sample-app-kub

sample-app

---
apiVersion: apps/v1
kind: Deployment                 # Type of Kubernetes resource
metadata:
  name: sample-app              # Name of the Kubernetes resource
spec:
  replicas: 3                    # Number of pods to run at any given time
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  selector:
    matchLabels:
      app: sample-app       # This deployment applies to any Pods matching the specified label
  template:                      # This deployment will create a set of pods using the configurations in this template
    metadata:
      labels:                    # The labels that will be applied to all of the pods in this deployment
        app: sample-app
    spec:                        # Spec for the container which will run in the Pod
      containers:
      - name: sample-app
        image: gcr.io/google-samples/node-hello:1.0
        imagePullPolicy: IfNotPresent
        ports:
          - containerPort: 8080  # Should match the port number that the Go application listens on
---
apiVersion: v1
kind: Service                    # Type of kubernetes resource
metadata:
  name: sample-app   # Name of the resource
spec:
  type: NodePort
  ports:                         # Take incoming HTTP requests on port 9090 and forward them to the targetPort of 8080
  - name: http
    protocol: TCP
    port: 80
    targetPort: 8080
  selector:
    app: sample-app
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: sample-app
spec:
  defaultBackend:
    service:
      name: sample-app
      port:
        number: 80

sample-app-deployment

---
apiVersion: apps/v1
kind: Deployment                 
metadata:
  name: sample-app              
spec:
  replicas: 3                   
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  selector:
    matchLabels:
      app: sample-app       
  template:                      
    metadata:
      labels:                    
        app: sample-app
    spec:                       
      containers:
      - name: sample-app
        image: gcr.io/google-samples/node-hello:1.0
        imagePullPolicy: IfNotPresent
        ports:
          - containerPort: 8080  

sample-app-ingress

---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: sample-app
spec:
  defaultBackend:
    service:
      name: sample-app
      port:
        number: 80

sample-app-service

---
apiVersion: v1
kind: Service                   
metadata:
  name: sample-app   
spec:
  type: NodePort
  ports:                        
  - name: http
    protocol: TCP
    port: 80
    targetPort: 8080
  selector:
    app: sample-app