Merge pull request #66 from grafana/add_ci_to_release_helm_chart

Add CI to publish helm chart

.github/configs/cr.yaml

@@ -0,0 +1,3 @@
+owner: grafana
+git-repo: helm-charts
+skip-existing: true

.github/configs/ct.yaml

@@ -0,0 +1,15 @@
+## Reference: https://github.com/helm/chart-testing/blob/master/doc/ct_lint-and-install.md
+remote: origin
+target-branch: main
+chart-dirs:
+- charts
+chart-repos:
+  - grafana=https://grafana.github.io/helm-charts
+  - minio=https://charts.min.io
+validate-chart-schema: true
+validate-maintainers: true
+validate-yaml: true
+exclude-deprecated: true
+excluded-charts: []
+namespace: meta-monitoring # Need to set the namespace because we create the secret there
+release-label: app.kubernetes.io/instance

.github/workflows/helm-release.yml

@@ -0,0 +1,167 @@
+name: Release Helm chart
+on:
+  workflow_dispatch:
+env:
+  CR_CONFIGFILE: "${{ github.workspace }}/source/.github/configs/cr.yaml"
+  CT_CONFIGFILE: "${{ github.workspace }}/source/.github/configs/ct.yaml"
+  CR_INDEX_PATH: "${{ github.workspace }}/.cr-index"
+  CR_PACKAGE_PATH: "${{ github.workspace }}/.cr-release-packages"
+  CR_TOOL_PATH: "${{ github.workspace }}/.cr-tool"
+  CR_VERSION: "1.5.0"
+permissions:
+  contents: read
+  id-token: write
+jobs:
+  setup:
+    runs-on: ubuntu-latest
+    outputs:
+      changed: ${{ steps.list-changed.outputs.changed }}
+      chartpath: ${{ steps.list-changed.outputs.chartpath }}
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+        path: source
+
+    - name: Install chart-testing
+      uses: helm/chart-testing-action@v2
+
+    - name: List changed charts
+      id: list-changed
+      run: |
+        cd source
+
+        latest_tag=$( if ! git describe --tags --abbrev=0 --match='helm-chart/*' 2> /dev/null ; then git rev-list --max-parents=0 --first-parent HEAD; fi )
+
+        echo "Running: ct list-changed --config ${CT_CONFIGFILE} --since ${latest_tag} --target-branch ${{ github.ref_name }}"
+        changed=$(ct list-changed --config "${CT_CONFIGFILE}" --since "${latest_tag}" --target-branch "${{ github.ref_name }}")
+        echo "${changed}"
+
+        num_changed=$(wc -l <<< ${changed})
+        if [[ "${num_changed}" -gt "1" ]] ; then
+          echo "More than one chart changed, exiting"
+          exit 1
+        fi
+        if [[ -n "${changed}" ]]; then
+          name=$(yq ".name" < ${changed}/Chart.yaml)
+          version=$(yq ".version" < ${changed}/Chart.yaml)
+          tagname="v${version}"
+
+          if [ $(git tag -l "${tagname}") ]; then
+            echo "Tag ${tagname} already exists, skipping release"
+            echo "changed=false" >> $GITHUB_OUTPUT
+          else
+            echo "Releasing ${changed}"
+            echo "changed=true" >> $GITHUB_OUTPUT
+            echo "chartpath=${changed}" >> $GITHUB_OUTPUT
+          fi
+        else
+          echo "No charts have changed, skipping release"
+          echo "changed=false" >> $GITHUB_OUTPUT
+        fi
+
+  release:
+    needs: [setup]
+    runs-on: ubuntu-latest
+    if: needs.setup.outputs.changed == 'true'
+    steps:
+    - uses: actions/create-github-app-token@v1
+      id: app-token
+      with:
+        app-id: ${{ secrets.app-id }}
+        private-key: ${{ secrets.private-key }}
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+        path: source
+
+    - name: Configure Git
+      run: |
+        cd source
+        git config user.name "$GITHUB_ACTOR"
+        git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
+
+    - name: Checkout helm-charts
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+        repository: grafana/helm-charts
+        path: helm-charts
+        token: "${{ steps.app-token.outputs.token }}"
+
+    - name: Configure Git for helm-charts
+      run: |
+        cd helm-charts
+        git config user.name "$GITHUB_ACTOR"
+        git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
+
+    - name: Set up Helm
+      uses: azure/setup-helm@v4
+
+    - name: Parse Chart.yaml
+      id: parse-chart
+      run: |
+        cd source
+        changed="${{ needs.setup.outputs.chartpath }}"
+        description=$(yq ".description" < ${changed}/Chart.yaml)
+        name=$(yq ".name" < ${changed}/Chart.yaml)
+        version=$(yq ".version" < ${changed}/Chart.yaml)
+
+        echo "chartpath=${changed}" >> $GITHUB_OUTPUT
+        echo "desc=${description}" >> $GITHUB_OUTPUT
+        echo "tagname=v${version}" >> $GITHUB_OUTPUT
+        echo "packagename=${name}-${version}" >> $GITHUB_OUTPUT
+
+    - name: Install CR tool
+      run: |
+        mkdir "${CR_TOOL_PATH}"
+        mkdir "${CR_PACKAGE_PATH}"
+        mkdir "${CR_INDEX_PATH}"
+        curl -sSLo cr.tar.gz "https://github.com/helm/chart-releaser/releases/download/v${CR_VERSION}/chart-releaser_${CR_VERSION}_linux_amd64.tar.gz"
+        tar -xzf cr.tar.gz -C "${CR_TOOL_PATH}"
+        rm -f cr.tar.gz
+
+    - name: Create Helm package
+      run: |
+        cd source
+        helm repo add grafana https://grafana.github.io/helm-charts
+        helm repo add minio https://charts.min.io
+
+        "${CR_TOOL_PATH}/cr" package "${{ steps.parse-chart.outputs.chartpath }}" --config "${CR_CONFIGFILE}" --package-path "${CR_PACKAGE_PATH}"
+
+    - name: Make a release on this repo
+      uses: softprops/action-gh-release@v2
+      with:
+        name: ${{ steps.parse-chart.outputs.tagname }}
+        repository: grafana/meta-monitoring-chart
+        tag_name: ${{ steps.parse-chart.outputs.tagname }}
+        token: ${{ steps.app-token.outputs.token }}
+        generate_release_notes: true
+        files: |
+          ${{ env.CR_PACKAGE_PATH }}/${{ steps.parse-chart.outputs.packagename }}.tgz
+
+    # Note that this creates a release in grafana/helm-charts with a new tag.
+    # The tag name in grafana/helm-charts is <package>-<version>, while the
+    # tag name for grafana/meta-monitoring-chart is <version>.
+    - name: Make release on Helm Charts
+      uses: softprops/action-gh-release@v2
+      with:
+        name: ${{ steps.parse-chart.outputs.packagename }}
+        repository: grafana/helm-charts
+        tag_name: ${{ steps.parse-chart.outputs.packagename }}
+        token: ${{ steps.app-token.outputs.token }}
+        body: |
+          ${{ steps.parse-chart.outputs.desc }}
+
+          Source commit: https://github.com/${{ github.repository }}/commit/${{ github.sha }}
+
+          Tag on source: https://github.com/${{ github.repository }}/releases/tag/${{ steps.parse-chart.outputs.tagname }}
+        files: |
+          ${{ env.CR_PACKAGE_PATH }}/${{ steps.parse-chart.outputs.packagename }}.tgz
+
+    - name: Update helm-charts index.yaml
+      run: |
+        cd helm-charts
+        "${CR_TOOL_PATH}/cr" index --config "${CR_CONFIGFILE}" --token "${{ steps.app-token.outputs.token }}" --index-path "${CR_INDEX_PATH}" --package-path "${CR_PACKAGE_PATH}" --push

