Refactor build workflow and add check for update #1
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name: Push image | ||
on: | ||
workflow_call: | ||
inputs: | ||
containerfile: | ||
description: Which containerfile/dockerfile to build | ||
required: true | ||
type: string | ||
image: | ||
description: image name | ||
required: true | ||
type: string | ||
tag: | ||
description: image tag | ||
required: true | ||
type: string | ||
update-check: | ||
description: command to run on old image and check for updates | ||
required: true | ||
type: string | ||
env: | ||
latest_tag: "docker.pkg.github.com/${{ inputs.image }}/${{ inputs.tag }}" | ||
jobs: | ||
detect-changes: | ||
runs-on: ubuntu-latest | ||
outputs: | ||
detected: ${{ steps.result.outputs.detected }} | ||
steps: | ||
- uses: actions/checkout@v4 | ||
- name: Pull latest image | ||
run: | | ||
echo "${{ secrets.GITHUB_TOKEN }}" | docker login docker.pkg.github.com \ | ||
-u ${{ github.actor }} --password-stdin | ||
docker pull "$latest_tag" | ||
docker logout docker.pkg.github.com | ||
- name: Check if git revision has changed | ||
id: revision | ||
run: | | ||
revision="$(docker image inspect --format \ | ||
'{{index .Config.Labels "org.opencontainers.image.revision"}}' \ | ||
"$latest_tag")" | ||
echo "$revision" | ||
if [ "$revision" != "$GITHUB_SHA" ]; then | ||
echo "Latest image revision ($revision) is not the same as current revision ($GITHUB_SHA)" | ||
echo "changed_revision=true" >> result | ||
else | ||
echo "Latest image revision is the same as current revision ($GITHUB_SHA)" | ||
echo "changed_revision=false" >> result | ||
fi | ||
- name: Check for new updates | ||
id: updates | ||
run: | | ||
packages="$(docker run --rm --entrypoint=/bin/sh "$latest_tag" -c "${{ inputs.update-check }}")" | ||
echo "$packages" | ||
if [ "${#packages}" -gt 0 ]; then | ||
echo "Updates available" | ||
echo "new_updates=true" >> result | ||
else | ||
echo "No new updates" | ||
echo "new_updates=false" >> result | ||
fi | ||
- name: Results | ||
id: result | ||
cat result | ||
if grep -q "=true" result; then | ||
echo "Result: changes detected" | ||
echo "detected=true" >> "$GITHUB_OUTPUT" | ||
else | ||
echo "Result: no change detected" | ||
echo "detected=false" >> "$GITHUB_OUTPUT" | ||
fi | ||
build: | ||
runs-on: ubuntu-latest | ||
needs: detect-changes | ||
if: needs.detect-changes.outputs.detected == 'true' | ||
steps: | ||
- uses: actions/checkout@v4 | ||
with: | ||
submodules: true # for shunit2 | ||
- name: Build image | ||
run: | | ||
docker build . \ | ||
--pull=true \ | ||
--file="${{ inputs.containerfile }}" \ | ||
--tag="${{ inputs.image }}:${{ inputs.tag }}" \ | ||
--label="org.opencontainers.image.source=$GITHUB_SERVER_URL/$GITHUB_REPOSITORY" \ | ||
--label="org.opencontainers.image.revision=$GITHUB_SHA" \ | ||
--label="org.opencontainers.image.created=$(date --rfc-3339=seconds)" | ||
- name: Test image | ||
run: tests/run "${{ inputs.image }}:${{ inputs.tag }}" | ||
- name: Save image | ||
run: docker save -o "${{ inputs.tag }}.tar" "${{ inputs.image }}:${{ inputs.tag }}" | ||
- name: Upload image as artifact | ||
uses: actions/upload-artifact@v4 | ||
with: | ||
name: ${{ inputs.tag }} | ||
path: "${{ inputs.tag }}.tar" | ||
retention-days: 1 | ||
push: | ||
runs-on: ubuntu-latest | ||
needs: build | ||
if: github.ref == 'refs/heads/master' | ||
steps: | ||
- uses: actions/checkout@v4 | ||
- name: Download image | ||
uses: actions/download-artifact@v4 | ||
with: | ||
name: ${{ inputs.tag }} | ||
- name: Load image | ||
run: docker load -i "${{ inputs.tag }}.tar" | ||
- name: Push image to GitHub registry | ||
run: | | ||
echo "${{ secrets.GITHUB_TOKEN }}" | docker login docker.pkg.github.com \ | ||
-u ${{ github.actor }} --password-stdin | ||
github_tag=docker.pkg.github.com/${{ inputs.image }}/${{ inputs.tag }} | ||
docker tag "${{ inputs.image }}:${{ inputs.tag }}" $github_tag | ||
docker push "$github_tag" | ||
docker logout docker.pkg.github.com | ||
- name: Push images to Docker Hub registry | ||
run: | | ||
echo "${{ secrets.DOCKER_HUB_PASSWORD }}" | docker login \ | ||
-u ${{ secrets.DOCKER_HUB_USERNAME }} --password-stdin | ||
docker push "${{ inputs.image }}:${{ inputs.tag }}" | ||
docker logout |