Namespaces:
  =: org.openstack.ci_cd_pipeline_murano_app
  std: io.murano
  sys: io.murano.system
  puppet: org.openstack.ci_cd_pipeline_murano_app.puppet
  conf: io.murano.configuration

Name: Zuul

Extends: std:Application

Properties:
  name:
    Contract: $.string()
    Default: Zuul
  instance:
    Contract: $.class(puppet:PuppetInstance).notNull()
  gerrit:
    Contract: $.class(Gerrit)
  systemConfigRepo:
    Contract: $.class(puppet:SystemConfig)
Methods:
  .init:
    Body:
      - $._environment: $.find(std:Environment).require()

  deploy:
    Body:
      - super($this, $.deploy())
      - If: not $.getAttr(deployed, false)
        Then:
          - $._environment.reporter.report($this, 'Creating security group for Zuul')
          - $securityGroupIngress:
              - ToPort: 80
                FromPort: 80
                IpProtocol: tcp
                External: true
              - ToPort: 443
                FromPort: 443
                IpProtocol: tcp
                External: true
              - ToPort: 4730
                FromPort: 4730
                IpProtocol: tcp
                External: true
          - $._environment.securityGroupManager.addGroupIngress($securityGroupIngress)

          - $._environment.reporter.report($this, 'Creating VM for Zuul "{0}"'.format($.instance.name))
          - $.instance.deploy()
          - $._environment.reporter.report($this, 'Zuul VM "{0}" with id {1} created'.format($.instance.name, $.instance.openstackId))

           # initialize System Config
          - If: $.systemConfigRepo = null
            Then:
              - $this.systemConfig: new(puppet:SystemConfig)
            Else:
              - $this.systemConfig: $.systemConfigRepo
          - $this.systemConfig.installOnTheNode($this.instance)

          - $._environment.reporter.report($this, 'Zuul is waiting while Gerrit is being deployed...')
          - $.gerrit.deploy()

          - If: $.instance.assignFloatingIp
            Then:
              - $host: $.instance.floatingIpAddress
            Else:
              - $host: $.instance.ipAddresses[0]

          - $.createConfiguration()
          - $.instance.setHieraValue('zuul_host', $host)

          - $resources: new(sys:Resources)
          - $template: $resources.yaml('DeployZuul.template')
          - $._environment.reporter.report($this, 'Zuul is deploying...')
          - $.instance.agent.call($template, $resources)

          - $._environment.reporter.report($this, 'Creating Zuul user in Gerrit')
          - $zuul_pubkey: $.instance.getHieraValue('zuul_ssh_pubkey_contents')
          - $.gerrit.createAccount('Non-Interactive Users', 'Zuul', 'zuul@lists.openstack.org', $zuul_pubkey, 'zuul')

          - $linux: new(conf:Linux)
          - $linux.runCommand($.instance.agent, 'service zuul start')
          - $linux.runCommand($.instance.agent, 'service zuul-merger restart')

          - $._switchProjectConfig()
          - $._createPeriodicLayoutUpdate()
          - $._environment.reporter.report($this, 'Zuul is available at http://{0}:80'.format($host))
          - $.setAttr(deployed, true)

  createConfiguration:
    Body:
      - $gerritInstance: $.gerrit.instance
      - If: $gerritInstance.assignFloatingIp
        Then:
          - $gerritHost: $gerritInstance.floatingIpAddress
        Else:
          - $gerritHost: $gerritInstance.ipAddresses[0]

      - $.instance.setHieraValue('gerrit_server', $gerritHost)
      - $.instance.setHieraValue('gerrit_user', 'zuul')
      - $.instance.setHieraValue('gerrit_ssh_host_key', $.gerrit.instance.getHieraValue('gerrit_ssh_rsa_pubkey_contents'))

  _switchProjectConfig:
    Body:
      - $resources: new(sys:Resources)
      - $linux: new(conf:Linux)
      - $script: $resources.string('scripts/switch_to_local_project_config.sh')
      - $._environment.reporter.report($this, '[Zuul] Switching to project-config from installed Gerrit...')
      - $projectConfigURL: format(
          'ssh://{0}@{1}:29418/open-paas/project-config',
          $.instance.getHieraValue('gerrit_user'),
          $.instance.getHieraValue('gerrit_server')
         )
      - $.instance.setHieraValue('project_config_repo', $projectConfigURL)
      - $linux.runCommand($.instance.agent, $script)

  _createPeriodicLayoutUpdate:
    Body:
     - $resources: new(sys:Resources)
     - $linux: new(conf:Linux)
     - $script: $resources.string('scripts/update_layout.sh')
     - $._environment.reporter.report($this, '[Zuul] Creating autoupdating layout.yaml file...')
     - $linux.putFile($.instance.agent, $script, '/usr/local/bin/update_layout.sh')

     - $manifest: $resources.string('scripts/update_layout.pp')
     - $this.instance.applyManifest($manifest, 60)

  destroy:
    Body:
      - $.reportDestroyed()
      - $.setAttr(deployed, false)