStats() []zfs.PoolStat {
-	if zm.lastPoolStats.IsZero() || time.Since(zm.lastPoolStats) >= poolStatsRefreshInterval {
-		pools, err := zm.poolStatsFn()
-		if err != nil {
-			slog.Debug("ZFS pool stats unavailable", "err", err)
-		} else {
-			zm.poolData = pools
-		}
-		zm.lastPoolStats = time.Now()
-	}
-	return zm.poolData
-}
-
-// kernelStats reads cumulative pool counters and converts them to per-second
-// rates. Counter decreases indicate a pool export/import and reset the
-// baseline instead of producing an underflow spike.
-func (zm *ZfsManager) kernelStats() (map[string]zfs.PoolKernelStat, map[string]zfs.PoolIoStats) {
-	if zm.kernelStatsFn == nil {
-		return nil, nil
-	}
-	stats, err := zm.kernelStatsFn()
-	if err != nil {
-		slog.Debug("ZFS kernel stats unavailable", "err", err)
-		return nil, nil
-	}
-	now := time.Now()
-	byName := make(map[string]zfs.PoolKernelStat, len(stats))
-	rates := make(map[string]zfs.PoolIoStats, len(stats))
-	nextSamples := make(map[string]poolKernelSample, len(stats))
-	for _, stat := range stats {
-		byName[stat.Name] = stat
-		if previous, ok := zm.kernelSamples[stat.Name]; ok && now.After(previous.at) &&
-			stat.NRead >= previous.nread && stat.NWrite >= previous.nwrite {
-			seconds := now.Sub(previous.at).Seconds()
-			rates[stat.Name] = zfs.PoolIoStats{
-				NRead:  uint64(float64(stat.NRead-previous.nread) / seconds),
-				NWrite: uint64(float64(stat.NWrite-previous.nwrite) / seconds),
-			}
-		}
-		nextSamples[stat.Name] = poolKernelSample{nread: stat.NRead, nwrite: stat.NWrite, at: now}
-	}
-	zm.kernelSamples = nextSamples
-	return byName, rates
-}
-
-// refreshDatasetUsage re-runs `zfs list` when the refresh window has elapsed
-// and rebuilds the mountpoint-keyed usage map.
-func (zm *ZfsManager) refreshDatasetUsage() {
-	if !zm.lastUsageRefresh.IsZero() && time.Since(zm.lastUsageRefresh) < datasetUsageRefreshInterval {
-		return
-	}
-	datasets, err := zm.datasetsFn()
-	if err != nil {
-		slog.Debug("ZFS dataset usage unavailable", "err", err)
-	} else {
-		usage := make(map[string]zfsDatasetUsage, len(datasets))
-		for _, ds := range datasets {
-			if ds.Mountpoint != "" && ds.Mountpoint != "-" {
-				usage[ds.Mountpoint] = zfsDatasetUsage{used: ds.Used, avail: ds.Avail}
-			}
-		}
-		zm.datasetUsage = usage
-	}
-	zm.lastUsageRefresh = time.Now()
-}
-
-// DatasetUsage returns ZFS dataset usage keyed by mountpoint, refreshed at
-// most every datasetUsageRefreshInterval. On failure the previous map is
-// retained and a debug log is emitted.
-func (zm *ZfsManager) DatasetUsage() map[string]zfsDatasetUsage {
-	zm.refreshDatasetUsage()
-	return zm.datasetUsage
-}
-
-// GetDetail returns ZFS detail data (pool health, scrub, vdevs, datasets).
-// Scheduled requests use the cached snapshot until stale; manual requests can
-// force collection. On failure the previous snapshot is retained.
-func (zm *ZfsManager) GetDetail(force bool) *zfsentity.ZfsData {
-	zm.detailMu.Lock()
-	defer zm.detailMu.Unlock()
-
-	if force || zm.detail == nil || time.Since(zm.lastDetailRefresh) >= zm.detailInterval {
-		if data, err := zm.collectDetail(zm.detail); err != nil {
-			slog.Debug("ZFS detail collection failed", "err", err)
-			if zm.detail == nil {
-				return &zfsentity.ZfsData{}
-			}
-			return &zfsentity.ZfsData{Pools: zm.detail.Pools}
-		} else {
-			zm.detail = data
-			zm.lastDetailRefresh = time.Now()
-		}
-	}
-	if zm.detail == nil {
-		return &zfsentity.ZfsData{}
-	}
-	return zm.detail
-}
-
-// collectDetail builds a ZfsData payload from the current system state.
-func (zm *ZfsManager) collectDetail(previous *zfsentity.ZfsData) (*zfsentity.ZfsData, error) {
-	pools, err := zm.poolStatsFn()
-	if err != nil {
-		return nil, err
-	}
-	if len(pools) == 0 {
-		return &zfsentity.ZfsData{Pools: []*zfsentity.PoolDetail{}, Complete: true}, nil
-	}
-
-	statuses, statusErr := zm.poolStatusesFn()
-	if statusErr != nil {
-		slog.Debug("ZFS pool status unavailable", "err", statusErr)
-	}
-	datasets, datasetsErr := zm.datasetsFn()
-	if datasetsErr != nil {
-		slog.Debug("ZFS datasets unavailable", "err", datasetsErr)
-	}
-
-	statusByPool := make(map[string]zfs.PoolStatus, len(statuses))
-	for _, st := range statuses {
-		statusByPool[st.Name] = st
-	}
-
-	previousByPool := make(map[string]*zfsentity.PoolDetail)
-	if previous != nil {
-		for _, pool := range previous.Pools {
-			if pool != nil {
-				previousByPool[pool.Name] = pool
-			}
-		}
-	}
-
-	data := &zfsentity.ZfsData{Pools: make([]*zfsentity.PoolDetail, 0, len(pools)), Complete: true}
-	for i := range pools {
-		p := &pools[i]
-		detail := &zfsentity.PoolDetail{
-			Name:   p.Name,
-			Health: p.Health,
-			Size:   p.Size,
-			Alloc:  p.Alloc,
-			Free:   p.Free,
-		}
-		if st, ok := statusByPool[p.Name]; statusErr == nil && ok {
-			if st.Scrub.State != "" && st.Scrub.State != "NONE" {
-				detail.Scrub = &zfsentity.Scrub{
-					State:    st.Scrub.State,
-					Progress: st.Scrub.Progress,
-					Errors:   st.Scrub.Errors,
-				}
-			}
-			for _, v := range st.Vdevs {
-				detail.Vdevs = append(detail.Vdevs, &zfsentity.Vdev{
-					Name:         v.Name,
-					State:        v.State,
-					ReadErrs:     v.ReadErrs,
-					WriteErrs:    v.WriteErrs,
-					ChecksumErrs: v.ChecksumErrs,
-				})
-			}
-		} else {
-			if cached := previousByPool[p.Name]; cached != nil {
-				detail.Scrub = cached.Scrub
-				detail.Vdevs = cached.Vdevs
-			}
-		}
-		if datasetsErr == nil {
-			foundDataset := false
-			for _, ds := range datasets {
-				if poolOfDataset(ds.Name) == p.Name {
-					foundDataset = true
-					detail.Datasets = append(detail.Datasets, &zfsentity.Dataset{
-						Name:       ds.Name,
-						Used:       ds.Used,
-						Avail:      ds.Avail,
-						Mountpoint: ds.Mountpoint,
-					})
-				}
-			}
-			if !foundDataset {
-				if cached := previousByPool[p.Name]; cached != nil {
-					detail.Datasets = cached.Datasets
-				}
-			}
-		} else if cached := previousByPool[p.Name]; cached != nil {
-			detail.Datasets = cached.Datasets
-		}
-		data.Pools = append(data.Pools, detail)
-	}
-	return data, nil
-}
-
-// poolOfDataset returns the pool name for a dataset name (everything before
-// the first '/'). Datasets without a separator belong to a pool of the same
-// name.
-func poolOfDataset(name string) string {
-	if idx := strings.IndexByte(name, '/'); idx >= 0 {
-		return name[:idx]
-	}
-	return name
-}
-
-// ZfsMountpoints returns the set of mountpoints backed by ZFS datasets.
-func (zm *ZfsManager) ZfsMountpoints() map[string]bool {
-	usage := zm.DatasetUsage()
-	mountpoints := make(map[string]bool, len(usage))
-	for mountpoint := range usage {
-		mountpoints[mountpoint] = true
-	}
-	return mountpoints
-}

agent/zfs_pool_test.go

@@ -1,245 +0,0 @@
-//go:build testing
-
-package agent
-
-import (
-	"testing"
-	"time"
-
-	"github.com/henrygd/beszel/agent/zfs"
-	"github.com/henrygd/beszel/internal/entities/system"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-func TestUpdatePopulatesZfsPools(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		return []zfs.PoolStat{{Name: "tank", Size: 23999000000000, Alloc: 12000000000000, Free: 11999000000000, Health: "DEGRADED"}}, nil
-	}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return []zfs.Dataset{
-			{Name: "tank/apps", Used: 5000000000000, Avail: 11999000000000, Mountpoint: "/tank/apps"},
-			{Name: "tank/backup", Used: 6000000000000, Avail: 11999000000000, Mountpoint: "/tank/backup"},
-			// Small zvol (Proxmox VM EFI disk): must not round to zero.
-			{Name: "rpool/vm-100-disk-2", Used: 4194304, Avail: 0, Mountpoint: "-"},
-		}, nil
-	}
-	var kernelCalls int
-	zm.kernelStatsFn = func() ([]zfs.PoolKernelStat, error) {
-		kernelCalls++
-		return []zfs.PoolKernelStat{{
-			Name: "tank", Health: "ONLINE",
-			NRead: uint64(kernelCalls-1) * 1250, NWrite: uint64(kernelCalls-1) * 5120,
-		}}, nil
-	}
-
-	var stats system.Stats
-	// The first kernel sample establishes the cumulative-counter baseline.
-	zm.Update(&stats)
-	zm.kernelSamples["tank"] = poolKernelSample{at: time.Now().Add(-time.Second)}
-	zm.Update(&stats)
-	require.NotNil(t, stats.ZfsPools)
-	require.Contains(t, stats.ZfsPools, "tank")
-	assert.InDelta(t, 22350.8105, stats.ZfsPools["tank"].Total, 0.0001) // Size in GiB
-	assert.InDelta(t, 11175.8709, stats.ZfsPools["tank"].Used, 0.0001)  // Alloc in GiB
-	assert.Equal(t, "ONLINE", stats.ZfsPools["tank"].Health)
-	assert.InDelta(t, 1250, stats.ZfsPools["tank"].ReadBytes, 5)
-	assert.InDelta(t, 5120, stats.ZfsPools["tank"].WriteBytes, 5)
-
-}
-
-// TestUpdateKernelStatsMissing verifies pools without a kernel sample report zero
-// I/O instead of erroring.
-func TestUpdateKernelStatsMissing(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		return []zfs.PoolStat{{Name: "tank", Size: 1, Alloc: 1, Health: "ONLINE"}}, nil
-	}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) { return nil, nil }
-	zm.kernelStatsFn = func() ([]zfs.PoolKernelStat, error) {
-		return nil, zfs.ErrNoZfs
-	}
-
-	var stats system.Stats
-	zm.Update(&stats)
-	require.NotNil(t, stats.ZfsPools)
-	assert.Equal(t, uint64(0), stats.ZfsPools["tank"].ReadBytes)
-	assert.Equal(t, uint64(0), stats.ZfsPools["tank"].WriteBytes)
-}
-
-func TestUpdateKernelCounterReset(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		return []zfs.PoolStat{{Name: "tank", Health: "ONLINE"}}, nil
-	}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) { return nil, nil }
-	zm.kernelSamples = map[string]poolKernelSample{
-		"tank": {nread: 100, nwrite: 200, at: time.Now().Add(-time.Second)},
-	}
-	zm.kernelStatsFn = func() ([]zfs.PoolKernelStat, error) {
-		return []zfs.PoolKernelStat{{Name: "tank", Health: "ONLINE", NRead: 10, NWrite: 20}}, nil
-	}
-
-	var stats system.Stats
-	zm.Update(&stats)
-	assert.Equal(t, uint64(0), stats.ZfsPools["tank"].ReadBytes)
-	assert.Equal(t, uint64(0), stats.ZfsPools["tank"].WriteBytes)
-}
-
-func TestUpdateNoZfs(t *testing.T) {
-	zm := &ZfsManager{}
-	calls := 0
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		calls++
-		return nil, zfs.ErrNoZfs
-	}
-
-	var stats system.Stats
-	zm.Update(&stats)
-	zm.Update(&stats)
-	assert.Nil(t, stats.ZfsPools)
-	assert.Equal(t, 1, calls, "failed pool discovery should be cached until the next refresh interval")
-}
-
-func TestUpdateEmptyPools(t *testing.T) {
-	zm := &ZfsManager{}
-	calls := 0
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		calls++
-		return nil, nil
-	}
-
-	var stats system.Stats
-	zm.Update(&stats)
-	zm.Update(&stats)
-	assert.Nil(t, stats.ZfsPools)
-	assert.Equal(t, 1, calls, "an empty pool inventory should be cached until the next refresh interval")
-}
-
-func TestDatasetUsage(t *testing.T) {
-	zm := &ZfsManager{}
-	calls := 0
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		calls++
-		return []zfs.Dataset{
-			{Name: "tank", Used: 12000000000000, Avail: 11999000000000, Mountpoint: "/tank"},
-			{Name: "tank/apps", Used: 1000000000000, Avail: 11999000000000, Mountpoint: "/tank/apps"},
-			{Name: "rpool", Used: 900000000000, Avail: 300000000000, Mountpoint: "-"}, // zvol/unmounted: excluded
-		}, nil
-	}
-
-	usage := zm.DatasetUsage()
-	require.Len(t, usage, 2)
-	assert.Equal(t, zfsDatasetUsage{used: 12000000000000, avail: 11999000000000}, usage["/tank"])
-	assert.Equal(t, zfsDatasetUsage{used: 1000000000000, avail: 11999000000000}, usage["/tank/apps"])
-	assert.Equal(t, 1, calls)
-
-	// Second call within the refresh window must not re-run the collector.
-	zm.DatasetUsage()
-	assert.Equal(t, 1, calls)
-}
-
-func TestDatasetUsageRefreshOnErrorKeepsPrevious(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return []zfs.Dataset{{Name: "tank", Used: 1, Avail: 1, Mountpoint: "/tank"}}, nil
-	}
-	assert.Len(t, zm.DatasetUsage(), 1)
-
-	// Force refresh window expiry, then a failing collector.
-	zm.lastUsageRefresh = time.Now().Add(-10 * time.Minute)
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return nil, zfs.ErrNoZfs
-	}
-	usage := zm.DatasetUsage()
-	assert.Len(t, usage, 1, "previous usage should be retained on error")
-}
-
-func TestGetDetailForceRefresh(t *testing.T) {
-	zm := &ZfsManager{detailInterval: time.Hour}
-	poolCalls := 0
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		poolCalls++
-		return []zfs.PoolStat{{Name: "tank", Alloc: uint64(poolCalls)}}, nil
-	}
-	zm.poolStatusesFn = func() ([]zfs.PoolStatus, error) { return nil, nil }
-	zm.datasetsFn = func() ([]zfs.Dataset, error) { return nil, nil }
-
-	first := zm.GetDetail(false)
-	assert.True(t, first.Complete)
-	require.Len(t, first.Pools, 1)
-	assert.Equal(t, uint64(1), first.Pools[0].Alloc)
-
-	cached := zm.GetDetail(false)
-	require.Len(t, cached.Pools, 1)
-	assert.Equal(t, uint64(1), cached.Pools[0].Alloc)
-	assert.Equal(t, 1, poolCalls)
-
-	refreshed := zm.GetDetail(true)
-	assert.True(t, refreshed.Complete)
-	require.Len(t, refreshed.Pools, 1)
-	assert.Equal(t, uint64(2), refreshed.Pools[0].Alloc)
-	assert.Equal(t, 2, poolCalls)
-}
-
-func TestGetDetailSuccessfulEmptyInventoryClearsCache(t *testing.T) {
-	zm := &ZfsManager{detailInterval: time.Hour}
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		return []zfs.PoolStat{{Name: "tank"}}, nil
-	}
-	zm.poolStatusesFn = func() ([]zfs.PoolStatus, error) { return nil, nil }
-	zm.datasetsFn = func() ([]zfs.Dataset, error) { return nil, nil }
-
-	require.Len(t, zm.GetDetail(false).Pools, 1)
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) { return nil, nil }
-	empty := zm.GetDetail(true)
-	assert.True(t, empty.Complete)
-	assert.Empty(t, empty.Pools)
-}
-
-func TestGetDetailFailureReturnsIncompleteCachedInventory(t *testing.T) {
-	zm := &ZfsManager{detailInterval: time.Hour}
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) {
-		return []zfs.PoolStat{{Name: "tank"}}, nil
-	}
-	zm.poolStatusesFn = func() ([]zfs.PoolStatus, error) {
-		return []zfs.PoolStatus{{Name: "tank", Vdevs: []zfs.VdevStatus{{Name: "mirror-0"}}}}, nil
-	}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return []zfs.Dataset{{Name: "tank/data"}}, nil
-	}
-	first := zm.GetDetail(false)
-	require.True(t, first.Complete)
-	require.Len(t, first.Pools[0].Vdevs, 1)
-	require.Len(t, first.Pools[0].Datasets, 1)
-
-	zm.poolStatusesFn = func() ([]zfs.PoolStatus, error) { return nil, zfs.ErrNoZfs }
-	zm.datasetsFn = func() ([]zfs.Dataset, error) { return nil, zfs.ErrNoZfs }
-	partial := zm.GetDetail(true)
-	require.True(t, partial.Complete)
-	require.Len(t, partial.Pools[0].Vdevs, 1)
-	require.Len(t, partial.Pools[0].Datasets, 1)
-
-	zm.poolStatsFn = func() ([]zfs.PoolStat, error) { return nil, zfs.ErrNoZfs }
-	lastSuccessfulRefresh := zm.lastDetailRefresh
-	failed := zm.GetDetail(true)
-	assert.False(t, failed.Complete)
-	require.Len(t, failed.Pools, 1)
-	assert.Equal(t, "tank", failed.Pools[0].Name)
-	assert.Equal(t, lastSuccessfulRefresh, zm.lastDetailRefresh)
-}
-
-func TestZfsMountpoints(t *testing.T) {
-	zm := &ZfsManager{}
-	zm.datasetsFn = func() ([]zfs.Dataset, error) {
-		return []zfs.Dataset{
-			{Name: "tank", Mountpoint: "/tank"},
-			{Name: "rpool/ROOT/pve-1", Mountpoint: "/"},
-		}, nil
-	}
-	mountpoints := zm.ZfsMountpoints()
-	assert.Len(t, mountpoints, 2)
-	assert.True(t, mountpoints["/tank"])
-	assert.True(t, mountpoints["/"])
-}

beszel.go

@@ -6,7 +6,7 @@ import "github.com/blang/semver"
 
 const (
 	// Version is the current version of the application.
-	Version = "0.19.0"
+	Version = "0.18.7"
 	// AppName is the name of the application.
 	AppName = "beszel"
 )
@@ -16,6 +16,3 @@ var MinVersionCbor = semver.MustParse("0.12.0")
 
 // MinVersionAgentResponse is the minimum supported version for AgentResponse compatibility.
 var MinVersionAgentResponse = semver.MustParse("0.13.0")
-
-// MinVersionZfsData is the minimum agent version that supports ZFS detail requests.
-var MinVersionZfsData = semver.MustParse("0.18.9")

docs/index.yaml

@@ -0,0 +1,3 @@
+apiVersion: v1
+entries: {}
+generated: "2026-03-05T00:00:00Z"

go.mod

@@ -1,26 +1,26 @@
 module github.com/henrygd/beszel
 
-go 1.27.1
+go 1.26.6
 
 require (
 	github.com/blang/semver v3.5.1+incompatible
 	github.com/coreos/go-systemd/v22 v22.7.0
-	github.com/ebitengine/purego v0.11.0
-	github.com/fxamacker/cbor/v2 v2.9.3
+	github.com/ebitengine/purego v0.10.2
+	github.com/fxamacker/cbor/v2 v2.9.2
 	github.com/gliderlabs/ssh v0.3.8
 	github.com/google/uuid v1.6.0
 	github.com/lxzan/gws v1.10.1
-	github.com/nicholas-fedor/shoutrrr v0.19.0
+	github.com/nicholas-fedor/shoutrrr v0.17.0
 	github.com/pocketbase/dbx v1.12.0
-	github.com/pocketbase/pocketbase v0.40.2
-	github.com/shirou/gopsutil/v4 v4.26.8
+	github.com/pocketbase/pocketbase v0.39.10
+	github.com/shirou/gopsutil/v4 v4.26.7
 	github.com/spf13/cast v1.10.0
 	github.com/spf13/cobra v1.10.2
 	github.com/spf13/pflag v1.0.10
-	github.com/stretchr/testify v1.12.1
-	golang.org/x/crypto v0.56.0
-	golang.org/x/exp v0.0.0-20260824195058-e88cd73687aa
-	golang.org/x/net v0.58.0
+	github.com/stretchr/testify v1.11.1
+	golang.org/x/crypto v0.55.0
+	golang.org/x/exp v0.0.0-20260811152304-ee035b5b010f
+	golang.org/x/net v0.57.0
 	golang.org/x/sys v0.47.0
 	gopkg.in/yaml.v3 v3.0.1
 	howett.net/plist v1.0.1
@@ -29,6 +29,7 @@ require (
 require (
 	github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be // indirect
 	github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/disintegration/imaging v1.6.2 // indirect
 	github.com/domodwyer/mailyak/v3 v3.6.2 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
@@ -43,11 +44,12 @@ require (
 	github.com/golang-jwt/jwt/v5 v5.3.1 // indirect
 	github.com/gorilla/websocket v1.5.3 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
-	github.com/klauspost/compress v1.20.0 // indirect
+	github.com/klauspost/compress v1.19.2 // indirect
 	github.com/lufia/plan9stats v0.0.0-20260802145828-341c2f0c90b5 // indirect
 	github.com/mattn/go-colorable v0.1.15 // indirect
 	github.com/mattn/go-isatty v0.0.24 // indirect
 	github.com/ncruces/go-strftime v1.0.0 // indirect
+	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/pocketbase/ozzo-validation/v4 v4.3.0 // indirect
 	github.com/power-devops/perfstat v0.0.0-20260805114148-88456608a4f6 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
@@ -55,14 +57,13 @@ require (
 	github.com/tklauser/numcpus v0.12.0 // indirect
 	github.com/x448/float16 v0.8.4 // indirect
 	github.com/yusufpapurcu/wmi v1.2.4 // indirect
-	go.yaml.in/yaml/v3 v3.0.5 // indirect
 	golang.org/x/image v0.45.0 // indirect
 	golang.org/x/oauth2 v0.36.0 // indirect
 	golang.org/x/sync v0.22.0 // indirect
 	golang.org/x/term v0.45.0 // indirect
 	golang.org/x/text v0.41.0 // indirect
-	modernc.org/libc v1.74.4 // indirect
+	modernc.org/libc v1.74.1 // indirect
 	modernc.org/mathutil v1.7.1 // indirect
-	modernc.org/memory v1.12.1 // indirect
-	modernc.org/sqlite v1.57.0 // indirect
+	modernc.org/memory v1.12.0 // indirect
+	modernc.org/sqlite v1.55.0 // indirect
 )

