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Kubernetes

Kubernetes Pod Example Programs

July 8, 2021 comments off 
apiVersion: v1
kind: Pod
metadata:
  name: nodehelloworld.example.com
  labels:
    app: helloworld
spec:
  containers:
  - name: devopsschool1
    image: scmgalaxy/nginx-devopsschoolv1
    ports:
    - name: nginx-port
      containerPort: 80
apiVersion: v1
kind: Pod
metadata:
  name: mysql-pod
  labels:
    name: mysql-pod
    context: docker-k8s-lab
spec:
  containers:
    - name: mysql
      image: mysql:latest
      env:
        - name: "MYSQL_USER"
          value: "mysql"
        - name: "MYSQL_PASSWORD"
          value: "mysql"
        - name: "MYSQL_DATABASE"
          value: "sample"
        - name: "MYSQL_ROOT_PASSWORD"
          value: "supersecret"
      ports:
        - containerPort: 3306
# POD.YAML
apiVersion: v1
kind: Pod
metadata:
  name: ubuntu
spec:
  containers:
  - name: ubuntu
    image: ubuntu:latest
    # Just spin & wait forever
    command: [ "/bin/bash", "-c", "--" ]
    args: [ "while true; do sleep 30; done;" ]

apiVersion: v1
kind: Pod
metadata:
  name: nodehelloworld.example.com
  labels:
    app: helloworld
spec:
  containers:
  - name: k8s-demo
    image: wardviaene/k8s-demo
    ports:
    - name: nodejs-port
      containerPort: 3000

apiVersion: v1
kind: Service
metadata:
  name: helloworld-service
spec:
  ports:
  - port: 31001
    nodePort: 31001
    targetPort: nodejs-port
    protocol: TCP
  selector:
    app: helloworld
  type: NodePort

  
apiVersion: v1
kind: Service
metadata:
  name: helloworld-service
spec:
  ports:
  - port: 80
    targetPort: nodejs-port
    protocol: TCP
  selector:
    app: helloworld
  type: LoadBalancer


apiVersion: v1
kind: Pod
metadata:
  name: helloworld-nginx
  labels:
    app: helloworld-nginx
spec:
  containers:
  - name: nginx
    image: nginx:1.11
    ports:
    - containerPort: 80
    volumeMounts:
    - name: config-volume
      mountPath: /etc/nginx/conf.d
  - name: k8s-demo
    image: wardviaene/k8s-demo
    ports:
    - containerPort: 3000
  volumes:
    - name: config-volume
      configMap:
        name: nginx-config
        items:
        - key: reverseproxy.conf
          path: reverseproxy.conf


kind: Pod
metadata:
  name: nodehelloworld.example.com
  labels:
    app: helloworld
spec:
  containers:
  - name: k8s-demo
    image: wardviaene/k8s-demo
    ports:
    - name: nodejs-port
      containerPort: 3000


apiVersion: v1
kind: Pod
metadata:
  name: hello-pod
spec:
  containers:
  - name: hello-ctr
    image: nginx
    ports:
    - containerPort: 80
    labels:
    - app: hello-world


apiVersion: v1
kind: Pod
metadata:
  name: pod-example
spec:
  containers:
  - name: ubuntu
    image: ubuntu:trusty
    command: ["echo"]
    args: ["Hello World"]
	
## Sample Pod YAML file used in example :

apiVersion: v1
kind: Pod
metadata:
  name: hello-pod
spec:
  containers:
  - name: hello-ctr
    image: nigelpoulton/pluralsight-docker-ci:latest
    ports:
    - containerPort: 8080
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