(feat) add helm chart

.github/workflows/helm-release.yaml

@@ -0,0 +1,41 @@
+name: Release Helm Chart
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: '^1.21'
+
+      - name: Install Helm
+        uses: azure/setup-helm@v3
+        with:
+          version: v3.12.3
+
+      - name: Update Helm chart version
+        run: make helm-update
+
+      - name: Package Helm chart
+        run: |
+          mkdir -p charts/dist
+          make helm-package
+
+      - name: Setup chart-releaser
+        uses: helm/chart-releaser-action@v1.5.0
+        with:
+          charts_dir: charts
+          config: cr-config.yaml
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

Makefile

@@ -11,8 +11,8 @@ GO111MODULE=on
 export GO111MODULE
 
 .PHONY: all build build-controller clean test deps docker-build \
- kind-setup kind-cleanup kind-rebuild kind-test kind-logs \
- chainsaw-test analyze help
+ kind-setup kind-cleanup kind-rebuild kind-test kind-helm-test kind-logs \
+ chainsaw-test analyze helm-update helm-package helm-deploy help
 
 help: ## Display this help message
 	@echo "Usage: make [target]"
@@ -85,5 +85,24 @@ kind-rebuild: ## Rebuild and redeploy to kind
 kind-test: ## Run tests in kind
 	./hack/kind/test-event-job.sh
 
+kind-helm-test: ## Test Helm chart in kind
+	./hack/kind/test-helm.sh
+
 kind-logs: ## View controller logs
-	./hack/kind/view-logs.sh controller --follow
+	./hack/kind/view-logs.sh controller --follow
+
+helm-update: ## Update Helm chart version from VERSION file
+	@VERSION=$$(cat VERSION); \
+	sed -i '' "s/appVersion: \".*\"/appVersion: \"$$VERSION\"/" charts/kubevent/Chart.yaml
+
+helm-package: helm-update ## Package Helm chart
+	helm package charts/kubevent -d ./charts/dist
+
+helm-deploy: ## Deploy Helm chart to kind cluster
+	./hack/kind/clean-recreate-kind.sh
+	./hack/kind/install-crds.sh
+	helm upgrade --install kubevent ./charts/kubevent \
+		--create-namespace \
+		--namespace kubevent-system \
+		--set deployment.image.tag=latest \
+		--set installCRDs=false

VERSION

@@ -0,0 +1 @@
+v0.0.0-alpha

charts/kubevent/Chart.yaml

@@ -0,0 +1,15 @@
+apiVersion: v2
+name: kubevent
+description: A Helm chart for Kubevent - A Kubernetes controller that triggers jobs based on Kubernetes events
+type: application
+version: 0.1.0
+appVersion: "v0.0.0-alpha"
+home: https://github.com/roshbhatia/kubevent
+keywords:
+  - kubernetes
+  - controller
+  - events
+  - jobs
+maintainers:
+  - name: Roshan Bhatia
+    url: https://github.com/roshbhatia

charts/kubevent/crds/kubevent.roshanbhatia.com_eventtriggeredjobs.yaml

@@ -0,0 +1,114 @@
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  name: eventtriggeredjobs.kubevent.roshanbhatia.com
+spec:
+  group: kubevent.roshanbhatia.com
+  names:
+    kind: EventTriggeredJob
+    listKind: EventTriggeredJobList
+    plural: eventtriggeredjobs
+    singular: eventtriggeredjob
+    shortNames:
+    - etj
+  scope: Namespaced
+  versions:
+  - name: v1alpha1
+    served: true
+    storage: true
+    schema:
+      openAPIV3Schema:
+        type: object
+        properties:
+          apiVersion:
+            type: string
+          kind:
+            type: string
+          metadata:
+            type: object
+          spec:
+            type: object
+            required:
+            - eventSelector
+            - jobTemplate
+            properties:
+              eventSelector:
+                type: object
+                required:
+                - resourceKind
+                - eventTypes
+                properties:
+                  resourceKind:
+                    type: string
+                  namePattern:
+                    type: string
+                  namespacePattern:
+                    type: string
+                  labelSelector:
+                    type: object
+                    properties:
+                      matchLabels:
+                        type: object
+                        additionalProperties:
+                          type: string
+                      matchExpressions:
+                        type: array
+                        items:
+                          type: object
+                          required:
+                          - key
+                          - operator
+                          properties:
+                            key:
+                              type: string
+                            operator:
+                              type: string
+                            values:
+                              type: array
+                              items:
+                                type: string
+                  eventTypes:
+                    type: array
+                    items:
+                      type: string
+                      enum:
+                      - CREATE
+                      - UPDATE
+                      - DELETE
+              jobTemplate:
+                type: object
+                x-kubernetes-preserve-unknown-fields: true
+                description: "Standard Kubernetes job template to be created when matching events are detected"
+          status:
+            type: object
+            properties:
+              jobsCreated:
+                type: integer
+                format: int64
+              lastTriggeredTime:
+                type: string
+                format: date-time
+              conditions:
+                type: array
+                items:
+                  type: object
+                  required:
+                  - type
+                  - status
+                  properties:
+                    type:
+                      type: string
+                    status:
+                      type: string
+                    observedGeneration:
+                      type: integer
+                      format: int64
+                    lastTransitionTime:
+                      type: string
+                      format: date-time
+                    reason:
+                      type: string
+                    message:
+                      type: string
+    subresources:
+      status: {}

charts/kubevent/templates/NOTES.txt

@@ -0,0 +1,12 @@
+Thank you for installing {{ .Chart.Name }}.
+
+Your Kubevent controller has been deployed to the {{ .Values.namespace.name }} namespace.
+
+To check the deployment status:
+  kubectl get deployment -n {{ .Values.namespace.name }}
+
+To check the controller logs:
+  kubectl logs -n {{ .Values.namespace.name }} -l app=kubevent-controller -f
+
+For more information about creating EventTriggeredJob resources, see:
+  https://github.com/roshbhatia/kubevent

charts/kubevent/templates/_helpers.tpl

@@ -0,0 +1,15 @@
+{{- define "kubevent.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{- define "kubevent.labels" -}}
+app.kubernetes.io/name: {{ include "kubevent.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{- define "kubevent.annotations" -}}
+meta.helm.sh/release-name: {{ .Release.Name }}
+meta.helm.sh/release-namespace: {{ .Release.Namespace }}
+{{- end }}