# Copyright 2017 the Heptio Ark contributors.
#
# Popular example from velero tweaked to deploy in OpenShift
#
# 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.

apiVersion: template.openshift.io/v1
kind: Template
labels:
  template: nginx-persistent-template
message: |-
  Creates a simple nginx app with two pv

objects:
- apiVersion: v1
  kind: Namespace
  metadata:
    name: ${NAMESPACE}
    labels:
      app: ${NAME}
  
- kind: PersistentVolumeClaim
  apiVersion: v1
  metadata:
    name: ${NAME}-logs
    namespace: ${NAMESPACE}
    labels:
      app: ${NAME}
  spec:
    accessModes:
      - ${LOGS_ACCESSMODE}
    storageClassName: ${LOGS_STORAGECLASS}
    resources:
      requests:
        storage: 50Mi
  
- kind: PersistentVolumeClaim
  apiVersion: v1
  metadata:
    name: ${NAME}-html
    namespace: ${NAMESPACE}
    labels:
      app: ${NAME}
  spec:
    accessModes:
      - ${HTML_ACCESSMODE}
    storageClassName: ${HTML_STORAGECLASS}
    resources:
      requests:
        storage: 50Mi
  
- apiVersion: apps/v1beta1
  kind: Deployment
  metadata:
    name: ${NAME}-deployment
    namespace: ${NAMESPACE}
  spec:
    replicas: 1
    template:
      metadata:
        labels:
          app: ${NAME}
      spec:
        volumes:
          - name: ${NAME}-logs
            persistentVolumeClaim:
             claimName: ${NAME}-logs
          - name: ${NAME}-html
            persistentVolumeClaim:
             claimName: ${NAME}-html
        containers:
        - image: docker.io/twalter/openshift-nginx
          name: ${NAME}
          ports:
          - containerPort: 8081
          volumeMounts:
            - mountPath: "/var/log/nginx"
              name: ${NAME}-logs
              readOnly: false
            - mountPath: "/usr/share/nginx/html"
              name: ${NAME}-html
              readOnly: false
  
- apiVersion: v1
  kind: Service
  metadata:
    labels:
      app: ${NAME}
    name: my-${NAME}
    namespace: ${NAMESPACE}
  spec:
    ports:
    - port: 8081
      targetPort: 8081
    selector:
      app: ${NAME}
    type: LoadBalancer
  
- apiVersion: route.openshift.io/v1
  kind: Route
  metadata:
    name: my-${NAME}
    namespace: ${NAMESPACE}
    labels:
      app: ${NAME}
      service: my-${NAME}
  spec:
    to:
      kind: Service
      name: my-${NAME}
    port:
      targetPort: 8081
  
parameters:
- description: Storage class to be used in the logs volume.
  displayName: Logs Storage class
  name: LOGS_STORAGECLASS
  required: false
  value: ""
- description: Storage class to be used in the html volume.
  displayName: Html Storage class
  name: HTML_STORAGECLASS
  required: false
  value: ""
- description: Access mode to be used in the html volume.
  displayName: Html Access Mode
  name: HTML_ACCESSMODE
  required: true
  value: "ReadWriteOnce"
- description: Access mode to be used in the logs volume.
  displayName: Logs access mode
  name: LOGS_ACCESSMODE
  required: true
  value: "ReadWriteOnce"
- description: Namespace used for the deployment.
  displayName: Namespace
  name: NAMESPACE
  required: true
  value: "nginx-example"
- description: Name used for the application.
  displayName: Name
  name: NAME
  required: true
  value: "nginx"