#  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.

Namespaces:
  =: io.murano
  res: io.murano.resources

Name: SharedIp
Extends: CloudResource

Properties:
  assignFloatingIp:
    Contract: $.bool().notNull()
    Default: false
  virtualIp:
    Contract: $.string()
    Usage: Out
  floatingIpAddress:
    Contract: $.string()
    Usage: Out
  network:
    Contract: $.class(res:Network)
    Usage: InOut


Methods:
  initialize:
    Body:
      - $._environment: $.find(Environment).require()
      - $.instances: []


  deployNetwork:
    Body:
      - If: $.network = null
        Then:
          $.network: $.getRegion().defaultNetworks.environment

      - $.network.deploy()


  deploy:
    Body:
      - If: not $.getAttr(deployed, false)
        Then:
          - $region: $.getRegion()
          - $reporter: $._environment.reporter

          - $.deployNetwork()
          - $networkData: $.network.describe()

          - $aapPortName: format('AllowedAddressPairsPort-{0}', id($))
          - $template:
              resources:
                $aapPortName:
                  type: 'OS::Neutron::Port'
                  properties:
                    network_id: $networkData.netId
                    replacement_policy: AUTO
              outputs:
                $aapPortName+'-virtualIp':
                  value:
                    get_attr: [$aapPortName, fixed_ips, 0, ip_address]
                  description: format('SharedIP Address of SharedIp group {0}', id($))
          - If: $networkData.subnetId
            Then:
              - $t:
                  resources:
                    $aapPortName:
                      properties:
                        fixed_ips:
                          - subnet_id: $networkData.subnetId
              - $template: $template.mergeWith($t)
          - $region.stack.updateTemplate($template)
          - If: $.assignFloatingIp and $networkData.floatingIpNetId
            Then:
              - $extNetId: $networkData.floatingIpNetId
              - $fipName: format('Shared-Floating-ip-{0}', id($))

              - $template:
                  resources:
                    $fipName:
                      type: 'OS::Neutron::FloatingIP'
                      properties:
                        floating_network_id: $extNetId
                        port_id:
                          get_resource: $aapPortName
                  outputs:
                    $fipName + '-val':
                      value:
                        get_attr: [$fipName, floating_ip_address]
                      description: Shared Floating IP assigned
              - $region.stack.updateTemplate($template)

          - $reporter.report($this, 'Allocating shared ip address')
          - $region.stack.push()
          - $outputs: $region.stack.output()
          - $.virtualIp: $outputs.get(format('AllowedAddressPairsPort-{0}-virtualIp', id($)))
          - $.floatingIpAddress: $outputs.get(format('Shared-Floating-ip-{0}-val', id($)))
          - $reporter.report($this, format('Shared IP allocated at {0}', $.virtualIp))
          - If: $.assignFloatingIp
            Then:
              - $reporter.report($this, format('Floating shared IP is {0}', $.floatingIpAddress))
          - $.setAttr(deployed, true)


  getSharedIpRef:
    Body:
      - $aapPortName: format('AllowedAddressPairsPort-{0}', id($))
      - Return:
          get_attr: [$aapPortName, fixed_ips, 0, ip_address]


  releaseResources:
    Body:
      - $region: $.getRegion()
      - $template: $region.stack.current()
      - $template.resources: $template.resources.delete(format('AllowedAddressPairsPort-{0}', id($)))
      - $template.outputs: $template.outputs.delete(format('AllowedAddressPairsPort-{0}-virtualIp', id($)))
      - If: $.assignFloatingIp
        Then:
          - $template.resources: $template.resources.delete(format('Shared-Floating-ip-{0}', id($)))
          - $template.outputs: $template.outputs.delete(format('Shared-Floating-ip-{0}-val', id($)))
      - $region.stack.setTemplate($template)
      - $region.stack.push()
      - $.floatingIpAddress: null
      - $.virtualIp: null
