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docker #272

Workflow file for this run

name: docker
on:
workflow_run:
workflows: [build]
types: [completed]
# NOTE: Do NOT add `branches:` filter here - it breaks tag builds
env:
REGISTRY: ghcr.io
IMAGE_BASE: ${{ github.actor }}/ralphex
IMAGE_GO: ${{ github.actor }}/ralphex-go
jobs:
# Build base image for both architectures
build-base:
if: >-
github.event.workflow_run.conclusion == 'success' &&
github.event.workflow_run.event == 'push' &&
(github.event.workflow_run.head_branch == 'master' ||
startsWith(github.event.workflow_run.head_branch, 'v'))
permissions:
contents: read
packages: write
strategy:
fail-fast: false
matrix:
include:
- platform: linux/amd64
runner: ubuntu-latest
artifact: linux-amd64
- platform: linux/arm64
runner: ubuntu-24.04-arm
artifact: linux-arm64
runs-on: ${{ matrix.runner }}
steps:
- name: checkout
uses: actions/checkout@v6
with:
ref: ${{ github.event.workflow_run.head_sha }}
persist-credentials: false
- name: set up docker buildx
uses: docker/setup-buildx-action@v3
- name: login to ghcr.io
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.PKG_TOKEN }}
- name: prepare build args
id: prep
run: |
branch="${{ github.event.workflow_run.head_branch }}"
sha="${{ github.event.workflow_run.head_sha }}"
echo "branch=${branch}" >> $GITHUB_OUTPUT
echo "version=${branch}-${sha:0:7}-$(date +%Y%m%dT%H%M%S)" >> $GITHUB_OUTPUT
- name: build and push base image by digest
id: build
uses: docker/build-push-action@v6
with:
context: .
platforms: ${{ matrix.platform }}
build-args: |
CI=true
GITHUB_SHA=${{ github.event.workflow_run.head_sha }}
GIT_BRANCH=${{ steps.prep.outputs.branch }}
outputs: type=image,name=${{ env.REGISTRY }}/${{ env.IMAGE_BASE }},push-by-digest=true,name-canonical=true,push=true
- name: export digest
run: |
mkdir -p /tmp/digests
digest="${{ steps.build.outputs.digest }}"
touch "/tmp/digests/${digest#sha256:}"
- name: upload digest
uses: actions/upload-artifact@v6
with:
name: digests-base-${{ matrix.artifact }}
path: /tmp/digests/*
if-no-files-found: error
retention-days: 1
# Merge base image manifests
merge-base:
runs-on: ubuntu-latest
needs: build-base
permissions:
contents: read
packages: write
steps:
- name: download digests
uses: actions/download-artifact@v7
with:
path: /tmp/digests
pattern: digests-base-*
merge-multiple: true
- name: verify all digests present
run: |
expected=2
actual=$(ls /tmp/digests | wc -l)
if [ "$actual" -ne "$expected" ]; then
echo "Expected $expected digests, found $actual"
ls -la /tmp/digests
exit 1
fi
echo "All $expected digests present"
- name: set up docker buildx
uses: docker/setup-buildx-action@v3
- name: login to ghcr.io
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.PKG_TOKEN }}
- name: set docker tags
id: tags
run: |
branch="${{ github.event.workflow_run.head_branch }}"
if [[ "$branch" =~ ^v([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
# semver tag: v0.7.2 -> tags: 0.7.2, 0.7, latest
echo "tag=${BASH_REMATCH[1]}.${BASH_REMATCH[2]}.${BASH_REMATCH[3]}" >> $GITHUB_OUTPUT
echo "minor=${BASH_REMATCH[1]}.${BASH_REMATCH[2]}" >> $GITHUB_OUTPUT
echo "latest=true" >> $GITHUB_OUTPUT
else
echo "tag=${branch}" >> $GITHUB_OUTPUT
echo "minor=" >> $GITHUB_OUTPUT
echo "latest=false" >> $GITHUB_OUTPUT
fi
- name: create manifest and push
working-directory: /tmp/digests
run: |
tags="-t ${{ env.REGISTRY }}/${{ env.IMAGE_BASE }}:${{ steps.tags.outputs.tag }}"
if [ -n "${{ steps.tags.outputs.minor }}" ]; then
tags="$tags -t ${{ env.REGISTRY }}/${{ env.IMAGE_BASE }}:${{ steps.tags.outputs.minor }}"
