build multi-arch images #1004
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# Please see contrib/<reponame>image/README.md for details on the intentions | |
# of this workflow. | |
# | |
# BIG FAT WARNING: This workflow is duplicated across containers/skopeo, | |
# containers/buildah, and containers/podman. ANY AND | |
# ALL CHANGES MADE HERE MUST BE MANUALLY DUPLICATED | |
# TO THE OTHER REPOS. | |
name: build multi-arch images | |
on: | |
# Upstream tends to be very active, with many merges per day. | |
# Only run this daily via cron schedule, or manually, not by branch push. | |
schedule: | |
- cron: '0 8 * * *' | |
# allows to run this workflow manually from the Actions tab | |
workflow_dispatch: | |
permissions: | |
contents: read | |
jobs: | |
multi: | |
name: multi-arch image build | |
env: | |
REPONAME: buildah # No easy way to parse this out of $GITHUB_REPOSITORY | |
# Server/namespace value used to format FQIN | |
REPONAME_QUAY_REGISTRY: quay.io/buildah | |
CONTAINERS_QUAY_REGISTRY: quay.io/containers | |
# list of architectures for build | |
PLATFORMS: linux/amd64,linux/s390x,linux/ppc64le,linux/arm64 | |
# Command to execute in container to obtain project version number | |
VERSION_CMD: "buildah --version" | |
# build several images (upstream, testing, stable) in parallel | |
strategy: | |
# By default, failure of one matrix item cancels all others | |
fail-fast: false | |
matrix: | |
# Builds are located under contrib/<reponame>image/<source> directory | |
source: | |
- upstream | |
- testing | |
- stable | |
runs-on: ubuntu-latest | |
# internal registry caches build for inspection before push | |
services: | |
registry: | |
image: quay.io/libpod/registry:2 | |
ports: | |
- 5000:5000 | |
steps: | |
- name: Checkout | |
uses: actions/checkout@v2 | |
- name: Set up QEMU | |
uses: docker/setup-qemu-action@27d0a4f181a40b142cce983c5393082c365d1480 # v1 | |
- name: Set up Docker Buildx | |
uses: docker/setup-buildx-action@94ab11c41e45d028884a99163086648e898eed25 # v1 | |
with: | |
driver-opts: network=host | |
install: true | |
- name: Build and locally push image | |
uses: docker/build-push-action@ac9327eae2b366085ac7f6a2d02df8aa8ead720a # v2 | |
with: | |
context: contrib/${{ env.REPONAME }}image/${{ matrix.source }} | |
file: ./contrib/${{ env.REPONAME }}image/${{ matrix.source }}/Dockerfile | |
platforms: ${{ env.PLATFORMS }} | |
push: true | |
tags: localhost:5000/${{ env.REPONAME }}/${{ matrix.source }} | |
# Simple verification that stable images work, and | |
# also grab version number use in forming the FQIN. | |
- name: amd64 container sniff test | |
if: matrix.source == 'stable' | |
id: sniff_test | |
run: | | |
podman pull --tls-verify=false \ | |
localhost:5000/$REPONAME/${{ matrix.source }} | |
VERSION_OUTPUT=$(podman run \ | |
localhost:5000/$REPONAME/${{ matrix.source }} \ | |
$VERSION_CMD) | |
echo "$VERSION_OUTPUT" | |
VERSION=$(awk -r -e "/^${REPONAME} version /"'{print $3}' <<<"$VERSION_OUTPUT") | |
test -n "$VERSION" | |
echo "::set-output name=version::$VERSION" | |
- name: Generate image FQIN(s) to push | |
id: reponame_reg | |
run: | | |
if [[ "${{ matrix.source }}" == 'stable' ]]; then | |
# The command version in image just built | |
VERSION='v${{ steps.sniff_test.outputs.version }}' | |
# workaround vim syntax-highlight bug: ' | |
# Push both new|updated version-tag and latest-tag FQINs | |
FQIN="$REPONAME_QUAY_REGISTRY/stable:$VERSION,$REPONAME_QUAY_REGISTRY/stable:latest" | |
elif [[ "${{ matrix.source }}" == 'testing' ]]; then | |
# Assume some contents changed, always push latest testing. | |
FQIN="$REPONAME_QUAY_REGISTRY/testing:latest" | |
elif [[ "${{ matrix.source }}" == 'upstream' ]]; then | |
# Assume some contents changed, always push latest upstream. | |
FQIN="$REPONAME_QUAY_REGISTRY/upstream:latest" | |
else | |
echo "::error::Unknown matrix item '${{ matrix.source }}'" | |
exit 1 | |
fi | |
echo "::warning::Pushing $FQIN" | |
echo "::set-output name=fqin::${FQIN}" | |
echo '::set-output name=push::true' | |