go.sum

@@ -13,14 +13,16 @@ github.com/coreos/go-systemd/v22 v22.7.0 h1:LAEzFkke61DFROc7zNLX/WA2i5J8gYqe0rSj
 github.com/coreos/go-systemd/v22 v22.7.0/go.mod h1:xNUYtjHu2EDXbsxz1i41wouACIwT7Ybq9o0BQhMwD0w=
 github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/disintegration/imaging v1.6.2 h1:w1LecBlG2Lnp8B3jk5zSuNqd7b4DXhcjwek1ei82L+c=
 github.com/disintegration/imaging v1.6.2/go.mod h1:44/5580QXChDfwIclfc/PCwrr44amcmDAg8hxG0Ewe4=
 github.com/domodwyer/mailyak/v3 v3.6.2 h1:x3tGMsyFhTCaxp6ycgR0FE/bu5QiNp+hetUuCOBXMn8=
 github.com/domodwyer/mailyak/v3 v3.6.2/go.mod h1:lOm/u9CyCVWHeaAmHIdF4RiKVxKUT/H5XX10lIKAL6c=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
-github.com/ebitengine/purego v0.11.0 h1:jhp/D+Nyv7UUW8HAcmcjt2N2rYrYi9m3SL21k0Ua/NI=
-github.com/ebitengine/purego v0.11.0/go.mod h1:DCHPP08djqhNSoTfImcnHYQRZmd0qhakvrozqaEYhGQ=
+github.com/ebitengine/purego v0.10.2 h1:W809HbnvzAxgdm+aOvlSekrM16wGCdT/e76+9tS7gzE=
+github.com/ebitengine/purego v0.10.2/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
 github.com/eclipse/paho.golang v0.23.0 h1:KHgl2wz6EJo7cMBmkuhpt7C576vP+kpPv7jjvSyR6Mk=
 github.com/eclipse/paho.golang v0.23.0/go.mod h1:nQRhTkoZv8EAiNs5UU0/WdQIx2NrnWUpL9nsGJTQN04=
 github.com/fatih/color v1.19.0 h1:Zp3PiM21/9Ld6FzSKyL5c/BULoe/ONr9KlbYVOfG8+w=
@@ -29,8 +31,8 @@ github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHk
 github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
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-github.com/fxamacker/cbor/v2 v2.9.3 h1:oQBnFATpNdY8gJHTndDDv5Xl4QqNaz51G5LLEPhng3Q=
-github.com/fxamacker/cbor/v2 v2.9.3/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ=
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 github.com/gabriel-vasile/mimetype v1.4.15 h1:05iP/CYtZ/w455R/KZM6rZ5ieAdh99UPtd+d3YzLmaI=
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@@ -54,8 +56,8 @@ github.com/golang-jwt/jwt/v5 v5.3.1/go.mod h1:fxCRLWMO43lRc8nhHWY6LGqRcf+1gQWArs
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
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 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
-github.com/google/pprof v0.0.0-20260902005441-ca85771921e4 h1:/6mPXfWmhv8eKck12I0YNIcIjwHtxP3YRIMKiEgTjWg=
-github.com/google/pprof v0.0.0-20260902005441-ca85771921e4/go.mod h1:jl5iWTm0/hd5PjEYEOuwAJ57L/CibdZfrqZ5XA5GrCk=
+github.com/google/pprof v0.0.0-20260802141513-ef3492d7dac3 h1:LMLX+LgTNWpfvCBdFebv6EsYotImrt/Ppc5cXIriCSo=
+github.com/google/pprof v0.0.0-20260802141513-ef3492d7dac3/go.mod h1:jl5iWTm0/hd5PjEYEOuwAJ57L/CibdZfrqZ5XA5GrCk=
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 github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
@@ -67,8 +69,8 @@ github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLf
 github.com/jarcoal/httpmock v1.4.2 h1:dKwiP/9zITCPfBLsDn3kchbSOu16JrnxtVEmL0fPRcI=
 github.com/jarcoal/httpmock v1.4.2/go.mod h1:ftW1xULwo+j0R0JJkJIIi7UKigZUXCLLanykgjwBXL0=
 github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
-github.com/klauspost/compress v1.20.0 h1:a3C1ke2ohxFymNlb2HWAHjDeKCI90scRskErZkR0ezA=
-github.com/klauspost/compress v1.20.0/go.mod h1:LUdAzn7YLVvxLpc7y3V1m40wESHTgc1422pwwBSKYuI=
+github.com/klauspost/compress v1.19.2 h1:hMRETovs/pu/dVWN7zIT1PGG8t509MwT6bO7XSi26R8=
+github.com/klauspost/compress v1.19.2/go.mod h1:cwPg85FWrGar70rWktvGQj8/hthj3wpl0PGDogxkrSQ=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
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 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
@@ -83,19 +85,21 @@ github.com/mattn/go-isatty v0.0.24 h1:tGZZoVgT/KiqK1c8ocVLeDS8BSWMRd47J3Lbz7vsRe
 github.com/mattn/go-isatty v0.0.24/go.mod h1:nMCL3Zebbrt45jsMDgnfIwz6ydEQApk5oEI3HqDio6A=
 github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
 github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
-github.com/nicholas-fedor/shoutrrr v0.19.0 h1:Rl6bpK3DXuR2Trtx2JV8t+wjUwkHdRHrc8nBKoEpHr0=
-github.com/nicholas-fedor/shoutrrr v0.19.0/go.mod h1:Glfdi8AGTbnEn2k2+hW62n8oL0i9vqRVFtXaUIthNks=
-github.com/onsi/ginkgo/v2 v2.32.1 h1:6tlvcDm/3sE8lGJbZ4+d4mO3RLy24/tQWOFzVSQNIfw=
-github.com/onsi/ginkgo/v2 v2.32.1/go.mod h1:+aXOY+vzZ5mu2iI2HpTZUPmM//oQfsNFX6gU9kNcA44=
-github.com/onsi/gomega v1.43.0 h1:VlG/1FxqNxhSO+lq/OHBNaaqwiBK/mO8JbVkX9Y+FeU=
-github.com/onsi/gomega v1.43.0/go.mod h1:REff/hsDsodHoKlWsP2mAPhu1+5/6hVYNf9rIEBpeSg=
+github.com/nicholas-fedor/shoutrrr v0.17.0 h1:xfp3z5QbE8jXvUhUEwWDk47SJ/b912VoB8MJJDU+q4E=
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-github.com/pocketbase/pocketbase v0.40.2 h1:7gTqvt3bmilkphyZZ1QNhX19g3BXHqT7ynDyU81RVT4=
-github.com/pocketbase/pocketbase v0.40.2/go.mod h1:jc3YuyToy+ZXM4CeO7uSCN/htgR8yv+tjSE3eJZ8eh8=
+github.com/pocketbase/pocketbase v0.39.10 h1:2j8TDJRuo3aAC8Y8F9WFux0SwYcxeDCgEYQxxdWkwGE=
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 github.com/power-devops/perfstat v0.0.0-20260805114148-88456608a4f6 h1:jL3a8soXdzuTCcRnKhOmtcsVOObdDTFf4O2B403HPRU=
 github.com/power-devops/perfstat v0.0.0-20260805114148-88456608a4f6/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
@@ -103,8 +107,8 @@ github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qq
 github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
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 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
-github.com/shirou/gopsutil/v4 v4.26.8 h1:YQMTF/1J50B5+Y0vlo1eDRf5DoR7Gk69hY+8wjYkQeo=
-github.com/shirou/gopsutil/v4 v4.26.8/go.mod h1:5O9FjBiXoTDFatIWjZZosqj4pV0DRtLx598xGbBehzM=
+github.com/shirou/gopsutil/v4 v4.26.7 h1:IXzpHz/dkMRYAhKkOXr1HB6SuzWU3eoyyeWe7g3bNZc=
+github.com/shirou/gopsutil/v4 v4.26.7/go.mod h1:5O9FjBiXoTDFatIWjZZosqj4pV0DRtLx598xGbBehzM=
 github.com/spf13/cast v1.10.0 h1:h2x0u2shc1QuLHfxi+cTJvs30+ZAHOGRic8uyGTDWxY=
 github.com/spf13/cast v1.10.0/go.mod h1:jNfB8QC9IA6ZuY2ZjDp0KtFO2LZZlg4S/7bzP6qqeHo=
 github.com/spf13/cobra v1.10.2 h1:DMTTonx5m65Ic0GOoRY2c16WCbHxOOw6xxezuLaBpcU=
@@ -116,8 +120,8 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/objx v0.5.3 h1:jmXUvGomnU1o3W/V5h2VEradbpJDwGrzugQQvL0POH4=
 github.com/stretchr/objx v0.5.3/go.mod h1:rDQraq+vQZU7Fde9LOZLr8Tax6zZvy4kuNKF+QYS+U0=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
-github.com/stretchr/testify v1.12.1 h1:EuwCh5fleGS7H32xRwO3wRGT7DxrDhLAT6FF8MpWDWE=
-github.com/stretchr/testify v1.12.1/go.mod h1:MDEgiDPPsNp5cuIrHPPCyornHKgEVbtFUmoNlxoYthg=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 github.com/tklauser/go-sysconf v0.4.0 h1:7H0uAN+7RkwWRaxhYXDLqa5V3LPrJeV8wmD9dRUgPQU=
 github.com/tklauser/go-sysconf v0.4.0/go.mod h1:8mTNWyog7H+MpKijp4VmKJAd2bbYQ2zuUwkYRbUArPI=
 github.com/tklauser/numcpus v0.12.0 h1:NR85qdvHA9pFse3x3weVZ0r0ST8R6l5RHbZrlRaqob4=
@@ -132,18 +136,18 @@ go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 go.yaml.in/yaml/v3 v3.0.5 h1:N6y/pJk8buWs9NY5ERU2HSMfm+IuD/OtfdAnq6kESPw=
 go.yaml.in/yaml/v3 v3.0.5/go.mod h1:HVTZu1O7/Vkt2N+BFy8Zza+lnLsABggaTM2ZpNIGuKg=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.56.0 h1:GUh5Ii4J5jtcseSMiRqr1jXCNHoxjeV9Fmekc2oLy6Y=
-golang.org/x/crypto v0.56.0/go.mod h1:OMW5y6CY9l38uPLmxU6l6pwcXp1obtLo3e6gT7gQR2I=
-golang.org/x/exp v0.0.0-20260824195058-e88cd73687aa h1:QSyA8ishJCyT21kER9KwNt0b7BM3iRK4x9QXhjN5Fdk=
-golang.org/x/exp v0.0.0-20260824195058-e88cd73687aa/go.mod h1:zeBbvyFKDaLwa7CH/zI8KXt7gTl14SF7sO08Pl5jBCM=
+golang.org/x/crypto v0.55.0 h1:+KWHjbgOaAQ66dh/YlkZKHlz9ZUlq61AFirAR9ntP8M=
+golang.org/x/crypto v0.55.0/go.mod h1:uq0V9dE/fzQuJtbnL+2EhWOE63vo164FY8xqEnV9xis=
+golang.org/x/exp v0.0.0-20260811152304-ee035b5b010f h1:iXpLj9sdDH/RLYsnOMpbETK6KWtrHwvegcc4psWJHV8=
+golang.org/x/exp v0.0.0-20260811152304-ee035b5b010f/go.mod h1:EdfpwwqSu+0Li0mzskwHU6FWDV3t9Q+RZDo3QMUtL3Q=
 golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
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-golang.org/x/mod v0.40.0 h1:hUv+3cXcdRHz08UmSiOob7sadHig73uo5bkXxQ/tvUs=
-golang.org/x/mod v0.40.0/go.mod h1:0/weTWkPWGBikyTWAX3dkjVztMmBA5hM0DH6BElSupE=
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 golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
-golang.org/x/net v0.58.0 h1:ynWG7rqYi4ccpTEuPZ2QGWHktVEM9DMCj9yzDE0Q7To=
-golang.org/x/net v0.58.0/go.mod h1:YwCddHnFlT7eLQqVprV19OnhLGtc5xOKgE0RyqgfWAU=
+golang.org/x/net v0.57.0 h1:K5+3DljvIuDG9/Jv9rvyMywYNFCQ9RSUY6OOTTkT+tE=
+golang.org/x/net v0.57.0/go.mod h1:KpXc8iv+r3XplLAG/f7Jsf9RPszJzdR0f58q9vGOuEU=
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@@ -161,19 +165,20 @@ golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
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-golang.org/x/tools v0.49.0 h1:3NI7VXzL9+1WZD52Dx2ttoPwD5DWrFGpl9mFZDlmisI=
-golang.org/x/tools v0.49.0/go.mod h1:SJNXV9DBKT0UbdttsQjbfJlAE/q+y36++zo3uL3N0Oo=
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-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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-modernc.org/cc/v4 v4.29.1 h1:MKgdCV3WykTSPqpVrnxdEDS0HEd2FHpKZDzxzU5LyeI=
-modernc.org/cc/v4 v4.29.1/go.mod h1:OnovgIhbbMXMu1aISnJ0wvVD1KnW+cAUJkIrAWh+kVI=
+modernc.org/cc/v4 v4.29.0 h1:CXgwL8cvxmyzBQZzbSl/6xFtMCryb6u8IOqDci39cgc=
+modernc.org/cc/v4 v4.29.0/go.mod h1:OnovgIhbbMXMu1aISnJ0wvVD1KnW+cAUJkIrAWh+kVI=
 modernc.org/ccgo/v4 v4.34.6 h1:sBgfIwyN0TQ9C5hwIeuqyeAKyMWnbvj2fvpF4L11uzU=
 modernc.org/ccgo/v4 v4.34.6/go.mod h1:SZ8YcN9NG7XVsQYdm6jYBvi8PQP1qi+kqB6OhjqI3Fk=
 modernc.org/fileutil v1.4.0 h1:j6ZzNTftVS054gi281TyLjHPp6CPHr2KCxEXjEbD6SM=
@@ -184,18 +189,18 @@ modernc.org/gc/v3 v3.1.4 h1:2g65LGVSmFQrXeITAw97x7hCRvZFcyE1uDP+7Vng7JI=
 modernc.org/gc/v3 v3.1.4/go.mod h1:HFK/6AGESC7Ex+EZJhJ2Gni6cTaYpSMmU/cT9RmlfYY=
 modernc.org/goabi0 v0.2.0 h1:HvEowk7LxcPd0eq6mVOAEMai46V+i7Jrj13t4AzuNks=
 modernc.org/goabi0 v0.2.0/go.mod h1:CEFRnnJhKvWT1c1JTI3Avm+tgOWbkOu5oPA8eH8LnMI=
-modernc.org/libc v1.74.4 h1:fX1Omw4o2/1C2iRkkIsrQTasJQldLhRmuPreXLoWs9k=
-modernc.org/libc v1.74.4/go.mod h1:eeQAS9W3sZeKYMFubydxJpII9ybHWshk+7or7bLG9co=
+modernc.org/libc v1.74.1 h1:bdR4VTKFMC4966QSNZ05XLGI/VwzVa2kTUX51Dm0riQ=
+modernc.org/libc v1.74.1/go.mod h1:uH4t5bOx3G3g9Xcmj10YKlTcVISlRDwv8VoQJG9n8Os=
 modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
 modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
-modernc.org/memory v1.12.1 h1:nFMiWrpStgZczNl6XI9GnIk/rWhYIyHGUaR04pGbp9g=
-modernc.org/memory v1.12.1/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
+modernc.org/memory v1.12.0 h1:twkmYNkGXCvtYWzoux02jtK6eovjZbdI0uHFUYp6kuU=
+modernc.org/memory v1.12.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
 modernc.org/opt v0.2.0 h1:tGyef5ApycA7FSEOMraay9SaTk5zmbx7Tu+cJs4QKZg=
 modernc.org/opt v0.2.0/go.mod h1:03fq9lsNfvkYSfxrfUhZCWPk1lm4cq4N+Bh//bEtgns=
 modernc.org/sortutil v1.2.1 h1:+xyoGf15mM3NMlPDnFqrteY07klSFxLElE2PVuWIJ7w=
 modernc.org/sortutil v1.2.1/go.mod h1:7ZI3a3REbai7gzCLcotuw9AC4VZVpYMjDzETGsSMqJE=
-modernc.org/sqlite v1.57.0 h1:qNQP6xnx5M0ISNtlnxoOX0+cD5bJ0/gr9aMmndFczzg=
-modernc.org/sqlite v1.57.0/go.mod h1:yCJ2cmAaIkHQ25oXWrF8H4O1lIfPYPR26yCEDj2P3pQ=
+modernc.org/sqlite v1.55.0 h1:hIFh0MCH0rGinQ/4KYb5/UbCkRkb+UP+OkLCVWa5MTM=
+modernc.org/sqlite v1.55.0/go.mod h1:4ntCLuNmnH8+GNqjka1wNg7KJd5/Hi5FYp8K+XQ7GZw=
 modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0=
 modernc.org/strutil v1.2.1/go.mod h1:EHkiggD70koQxjVdSBM3JKM7k6L0FbGE5eymy9i3B9A=
 modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=

internal/alerts/alerts.go

@@ -20,10 +20,10 @@ type hubLike interface {
 }
 
 type AlertManager struct {
-	hub                    hubLike
-	stopOnce               sync.Once
-	pendingAlerts          sync.Map
-	alertsCache            *AlertsCache
+	hub           hubLike
+	stopOnce      sync.Once
+	pendingAlerts sync.Map
+	alertsCache   *AlertsCache
 }
 
 type AlertMessageData struct {
@@ -48,7 +48,6 @@ type SystemAlertFsStats struct {
 // Values pulled from system_stats.stats that are relevant to alerts.
 type SystemAlertStats struct {
 	Cpu          float64                       `json:"cpu"`
-	CpuBreakdown []float64                     `json:"cpub"`
 	Mem          float64                       `json:"mp"`
 	Disk         float64                       `json:"dp"`
 	Bandwidth    [2]uint64                     `json:"b"`
@@ -58,18 +57,12 @@ type SystemAlertStats struct {
 	Battery      [2]uint8                      `json:"bat"`
 	Batteries    map[string]uint8              `json:"bats"`
 	ExtraFs      map[string]SystemAlertFsStats `json:"efs"`
-	ZfsPools     map[string]SystemAlertZfsPool `json:"z"`
 }
 
 type SystemAlertGPUData struct {
 	Usage float64 `json:"u"`
 }
 
-type SystemAlertZfsPool struct {
-	Total float64 `json:"d"`
-	Used  float64 `json:"du"`
-}
-
 type SystemAlertData struct {
 	systemRecord *core.Record
 	alertData    CachedAlertData
@@ -118,9 +111,6 @@ func (am *AlertManager) bindEvents() {
 	am.hub.OnRecordAfterUpdateSuccess("alerts").BindFunc(updateHistoryOnAlertUpdate)
 	am.hub.OnRecordAfterDeleteSuccess("alerts").BindFunc(resolveHistoryOnAlertDelete)
 	am.hub.OnRecordAfterUpdateSuccess("smart_devices").BindFunc(am.handleSmartDeviceAlert)
-	am.hub.OnRecordAfterCreateSuccess("zfs_pools").BindFunc(am.handleZfsPoolCreateAlert)
-	am.hub.OnRecordAfterUpdateSuccess("zfs_pools").BindFunc(am.handleZfsPoolAlert)
-	am.hub.OnRecordAfterDeleteSuccess("zfs_pools").BindFunc(resolveZfsPoolHistoryOnDelete)
 
 	am.hub.OnServe().BindFunc(func(e *core.ServeEvent) error {
 		// Populate all alerts into cache on startup
@@ -129,9 +119,6 @@ func (am *AlertManager) bindEvents() {
 		if err := resolveStatusAlerts(e.App); err != nil {
 			e.App.Logger().Error("Failed to resolve stale status alerts", "err", err)
 		}
-		if err := resolveSystemdAlerts(e.App); err != nil {
-			e.App.Logger().Error("Failed to resolve stale systemd alerts", "err", err)
-		}
 		if err := am.restorePendingStatusAlerts(); err != nil {
 			e.App.Logger().Error("Failed to restore pending status alerts", "err", err)
 		}

internal/alerts/alerts_api.go

@@ -9,7 +9,6 @@ import (
 	"slices"
 	"strings"
 
-	"github.com/henrygd/beszel/internal/hub/utils"
 	"github.com/pocketbase/dbx"
 	"github.com/pocketbase/pocketbase/core"
 )
@@ -38,9 +37,6 @@ func UpsertUserAlerts(e *core.RequestEvent) error {
 
 	err = e.App.RunInTransaction(func(txApp core.App) error {
 		for _, systemId := range reqData.Systems {
-			if !userHasSystem(txApp, userID, systemId) {
-				continue
-			}
 			// find existing matching alert
 			alertRecord, err := txApp.FindFirstRecordByFilter(alertsCollection,
 				"system={:system} && name={:name} && user={:user}",
@@ -98,9 +94,6 @@ func DeleteUserAlerts(e *core.RequestEvent) error {
 
 	err = e.App.RunInTransaction(func(txApp core.App) error {
 		for _, systemId := range reqData.Systems {
-			if !userHasSystem(txApp, userID, systemId) {
-				continue
-			}
 			// Find existing alert to delete
 			alertRecord, err := txApp.FindFirstRecordByFilter("alerts",
 				"system={:system} && name={:name} && user={:user}",
@@ -129,15 +122,6 @@ func DeleteUserAlerts(e *core.RequestEvent) error {
 	return e.JSON(http.StatusOK, map[string]any{"success": true, "count": numDeleted})
 }
 
-func userHasSystem(app core.App, userID, systemID string) bool {
-	system, err := app.FindRecordById("systems", systemID)
-	if err != nil {
-		return false
-	}
-	shareAll, _ := utils.GetEnv("SHARE_ALL_SYSTEMS")
-	return shareAll == "true" || slices.Contains(system.GetStringSlice("users"), userID)
-}
-
 // SendTestNotification handles API request to send a test notification to a specified Shoutrrr URL
 func (am *AlertManager) SendTestNotification(e *core.RequestEvent) error {
 	var data struct {
@@ -203,16 +187,6 @@ func isInternalURL(rawURL string) (bool, error) {
 	return false, nil
 }
 
-var cgnatNetwork = &net.IPNet{
-	IP:   net.IPv4(100, 64, 0, 0),
-	Mask: net.CIDRMask(10, 32),
-}
-
 func isInternalIP(ip net.IP) bool {
-	return ip.IsPrivate() ||
-		ip.IsLoopback() ||
-		ip.IsUnspecified() ||
-		ip.IsLinkLocalUnicast() ||
-		ip.IsMulticast() ||
-		cgnatNetwork.Contains(ip)
+	return ip.IsPrivate() || ip.IsLoopback() || ip.IsUnspecified()
 }

internal/alerts/alerts_api_test.go

@@ -36,23 +36,11 @@ func TestIsInternalURL(t *testing.T) {
 		internal bool
 	}{
 		{name: "loopback ipv4", url: "generic://127.0.0.1", internal: true},
-		{name: "private ipv4", url: "generic://10.0.0.1", internal: true},
 		{name: "localhost hostname", url: "generic://localhost", internal: true},
-		{name: "localhost with path", url: "generic+http://localhost/api/v1/postStuff", internal: true},
-		{name: "loopback with port and path", url: "generic+http://127.0.0.1:8080/api/v1/postStuff", internal: true},
-		{name: "public hostname", url: "generic+https://beszel.dev/api/v1/postStuff", internal: false},
-		{name: "cloud metadata ipv4", url: "generic://169.254.169.254", internal: true},
-		{name: "link-local ipv4", url: "generic://169.254.1.1", internal: true},
-		{name: "link-local ipv6", url: "generic://[fe80::1]", internal: true},
-		{name: "mapped link-local ipv4", url: "generic://[::ffff:169.254.169.254]", internal: true},
-		{name: "cgnat lower boundary", url: "generic://100.64.0.0", internal: true},
-		{name: "cgnat upper boundary", url: "generic://100.127.255.255", internal: true},
-		{name: "below cgnat", url: "generic://100.63.255.255", internal: false},
-		{name: "above cgnat", url: "generic://100.128.0.0", internal: false},
-		{name: "multicast ipv4", url: "generic://224.0.0.1", internal: true},
-		{name: "multicast ipv6", url: "generic://[ff02::1]", internal: true},
+		{name: "localhost hostname", url: "generic+http://localhost/api/v1/postStuff", internal: true},
+		{name: "localhost hostname", url: "generic+http://127.0.0.1:8080/api/v1/postStuff", internal: true},
+		{name: "localhost hostname", url: "generic+https://beszel.dev/api/v1/postStuff", internal: false},
 		{name: "public ipv4", url: "generic://8.8.8.8", internal: false},
-		{name: "public ipv6", url: "generic://[2001:4860:4860::8888]", internal: false},
 		{name: "token style service url", url: "discord://abc123@123456789", internal: false},
 		{name: "single label service url", url: "slack://token@team/channel", internal: false},
 	}
@@ -202,30 +190,6 @@ func TestUserAlertsApi(t *testing.T) {
 				assert.EqualValues(t, 3, user1Alerts, "should have 3 alerts")
 			},
 		},
-		{
-			Name:   "POST ignores systems the user cannot access",
-			Method: http.MethodPost,
-			URL:    "/api/beszel/user-alerts",
-			Headers: map[string]string{
-				"Authorization": user2Token,
-			},
-			ExpectedStatus:  200,
-			ExpectedContent: []string{"\"success\":true"},
-			TestAppFactory:  testAppFactory,
-			Body: jsonReader(map[string]any{
-				"name":    "CPU",
-				"systems": []string{system1.Id},
-				"value":   90,
-				"min":     10,
-			}),
-			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
-				beszelTests.ClearCollection(t, app, "alerts")
-			},
-			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
-				alerts, _ := app.CountRecords("alerts")
-				assert.Zero(t, alerts)
-			},
-		},
 		{
 			Name:   "Overwrite: false, should not overwrite existing alert",
 			Method: http.MethodPost,
@@ -383,31 +347,6 @@ func TestUserAlertsApi(t *testing.T) {
 				assert.Zero(t, alerts, "should have 0 alerts")
 			},
 		},
-		{
-			Name:   "DELETE ignores systems the user cannot access",
-			Method: http.MethodDelete,
-			URL:    "/api/beszel/user-alerts",
-			Headers: map[string]string{
-				"Authorization": user2Token,
-			},
-			ExpectedStatus:  200,
-			ExpectedContent: []string{"\"count\":0", "\"success\":true"},
-			TestAppFactory:  testAppFactory,
-			Body: jsonReader(map[string]any{
-				"name":    "CPU",
-				"systems": []string{system1.Id},
-			}),
-			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
-				beszelTests.ClearCollection(t, app, "alerts")
-				beszelTests.CreateRecord(app, "alerts", map[string]any{
-					"name": "CPU", "system": system1.Id, "user": user2.Id, "value": 80,
-				})
-			},
-			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
-				alerts, _ := app.CountRecords("alerts")
-				assert.EqualValues(t, 1, alerts)
-			},
-		},
 		{
 			Name:   "User 2 should not be able to delete alert of user 1",
 			Method: http.MethodDelete,

internal/alerts/alerts_cache.go

@@ -1,8 +1,6 @@
 package alerts
 
 import (
-	"time"
-
 	"github.com/pocketbase/dbx"
 	"github.com/pocketbase/pocketbase/core"
 	"github.com/pocketbase/pocketbase/tools/store"
@@ -10,14 +8,13 @@ import (
 
 // CachedAlertData represents the relevant fields of an alert record for status checking and updates.
 type CachedAlertData struct {
-	Id           string
-	SystemID     string
-	UserID       string
-	Name         string
-	Value        float64
-	Triggered    bool
-	Min          uint8
-	PendingSince time.Time
+	Id        string
+	SystemID  string
+	UserID    string
+	Name      string
+	Value     float64
+	Triggered bool
+	Min       uint8
 	// Created   types.DateTime
 }
 