fi
if [ "${{ steps.tags.outputs.latest }}" == "true" ]; then
tags="$tags -t ${{ env.REGISTRY }}/${{ env.IMAGE_BASE }}:latest"
fi
docker buildx imagetools create $tags \
$(printf '${{ env.REGISTRY }}/${{ env.IMAGE_BASE }}@sha256:%s ' *)
# Build Go image for both architectures (after base is available)
build-go:
needs: merge-base
permissions:
contents: read
packages: write
strategy:
fail-fast: false
matrix:
include:
- platform: linux/amd64
runner: ubuntu-latest
artifact: linux-amd64
- platform: linux/arm64
runner: ubuntu-24.04-arm
artifact: linux-arm64
runs-on: ${{ matrix.runner }}
steps:
- name: checkout
uses: actions/checkout@v6
with:
ref: ${{ github.event.workflow_run.head_sha }}
persist-credentials: false
- name: set up docker buildx
uses: docker/setup-buildx-action@v3
- name: login to ghcr.io
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.PKG_TOKEN }}
- name: determine base tag
id: base
run: |
branch="${{ github.event.workflow_run.head_branch }}"
if [[ "$branch" =~ ^v([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
echo "tag=${BASH_REMATCH[1]}.${BASH_REMATCH[2]}.${BASH_REMATCH[3]}" >> $GITHUB_OUTPUT
else
echo "tag=${branch}" >> $GITHUB_OUTPUT
fi
- name: build and push go image by digest
id: build
uses: docker/build-push-action@v6
with:
context: .
file: Dockerfile-go
platforms: ${{ matrix.platform }}
build-args: |
BASE_TAG=${{ steps.base.outputs.tag }}
outputs: type=image,name=${{ env.REGISTRY }}/${{ env.IMAGE_GO }},push-by-digest=true,name-canonical=true,push=true
- name: export digest
run: |
mkdir -p /tmp/digests
digest="${{ steps.build.outputs.digest }}"
touch "/tmp/digests/${digest#sha256:}"
- name: upload digest
uses: actions/upload-artifact@v6
with:
name: digests-go-${{ matrix.artifact }}
path: /tmp/digests/*
if-no-files-found: error
retention-days: 1
# Merge Go image manifests
merge-go:
runs-on: ubuntu-latest
needs: build-go
permissions:
contents: read
packages: write
steps:
- name: download digests
uses: actions/download-artifact@v7
with:
path: /tmp/digests
pattern: digests-go-*
merge-multiple: true
- name: verify all digests present
run: |
expected=2
actual=$(ls /tmp/digests | wc -l)
if [ "$actual" -ne "$expected" ]; then
echo "Expected $expected digests, found $actual"
ls -la /tmp/digests
exit 1
fi
echo "All $expected digests present"
- name: set up docker buildx
uses: docker/setup-buildx-action@v3
- name: login to ghcr.io
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.PKG_TOKEN }}
- name: set docker tags
id: tags
run: |
branch="${{ github.event.workflow_run.head_branch }}"
if [[ "$branch" =~ ^v([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
# semver tag: v0.7.2 -> tags: 0.7.2, 0.7, latest
echo "tag=${BASH_REMATCH[1]}.${BASH_REMATCH[2]}.${BASH_REMATCH[3]}" >> $GITHUB_OUTPUT
echo "minor=${BASH_REMATCH[1]}.${BASH_REMATCH[2]}" >> $GITHUB_OUTPUT
echo "latest=true" >> $GITHUB_OUTPUT
else
echo "tag=${branch}" >> $GITHUB_OUTPUT
echo "minor=" >> $GITHUB_OUTPUT
echo "latest=false" >> $GITHUB_OUTPUT
fi
- name: create manifest and push
working-directory: /tmp/digests
run: |
tags="-t ${{ env.REGISTRY }}/${{ env.IMAGE_GO }}:${{ steps.tags.outputs.tag }}"
if [ -n "${{ steps.tags.outputs.minor }}" ]; then
tags="$tags -t ${{ env.REGISTRY }}/${{ env.IMAGE_GO }}:${{ steps.tags.outputs.minor }}"
fi
if [ "${{ steps.tags.outputs.latest }}" == "true" ]; then
tags="$tags -t ${{ env.REGISTRY }}/${{ env.IMAGE_GO }}:latest"
fi
docker buildx imagetools create $tags \
$(printf '${{ env.REGISTRY }}/${{ env.IMAGE_GO }}@sha256:%s ' *)