Skip to content

ci: read-only Go build mount for CI and release images #17

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
Alumos merged 1 commit into from
Nov 12, 2026
Merged

ci: read-only Go build mount for CI and release images #17

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
15 changes: 8 additions & 7 deletions .github/workflows/cache.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -100,21 +100,22 @@ jobs:
persist-credentials: false
- uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1
id: buildx
- name: Cache BuildKit mounts
# The only writer of the Go build mount that CI and release image builds restore.
- name: Cache the Go build mount
id: mount-cache
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
path: buildkit-mounts
key: buildkit-mounts-${{ matrix.arch }}-${{ hashFiles('go.sum', 'web/pnpm-lock.yaml') }}-${{ hashFiles('**/*.go', 'web/src/**') }}
key: buildkit-go-build-${{ matrix.arch }}-${{ hashFiles('go.sum') }}-${{ hashFiles('**/*.go') }}
restore-keys: |
buildkit-mounts-${{ matrix.arch }}-${{ hashFiles('go.sum', 'web/pnpm-lock.yaml') }}-
buildkit-mounts-${{ matrix.arch }}-
- name: Inject BuildKit mounts
buildkit-go-build-${{ matrix.arch }}-${{ hashFiles('go.sum') }}-
buildkit-go-build-${{ matrix.arch }}-
- name: Inject the Go build mount
uses: reproducible-containers/buildkit-cache-dance@5422eac04292c961a382e0f584ea0f03ad9da723 # v3.4.0
with:
builder: ${{ steps.buildx.outputs.name }}
dockerfile: Dockerfile
cache-dir: buildkit-mounts
cache-map: |
{"buildkit-mounts/go-build": "/root/.cache/go-build"}
skip-extraction: ${{ steps.mount-cache.outputs.cache-hit }}
- name: Build image layers
uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
Expand Down
28 changes: 14 additions & 14 deletions .github/workflows/ci.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -207,25 +207,25 @@ jobs:
node-version-file: .node-version
- uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1
id: buildx
# Layer caching cannot keep RUN --mount=type=cache directories, so every image rebuilt Go and
# frontend dependencies from scratch. Persist those mounts per architecture and source state.
- name: Cache BuildKit mounts
id: mount-cache
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
# Layer caching cannot keep RUN --mount=type=cache directories, so every image recompiled Go
# from scratch. Only the Go build cache matters on a code change (module and pnpm downloads
# are cached layers). Pull request and tag caches are invisible to other refs, so this job
# only reads what the main-branch warmer (cache.yaml) saved and never extracts or writes back.
- name: Restore the Go build mount
uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
path: buildkit-mounts
key: buildkit-mounts-${{ matrix.arch }}-${{ hashFiles('go.sum', 'web/pnpm-lock.yaml') }}-${{ hashFiles('**/*.go', 'web/src/**') }}
key: buildkit-go-build-${{ matrix.arch }}-${{ hashFiles('go.sum') }}-${{ hashFiles('**/*.go') }}
restore-keys: |
buildkit-mounts-${{ matrix.arch }}-${{ hashFiles('go.sum', 'web/pnpm-lock.yaml') }}-
buildkit-mounts-${{ matrix.arch }}-
- name: Inject BuildKit mounts
buildkit-go-build-${{ matrix.arch }}-${{ hashFiles('go.sum') }}-
buildkit-go-build-${{ matrix.arch }}-
- name: Inject the Go build mount
uses: reproducible-containers/buildkit-cache-dance@5422eac04292c961a382e0f584ea0f03ad9da723 # v3.4.0
with:
builder: ${{ steps.buildx.outputs.name }}
# The mounts are discovered from the Dockerfile, so new cache mounts are persisted too.
dockerfile: Dockerfile
cache-dir: buildkit-mounts
skip-extraction: ${{ steps.mount-cache.outputs.cache-hit }}
cache-map: |
{"buildkit-mounts/go-build": "/root/.cache/go-build"}
skip-extraction: true
- name: Build image for the native runner
uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
with:
Expand All @@ -237,8 +237,8 @@ jobs:
VERSION=${{ env.BUILD_VERSION }}
REVISION=${{ github.sha }}
SOURCE_URL=${{ github.server_url }}/${{ github.repository }}
# Layers come from the main-branch warmer; exporting them here would only fill this ref's scope.
cache-from: type=gha,scope=container-${{ matrix.arch }}
cache-to: type=gha,mode=max,scope=container-${{ matrix.arch }}
# The tested image is transported through docker save/load before publication.
provenance: false
- name: Test runtime, persistence and maintenance commands
Expand Down