Split chart release flow (#13)

.github/workflows/charts-release-ghpages.yaml

@@ -0,0 +1,82 @@
+name: "Charts: Release to GitHub pages"
+
+concurrency: helm-release
+
+on:
+  workflow_call:
+    inputs:
+      token:
+        required: true
+        default: "${{ github.token }}"
+        description: "The Github API token to use"
+        type: string
+      charts:
+        description: >
+          Json encoded list of Helm charts to release.
+          Defaults to releasing everything.
+        default: "[]"
+        required: false
+        type: string
+
+env:
+  HELM_VERSION: 3.9.2
+
+jobs:
+  release-charts:
+    name: Release charts
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout charts branch
+        uses: actions/checkout@v3
+        with:
+          token: ${{ inputs.token }}
+          path: "src"
+          fetch-depth: 0
+
+      - name: Checkout gh-pages branch
+        uses: actions/checkout@v3
+        with:
+          token: ${{ inputs.token }}
+          path: "dest"
+          ref: "gh-pages"
+          fetch-depth: 0
+
+      - name: Install Kubernetes tools
+        uses: yokawasa/action-setup-kube-tools@v0.8.2
+        with:
+          setup-tools: |
+            helmv3
+          helm: "${{ env.HELM_VERSION }}"
+
+      - name: Package Helm Charts
+        shell: bash
+        env:
+          SRC_DIR: "src/charts"
+          DEST_DIR: "dest"
+        run: |
+          CHARTS=( $(yq --null-input e '${{ inputs.charts }}[]' ) )
+
+          for CHART in "${CHARTS[@]}" ; do
+            mapfile -t CHART_PATH_PARTS < <(echo "$CHART" | tr '/' '\n')
+            CHART_TYPE=${CHART_PATH_PARTS[0]}
+
+            helm dep up "${SRC_DIR}/${CHART}"
+            helm package "${SRC_DIR}/${CHART}" -u -d "${DEST_DIR}/${CHART_TYPE}"
+          done
+
+      - name: Update chart index
+        shell: bash
+        working-directory: dest
+        run: |
+          helm repo index . --url https://bjw-s.github.io/helm-charts/
+
+      - name: Commit changes
+        shell: bash
+        working-directory: dest
+        run: |
+          git config user.name "bjw-s-bot[bot]"
+          git config user.email "bjw-s-bot <87358111+bjw-s-bot[bot]@users.noreply.github.com>"
+          git add $(git ls-files -o --exclude-standard)
+          git add index.yaml
+          git commit -m "Updated from ref: $GITHUB_SHA"
+          git push

.github/workflows/charts-release.yaml

@@ -5,9 +5,9 @@ concurrency: helm-release
 on:
   workflow_dispatch:
     inputs:
-      chart:
+      charts:
         description: >
-          Chart to release. Comma-separated string.
+          Charts to release. Comma-separated string.
           Defaults to releasing everything.
         default: ""
         required: false
@@ -21,9 +21,12 @@ env:
   HELM_VERSION: 3.9.2
 
 jobs:
-  release-charts:
-    name: Release charts
+  prepare:
+    name: Prepare data required for release
     runs-on: ubuntu-22.04
+    outputs:
+      token: ${{ steps.get-app-token.outputs.token }}
+      charts-to-release: ${{ steps.collect-charts.outputs.charts }}
     steps:
       - name: Get k8s-at-home token
         id: get-app-token
@@ -32,65 +35,18 @@ jobs:
           app_id: ${{ secrets.BJWS_APP_ID }}
           private_key: ${{ secrets.BJWS_APP_PRIVATE_KEY }}
 
-      - name: Checkout charts branch
-        uses: actions/checkout@v3
-        with:
-          token: ${{ steps.get-app-token.outputs.token }}
-          path: "src"
-          fetch-depth: 0
-
       - name: Collect charts to release
         uses: ./src/.github/actions/collect-charts
         id: collect-charts
         with:
-          token: ${{ steps.get-app-token.outputs.token }}
+          token: ${{ inputs.token }}
           repoConfigFile: ./src/.ci/repo-config.yaml
-          overrideCharts: "[${{ inputs.chart }}]"
+          overrideCharts: "[${{ inputs.charts }}]"
 
-      - name: Checkout gh-pages branch
-        uses: actions/checkout@v3
-        with:
-          token: ${{ steps.get-app-token.outputs.token }}
-          path: "dest"
-          ref: "gh-pages"
-          fetch-depth: 0
-
-      - name: Install Kubernetes tools
-        uses: yokawasa/action-setup-kube-tools@v0.8.2
-        with:
-          setup-tools: |
-            helmv3
-          helm: "${{ env.HELM_VERSION }}"
-
-      - name: Package Helm Charts
-        shell: bash
-        env:
-          SRC_DIR: "src/charts"
-          DEST_DIR: "dest"
-        run: |
-          CHARTS=( $(yq --null-input e '${{ steps.collect-charts.outputs.charts }}[]' ) )
-
-          for CHART in "${CHARTS[@]}" ; do
-            mapfile -t CHART_PATH_PARTS < <(echo "$CHART" | tr '/' '\n')
-            CHART_TYPE=${CHART_PATH_PARTS[0]}
-
-            helm dep up "${SRC_DIR}/${CHART}"
-            helm package "${SRC_DIR}/${CHART}" -u -d "${DEST_DIR}/${CHART_TYPE}"
-          done
-
-      - name: Update chart index
-        shell: bash
-        working-directory: dest
-        run: |
-          helm repo index . --url https://bjw-s.github.io/helm-charts/
-
-      - name: Commit changes
-        shell: bash
-        working-directory: dest
-        run: |
-          git config user.name "bjw-s-bot[bot]"
-          git config user.email "bjw-s-bot <87358111+bjw-s-bot[bot]@users.noreply.github.com>"
-          git add $(git ls-files -o --exclude-standard)
-          git add index.yaml
-          git commit -m "Updated from ref: $GITHUB_SHA"
-          git push
+  release-github-pages:
+    name: Release Charts to GitHub pages
+    uses: bjw-s/helm-charts/.github/workflows/charts-release-ghpages.yaml@main
+    needs:
+      - prepare
+    with:
+      charts: "[${{ needs.prepare.outputs.charts-to-release }}]"