---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: datastore-v1
  namespace: apps
spec:
  replicas: 1
  selector:
    matchLabels:
      app: datastore
      role: database-service
      version: v1
  template:
    metadata:
      labels:
        app: datastore
        role: database-service     
        version: v1   
      annotations:
        prometheus.io/scrape: 'false'     
    spec: 
      containers:          
        - name: go  
          image: public.ecr.aws/awsvijisarathy/k8s-backend:v1
          imagePullPolicy: Always   
          env:
            - name: POSTGRES_USER
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_USER
            - name: POSTGRES_PASSWORD
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_PASSWORD
            - name: POSTGRES_DATABASE
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_DATABASE               
            - name: POSTGRES_HOST
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_HOST  
            - name: POSTGRES_PORT
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_PORT                        
            - name: POSTGRES_TABLEPREFIX
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_TABLEPREFIX               
          resources:
            requests:
              cpu: "50m"
              memory: "128Mi"
          livenessProbe:
            httpGet: 
              path: /live
              port: 3000
            initialDelaySeconds: 10
            timeoutSeconds: 1
            periodSeconds: 10
            failureThreshold: 3            
          readinessProbe:
            httpGet: 
              path: /live
              port: 3000
            initialDelaySeconds: 10
            timeoutSeconds: 1
            periodSeconds: 10
            failureThreshold: 3      

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: datastore-v2
  namespace: apps
spec:
  replicas: 1
  selector:
    matchLabels:
      app: datastore
      role: database-service
      version: v2
  template:
    metadata:
      labels:
        app: datastore
        role: database-service    
        version: v2    
      annotations:
        prometheus.io/scrape: 'false'     
    spec: 
      containers:          
        - name: go  
          image: public.ecr.aws/awsvijisarathy/k8s-backend:v2
          imagePullPolicy: Always   
          env:
            - name: POSTGRES_USER
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_USER
            - name: POSTGRES_PASSWORD
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_PASSWORD
            - name: POSTGRES_DATABASE
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_DATABASE               
            - name: POSTGRES_HOST
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_HOST  
            - name: POSTGRES_PORT
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_PORT                        
            - name: POSTGRES_TABLEPREFIX
              valueFrom:
                    secretKeyRef:
                      name: postgres-credentials
                      key: POSTGRES_TABLEPREFIX               
          resources:
            requests:
              cpu: "50m"
              memory: "128Mi"
          livenessProbe:
            httpGet: 
              path: /live
              port: 3000
            initialDelaySeconds: 10
            timeoutSeconds: 1
            periodSeconds: 10
            failureThreshold: 3            
          readinessProbe:
            httpGet: 
              path: /live
              port: 3000
            initialDelaySeconds: 10
            timeoutSeconds: 1
            periodSeconds: 10
            failureThreshold: 3      
  
---
apiVersion: v1
kind: Service
metadata:
  name: datastore-v1-svc
  namespace: apps
spec:
  sessionAffinity: None
  type: ClusterIP  
  ports:
  - port: 80
    protocol: TCP
    targetPort: 3000
  selector:
    app: datastore
    role: database-service  
    version: v1

---
apiVersion: v1
kind: Service
metadata:
  name: datastore-v2-svc
  namespace: apps
spec:
  sessionAffinity: None
  type: ClusterIP  
  ports:
  - port: 80
    protocol: TCP
    targetPort: 3000
  selector:
    app: datastore
    role: database-service  
    version: v2