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Aparna Jyothi 4 months ago
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@ -321,74 +321,68 @@ steps:
```yaml ```yaml
# In some workflows, you may want to restore a cache without saving it. This can help reduce cache writes and storage usage in workflows that only need to read from cache # In some workflows, you may want to restore a cache without saving it. This can help reduce cache writes and storage usage in workflows that only need to read from cache
jobs: jobs:
build: build:
runs-on: ${{ matrix.os }} runs-on: ${{ matrix.os }}
strategy: strategy:
matrix: matrix:
os: [ubuntu-latest, macos-latest, windows-latest] os: [ubuntu-latest, macos-latest, windows-latest]
steps:
steps: - uses: actions/checkout@v6
- uses: actions/checkout@v5
- name: Setup Go
- name: Setup Go id: setup-go
id: setup-go uses: actions/setup-go@v6
uses: actions/setup-go@v6 with:
with: go-version: '1.24.10'
go-version: '1.24.10' cache: false
cache: false # Capture Go cache locations
- name: Set Go cache variables (Linux/macOS)
# Capture Go cache locations if: runner.os != 'Windows'
- name: Set Go cache variables (Linux/macOS) run: |
if: runner.os != 'Windows' echo "GO_MOD_CACHE=$(go env GOMODCACHE)" >> $GITHUB_ENV
run: | echo "GO_BUILD_CACHE=$(go env GOCACHE)" >> $GITHUB_ENV
echo "GO_MOD_CACHE=$(go env GOMODCACHE)" >> $GITHUB_ENV - name: Set Go cache variables (Windows)
echo "GO_BUILD_CACHE=$(go env GOCACHE)" >> $GITHUB_ENV if: runner.os == 'Windows'
shell: pwsh
- name: Set Go cache variables (Windows) run: |
if: runner.os == 'Windows' echo "GO_MOD_CACHE=$(go env GOMODCACHE)" | Out-File $env:GITHUB_ENV -Append
shell: pwsh echo "GO_BUILD_CACHE=$(go env GOCACHE)" | Out-File $env:GITHUB_ENV -Append
run: | # Normalize runner.arch to lowercase to ensure consistent cache keys
echo "GO_MOD_CACHE=$(go env GOMODCACHE)" | Out-File $env:GITHUB_ENV -Append - name: Normalize runner architecture (Linux/macOS)
echo "GO_BUILD_CACHE=$(go env GOCACHE)" | Out-File $env:GITHUB_ENV -Append if: runner.os != 'Windows'
shell: bash
# runner.arch casing differs across platforms (e.g. X64 vs x64). run: echo "ARCH=$(echo '${{ runner.arch }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
# Normalizing it avoids cache key mismatches. - name: Normalize runner architecture (Windows)
- name: Normalize runner architecture (Linux/macOS) if: runner.os == 'Windows'
if: runner.os != 'Windows' shell: pwsh
shell: bash run: |
run: echo "ARCH=$(echo '${{ runner.arch }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV $arch = "${{ runner.arch }}".ToLower()
echo "ARCH=$arch" | Out-File $env:GITHUB_ENV -Append
- name: Normalize runner architecture (Windows) # Sets CACHE_OS_SUFFIX per platform
if: runner.os == 'Windows' - name: Set cache OS suffix (Linux/macOS)
shell: pwsh if: runner.os != 'Windows'
run: | shell: bash
$arch = "${{ runner.arch }}".ToLower() run: echo "CACHE_OS_SUFFIX=$ImageOS-" >> $GITHUB_ENV
echo "ARCH=$arch" | Out-File $env:GITHUB_ENV -Append - name: Set cache OS suffix (Windows)
if: runner.os == 'Windows'
# Always define CACHE_OS_SUFFIX so it is safe to use in cache keys shell: pwsh
- name: Set cache OS suffix run: echo "CACHE_OS_SUFFIX=" >> $GITHUB_ENV
shell: bash
run: | - name: Restore Go cache
echo "CACHE_OS_SUFFIX=" >> $GITHUB_ENV id: go-cache
if [ "${{ runner.os }}" = "Linux" ]; then uses: actions/cache/restore@v5
echo "CACHE_OS_SUFFIX=$ImageOS-" >> $GITHUB_ENV with:
fi path: |
${{ env.GO_MOD_CACHE }}
- name: Restore Go cache ${{ env.GO_BUILD_CACHE }}
id: go-cache key: setup-go-${{ runner.os }}-${{ env.ARCH }}-${{ env.CACHE_OS_SUFFIX }}go-${{ steps.setup-go.outputs.go-version }}-${{ hashFiles('**/go.sum') }}
uses: actions/cache/restore@v4
with: - name: Download modules
path: | run: go mod download
${{ env.GO_MOD_CACHE }}
${{ env.GO_BUILD_CACHE }} - name: Build
key: setup-go-${{ runner.os }}-${{ env.ARCH }}-${{ env.CACHE_OS_SUFFIX }}go-${{ steps.setup-go.outputs.go-version }}-${{ hashFiles('**/go.sum') }} run: go build ./...
- name: Download modules
run: go mod download
- name: Build
run: go build ./...
``` ```
> If there are several builds on the same repo it might make sense to create a cache in one build and use it in the > If there are several builds on the same repo it might make sense to create a cache in one build and use it in the

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