Erich Blume
7641018c6a
When manually dispatching a container build with --ref, the build job now checks out the specified commit instead of the branch HEAD. This allows building containers from feature branches before merging. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
110 lines
3.5 KiB
YAML
110 lines
3.5 KiB
YAML
# Dockerfile container build workflow
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# Triggers on pushes to main that modify containers/*, or via manual dispatch.
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# Detects which containers changed, extracts version from CONTAINER_APP_VERSION,
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# and publishes with commit-SHA-based tags: vX.Y.Z-<sha>
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name: Build Container
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on:
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push:
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branches: [main]
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paths: ['containers/**']
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workflow_dispatch:
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inputs:
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container:
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description: 'Container name (directory under containers/)'
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required: true
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type: string
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ref:
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description: 'Commit SHA to build (defaults to current HEAD)'
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required: false
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type: string
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jobs:
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detect:
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runs-on: k8s
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outputs:
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containers: ${{ steps.list.outputs.containers }}
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steps:
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- name: Checkout
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uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
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with:
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fetch-depth: 2
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- name: Detect changed containers
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id: list
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run: |
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if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
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CONTAINERS='["${{ inputs.container }}"]'
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else
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# Diff against parent commit to find changed container dirs
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CONTAINERS=$(git diff --name-only HEAD~1 HEAD -- containers/ \
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| cut -d/ -f2 | sort -u \
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| jq -R -s -c 'split("\n") | map(select(length > 0))')
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fi
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echo "containers=$CONTAINERS" >> "$GITHUB_OUTPUT"
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echo "Containers to build: $CONTAINERS"
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build:
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needs: detect
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if: needs.detect.outputs.containers != '[]'
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runs-on: k8s
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strategy:
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matrix:
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container: ${{ fromJson(needs.detect.outputs.containers) }}
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steps:
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- name: Checkout
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uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
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with:
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ref: ${{ inputs.ref || github.sha }}
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- name: Check for Dockerfile
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id: check
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run: |
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if [ -f "containers/${{ matrix.container }}/Dockerfile" ]; then
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echo "exists=true" >> "$GITHUB_OUTPUT"
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else
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echo "No Dockerfile for ${{ matrix.container }} — skipping"
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echo "exists=false" >> "$GITHUB_OUTPUT"
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fi
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- name: Extract version and SHA
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if: steps.check.outputs.exists == 'true'
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id: meta
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run: |
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VERSION=$(grep -m1 '^ARG CONTAINER_APP_VERSION=' \
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"containers/${{ matrix.container }}/Dockerfile" \
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| sed 's/^ARG CONTAINER_APP_VERSION=//')
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if [ -z "$VERSION" ]; then
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echo "Error: No CONTAINER_APP_VERSION found in Dockerfile"
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exit 1
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fi
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# Use dispatch input ref if provided, otherwise current commit
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REF="${{ inputs.ref }}"
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if [ -z "$REF" ]; then
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REF="${GITHUB_SHA}"
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fi
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SHORT_SHA=$(echo "$REF" | head -c 7)
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# Ensure version starts with 'v'
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case "$VERSION" in
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v*) ;; # already has v prefix
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*) VERSION="v${VERSION}" ;;
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esac
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echo "version=$VERSION" >> "$GITHUB_OUTPUT"
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echo "sha=$SHORT_SHA" >> "$GITHUB_OUTPUT"
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echo "Version: $VERSION, SHA: $SHORT_SHA"
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- name: Publish
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if: steps.check.outputs.exists == 'true'
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env:
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ZOT_CI_API_KEY: ${{ secrets.ZOT_CI_API_KEY }}
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run: |
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dagger call publish \
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--src=. \
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--container-name=${{ matrix.container }} \
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--version=${{ steps.meta.outputs.version }} \
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--commit-sha=${{ steps.meta.outputs.sha }} \
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--registry-password=env:ZOT_CI_API_KEY
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