feat(Chart): 📦 add optional separated chart for CRDs

.github/workflows/changelog.json

@@ -0,0 +1,53 @@
+{
+  "template": "## [#{{TO_TAG}}](#{{RELEASE_DIFF}}) (${DATE})\n#{{CHANGELOG}}",
+  "categories": [
+    {
+      "title": "## :boom: BREAKING CHANGES",
+      "rules": [
+        {
+          "pattern": ".*\\((${REGEXP}).*\\)!:.*",
+          "on_property": "title",
+          "flags": "gu"
+        }
+      ]
+    },
+    {
+      "title": "## :rocket: Features",
+      "rules": [
+        {
+          "pattern": "feat\\((${REGEXP}).*\\):.*",
+          "on_property": "title",
+          "flags": "gu"
+        }
+      ]
+    },
+    {
+      "title": "## :bug: Bug fixes",
+      "rules": [
+        {
+          "pattern": "fix\\((${REGEXP}).*\\):.*",
+          "on_property": "title",
+          "flags": "gu"
+        }
+      ]
+    },
+    {
+      "title": "## :package: Others",
+      "rules": [
+        {
+          "pattern": "(chore|release)\\((${REGEXP}).*\\):.*",
+          "on_property": "title",
+          "flags": "gu"
+        }
+      ]
+    }
+  ],
+  "pr_template": "- ${{TITLE}} ##{{NUMBER}} by @#{{AUTHOR}}",
+  "empty_template": "- no changes",
+  "transformers": [
+    {
+      "pattern": "[\\-\\*] (\\[(...|TEST|CI|SKIP)\\])( )?(.+?)\n(.+?[\\-\\*] )(.+)",
+      "target": "- $4\n  - $6"
+    }
+  ]
+}

.github/workflows/release.yml

@@ -7,11 +7,13 @@ on:
 
 env:
   tag_prefix: v
+  crds_tag_prefix: crds_v
 
 jobs:
   test:
     uses: "traefik/traefik-helm-chart/.github/workflows/test.yml@master"
-  release:
+
+  traefik:
     needs: test
     runs-on: ubuntu-latest
     steps:
@@ -27,31 +29,38 @@ jobs:
           git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
           git config --global --add safe.directory /charts
 
-      - name: Copy LICENSE and README.md for packaging
+      - name: Copy LICENSE, EXAMPLES.md and README.md for packaging
         run: |
           cp ./README.md ./traefik/README.md
           cp ./EXAMPLES.md ./traefik/EXAMPLES.md
           cp ./LICENSE ./traefik/LICENSE
 
       - name: Generate default static install
         run: |
-          kustomize build traefik/crds > traefik.yaml
+          kustomize build traefik-crds > traefik.yaml
           helm template traefik ./traefik -n traefik >> traefik.yaml
 
-      - name: Get chart verison
+      - name: Get chart version
         id: chart_version
         run: |
-          echo "CHART_VERSION=$(cat traefik/Chart.yaml | awk -F"[ ',]+" '/version:/{print $2}')" >> $GITHUB_OUTPUT
+          echo "CHART_VERSION=$(cat traefik/Chart.yaml | awk -F"[ ',]+" '/version:/{print $2}' | head -n 1)" >> $GITHUB_OUTPUT
 
       - name: Check if tag exists
         id: tag_exists
         run: |
-          TAG_EXISTS=true
-          if ! [ $(git tag -l "${{ env.tag_prefix }}${{ steps.chart_version.outputs.CHART_VERSION }}") ]; then
-              TAG_EXISTS=false
+          TAG_EXISTS=false
+          if git tag -l | grep "${{ env.tag_prefix }}${{ steps.chart_version.outputs.CHART_VERSION }}" > /dev/null ; then
+              TAG_EXISTS=true
           fi
           echo TAG_EXISTS=$TAG_EXISTS >> $GITHUB_OUTPUT
 
+      - name: Get Previous tag
+        id: previous_tag
+        uses: "WyriHaximus/github-action-get-previous-tag@v1"
+        with:
+          prefix: v
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
       - name: Tag release
         id: tag_version
         uses: mathieudutour/github-tag-action@v6.2
@@ -61,16 +70,40 @@ jobs:
           tag_prefix: ${{ env.tag_prefix }}
         if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
 
