docker-volume-backup/.github/workflows/release.yml

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name: Release Docker Image
on:
push:
tags: v**
jobs:
push_to_registries:
name: Push Docker image to multiple registries
runs-on: ubuntu-latest
permissions:
packages: write
contents: read
steps:
- name: Check out the repo
uses: actions/checkout@v4
- name: set Environment Variables
id: env
run: |
echo "NOW=$(date +'%F %Z %T')" >> $GITHUB_ENV
- name: Docker meta
id: meta
uses: docker/metadata-action@v5
with:
# list of Docker images to use as base name for tags
images: |
offen/docker-volume-backup
ghcr.io/offen/docker-volume-backup
# define global behaviour for tags
flavor: |
latest=false
# specify one tag which never gets set, to prevent the tag-attribute being empty, as it will fallback to a default
tags: |
# output v2.42.1-alpha.1 (incl. pre-releases)
type=semver,pattern=v{{version}},enable=false
labels: |
org.opencontainers.image.title=${{github.event.repository.name}}
org.opencontainers.image.description="Backup Docker volumes locally or to any S3, WebDAV, Azure Blob Storage, Dropbox or SSH compatible storage"
org.opencontainers.image.vendor=${{github.repository_owner}}
org.opencontainers.image.licenses="MPL-2.0"
org.opencontainers.image.version=${{github.ref_name}}
org.opencontainers.image.created=${{ env.NOW }}
org.opencontainers.image.source=${{github.server_url}}/${{github.repository}}
org.opencontainers.image.revision=${{github.sha}}
org.opencontainers.image.url="https://offen.github.io/docker-volume-backup/"
org.opencontainers.image.documentation="https://offen.github.io/docker-volume-backup/"
- name: Set up QEMU
uses: docker/setup-qemu-action@v2
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v2
- name: Log in to Docker Hub
uses: docker/login-action@v2
with:
username: ${{ secrets.DOCKER_USERNAME }}
password: ${{ secrets.DOCKER_PASSWORD }}
- name: Log in to GHCR
uses: docker/login-action@v2
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Extract Docker tags
id: tags
run: |
version_tag="${{github.ref_name}}"
tags=($version_tag)
if [[ "$version_tag" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
# prerelease tags like `v2.0.0-alpha.1` should not be released as `latest` nor `v2`
tags+=("latest")
tags+=($(echo "$version_tag" | cut -d. -f1))
fi
releases=""
for tag in "${tags[@]}"; do
releases="${releases:+$releases,}offen/docker-volume-backup:$tag,ghcr.io/offen/docker-volume-backup:$tag"
done
echo "releases=$releases" >> "$GITHUB_OUTPUT"
- name: Build and push Docker images
uses: docker/build-push-action@v5
with:
context: .
push: true
platforms: linux/amd64,linux/arm64,linux/arm/v7
tags: ${{ steps.tags.outputs.releases }}
labels: ${{ steps.meta.outputs.labels }}