diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml new file mode 100644 index 0000000..26a0b88 --- /dev/null +++ b/.github/workflows/release.yml @@ -0,0 +1,68 @@ +name: Release to Github Packages. # https://ghcr.io + +on: # https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions#on + push: + tags: # This builds for all branches with semantically versioned tags (v0.12.3). + - v* # https://semver.org will fail, if there are any other tags + + #release: # Builds only releases. Includes draft and pre-releases. + #types: [created] + + #pull_request: # Run 'tests' for any PRs. Default is to not run for first-time contributors: see /settings/actions + +env: + TAG_LATEST: false # Encourage users to use a major version (foobar:1) instead of :latest. + # By semantic versioning standards, major changes are changes 'backwards incompatible'. Major upgrades are often rare and prehaps, need attention from the user. + +jobs: + # Push image to GitHub Packages. + push: + runs-on: ubuntu-latest + permissions: + packages: write + contents: read + + steps: + - uses: actions/checkout@v2 + + - name: Build image + run: docker build . --file Dockerfile --tag ${{ github.event.repository.name }} --label "runnumber=${GITHUB_RUN_ID}" + + - name: Authenticate with ghcr.io + run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin + + - name: Push image + run: | + # Destiination, trsnform to lowercase + IMAGE_ID=$(echo ghcr.io/${{ github.repository }} | tr '[A-Z]' '[a-z]') + function tag_push() { + docker tag ${{ github.event.repository.name }} $IMAGE_ID:$1 + docker push $IMAGE_ID:$1 + } + # Strip git ref prefix from version + VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,') + # trigger is (hopefully semantically) tagged + if [[ "${{ github.ref }}" == "refs/tags/"* ]]; then + # Strip +buildinfo + VERSION=$(cut -d+ -f1 <<< $VERSION) + # Strip "v" prefix from tag name (v1.2.3 to 1.2.3) + VERSION=$(sed -e 's/^v//' <<< $VERSION) + + if [[ -z $(cut -sd- -f1 <<< $VERSION) ]]; then # Not a prerelease (not v0.1.2-rc4) + + [[ ${TAG_LATEST} == "true" ]] && tag_push latest + + tag_push $VERSION # push patch (:1.2.3) + + # push minor version (:1.2) + VERSION=$(cut -d. -f -2 <<< $VERSION) + tag_push $VERSION + + # major version (:1) + VERSION=$(cut -d. -f -1 <<< $VERSION) + fi + fi + + # push normally (and possibly major) + tag_push $VERSION + # Can't push multiple tags at once: https://github.com/docker/cli/issues/267