@@ -29,7 +26,6 @@ func (a *CachedAlertData) PopulateFromRecord(record *core.Record) {
 	a.Value = record.GetFloat("value")
 	a.Triggered = record.GetBool("triggered")
 	a.Min = uint8(record.GetInt("min"))
-	a.PendingSince = record.GetDateTime("pending_since").Time()
 	// a.Created = record.GetDateTime("created")
 }
 

internal/alerts/alerts_container.go

@@ -1,318 +0,0 @@
-package alerts
-
-import (
-	"errors"
-	"fmt"
-	"strings"
-	"time"
-
-	"github.com/henrygd/beszel/internal/entities/container"
-	"github.com/henrygd/beszel/internal/entities/system"
-
-	"github.com/pocketbase/pocketbase/core"
-)
-
-const (
-	// containerAlertName is the value stored in the alerts.name field for this alert type.
-	containerAlertName = "ContainerHealth"
-
-	// containerLogMaxLines caps how many matched (error/fatal) log lines are kept.
-	containerLogMaxLines = 12
-	// containerLogFallbackLines is how many trailing raw log lines are used when no
-	// line matches "error" or "fatal", so the notification still carries some context.
-	containerLogFallbackLines = 6
-	// containerLogExcerptMaxChars bounds a single container's log excerpt so a
-	// handful of containers can't blow past Discord's message size limit.
-	containerLogExcerptMaxChars = 500
-	// containerAlertMaxLogged is the max number of unhealthy containers we fetch
-	// and embed logs for in a single alert message.
-	containerAlertMaxLogged = 2
-	// containerAlertMessageMaxChars is a final safety cap on the whole message body.
-	containerAlertMessageMaxChars = 1800
-)
-
-// FetchContainerLogsFunc retrieves recent logs for a container ID from its
-// connected agent. Implementations should apply their own timeout. This is a
-// type alias (not a defined type) so it satisfies the hubLike interface in
-// internal/hub/systems, which declares the same func signature without
-// importing this package.
-type FetchContainerLogsFunc = func(containerID string) (string, error)
-
-// containerAlertTarget is an immutable snapshot of the fields needed after the
-// alert fires. Keeping agent-owned container records out of notification work
-// avoids retaining and concurrently reading data that is refreshed in place.
-type containerAlertTarget struct {
-	id   string
-	name string
-}
-
-// HandleContainerAlerts checks configured "ContainerHealth" alerts for a system
-// against the Docker container health data included in the latest agent update.
-// It persists when containers first become unhealthy, fires from a fresh poll
-// once the configured delay has elapsed, and resolves once containers recover.
-// fetchLogs is used when an alert actually fires so the notification can include
-// a log excerpt (prioritizing lines containing "error"/"fatal") for context.
-func (am *AlertManager) HandleContainerAlerts(systemRecord *core.Record, data *system.CombinedData, fetchLogs FetchContainerLogsFunc) error {
-	alerts := am.alertsCache.GetAlertsByName(systemRecord.Id, containerAlertName)
-	if len(alerts) == 0 {
-		return nil
-	}
-	if data.Containers == nil {
-		// An unknown Docker state must not resolve a triggered alert or count
-		// toward the minimum unhealthy duration.
-		var result error
-		for _, alertData := range alerts {
-			if err := am.clearPendingContainerAlert(alertData); err != nil {
-				result = errors.Join(result, err)
-			}
-		}
-		return result
-	}
-
-	var unhealthy []*container.Stats
-	for _, c := range data.Containers {
-		if c.Health == container.DockerHealthUnhealthy {
-			unhealthy = append(unhealthy, c)
-		}
-	}
-
-	systemName := systemRecord.GetString("name")
-	now := time.Now().UTC()
-	var result error
-	for _, alertData := range alerts {
-		if len(unhealthy) > 0 {
-			if alertData.Triggered {
-				continue
-			}
-			min := max(1, int(alertData.Min))
-			if alertData.PendingSince.IsZero() {
-				pendingSince, err := am.setPendingContainerAlert(alertData, now)
-				if err != nil {
-					result = errors.Join(result, err)
-					continue
-				}
-				if pendingSince.IsZero() {
-					continue
-				}
-				alertData.PendingSince = pendingSince
-				if min > 1 {
-					continue
-				}
-			}
-			if min > 1 && now.Before(alertData.PendingSince.Add(time.Duration(min)*time.Minute)) {
-				continue
-			}
-			if err := am.sendContainerHealthAlert(true, systemName, alertData, snapshotContainerAlertTargets(unhealthy), fetchLogs); err != nil {
-				result = errors.Join(result, err)
-			}
-			continue
-		}
-
-		// no unhealthy containers right now
-		if err := am.clearPendingContainerAlert(alertData); err != nil {
-			result = errors.Join(result, err)
-		}
-		if !alertData.Triggered {
-			continue
-		}
-		if err := am.sendContainerHealthAlert(false, systemName, alertData, nil, fetchLogs); err != nil {
-			result = errors.Join(result, err)
-		}
-	}
-	return result
-}
-
-func snapshotContainerAlertTargets(containers []*container.Stats) []containerAlertTarget {
-	targets := make([]containerAlertTarget, len(containers))
-	for i, c := range containers {
-		targets[i] = containerAlertTarget{id: c.Id, name: c.Name}
-	}
-	return targets
-}
-
-// setPendingContainerAlert durably records the first unhealthy observation and
-// returns the persisted generation used to claim delivery.
-func (am *AlertManager) setPendingContainerAlert(alertData CachedAlertData, since time.Time) (time.Time, error) {
-	record, err := am.hub.FindRecordById("alerts", alertData.Id)
-	if err != nil {
-		return time.Time{}, err
-	}
-	if record.GetBool("triggered") {
-		return time.Time{}, nil
-	}
-	if pendingSince := record.GetDateTime("pending_since").Time(); !pendingSince.IsZero() {
-		return pendingSince, nil
-	}
-	// PocketBase date fields are persisted with millisecond precision. Normalize
-	// before saving so the update-hook cache and a subsequent database read agree.
-	since = since.Truncate(time.Millisecond)
-	record.Set("pending_since", since)
-	return since, am.hub.Save(record)
-}
-
-func (am *AlertManager) clearPendingContainerAlert(alertData CachedAlertData) error {
-	if alertData.PendingSince.IsZero() {
-		return nil
-	}
-	record, err := am.hub.FindRecordById("alerts", alertData.Id)
-	if err != nil {
-		return err
-	}
-	if record.GetDateTime("pending_since").Time().IsZero() {
-		return nil
-	}
-	record.Set("pending_since", nil)
-	return am.hub.Save(record)
-}
-
-// claimPendingContainerAlert marks an alert triggered only if the pending
-// generation is still current. A healthy/unknown update can clear the timestamp
-// while logs are being fetched, causing this claim to become a no-op.
-func (am *AlertManager) claimPendingContainerAlert(alertData CachedAlertData) (bool, error) {
-	record, err := am.hub.FindRecordById("alerts", alertData.Id)
-	if err != nil {
-		return false, err
-	}
-	pendingSince := record.GetDateTime("pending_since").Time()
-	if record.GetBool("triggered") || pendingSince.IsZero() || pendingSince.UnixMilli() != alertData.PendingSince.UnixMilli() {
-		return false, nil
-	}
-	record.Set("pending_since", nil)
-	record.Set("triggered", true)
-	return true, am.hub.Save(record)
-}
-
-// CancelPendingContainerAlerts clears pending container-health durations for a
-// system. Called when monitoring pauses or the system goes down.
-func (am *AlertManager) CancelPendingContainerAlerts(systemID string) {
-	for _, alertData := range am.alertsCache.GetAlertsByName(systemID, containerAlertName) {
-		if err := am.clearPendingContainerAlert(alertData); err != nil {
-			am.hub.Logger().Error("Failed to clear pending container alert", "err", err)
-		}
-	}
-}
-
-// sendContainerHealthAlert updates the alert's triggered state and sends the
-// notification. When unhealthy is true, it embeds a log excerpt (prioritizing
-// error/fatal lines) for up to containerAlertMaxLogged of the affected containers.
-func (am *AlertManager) sendContainerHealthAlert(unhealthy bool, systemName string, alertData CachedAlertData, containers []containerAlertTarget, fetchLogs FetchContainerLogsFunc) error {
-	link := am.hub.MakeLink("system", alertData.SystemID)
-	linkText := "View " + systemName
-
-	if !unhealthy {
-		if err := am.setAlertTriggered(alertData, false); err != nil {
-			return err
-		}
-		title := fmt.Sprintf("%s containers are healthy ✅", systemName)
-		return am.SendAlert(AlertMessageData{
-			UserID:   alertData.UserID,
-			SystemID: alertData.SystemID,
-			Title:    title,
-			Message:  strings.TrimSuffix(title, " ✅"),
-			Link:     link,
-			LinkText: linkText,
-		})
-	}
-
-	names := make([]string, len(containers))
-	for i, c := range containers {
-		names[i] = c.name
-	}
-
-	var title string
-	if len(names) == 1 {
-		title = fmt.Sprintf("Unhealthy container %s on %s \U0001F534", names[0], systemName)
-	} else {
-		title = fmt.Sprintf("%d unhealthy containers on %s \U0001F534", len(names), systemName)
-	}
-
-	var body strings.Builder
-	fmt.Fprintf(&body, "Unhealthy: %s", strings.Join(names, ", "))
-	body.WriteString(am.buildContainerLogsSection(containers, fetchLogs))
-
-	message := body.String()
-	if len(message) > containerAlertMessageMaxChars {
-		message = message[:containerAlertMessageMaxChars] + "\n…(truncated)"
-	}
-
-	claimed, err := am.claimPendingContainerAlert(alertData)
-	if err != nil || !claimed {
-		return err
-	}
-
-	return am.SendAlert(AlertMessageData{
-		UserID:   alertData.UserID,
-		SystemID: alertData.SystemID,
-		Title:    title,
-		Message:  message,
-		Link:     link,
-		LinkText: linkText,
-	})
-}
-
-// buildContainerLogsSection attempts to fetch and format log excerpts for up to
-// containerAlertMaxLogged unhealthy containers, to append to an alert message.
-func (am *AlertManager) buildContainerLogsSection(containers []containerAlertTarget, fetchLogs FetchContainerLogsFunc) string {
-	if fetchLogs == nil {
-		return ""
-	}
-
-	var section strings.Builder
-	attempts := min(len(containers), containerAlertMaxLogged)
-	for _, c := range containers[:attempts] {
-		rawLogs, err := fetchLogs(c.id)
-		if err != nil {
-			am.hub.Logger().Warn("Failed to fetch container logs for alert", "container", c.name, "err", err)
-			continue
-		}
-		excerpt := buildContainerLogExcerpt(rawLogs)
-		if excerpt == "" {
-			continue
-		}
-		fmt.Fprintf(&section, "\n\n%s logs:\n```\n%s\n```", c.name, excerpt)
-	}
-
-	if len(containers) > containerAlertMaxLogged {
-		fmt.Fprintf(&section, "\n\n(+%d more unhealthy container(s), logs omitted)", len(containers)-containerAlertMaxLogged)
-	}
-
-	return section.String()
-}
-
-// buildContainerLogExcerpt filters raw container log output down to the lines
-// most likely to explain why the container is unhealthy: lines containing
-// "error" or "fatal" (case-insensitive) are preferred. If none match, the tail
-// of the raw output is used instead so the notification still carries context.
-func buildContainerLogExcerpt(raw string) string {
-	raw = strings.TrimSpace(raw)
-	if raw == "" {
-		return ""
-	}
-	lines := strings.Split(raw, "\n")
-
-	var matched []string
-	for _, line := range lines {
-		line = strings.TrimRight(line, "\r")
-		if line == "" {
-			continue
-		}
-		lower := strings.ToLower(line)
-		if strings.Contains(lower, "error") || strings.Contains(lower, "fatal") {
-			matched = append(matched, line)
-		}
-	}
-
-	selected := matched
-	if len(selected) == 0 {
-		start := max(0, len(lines)-containerLogFallbackLines)
-		selected = lines[start:]
-	} else if len(selected) > containerLogMaxLines {
-		selected = selected[len(selected)-containerLogMaxLines:]
-	}
-
-	excerpt := strings.TrimSpace(strings.Join(selected, "\n"))
-	if len(excerpt) > containerLogExcerptMaxChars {
-		excerpt = "…" + excerpt[len(excerpt)-containerLogExcerptMaxChars:]
-	}
-	return excerpt
-}

internal/alerts/alerts_container_test.go

@@ -1,349 +0,0 @@
-//go:build testing
-
-package alerts_test
-
-import (
-	"fmt"
-	"strings"
-	"testing"
-	"testing/synctest"
-	"time"
-
-	"github.com/henrygd/beszel/internal/alerts"
-	"github.com/henrygd/beszel/internal/entities/container"
-	"github.com/henrygd/beszel/internal/entities/system"
-	beszelTests "github.com/henrygd/beszel/internal/tests"
-	"github.com/pocketbase/pocketbase/core"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-type containerAlertTestFixture struct {
-	hub          *beszelTests.TestHub
-	am           *alerts.AlertManager
-	alertID      string
-	systemRecord *core.Record
-}
-
-func newContainerAlertTestFixture(t *testing.T, min int) *containerAlertTestFixture {
-	t.Helper()
-
-	hub, user := beszelTests.GetHubWithUser(t)
-
-	systems, err := beszelTests.CreateSystems(hub, 1, user.Id, "up")
-	require.NoError(t, err)
-	systemRecord := systems[0]
-
-	userSettings, err := hub.FindFirstRecordByFilter("user_settings", "user={:user}", map[string]any{"user": user.Id})
-	require.NoError(t, err)
-	userSettings.Set("settings", `{"emails":["test@example.com"],"webhooks":[]}`)
-	require.NoError(t, hub.Save(userSettings))
-
-	alertRecord, err := beszelTests.CreateRecord(hub, "alerts", map[string]any{
-		"name":   "ContainerHealth",
-		"system": systemRecord.Id,
-		"user":   user.Id,
-		"min":    min,
-	})
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "Alert should not be triggered initially")
-
-	return &containerAlertTestFixture{
-		hub:          hub,
-		am:           alerts.NewTestAlertManagerWithoutWorker(hub),
-		alertID:      alertRecord.Id,
-		systemRecord: systemRecord,
-	}
-}
-
-func (f *containerAlertTestFixture) cleanup() {
-	f.hub.Cleanup()
-}
-
-func (f *containerAlertTestFixture) submit(t *testing.T, containers []*container.Stats, fetchLogs alerts.FetchContainerLogsFunc) {
-	t.Helper()
-	data := &system.CombinedData{Containers: containers}
-	require.NoError(t, f.am.HandleContainerAlerts(f.systemRecord, data, fetchLogs))
-}
-
-func (f *containerAlertTestFixture) submitInvalid(t *testing.T) {
-	t.Helper()
-	require.NoError(t, f.am.HandleContainerAlerts(f.systemRecord, &system.CombinedData{}, nil))
-}
-
-func (f *containerAlertTestFixture) assertTriggered(t *testing.T, triggered bool, message string) {
-	t.Helper()
-	alertRecord, err := f.hub.FindRecordById("alerts", f.alertID)
-	require.NoError(t, err)
-	assert.Equal(t, triggered, alertRecord.GetBool("triggered"), message)
-}
-
-func (f *containerAlertTestFixture) assertPending(t *testing.T, pending bool) {
-	t.Helper()
-	alertRecord, err := f.hub.FindRecordById("alerts", f.alertID)
-	require.NoError(t, err)
-	assert.Equal(t, pending, !alertRecord.GetDateTime("pending_since").Time().IsZero())
-}
-
-func waitForContainerAlert(d time.Duration) {
-	time.Sleep(d)
-	synctest.Wait()
-}
-
-func healthyContainer(name string) *container.Stats {
-	return &container.Stats{Name: name, Id: "abc123def456", Health: container.DockerHealthHealthy}
-}
-
-func unhealthyContainer(name string) *container.Stats {
-	return &container.Stats{Name: name, Id: "abc123def456", Health: container.DockerHealthUnhealthy}
-}
-
-func TestContainerHealthAlertTriggersAndResolves(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 1)
-	defer fixture.cleanup()
-
-	synctest.Test(t, func(t *testing.T) {
-		fixture.submit(t, []*container.Stats{unhealthyContainer("web")}, nil)
-
-		fixture.assertTriggered(t, true, "A one-minute alert should trigger on the first unhealthy update")
-		require.Equal(t, 1, fixture.hub.TestMailer.TotalSend(), "An email should have been sent")
-
-		msg := fixture.hub.TestMailer.LastMessage()
-		assert.Contains(t, msg.Subject, "web", "Subject should name the unhealthy container")
-		assert.Contains(t, strings.ToLower(msg.Subject), "unhealthy")
-
-		fixture.submit(t, []*container.Stats{unhealthyContainer("web")}, nil)
-		fixture.assertPending(t, false)
-
-		fixture.submitInvalid(t)
-		fixture.assertTriggered(t, true, "An invalid container snapshot should not resolve the alert")
-		assert.Equal(t, 1, fixture.hub.TestMailer.TotalSend(), "An invalid snapshot should not send a recovery")
-
-		fixture.submit(t, []*container.Stats{}, nil)
-		waitForContainerAlert(time.Second)
-
-		fixture.assertTriggered(t, false, "Alert should resolve once the container is healthy again")
-		assert.Equal(t, 2, fixture.hub.TestMailer.TotalSend(), "A second email should have been sent for the recovery")
-		assert.Contains(t, fixture.hub.TestMailer.LastMessage().Subject, " healthy")
-	})
-}
-
-func TestContainerHealthAlertInvalidSnapshotCancelsPending(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 5)
-	defer fixture.cleanup()
-
-	synctest.Test(t, func(t *testing.T) {
-		fixture.submit(t, []*container.Stats{unhealthyContainer("db")}, nil)
-		fixture.assertPending(t, true)
-		waitForContainerAlert(time.Minute)
-		fixture.submitInvalid(t)
-		fixture.assertPending(t, false)
-		waitForContainerAlert(10 * time.Minute)
-		fixture.submit(t, []*container.Stats{unhealthyContainer("db")}, nil)
-
-		fixture.assertTriggered(t, false, "Stale unhealthy data should not trigger an alert")
-		fixture.assertPending(t, true)
-		assert.Equal(t, 0, fixture.hub.TestMailer.TotalSend())
-	})
-}
-
-func TestContainerHealthAlertSystemDownCancelsPending(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 5)
-	defer fixture.cleanup()
-
-	// Use the hub's alert manager because the system-manager status hook invokes
-	// cancellation on that instance.
-	am := fixture.hub.GetAlertManager()
-	require.NoError(t, am.HandleContainerAlerts(
-		fixture.systemRecord,
-		&system.CombinedData{Containers: []*container.Stats{unhealthyContainer("db")}},
-		nil,
-	))
-	fixture.assertPending(t, true)
-
-	fixture.systemRecord.Set("status", "down")
-	require.NoError(t, fixture.hub.Save(fixture.systemRecord))
-
-	fixture.assertPending(t, false)
-}
-
-func TestContainerHealthAlertResolvesBeforeMinDelayCancelsPending(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 5)
-	defer fixture.cleanup()
-
-	synctest.Test(t, func(t *testing.T) {
-		fixture.submit(t, []*container.Stats{unhealthyContainer("db")}, nil)
-		waitForContainerAlert(time.Minute)
-
-		fixture.assertTriggered(t, false, "Alert should not fire until the min delay elapses")
-		fixture.assertPending(t, true)
-		assert.Equal(t, 0, fixture.hub.TestMailer.TotalSend())
-
-		// container recovers before the 5 minute delay elapses
-		fixture.submit(t, []*container.Stats{healthyContainer("db")}, nil)
-		waitForContainerAlert(10 * time.Minute)
-		fixture.submit(t, []*container.Stats{healthyContainer("db")}, nil)
-
-		fixture.assertTriggered(t, false, "Alert should remain untriggered")
-		fixture.assertPending(t, false)
-		assert.Equal(t, 0, fixture.hub.TestMailer.TotalSend(), "No email should be sent for a container that recovered before the delay")
-	})
-}
-
-func TestContainerHealthAlertPreservesPendingDurationAcrossManagerRestart(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 2)
-	defer fixture.cleanup()
-
-	synctest.Test(t, func(t *testing.T) {
-		fixture.submit(t, []*container.Stats{unhealthyContainer("db")}, nil)
-		waitForContainerAlert(30 * time.Second)
-
-		restarted := alerts.NewTestAlertManagerWithoutWorker(fixture.hub)
-		waitForContainerAlert(91 * time.Second)
-		require.NoError(t, restarted.HandleContainerAlerts(
-			fixture.systemRecord,
-			&system.CombinedData{Containers: []*container.Stats{unhealthyContainer("db")}},
-			nil,
-		))
-
-		fixture.assertTriggered(t, true, "Restart should preserve the original unhealthy start time")
-		fixture.assertPending(t, false)
-		assert.Equal(t, 1, fixture.hub.TestMailer.TotalSend())
-	})
-}
-
-func TestContainerHealthAlertClaimsPendingTimestampAtDatabasePrecision(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 1)
-	defer fixture.cleanup()
-
-	alertRecord, err := fixture.hub.FindRecordById("alerts", fixture.alertID)
-	require.NoError(t, err)
-	// PocketBase persists dates to milliseconds, while record update hooks can
-	// retain the original sub-millisecond value in the in-memory alert cache.
-	alertRecord.Set("pending_since", time.Now().UTC().Add(-2*time.Minute).Truncate(time.Millisecond).Add(123*time.Nanosecond))
-	require.NoError(t, fixture.hub.Save(alertRecord))
-
-	fixture.submit(t, []*container.Stats{unhealthyContainer("db")}, nil)
-
-	fixture.assertTriggered(t, true, "Equivalent persisted and cached timestamps should claim the alert")
-	fixture.assertPending(t, false)
-	assert.Equal(t, 1, fixture.hub.TestMailer.TotalSend())
-}
-
-func TestContainerHealthAlertRecoveryWhileFetchingLogsCancelsDelivery(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 1)
-	defer fixture.cleanup()
-
-	synctest.Test(t, func(t *testing.T) {
-		fetchLogs := func(containerID string) (string, error) {
-			fixture.submit(t, []*container.Stats{healthyContainer("api")}, nil)
-			return "FATAL stale failure", nil
-		}
-		fixture.submit(t, []*container.Stats{unhealthyContainer("api")}, fetchLogs)
-
-		fixture.assertTriggered(t, false, "Recovery should cancel delivery while logs are fetched")
-		fixture.assertPending(t, false)
-		assert.Equal(t, 0, fixture.hub.TestMailer.TotalSend())
-	})
-}
-
-func TestContainerHealthAlertIncludesLogExcerpt(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 1)
-	defer fixture.cleanup()
-
-	rawLogs := strings.Join([]string{
-		"2026-08-16T10:00:00Z booting",
-		"2026-08-16T10:00:01Z ERROR could not reach upstream",
-		"2026-08-16T10:00:02Z FATAL giving up after 3 retries",
-	}, "\n")
-	fetchLogs := func(containerID string) (string, error) {
-		assert.Equal(t, "abc123def456", containerID)
-		return rawLogs, nil
-	}
-
-	synctest.Test(t, func(t *testing.T) {
-		fixture.submit(t, []*container.Stats{unhealthyContainer("api")}, fetchLogs)
-
-		fixture.assertTriggered(t, true, "Alert should be triggered")
-		require.Equal(t, 1, fixture.hub.TestMailer.TotalSend())
-
-		body := fixture.hub.TestMailer.LastMessage().Text
-		assert.Contains(t, body, "could not reach upstream")
-		assert.Contains(t, body, "giving up after 3 retries")
-		assert.NotContains(t, body, "booting", "non error/fatal lines should be dropped when matches exist")
-	})
-}
-
-func TestContainerHealthAlertSkipsLogsOnFetchError(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 1)
-	defer fixture.cleanup()
-
-	fetchLogs := func(containerID string) (string, error) {
-		return "", fmt.Errorf("agent unreachable")
-	}
-
-	synctest.Test(t, func(t *testing.T) {
-		fixture.submit(t, []*container.Stats{unhealthyContainer("api")}, fetchLogs)
-
-		fixture.assertTriggered(t, true, "Alert should still be triggered even if logs can't be fetched")
-		require.Equal(t, 1, fixture.hub.TestMailer.TotalSend())
-	})
-}
-
-func TestContainerHealthAlertCapsLogFetchAttempts(t *testing.T) {
-	fixture := newContainerAlertTestFixture(t, 1)
-	defer fixture.cleanup()
-
-	containers := make([]*container.Stats, 100)
-	for i := range containers {
-		containers[i] = &container.Stats{
-			Name:   fmt.Sprintf("container-%d", i),
-			Id:     fmt.Sprintf("id-%d", i),
-			Health: container.DockerHealthUnhealthy,
-		}
-	}
-	attempts := 0
-	fetchLogs := func(containerID string) (string, error) {
-		attempts++
-		return "", fmt.Errorf("agent unreachable")
-	}
-
-	synctest.Test(t, func(t *testing.T) {
-		fixture.submit(t, containers, fetchLogs)
-
-		fixture.assertTriggered(t, true, "Alert should still fire when log retrieval fails")
-		assert.Equal(t, 2, attempts, "Log retrieval should attempt at most two containers")
-		require.Equal(t, 1, fixture.hub.TestMailer.TotalSend())
-	})
-}
-
-func TestBuildContainerLogExcerptPrefersErrorAndFatalLines(t *testing.T) {
-	raw := strings.Join([]string{
-		"2026-08-16T10:00:00Z starting up",
-		"2026-08-16T10:00:01Z listening on :8080",
-		"2026-08-16T10:00:02Z ERROR failed to connect to db",
-		"2026-08-16T10:00:03Z retrying connection",
-		"2026-08-16T10:00:04Z FATAL could not recover, exiting",
-	}, "\n")
-
-	excerpt := alerts.BuildContainerLogExcerpt(raw)
-	assert.Contains(t, excerpt, "failed to connect to db")
-	assert.Contains(t, excerpt, "could not recover, exiting")
-	assert.NotContains(t, excerpt, "starting up", "non-matching lines should be dropped when error/fatal lines exist")
-}
-
-func TestBuildContainerLogExcerptFallsBackToTailWhenNoMatches(t *testing.T) {
-	var lines []string
-	for i := range 20 {
-		lines = append(lines, fmt.Sprintf("line %d: all good here", i))
-	}
-	raw := strings.Join(lines, "\n")
-
-	excerpt := alerts.BuildContainerLogExcerpt(raw)
-	assert.Contains(t, excerpt, "line 19", "should keep the tail of the output")
-	assert.NotContains(t, excerpt, "line 0:", "should not keep the very start when falling back to a short tail")
-}
-
-func TestBuildContainerLogExcerptEmpty(t *testing.T) {
-	assert.Equal(t, "", alerts.BuildContainerLogExcerpt("   \n  \n"))
-}

internal/alerts/alerts_system.go

@@ -13,41 +13,8 @@ import (
 	"github.com/pocketbase/pocketbase/tools/types"
 )
 
