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Add release tag gh action (#1169)
Signed-off-by: Fiachra Corcoran <[email protected]>
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‎.github/actions/extract-tag-info/action.yaml‎

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name: "Extract Semver and Image Name from Tag"
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description: "Extracts semantic version and image name from a Git tag"
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runs:
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using: "composite"
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steps:
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- name: Extract semver and image name
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id: extract # <--- must set id to reference outputs
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shell: bash
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run: |
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echo "Extracting tag info from ${GITHUB_REF}"
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REF="${GITHUB_REF}"
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TAG="${REF#refs/tags/}" # remove 'refs/tags/' prefix
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VERSION="${TAG##*/}" # get last part after last slash
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# Remove 'functions/' or 'contrib/functions/' prefix
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PATH_WITHOUT_PREFIX="${TAG#functions/}"
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PATH_WITHOUT_PREFIX="${PATH_WITHOUT_PREFIX#contrib/functions/}"
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# Remove 'go/' prefix if present
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IMAGE_NAME="${PATH_WITHOUT_PREFIX#go/}"
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IMAGE_NAME="${IMAGE_NAME%/*}" # remove version at end
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# Validate semver with optional pre-release and build metadata
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if [[ "$VERSION" =~ ^v[0-9]+\.[0-9]+\.[0-9]+(-[0-9A-Za-z.-]+)?(\+[0-9A-Za-z.-]+)?$ ]]; then
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echo "version=$VERSION" >> $GITHUB_OUTPUT
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echo "image_name=$IMAGE_NAME" >> $GITHUB_OUTPUT
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else
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echo "Error: Tag '$VERSION' is not a valid semver" >&2
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exit 1
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fi
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outputs:
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version:
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description: "The extracted semantic version from the tag"
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value: ${{ steps.extract.outputs.version }} # reference step id
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image_name:
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description: "The extracted image name (without functions/, contrib/functions/, or go/ prefixes)"
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value: ${{ steps.extract.outputs.image_name }} # reference step id

‎.github/workflows/after-push-to-branch.yaml‎

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# Copyright 2022 Google LLC
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# Modifications Copyright (C) 2025 OpenInfra Foundation Europe.
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#
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# See the License for the specific language governing permissions and
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# limitations under the License.
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name: Build and push latest curated images
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name: Build and push latest dev images
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on:
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push:
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branches:
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runs-on: ubuntu-latest
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permissions:
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packages: write
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contents: read
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steps:
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- uses: actions/checkout@v4
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- uses: actions/setup-go@v5
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runs-on: ubuntu-latest
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permissions:
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packages: write
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contents: read
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steps:
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- uses: actions/checkout@v4
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- uses: actions/setup-go@v5

‎.github/workflows/after-tag-with-version.yaml‎

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# See the License for the specific language governing permissions and
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# limitations under the License.
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name: Run the CD script after tags that look like versions
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name: Build and push tagged image
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on:
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push:
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tags:
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- "**/v[0-9]+.*"
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- "functions/*/*/v*"
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- "contrib/functions/*/*/v*"
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jobs:
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build:
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name: after-tag-with-version
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build-push-release:
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runs-on: ubuntu-latest
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permissions:
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packages: write
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contents: read
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steps:
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- uses: actions/checkout@v4
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- uses: actions/setup-go@v5
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with:
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go-version: '1.24.3'
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- run: go version
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- name: dev/cd/after-tag-push
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run: GIT_REF=${GITHUB_REF} IMAGE_REPO=ghcr.io/${{ github.repository }} dev/cd/after-tag-with-version
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env:
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GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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- name: Checkout
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uses: actions/checkout@v4
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- name: Setup Go
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uses: actions/setup-go@v5
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with:
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go-version: '1.24.3'
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- name: Setup QEMU
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uses: docker/setup-qemu-action@v3
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- name: Setup Buildx
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uses: docker/setup-buildx-action@v3
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- name: Log in to GHCR
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run: |
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echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
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- name: Extract semver and image name
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id: extract
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uses: ./.github/actions/extract-tag-info
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- name: Show outputs
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run: |
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echo "Version = ${{ steps.extract.outputs.version }}"
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echo "Image name = ${{ steps.extract.outputs.image_name }}"
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- name: Determine release type and push image
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run: |
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VERSION="${{ steps.extract.outputs.version }}"
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IMAGE_NAME="${{ steps.extract.outputs.image_name }}"
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if [[ "${GITHUB_REF#refs/tags/}" == functions/* ]]; then
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echo "Detected curated functions release"
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cd functions/go
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make func-push TAG=$VERSION CURRENT_FUNCTION=$IMAGE_NAME DEFAULT_CR=ghcr.io/${GITHUB_REPOSITORY}
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elif [[ "${GITHUB_REF#refs/tags/}" == contrib/functions/* ]]; then
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echo "Detected contrib functions release"
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cd contrib/functions/go
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make func-push TAG=$VERSION CURRENT_FUNCTION=$IMAGE_NAME DEFAULT_CR=ghcr.io/${GITHUB_REPOSITORY}/krm-fn-contrib
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else
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echo "Tag does not match any known type, skipping."
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exit 0
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fi

‎contrib/functions/go/Makefile‎

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@@ -131,8 +131,14 @@ func-build: func-verify
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../../../scripts/go-function-release.sh build contrib
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func-push:
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@echo Pushing image $(CURRENT_FUNCTION)...
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../../../scripts/go-function-release.sh push contrib
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@echo "Checking if $(CURRENT_FUNCTION) is a valid listed function..."
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@if echo "$(FUNCTIONS)" | grep -qw "$(CURRENT_FUNCTION)"; then \
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echo "Pushing image $(CURRENT_FUNCTION)..."; \
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../../../scripts/go-function-release.sh push contrib; \
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else \
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echo "Error: $(CURRENT_FUNCTION) is not a valid listed function!"; \
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exit 1; \
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fi
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docs-generate:
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$(GOBIN)/mdtogo $(CURRENT_FUNCTION) $(CURRENT_FUNCTION)/generated --license=none --strategy=cmdDocs

‎functions/go/Makefile‎

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@@ -154,8 +154,14 @@ func-build: func-verify
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../../scripts/go-function-release.sh build curated
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func-push:
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@echo Pushing image $(CURRENT_FUNCTION)...
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../../scripts/go-function-release.sh push curated
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@echo "Checking if $(CURRENT_FUNCTION) is a valid listed function..."
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@if echo "$(FUNCTIONS)" | grep -qw "$(CURRENT_FUNCTION)"; then \
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echo "Pushing image $(CURRENT_FUNCTION)..."; \
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../../scripts/go-function-release.sh push curated; \
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else \
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echo "Error: $(CURRENT_FUNCTION) is not a valid listed function!"; \
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exit 1; \
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fi
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docs-generate:
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$(GOBIN)/mdtogo $(CURRENT_FUNCTION) $(CURRENT_FUNCTION)/generated --license=none --strategy=cmdDocs

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