Chart: Improve CI. (kubernetes#12003)

.github/workflows/chart.yaml

@@ -0,0 +1,64 @@
+name: Chart
+
+on:
+  push:
+    branches:
+      - main
+      - release-*
+    paths:
+      - charts/ingress-nginx/Chart.yaml
+
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+
+    steps:
+      - name: Set up Python
+        uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
+        with:
+          python-version: 3.x
+
+      - name: Set up Helm
+        uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # v4.2.0
+
+      - name: Set up Helm Chart Testing
+        uses: helm/chart-testing-action@e6669bcd63d7cb57cb4380c33043eebe5d111992 # v2.6.1
+
+      - name: Set up Artifact Hub
+        run: |
+          curl --fail --location https://github.com/artifacthub/hub/releases/download/v1.19.0/ah_1.19.0_linux_amd64.tar.gz --output /tmp/ah.tar.gz
+          echo "0e430493521ce387ca04d79b26646a86f92886dbcceb44985bb71082a9530ca5  /tmp/ah.tar.gz" | shasum --check
+          sudo tar --extract --file /tmp/ah.tar.gz --directory /usr/local/bin ah
+
+      - name: Set up Git
+        run: |
+          git config --global user.name "${GITHUB_ACTOR}"
+          git config --global user.email "${GITHUB_ACTOR}@users.noreply.github.com"
+
+      - name: Checkout code
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        with:
+          fetch-depth: 0
+
+      - name: Lint chart
+        run: |
+          ct lint --config .ct.yaml
+          ah lint --path charts/ingress-nginx
+
+      - name: Release chart
+        uses: helm/chart-releaser-action@a917fd15b20e8b64b94d9158ad54cd6345335584 # v1.6.0
+        env:
+          CR_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          CR_RELEASE_NAME_TEMPLATE: helm-chart-{{ .Version }}
+          CR_SKIP_EXISTING: true
+        with:
+          charts_dir: charts

.github/workflows/ci.yaml

@@ -208,112 +208,88 @@ jobs:
           path: docker.tar.gz
           retention-days: 5
 
-  helm-lint:
-    name: Helm chart lint
+  chart-lint:
+    name: Chart / Lint
     runs-on: ubuntu-latest
     needs:
       - changes
-    if: |
-      (needs.changes.outputs.charts == 'true') || (needs.changes.outputs.baseimage == 'true') || ${{ github.event.workflow_dispatch.run_e2e == 'true' }}
+
+    if: fromJSON(needs.changes.outputs.charts) || fromJSON(needs.changes.outputs.baseimage) || fromJSON(github.event.workflow_dispatch.run_e2e)
 
     steps:
-      - name: Checkout
-        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - name: Set up Python
+        uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
         with:
-          fetch-depth: 0
+          python-version: 3.x
 
       - name: Set up Helm
         uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # v4.2.0
 
-      - uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
-        with:
-          python-version: '3.x'
-
-      - name: Set up chart-testing
+      - name: Set up Helm Chart Testing
         uses: helm/chart-testing-action@e6669bcd63d7cb57cb4380c33043eebe5d111992 # v2.6.1
 
-      - name: Install Helm Unit Test Plugin
+      - name: Set up Artifact Hub
         run: |
-          helm plugin install https://github.com/helm-unittest/helm-unittest
+          curl --fail --location https://github.com/artifacthub/hub/releases/download/v1.19.0/ah_1.19.0_linux_amd64.tar.gz --output /tmp/ah.tar.gz
+          echo "0e430493521ce387ca04d79b26646a86f92886dbcceb44985bb71082a9530ca5  /tmp/ah.tar.gz" | shasum --check
+          sudo tar --extract --file /tmp/ah.tar.gz --directory /usr/local/bin ah
 
-      - name: Run Helm Unit Tests
-        run: |
-          helm unittest charts/ingress-nginx -d
+      - name: Set up Helm Docs
+        uses: gabe565/setup-helm-docs-action@d5c35bdc9133cfbea3b671acadf50a29029e87c2 # v1.0.4
 
-      - name: Run chart-testing (lint)
-        run: ct lint --config ./.ct.yaml
+      - name: Set up Helm Unit Test
+        run: helm plugin install https://github.com/helm-unittest/helm-unittest
 
-      - name: Run helm-docs
+      - name: Checkout code
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        with:
+          fetch-depth: 0
+
+      - name: Lint chart
         run: |
-          GOBIN=$PWD GO111MODULE=on go install github.com/norwoodj/helm-docs/cmd/[email protected]
-          ./helm-docs --chart-search-root=${GITHUB_WORKSPACE}/charts
-          DIFF=$(git diff ${GITHUB_WORKSPACE}/charts/ingress-nginx/README.md)
-          if [ ! -z "$DIFF" ]; then
-            echo "Please use helm-docs in your clone, of your fork, of the project, and commit a updated README.md for the chart. https://github.com/kubernetes/ingress-nginx/blob/main/RELEASE.md#d-edit-the-valuesyaml-and-run-helm-docs"
-          fi
-          git diff --exit-code
-          rm -f ./helm-docs
-
-      - name: Run Artifact Hub lint
+          ct lint --config .ct.yaml
+          ah lint --path charts/ingress-nginx
+
+      - name: Check docs
         run: |
-          wget https://github.com/artifacthub/hub/releases/download/v1.5.0/ah_1.5.0_linux_amd64.tar.gz
-          echo 'ad0e44c6ea058ab6b85dbf582e88bad9fdbc64ded0d1dd4edbac65133e5c87da *ah_1.5.0_linux_amd64.tar.gz' | shasum -c
-          tar -xzvf ah_1.5.0_linux_amd64.tar.gz ah
-          ./ah lint -p charts/ingress-nginx || exit 1
-          rm -f ./ah ./ah_1.5.0_linux_amd64.tar.gz
-
-  helm-test:
-    name: Helm chart testing
+          helm-docs --chart-search-root charts
+          git diff --exit-code charts/ingress-nginx/README.md
+
+      - name: Run tests
+        run: helm unittest charts/ingress-nginx
+
+  chart-test:
+    name: Chart / Test
     runs-on: ubuntu-latest
     needs:
       - changes
       - build
-      - helm-lint
-    if: |
-      (needs.changes.outputs.charts == 'true') || (needs.changes.outputs.baseimage == 'true') || ${{ github.event.workflow_dispatch.run_e2e == 'true' }}
+      - chart-lint
+
+    if: fromJSON(needs.changes.outputs.charts) || fromJSON(needs.changes.outputs.baseimage) || fromJSON(github.event.workflow_dispatch.run_e2e)
 
