k8s: add services

.infrastructure/cluster-ip.yml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: todoapp-clusterip
+  namespace: todoapp
+spec:
+  selector:
+    app: todolist
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 8080
+  type: ClusterIP

.infrastructure/nodeport.yml

@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: todoapp-nodeport
+  namespace: todoapp
+spec:
+  type: NodePort
+  selector:
+    app: todolist
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 8080
+      nodePort: 30007

.infrastructure/todoapp-pod.yml

@@ -3,6 +3,35 @@ kind: Pod
 metadata:
   name: todoapp
   namespace: todoapp
+  labels:
+    app: todolist
+spec:
+  containers:
+  - name: todoapp
+    image: ikulyk404/todoapp:3.0.0
+    ports:
+    - containerPort: 8080
+    livenessProbe:
+      httpGet:
+        path: api/health
+        port: 8080
+      initialDelaySeconds: 60
+      periodSeconds: 5
+    readinessProbe:
+      httpGet:
+        path: api/ready
+        port: 8080
+      initialDelaySeconds: 5
+      periodSeconds: 5
+
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  name: todoapp-2
+  namespace: todoapp
+  labels:
+    app: todolist
 spec:
   containers:
   - name: todoapp

README.md

@@ -41,3 +41,29 @@ Create a kubernetes manifest for a pod which will containa ToDo app container:
 1. `README.md` file should contain instructions on how to test ToDo application using the service `port-forward` command
 1. `README.md` should contain instruction on how to access an app using a NodePort Service
 1. Create PR with your changes and attach it for validation on a platform.
+
+### Run the following command to apply all manifests:
+```
+kubectl apply -f ./.infrastructure/namespace.yml
+kubectl apply -f ./.infrastructure/clusterip.yml
+kubectl apply -f ./.infrastructure/nodeport.yml
+kubectl apply -f ./.infrastructure/busybox.yml
+kubectl apply -f ./.infrastructure/todoapp-pod.yml
+```
+### Test an app by calling a ClusterIP service:
+Go to busybox shell:
+```
+kubectl -n todoapp exec -it busybox -- sh
+```
+Send curl request:
+```
+curl http://todoapp-clusterip.todoapp.svc.cluster.local
+```
+Check port-forwarding request:
+```
+kubectl port-forward service/todoapp-clusterip 8080:80 -n todoapp
+```
+And link to http://localhost:8080
+
+### Access an app using a NodePort Service
+Link to http://localhost:30007