ci: add ci for helm

Signed-off-by: bin <brian.xb.bian@gmail.com>

.github/workflows/check-helm.yaml

@@ -0,0 +1,28 @@
+name: Check helm version
+
+on:
+  push:
+    paths:
+      - deploy/charts/neuron/templates/**
+  pull_request:
+    paths:
+      - deploy/charts/neuron/templates/**
+
+jobs:
+  check-helm-version:
+    runs-on: ubuntu-latest
+    steps:
+      - run: minikube start
+      - uses: actions/checkout@v2
+      - name: Update helm
+        run: |
+          helm repo add emqx https://repos.emqx.io/charts
+          helm repo update
+      - name: Check helm version
+        run: |
+          old=$(helm show chart emqx/neuron |egrep "^version" | sed -r 's|^version:[[:space:]]([0-9]+.[0-9]+.[0-9]+)$|\1|g')
+          now=$(egrep "^version" deploy/charts/neuron/Chart.yaml | sed -r 's|^version:[[:space:]]([0-9]+.[0-9]+.[0-9]+)$|\1|g')
+          if [ "$old" = "$now" ];then
+            echo "Need update version for Chart.yaml"
+            exit 1
+          fi

.github/workflows/release.yaml

@@ -0,0 +1,42 @@
+name: Release neuron
+
+on:
+  push:
+    tags:
+      - "*"
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Check appVersion for helm
+      run: |
+        appVersion=$(egrep "^appVersion" deploy/charts/neuron/Chart.yaml | sed -r 's|^appVersion:[[:space:]]([0-9]+.[0-9]+.[0-9]+)$|\1|g')
+        if [ "$appVersion" != "${GITHUB_REF##*/}" ]; then
+          echo "Need update appVersion for Chart.yaml"
+          exit 1
+        fi
+
+  helm:
+    runs-on: self-hosted
+    if: github.repository_owner == 'emqx'
+    needs:
+    - release
+    steps:
+    - uses: actions/checkout@v2
+    - name: Check appVersion for helm
+      working-directory: deploy/charts/neuron
+      run: |
+        appVersion=$(egrep "^appVersion" Chart.yaml | sed -r 's|^appVersion:[[:space:]]([0-9]+.[0-9]+.[0-9]+)$|\1|g')
+        if [ "$appVersion" != "${GITHUB_REF##*/}" ]; then
+          echo "Need update appVersion for Chart.yaml"
+          exit 1
+        fi
+    - name: Create helm package
+      working-directory: deploy/charts/neuron
+      run: helm package .
+    - name: Update helm repo
+      run: |
+        sudo mv $(find deploy/charts/neuron -name "*.tgz") /repos/charts
+        sudo helm repo index /repos/charts

.github/workflows/test-helm.yaml

@@ -0,0 +1,59 @@
+name: Test helm
+inputs:
+  repository:
+    description: "neuron image repository"
+    required: true
+    default: "emqx/neuron"
+  tag:
+    description: "neuron image tag"
+    required: true
+    default: "2.0.1"
+
+on:
+  push:
+    tags:
+      - "*"
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - run: minikube start --kubernetes-version="v1.23.0"
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '1.18.3'
+      - name: install kubebuilder
+        run: |
+          OS=$(uname -s | tr '[:upper:]' '[:lower:]')
+          ARCH=$(uname -m | sed 's/x86_64/amd64/')
+          curl -fsL "https://storage.googleapis.com/kubebuilder-tools/kubebuilder-tools-1.16.4-${OS}-${ARCH}.tar.gz" -o kubebuilder-tools
+          tar -zxvf kubebuilder-tools
+          sudo mv kubebuilder/ /usr/local/kubebuilder
+      - run: make test
+
+  deployment:
+    runs-on: ubuntu-latest
+    steps:
+      - run: minikube start --kubernetes-version="v1.23.0"
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '1.18.3'
+      - name: Deploy neuron by helm
+        shell: bash
+        run: |
+          helm install neuron deploy/charts/neuron\
+            --set image.repository=${{ inputs.repository }} \
+            --set image.tag=${{ inputs.tag }}
+      - name: Check deployment
+        run: |
+          while [ "$(kubectl get Deployment -l app.kubernetes.io/name=neuron -o jsonpath='{.items[0].status.replicas}')" \
+            != "$(kubectl get Deployment -l app.kubernetes.io/name=neuron -o jsonpath='{.items[0].status.readyReplicas}')" ]; do
+            echo "=============================="
+            kubectl get pods
+            echo "=============================="
+            echo "waiting neuron started"
+            sleep 10
+          done