kubernetes-docker-flask-postgres-sqlalchemy-gunicorn-tutorial/deployment.yaml at master · mudasiryounas/kubernetes-docker-flask-postgres-sqlalchemy-gunicorn-tutorial · GitHub

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apiVersion: "apps/v1"
kind: "Deployment"
metadata:
  name: "flask"
  namespace: "default"
  labels:
    app: "flask"
spec:
  replicas: 1
  selector:
    matchLabels:
      app: "flask"
  template:
    metadata:
      labels:
        app: "flask"
    spec:
      containers:
      - name: "flask"
        image: "gcr.io/<project-id>/flask-image"


---
apiVersion: "v1"
kind: "Service"
metadata:
  name: "flask-service"
  namespace: "default"
  labels:
    app: "flask"
spec:
  ports:
  - protocol: "TCP"
    port: 80
    targetPort: 5000
  selector:
    app: "flask"
  type: "LoadBalancer"
  loadBalancerIP: ""

---
apiVersion: "v1"
kind: "ConfigMap"
metadata:
  name: "postgres-config"
  namespace: "default"
  labels:
    app: "postgres"
data:
  POSTGRES_DB: "demo_db"
  POSTGRES_USER: "mudasir"
  POSTGRES_PASSWORD: "12345"


---
apiVersion: "apps/v1"
kind: "Deployment"
metadata:
  name: "postgres"
  namespace: "default"
  labels:
    app: "postgres"
spec:
  replicas: 3
  selector:
    matchLabels:
      app: "postgres"
  template:
    metadata:
      labels:
        app: "postgres"
    spec:
      containers:
      - name: "postgres"
        image: "postgres:9.6.2"
        env:
        - name: "POSTGRES_DB"
          valueFrom:
            configMapKeyRef:
              key: "POSTGRES_DB"
              name: "postgres-config"
        - name: "POSTGRES_USER"
          valueFrom:
            configMapKeyRef:
              key: "POSTGRES_USER"
              name: "postgres-config"
        - name: "POSTGRES_PASSWORD"
          valueFrom:
            configMapKeyRef:
              key: "POSTGRES_PASSWORD"
              name: "postgres-config"
        ports:
          - containerPort: 5432
            name: postgres
        volumeMounts:
          - name: postgres-storage
            mountPath: /var/lib/postgresql/db-data
      volumes:
        - name: postgres-storage
          persistentVolumeClaim:
            claimName: postgres-pv-claim

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgres-pv-claim
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 5Gi

---
apiVersion: v1
kind: Service
metadata:
  name: postgres
spec:
  ports:
    - port: 5432
  selector:
    app: postgres