apiVersion: v1
kind: Template
metadata:
  name: shiny-server-template
  annotations:
    description: "Shiny server template"
objects:

- apiVersion: image.openshift.io/v1
  kind: ImageStream
  metadata:
    annotations:
      description: Keeps track of changes in the shiny app
    labels:
      app: "${APP_LABEL}"
    name: "${APP_NAME}"

- apiVersion: build.openshift.io/v1
  kind: BuildConfig
  metadata:
    annotations:
      description: Build config for spd shiny application
      template.alpha.openshift.io/wait-for-ready: "true"
    labels:
      app: "${APP_LABEL}"
    name: "${APP_NAME}"
  spec:
    output:
      to:
        kind: ImageStreamTag
        name: "${APP_NAME}:latest"
    source:
      git:
        ref: "${APP_GIT_BRANCH}"
        uri: "${APP_GIT_URI}"
      type: Git
    strategy:
      dockerStrategy:
        dockerfilePath: "${REPO_DOCKERFILE_PATH}"
    triggers:
    - type: ImageChange
    - type: ConfigChange

- apiVersion: apps.openshift.io/v1
  kind: DeploymentConfig
  metadata:
    annotations:
      description: "${APP_NAME} Shiny Server Deployment"
      template.alpha.openshift.io/wait-for-ready: "true"
    labels:
      app: "${APP_LABEL}"
    name: "${APP_NAME}"
  spec:
    replicas: 1
    strategy:
      type: Rolling
    template:
      metadata:
        labels:
          app: "${APP_LABEL}"
        name: "${APP_NAME}"
      spec:
        containers:
        - image: "${APP_NAME}:latest"
          livenessProbe:
            httpGet:
              path: /
              port: 3838
            initialDelaySeconds: "${PROBE_INITIAL_DELAY}"
            timeoutSeconds: "${PROBE_TIMEOUT}"
          name: "${APP_NAME}"
          ports:
          - containerPort: 3838
          readinessProbe:
            httpGet:
              path: /
              port: 3838
            initialDelaySeconds: "${PROBE_INITIAL_DELAY}"
            timeoutSeconds: "${PROBE_TIMEOUT}"
    triggers:
    - imageChangeParams:
        automatic: true
        containerNames:
        - "${APP_NAME}"
        from:
          kind: ImageStreamTag
          name: "${APP_NAME}:latest"
      type: ImageChange
    - type: ConfigChange

- apiVersion: v1
  kind: Service
  metadata:
    labels:
      app: "${APP_LABEL}"
    name: "${APP_NAME}"
  spec:
    ports:
    - name: "${APP_NAME}-service"
      port: 80
      protocol: TCP
      targetPort: 3838
    selector:
      app: "${APP_LABEL}"
- apiVersion: v1
  kind: Route
  metadata:
    labels:
      app: "${APP_LABEL}"
    name: "${APP_NAME}"
  spec:
    path: /
    to:
      kind: Service
      name: "${APP_NAME}"

parameters:
- name: APP_NAME
  description: Name used for the app
  value: shiny-app
- name: APP_LABEL
  description: Label used for the app
  value: shiny
- name: APP_GIT_URI
  description: Deployment git uri
  value: https://github.com/Duke-GCB/openshift-shiny.git
- name: APP_GIT_BRANCH
  description: Deployment git branch
  value: master
- name: REPO_DOCKERFILE_PATH
  description: Deployment git branch
  value: "examples/hello-shiny/Dockerfile"
- name: PROBE_INITIAL_DELAY
  description: Initial delay in seconds for liveness and readiness probes
  value: "30"
- name: PROBE_TIMEOUT
  description: Timeout in seconds for liveness and readiness probes
  value: "30"