# Copyright 2015 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License

# This file configures the ctrack application . The frontend serves
# public web traffic.

# The bookshelf frontend replication controller ensures that at least 3
# instances of the bookshelf app are running on the cluster.
# For more info about Pods see:
#   https://cloud.google.com/container-engine/docs/pods/
# For more info about Deployments:
#   https://kubernetes.io/docs/user-guide/deployments/

# [START kubernetes_deployment]
apiVersion: apps/v1
kind: Deployment
metadata:
  name: ctrack
  labels:
    app: ctrack
spec:
  replicas: 3
  selector:
    matchLabels:
      app: ctrack
  template:
    metadata:
      labels:
        app: ctrack
    spec:
      containers:
      - name: ctrack-app
        # Replace  with your project ID or use `make template`
        image: gcr.io/ctrack-291710/ctrack
        # This setting makes nodes pull the docker image every time before
        # starting the pod. This is useful when debugging, but should be turned
        # off in production.
        imagePullPolicy: Always
        env:
            # [START cloudsql_secrets]
            - name: DATABASE_USER
              valueFrom:
                secretKeyRef:
                  name: cloudsql
                  key: ctrack
            - name: DATABASE_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: cloudsql
                  key: password
            # [END cloudsql_secrets]
        ports:
        - containerPort: 8080

      # [START proxy_container]
      - image: gcr.io/cloudsql-docker/gce-proxy:1.16
        name: cloudsql-proxy
        command: ["/cloud_sql_proxy", "--dir=/cloudsql",
                  "-instances=ctrack-291710:europe-west2:ctrack=tcp:5432",
                  "-credential_file=/secrets/cloudsql/credentials.json"]
        volumeMounts:
          - name: cloudsql-oauth-credentials
            mountPath: /secrets/cloudsql
            readOnly: true
          - name: ssl-certs
            mountPath: /etc/ssl/certs
          - name: cloudsql
            mountPath: /cloudsql
      # [END proxy_container] 
      # [START volumes]
      volumes:
        - name: cloudsql-oauth-credentials
          secret:
            secretName: cloudsql-oauth-credentials
        - name: ssl-certs
          hostPath:
            path: /etc/ssl/certs
        - name: cloudsql
          emptyDir:
      # [END volumes]        
# [END kubernetes_deployment]

---

# [START service]
# The ctrack service provides a load-balancing proxy over the ctrack app
# pods. By specifying the type as a 'LoadBalancer', Container Engine will
# create an external HTTP load balancer.
# For more information about Services see:
#   https://cloud.google.com/container-engine/docs/services/
# For more information about external HTTP load balancing see:
#   https://cloud.google.com/container-engine/docs/load-balancer
apiVersion: v1
kind: Service
metadata:
  name: ctrack
  labels:
    app: ctrack
spec:
  type: LoadBalancer
  ports:
  - port: 80
    targetPort: 8080
  selector:
    app: ctrack
# [END service]