-var cpuStateAlerts = map[string]struct {
-	index int
-	label string
-}{
-	"CPUIOWait": {2, "CPU I/O Wait"},
-	"CPUSteal":  {3, "CPU Steal Time"},
-}
-
-func cpuStateAlertValue(name string, breakdown []float64) (float64, bool) {
-	state, ok := cpuStateAlerts[name]
-	if !ok || len(breakdown) < 5 {
-		return 0, false
-	}
-	var total float64
-	for _, value := range breakdown {
-		total += value
-	}
-	if total <= 0 {
-		return 0, false
-	}
-	return breakdown[state.index], true
-}
-
 func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *system.CombinedData) error {
-	// Systemd alerts are binary state, not numeric thresholds, so they're handled
-	// separately. They read their own state from the database and don't use data.
-	if err := am.HandleSystemdAlerts(systemRecord); err != nil {
-		am.hub.Logger().Error("Error handling systemd alerts", "err", err)
-	}
-
-	if data == nil {
-		return nil
-	}
-
-	alerts := am.alertsCache.GetAlertsExcludingNames(systemRecord.Id, "Status", alertNameSystemdFailed, containerAlertName)
+	alerts := am.alertsCache.GetAlertsExcludingNames(systemRecord.Id, "Status")
 	if len(alerts) == 0 {
 		return nil
 	}
@@ -77,14 +44,6 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 					maxUsedPct = usedPct
 				}
 			}
-			for _, pool := range data.Stats.ZfsPools {
-				if pool != nil && pool.Total > 0 {
-					usedPct := pool.Used / pool.Total * 100
-					if usedPct > maxUsedPct {
-						maxUsedPct = usedPct
-					}
-				}
-			}
 			val = maxUsedPct
 		case "Temperature":
 			if data.Info.DashboardTemp < 1 {
@@ -108,11 +67,6 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 				continue
 			}
 			val = float64(data.Stats.Battery[0])
-		default:
-			var ok bool
-			if val, ok = cpuStateAlertValue(name, data.Stats.CpuBreakdown); !ok {
-				continue
-			}
 		}
 
 		triggered := alertData.Triggered
@@ -254,16 +208,6 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 						alert.mapSums[key] += float32(fs.DiskUsed / fs.DiskTotal * 100)
 					}
 				}
-				// add zfs pool usage from historical record
-				for key, pool := range stats.ZfsPools {
-					if pool.Total > 0 {
-						zfsKey := zfsDiskAlertKey(key)
-						if _, ok := alert.mapSums[zfsKey]; !ok {
-							alert.mapSums[zfsKey] = 0.0
-						}
-						alert.mapSums[zfsKey] += float32(pool.Used / pool.Total * 100)
-					}
-				}
 			case "Temperature":
 				if alert.mapSums == nil {
 					alert.mapSums = make(map[string]float32, len(stats.Temperatures))
@@ -297,20 +241,13 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 				}
 				alert.val += float64(stats.Battery[0])
 			default:
-				value, ok := cpuStateAlertValue(alert.name, stats.CpuBreakdown)
-				if !ok {
-					continue
-				}
-				alert.val += value
+				continue
 			}
 			alert.count++
 		}
 	}
 	// sum up vals for each alert
 	for _, alert := range validAlerts {
-		if alert.count == 0 {
-			continue
-		}
 		switch alert.name {
 		case "Disk":
 			maxPct := float32(0)
@@ -318,7 +255,7 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 				sumPct := float32(value)
 				if sumPct > maxPct {
 					maxPct = sumPct
-					alert.descriptor = diskAlertDescriptor(key)
+					alert.descriptor = fmt.Sprintf("Usage of %s", key)
 				}
 			}
 			alert.val = float64(maxPct / float32(alert.count))
@@ -364,17 +301,6 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 	return nil
 }
 
-func zfsDiskAlertKey(poolName string) string {
-	return "zfs:" + poolName
-}
-
-func diskAlertDescriptor(key string) string {
-	if poolName, ok := strings.CutPrefix(key, "zfs:"); ok {
-		return fmt.Sprintf("Usage of ZFS pool %s", poolName)
-	}
-	return fmt.Sprintf("Usage of %s", key)
-}
-
 func hasRepresentativeBattery(legacy [2]uint8, batteries map[string]uint8) bool {
 	return legacy != [2]uint8{} || len(batteries) > 0
 }
@@ -383,9 +309,6 @@ func (am *AlertManager) sendSystemAlert(alert SystemAlertData) {
 	// log.Printf("Sending alert %s: val %f | count %d | threshold %f\n", alert.name, alert.val, alert.count, alert.threshold)
 	systemName := alert.systemRecord.GetString("name")
 
-	if state, ok := cpuStateAlerts[alert.name]; ok {
-		alert.name = state.label
-	}
 	// change Disk to Disk usage
 	if alert.name == "Disk" {
 		alert.name += " usage"
@@ -397,7 +320,7 @@ func (am *AlertManager) sendSystemAlert(alert SystemAlertData) {
 
 	// make title alert name lowercase if not CPU or GPU
 	titleAlertName := alert.name
-	if titleAlertName != "CPU" && titleAlertName != "GPU" && !strings.HasPrefix(titleAlertName, "CPU") {
+	if titleAlertName != "CPU" && titleAlertName != "GPU" {
 		titleAlertName = strings.ToLower(titleAlertName)
 	}
 

internal/alerts/alerts_system_test.go

@@ -146,20 +146,6 @@ func setCPUAlertValue(info *system.Info, stats *system.Stats, value float64) {
 	stats.Cpu = value
 }
 
-func setCPUStateAlertValue(_ *system.Info, stats *system.Stats, value []float64) {
-	stats.CpuBreakdown = value
-}
-
-var cpuStateAlertTests = []struct {
-	name     string
-	trigger  []float64
-	resolve  []float64
-	baseline []float64
-}{
-	{"CPUIOWait", []float64{0, 0, 51, 0, 49}, []float64{0, 0, 48, 0, 52}, []float64{0, 0, 10, 0, 90}},
-	{"CPUSteal", []float64{0, 0, 0, 51, 49}, []float64{0, 0, 0, 48, 52}, []float64{0, 0, 0, 10, 90}},
-}
-
 func setMemoryAlertValue(info *system.Info, stats *system.Stats, value float64) {
 	info.MemPct = value
 	stats.MemPct = value
@@ -205,11 +191,6 @@ func setBatteryAlertValue(info *system.Info, stats *system.Stats, value [2]uint8
 
 func TestSystemAlertsOneMin(t *testing.T) {
 	testOneMinuteSystemAlert(t, "CPU", 50, setCPUAlertValue, 51, 49)
-	for _, test := range cpuStateAlertTests {
-		t.Run(test.name, func(t *testing.T) {
-			testOneMinuteSystemAlert(t, test.name, 50, setCPUStateAlertValue, test.trigger, test.resolve)
-		})
-	}
 	testOneMinuteSystemAlert(t, "Memory", 50, setMemoryAlertValue, 51, 49)
 	testOneMinuteSystemAlert(t, "Disk", 50, setDiskAlertValue, 51, 49)
 	testOneMinuteSystemAlert(t, "Bandwidth", 50, setBandwidthAlertValue, [2]uint64{megabytesToBytes(26), megabytesToBytes(25)}, [2]uint64{megabytesToBytes(25), megabytesToBytes(24)})
@@ -223,11 +204,6 @@ func TestSystemAlertsOneMin(t *testing.T) {
 
 func TestSystemAlertsTwoMin(t *testing.T) {
 	testMultiMinuteSystemAlert(t, "CPU", 50, 2, setCPUAlertValue, 10, 51, 48)
-	for _, test := range cpuStateAlertTests {
-		t.Run(test.name, func(t *testing.T) {
-			testMultiMinuteSystemAlert(t, test.name, 50, 2, setCPUStateAlertValue, test.baseline, test.trigger, test.resolve)
-		})
-	}
 	testMultiMinuteSystemAlert(t, "Memory", 50, 2, setMemoryAlertValue, 10, 51, 48)
 	testMultiMinuteSystemAlert(t, "Disk", 50, 2, setDiskAlertValue, 10, 51, 48)
 	testMultiMinuteSystemAlert(t, "Bandwidth", 50, 2, setBandwidthAlertValue, [2]uint64{megabytesToBytes(10), megabytesToBytes(10)}, [2]uint64{megabytesToBytes(26), megabytesToBytes(25)}, [2]uint64{megabytesToBytes(10), megabytesToBytes(10)})
@@ -238,17 +214,3 @@ func TestSystemAlertsTwoMin(t *testing.T) {
 	testMultiMinuteSystemAlert(t, "LoadAvg15", 4, 2, setLoadAvgAlertValue, [3]float64{0, 0, 2}, [3]float64{0, 0, 4.1}, [3]float64{0, 0, 3.5})
 	testMultiMinuteSystemAlert(t, "Battery", 20, 2, setBatteryAlertValue, [2]uint8{21, 0}, [2]uint8{19, 0}, [2]uint8{25, 1})
 }
-
-func TestCPUStateAlertWithoutBreakdown(t *testing.T) {
-	fixture := newSystemAlertTestFixture(t, "CPUSteal", 1, 1)
-	defer fixture.cleanup()
-
-	synctest.Test(t, func(t *testing.T) {
-		submitValue(fixture, t, []float64(nil), setCPUStateAlertValue)
-		submitValue(fixture, t, []float64{0, 0, 0, 0, 0}, setCPUStateAlertValue)
-		waitForSystemAlert(time.Second)
-
-		fixture.assertTriggered(t, false, "Alert should ignore missing CPU breakdown data")
-		assert.Zero(t, fixture.hub.TestMailer.TotalSend(), "No email should be sent without CPU breakdown data")
-	})
-}

internal/alerts/alerts_systemd.go

@@ -1,190 +0,0 @@
-package alerts
-
-import (
-	"fmt"
-	"strings"
-
-	"github.com/henrygd/beszel/internal/entities/system"
-	"github.com/henrygd/beszel/internal/entities/systemd"
-
-	"github.com/pocketbase/dbx"
-	"github.com/pocketbase/pocketbase/core"
-)
-
-// alertNameSystemdFailed is the alerts.name value for the failed systemd services alert.
-const alertNameSystemdFailed = "SystemdFailed"
-
-// maxListedServices caps how many service names are listed in a notification body.
-const maxListedServices = 10
-
-// HandleSystemdAlerts manages alerts for systemd services in the failed state.
-//
-// This is a binary state alert and fires on the first observation of a failed
-// service rather than using a delay. The agent only refreshes systemd state every
-// 10 minutes, so a shorter delay could never observe new data before expiring, and
-// that poll interval already hides services that fail and restart quickly.
-func (am *AlertManager) HandleSystemdAlerts(systemRecord *core.Record) error {
-	alerts := am.alertsCache.GetAlertsByName(systemRecord.Id, alertNameSystemdFailed)
-	if len(alerts) == 0 {
-		return nil
-	}
-
-	// State is read from the systemd_services snapshot rather than the update payload.
-	// The payload is not a reliable source here: realtime dashboard subscriptions fetch
-	// from the agent with a shorter cache time, and the agent omits systemd services from
-	// those responses, overwriting the cached payload roughly once a second while a system
-	// is being viewed. The snapshot table is only written by the full update cycle.
-	total, failed, err := am.queryServiceStates(systemRecord.Id)
-	if err != nil {
-		return err
-	}
-	if total == 0 {
-		// No rows normally means no systemd data for this system (agent without
-		// systemd, or not yet reported), which must not be treated as a recovery.
-		// Read info only in this ambiguous case. The record being saved is used
-		// instead of data because dashboard polling can replace the system's
-		// in-memory payload concurrently.
-		var currentInfo system.Info
-		if err := systemRecord.UnmarshalJSONField("info", &currentInfo); err != nil ||
-			len(currentInfo.Services) == 0 || currentInfo.Services[0] != 0 {
-			return nil
-		}
-	}
-
-	systemName := systemRecord.GetString("name")
-
-	for _, alertData := range alerts {
-		triggered := len(failed) > 0
-		// Only notify on a change of state, so a service that stays failed across
-		// cycles doesn't re-notify every update.
-		if triggered == alertData.Triggered {
-			continue
-		}
-		if err := am.sendSystemdAlert(triggered, systemName, alertData, failed); err != nil {
-			am.hub.Logger().Error("Failed to send alert", "err", err)
-		}
-	}
-	return nil
-}
-
-// queryServiceStates returns the number of services reported in the most recent update
-// for a system, and the names of those in the failed state.
-//
-// Rows are restricted to the latest update because systemd_services is upserted, never
-// pruned on change: a service that no longer exists on the host stops being reported and
-// its row keeps its last known state until the retention sweep removes it. Every row
-// written in one cycle shares a single updated timestamp, so the newest timestamp
-// identifies exactly the services the agent last reported.
-func (am *AlertManager) queryServiceStates(systemID string) (total int, failed []string, err error) {
-	var rows []struct {
-		Name  string               `db:"name"`
-		State systemd.ServiceState `db:"state"`
-	}
-	err = am.hub.DB().
-		Select("name", "state").
-		From("systemd_services").
-		Where(dbx.NewExp(
-			"system={:system} AND updated=(SELECT MAX(updated) FROM systemd_services WHERE system={:system})",
-			dbx.Params{"system": systemID},
-		)).
-		OrderBy("name").
-		All(&rows)
-	if err != nil {
-		return 0, nil, err
-	}
-	for _, row := range rows {
-		if row.State == systemd.StatusFailed {
-			failed = append(failed, row.Name)
-		}
-	}
-	return len(rows), failed, nil
-}
-
-// sendSystemdAlert sends a failed or recovered systemd services alert to the alert's user.
-func (am *AlertManager) sendSystemdAlert(triggered bool, systemName string, alertData CachedAlertData, failed []string) error {
-	// Update trigger state for alert record before sending alert
-	if err := am.setAlertTriggered(alertData, triggered); err != nil {
-		return err
-	}
-
-	var title, message string
-	if triggered {
-		title = fmt.Sprintf("Failed services on %s %v", systemName, "\U0001F534") // Red alert emoji
-		message = fmt.Sprintf("%s on %s: %s", pluralizeServices(len(failed)), systemName, formatServiceList(failed))
-	} else {
-		title = fmt.Sprintf("Services recovered on %s %v", systemName, "✅") // Green checkmark emoji
-		message = fmt.Sprintf("No services are in the failed state on %s.", systemName)
-	}
-
-	systemID := alertData.SystemID
-
-	return am.SendAlert(AlertMessageData{
-		UserID:   alertData.UserID,
-		SystemID: systemID,
-		Title:    title,
-		Message:  message,
-		Link:     am.hub.MakeLink("system", systemID),
-		LinkText: "View " + systemName,
-	})
-}
-
-// pluralizeServices returns a count label like "1 failed service" or "3 failed services".
-func pluralizeServices(count int) string {
-	if count == 1 {
-		return "1 failed service"
-	}
-	return fmt.Sprintf("%d failed services", count)
-}
-
-// formatServiceList joins service names, truncating long lists.
-func formatServiceList(names []string) string {
-	if len(names) <= maxListedServices {
-		return strings.Join(names, ", ")
-	}
-	remaining := len(names) - maxListedServices
-	return fmt.Sprintf("%s and %d more", strings.Join(names[:maxListedServices], ", "), remaining)
-}
-
-// resolveSystemdAlerts resolves triggered systemd alerts for systems that no longer
-// have any failed services. This clears stale state left by a hub restart.
-func resolveSystemdAlerts(app core.App) error {
-	db := app.DB()
-	var alertIds []string
-	err := db.NewQuery(`
-		SELECT a.id
-		FROM alerts a
-		JOIN systems sys ON sys.id = a.system
-		WHERE a.name = {:name}
-		AND a.triggered = true
-		AND (
-			EXISTS (
-				SELECT 1 FROM systemd_services cur
-				WHERE cur.system = a.system
-				AND cur.updated = (SELECT MAX(updated) FROM systemd_services WHERE system = a.system)
-			)
-			OR json_extract(sys.info, '$.sv[0]') = 0
-		)
-		AND NOT EXISTS (
-			SELECT 1 FROM systemd_services s
-			WHERE s.system = a.system AND s.state = {:state}
-			AND s.updated = (SELECT MAX(updated) FROM systemd_services WHERE system = a.system)
-		)
-	`).Bind(dbx.Params{
-		"name":  alertNameSystemdFailed,
-		"state": systemd.StatusFailed,
-	}).Column(&alertIds)
-	if err != nil {
-		return err
-	}
-	for _, alertId := range alertIds {
-		alert, err := app.FindRecordById("alerts", alertId)
-		if err != nil {
-			return err
-		}
-		alert.Set("triggered", false)
-		if err := app.Save(alert); err != nil {
-			return err
-		}
-	}
-	return nil
-}

internal/alerts/alerts_systemd_test.go

@@ -1,383 +0,0 @@
-//go:build testing
-
-package alerts_test
-
-import (
-	"testing"
-	"time"
-
-	"github.com/henrygd/beszel/internal/alerts"
-	systemEntity "github.com/henrygd/beszel/internal/entities/system"
-	"github.com/henrygd/beszel/internal/entities/systemd"
-	beszelTests "github.com/henrygd/beszel/internal/tests"
-	"github.com/pocketbase/dbx"
-	"github.com/pocketbase/pocketbase/core"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-// setSystemdServiceState upserts a systemd_services row mirroring the raw SQL write
-// path used by the hub (createSystemdStatsRecords), which bypasses record hooks.
-func setSystemdServiceState(t *testing.T, hub core.App, systemID, name string, state systemd.ServiceState, updated int64) {
-	t.Helper()
-
-	_, err := hub.DB().NewQuery(
-		"INSERT INTO systemd_services (id, system, name, state, sub, cpu, cpuPeak, memory, memPeak, updated) " +
-			"VALUES ({:id}, {:system}, {:name}, {:state}, 0, 0, 0, 0, 0, {:updated}) " +
-			"ON CONFLICT(id) DO UPDATE SET state = excluded.state, updated = excluded.updated",
-	).Bind(dbx.Params{
-		"id":      systemID + "-" + name,
-		"system":  systemID,
-		"name":    name,
-		"state":   state,
-		"updated": updated,
-	}).Execute()
-	require.NoError(t, err)
-}
-
-// seedServices writes a set of services into the systemd_services snapshot, which is the
-// source HandleSystemdAlerts reads from. All rows share one updated timestamp, matching
-// how the hub writes a batch in createSystemdStatsRecords.
-func seedServices(t *testing.T, hub core.App, systemID string, states ...systemd.ServiceState) {
-	t.Helper()
-	seedServicesAt(t, hub, systemID, time.Now().UTC().UnixMilli(), states...)
-}
-
-// seedServicesAt writes services with an explicit batch timestamp.
-func seedServicesAt(t *testing.T, hub core.App, systemID string, updated int64, states ...systemd.ServiceState) {
-	t.Helper()
-	for i, state := range states {
-		setSystemdServiceState(t, hub, systemID, serviceName(i), state, updated)
-	}
-}
-
-func serviceName(i int) string {
-	return string(rune('a'+i)) + ".service"
-}
-
-// systemdTestSetup creates a user with an email, a system, and a SystemdFailed alert.
-func systemdTestSetup(t *testing.T, triggered bool) (*beszelTests.TestHub, *core.Record, *core.Record) {
-	t.Helper()
-
-	hub, user := beszelTests.GetHubWithUser(t)
-
-	userSettings, err := hub.FindFirstRecordByFilter("user_settings", "user={:user}", map[string]any{"user": user.Id})
-	require.NoError(t, err)
-	userSettings.Set("settings", `{"emails":["test@example.com"],"webhooks":[]}`)
-	require.NoError(t, hub.Save(userSettings))
-
-	// "paused" avoids spawning a background updater goroutine that would outlive
-	// the test hub; these tests drive HandleSystemdAlerts directly.
-	systems, err := beszelTests.CreateSystems(hub, 1, user.Id, "paused")
-	require.NoError(t, err)
-	system := systems[0]
-
-	alert, err := beszelTests.CreateRecord(hub, "alerts", map[string]any{
-		"name":      "SystemdFailed",
-		"system":    system.Id,
-		"user":      user.Id,
-		"triggered": triggered,
-	})
-	require.NoError(t, err)
-
-	return hub, system, alert
-}
-
-func TestSystemdAlertFiresImmediately(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, false)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	seedServices(t, hub, system.Id, systemd.StatusFailed, systemd.StatusActive)
-	require.NoError(t, am.HandleSystemdAlerts(system))
-
-	assert.Equal(t, initialEmailCount+1, hub.TestMailer.TotalSend(), "failed service should notify on first observation")
-
-	messages := hub.TestMailer.Messages()
-	require.NotEmpty(t, messages)
-	last := messages[len(messages)-1]
-	assert.Contains(t, last.Subject, "Failed services")
-	assert.Contains(t, last.Text, "a.service", "notification should name the failed service")
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.True(t, alertRecord.GetBool("triggered"), "alert should be marked triggered")
-
-	// history record should be created via the alerts update hook
-	historyCount, err := hub.CountRecords("alerts_history", dbx.HashExp{"resolved": ""})
-	require.NoError(t, err)
-	assert.EqualValues(t, 1, historyCount, "should have one unresolved alert history record")
-}
-
-func TestSystemdAlertFullCycle(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, false)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	// Fail, then recover.
-	seedServices(t, hub, system.Id, systemd.StatusFailed)
-	require.NoError(t, am.HandleSystemdAlerts(system))
-	seedServices(t, hub, system.Id, systemd.StatusActive)
-	require.NoError(t, am.HandleSystemdAlerts(system))
-
-	assert.Equal(t, initialEmailCount+2, hub.TestMailer.TotalSend(), "should send a failure and a recovery notification")
-
-	messages := hub.TestMailer.Messages()
-	require.Len(t, messages, 2)
-	assert.Contains(t, messages[0].Subject, "Failed services")
-	assert.Contains(t, messages[1].Subject, "Services recovered")
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "alert should be cleared after recovery")
-
-	// history record should be resolved
-	historyCount, err := hub.CountRecords("alerts_history", dbx.HashExp{"resolved": ""})
-	require.NoError(t, err)
-	assert.Zero(t, historyCount, "alert history record should be resolved")
-}
-
-func TestSystemdAlertSendsRecoveryWhenTriggered(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	seedServices(t, hub, system.Id, systemd.StatusActive, systemd.StatusInactive)
-	require.NoError(t, am.HandleSystemdAlerts(system))
-
-	assert.Equal(t, initialEmailCount+1, hub.TestMailer.TotalSend(), "recovery notification should be sent")
-	messages := hub.TestMailer.Messages()
-	require.NotEmpty(t, messages)
-	assert.Contains(t, messages[len(messages)-1].Subject, "Services recovered")
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "alert should be cleared after recovery")
-}
-
-func TestSystemdAlertDoesNotResendWhileTriggered(t *testing.T) {
-	hub, system, _ := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	// Still failing across several cycles — should not re-notify.
-	for range 3 {
-		seedServices(t, hub, system.Id, systemd.StatusFailed)
-		require.NoError(t, am.HandleSystemdAlerts(system))
-	}
-
-	assert.Equal(t, initialEmailCount, hub.TestMailer.TotalSend(), "should not re-notify while still triggered")
-}
-
-func TestSystemdAlertRepeatedFailureNotifiesOnce(t *testing.T) {
-	hub, system, _ := systemdTestSetup(t, false)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	for range 3 {
-		seedServices(t, hub, system.Id, systemd.StatusFailed)
-		require.NoError(t, am.HandleSystemdAlerts(system))
-	}
-
-	assert.Equal(t, initialEmailCount+1, hub.TestMailer.TotalSend(), "repeated failures should only notify once")
-}
-
-// A service that no longer exists on the host stops being reported, but its row stays
-// in systemd_services with its last known state until the retention sweep. That stale
-// row must not keep the alert triggered.
-func TestSystemdAlertIgnoresServicesNoLongerReported(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	now := time.Now().UTC().UnixMilli()
-	// Older batch still holding a failed service that has since been removed.
-	setSystemdServiceState(t, hub, system.Id, "gone.service", systemd.StatusFailed, now-60_000)
-	// Current batch reports only healthy services.
-	seedServicesAt(t, hub, system.Id, now, systemd.StatusActive, systemd.StatusActive)
-
-	require.NoError(t, am.HandleSystemdAlerts(system))
-
-	assert.Equal(t, initialEmailCount+1, hub.TestMailer.TotalSend(), "stale failed row should not block recovery")
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "alert should resolve once the service stops being reported")
-}
-
-func TestResolveSystemdAlertsIgnoresStaleFailedRows(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	now := time.Now().UTC().UnixMilli()
-	setSystemdServiceState(t, hub, system.Id, "gone.service", systemd.StatusFailed, now-60_000)
-	seedServicesAt(t, hub, system.Id, now, systemd.StatusActive)
-
-	require.NoError(t, alerts.ResolveSystemdAlerts(hub))
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "stale failed row should not keep the alert triggered")
-}
-
-func TestSystemdAlertNoSystemdDataIsIgnored(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	// A system with no systemd_services rows (agent without systemd, or nothing
-	// reported yet) must not be treated as a recovery.
-	require.NoError(t, am.HandleSystemdAlerts(system))
-	require.NoError(t, am.HandleSystemdAlerts(system))
-
-	assert.Equal(t, initialEmailCount, hub.TestMailer.TotalSend(), "missing systemd data should not send a recovery")
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.True(t, alertRecord.GetBool("triggered"), "triggered state should be preserved when data is absent")
-}
-
-func TestSystemdAlertFreshEmptySnapshotResolves(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	// An explicit zero service count on the saved system record distinguishes a
-	// confirmed empty snapshot from an agent response that omitted systemd data.
-	system.Set("info", systemEntity.Info{Services: []uint16{0, 0}})
-	require.NoError(t, am.HandleSystemAlerts(system, nil))
-
-	assert.Equal(t, initialEmailCount+1, hub.TestMailer.TotalSend(), "fresh empty snapshot should send a recovery")
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "fresh empty snapshot should resolve the alert")
-}
-
-func TestSystemdAlertNoAlertRecord(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	systems, err := beszelTests.CreateSystems(hub, 1, user.Id, "paused")
-	require.NoError(t, err)
-	system := systems[0]
-
-	initialEmailCount := hub.TestMailer.TotalSend()
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-
-	seedServices(t, hub, system.Id, systemd.StatusFailed)
-	require.NoError(t, am.HandleSystemdAlerts(system))
-	assert.Equal(t, initialEmailCount, hub.TestMailer.TotalSend(), "no email when no alert record exists")
-}
-
-func TestResolveSystemdAlertsClearsStaleTriggered(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	// No failed services in the snapshot, but the alert is still marked triggered
-	// (e.g. the hub restarted while the alert was active).
-	setSystemdServiceState(t, hub, system.Id, "a.service", systemd.StatusActive, time.Now().UTC().UnixMilli())
-
-	require.NoError(t, alerts.ResolveSystemdAlerts(hub))
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "stale triggered flag should be cleared")
-}
-
-func TestResolveSystemdAlertsKeepsTriggeredWithoutSystemdData(t *testing.T) {
-	hub, _, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	// Missing rows do not prove recovery. This can happen when a system is offline
-	// and its last service snapshot has been removed by retention.
-	require.NoError(t, alerts.ResolveSystemdAlerts(hub))
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.True(t, alertRecord.GetBool("triggered"), "missing systemd data should preserve triggered state")
-}
-
-func TestResolveSystemdAlertsClearsConfirmedEmptySnapshot(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	// Update the persisted snapshot directly so record hooks don't alter alert state
-	// before the startup resolver is exercised.
-	_, err := hub.DB().NewQuery(
-		"UPDATE systems SET info = {:info} WHERE id = {:id}",
-	).Bind(dbx.Params{"info": `{"sv":[0,0]}`, "id": system.Id}).Execute()
-	require.NoError(t, err)
-	require.NoError(t, alerts.ResolveSystemdAlerts(hub))
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alertRecord.GetBool("triggered"), "confirmed empty snapshot should clear triggered state")
-}
-
-func TestResolveSystemdAlertsKeepsStillFailing(t *testing.T) {
-	hub, system, alert := systemdTestSetup(t, true)
-	defer hub.Cleanup()
-
-	setSystemdServiceState(t, hub, system.Id, "a.service", systemd.StatusFailed, time.Now().UTC().UnixMilli())
-
-	require.NoError(t, alerts.ResolveSystemdAlerts(hub))
-
-	alertRecord, err := hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.True(t, alertRecord.GetBool("triggered"), "alert should stay triggered while a service is still failed")
-}
-
-func TestSystemdAlertMultipleUsersRespectOwnAlerts(t *testing.T) {
-	hub, user1 := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	setStatusAlertEmail(t, hub, user1.Id, "user1@example.com")
-
-	user2, err := beszelTests.CreateUser(hub, "user2@example.com", "password")
-	require.NoError(t, err)
-	_, err = beszelTests.CreateRecord(hub, "user_settings", map[string]any{
-		"user": user2.Id,
-		"settings": map[string]any{
-			"emails":   []string{"user2@example.com"},
-			"webhooks": []string{},
-		},
-	})
-	require.NoError(t, err)
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "shared-system",
-		"users": []string{user1.Id, user2.Id},
-		"host":  "127.0.0.1",
-	})
-	require.NoError(t, err)
-
-	for _, user := range []*core.Record{user1, user2} {
-		_, err = beszelTests.CreateRecord(hub, "alerts", map[string]any{
-			"name":   "SystemdFailed",
-			"system": system.Id,
-			"user":   user.Id,
-		})
-		require.NoError(t, err)
-	}
-
-	am := alerts.NewTestAlertManagerWithoutWorker(hub)
-	seedServices(t, hub, system.Id, systemd.StatusFailed)
-	require.NoError(t, am.HandleSystemdAlerts(system))
-
-	messages := hub.TestMailer.Messages()
-	require.Len(t, messages, 2, "each user should receive their own alert")
-}

internal/alerts/alerts_test_helpers.go

@@ -88,10 +88,6 @@ func ResolveStatusAlerts(app core.App) error {
 	return resolveStatusAlerts(app)
 }
 
