Merge pull request #9250 from blackpiglet/distinguish_go_version_for_main_and_other_release

Use different go version check logic for main and other branches.

.github/workflows/e2e-test-kind.yaml

@@ -8,18 +8,26 @@ on:
       - "design/**"
       - "**/*.md"
 jobs:
+  get-go-version:
+    uses: ./.github/workflows/get-go-version.yaml
+    with:
+      ref: ${{ github.event.pull_request.base.ref }}
+
   # Build the Velero CLI and image once for all Kubernetes versions, and cache it so the fan-out workers can get it.
   build:
     runs-on: ubuntu-latest
+    needs: get-go-version
     outputs:
       minio-dockerfile-sha: ${{ steps.minio-version.outputs.dockerfile_sha }}
     steps:
       - name: Check out the code
         uses: actions/checkout@v5
-      - name: Set up Go
+      
+      - name: Set up Go version
         uses: actions/setup-go@v6
         with:
-          go-version-file: 'go.mod'
+          go-version: ${{ needs.get-go-version.outputs.version }}
+
       # Look for a CLI that's made for this PR
       - name: Fetch built CLI
         id: cli-cache
@@ -97,6 +105,7 @@ jobs:
     needs:
       - build
       - setup-test-matrix
+      - get-go-version
     runs-on: ubuntu-latest
     strategy:
       matrix: ${{fromJson(needs.setup-test-matrix.outputs.matrix)}}
@@ -104,10 +113,12 @@ jobs:
     steps:
       - name: Check out the code
         uses: actions/checkout@v5
-      - name: Set up Go
+
+      - name: Set up Go version
         uses: actions/setup-go@v6
         with:
-          go-version-file: 'go.mod'
+          go-version: ${{ needs.get-go-version.outputs.version }}
+
       # Fetch the pre-built MinIO image from the build job
       - name: Fetch built MinIO Image
         uses: actions/cache@v4

.github/workflows/get-go-version.yaml

@@ -0,0 +1,33 @@
+on:
+  workflow_call:
+    inputs:
+      ref:
+        description: "The target branch's ref"
+        required: true
+        type: string
+    outputs:
+      version: 
+        description: "The expected Go version"
+        value: ${{ jobs.extract.outputs.version }}
+
+jobs:
+  extract:
+      runs-on: ubuntu-latest
+      outputs:
+        version: ${{ steps.pick-version.outputs.version }}
+      steps:
+        - name: Check out the code
+          uses: actions/checkout@v5
+
+        - id: pick-version
+          run: |
+            if [ "${{ inputs.ref }}" == "main" ]; then
+              version=$(grep '^go ' go.mod | awk '{print $2}' | cut -d. -f1-2)
+            else
+              goDirectiveVersion=$(grep '^go ' go.mod | awk '{print $2}')
+              toolChainVersion=$(grep '^toolchain ' go.mod | awk '{print $2}')
+              version=$(printf "%s\n%s\n" "$goDirectiveVersion" "$toolChainVersion" | sort -V | tail -n1)
+            fi
+
+            echo "version=$version"
+            echo "version=$version" >> $GITHUB_OUTPUT

.github/workflows/pr-ci-check.yml

@@ -1,18 +1,26 @@
 name: Pull Request CI Check
 on: [pull_request]
 jobs:
+  get-go-version:
+    uses: ./.github/workflows/get-go-version.yaml
+    with:
+      ref: ${{ github.event.pull_request.base.ref }}
+
   build:
     name: Run CI
+    needs: get-go-version
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
     steps:
       - name: Check out the code
         uses: actions/checkout@v5
-      - name: Set up Go
+
+      - name: Set up Go version
         uses: actions/setup-go@v6
         with:
-          go-version-file: 'go.mod'
+          go-version: ${{ needs.get-go-version.outputs.version }}      
+
       - name: Make ci
         run: make ci
       - name: Upload test coverage

.github/workflows/pr-linter-check.yml

@@ -7,16 +7,24 @@ on:
       - "design/**"
       - "**/*.md"
 jobs:
+  get-go-version:
+    uses: ./.github/workflows/get-go-version.yaml
+    with:
+      ref: ${{ github.event.pull_request.base.ref }}
+
   build:
     name: Run Linter Check
     runs-on: ubuntu-latest
+    needs: get-go-version
     steps:
       - name: Check out the code
         uses: actions/checkout@v5
-      - name: Set up Go
+
+      - name: Set up Go version
         uses: actions/setup-go@v6
         with:
-          go-version-file: 'go.mod'
+          go-version: ${{ needs.get-go-version.outputs.version }}
+
       - name: Linter check
         uses: golangci/golangci-lint-action@v8
         with:

.github/workflows/push.yml

@@ -9,17 +9,24 @@ on:
       - '*'
 
 jobs:
+  get-go-version:
+    uses: ./.github/workflows/get-go-version.yaml
+    with:
+      ref: ${ github.ref }
 
   build:
     name: Build
     runs-on: ubuntu-latest
+    needs: get-go-version
     steps:
       - name: Check out the code
         uses: actions/checkout@v5
-      - name: Set up Go
+
+      - name: Set up Go version
         uses: actions/setup-go@v6
         with:
-          go-version-file: 'go.mod'
+          go-version: ${{ needs.get-go-version.outputs.version }}
+
       - name: Set up QEMU
         id: qemu
         uses: docker/setup-qemu-action@v3