From c74f774b84da60121c4a9f72f67bac481ce9699c Mon Sep 17 00:00:00 2001
From: Evan Johnson <ejohnson@akamai.com>
Date: Wed, 14 Feb 2024 12:01:27 -0500
Subject: [PATCH] add helm test and publish workflow

---
 .github/workflows/helm.yml | 85 ++++++++++++++++++++++++++++++++++++++
 deploy/chart/Chart.yaml    |  4 +-
 deploy/chart/values.yaml   |  4 +-
 3 files changed, 90 insertions(+), 3 deletions(-)
 create mode 100644 .github/workflows/helm.yml

diff --git a/.github/workflows/helm.yml b/.github/workflows/helm.yml
new file mode 100644
index 00000000..d6aa1ed7
--- /dev/null
+++ b/.github/workflows/helm.yml
@@ -0,0 +1,85 @@
+name: Helm
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'deploy/chart/**'
+  pull_request:
+    paths:
+      - 'deploy/chart/**'
+  workflow_dispatch: {}
+
+permissions:
+  contents: read
+
+jobs:
+  helm-test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set Version
+        run: |
+          TAG=$(git describe --tags --abbrev=0)
+          sed -ie "s/appVersion: \"latest\"/appVersion: ${TAG}/g" deploy/chart/Chart.yaml
+          sed -ie "s/version: 0.0.0/version: ${TAG}/g" deploy/chart/Chart.yaml
+
+      - name: Set up Helm
+        uses: azure/setup-helm@v3
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+          check-latest: true
+
+      - name: Set up chart-testing
+        uses: helm/chart-testing-action@v2.6.0
+
+      - name: Run chart-testing (lint)
+        run: ct lint --check-version-increment=false --chart-dirs deploy --target-branch ${{ github.event.repository.default_branch }}
+
+      # we cannot test a helm install without a valid linode
+      # - name: Create kind cluster
+      #  uses: helm/kind-action@v1.8.0
+
+      #- name: Run chart-testing (install)
+      #  run: ct install --chart-dirs helm-chart --namespace kube-system --helm-extra-set-args "--set=apiToken=test --set=region=us-east"  --target-branch ${{ github.event.repository.default_branch }}
+
+  helm-release:
+    if: github.ref == 'refs/heads/main'
+    needs: helm-test
+    permissions:
+      contents: write  # for helm/chart-releaser-action to push chart release and create a release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set Version
+        run: |
+          TAG=$(git describe --tags --abbrev=0)
+          sed -ie "s/appVersion: \"latest\"/appVersion: ${TAG}/g" deploy/chart/Chart.yaml
+          sed -ie "s/version: 0.0.0/version: ${TAG}/g" deploy/chart/Chart.yaml
+
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
+
+      - name: Set up Helm
+        uses: azure/setup-helm@v3
+
+      - name: Run chart-releaser
+        uses: helm/chart-releaser-action@v1.6.0
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+        with:
+          charts_dir: deploy
+          skip_existing: true
diff --git a/deploy/chart/Chart.yaml b/deploy/chart/Chart.yaml
index c442b685..959afc24 100644
--- a/deploy/chart/Chart.yaml
+++ b/deploy/chart/Chart.yaml
@@ -2,5 +2,7 @@ apiVersion: v2
 name: ccm-linode
 description: The Linode Cloud Controller Manager (CCM) provides a way for Kubernetes clusters to access additional Linode services. Linode's CCM will automatically provision a Linode NodeBalancer for Kubernetes Services of type "LoadBalancer".
 type: application
-version: 1.0.0
+version: 0.0.0
 appVersion: "latest"
+maintainers:
+  - name: linode
diff --git a/deploy/chart/values.yaml b/deploy/chart/values.yaml
index 790458df..2c00b6d6 100644
--- a/deploy/chart/values.yaml
+++ b/deploy/chart/values.yaml
@@ -19,7 +19,7 @@ nodeSelector:
 # The pullPolicy is set to Always but can be changed when it is not required to always pull the new image
 image:
   repository: linode/linode-cloud-controller-manager
-  tag: latest
+  tag:  # only set if required, defaults to .Chart.AppVersion set during release or "latest" by default
   pullPolicy: Always
 
 # Default namespace is "kube-system" but it can be set to another namespace
@@ -48,4 +48,4 @@ tolerations:
 # LINODE_HOSTNAME_ONLY_INGRESS type bool is supported
 # env:
   # - name: EXAMPLE_ENV_VAR
-  #   value: "true"
\ No newline at end of file
+  #   value: "true"