-func ResolveSystemdAlerts(app core.App) error {
-	return resolveSystemdAlerts(app)
-}
-
 func (am *AlertManager) RestorePendingStatusAlerts() error {
 	return am.restorePendingStatusAlerts()
 }
@@ -103,8 +99,3 @@ func (am *AlertManager) SetAlertTriggered(alert CachedAlertData, triggered bool)
 func IsInternalURL(rawURL string) (bool, error) {
 	return isInternalURL(rawURL)
 }
-
-// BuildContainerLogExcerpt exposes buildContainerLogExcerpt for testing.
-func BuildContainerLogExcerpt(raw string) string {
-	return buildContainerLogExcerpt(raw)
-}

internal/alerts/alerts_zfs.go

@@ -1,142 +0,0 @@
-package alerts
-
-import (
-	"fmt"
-	"time"
-
-	"github.com/pocketbase/dbx"
-	"github.com/pocketbase/pocketbase/core"
-)
-
-// handleZfsPoolAlert sends alerts when a ZFS pool health state worsens and
-// resolves the alert history entry when the pool recovers. Like the SMART
-// hook, this is automatic and does not require user opt-in.
-func (am *AlertManager) handleZfsPoolAlert(e *core.RecordEvent) error {
-	return am.handleZfsPoolHealthAlert(e, e.Record.Original().GetString("health"))
-}
-
-func (am *AlertManager) handleZfsPoolCreateAlert(e *core.RecordEvent) error {
-	return am.handleZfsPoolHealthAlert(e, "")
-}
-
-func (am *AlertManager) handleZfsPoolHealthAlert(e *core.RecordEvent, oldHealth string) error {
-	newHealth := e.Record.GetString("health")
-	oldSeverity := zfsPoolSeverity(oldHealth)
-	newSeverity := zfsPoolSeverity(newHealth)
-
-	systemID := e.Record.GetString("system")
-	if systemID == "" {
-		return e.Next()
-	}
-
-	systemRecord, err := e.App.FindRecordById("systems", systemID)
-	if err != nil {
-		e.App.Logger().Error("Failed to find system for ZFS alert", "err", err, "systemID", systemID)
-		return e.Next()
-	}
-
-	// Pool recovered to a healthy state: resolve any open history entries.
-	if newSeverity == 1 && oldSeverity > 1 {
-		resolveAllAlertHistoryRecords(e.App, e.Record.Id)
-		return e.Next()
-	}
-
-	if !shouldSendZfsPoolAlert(oldSeverity, newSeverity) {
-		return e.Next()
-	}
-
-	systemName := systemRecord.GetString("name")
-	poolName := e.Record.GetString("name")
-
-	title := fmt.Sprintf("ZFS pool %s on %s: %s", newHealth, systemName, poolName)
-	message := fmt.Sprintf("ZFS pool %s (%s) was first observed as %s", poolName, systemName, newHealth)
-	if oldSeverity > 0 {
-		message = fmt.Sprintf("ZFS pool %s (%s) health changed from %s to %s", poolName, systemName, oldHealth, newHealth)
-	}
-
-	userIDs := systemRecord.GetStringSlice("users")
-	if len(userIDs) == 0 {
-		return e.Next()
-	}
-
-	for _, userID := range userIDs {
-		if err := am.SendAlert(AlertMessageData{
-			UserID:   userID,
-			SystemID: systemID,
-			Title:    title,
-			Message:  message,
-			Link:     am.hub.MakeLink("system", systemID),
-			LinkText: "View " + systemName,
-		}); err != nil {
-			e.App.Logger().Error("Failed to send ZFS alert", "err", err, "userID", userID)
-		}
-		_ = createZfsPoolHistoryRecord(e.App, userID, systemID, e.Record.Id, poolName)
-	}
-
-	return e.Next()
-}
-
-// resolveZfsPoolHistoryOnDelete resolves open alert history entries when a
-// pool record is deleted (manually or because the pool disappeared), so the
-// UI does not keep showing an ongoing alert for a pool that no longer exists.
-func resolveZfsPoolHistoryOnDelete(e *core.RecordEvent) error {
-	resolveAllAlertHistoryRecords(e.App, e.Record.Id)
-	return e.Next()
-}
-
-// shouldSendZfsPoolAlert reports whether a health transition warrants an alert.
-// First observations of unhealthy pools and worsening transitions are reported.
-func shouldSendZfsPoolAlert(oldSeverity, newSeverity int) bool {
-	return newSeverity > 1 && (oldSeverity == 0 || newSeverity > oldSeverity)
-}
-
-// zfsPoolSeverity ranks pool health states: healthy (1), degraded (2),
-// failed/unavailable (3), unknown (0).
-func zfsPoolSeverity(health string) int {
-	switch health {
-	case "ONLINE":
-		return 1
-	case "DEGRADED":
-		return 2
-	case "FAULTED", "OFFLINE", "UNAVAIL", "REMOVED", "SUSPENDED":
-		return 3
-	default:
-		return 0
-	}
-}
-
-// createZfsPoolHistoryRecord logs a pool health alert in the alerts history so
-// it is visible in the UI without creating an editable alert configuration.
-func createZfsPoolHistoryRecord(app core.App, userID, systemID, alertID, poolName string) error {
-	collection, err := app.FindCachedCollectionByNameOrId("alerts_history")
-	if err != nil {
-		return err
-	}
-	record := core.NewRecord(collection)
-	record.Set("user", userID)
-	record.Set("system", systemID)
-	record.Set("alert_id", alertID)
-	record.Set("name", "ZFS Pool: "+poolName)
-	return app.Save(record)
-}
-
-// resolveAllAlertHistoryRecords resolves every open history entry for an alert
-// record id (one per system user).
-func resolveAllAlertHistoryRecords(app core.App, alertID string) {
-	records, err := app.FindRecordsByFilter(
-		"alerts_history",
-		"alert_id={:alert_id} && resolved=null",
-		"", 0, 0,
-		dbx.Params{"alert_id": alertID},
-	)
-	if err != nil || len(records) == 0 {
-		return
-	}
-	now := time.Now().UTC()
-	for _, record := range records {
-		record.Set("resolved", now)
-		if err := app.Save(record); err != nil {
-			app.Logger().Error("Failed to resolve ZFS alert history", "err", err, "recordId", record.Id)
-		}
-	}
-}

internal/alerts/alerts_zfs_disk_test.go

@@ -1,145 +0,0 @@
-//go:build testing
-
-package alerts_test
-
-import (
-	"encoding/json"
-	"testing"
-	"time"
-
-	"github.com/henrygd/beszel/internal/entities/system"
-	beszelTests "github.com/henrygd/beszel/internal/tests"
-
-	"github.com/pocketbase/dbx"
-	"github.com/pocketbase/pocketbase/tools/types"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-// TestDiskAlertZfsPoolMultiMinute verifies that ZFS pool usage participates in
-// the Disk threshold alert using historical per-minute values, mirroring the
-// extra-filesystem behavior.
-func TestDiskAlertZfsPoolMultiMinute(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	systems, err := beszelTests.CreateSystems(hub, 1, user.Id, "up")
-	require.NoError(t, err)
-	systemRecord := systems[0]
-
-	diskAlert, err := beszelTests.CreateRecord(hub, "alerts", map[string]any{
-		"name":   "Disk",
-		"system": systemRecord.Id,
-		"user":   user.Id,
-		"value":  80, // threshold: 80%
-		"min":    2,  // requires historical averaging
-	})
-	require.NoError(t, err)
-
-	am := hub.GetAlertManager()
-	now := time.Now().UTC()
-
-	poolHigh := map[string]*system.ZfsPool{
-		"tank": {Total: 1000, Used: 920}, // 92% - above threshold
-	}
-
-	recordTimes := []time.Duration{
-		-180 * time.Second,
-		-90 * time.Second,
-		-60 * time.Second,
-		-30 * time.Second,
-	}
-
-	for _, offset := range recordTimes {
-		stats := system.Stats{
-			DiskPct:  30, // root disk at 30% - below threshold
-			ZfsPools: poolHigh,
-		}
-		statsJSON, _ := json.Marshal(stats)
-
-		recordTime := now.Add(offset)
-		record, err := beszelTests.CreateRecord(hub, "system_stats", map[string]any{
-			"system": systemRecord.Id,
-			"type":   "1m",
-			"stats":  string(statsJSON),
-		})
-		require.NoError(t, err)
-		record.SetRaw("created", recordTime.Format(types.DefaultDateLayout))
-		err = hub.SaveNoValidate(record)
-		require.NoError(t, err)
-	}
-
-	combinedDataHigh := &system.CombinedData{
-		Stats: system.Stats{
-			DiskPct:  30,
-			ZfsPools: poolHigh,
-		},
-		Info: system.Info{
-			DiskPct: 30,
-		},
-	}
-
-	systemRecord.Set("updated", now)
-	err = hub.SaveNoValidate(systemRecord)
-	require.NoError(t, err)
-
-	err = am.HandleSystemAlerts(systemRecord, combinedDataHigh)
-	require.NoError(t, err)
-
-	time.Sleep(20 * time.Millisecond)
-
-	diskAlert, err = hub.FindFirstRecordByFilter("alerts", "id={:id}", dbx.Params{"id": diskAlert.Id})
-	require.NoError(t, err)
-	assert.True(t, diskAlert.GetBool("triggered"),
-		"Alert should be triggered when ZFS pool average (92%%) exceeds threshold (80%%)")
-
-	// --- Resolution: pool drops to 50%, alert should resolve ---
-
-	poolLow := map[string]*system.ZfsPool{
-		"tank": {Total: 1000, Used: 500}, // 50% - below threshold
-	}
-
-	newNow := now.Add(2 * time.Minute)
-	for _, offset := range recordTimes {
-		stats := system.Stats{
-			DiskPct:  30,
-			ZfsPools: poolLow,
-		}
-		statsJSON, _ := json.Marshal(stats)
-
-		recordTime := newNow.Add(offset)
-		record, err := beszelTests.CreateRecord(hub, "system_stats", map[string]any{
-			"system": systemRecord.Id,
-			"type":   "1m",
-			"stats":  string(statsJSON),
-		})
-		require.NoError(t, err)
-		record.SetRaw("created", recordTime.Format(types.DefaultDateLayout))
-		err = hub.SaveNoValidate(record)
-		require.NoError(t, err)
-	}
-
-	combinedDataLow := &system.CombinedData{
-		Stats: system.Stats{
-			DiskPct:  30,
-			ZfsPools: poolLow,
-		},
-		Info: system.Info{
-			DiskPct: 30,
-		},
-	}
-
-	systemRecord.Set("updated", newNow)
-	err = hub.SaveNoValidate(systemRecord)
-	require.NoError(t, err)
-
-	err = am.HandleSystemAlerts(systemRecord, combinedDataLow)
-	require.NoError(t, err)
-
-	time.Sleep(20 * time.Millisecond)
-
-	diskAlert, err = hub.FindFirstRecordByFilter("alerts", "id={:id}", dbx.Params{"id": diskAlert.Id})
-	require.NoError(t, err)
-	assert.False(t, diskAlert.GetBool("triggered"),
-		"Alert should be resolved when ZFS pool average (50%%) drops below threshold (80%%)")
-}

internal/alerts/alerts_zfs_key_test.go

@@ -1,15 +0,0 @@
-//go:build testing
-
-package alerts
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func TestZfsDiskAlertKeyIsNamespaced(t *testing.T) {
-	assert.Equal(t, "zfs:tank", zfsDiskAlertKey("tank"))
-	assert.Equal(t, "Usage of ZFS pool tank", diskAlertDescriptor(zfsDiskAlertKey("tank")))
-	assert.Equal(t, "Usage of tank", diskAlertDescriptor("tank"))
-}

internal/alerts/alerts_zfs_test.go

@@ -1,292 +0,0 @@
-//go:build testing
-
-package alerts_test
-
-import (
-	"testing"
-	"time"
-
-	beszelTests "github.com/henrygd/beszel/internal/tests"
-	"github.com/pocketbase/pocketbase/core"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-func TestZfsPoolAlertOnlineToDegraded(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	assert.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "tank",
-		"health": "ONLINE",
-	})
-	assert.NoError(t, err)
-
-	// Re-fetch so PocketBase tracks original values
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	assert.NoError(t, err)
-
-	pool.Set("health", "DEGRADED")
-	err = hub.Save(pool)
-	assert.NoError(t, err)
-
-	time.Sleep(50 * time.Millisecond)
-
-	assert.EqualValues(t, 1, hub.TestMailer.TotalSend(), "should have 1 email sent after pool became DEGRADED")
-	lastMessage := hub.TestMailer.LastMessage()
-	assert.Contains(t, lastMessage.Subject, "ZFS pool DEGRADED on test-system")
-	assert.Contains(t, lastMessage.Subject, "tank")
-	assert.Contains(t, lastMessage.Text, "ONLINE to DEGRADED")
-}
-
-func TestZfsPoolAlertDegradedToFaulted(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	assert.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "rpool",
-		"health": "DEGRADED",
-	})
-	assert.NoError(t, err)
-
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	assert.NoError(t, err)
-
-	pool.Set("health", "FAULTED")
-	err = hub.Save(pool)
-	assert.NoError(t, err)
-
-	time.Sleep(50 * time.Millisecond)
-
-	assert.EqualValues(t, 2, hub.TestMailer.TotalSend(), "should alert on initial DEGRADED state and later FAULTED transition")
-	lastMessage := hub.TestMailer.LastMessage()
-	assert.Contains(t, lastMessage.Subject, "ZFS pool FAULTED on test-system")
-}
-
-func TestZfsPoolAlertNoAlertOnRecovery(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	assert.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "tank",
-		"health": "DEGRADED",
-	})
-	assert.NoError(t, err)
-
-	// Trigger a worsening alert first
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	assert.NoError(t, err)
-	pool.Set("health", "FAULTED")
-	err = hub.Save(pool)
-	assert.NoError(t, err)
-	time.Sleep(50 * time.Millisecond)
-	assert.EqualValues(t, 2, hub.TestMailer.TotalSend(), "expected alerts for initial DEGRADED state and DEGRADED -> FAULTED")
-
-	// Recovery back to ONLINE must not send a new alert
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	assert.NoError(t, err)
-	pool.Set("health", "ONLINE")
-	err = hub.Save(pool)
-	assert.NoError(t, err)
-	time.Sleep(50 * time.Millisecond)
-	assert.EqualValues(t, 2, hub.TestMailer.TotalSend(), "recovery should not send a new alert")
-
-	// And the open history entry should have been resolved
-	history, err := hub.FindRecordsByFilter("alerts_history", "alert_id={:alert_id}", "", 0, 0, map[string]any{"alert_id": pool.Id})
-	assert.NoError(t, err)
-	requireHistoryResolved(t, history)
-}
-
-func TestZfsPoolAlertUnknownHealthDoesNotResolve(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	require.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "tank",
-		"health": "DEGRADED",
-	})
-	require.NoError(t, err)
-	time.Sleep(50 * time.Millisecond)
-
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	require.NoError(t, err)
-	pool.Set("health", "")
-	require.NoError(t, hub.Save(pool))
-	time.Sleep(50 * time.Millisecond)
-
-	history, err := hub.FindRecordsByFilter("alerts_history", "alert_id={:alert_id} && resolved=null", "", 0, 0, map[string]any{"alert_id": pool.Id})
-	require.NoError(t, err)
-	require.Len(t, history, 1, "unknown health must not resolve an active alert")
-}
-
-func TestZfsPoolAlertUnknownToFaulted(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	assert.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "tank",
-		"health": "",
-	})
-	assert.NoError(t, err)
-
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	assert.NoError(t, err)
-
-	pool.Set("health", "FAULTED")
-	err = hub.Save(pool)
-	assert.NoError(t, err)
-
-	time.Sleep(50 * time.Millisecond)
-
-	assert.EqualValues(t, 1, hub.TestMailer.TotalSend(), "should alert when a previously unknown pool becomes FAULTED")
-}
-
-func TestZfsPoolAlertOnInitialUnhealthyState(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	require.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "tank",
-		"health": "DEGRADED",
-	})
-	require.NoError(t, err)
-	time.Sleep(50 * time.Millisecond)
-
-	require.EqualValues(t, 1, hub.TestMailer.TotalSend())
-	assert.Contains(t, hub.TestMailer.LastMessage().Text, "first observed as DEGRADED")
-
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	require.NoError(t, err)
-	require.NoError(t, hub.Save(pool))
-	time.Sleep(50 * time.Millisecond)
-	assert.EqualValues(t, 1, hub.TestMailer.TotalSend(), "unchanged unhealthy health must not duplicate alerts")
-}
-
-func TestZfsPoolAlertWritesHistory(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	assert.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "tank",
-		"health": "ONLINE",
-	})
-	assert.NoError(t, err)
-
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	assert.NoError(t, err)
-	pool.Set("health", "FAULTED")
-	err = hub.Save(pool)
-	assert.NoError(t, err)
-
-	time.Sleep(50 * time.Millisecond)
-
-	history, err := hub.FindRecordsByFilter("alerts_history", "alert_id={:alert_id}", "", 0, 0, map[string]any{"alert_id": pool.Id})
-	assert.NoError(t, err)
-	require.Len(t, history, 1, "expected one history entry per user")
-	assert.Equal(t, "ZFS Pool: tank", history[0].GetString("name"))
-	assert.Equal(t, system.Id, history[0].GetString("system"))
-}
-
-func TestZfsPoolAlertResolvedOnRecordDelete(t *testing.T) {
-	hub, user := beszelTests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"users": []string{user.Id},
-		"host":  "127.0.0.1",
-	})
-	assert.NoError(t, err)
-
-	pool, err := beszelTests.CreateRecord(hub, "zfs_pools", map[string]any{
-		"system": system.Id,
-		"name":   "tank",
-		"health": "ONLINE",
-	})
-	assert.NoError(t, err)
-
-	// Trigger an alert so an open history entry exists.
-	pool, err = hub.FindRecordById("zfs_pools", pool.Id)
-	assert.NoError(t, err)
-	pool.Set("health", "FAULTED")
-	err = hub.Save(pool)
-	assert.NoError(t, err)
-	time.Sleep(50 * time.Millisecond)
-
-	history, err := hub.FindRecordsByFilter("alerts_history", "alert_id={:alert_id} && resolved=null", "", 0, 0, map[string]any{"alert_id": pool.Id})
-	assert.NoError(t, err)
-	require.Len(t, history, 1, "expected one open history entry")
-
-	// Deleting the pool record must resolve the open entry.
-	err = hub.Delete(pool)
-	assert.NoError(t, err)
-	time.Sleep(50 * time.Millisecond)
-
-	history, err = hub.FindRecordsByFilter("alerts_history", "alert_id={:alert_id}", "", 0, 0, map[string]any{"alert_id": pool.Id})
-	assert.NoError(t, err)
-	require.Len(t, history, 1)
-	requireHistoryResolved(t, history)
-}
-
-func requireHistoryResolved(t *testing.T, history []*core.Record) {
-	t.Helper()
-	for _, record := range history {
-		assert.False(t, record.GetDateTime("resolved").Time().IsZero(), "expected history entry to be resolved")
-	}
-}

internal/common/common-ws.go

@@ -22,8 +22,6 @@ const (
 	GetSmartData
 	// Request detailed systemd service info from agent
 	GetSystemdInfo
-	// Request ZFS detail data from agent
-	GetZfsData
 	// Add new actions here...
 )
 
@@ -66,10 +64,6 @@ type DataRequestOptions struct {
 	IncludeDetails bool   `cbor:"1,keyasint"`
 }
 
-type ZfsDataRequest struct {
-	Force bool `cbor:"0,keyasint,omitempty"`
-}
-
 type ContainerLogsRequest struct {
 	ContainerID string `cbor:"0,keyasint"`
 }

internal/dockerfile_agent_alpine

@@ -23,7 +23,7 @@ COPY --from=builder /agent /agent
 # AMD GPU name lookup (used by agent on Linux when /usr/share/libdrm/amdgpu.ids is read)
 COPY --from=builder /app/agent/test-data/amdgpu.ids /usr/share/libdrm/amdgpu.ids
 
-RUN apk add --no-cache smartmontools zfs
+RUN apk add --no-cache smartmontools
 
 # Ensure data persistence across container recreations
 VOLUME ["/var/lib/beszel-agent"]

internal/entities/container/container.go

@@ -74,30 +74,6 @@ func (s *ApiStats) CalculateCpuPercentLinux(prevCpuContainer uint64, prevCpuSyst
 	return float64(cpuDelta) / float64(systemDelta) * 100.0
 }
 