     strategy:
       matrix:
         k8s: [v1.28.13, v1.29.8, v1.30.4, v1.31.0]
 
     steps:
-      - name: Checkout
+      - name: Checkout code
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - name: Setup Go
-        uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
-        with:
-          go-version: ${{ needs.build.outputs.golangversion }}
-          check-latest: true
-
-      - name: cache
+      - name: Download cache
         uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
         with:
           name: docker.tar.gz
 
-      - name: fix permissions
-        run: |
-          sudo mkdir -p $HOME/.kube
-          sudo chmod -R 777 $HOME/.kube
-
-      - name: Create Kubernetes ${{ matrix.k8s }} cluster
-        id: kind
-        run: |
-          kind create cluster --image=kindest/node:${{ matrix.k8s }}
-
-      - name: Load images from cache
-        run: |
-          echo "loading docker images..."
-          gzip -dc docker.tar.gz | docker load
+      - name: Load cache
+        run: gzip --decompress --stdout docker.tar.gz | docker load
 
-      - name: Test
+      - name: Run tests
         env:
-          KIND_CLUSTER_NAME: kind
-          SKIP_CLUSTER_CREATION: true
+          K8S_VERSION: ${{ matrix.k8s }}
           SKIP_IMAGE_CREATION: true
-          SKIP_INGRESS_IMAGE_CREATION: true
         run: |
-          kind get kubeconfig > $HOME/.kube/kind-config-kind
+          sudo mkdir -pm 777 "${HOME}/.kube"
           make kind-e2e-chart-tests
 
   kubernetes:

.gitignore

@@ -1,4 +1,3 @@
-helm-docs
 # OSX
 ._*
 .DS_Store

MANUAL_RELEASE.md

@@ -226,19 +226,18 @@ Promoting the images basically means that images, that were pushed to staging co
           ```
 
 ### d. Edit the values.yaml and run helm-docs
+
   - [Fields to edit in values.yaml](https://github.com/kubernetes/ingress-nginx/blob/main/charts/ingress-nginx/values.yaml)
 
     - tag
     - digest
 
-  - [helm-docs](https://github.com/norwoodj/helm-docs) is a tool that generates the README.md for a helm-chart automatically. In the CI pipeline workflow of github actions (/.github/workflows/ci.yaml), you can see how helm-docs is used. But the CI pipeline is not designed to make commits back into the project. So we need to run helm-docs manually, and check in the resulting autogenerated README.md at the path /charts/ingress-nginx/README.md
+  - [helm-docs](https://github.com/norwoodj/helm-docs) is a tool that generates the README.md for a Helm chart automatically. In the CI pipeline workflow of GitHub actions (.github/workflows/ci.yaml), you can see how helm-docs is used. The CI pipeline is not designed to make commits back into the project, so we need to run helm-docs manually and commit the resulting generated README.md. You can obtain a recent version of the helm-docs binary here: https://github.com/norwoodj/helm-docs/releases.
     ```
-          GOBIN=$PWD GO111MODULE=on go install github.com/norwoodj/helm-docs/cmd/[email protected]
-          ./helm-docs --chart-search-root=${GITHUB_WORKSPACE}/charts
-          git diff --exit-code
-          rm -f ./helm-docs
+    helm-docs --chart-search-root charts
+    git diff charts/ingress-nginx/README.md
     ```
-    Watchout for mistakes like leaving the helm-docs executable in your clone workspace or not checking the new README.md manually etc.
+    Take care of not leaving the helm-docs executable in your clone workspace or not committing the new README.md.
 
 ### e. Edit the static manifests
 

charts/ingress-nginx/ci/deamonset-default-values.yaml → charts/ingress-nginx/ci/admission-webhooks-cert-manager-values.yaml

@@ -1,10 +1,12 @@
 controller:
-  kind: DaemonSet
   image:
     repository: ingress-controller/controller
     tag: 1.0.0-dev
     digest: null
-  admissionWebhooks:
-    enabled: false
+
   service:
     type: ClusterIP
+
+  admissionWebhooks:
+    certManager:
+      enabled: true

charts/ingress-nginx/ci/controller-configmap-addheaders-values.yaml

@@ -0,0 +1,11 @@
+controller:
+  image:
+    repository: ingress-controller/controller
+    tag: 1.0.0-dev
+    digest: null
+
+  service:
+    type: ClusterIP
+
+  addHeaders:
+    X-Frame-Options: deny

charts/ingress-nginx/ci/controller-configmap-proxyheaders-values.yaml

@@ -0,0 +1,11 @@
+controller:
+  image:
+    repository: ingress-controller/controller
+    tag: 1.0.0-dev
+    digest: null
+
+  service:
+    type: ClusterIP
+
+  proxySetHeaders:
+    X-Forwarded-Proto: https