Kubernetes Deployment and Service .yaml template

deployment.yaml

## Author: Sri Teja
## Description: Kubernetes Deployment and Service deployment.yaml template for my projects
## Variables ##
## app_name: Your project name
## host_name: Your database Host Name (localhost/ AWS RDS URL ...)
## image_name: Your image reference to build container (from docker registery/ AWS ECR Image URL ...)

apiVersion: v1
kind: Service
metadata:
  name: {{app_name}-service
spec:
  selector:
    app: {{app_name}
  ports:
  - protocol: "TCP"
    name: nginx
    port: 80
    targetPort: 80
  - protocol: "TCP"
    name: https
    port: 443
    targetPort: 443
  - protocol: "TCP"
    name: phpmyadmin
    port: 8080
    targetPort: 8080
  type: LoadBalancer

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{app_name}
spec:
  selector:
    matchLabels:
      app: {{app_name}}
  replicas: 1
  template:
    metadata:
      labels:
        app: {{app_name}}
    spec:
      containers:
      - name: api
        image: {{image_name}
        ports:
        - containerPort: 8081
        imagePullPolicy: Always
      - name: nginx
        image: {{image_name}
        ports:
        - containerPort: 80
        - containerPort: 443
        imagePullPolicy: Always
      - name: phpmyadmin
        image: bitnami/phpmyadmin
        ports:
          - containerPort: 8080
        env:
          - name: DATABASE_HOST
            value: {{host_name}
          - name: DATABASE_PORT_NUMBER
            value: "3306"