feat(release.yml): add GitHub Actions workflow for publishing Docker …

…image on release event

feat(test.yml): add GitHub Actions workflow for building and testing the code on push and pull_request events
chore(Chart.yaml): update version to 0.2.1 in the Kubernetes Event Exporter Helm chart
chore(role.yaml): add conditional logic to include namespace in Role metadata if rbac.namespaced is true
chore(rolebinding.yaml): add conditional logic to include namespace in RoleBinding metadata if rbac.namespaced is true

.github/workflows/release.yml

@@ -0,0 +1,45 @@
+name: Publish Docker image
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  push_to_registries:
+    name: Push Docker image to multiple registries
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        with:
+          images: |
+            ghcr.io/${{ github.repository }}
+
+      - name: Build and push Docker images
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.github/workflows/test.yml

@@ -0,0 +1,22 @@
+name: Test
+on: [push, pull_request]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.19
+      uses: actions/setup-go@v3
+      with:
+        go-version: 1.19
+      id: go
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v3
+
+    - name: Build
+      run: go build -v .
+
+    - name: Test
+      run:  go test ./...

charts/kubernetes-event-exporter/Chart.yaml

@@ -2,6 +2,6 @@ apiVersion: v2
 name: kubernetes-event-exporter
 description: Export Kubernetes events to multiple destinations with routing and filtering
 type: application
-version: 0.2.3
+version: 0.2.1
 appVersion: "v1.1"
 home: https://github.com/resmoio/kubernetes-event-exporter

charts/kubernetes-event-exporter/templates/role.yaml

@@ -3,10 +3,12 @@
 apiVersion: rbac.authorization.k8s.io/v1
 kind: {{ .Values.rbac.namespaced | ternary "Role" "ClusterRole" }}
 metadata:
-  namespace: {{ include "kubernetes-event-exporter.namespace" . }}
   name: {{ include "kubernetes-event-exporter.fullname" . }}
   labels:
     {{- include "kubernetes-event-exporter.labels" . | nindent 4 }}
+  {{- if .Values.rbac.namespaced }}
+  namespace: {{ include "kubernetes-event-exporter.namespace" . }}
+  {{- end }}
 rules:
 {{ toYaml .Values.rbac.rules }}
 {{- end -}}

charts/kubernetes-event-exporter/templates/rolebinding.yaml

@@ -4,15 +4,19 @@ apiVersion: rbac.authorization.k8s.io/v1
 kind: {{ .Values.rbac.namespaced | ternary "RoleBinding" "ClusterRoleBinding" }}
 metadata:
   name: {{ include "kubernetes-event-exporter.fullname" . }}
-  namespace: {{ include "kubernetes-event-exporter.namespace" . }}
   labels:
-    {{- include "kubernetes-event-exporter.labels" . | nindent 4 }}
+    {{- include "kubernetes-event-exporter.labels" . | nindent 4 }} 
+  {{- if .Values.rbac.namespaced }}
+  namespace: {{ include "kubernetes-event-exporter.namespace" . }}
+  {{- end }}
 roleRef:
   apiGroup: rbac.authorization.k8s.io
   kind: {{ .Values.rbac.namespaced | ternary "Role" "ClusterRole" }}
   name: {{ include "kubernetes-event-exporter.fullname" . }}
 subjects:
   - kind: ServiceAccount
+    {{- if .Values.rbac.namespaced }}
     namespace: {{ include "kubernetes-event-exporter.namespace" . }}
+    {{- end }}
     name: {{ include "kubernetes-event-exporter.fullname" . }}
 {{- end }}