-// CalculateCpuPercentPodman calculates CPU percentage for Podman containers.
-// Podman populates system_cpu_usage from cgroup cpu.stat rather than /proc/stat, so it
-// represents only cgroup-accounted activity, not total host CPU capacity. Using it as
-// a denominator inflates the result. Instead we use elapsed wall-clock time × online_cpus,
-// matching the approach used for Windows and recommended in:
-// https://github.com/henrygd/beszel/issues/2049
-func (s *ApiStats) CalculateCpuPercentPodman(prevCpuContainer uint64, prevRead time.Time) float64 {
-	if prevCpuContainer == 0 || s.CPUStats.OnlineCPUs == 0 {
-		return 0.0
-	}
-	// Treat a reset or out-of-order counter as a new baseline instead of
-	// allowing unsigned subtraction to wrap to an enormous percentage.
-	if s.CPUStats.CPUUsage.TotalUsage < prevCpuContainer {
-		return 0.0
-	}
-	cpuDelta := s.CPUStats.CPUUsage.TotalUsage - prevCpuContainer
-	elapsedNs := uint64(s.Read.Sub(prevRead).Nanoseconds())
-	systemCapacity := elapsedNs * uint64(s.CPUStats.OnlineCPUs)
-	if systemCapacity == 0 {
-		return 0.0
-	}
-	return float64(cpuDelta) / float64(systemCapacity) * 100.0
-}
-
 // from: https://github.com/docker/cli/blob/master/cli/command/container/stats_helpers.go#L185
 func (s *ApiStats) CalculateCpuPercentWindows(prevCpuUsage uint64, prevRead time.Time) float64 {
 	// Max number of 100ns intervals between the previous time read and now
@@ -122,10 +98,8 @@ func (s *ApiStats) CalculateCpuPercentWindows(prevCpuUsage uint64, prevRead time
 type CPUStats struct {
 	// CPU Usage. Linux and Windows.
 	CPUUsage CPUUsage `json:"cpu_usage"`
-	// System Usage. Linux only. Populated from /proc/stat on Docker; from cgroup cpu.stat on Podman.
+	// System Usage. Linux only.
 	SystemUsage uint64 `json:"system_cpu_usage,omitempty"`
-	// Number of online CPUs. Linux only. Used by Podman for time-based CPU calculation.
-	OnlineCPUs uint32 `json:"online_cpus,omitempty"`
 }
 
 type CPUUsage struct {

internal/entities/system/system.go

@@ -33,6 +33,8 @@ type Stats struct {
 	MaxNetworkSent float64             `json:"nsm,omitempty" cbor:"-"`
 	MaxNetworkRecv float64             `json:"nrm,omitempty" cbor:"-"`
 	Temperatures   map[string]float64  `json:"t,omitempty" cbor:"20,keyasint,omitempty"`
+	Fans           map[string]uint16   `json:"f,omitempty" cbor:"36,keyasint,omitempty"`
+	Batteries      map[string]uint8    `json:"bats,omitempty" cbor:"37,keyasint,omitempty"`
 	ExtraFs        map[string]*FsStats `json:"efs,omitempty" cbor:"21,keyasint,omitempty"`
 	GPUData        map[string]GPUData  `json:"g,omitempty" cbor:"22,keyasint,omitempty"`
 	// LoadAvg1       float64             `json:"l1,omitempty" cbor:"23,keyasint,omitempty"`
@@ -42,7 +44,7 @@ type Stats struct {
 	MaxBandwidth [2]uint64 `json:"bm,omitzero" cbor:"-"`                   // [sent bytes, recv bytes]
 	// TODO: remove other load fields in future release in favor of load avg array
 	LoadAvg           [3]float64           `json:"la,omitempty" cbor:"28,keyasint"`
-	Battery           Battery              `json:"bat,omitzero" cbor:"29,keyasint,omitzero"`    // [percent, charge state]
+	Battery           [2]uint8             `json:"bat,omitzero" cbor:"29,keyasint,omitzero"`    // [percent, charge state]
 	NetworkInterfaces map[string][4]uint64 `json:"ni,omitempty" cbor:"31,keyasint,omitempty"`   // [upload bytes, download bytes, total upload, total download]
 	DiskIO            [2]uint64            `json:"dio,omitzero" cbor:"32,keyasint,omitzero"`    // [read bytes, write bytes]
 	MaxDiskIO         [2]uint64            `json:"diom,omitzero" cbor:"-"`                      // [max read bytes, max write bytes]
@@ -50,20 +52,6 @@ type Stats struct {
 	CpuCoresUsage     Uint8Slice           `json:"cpus,omitempty" cbor:"34,keyasint,omitempty"` // per-core busy usage [CPU0..]
 	DiskIoStats       [6]float64           `json:"dios,omitzero" cbor:"35,keyasint,omitzero"`   // [read time %, write time %, io utilization %, r_await ms, w_await ms, weighted io %]
 	MaxDiskIoStats    [6]float64           `json:"diosm,omitzero" cbor:"-"`                     // max values for DiskIoStats
-	Fans              map[string]uint16    `json:"f,omitempty" cbor:"36,keyasint,omitempty"`
-	Batteries         map[string]uint8     `json:"bats,omitempty" cbor:"37,keyasint,omitempty"`
-	ZfsPools          map[string]*ZfsPool  `json:"z,omitempty" cbor:"39,keyasint,omitempty"`  // ZFS pool metrics, keyed by pool name
-	DiskIOTotal       [2]uint64            `json:"diot,omitzero" cbor:"38,keyasint,omitzero"` // [total read bytes, total write bytes] cumulative device counters
-
-}
-
-// ZfsPool holds per-pool ZFS metrics for a single collection interval.
-type ZfsPool struct {
-	Total      float64 `json:"d" cbor:"0,keyasint"`                     // total capacity in GiB
-	Used       float64 `json:"du" cbor:"1,keyasint"`                    // allocated in GiB
-	ReadBytes  uint64  `json:"rb,omitzero" cbor:"2,keyasint,omitzero"`  // read throughput in bytes/s
-	WriteBytes uint64  `json:"wb,omitzero" cbor:"3,keyasint,omitzero"`  // write throughput in bytes/s
-	Health     string  `json:"h,omitempty" cbor:"4,keyasint,omitempty"` // ONLINE, DEGRADED, FAULTED, ...
 }
 
 // Uint8Slice wraps []uint8 to customize JSON encoding while keeping CBOR efficient.
@@ -83,15 +71,6 @@ func (s Uint8Slice) MarshalJSON() ([]byte, error) {
 	return json.Marshal(arr)
 }
 
-// Battery stores the representative battery's percent and charge state.
-// Its custom JSON encoding keeps the public and persisted representation as a
-// numeric tuple under both encoding/json v1 and v2.
-type Battery [2]uint8
-
-func (b Battery) MarshalJSON() ([]byte, error) {
-	return json.Marshal([2]uint16{uint16(b[0]), uint16(b[1])})
-}
-
 type GPUData struct {
 	Name        string             `json:"n" cbor:"0,keyasint"`
 	Temperature float64            `json:"-"`
@@ -111,8 +90,8 @@ type FsStats struct {
 	Name           string    `json:"-"`
 	DiskTotal      float64   `json:"d" cbor:"0,keyasint"`
 	DiskUsed       float64   `json:"du" cbor:"1,keyasint"`
-	TotalRead      uint64    `json:"tr,omitzero" cbor:"9,keyasint,omitzero"`  // cumulative device read bytes
-	TotalWrite     uint64    `json:"tw,omitzero" cbor:"10,keyasint,omitzero"` // cumulative device write bytes
+	TotalRead      uint64    `json:"-"`
+	TotalWrite     uint64    `json:"-"`
 	DiskReadPs     float64   `json:"r" cbor:"2,keyasint"`
 	DiskWritePs    float64   `json:"w" cbor:"3,keyasint"`
 	MaxDiskReadPS  float64   `json:"rm,omitempty" cbor:"-"`
@@ -176,9 +155,8 @@ type Info struct {
 	LoadAvg        [3]float64         `json:"la,omitempty" cbor:"19,keyasint"`
 	ConnectionType ConnectionType     `json:"ct,omitempty" cbor:"20,keyasint,omitempty,omitzero"`
 	ExtraFsPct     map[string]float64 `json:"efs,omitempty" cbor:"21,keyasint,omitempty"`
-	Services       []uint16           `json:"sv,omitempty" cbor:"22,keyasint,omitempty"`  // [totalServices, numFailedServices]
-	Battery        Battery            `json:"bat,omitzero" cbor:"23,keyasint,omitzero"`   // [percent, charge state]
-	RootDiskName   string             `json:"rdn,omitempty" cbor:"24,keyasint,omitempty"` // custom name for root disk (set via FILESYSTEM=device__name)
+	Services       []uint16           `json:"sv,omitempty" cbor:"22,keyasint,omitempty"` // [totalServices, numFailedServices]
+	Battery        [2]uint8           `json:"bat,omitzero" cbor:"23,keyasint,omitzero"`  // [percent, charge state]
 }
 
 // Data that does not change during process lifetime and is not needed in All Systems table
@@ -194,7 +172,6 @@ type Details struct {
 	Podman        bool          `cbor:"8,keyasint,omitempty"`
 	MemoryTotal   uint64        `cbor:"9,keyasint"`
 	SmartInterval time.Duration `cbor:"10,keyasint,omitempty"`
-	ZfsInterval   time.Duration `cbor:"11,keyasint,omitempty"` // interval for ZFS detail refresh
 }
 
 // Final data structure to return to the hub
@@ -204,7 +181,4 @@ type CombinedData struct {
 	Containers      []*container.Stats `json:"container" cbor:"2,keyasint"`
 	SystemdServices []*systemd.Service `json:"systemd,omitempty" cbor:"3,keyasint,omitempty"`
 	Details         *Details           `cbor:"4,keyasint,omitempty"`
-	// SystemdServicesUpdated distinguishes a fresh empty snapshot from a response
-	// that omitted systemd data (for example, a short-cache dashboard request).
-	SystemdServicesUpdated bool `json:"systemdUpdated,omitempty" cbor:"5,keyasint,omitempty"`
 }

internal/entities/system/system_test.go

@@ -2,11 +2,9 @@ package system
 
 import (
 	"encoding/json"
-	jsonv2 "encoding/json/v2"
 	"testing"
 
 	"github.com/fxamacker/cbor/v2"
-	"github.com/henrygd/beszel/internal/entities/container"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
@@ -14,19 +12,12 @@ import (
 func TestStatsBatteryTransport(t *testing.T) {
 	stats := Stats{Battery: [2]uint8{0, 1}, Batteries: map[string]uint8{"Primary": 0, "Mouse": 75}}
 
-	for name, marshal := range map[string]func(any) ([]byte, error){
-		"json_v1": json.Marshal,
-		"json_v2": func(value any) ([]byte, error) { return jsonv2.Marshal(value) },
-	} {
-		t.Run(name, func(t *testing.T) {
-			jsonData, err := marshal(stats)
-			require.NoError(t, err)
-			var jsonPayload map[string]any
-			require.NoError(t, json.Unmarshal(jsonData, &jsonPayload))
-			assert.Equal(t, []any{float64(0), float64(1)}, jsonPayload["bat"])
-			assert.Equal(t, map[string]any{"Primary": float64(0), "Mouse": float64(75)}, jsonPayload["bats"])
-		})
-	}
+	jsonData, err := json.Marshal(stats)
+	require.NoError(t, err)
+	var jsonPayload map[string]any
+	require.NoError(t, json.Unmarshal(jsonData, &jsonPayload))
+	assert.Equal(t, []any{float64(0), float64(1)}, jsonPayload["bat"])
+	assert.Equal(t, map[string]any{"Primary": float64(0), "Mouse": float64(75)}, jsonPayload["bats"])
 
 	cborData, err := cbor.Marshal(stats)
 	require.NoError(t, err)
@@ -36,26 +27,6 @@ func TestStatsBatteryTransport(t *testing.T) {
 	assert.Equal(t, stats.Batteries, decoded.Batteries)
 }
 
-func TestStatsDiskIOTotalAndFansTransport(t *testing.T) {
-	stats := Stats{
-		DiskIOTotal: [2]uint64{437348527104, 331522465792},
-		Fans:        map[string]uint16{"cpu": 1200},
-	}
-
-	cborData, err := cbor.Marshal(stats)
-	require.NoError(t, err)
-	var decoded Stats
-	require.NoError(t, cbor.Unmarshal(cborData, &decoded))
-	assert.Equal(t, stats.DiskIOTotal, decoded.DiskIOTotal)
-	assert.Equal(t, stats.Fans, decoded.Fans)
-}
-
-func TestStatsBatteryNumericArrayUnmarshal(t *testing.T) {
-	var stats Stats
-	require.NoError(t, json.Unmarshal([]byte(`{"bat":[50,4]}`), &stats))
-	assert.Equal(t, Battery{50, 4}, stats.Battery)
-}
-
 func TestStatsLegacyBatteryPayload(t *testing.T) {
 	data, err := json.Marshal(Stats{Battery: [2]uint8{50, 4}})
 	require.NoError(t, err)
@@ -64,56 +35,3 @@ func TestStatsLegacyBatteryPayload(t *testing.T) {
 	assert.Contains(t, payload, "bat")
 	assert.NotContains(t, payload, "bats")
 }
-
-func TestCombinedDataSystemdUpdateMarkerTransport(t *testing.T) {
-	data := CombinedData{SystemdServicesUpdated: true}
-
-	jsonData, err := json.Marshal(data)
-	require.NoError(t, err)
-	var decodedJSON CombinedData
-	require.NoError(t, json.Unmarshal(jsonData, &decodedJSON))
-	assert.True(t, decodedJSON.SystemdServicesUpdated)
-	assert.Empty(t, decodedJSON.SystemdServices)
-
-	cborData, err := cbor.Marshal(data)
-	require.NoError(t, err)
-	var decodedCBOR CombinedData
-	require.NoError(t, cbor.Unmarshal(cborData, &decodedCBOR))
-	assert.True(t, decodedCBOR.SystemdServicesUpdated)
-	assert.Empty(t, decodedCBOR.SystemdServices)
-
-	var legacy CombinedData
-	require.NoError(t, json.Unmarshal([]byte(`{"stats":{},"info":{},"container":[]}`), &legacy))
-	assert.False(t, legacy.SystemdServicesUpdated)
-}
-
-func TestCombinedDataContainerValidityTransport(t *testing.T) {
-	validEmpty := CombinedData{Containers: []*container.Stats{}}
-
-	jsonData, err := json.Marshal(validEmpty)
-	require.NoError(t, err)
-	var decodedJSON CombinedData
-	require.NoError(t, json.Unmarshal(jsonData, &decodedJSON))
-	assert.NotNil(t, decodedJSON.Containers)
-	assert.Empty(t, decodedJSON.Containers)
-
-	jsonV2Data, err := jsonv2.Marshal(validEmpty)
-	require.NoError(t, err)
-	var decodedJSONV2 CombinedData
-	require.NoError(t, jsonv2.Unmarshal(jsonV2Data, &decodedJSONV2))
-	assert.NotNil(t, decodedJSONV2.Containers)
-	assert.Empty(t, decodedJSONV2.Containers)
-
-	cborData, err := cbor.Marshal(validEmpty)
-	require.NoError(t, err)
-	var decodedCBOR CombinedData
-	require.NoError(t, cbor.Unmarshal(cborData, &decodedCBOR))
-	assert.NotNil(t, decodedCBOR.Containers)
-	assert.Empty(t, decodedCBOR.Containers)
-
-	invalidData, err := cbor.Marshal(CombinedData{})
-	require.NoError(t, err)
-	var decodedInvalid CombinedData
-	require.NoError(t, cbor.Unmarshal(invalidData, &decodedInvalid))
-	assert.Nil(t, decodedInvalid.Containers)
-}

internal/entities/zfs/zfs.go

@@ -1,45 +0,0 @@
-// Package zfs defines the ZFS detail data exchanged between agent and hub.
-package zfs
-
-// ZfsData is the detail payload returned by the agent for the GetZfsData action.
-type ZfsData struct {
-	Pools    []*PoolDetail `json:"pools,omitempty"`
-	Complete bool          `json:"complete,omitempty"`
-}
-
-// PoolDetail holds the verbose state of a single pool: capacity, health,
-// scrub, vdev, and dataset information.
-type PoolDetail struct {
-	Name     string     `json:"name"`
-	Health   string     `json:"health,omitempty"`
-	Size     uint64     `json:"size,omitempty"`  // bytes
-	Alloc    uint64     `json:"alloc,omitempty"` // bytes
-	Free     uint64     `json:"free,omitempty"`  // bytes
-	Scrub    *Scrub     `json:"scrub,omitempty"`
-	Vdevs    []*Vdev    `json:"vdevs,omitempty"`
-	Datasets []*Dataset `json:"datasets,omitempty"`
-}
-
-// Scrub holds the scrub (or resilver) status of a pool.
-type Scrub struct {
-	State    string `json:"state,omitempty"` // NONE, SCANNING, FINISHED, CANCELED
-	Progress string `json:"progress,omitempty"`
-	Errors   uint64 `json:"errors,omitempty"`
-}
-
-// Vdev is a single vdev (mirror, raidz, or leaf disk) with error counters.
-type Vdev struct {
-	Name         string `json:"name"`
-	State        string `json:"state,omitempty"`
-	ReadErrs     uint64 `json:"readErrs,omitempty"`
-	WriteErrs    uint64 `json:"writeErrs,omitempty"`
-	ChecksumErrs uint64 `json:"checksumErrs,omitempty"`
-}
-
-// Dataset is a single ZFS dataset with usage information.
-type Dataset struct {
-	Name       string `json:"name"`
-	Used       uint64 `json:"used,omitempty"`
-	Avail      uint64 `json:"avail,omitempty"`
-	Mountpoint string `json:"mount,omitempty"`
-}

internal/ghupdate/ghupdate.go

@@ -30,10 +30,6 @@ const (
 	colorGray   = "\033[90m"
 )
 
-// buildGOARM is set by GoReleaser for agent builds. An empty value identifies
-// legacy builds, which used GoReleaser's default GOARM value (ARMv6).
-var buildGOARM string
-
 func ColorPrint(color, text string) {
 	fmt.Println(color + text + colorReset)
 }
@@ -133,7 +129,7 @@ func (p *updater) update() (updated bool, err error) {
 		return false, nil
 	}
 
-	suffix := archiveSuffix(p.config.ArchiveExecutable, runtime.GOOS, runtime.GOARCH, buildGOARM)
+	suffix := archiveSuffix(p.config.ArchiveExecutable, runtime.GOOS, runtime.GOARCH)
 	asset, err := latest.findAssetBySuffix(suffix)
 	if err != nil {
 		return false, err
@@ -350,7 +346,7 @@ func copyFile(src, dst string) error {
 	return destFile.Chmod(sourceInfo.Mode())
 }
 
-func archiveSuffix(binaryName, goos, goarch, goarm string) string {
+func archiveSuffix(binaryName, goos, goarch string) string {
 	if goos == "windows" {
 		return fmt.Sprintf("%s_%s_%s.zip", binaryName, goos, goarch)
 	}
@@ -358,11 +354,7 @@ func archiveSuffix(binaryName, goos, goarch, goarm string) string {
 	if binaryName == "beszel-agent" && goos == "linux" && goarch == "amd64" && isGlibc() {
 		return fmt.Sprintf("%s_%s_%s_glibc.tar.gz", binaryName, goos, goarch)
 	}
-	armSuffix := ""
-	if binaryName == "beszel-agent" && goarch == "arm" && (goarm == "5" || goarm == "7") {
-		armSuffix = "v" + goarm
-	}
-	return fmt.Sprintf("%s_%s_%s%s.tar.gz", binaryName, goos, goarch, armSuffix)
+	return fmt.Sprintf("%s_%s_%s.tar.gz", binaryName, goos, goarch)
 }
 
 func isGlibc() bool {

internal/ghupdate/ghupdate_test.go

@@ -8,31 +8,6 @@ import (
 	"testing"
 )
 
-func TestArchiveSuffix(t *testing.T) {
-	tests := []struct {
-		name                 string
-		binary, goos, goarch string
-		goarm, want          string
-	}{
-		{"armv5 agent", "beszel-agent", "linux", "arm", "5", "beszel-agent_linux_armv5.tar.gz"},
-		{"armv6 keeps legacy name", "beszel-agent", "linux", "arm", "6", "beszel-agent_linux_arm.tar.gz"},
-		{"hub keeps legacy arm name", "beszel", "linux", "arm", "6", "beszel_linux_arm.tar.gz"},
-		{"armv7 agent", "beszel-agent", "linux", "arm", "7", "beszel-agent_linux_armv7.tar.gz"},
-		{"newer arm keeps legacy name", "beszel-agent", "linux", "arm", "8", "beszel-agent_linux_arm.tar.gz"},
-		{"unknown arm keeps legacy name", "beszel-agent", "linux", "arm", "", "beszel-agent_linux_arm.tar.gz"},
-		{"amd64 hub", "beszel", "linux", "amd64", "", "beszel_linux_amd64.tar.gz"},
-		{"windows", "beszel-agent", "windows", "amd64", "", "beszel-agent_windows_amd64.zip"},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			if got := archiveSuffix(tt.binary, tt.goos, tt.goarch, tt.goarm); got != tt.want {
-				t.Errorf("archiveSuffix() = %q, want %q", got, tt.want)
-			}
-		})
-	}
-}
-
 func TestReleaseFindAssetBySuffix(t *testing.T) {
 	r := release{
 		Assets: []*releaseAsset{

internal/hub/api.go

@@ -125,8 +125,6 @@ func (h *Hub) registerApiRoutes(se *core.ServeEvent) error {
 	apiAuth.DELETE("/user-alerts", alerts.DeleteUserAlerts)
 	// refresh SMART devices for a system
 	apiAuth.POST("/smart/refresh", h.refreshSmartData).BindFunc(excludeReadOnlyRole)
-	// refresh ZFS pool details for a system
-	apiAuth.POST("/zfs/refresh", h.refreshZfsData).BindFunc(excludeReadOnlyRole)
 	// get systemd service details
 	apiAuth.GET("/systemd/info", h.getSystemdInfo)
 	// /containers routes
@@ -391,23 +389,3 @@ func (h *Hub) refreshSmartData(e *core.RequestEvent) error {
 
 	return e.JSON(http.StatusOK, map[string]string{"status": "ok"})
 }
-
-// refreshZfsData handles POST /api/beszel/zfs/refresh requests
-// Fetches fresh ZFS detail data from the agent and updates the collection
-func (h *Hub) refreshZfsData(e *core.RequestEvent) error {
-	systemID := e.Request.URL.Query().Get("system")
-	if systemID == "" {
-		return e.BadRequestError("Invalid system parameter", nil)
-	}
-
-	system, err := h.sm.GetSystem(systemID)
-	if err != nil || !system.HasUser(e.App, e.Auth) {
-		return e.NotFoundError("", nil)
-	}
-
-	if err := system.FetchAndSaveZfsPools(true); err != nil {
-		return e.InternalServerError("", err)
-	}
-
-	return e.JSON(http.StatusOK, map[string]string{"status": "ok"})
-}

internal/hub/api_test.go

@@ -11,7 +11,6 @@ import (
 	beszelTests "github.com/henrygd/beszel/internal/tests"
 
 	"github.com/henrygd/beszel/internal/migrations"
-	"github.com/pocketbase/dbx"
 	"github.com/pocketbase/pocketbase/core"
 	pbTests "github.com/pocketbase/pocketbase/tests"
 	"github.com/stretchr/testify/require"
@@ -56,7 +55,7 @@ func TestApiRoutesAuthentication(t *testing.T) {
 	// Create test system
 	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
 		"name":  "test-system",
-		"users": []string{user.Id, readOnlyUser.Id},
+		"users": []string{user.Id},
 		"host":  "127.0.0.1",
 	})
 	require.NoError(t, err, "Failed to create test system")
@@ -278,24 +277,6 @@ func TestApiRoutesAuthentication(t *testing.T) {
 				"systems": []string{system.Id},
 			}),
 		},
-		{
-			Name:   "POST /user-alerts - readonly user can create own alert",
-			Method: http.MethodPost,
-			URL:    "/api/beszel/user-alerts",
-			Headers: map[string]string{
-				"Authorization": readOnlyUserToken,
-			},
-			ExpectedStatus:  200,
-			ExpectedContent: []string{"\"success\":true"},
-			TestAppFactory:  testAppFactory,
-			Body: jsonReader(map[string]any{
-				"name": "CPU", "value": 80, "min": 10, "systems": []string{system.Id},
-			}),
-			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
-				alerts, _ := app.CountRecords("alerts", dbx.HashExp{"user": readOnlyUser.Id})
-				require.EqualValues(t, 1, alerts)
-			},
-		},
 		{
 			Name:            "DELETE /user-alerts - no auth should fail",
 			Method:          http.MethodDelete,
@@ -333,29 +314,6 @@ func TestApiRoutesAuthentication(t *testing.T) {
 				})
 			},
 		},
-		{
-			Name:   "DELETE /user-alerts - readonly user can delete own alert",
-			Method: http.MethodDelete,
-			URL:    "/api/beszel/user-alerts",
-			Headers: map[string]string{
-				"Authorization": readOnlyUserToken,
-			},
-			ExpectedStatus:  200,
-			ExpectedContent: []string{"\"count\":1", "\"success\":true"},
-			TestAppFactory:  testAppFactory,
-			Body: jsonReader(map[string]any{
-				"name": "CPU", "systems": []string{system.Id},
-			}),
-			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
-				beszelTests.CreateRecord(app, "alerts", map[string]any{
-					"name": "CPU", "system": system.Id, "user": readOnlyUser.Id, "value": 80,
-				})
-			},
-			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
-				alerts, _ := app.CountRecords("alerts", dbx.HashExp{"user": readOnlyUser.Id})
-				require.Zero(t, alerts)
-			},
-		},
 		{
 			Name:            "GET /containers/logs - no auth should fail",
 			Method:          http.MethodGet,

internal/hub/collections.go

@@ -91,12 +91,6 @@ func setCollectionAuthSettings(app core.App) error {
 	}); err != nil {
 		return err
 	}
-	if err := applyCollectionRules(app, []string{"zfs_pools"}, collectionRules{
-		list: &systemScopedReadRule,
-		view: &systemScopedReadRule,
-	}); err != nil {
-		return err
-	}
 
 	if err := applyCollectionRules(app, []string{"fingerprints"}, collectionRules{
 		list:   &systemScopedReadRule,

internal/hub/collections_test.go

@@ -50,13 +50,6 @@ func TestCollectionRulesDefault(t *testing.T) {
 	assert.Equal(t, isUserMatchesUser, *alertsCollection.CreateRule)
 	assert.Equal(t, isUserMatchesUser, *alertsCollection.UpdateRule)
 	assert.Equal(t, isUserMatchesUser, *alertsCollection.DeleteRule)
-	alertNames := alertsCollection.Fields.GetByName("name").(*core.SelectField).Values
-	for _, name := range []string{"CPUIOWait", "CPUSteal"} {
-		assert.Contains(t, alertNames, name)
-	}
-	for _, name := range []string{"CPUSystem", "CPUUser", "CPUIdle", "CPUOther"} {
-		assert.NotContains(t, alertNames, name)
-	}
 
 	// alerts_history collection
 	alertsHistoryCollection, err := hub.FindCollectionByNameOrId("alerts_history")
@@ -364,13 +357,6 @@ func TestApiCollectionsAuthRules(t *testing.T) {
 		"host":  "127.0.0.2",
 	})
 
-	userOneAlert, _ := beszelTests.CreateRecord(hub, "alerts", map[string]any{
-		"name": "CPU", "system": userOneSystem.Id, "user": user1.Id, "value": 80,
-	})
-	userTwoAlert, _ := beszelTests.CreateRecord(hub, "alerts", map[string]any{
-		"name": "CPU", "system": userTwoSystem.Id, "user": user2.Id, "value": 80,
-	})
-
 	userRecords, _ := hub.CountRecords("users")
 	assert.EqualValues(t, 3, userRecords, "all users should be created")
 
@@ -382,30 +368,6 @@ func TestApiCollectionsAuthRules(t *testing.T) {
 	}
 
 	scenarios := []beszelTests.ApiScenario{
-		{
-			Name:   "Users can only list their own alerts",
-			Method: http.MethodGet,
-			URL:    "/api/collections/alerts/records",
-			Headers: map[string]string{
-				"Authorization": user1Token,
-			},
-			ExpectedStatus:     200,
-			ExpectedContent:    []string{userOneAlert.Id},
-			NotExpectedContent: []string{userTwoAlert.Id},
-			TestAppFactory:     testAppFactory,
-		},
-		{
-			Name:   "Users cannot view another user's alert by id",
-			Method: http.MethodGet,
-			URL:    fmt.Sprintf("/api/collections/alerts/records/%s", userTwoAlert.Id),
-			Headers: map[string]string{
-				"Authorization": user1Token,
-			},
-			ExpectedStatus:     403,
-			ExpectedContent:    []string{"Only superusers"},
-			NotExpectedContent: []string{userTwoAlert.Id},
-			TestAppFactory:     testAppFactory,
-		},
 		{
 			Name:               "Unauthorized user cannot list systems",
 			Method:             http.MethodGet,

internal/hub/systems/ssh_timeout_test.go

@@ -4,13 +4,11 @@ package systems
 
 import (
 	"errors"
-	"sync"
 	"testing"
 	"testing/synctest"
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"golang.org/x/crypto/ssh"
 )
 
