deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: catman
  labels:
    app: catman
spec:
  replicas: 1
  selector:
    matchLabels:
      app: catman
  template:
    metadata:
      labels:
        app: catman
    spec:
      containers:
      - name: catman
        image: gcr.io/...
        ports:
        - containerPort: 9191
        resources:
          requests:
            cpu: 1.0
            memory: 1G
          limits:
            cpu: 1.0
            memory: 1G
        args:
        - -baseurl=http://catman

---
apiVersion: v1
kind: Service
metadata:
  name: catman
spec:
  selector:
    app: catman
  ports:
    - protocol: TCP
      port: 80
      targetPort: 9191
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgres
  labels:
    app: postgres
spec:
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
      - name: postgres
        image: postgres
        ports:
        - containerPort: 5432
        env:
        - name: POSTGRES_PASSWORD
          value: somepassword
        resources:
          requests:
            cpu: 4.0
            memory: 8G
          limits:
            cpu: 4.0
            memory: 8G
---
apiVersion: v1
kind: Service
metadata:
  name: postgres
spec:
  selector:
    app: postgres
  ports:
    - protocol: TCP
      port: 5432
      targetPort: 5432

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: backstage
  labels:
    app: backstage
spec:
  replicas: 1
  selector:
    matchLabels:
      app: backstage
  template:
    metadata:
      labels:
        app: backstage
    spec:
      containers:
      - name: backstage
        image: gcr.io/...
        ports:
        - containerPort: 7000
        resources:
          requests:
            cpu: 4.0
            memory: 8G
          limits:
            cpu: 4.0
            memory: 8G
        env:
        - name: POSTGRES_HOST
          value: postgres
        - name: POSTGRES_PORT
          value: "5432"
        - name: POSTGRES_USER
          value: postgres
        - name: POSTGRES_PASSWORD
          value: somepassword
        - name: EXPERIMENTAL_CATALOG
          value: "1"