+      - name: Render changelog configuration
+        env:
+          REGEXP: "?!crds"
+        run: |
+          export DATE=$(date +%F); cat .github/workflows/changelog.json | envsubst > /tmp/changelog.json; cat /tmp/changelog.json
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      - name: Build Changelog
+        id: changelog
+        uses: mikepenz/release-changelog-builder-action@v5
+        with:
+          fromTag: ${{ steps.previous_tag.outputs.tag }}
+          toTag: ${{ steps.tag_version.outputs.new_tag }}
+          configuration: "/tmp/changelog.json"
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
       - name: Create release
         uses: ncipollo/release-action@v1
         with:
           tag: ${{ steps.tag_version.outputs.new_tag }}
           name: ${{ steps.tag_version.outputs.new_tag }}
-          body: ${{ steps.tag_version.outputs.changelog }}
+          body: ${{ steps.changelog.outputs.changelog }}
           prerelease: ${{ contains(steps.chart_version.outputs.CHART_VERSION, '-') }}
           artifacts: "traefik.yaml"
         if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
 
+      # avoid to push both charts
+      - name: Delete traefik-crds chart
+        run: |
+          rm -rf traefik-crds
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
       - name: Publish Helm chart
         uses: stefanprodan/helm-gh-pages@master
         with:
@@ -97,3 +130,113 @@ jobs:
           registry_username: traefiker
           registry_password: ${{ secrets.GHCR_TOKEN }}
         if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+  traefik-crds:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
+          git config --global --add safe.directory /charts
+
+      - name: Copy LICENSE for packaging
+        run: |
+          cp ./LICENSE ./traefik/LICENSE
+
+      - name: Get chart version
+        id: chart_version
+        run: |
+          echo "CHART_VERSION=$(cat traefik-crds/Chart.yaml | awk -F"[ ',]+" '/version:/{print $2}' | head -n 1)" >> $GITHUB_OUTPUT
+
+      - name: Check if tag exists
+        id: tag_exists
+        run: |
+          TAG_EXISTS=false
+          if git tag -l | grep "${{ env.crds_tag_prefix }}${{ steps.chart_version.outputs.CHART_VERSION }}" > /dev/null ; then
+              TAG_EXISTS=true
+          fi
+          echo TAG_EXISTS=$TAG_EXISTS >> $GITHUB_OUTPUT
+
+      - name: Get Previous tag
+        id: previous_tag
+        uses: "WyriHaximus/github-action-get-previous-tag@v1"
+        with:
+          prefix: crds_v
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      - name: Tag release
+        id: tag_version
+        uses: mathieudutour/github-tag-action@v6.2
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          custom_tag: ${{ steps.chart_version.outputs.CHART_VERSION }}
+          tag_prefix: ${{ env.crds_tag_prefix }}
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      - name: Render changelog configuration
+        env:
+          REGEXP: "?!crds"
+        run: |
+          export DATE=$(date +%F); cat .github/workflows/changelog.json | envsubst > /tmp/changelog.json; cat /tmp/changelog.json
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      - name: Build Changelog
+        id: changelog
+        uses: mikepenz/release-changelog-builder-action@v5
+        with:
+          fromTag: ${{ steps.previous_tag.outputs.tag }}
+          toTag: ${{ steps.tag_version.outputs.new_tag }}
+          configuration: "/tmp/changelog.json"
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      - name: Create release
+        uses: ncipollo/release-action@v1
+        with:
+          tag: ${{ steps.tag_version.outputs.new_tag }}
+          name: ${{ steps.tag_version.outputs.new_tag }}
+          body: ${{ steps.changelog.outputs.changelog }}
+          prerelease: ${{ contains(steps.chart_version.outputs.CHART_VERSION, '-') }}
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      # avoid to push both charts
+      - name: Delete traefik chart
+        run: |
+          rm -rf traefik
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      - name: Publish Helm chart
+        uses: stefanprodan/helm-gh-pages@master
+        with:
+          token: ${{ secrets.CHARTS_TOKEN }}
+          charts_dir: .
+          charts_url: https://traefik.github.io/charts
+          owner: traefik
+          repository: charts
+          branch: master
+          target_dir: traefik-crds
+          index_dir: .
+          commit_username: traefiker
+          commit_email: 30906710+traefiker@users.noreply.github.com
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'
+
+      - name: Publish Helm chart to the ghcr.io registry
+        uses: appany/helm-oci-chart-releaser@v0.4.2
+        with:
+          name: traefik-crds
+          repository: traefik/helm
+          tag: ${{ steps.chart_version.outputs.CHART_VERSION }}
+          path: ./traefik-crds
+          registry: ghcr.io
+          registry_username: traefiker
+          registry_password: ${{ secrets.GHCR_TOKEN }}
+        if: steps.tag_exists.outputs.TAG_EXISTS == 'false'

