name: "go: build binary"

on:
  push:
    branches: [ master ]
    paths:
      - '**/*.go'
      - 'go.mod'
      - 'go.sum'
      - '.github/workflows/go.yml'
  pull_request:
    branches: [ master ]
    paths:
      - '**/*.go'
      - 'go.mod'
      - 'go.sum'
      - '.github/workflows/go.yml'

concurrency:
  group: ${{ github.head_ref }}/go
  cancel-in-progress: true

permissions:
  contents: read

jobs:

  vet:
    name: Go Vet
    runs-on: ubuntu-latest
    steps:
    - name: Check out code into the Go module directory
      uses: actions/checkout@v7
    - name: Set up Go
      uses: actions/setup-go@v7
      with:
        go-version-file: 'go.mod'
    - name: Get dependencies
      run: |
        cd weed; go get -v -t -d ./...
    - name: Go Vet (excluding protobuf lock copying)
      run: |
        cd weed
        # Run go vet and filter out known protobuf MessageState lock copying warnings
        # These are expected in generated protobuf code with embedded sync.Mutex and are safe in practice
        go vet -v ./... 2>&1 | grep -v "MessageState contains sync.Mutex" | grep -v "IdentityAccessManagement contains sync.RWMutex" | tee vet-output.txt
        # Fail only if there are actual vet errors (not counting the filtered lock warnings)
        if grep -q "vet:" vet-output.txt; then exit 1; fi

  vet-32bit:
    name: Go Vet 32-bit
    runs-on: ubuntu-latest
    steps:
    - name: Check out code into the Go module directory
      uses: actions/checkout@v7
    - name: Set up Go
      uses: actions/setup-go@v7
      with:
        go-version-file: 'go.mod'
    - name: Go Vet linux/386 (type-checks code and tests for 32-bit int overflows)
      run: |
        GOOS=linux GOARCH=386 go vet ./... 2>&1 | grep -v "MessageState contains sync.Mutex" | grep -v "IdentityAccessManagement contains sync.RWMutex" | tee vet-32bit-output.txt
        if grep -q "vet:" vet-32bit-output.txt; then exit 1; fi

  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
    - name: Check out code into the Go module directory
      uses: actions/checkout@v7
    - name: Set up Go
      uses: actions/setup-go@v7
      with:
        go-version-file: 'go.mod'
    - name: Build
      run: cd weed; go build -tags "elastic gocdk sqlite ydb tarantool tikv rclone" -v .

  build-cross:
    name: Build cross-platform (${{ matrix.goos }}/${{ matrix.goarch }})
    runs-on: ubuntu-latest
    strategy:
      # One target's breakage should not hide the other three.
      fail-fast: false
      matrix:
        include:
          - { goos: windows, goarch: amd64 }
          - { goos: windows, goarch: arm64 }
          - { goos: freebsd, goarch: amd64 }
          - { goos: darwin, goarch: arm64 }
    steps:
    - name: Check out code into the Go module directory
      uses: actions/checkout@v7
    - name: Set up Go
      uses: actions/setup-go@v7
      with:
        go-version-file: 'go.mod'
    # Nothing else on a PR compiles these, so per-OS syscall constants creep
    # back into shared files unnoticed and only a release build catches it.
    - name: Cross-compile
      env:
        GOOS: ${{ matrix.goos }}
        GOARCH: ${{ matrix.goarch }}
      run: |
        go build ./weed/...
        # Tests too: they reach for per-OS syscall constants the build does
        # not, and only compiling them catches an untagged one.
        go vet ./weed/mount/... ./weed/command/... 2>&1 |
          grep -v "MessageState contains sync.Mutex" | tee /tmp/vet.txt
        if grep -q "vet:" /tmp/vet.txt; then exit 1; fi

  test:
    name: Test
    runs-on: ubuntu-latest
    services:
      redis:
        image: redis:8
        ports:
          - 6379:6379
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    steps:
    - name: Check out code into the Go module directory
      uses: actions/checkout@v7
    - name: Set up Go
      uses: actions/setup-go@v7
      with:
        go-version-file: 'go.mod'
    - name: Test
      env:
        RUN_REDIS_TESTS: "1"
      run: cd weed; go test -tags "elastic gocdk sqlite ydb tarantool tikv rclone" -v ./...

  test-32bit:
    name: Test 32-bit
    runs-on: ubuntu-latest
    steps:
    - name: Check out code into the Go module directory
      uses: actions/checkout@v7
    - name: Set up Go
      uses: actions/setup-go@v7
      with:
        go-version-file: 'go.mod'
    # 386 test binaries run natively on the amd64 runner. This catches what vet
    # can't: unaligned 64-bit atomics and arithmetic that wraps at runtime.
    # -short skips the e2e suites already covered on amd64.
    - name: Test linux/386
      run: cd weed; GOOS=linux GOARCH=386 go test -short ./...