#  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.

Version: 2

Templates:
  seedNode:
    ?:
      type: com.example.apache.CassandraNode
    instance:
      ?:
        type: io.murano.resources.LinuxMuranoInstance
      name: generateHostname($.appConfiguration.unitNamingPattern, $index)
      flavor: $.instanceConfiguration.flavor
      image: $.instanceConfiguration.osImage
      assignFloatingIp: $.appConfiguration.assignFloatingIP
      keyname: $.instanceConfiguration.keyPair
      availabilityZone: $.instanceConfiguration.availabilityZone

  regularNode:
    ?:
      type: com.example.apache.CassandraNode
    instance:
      ?:
        type: io.murano.resources.LinuxMuranoInstance
      name: generateHostname($.appConfiguration.unitNamingPattern, $index + $.appConfiguration.countOfSeedNodes)
      flavor: $.instanceConfiguration.flavor
      image: $.instanceConfiguration.osImage
      assignFloatingIp: $.appConfiguration.assignFloatingIP
      keyname: $.instanceConfiguration.keyPair
      availabilityZone: $.instanceConfiguration.availabilityZone

Application:
  ?:
    type: com.example.apache.CassandraCluster
  name: $.appConfiguration.name
  seedNodes: repeat($seedNode, $.appConfiguration.countOfSeedNodes)
  regularNodes: repeat($regularNode, $.appConfiguration.countOfRegularNodes)

Forms:
  - appConfiguration:
      fields:
        - name: license
          type: string
          description: Apache License, Version 2.0
          hidden: true
          required: false
        - name: name
          type: string
          label: Cluster Name
          initial: CassandraCluster
          description: >-
            Enter a desired name for the application. Just A-Z, a-z, 0-9, dash and
            underline are allowed
        - name: countOfSeedNodes
          type: integer
          label: Count of seed nodes
          initial: 1
          minValue: 0
          required: true
          description: >-
            Select the number of seed nodes. Seed nodes are used to bootstrap
            other nodes(which is the process of a new node joining an existing
            cluster) and setup the communication
        - name: countOfRegularNodes
          type: integer
          label: Count of regular nodes
          initial: 1
          required: true
          minValue: 0
          description: >-
            Select the number of Cassandra nodes (except seed nodes)
        - name: assignFloatingIP
          type: boolean
          initial: true
          label: Assign floating IP to nodes
          description: >-
             Check to assign floating IP to nodes
          required: false
        - name: unitNamingPattern
          type: string
          initial: cassandra-#
          helpText: "# expands to machine sequence number"
          required: false
          description: >-
            For your convenience instance hostname can be specified.
            Enter a name or leave blank for random name generation.
          regexpValidator: '^[a-zA-z][-_\w#]*$'
          maxLength: 64
          errorMessages:
            invalid: Just letters, numbers, underscores, sharps and hyphens are allowed.
          label: Cassandra node hostname pattern

  - instanceConfiguration:
      fields:
        - name: title
          type: string
          required: false
          hidden: true
          description: Specify some instance parameters on which application would be created.
        - name: flavor
          type: flavor
          label: Instance flavor
          description: >-
            Select one of the existing flavors. Consider that application performance
            depends on this parameter.
        - name: osImage
          type: image
          imageType: linux
          label: Instance image
          description: >-
            Select a valid image for the application. Image should already be prepared and
            registered in glance.
        - name: keyPair
          type: keypair
          label: Key Pair
          description: >-
            Select the Key Pair to control access to instances. You can login to
            instances using this KeyPair after the deployment.
          required: false
        - name: availabilityZone
          type: azone
          label: Availability zone
          description: Select an availability zone where the application would be installed.
          required: false