apiVersion: template.openshift.io/v1
kind: Template
metadata:
  name: ${TEMPLATE_NAME}
objects:
- apiVersion: apps.openshift.io/v1
  kind: DeploymentConfig
  metadata:
    labels:
      app: ${APPLICATION_NAME}
      template: ${TEMPLATE_NAME}
    name: ${APPLICATION_NAME}
  spec:
    replicas: 1
    selector:
      app: ${APPLICATION_NAME}
      deploymentconfig: ${APPLICATION_NAME}
    strategy:
      type: Rolling
    revisionHistoryLimit: 2
    template:
      metadata:
        labels:
          app: ${APPLICATION_NAME}
          deploymentconfig: ${APPLICATION_NAME}
      spec:
        containers:
        - image: docker-registry.default.svc:5000/${IMAGE_REGISTRY_PROJECT_NAME}/${APPLICATION_NAME}:latest
          imagePullPolicy: Always
          name: ${APPLICATION_NAME}
          ports:
          - containerPort: 8080
            protocol: TCP
          resources: {}
          terminationMessagePath: /dev/termination-log
          terminationMessagePolicy: File
        dnsPolicy: ClusterFirst
        restartPolicy: Always
        schedulerName: default-scheduler
        securityContext: {}
        terminationGracePeriodSeconds: 30
    triggers:
      - type: ConfigChange
      - imageChangeParams:
          automatic: true 
          containerNames:
            - ${APPLICATION_NAME}
          from:
            kind: ImageStreamTag
            name: ${APPLICATION_NAME}:latest
            namespace: ${IMAGE_REGISTRY_PROJECT_NAME}
        type: ImageChange
- apiVersion: v1
  kind: Service
  metadata:
    labels:
      app: ${APPLICATION_NAME}
      template: ${TEMPLATE_NAME}
    name: ${APPLICATION_NAME}
  spec:
    ports:
    - name: 8080-tcp
      port: 8080
      protocol: TCP
      targetPort: 8080
    selector:
      app: ${APPLICATION_NAME}
      deploymentconfig: ${APPLICATION_NAME}
    sessionAffinity: None
    type: ClusterIP
  status:
    loadBalancer: {}
parameters:
- description: The name for the application.
  displayName: Application Name
  name: APPLICATION_NAME
  required: true
- description: The OpenShift project name that is hosting the image registry.
  displayName: Image Registry Project Name
  name: IMAGE_REGISTRY_PROJECT_NAME
  required: true
- description: The template name.
  displayName: Template Name
  name: TEMPLATE_NAME
  required: true
  value: webapp-template