# This is substantially similar to the above logic, | |
# but only handles $CONTAINERS_QUAY_REGISTRY for | |
# the stable "latest" and named-version tagged images. | |
- name: Generate containers reg. image FQIN(s) | |
if: matrix.source == 'stable' | |
id: containers_reg | |
run: | | |
VERSION='v${{ steps.sniff_test.outputs.version }}' | |
# workaround vim syntax-highlight bug: ' | |
# Push both new|updated version-tag and latest-tag FQINs | |
FQIN="$CONTAINERS_QUAY_REGISTRY/$REPONAME:$VERSION,$CONTAINERS_QUAY_REGISTRY/$REPONAME:latest" | |
echo "::warning::Pushing $FQIN" | |
echo "::set-output name=fqin::${FQIN}" | |
echo '::set-output name=push::true' | |
- name: Define LABELS multi-line env. var. value | |
run: | | |
# This is a really hacky/strange workflow idiom, required | |
# for setting multi-line $LABELS value for consumption in | |
# a future step. There is literally no cleaner way to do this :< | |
# https://docs.github.com/en/actions/reference/workflow-commands-for-github-actions#multiline-strings | |
function set_labels() { | |
echo 'LABELS<<DELIMITER' >> "$GITHUB_ENV" | |
for line; do | |
echo "$line" | tee -a "$GITHUB_ENV" | |
done | |
echo "DELIMITER" >> "$GITHUB_ENV" | |
} | |
declare -a lines | |
lines=(\ | |
"org.opencontainers.image.source=https://github.com/${GITHUB_REPOSITORY}.git" | |
"org.opencontainers.image.revision=${GITHUB_SHA}" | |
"org.opencontainers.image.created=$(date -u --iso-8601=seconds)" | |
) | |
# Only the 'stable' matrix source obtains $VERSION | |
if [[ "${{ matrix.source }}" == "stable" ]]; then | |
lines+=(\ | |
"org.opencontainers.image.version=${{ steps.sniff_test.outputs.version }}" | |
) | |
fi | |
set_labels "${lines[@]}" | |
# Separate steps to login and push for $REPONAME_QUAY_REGISTRY and | |
# $CONTAINERS_QUAY_REGISTRY are required, because 2 sets of credentials | |
# are used and namespaced within the registry. At the same time, reuse | |
# of non-shell steps is not supported by Github Actions nor are YAML | |
# anchors/aliases, nor composite actions. | |
# Push to $REPONAME_QUAY_REGISTRY for stable, testing. and upstream | |
- name: Login to ${{ env.REPONAME_QUAY_REGISTRY }} | |
uses: docker/login-action@dd4fa0671be5250ee6f50aedf4cb05514abda2c7 # v1 | |
if: steps.reponame_reg.outputs.push == 'true' | |
with: | |
registry: ${{ env.REPONAME_QUAY_REGISTRY }} | |
# N/B: Secrets are not passed to workflows that are triggered | |
# by a pull request from a fork | |
username: ${{ secrets.REPONAME_QUAY_USERNAME }} | |
password: ${{ secrets.REPONAME_QUAY_PASSWORD }} | |
- name: Push images to ${{ steps.reponame_reg.outputs.fqin }} | |
uses: docker/build-push-action@ac9327eae2b366085ac7f6a2d02df8aa8ead720a # v2 | |
if: steps.reponame_reg.outputs.push == 'true' | |
with: | |
cache-from: type=registry,ref=localhost:5000/${{ env.REPONAME }}/${{ matrix.source }} | |
cache-to: type=inline | |
context: contrib/${{ env.REPONAME }}image/${{ matrix.source }} | |
file: ./contrib/${{ env.REPONAME }}image/${{ matrix.source }}/Dockerfile | |
platforms: ${{ env.PLATFORMS }} | |
push: true | |
tags: ${{ steps.reponame_reg.outputs.fqin }} | |
labels: | | |
${{ env.LABELS }} | |
# Push to $CONTAINERS_QUAY_REGISTRY only stable | |
- name: Login to ${{ env.CONTAINERS_QUAY_REGISTRY }} | |
if: steps.containers_reg.outputs.push == 'true' | |
uses: docker/login-action@dd4fa0671be5250ee6f50aedf4cb05514abda2c7 # v1 | |
with: | |
registry: ${{ env.CONTAINERS_QUAY_REGISTRY}} | |
username: ${{ secrets.CONTAINERS_QUAY_USERNAME }} | |
password: ${{ secrets.CONTAINERS_QUAY_PASSWORD }} | |
- name: Push images to ${{ steps.containers_reg.outputs.fqin }} | |
if: steps.containers_reg.outputs.push == 'true' | |
uses: docker/build-push-action@ac9327eae2b366085ac7f6a2d02df8aa8ead720a # v2 | |
with: | |
cache-from: type=registry,ref=localhost:5000/${{ env.REPONAME }}/${{ matrix.source }} | |
cache-to: type=inline | |
context: contrib/${{ env.REPONAME }}image/${{ matrix.source }} | |
file: ./contrib/${{ env.REPONAME }}image/${{ matrix.source }}/Dockerfile | |
platforms: ${{ env.PLATFORMS }} | |
push: true | |
tags: ${{ steps.containers_reg.outputs.fqin }} | |
labels: | | |
${{ env.LABELS }} |