charts/meta-monitoring/Chart.lock

@@ -1,7 +1,7 @@
 dependencies:
 - name: loki
   repository: https://grafana.github.io/helm-charts
-  version: 5.47.2
+  version: 6.2.0
 - name: alloy
   repository: https://grafana.github.io/helm-charts
   version: 0.1.1
@@ -14,5 +14,5 @@ dependencies:
 - name: minio
   repository: https://charts.min.io
   version: 5.1.0
-digest: sha256:b9521eea011cdf82856ee909f3f42f98722393678799094de2307e89c92bc045
-generated: "2024-04-16T08:02:24.103560437Z"
+digest: sha256:f9a79bfc30df65ba2ff94a097844f6b3aa41970318d5fb1708b3aeecebbe68d1
+generated: "2024-04-16T08:10:03.998180905Z"

charts/meta-monitoring/Chart.yaml

@@ -22,7 +22,7 @@ appVersion: "0.0.1"
 dependencies:
 - name: loki
   repository: https://grafana.github.io/helm-charts
-  version: "5.47.2"
+  version: 6.2.0
   condition: local.logs.enabled
 - name: alloy
   repository: https://grafana.github.io/helm-charts

charts/meta-monitoring/values.yaml

@@ -202,6 +202,15 @@ kubeStateMetrics:
 loki:
   loki:
     auth_enabled: false
+    schemaConfig:
+      configs:
+        - from: 2024-03-29
+          store: tsdb
+          object_store: s3
+          schema: v13
+          index:
+            prefix: index_
+            period: 24h
     storage:
       type: "s3"
       s3:
@@ -219,8 +228,13 @@ loki:
             secret_access_key: "{{ .Values.global.minio.rootPassword }}"
       compactor:
         retention_enabled: true
+        delete_request_store: s3
       limits_config:
         retention_period: 30d
+  lokiCanary:
+    enabled: false
+  test:
+    enabled: false
   monitoring:
     dashboards:
       enabled: false