 // TestRunWithTimeout covers the guard added for issue #2041: the per-system SSH
@@ -56,38 +54,3 @@ func TestRunWithTimeout(t *testing.T) {
 		})
 	})
 }
-
-// closedConn stands in for a connection whose peer has gone away: opening a
-// channel fails rather than succeeding, which is what NewSession does on a
-// client that closeSSHConnection has already closed.
-type closedConn struct{ ssh.Conn }
-
-func (closedConn) OpenChannel(string, []byte) (ssh.Channel, <-chan *ssh.Request, error) {
-	return nil, nil, errors.New("use of closed network connection")
-}
-
-func (closedConn) Close() error { return nil }
-
-// TestCreateSessionDuringClose covers issue #2157: the background SMART fetch
-// creates a session while the updater can be tearing the same connection down,
-// so session creation must not read the client field after it is cleared.
-func TestCreateSessionDuringClose(t *testing.T) {
-	for range 500 {
-		sys := &System{ctx: t.Context()}
-		sys.client.Store(&ssh.Client{Conn: closedConn{}})
-
-		var wg sync.WaitGroup
-		wg.Add(2)
-		go func() {
-			defer wg.Done()
-			session, err := sys.createSessionWithTimeout(time.Second)
-			assert.Nil(t, session)
-			assert.Error(t, err, "a closed connection must surface an error, not a session")
-		}()
-		go func() {
-			defer wg.Done()
-			sys.closeSSHConnection()
-		}()
-		wg.Wait()
-	}
-}

internal/hub/systems/system.go

@@ -21,7 +21,6 @@ import (
 	"github.com/henrygd/beszel/internal/entities/smart"
 	"github.com/henrygd/beszel/internal/entities/system"
 	"github.com/henrygd/beszel/internal/entities/systemd"
-	"github.com/henrygd/beszel/internal/entities/zfs"
 
 	"github.com/henrygd/beszel"
 
@@ -34,24 +33,22 @@ import (
 )
 
 type System struct {
-	Id             string                     `db:"id"`
-	Host           string                     `db:"host"`
-	Port           string                     `db:"port"`
-	Status         string                     `db:"status"`
-	manager        *SystemManager             // Manager that this system belongs to
-	client         atomic.Pointer[ssh.Client] // SSH client for fetching data
-	sshTransport   *transport.SSHTransport    // SSH transport for requests
-	data           *system.CombinedData       // system data from agent
-	ctx            context.Context            // Context for stopping the updater
-	cancel         context.CancelFunc         // Stops and removes system from updater
-	WsConn         *ws.WsConn                 // Handler for agent WebSocket connection
-	agentVersion   semver.Version             // Agent version
-	updateTicker   *time.Ticker               // Ticker for updating the system
-	detailsFetched atomic.Bool                // True if static system details have been fetched and saved
-	smartFetching  atomic.Bool                // True if SMART devices are currently being fetched
-	smartInterval  time.Duration              // Interval for periodic SMART data updates
-	zfsFetching    atomic.Bool                // True if ZFS pools are currently being fetched
-	zfsInterval    time.Duration              // Interval for periodic ZFS detail data updates
+	Id             string                  `db:"id"`
+	Host           string                  `db:"host"`
+	Port           string                  `db:"port"`
+	Status         string                  `db:"status"`
+	manager        *SystemManager          // Manager that this system belongs to
+	client         *ssh.Client             // SSH client for fetching data
+	sshTransport   *transport.SSHTransport // SSH transport for requests
+	data           *system.CombinedData    // system data from agent
+	ctx            context.Context         // Context for stopping the updater
+	cancel         context.CancelFunc      // Stops and removes system from updater
+	WsConn         *ws.WsConn              // Handler for agent WebSocket connection
+	agentVersion   semver.Version          // Agent version
+	updateTicker   *time.Ticker            // Ticker for updating the system
+	detailsFetched atomic.Bool             // True if static system details have been fetched and saved
+	smartFetching  atomic.Bool             // True if SMART devices are currently being fetched
+	smartInterval  time.Duration           // Interval for periodic SMART data updates
 }
 
 func (sm *SystemManager) NewSystem(systemId string) *System {
@@ -59,7 +56,7 @@ func (sm *SystemManager) NewSystem(systemId string) *System {
 		Id:   systemId,
 		data: &system.CombinedData{},
 	}
-	system.ctx, system.cancel = system.getContext(sm.ctx)
+	system.ctx, system.cancel = system.getContext()
 	return system
 }
 
@@ -82,10 +79,7 @@ func (sys *System) StartUpdater() {
 	} else {
 		// if the system does not have a websocket connection, wait before updating
 		// to allow the agent to connect via websocket (makes sure fingerprint is set).
-		if !waitForContext(sys.ctx, 11*time.Second) {
-			return
-		}
-
+		time.Sleep(11 * time.Second)
 	}
 
 	// update immediately if system is not paused (only for ws connections)
@@ -157,12 +151,6 @@ func (sys *System) update() error {
 			// to prevent premature expiration leading to new fetch if interval is different.
 			sys.manager.smartFetchMap.UpdateExpiration(sys.Id, sys.smartInterval+time.Minute)
 		}
-		// update zfs interval if it's set on the agent side
-		if data.Details.ZfsInterval > 0 {
-			sys.zfsInterval = data.Details.ZfsInterval
-			sys.manager.hub.Logger().Info("ZFS interval updated from agent details", "system", sys.Id, "interval", sys.zfsInterval.String())
-			sys.manager.zfsFetchMap.UpdateExpiration(sys.Id, sys.zfsInterval+time.Minute)
-		}
 	}
 
 	// Fetch and save SMART devices when system first comes online or at intervals
@@ -179,20 +167,6 @@ func (sys *System) update() error {
 		}
 	}
 
-	// Fetch and save ZFS pool details when system first comes online or at intervals
-	if backgroundZfsFetchEnabled() && sys.detailsFetched.Load() && sys.supportsZfsData() {
-		if sys.zfsInterval <= 0 {
-			sys.zfsInterval = time.Hour
-		}
-		if sys.shouldFetchZfs() && sys.zfsFetching.CompareAndSwap(false, true) {
-			sys.manager.hub.Logger().Info("ZFS fetch", "system", sys.Id, "interval", sys.zfsInterval.String())
-			go func() {
-				defer sys.zfsFetching.Store(false)
-				_ = sys.FetchAndSaveZfsPools(false)
-			}()
-		}
-	}
-
 	return err
 }
 
@@ -250,10 +224,8 @@ func (sys *System) createRecords(data *system.CombinedData) (*core.Record, error
 			}
 		}
 
-		// Update systemd service records when the agent reports a fresh snapshot.
-		// The length check keeps snapshots from older agents working, while the
-		// explicit marker lets newer agents report that a fresh snapshot is empty.
-		if data.SystemdServicesUpdated || len(data.SystemdServices) > 0 {
+		// add new systemd_stats record
+		if len(data.SystemdServices) > 0 {
 			if err := createSystemdStatsRecords(txApp, data.SystemdServices, sys.Id); err != nil {
 				return err
 			}
@@ -266,10 +238,6 @@ func (sys *System) createRecords(data *system.CombinedData) (*core.Record, error
 			}
 		}
 
-		if err := sys.syncZfsPoolHealth(txApp, data.Stats.ZfsPools); err != nil {
-			return err
-		}
-
 		// update system record (do this last because it triggers alerts and we need above records to be inserted first)
 		systemRecord.Set("status", up)
 		systemRecord.Set("info", data.Info)
@@ -309,10 +277,7 @@ func createSystemDetailsRecord(app core.App, data *system.Details, systemId stri
 
 func createSystemdStatsRecords(app core.App, data []*systemd.Service, systemId string) error {
 	if len(data) == 0 {
-		_, err := app.DB().NewQuery(
-			"DELETE FROM systemd_services WHERE system = {:system}",
-		).Bind(dbx.Params{"system": systemId}).Execute()
-		return err
+		return nil
 	}
 	// shared params for all records
 	params := dbx.Params{
@@ -337,16 +302,7 @@ func createSystemdStatsRecords(app core.App, data []*systemd.Service, systemId s
 		"INSERT INTO systemd_services (id, system, name, state, sub, cpu, cpuPeak, memory, memPeak, updated) VALUES %s ON CONFLICT(id) DO UPDATE SET system = excluded.system, name = excluded.name, state = excluded.state, sub = excluded.sub, cpu = excluded.cpu, cpuPeak = excluded.cpuPeak, memory = excluded.memory, memPeak = excluded.memPeak, updated = excluded.updated",
 		strings.Join(valueStrings, ","),
 	)
-	if _, err := app.DB().NewQuery(queryString).Bind(params).Execute(); err != nil {
-		return err
-	}
-	// Remove services the agent no longer reports. Every row in this batch shares the
-	// same updated timestamp, so anything older no longer exists on the host. Left in
-	// place these rows survive until the retention sweep and surface inconsistently
-	// across the dashboard, the services table, and alerts.
-	_, err := app.DB().NewQuery(
-		"DELETE FROM systemd_services WHERE system = {:system} AND updated < {:updated}",
-	).Bind(dbx.Params{"system": systemId, "updated": params["updated"]}).Execute()
+	_, err := app.DB().NewQuery(queryString).Bind(params).Execute()
 	return err
 }
 
@@ -446,9 +402,9 @@ func (sys *System) setDown(originalError error) error {
 	return sys.manager.hub.SaveNoValidate(record)
 }
 
-func (sys *System) getContext(ctx context.Context) (context.Context, context.CancelFunc) {
+func (sys *System) getContext() (context.Context, context.CancelFunc) {
 	if sys.ctx == nil {
-		sys.ctx, sys.cancel = context.WithCancel(ctx)
+		sys.ctx, sys.cancel = context.WithCancel(context.Background())
 	}
 	return sys.ctx, sys.cancel
 }
@@ -475,7 +431,7 @@ func (sys *System) request(ctx context.Context, action common.WebSocketAction, r
 	err := sys.sshTransport.RequestWithRetry(ctx, action, req, dest, 1)
 	// Keep legacy SSH client/version fields in sync for other code paths.
 	if sys.sshTransport != nil {
-		sys.client.Store(sys.sshTransport.GetClient())
+		sys.client = sys.sshTransport.GetClient()
 		sys.agentVersion = sys.sshTransport.GetAgentVersion()
 	}
 	return err
@@ -517,8 +473,8 @@ func (sys *System) ensureSSHTransport() error {
 		})
 	}
 	// Sync client state with transport
-	if client := sys.client.Load(); client != nil {
-		sys.sshTransport.SetClient(client)
+	if sys.client != nil {
+		sys.sshTransport.SetClient(sys.client)
 		sys.sshTransport.SetAgentVersion(sys.agentVersion)
 	}
 	return nil
@@ -599,15 +555,6 @@ func (sys *System) FetchSmartDataFromAgent() (smart.SmartDataResponse, error) {
 	return result, err
 }
 
-// FetchZfsDataFromAgent fetches ZFS detail data from the agent.
-func (sys *System) FetchZfsDataFromAgent(force bool) (*zfs.ZfsData, error) {
-	ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
-	defer cancel()
-	var result zfs.ZfsData
-	err := sys.request(ctx, common.GetZfsData, common.ZfsDataRequest{Force: force}, &result)
-	return &result, err
-}
-
 func makeStableHashId(strings ...string) string {
 	hash := fnv.New32a()
 	for _, str := range strings {
@@ -675,7 +622,7 @@ func (sys *System) fetchDataViaSSH(options common.DataRequestOptions) (*system.C
 // The operation can request a retry by returning true as the first return value.
 func (sys *System) runSSHOperation(timeout time.Duration, retries int, operation func(*ssh.Session) (bool, error)) error {
 	for attempt := 0; attempt <= retries; attempt++ {
-		if sys.client.Load() == nil || sys.Status == down {
+		if sys.client == nil || sys.Status == down {
 			if err := sys.createSSHClient(); err != nil {
 				return err
 			}
@@ -771,14 +718,13 @@ func (s *System) createSSHClient() error {
 	} else {
 		host = net.JoinHostPort(host, s.Port)
 	}
-	client, err := dialSSHWithKeepAlive(network, host, s.manager.sshConfig)
-	s.client.Store(client)
+	var err error
+	s.client, err = dialSSHWithKeepAlive(network, host, s.manager.sshConfig)
 	if err != nil {
 		return err
 	}
-	s.agentVersion, _ = extractAgentVersion(string(client.Conn.ServerVersion()))
+	s.agentVersion, _ = extractAgentVersion(string(s.client.Conn.ServerVersion()))
 	s.manager.resetFailedSmartFetchState(s.Id)
-	s.manager.resetFailedZfsFetchState(s.Id)
 	return nil
 }
 
@@ -813,8 +759,7 @@ func dialSSHWithKeepAlive(network, addr string, config *ssh.ClientConfig) (*ssh.
 // createSessionWithTimeout creates a new SSH session with a timeout to avoid hanging
 // in case of network issues
 func (sys *System) createSessionWithTimeout(timeout time.Duration) (*ssh.Session, error) {
-	client := sys.client.Load()
-	if client == nil {
+	if sys.client == nil {
 		return nil, fmt.Errorf("client not initialized")
 	}
 
@@ -825,7 +770,7 @@ func (sys *System) createSessionWithTimeout(timeout time.Duration) (*ssh.Session
 	errChan := make(chan error, 1)
 
 	go func() {
-		if session, err := client.NewSession(); err != nil {
+		if session, err := sys.client.NewSession(); err != nil {
 			errChan <- err
 		} else {
 			sessionChan <- session
@@ -847,8 +792,9 @@ func (sys *System) closeSSHConnection() {
 	if sys.sshTransport != nil {
 		sys.sshTransport.Close()
 	}
-	if client := sys.client.Swap(nil); client != nil {
-		client.Close()
+	if sys.client != nil {
+		sys.client.Close()
+		sys.client = nil
 	}
 }
 

internal/hub/systems/system_manager.go

@@ -1,7 +1,6 @@
 package systems
 
 import (
-	"context"
 	"errors"
 	"fmt"
 	"time"
@@ -46,9 +45,6 @@ type SystemManager struct {
 	systems       *store.Store[string, *System]         // Thread-safe store of active systems
 	sshConfig     *ssh.ClientConfig                     // SSH client configuration for system connections
 	smartFetchMap *expirymap.ExpiryMap[smartFetchState] // Stores last SMART fetch time/result; TTL is only for cleanup
-	zfsFetchMap   *expirymap.ExpiryMap[zfsFetchState]   // Stores last ZFS fetch time/result; TTL is only for cleanup
-	ctx           context.Context                       // Cancelled when the app terminates
-	cancel        context.CancelFunc                    // Cancels ctx and all child system contexts
 }
 
 // hubLike defines the interface requirements for the hub dependency.
@@ -58,22 +54,17 @@ type hubLike interface {
 	GetSSHKey(dataDir string) (ssh.Signer, error)
 	HandleSystemAlerts(systemRecord *core.Record, data *system.CombinedData) error
 	HandleStatusAlerts(status string, systemRecord *core.Record) error
-	HandleContainerAlerts(systemRecord *core.Record, data *system.CombinedData, fetchLogs func(containerID string) (string, error)) error
 	CancelPendingStatusAlerts(systemID string)
-	CancelPendingContainerAlerts(systemID string)
 }
 
 // NewSystemManager creates a new SystemManager instance with the provided hub.
 // The hub must implement the hubLike interface to provide database and alert functionality.
 func NewSystemManager(hub hubLike) *SystemManager {
-	sm := &SystemManager{
+	return &SystemManager{
 		systems:       store.New(map[string]*System{}),
 		hub:           hub,
 		smartFetchMap: expirymap.New[smartFetchState](time.Hour),
-		zfsFetchMap:   expirymap.New[zfsFetchState](time.Hour),
 	}
-	sm.ctx, sm.cancel = context.WithCancel(context.Background())
-	return sm
 }
 
 // GetSystem returns a system by ID from the store
@@ -112,9 +103,7 @@ func (sm *SystemManager) Initialize() error {
 		sleepTime := time.Duration(delta) * time.Millisecond
 
 		for _, system := range systems {
-			if !waitForContext(sm.ctx, sleepTime) {
-				return
-			}
+			time.Sleep(sleepTime)
 			_ = sm.AddSystem(system)
 		}
 	}()
@@ -132,13 +121,6 @@ func (sm *SystemManager) bindEventHooks() {
 	sm.hub.OnRecordAfterUpdateSuccess("fingerprints").BindFunc(sm.onTokenRotated)
 	sm.hub.OnRealtimeSubscribeRequest().BindFunc(sm.onRealtimeSubscribeRequest)
 	sm.hub.OnRealtimeConnectRequest().BindFunc(sm.onRealtimeConnectRequest)
-	sm.hub.OnTerminate().BindFunc(sm.onTerminate)
-}
-
-// onTerminate cancels SystemManager context on app shutdown
-func (sm *SystemManager) onTerminate(e *core.TerminateEvent) error {
-	sm.cancel()
-	return e.Next()
 }
 
 // onTokenRotated handles fingerprint token rotation events.
@@ -191,7 +173,7 @@ func (sm *SystemManager) onRecordUpdate(e *core.RecordEvent) error {
 // - paused: Closes SSH connection and deactivates alerts
 // - pending: Starts monitoring (reuses WebSocket if available)
 // - up: Triggers system alerts
-// - down: Cancels pending container alerts and triggers status change alerts
+// - down: Triggers status change alerts
 func (sm *SystemManager) onRecordAfterUpdateSuccess(e *core.RecordEvent) error {
 	newStatus := e.Record.GetString("status")
 	prevStatus := pending
@@ -209,7 +191,6 @@ func (sm *SystemManager) onRecordAfterUpdateSuccess(e *core.RecordEvent) error {
 		}
 		_ = deactivateAlerts(e.App, e.Record.Id)
 		sm.hub.CancelPendingStatusAlerts(e.Record.Id)
-		sm.hub.CancelPendingContainerAlerts(e.Record.Id)
 		return e.Next()
 	case pending:
 		// Resume monitoring, preferring existing WebSocket connection
@@ -223,10 +204,6 @@ func (sm *SystemManager) onRecordAfterUpdateSuccess(e *core.RecordEvent) error {
 		}
 		_ = deactivateAlerts(e.App, e.Record.Id)
 		return e.Next()
-	case down:
-		// Docker state is unknown while the system is unreachable. Do not let a
-		// delayed container-health alert fire from the last received snapshot.
-		sm.hub.CancelPendingContainerAlerts(e.Record.Id)
 	}
 
 	// Handle systems not in manager
@@ -239,9 +216,6 @@ func (sm *SystemManager) onRecordAfterUpdateSuccess(e *core.RecordEvent) error {
 		if err := sm.hub.HandleSystemAlerts(e.Record, system.data); err != nil {
 			e.App.Logger().Error("Error handling system alerts", "err", err)
 		}
-		if err := sm.hub.HandleContainerAlerts(e.Record, system.data, system.FetchContainerLogsFromAgent); err != nil {
-			e.App.Logger().Error("Error handling container alerts", "err", err)
-		}
 	}
 
 	// Trigger status change alerts for up/down transitions
@@ -273,7 +247,7 @@ func (sm *SystemManager) AddSystem(sys *System) error {
 
 	// Initialize system for monitoring
 	sys.manager = sm
-	sys.ctx, sys.cancel = sys.getContext(sm.ctx)
+	sys.ctx, sys.cancel = sys.getContext()
 	sys.data = &system.CombinedData{}
 	sm.systems.Set(sys.Id, sys)
 
@@ -355,15 +329,6 @@ func (sm *SystemManager) resetFailedSmartFetchState(systemID string) {
 	}
 }
 
-// resetFailedZfsFetchState clears only failed ZFS cooldown entries so a fresh
-// agent reconnect retries ZFS discovery immediately after configuration changes.
-func (sm *SystemManager) resetFailedZfsFetchState(systemID string) {
-	state, ok := sm.zfsFetchMap.GetOk(systemID)
-	if ok && !state.Successful {
-		sm.zfsFetchMap.Remove(systemID)
-	}
-}
-
 // createSSHClientConfig initializes the SSH client configuration for connecting to an agent's server
 func (sm *SystemManager) createSSHClientConfig() error {
 	privateKey, err := sm.hub.GetSSHKey("")
@@ -407,15 +372,3 @@ func deactivateAlerts(app core.App, systemID string) error {
 	}
 	return nil
 }
-
-// waitForContext waits for delay or returns early when ctx is cancelled.
-func waitForContext(ctx context.Context, delay time.Duration) bool {
-	timer := time.NewTimer(delay)
-	defer timer.Stop()
-	select {
-	case <-ctx.Done():
-		return false
-	case <-timer.C:
-		return true
-	}
-}

internal/hub/systems/system_smart_test.go

@@ -29,11 +29,7 @@ func (stubHub) HandleSystemAlerts(systemRecord *core.Record, data *esystem.Combi
 	return nil
 }
 func (stubHub) HandleStatusAlerts(status string, systemRecord *core.Record) error { return nil }
-func (stubHub) HandleContainerAlerts(systemRecord *core.Record, data *esystem.CombinedData, fetchLogs func(containerID string) (string, error)) error {
-	return nil
-}
-func (stubHub) CancelPendingStatusAlerts(systemID string)    {}
-func (stubHub) CancelPendingContainerAlerts(systemID string) {}
+func (stubHub) CancelPendingStatusAlerts(systemID string)                         {}
 
 // newTestSystemWithHub creates a System backed by a real (temp) database, along
 // with a matching "systems" record, for tests that need to exercise DB reads/writes.

internal/hub/systems/system_zfs.go

@@ -1,193 +0,0 @@
-package systems
-
-import (
-	"database/sql"
-	"errors"
-	"fmt"
-	"time"
-
-	"github.com/henrygd/beszel"
-	"github.com/henrygd/beszel/internal/entities/system"
-	"github.com/henrygd/beszel/internal/entities/zfs"
-	"github.com/pocketbase/dbx"
-	"github.com/pocketbase/pocketbase/core"
-)
-
-var errIncompleteZfsData = errors.New("incomplete ZFS pool inventory")
-
-type zfsFetchState struct {
-	LastAttempt int64
-	Successful  bool
-}
-
-func (sys *System) supportsZfsData() bool {
-	return sys.agentVersion.GTE(beszel.MinVersionZfsData)
-}
-
-// FetchAndSaveZfsPools fetches ZFS detail data from the agent and saves it to
-// the database. force bypasses the agent's detail cache for manual refreshes.
-func (sys *System) FetchAndSaveZfsPools(force bool) error {
-	zfsData, err := sys.FetchZfsDataFromAgent(force)
-	if err != nil {
-		sys.recordZfsFetchResult(err, 0)
-		return err
-	}
-	if zfsData == nil || !zfsData.Complete {
-		err = errIncompleteZfsData
-		sys.recordZfsFetchResult(err, 0)
-		return err
-	}
-	err = sys.saveZfsPools(zfsData)
-	sys.recordZfsFetchResult(err, len(zfsData.Pools))
-	return err
-}
-
-// recordZfsFetchResult stores a cooldown entry for the ZFS interval and marks
-// whether the last fetch produced any pools, so failed setup can retry on reconnect.
-func (sys *System) recordZfsFetchResult(err error, poolCount int) {
-	if sys.manager == nil {
-		return
-	}
-	interval := sys.zfsFetchInterval()
-	success := err == nil && poolCount > 0
-	if sys.manager.hub != nil {
-		sys.manager.hub.Logger().Info("ZFS fetch result", "system", sys.Id, "success", success, "pools", poolCount, "interval", interval.String(), "err", err)
-	}
-	sys.manager.zfsFetchMap.Set(sys.Id, zfsFetchState{LastAttempt: time.Now().UnixMilli(), Successful: success}, interval+time.Minute)
-}
-
-// shouldFetchZfs returns true when there is no active ZFS cooldown entry for this system.
-func (sys *System) shouldFetchZfs() bool {
-	if sys.manager == nil {
-		return true
-	}
-	state, ok := sys.manager.zfsFetchMap.GetOk(sys.Id)
-	if !ok {
-		return true
-	}
-	return !time.UnixMilli(state.LastAttempt).Add(sys.zfsFetchInterval()).After(time.Now())
-}
-
-// zfsFetchInterval returns the agent-provided ZFS interval or the default when unset.
-func (sys *System) zfsFetchInterval() time.Duration {
-	if sys.zfsInterval > 0 {
-		return sys.zfsInterval
-	}
-	return time.Hour
-}
-
-// saveZfsPools saves ZFS pool detail data to the zfs_pools collection and
-// removes records for pools no longer reported by a complete agent inventory.
-func (sys *System) saveZfsPools(zfsData *zfs.ZfsData) error {
-	if zfsData == nil || !zfsData.Complete {
-		return errIncompleteZfsData
-	}
-
-	hub := sys.manager.hub
-	collection, err := hub.FindCachedCollectionByNameOrId("zfs_pools")
-	if err != nil {
-		return err
-	}
-
-	return hub.RunInTransaction(func(txApp core.App) error {
-		alive := make(map[string]bool, len(zfsData.Pools))
-		for _, pool := range zfsData.Pools {
-			if pool == nil {
-				continue
-			}
-			alive[pool.Name] = true
-			if err := sys.upsertZfsPoolRecord(txApp, collection, pool); err != nil {
-				return err
-			}
-		}
-
-		existing, err := txApp.FindRecordsByFilter(
-			collection,
-			"system={:system}",
-			"", 0, 0,
-			dbx.Params{"system": sys.Id},
-		)
-		if err != nil {
-			return err
-		}
-		for _, record := range existing {
-			if !alive[record.GetString("name")] {
-				if err := txApp.Delete(record); err != nil {
-					return err
-				}
-			}
-		}
-		return nil
-	})
-}
-
-func (sys *System) upsertZfsPoolRecord(app core.App, collection *core.Collection, pool *zfs.PoolDetail) error {
-	recordID := makeStableHashId(sys.Id, pool.Name)
-
-	record, err := app.FindRecordById(collection, recordID)
-	if err != nil {
-		if !errors.Is(err, sql.ErrNoRows) {
-			return err
-		}
-		record = core.NewRecord(collection)
-		record.Set("id", recordID)
-	}
-
-	record.Set("system", sys.Id)
-	record.Set("name", pool.Name)
-	record.Set("health", pool.Health)
-	record.Set("size", pool.Size)
-	record.Set("alloc", pool.Alloc)
-	record.Set("free", pool.Free)
-	record.Set("scrub", pool.Scrub)
-	record.Set("vdevs", pool.Vdevs)
-	record.Set("datasets", pool.Datasets)
-	record.Set("details_updated", time.Now().UTC())
-
-	return app.SaveNoValidate(record)
-}
-
-// syncZfsPoolHealth persists newly discovered pools and health transitions from
-// regular system samples. Detailed fields remain owned by the hourly refresh.
-func (sys *System) syncZfsPoolHealth(app core.App, pools map[string]*system.ZfsPool) error {
-	if len(pools) == 0 {
-		return nil
-	}
-	collection, err := app.FindCachedCollectionByNameOrId("zfs_pools")
-	if err != nil {
-		return err
-	}
-	const gib = 1024 * 1024 * 1024
-	for name, pool := range pools {
-		if pool == nil {
-			continue
-		}
-		recordID := makeStableHashId(sys.Id, name)
-		record, err := app.FindRecordById(collection, recordID)
-		if err != nil {
-			if !errors.Is(err, sql.ErrNoRows) {
-				return err
-			}
-			record = core.NewRecord(collection)
-			record.Set("id", recordID)
-			record.Set("system", sys.Id)
-			record.Set("name", name)
-			record.Set("health", pool.Health)
-			record.Set("size", uint64(pool.Total*gib))
-			record.Set("alloc", uint64(pool.Used*gib))
-			record.Set("free", uint64(max(pool.Total-pool.Used, 0)*gib))
-			if err := app.SaveNoValidate(record); err != nil {
-				return fmt.Errorf("creating ZFS pool summary %q: %w", name, err)
-			}
-			continue
-		}
-		if record.GetString("health") == pool.Health {
-			continue
-		}
-		record.Set("health", pool.Health)
-		if err := app.SaveNoValidate(record); err != nil {
-			return fmt.Errorf("updating ZFS pool health %q: %w", name, err)
-		}
-	}
-	return nil
-}

