Add Kubernetes manifests (#23)

README.md

@@ -90,6 +90,16 @@ services:
     ports: "8080:3000"
 ```
 
+### Kubernetes
+
+Deploy the manifests in the [`kubernetes`](kubernetes/) folder.
+
+```sh
+kubectl -k kubernetes/
+```
+
+You can expose the service via an [Ingress](kubernetes/ingress.yaml).
+
 ### Google Cloud Run
 
 Click the button to deploy the image to Google Cloud Run.

kubernetes/base/deployment.yaml

@@ -0,0 +1,36 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    app: jira-to-slack
+  name: jira-to-slack
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: jira-to-slack
+  template:
+    metadata:
+      labels:
+        app: jira-to-slack
+    spec:
+      containers:
+      - image: int128/jira-to-slack:v1.9.0
+        name: jira-to-slack
+        ports:
+        - name: http
+          containerPort: 3000
+          protocol: TCP
+        livenessProbe:
+          httpGet:
+            path: /healthz
+            port: http
+        readinessProbe:
+          httpGet:
+            path: /healthz
+            port: http
+        resources:
+          requests:
+            memory: 32Mi
+          limits:
+            memory: 32Mi

kubernetes/base/kustomization.yaml

@@ -0,0 +1,3 @@
+resources:
+- deployment.yaml
+- service.yaml

kubernetes/base/service.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app: jira-to-slack
+  name: jira-to-slack
+spec:
+  type: ClusterIP
+  ports:
+  - name: http
+    port: 80
+    protocol: TCP
+    targetPort: http
+  selector:
+    app: jira-to-slack

kubernetes/ingress.yaml

@@ -0,0 +1,13 @@
+apiVersion: networking.k8s.io/v1beta1
+kind: Ingress
+metadata:
+  name: jira-to-slack
+spec:
+  rules:
+  - host: jira-to-slack.example.com
+    http:
+      paths:
+      - path: /
+        backend:
+          serviceName: jira-to-slack
+          servicePort: http

kubernetes/kustomization.yaml

@@ -0,0 +1,6 @@
+namespace: jira-to-slack
+bases:
+- base/
+resources:
+- namespace.yaml
+#- ingress.yaml

kubernetes/namespace.yaml

@@ -0,0 +1,6 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: jira-to-slack
+  labels:
+    name: jira-to-slack