todolist-deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: todolist-deployment
  labels:
    app: todolist
spec:
  replicas: 1
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxSurge: 2
      maxUnavailable: 0
  selector:
    matchLabels:
      app: todolist
  template:
    metadata:
      labels:
        app: todolist
    spec:
      containers:
        - name: todolist
          image: halimi/todo-list-service
          ports:
            - containerPort: 5000
          env:
            - name: DB_USER
              valueFrom:
                secretKeyRef:
                  name: postgres-secret
                  key: postgres-user
            - name: DB_PASS
              valueFrom:
                secretKeyRef:
                  name: postgres-secret
                  key: postgres-password
            - name: DB_HOST
              valueFrom:
                configMapKeyRef:
                  name: postgres-configmap
                  key: database_url
            - name: DB_PORT
              value: "5432"
---
apiVersion: v1
kind: Service
metadata:
  name: todolist-service
spec:
  selector:
    app: todolist
  type: LoadBalancer
  ports:
    - protocol: TCP
      port: 5000
      targetPort: 5000
      nodePort: 30000