internal/hub/systems/system_zfs_test.go

@@ -1,153 +0,0 @@
-//go:build testing
-
-package systems
-
-import (
-	"errors"
-	"testing"
-	"time"
-
-	"github.com/blang/semver"
-	"github.com/henrygd/beszel/internal/entities/system"
-	"github.com/henrygd/beszel/internal/entities/zfs"
-	"github.com/henrygd/beszel/internal/hub/expirymap"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-func TestSupportsZfsData(t *testing.T) {
-	sys := &System{agentVersion: semver.MustParse("0.18.8")}
-	assert.False(t, sys.supportsZfsData())
-
-	sys.agentVersion = semver.MustParse("0.18.9")
-	assert.True(t, sys.supportsZfsData())
-}
-
-func TestRecordZfsFetchResult(t *testing.T) {
-	sm := &SystemManager{zfsFetchMap: expirymap.New[zfsFetchState](time.Hour)}
-	t.Cleanup(sm.zfsFetchMap.StopCleaner)
-
-	sys := &System{
-		Id:          "system-1",
-		manager:     sm,
-		zfsInterval: time.Hour,
-	}
-
-	// Successful fetch with pools
-	sys.recordZfsFetchResult(nil, 2)
-	state, ok := sm.zfsFetchMap.GetOk(sys.Id)
-	assert.True(t, ok, "expected zfs fetch result to be stored")
-	assert.True(t, state.Successful, "expected successful fetch state to be recorded")
-
-	// Failed fetch
-	sys.recordZfsFetchResult(errors.New("failed"), 0)
-	state, ok = sm.zfsFetchMap.GetOk(sys.Id)
-	assert.True(t, ok, "expected failed zfs fetch state to be stored")
-	assert.False(t, state.Successful, "expected failed zfs fetch state to be marked unsuccessful")
-
-	// Successful fetch but no pools
-	sys.recordZfsFetchResult(nil, 0)
-	state, ok = sm.zfsFetchMap.GetOk(sys.Id)
-	assert.True(t, ok, "expected fetch with zero pools to be stored")
-	assert.False(t, state.Successful, "expected fetch with zero pools to be marked unsuccessful")
-}
-
-func TestShouldFetchZfs(t *testing.T) {
-	sm := &SystemManager{zfsFetchMap: expirymap.New[zfsFetchState](time.Hour)}
-	t.Cleanup(sm.zfsFetchMap.StopCleaner)
-
-	sys := &System{
-		Id:          "system-1",
-		manager:     sm,
-		zfsInterval: time.Hour,
-	}
-
-	assert.True(t, sys.shouldFetchZfs(), "expected initial zfs fetch to be allowed")
-
-	sys.recordZfsFetchResult(errors.New("failed"), 0)
-	assert.False(t, sys.shouldFetchZfs(), "expected zfs fetch to be blocked while interval entry exists")
-
-	sm.zfsFetchMap.Remove(sys.Id)
-	assert.True(t, sys.shouldFetchZfs(), "expected zfs fetch to be allowed after interval entry is cleared")
-}
-
-func TestZfsFetchIntervalDefault(t *testing.T) {
-	sys := &System{}
-	assert.Equal(t, time.Hour, sys.zfsFetchInterval())
-
-	sys.zfsInterval = 5 * time.Minute
-	assert.Equal(t, 5*time.Minute, sys.zfsFetchInterval())
-}
-
-func TestResetFailedZfsFetchState(t *testing.T) {
-	sm := &SystemManager{zfsFetchMap: expirymap.New[zfsFetchState](time.Hour)}
-	t.Cleanup(sm.zfsFetchMap.StopCleaner)
-
-	sm.zfsFetchMap.Set("system-1", zfsFetchState{LastAttempt: time.Now().UnixMilli(), Successful: false}, time.Hour)
-	sm.resetFailedZfsFetchState("system-1")
-	_, ok := sm.zfsFetchMap.GetOk("system-1")
-	assert.False(t, ok, "expected failed zfs fetch state to be cleared on reconnect")
-
-	sm.zfsFetchMap.Set("system-1", zfsFetchState{LastAttempt: time.Now().UnixMilli(), Successful: true}, time.Hour)
-	sm.resetFailedZfsFetchState("system-1")
-	_, ok = sm.zfsFetchMap.GetOk("system-1")
-	assert.True(t, ok, "expected successful zfs fetch state to be preserved")
-}
-
-func TestSaveZfsPoolsCompleteEmptyPrunesFinalPool(t *testing.T) {
-	sys, app := newTestSystemWithHub(t)
-	require.NoError(t, sys.saveZfsPools(&zfs.ZfsData{
-		Complete: true,
-		Pools:    []*zfs.PoolDetail{{Name: "tank", Health: "ONLINE"}},
-	}))
-	records, err := app.FindRecordsByFilter("zfs_pools", "system={:system}", "", 0, 0, map[string]any{"system": sys.Id})
-	require.NoError(t, err)
-	require.Len(t, records, 1)
-	assert.False(t, records[0].GetDateTime("details_updated").Time().IsZero())
-
-	require.NoError(t, sys.saveZfsPools(&zfs.ZfsData{Complete: true}))
-	records, err = app.FindRecordsByFilter("zfs_pools", "system={:system}", "", 0, 0, map[string]any{"system": sys.Id})
-	require.NoError(t, err)
-	assert.Empty(t, records)
-}
-
-func TestSaveZfsPoolsIncompletePreservesRecords(t *testing.T) {
-	sys, app := newTestSystemWithHub(t)
-	require.NoError(t, sys.saveZfsPools(&zfs.ZfsData{
-		Complete: true,
-		Pools:    []*zfs.PoolDetail{{Name: "tank", Health: "ONLINE"}},
-	}))
-	assert.ErrorIs(t, sys.saveZfsPools(&zfs.ZfsData{}), errIncompleteZfsData)
-	records, err := app.FindRecordsByFilter("zfs_pools", "system={:system}", "", 0, 0, map[string]any{"system": sys.Id})
-	require.NoError(t, err)
-	assert.Len(t, records, 1)
-}
-
-func TestSyncZfsPoolHealthWritesOnlyTransitions(t *testing.T) {
-	sys, app := newTestSystemWithHub(t)
-	collection, err := app.FindCachedCollectionByNameOrId("zfs_pools")
-	require.NoError(t, err)
-
-	require.NoError(t, sys.syncZfsPoolHealth(app, map[string]*system.ZfsPool{
-		"tank": {Total: 100, Used: 25, Health: "ONLINE"},
-	}))
-	record, err := app.FindRecordById(collection, makeStableHashId(sys.Id, "tank"))
-	require.NoError(t, err)
-	firstUpdated := record.GetDateTime("updated")
-	assert.Equal(t, "ONLINE", record.GetString("health"))
-	assert.EqualValues(t, 100*1024*1024*1024, record.GetInt("size"))
-
-	require.NoError(t, sys.syncZfsPoolHealth(app, map[string]*system.ZfsPool{
-		"tank": {Total: 100, Used: 30, Health: "ONLINE"},
-	}))
-	record, err = app.FindRecordById(collection, record.Id)
-	require.NoError(t, err)
-	assert.Equal(t, firstUpdated, record.GetDateTime("updated"))
-
-	require.NoError(t, sys.syncZfsPoolHealth(app, map[string]*system.ZfsPool{
-		"tank": {Total: 100, Used: 30, Health: "DEGRADED"},
-	}))
-	record, err = app.FindRecordById(collection, record.Id)
-	require.NoError(t, err)
-	assert.Equal(t, "DEGRADED", record.GetString("health"))
-}

internal/hub/systems/systemd_records_test.go

@@ -1,126 +0,0 @@
-//go:build testing
-
-package systems_test
-
-import (
-	"testing"
-	"time"
-
-	"github.com/henrygd/beszel/internal/entities/system"
-	"github.com/henrygd/beszel/internal/entities/systemd"
-	"github.com/henrygd/beszel/internal/hub/systems"
-	"github.com/henrygd/beszel/internal/tests"
-	"github.com/pocketbase/dbx"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-func TestCreateRecordsHandlesSystemdAlertLifecycle(t *testing.T) {
-	hub, user := tests.GetHubWithUser(t)
-	defer hub.Cleanup()
-
-	settings, err := hub.FindFirstRecordByFilter("user_settings", "user={:user}", dbx.Params{"user": user.Id})
-	require.NoError(t, err)
-	settings.Set("settings", `{"emails":["test@example.com"],"webhooks":[]}`)
-	require.NoError(t, hub.Save(settings))
-
-	systemRecords, err := tests.CreateSystems(hub, 1, user.Id, "paused")
-	require.NoError(t, err)
-	systemRecord := systemRecords[0]
-	alert, err := tests.CreateRecord(hub, "alerts", map[string]any{
-		"name":   "SystemdFailed",
-		"system": systemRecord.Id,
-		"user":   user.Id,
-	})
-	require.NoError(t, err)
-
-	monitoredSystem, err := hub.GetSystemManager().GetSystem(systemRecord.Id)
-	require.NoError(t, err)
-	initialEmailCount := hub.TestMailer.TotalSend()
-
-	// Exercise the production path: persist the snapshot transactionally, save the
-	// system record, and let its update hook evaluate and deliver the alert.
-	_, err = monitoredSystem.CreateRecords(&system.CombinedData{
-		Info:                   system.Info{Services: []uint16{1, 1}},
-		SystemdServicesUpdated: true,
-		SystemdServices: []*systemd.Service{
-			{Name: "failed.service", State: systemd.StatusFailed},
-		},
-	})
-	require.NoError(t, err)
-
-	alert, err = hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.True(t, alert.GetBool("triggered"))
-	assert.Equal(t, initialEmailCount+1, hub.TestMailer.TotalSend())
-	serviceCount, err := hub.CountRecords("systemd_services", dbx.HashExp{"system": systemRecord.Id})
-	require.NoError(t, err)
-	assert.EqualValues(t, 1, serviceCount)
-	unresolvedCount, err := hub.CountRecords("alerts_history", dbx.HashExp{"alert_id": alert.Id, "resolved": ""})
-	require.NoError(t, err)
-	assert.EqualValues(t, 1, unresolvedCount)
-
-	// A fresh empty snapshot must delete the old failed row and resolve the alert.
-	_, err = monitoredSystem.CreateRecords(&system.CombinedData{
-		Info:                   system.Info{Services: []uint16{0, 0}},
-		SystemdServicesUpdated: true,
-	})
-	require.NoError(t, err)
-
-	alert, err = hub.FindRecordById("alerts", alert.Id)
-	require.NoError(t, err)
-	assert.False(t, alert.GetBool("triggered"))
-	assert.Equal(t, initialEmailCount+2, hub.TestMailer.TotalSend())
-	serviceCount, err = hub.CountRecords("systemd_services", dbx.HashExp{"system": systemRecord.Id})
-	require.NoError(t, err)
-	assert.Zero(t, serviceCount)
-	unresolvedCount, err = hub.CountRecords("alerts_history", dbx.HashExp{"alert_id": alert.Id, "resolved": ""})
-	require.NoError(t, err)
-	assert.Zero(t, unresolvedCount)
-}
-
-// createSystemdStatsRecords upserts the reported services and must drop rows for
-// services the agent has stopped reporting, so a unit removed from the host doesn't
-// linger with its last known state until the retention sweep.
-func TestCreateSystemdStatsRecordsRemovesUnreportedServices(t *testing.T) {
-	hub, err := tests.NewTestHub(t.TempDir())
-	require.NoError(t, err)
-	defer hub.Cleanup()
-
-	user, err := tests.CreateUser(hub, "test@example.com", "password")
-	require.NoError(t, err)
-	system, err := tests.CreateRecord(hub, "systems", map[string]any{
-		"name":  "test-system",
-		"host":  "127.0.0.1",
-		"users": []string{user.Id},
-	})
-	require.NoError(t, err)
-
-	serviceNames := func() []string {
-		var out []string
-		require.NoError(t, hub.DB().Select("name").From("systemd_services").
-			Where(dbx.NewExp("system={:s}", dbx.Params{"s": system.Id})).
-			OrderBy("name").Column(&out))
-		return out
-	}
-
-	require.NoError(t, systems.CreateSystemdStatsRecords(hub, []*systemd.Service{
-		{Name: "a.service", State: systemd.StatusActive},
-		{Name: "gone.service", State: systemd.StatusFailed},
-	}, system.Id))
-	assert.Equal(t, []string{"a.service", "gone.service"}, serviceNames())
-
-	// Batches are stamped with millisecond precision and update cycles are a minute
-	// apart in practice; ensure the next batch gets a distinct timestamp.
-	time.Sleep(2 * time.Millisecond)
-
-	// gone.service is no longer reported, so its row must not survive.
-	require.NoError(t, systems.CreateSystemdStatsRecords(hub, []*systemd.Service{
-		{Name: "a.service", State: systemd.StatusActive},
-	}, system.Id))
-	assert.Equal(t, []string{"a.service"}, serviceNames())
-
-	// A fresh empty snapshot means the agent no longer reports any services.
-	require.NoError(t, systems.CreateSystemdStatsRecords(hub, nil, system.Id))
-	assert.Empty(t, serviceNames())
-}

internal/hub/systems/systems_production.go

@@ -7,6 +7,3 @@ package systems
 // The hub integration tests create/replace systems and clean up the test apps quickly.
 // Background SMART fetching can outlive teardown and crash in PocketBase internals (nil DB).
 func backgroundSmartFetchEnabled() bool { return true }
-
-// Background ZFS fetching follows the same policy as SMART fetching.
-func backgroundZfsFetchEnabled() bool { return true }

internal/hub/systems/systems_test.go

@@ -30,7 +30,6 @@ func TestSystemManagerNew(t *testing.T) {
 	require.NoError(t, err)
 
 	synctest.Test(t, func(t *testing.T) {
-		sm.ResetContextForTesting()
 		sm.Initialize()
 
 		record, err := tests.CreateRecord(hub, "systems", map[string]any{
@@ -113,8 +112,6 @@ func TestSystemManagerNew(t *testing.T) {
 		assert.False(t, sm.HasSystem(record.Id), "System should not exist in the store after deletion")
 	})
 
-	// The following subtests run outside the synctest bubble.
-	sm.ResetContextForTesting()
 	testOld(t, hub)
 
 	synctest.Test(t, func(t *testing.T) {

internal/hub/systems/systems_test_helpers.go

@@ -7,7 +7,6 @@ import (
 	"fmt"
 
 	entities "github.com/henrygd/beszel/internal/entities/system"
-	"github.com/henrygd/beszel/internal/entities/systemd"
 	"github.com/pocketbase/pocketbase/core"
 )
 
@@ -18,9 +17,6 @@ import (
 // the automatic background fetch during tests.
 func backgroundSmartFetchEnabled() bool { return false }
 
-// Background ZFS fetching follows the same policy as SMART fetching.
-func backgroundZfsFetchEnabled() bool { return false }
-
 // TESTING ONLY: GetSystemCount returns the number of systems in the store
 func (sm *SystemManager) GetSystemCount() int {
 	return sm.systems.Length()
@@ -119,12 +115,6 @@ func (sm *SystemManager) RemoveAllSystems() {
 		sm.RemoveSystem(system.Id)
 	}
 	sm.smartFetchMap.StopCleaner()
-	sm.zfsFetchMap.StopCleaner()
-}
-
-// ResetContextForTesting replaces the manager context for a new synctest bubble.
-func (sm *SystemManager) ResetContextForTesting() {
-	sm.ctx, sm.cancel = context.WithCancel(context.Background())
 }
 
 func (s *System) StopUpdater() {
@@ -135,7 +125,3 @@ func (s *System) CreateRecords(data *entities.CombinedData) (*core.Record, error
 	s.data = data
 	return s.createRecords(data)
 }
-
-func CreateSystemdStatsRecords(app core.App, data []*systemd.Service, systemId string) error {
-	return createSystemdStatsRecords(app, data, systemId)
-}

internal/migrations/0_collections_snapshot_0_19_0_dev_1.go

@@ -79,11 +79,7 @@ func init() {
 					"LoadAvg1",
 					"LoadAvg5",
 					"LoadAvg15",
-					"Battery",
-					"ContainerHealth",
-					"SystemdFailed",
-					"CPUIOWait",
-					"CPUSteal"
+					"Battery"
 				]
 			},
 			{
@@ -119,17 +115,6 @@ func init() {
 				"system": false,
 				"type": "bool"
 			},
-			{
-				"hidden": true,
-				"id": "date1302749137",
-				"max": "",
-				"min": "",
-				"name": "pending_since",
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "date"
-			},
 			{
 				"hidden": false,
 				"id": "autodate2990389176",
@@ -1714,165 +1699,7 @@ func init() {
 		"type": "base",
 		"updateRule": null,
 		"viewRule": null
-	},
-	{
-		"createRule": null,
-		"deleteRule": null,
-		"fields": [
-			{
-				"autogeneratePattern": "[a-z0-9]{15}",
-				"hidden": false,
-				"id": "text3208210256",
-				"max": 15,
-				"min": 15,
-				"name": "id",
-				"pattern": "^[a-z0-9]+$",
-				"presentable": false,
-				"primaryKey": true,
-				"required": true,
-				"system": true,
-				"type": "text"
-			},
-			{
-				"cascadeDelete": true,
-				"collectionId": "2hz5ncl8tizk5nx",
-				"hidden": false,
-				"id": "relation1204987316",
-				"maxSelect": 1,
-				"minSelect": 0,
-				"name": "system",
-				"presentable": false,
-				"required": true,
-				"system": false,
-				"type": "relation"
-			},
-			{
-				"autogeneratePattern": "",
-				"hidden": false,
-				"id": "text7739291048",
-				"max": 0,
-				"min": 0,
-				"name": "name",
-				"pattern": "",
-				"presentable": false,
-				"primaryKey": false,
-				"required": false,
-				"system": false,
-				"type": "text"
-			},
-			{
-				"autogeneratePattern": "",
-				"hidden": false,
-				"id": "text5528164482",
-				"max": 0,
-				"min": 0,
-				"name": "health",
-				"pattern": "",
-				"presentable": false,
-				"primaryKey": false,
-				"required": false,
-				"system": false,
-				"type": "text"
-			},
-			{
-				"hidden": false,
-				"id": "number8862034195",
-				"max": null,
-				"min": null,
-				"name": "size",
-				"onlyInt": true,
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "number"
-			},
-			{
-				"hidden": false,
-				"id": "number4418907321",
-				"max": null,
-				"min": null,
-				"name": "alloc",
-				"onlyInt": true,
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "number"
-			},
-			{
-				"hidden": false,
-				"id": "number2904183765",
-				"max": null,
-				"min": null,
-				"name": "free",
-				"onlyInt": true,
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "number"
-			},
-			{
-				"hidden": false,
-				"id": "json4466109723",
-				"maxSize": 0,
-				"name": "scrub",
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "json"
-			},
-			{
-				"hidden": false,
-				"id": "json9012873456",
-				"maxSize": 0,
-				"name": "vdevs",
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "json"
-			},
-			{
-				"hidden": false,
-				"id": "json7182045639",
-				"maxSize": 0,
-				"name": "datasets",
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "json"
-			},
-			{
-				"hidden": false,
-				"id": "date9274163058",
-				"max": "",
-				"min": "",
-				"name": "details_updated",
-				"presentable": false,
-				"required": false,
-				"system": false,
-				"type": "date"
-			},
-			{
-				"hidden": false,
-				"id": "autodate3332085495",
-				"name": "updated",
-				"onCreate": true,
-				"onUpdate": true,
-				"presentable": false,
-				"system": false,
-				"type": "autodate"
-			}
-		],
-		"id": "pbc_8441057391",
-		"indexes": [
-			"CREATE INDEX ` + "`" + `idx_zfsPoolsSystem` + "`" + ` ON ` + "`" + `zfs_pools` + "`" + ` (` + "`" + `system` + "`" + `)"
-		],
-		"listRule": null,
-		"name": "zfs_pools",
-		"system": false,
-		"type": "base",
-		"updateRule": null,
-		"viewRule": null
-		}
+	}
 ]`
 
 		err := app.ImportCollectionsByMarshaledJSON([]byte(jsonData), false)

internal/records/records.go

@@ -127,7 +127,6 @@ func (rm *RecordManager) CreateLongerRecords() {
 								"created": shorterRecordPeriod,
 							},
 						)).
-						OrderBy("created").
 						All(&recordIds)
 
 					// continue if not enough shorter records
@@ -197,7 +196,6 @@ func AverageSystemStatsSlice(records []system.Stats) system.Stats {
 	tempCount := float64(0)
 	var fanSums map[string]uint64
 	fanCount := uint64(0)
-	zfsPoolCounts := make(map[string]uint64)
 
 	// Accumulate totals
 	for i := range records {
@@ -268,8 +266,6 @@ func AverageSystemStatsSlice(records []system.Stats) system.Stats {
 		sum.MaxBandwidth[1] = max(sum.MaxBandwidth[1], stats.MaxBandwidth[1], stats.Bandwidth[1])
 		sum.MaxDiskIO[0] = max(sum.MaxDiskIO[0], stats.MaxDiskIO[0], stats.DiskIO[0])
 		sum.MaxDiskIO[1] = max(sum.MaxDiskIO[1], stats.MaxDiskIO[1], stats.DiskIO[1])
-		sum.DiskIOTotal[0] = max(sum.DiskIOTotal[0], stats.DiskIOTotal[0])
-		sum.DiskIOTotal[1] = max(sum.DiskIOTotal[1], stats.DiskIOTotal[1])
 		for i := range stats.DiskIoStats {
 			sum.MaxDiskIoStats[i] = max(sum.MaxDiskIoStats[i], stats.MaxDiskIoStats[i], stats.DiskIoStats[i])
 		}
@@ -329,8 +325,6 @@ func AverageSystemStatsSlice(records []system.Stats) system.Stats {
 				fs.DiskWriteBytes += value.DiskWriteBytes
 				fs.MaxDiskReadBytes = max(fs.MaxDiskReadBytes, value.MaxDiskReadBytes, value.DiskReadBytes)
 				fs.MaxDiskWriteBytes = max(fs.MaxDiskWriteBytes, value.MaxDiskWriteBytes, value.DiskWriteBytes)
-				fs.TotalRead = max(fs.TotalRead, value.TotalRead)
-				fs.TotalWrite = max(fs.TotalWrite, value.TotalWrite)
 				for i := range value.DiskIoStats {
 					fs.DiskIoStats[i] += value.DiskIoStats[i]
 					fs.MaxDiskIoStats[i] = max(fs.MaxDiskIoStats[i], value.MaxDiskIoStats[i], value.DiskIoStats[i])
@@ -338,31 +332,6 @@ func AverageSystemStatsSlice(records []system.Stats) system.Stats {
 			}
 		}
 
-		// Accumulate ZFS pool stats. Counts are tracked per entry so a pool
-		// missing from some samples is not averaged as zero.
-		if stats.ZfsPools != nil {
-			if sum.ZfsPools == nil {
-				sum.ZfsPools = make(map[string]*system.ZfsPool, len(stats.ZfsPools))
-			}
-			for name, value := range stats.ZfsPools {
-				if value == nil {
-					continue
-				}
-				pool := sum.ZfsPools[name]
-				if pool == nil {
-					pool = &system.ZfsPool{}
-					sum.ZfsPools[name] = pool
-				}
-				pool.Total += value.Total
-				pool.Used += value.Used
-				pool.ReadBytes += value.ReadBytes
-				pool.WriteBytes += value.WriteBytes
-				if value.Health != "" {
-					pool.Health = value.Health
-				}
-				zfsPoolCounts[name]++
-			}
-		}
 		// Accumulate GPU data
 		if stats.GPUData != nil {
 			if sum.GPUData == nil {
@@ -473,14 +442,6 @@ func AverageSystemStatsSlice(records []system.Stats) system.Stats {
 		}
 	}
 
-	// Average ZFS pool stats.
-	for name, pool := range sum.ZfsPools {
-		entryCount := zfsPoolCounts[name]
-		pool.Total = twoDecimals(pool.Total / float64(entryCount))
-		pool.Used = twoDecimals(pool.Used / float64(entryCount))
-		pool.ReadBytes /= entryCount
-		pool.WriteBytes /= entryCount
-	}
 	// Average GPU data
 	if sum.GPUData != nil {
 		for id := range sum.GPUData {