Add CI to publish helm chart
Signed-off-by: Michel Hollands <michel.hollands@gmail.com>
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Michel Hollands
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161
.github/workflows/helm-release.yml
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161
.github/workflows/helm-release.yml
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name: Release Helm chart
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on:
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workflow_dispatch:
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env:
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CR_CONFIGFILE: "${{ github.workspace }}/source/.github/configs/cr.yaml"
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CT_CONFIGFILE: "${{ github.workspace }}/source/.github/configs/ct.yaml"
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CR_INDEX_PATH: "${{ github.workspace }}/.cr-index"
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CR_PACKAGE_PATH: "${{ github.workspace }}/.cr-release-packages"
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CR_TOOL_PATH: "${{ github.workspace }}/.cr-tool"
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CR_VERSION: "1.5.0"
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jobs:
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setup:
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runs-on: ubuntu-latest
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outputs:
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changed: ${{ steps.list-changed.outputs.changed }}
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chartpath: ${{ steps.list-changed.outputs.chartpath }}
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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with:
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fetch-depth: 0
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path: source
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- name: Install chart-testing
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uses: helm/chart-testing-action@v2
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- name: List changed charts
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id: list-changed
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run: |
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cd source
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latest_tag=$( if ! git describe --tags --abbrev=0 --match='helm-chart/*' 2> /dev/null ; then git rev-list --max-parents=0 --first-parent HEAD; fi )
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echo "Running: ct list-changed --config ${CT_CONFIGFILE} --since ${latest_tag} --target-branch ${{ github.ref_name }}"
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changed=$(ct list-changed --config "${CT_CONFIGFILE}" --since "${latest_tag}" --target-branch "${{ github.ref_name }}")
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echo "${changed}"
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num_changed=$(wc -l <<< ${changed})
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if [[ "${num_changed}" -gt "1" ]] ; then
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echo "More than one chart changed, exiting"
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exit 1
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fi
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if [[ -n "${changed}" ]]; then
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name=$(yq ".name" < ${changed}/Chart.yaml)
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version=$(yq ".version" < ${changed}/Chart.yaml)
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tagname="v${version}"
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if [ $(git tag -l "${tagname}") ]; then
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echo "Tag ${tagname} already exists, skipping release"
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echo "changed=false" >> $GITHUB_OUTPUT
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else
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echo "Releasing ${changed}"
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echo "changed=true" >> $GITHUB_OUTPUT
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echo "chartpath=${changed}" >> $GITHUB_OUTPUT
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fi
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else
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echo "No charts have changed, skipping release"
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echo "changed=false" >> $GITHUB_OUTPUT
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fi
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release:
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needs: [setup]
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runs-on: ubuntu-latest
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if: needs.setup.outputs.changed == 'true'
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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with:
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fetch-depth: 0
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path: source
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- name: Configure Git
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run: |
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cd source
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git config user.name "$GITHUB_ACTOR"
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git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
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- name: Checkout helm-charts
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uses: actions/checkout@v4
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with:
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fetch-depth: 0
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repository: grafana/helm-charts
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path: helm-charts
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token: "${{ secrets.GH_BOT_ACCESS_TOKEN }}"
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- name: Configure Git for helm-charts
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run: |
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cd helm-charts
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git config user.name "$GITHUB_ACTOR"
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git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
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- name: Set up Helm
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uses: azure/setup-helm@v4
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with:
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token: ${{ secrets.GITHUB_TOKEN }}
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- name: Parse Chart.yaml
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id: parse-chart
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run: |
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cd source
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changed="${{ needs.setup.outputs.chartpath }}"
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description=$(yq ".description" < ${changed}/Chart.yaml)
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name=$(yq ".name" < ${changed}/Chart.yaml)
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version=$(yq ".version" < ${changed}/Chart.yaml)
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echo "chartpath=${changed}" >> $GITHUB_OUTPUT
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echo "desc=${description}" >> $GITHUB_OUTPUT
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echo "tagname=v${version}" >> $GITHUB_OUTPUT
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echo "packagename=${name}-${version}" >> $GITHUB_OUTPUT
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- name: Install CR tool
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run: |
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mkdir "${CR_TOOL_PATH}"
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mkdir "${CR_PACKAGE_PATH}"
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mkdir "${CR_INDEX_PATH}"
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curl -sSLo cr.tar.gz "https://github.com/helm/chart-releaser/releases/download/v${CR_VERSION}/chart-releaser_${CR_VERSION}_linux_amd64.tar.gz"
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tar -xzf cr.tar.gz -C "${CR_TOOL_PATH}"
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rm -f cr.tar.gz
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- name: Create Helm package
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run: |
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cd source
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helm repo add grafana https://grafana.github.io/helm-charts
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helm repo add minio https://charts.min.io
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"${CR_TOOL_PATH}/cr" package "${{ steps.parse-chart.outputs.chartpath }}" --config "${CR_CONFIGFILE}" --package-path "${CR_PACKAGE_PATH}"
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- name: Make a release on this repo
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uses: softprops/action-gh-release@v2
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with:
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name: ${{ steps.parse-chart.outputs.tagname }}
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repository: grafana/meta-monitoring-chart
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tag_name: ${{ steps.parse-chart.outputs.tagname }}
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token: ${{ secrets.GH_BOT_ACCESS_TOKEN }}
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generate_release_notes: true
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files: |
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${{ env.CR_PACKAGE_PATH }}/${{ steps.parse-chart.outputs.packagename }}.tgz
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# Note that this creates a release in grafana/helm-charts with a new tag.
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# The tag name in grafana/helm-charts is <package>-<version>, while the
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# tag name for grafana/meta-monitoring-chart is <version>.
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- name: Make release on Helm Charts
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uses: softprops/action-gh-release@v2
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with:
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name: ${{ steps.parse-chart.outputs.packagename }}
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repository: grafana/helm-charts
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tag_name: ${{ steps.parse-chart.outputs.packagename }}
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token: ${{ secrets.GH_BOT_ACCESS_TOKEN }}
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body: |
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${{ steps.parse-chart.outputs.desc }}
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Source commit: https://github.com/${{ github.repository }}/commit/${{ github.sha }}
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Tag on source: https://github.com/${{ github.repository }}/releases/tag/${{ steps.parse-chart.outputs.tagname }}
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files: |
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${{ env.CR_PACKAGE_PATH }}/${{ steps.parse-chart.outputs.packagename }}.tgz
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- name: Update helm-charts index.yaml
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run: |
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cd helm-charts
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"${CR_TOOL_PATH}/cr" index --config "${CR_CONFIGFILE}" --token "${{ secrets.GH_BOT_ACCESS_TOKEN }}" --index-path "${CR_INDEX_PATH}" --package-path "${CR_PACKAGE_PATH}" --push
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