.github/workflows/test.yml

@@ -23,11 +23,26 @@ jobs:
           git config user.name "$GITHUB_ACTOR"
           git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
 
-      - name: Check if values schema is up-to-date
+      - name: Check traefik if values schema is up-to-date
         uses: losisin/helm-values-schema-json-action@v1
         with:
           input: traefik/values.yaml
           output: traefik/values.schema.json
+          id: "https://traefik.io/traefik-helm-chart.schema.json"
+          title: "Traefik Proxy Helm Chart"
+          description: "The Cloud Native Application Proxy"
+          additional-properties: true
+          fail-on-diff: true
+
+      - name: Check traefik-crds if values schema is up-to-date
+        uses: losisin/helm-values-schema-json-action@v1
+        with:
+          input: traefik-crds/values.yaml
+          output: traefik-crds/values.schema.json
+          id: "https://traefik.io/traefik-crds-helm-chart.schema.json"
+          title: "Traefik CRDs Helm Chart"
+          description: "The Cloud Native Application Proxy"
+          additional-properties: false
           fail-on-diff: true
 
       - name: Lint
@@ -71,7 +86,12 @@ jobs:
           kubectl wait --namespace metallb-system --for=condition=ready pod --selector=app=metallb --timeout=90s
           kubectl apply -f hack/metallb-config.yaml
 
-      - name: Check install on Kind
+      - name: Check install on Kind (standard)
         if: steps.check.outputs.release
         run: |
           make test-install
+
+      - name: Check install on Kind (with CRDS)
+        if: steps.check.outputs.release
+        run: |
+          make test-install-with-crds

Makefile

@@ -7,6 +7,7 @@ IMAGE_HELM_UNITTEST=docker.io/helmunittest/helm-unittest:3.16.1-0.6.1
 
 traefik/tests/__snapshot__:
 	@mkdir traefik/tests/__snapshot__
+	@mkdir traefik-crds/tests/__snapshot__
 
 test: traefik/tests/__snapshot__
 	docker run ${DOCKER_ARGS} --entrypoint /bin/sh --rm -v $(CURDIR):/charts -w /charts $(IMAGE_HELM_UNITTEST) /charts/hack/test.sh
@@ -17,14 +18,14 @@ lint:
 docs:
 	docker run --rm -v "$(CURDIR):/helm-docs" $(IMAGE_HELM_DOCS) -o VALUES.md
 
-test-install:
-	docker run ${DOCKER_ARGS} --network=host --env GIT_SAFE_DIR="true" --entrypoint /bin/sh --rm -v $(CURDIR):/charts -v $(HOME)/.kube:/root/.kube -w /charts $(IMAGE_CHART_TESTING) /charts/hack/ct.sh install
-
+test-%:
+	docker run ${DOCKER_ARGS} --network=host --env GIT_SAFE_DIR="true" --entrypoint /bin/sh --rm -v $(CURDIR):/charts -v $(HOME)/.kube:/root/.kube -w /charts $(IMAGE_CHART_TESTING) /charts/hack/ct.sh $*
 
 # Requires to install schema generation plugin beforehand
 # $ helm plugin install https://github.com/losisin/helm-values-schema-json.git
 schema:
-	helm schema
+	cd traefik && helm schema
+	cd traefik-crds && helm schema
 
 changelog:
 	@echo "== Updating Changelogs..."