Class: VagrantPlugins::Cloudstack::Action::TerminateInstance

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-cloudstack/action/terminate_instance.rb

Overview

This terminates the running instance.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ TerminateInstance

Returns a new instance of TerminateInstance.



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 8

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new('vagrant_cloudstack::action::terminate_instance')
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 13

def call(env)
  # Delete the Firewall rule
  remove_firewall_rules(env)

  # Disable Static NAT
  remove_static_nat(env)

  # Delete the Port forwarding rule
  remove_portforwarding(env)

  # Destroy the server and remove the tracking ID
  if env[:machine].id.nil?
    env[:ui].info(I18n.t('vagrant_cloudstack.no_instance_found'))
    return
  else
    server = env[:cloudstack_compute].servers.get(env[:machine].id)

    env[:ui].info(I18n.t('vagrant_cloudstack.terminating'))

    domain = env[:machine].provider_config.domain_id
    domain_config = env[:machine].provider_config.get_domain_config(domain)
    expunge_on_destroy = domain_config.expunge_on_destroy

    options = {}
    options['expunge'] = expunge_on_destroy

    job = server.destroy(options)
    wait_for_job_ready(env, job.id, 'Waiting for instance to be deleted')
  end

  remove_volumes(env)

  # Delete the vmcredentials file
  remove_stored_credentials(env)

  # Remove keyname from cloudstack
  remove_generated_ssh_key(env)

  remove_security_groups(env)

  env[:machine].id = nil

  env[:ui].info(I18n.t('vagrant_cloudstack.terminateinstance_done'))
  @app.call(env)
end

#remove_firewall_rules(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 194

def remove_firewall_rules(env)
  env[:ui].info(I18n.t('vagrant_cloudstack.deleting_firewall_rule'))
  firewall_file = env[:machine].data_dir.join('firewall')
  if firewall_file.file?
    File.read(firewall_file).each_line do |line|
      line_items=line.split(",").collect(&:strip)
      rule_id = line_items[0]
      type_string = line_items[1]

      if type_string == 'firewallrule'
        command_string = 'deleteFirewallRule'
        response_string = 'deletefirewallruleresponse'
      else
        command_string = 'deleteNetworkACL'
        response_string = 'deletenetworkaclresponse'
      end

      begin
        options = {
            command: command_string,
            id: rule_id
        }
        resp = env[:cloudstack_compute].request(options)
        job_id = resp[response_string]['jobid']
        wait_for_job_ready(env, job_id)
      rescue Fog::Compute::Cloudstack::Error => e
        if e.message =~ /Unable to execute API command deletefirewallrule.*entity does not exist/
          env[:ui].warn(" -- Failed to delete #{type_string}: #{e.message}")
        else
          raise Errors::FogError, :message => e.message
        end
      end
    end
    firewall_file.delete
  end
end

#remove_generated_ssh_key(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 118

def remove_generated_ssh_key(env)
  sshkeyname_file = env[:machine].data_dir.join('sshkeyname')
  if sshkeyname_file.file?
    env[:ui].info(I18n.t('vagrant_cloudstack.ssh_key_pair_removing'))
    sshkeyname = ''
    File.read(sshkeyname_file).each_line do |line|
      sshkeyname = line.strip
    end

    begin
      response = env[:cloudstack_compute].delete_ssh_key_pair(name: sshkeyname)
      env[:ui].warn(I18n.t('vagrant_cloudstack.ssh_key_pair_no_success_removing', name: sshkeyname)) unless response['deletesshkeypairresponse']['success'] == 'true'
    rescue Fog::Compute::Cloudstack::Error => e
      env[:ui].warn(I18n.t('vagrant_cloudstack.errors.fog_error', :message => e.message))
    end
    sshkeyname_file.delete
  end
end

#remove_portforwarding(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 142

def remove_portforwarding(env)
  env[:ui].info(I18n.t('vagrant_cloudstack.deleting_port_forwarding_rule'))
  port_forwarding_file = env[:machine].data_dir.join('port_forwarding')
  if port_forwarding_file.file?
    File.read(port_forwarding_file).each_line do |line|
      rule_id = line.strip
      begin
        resp = env[:cloudstack_compute].delete_port_forwarding_rule({:id => rule_id})
        job_id = resp['deleteportforwardingruleresponse']['jobid']
        wait_for_job_ready(env, job_id)
      rescue Fog::Compute::Cloudstack::Error => e
        if e.message =~ /Unable to execute API command deleteportforwardingrule.*entity does not exist/
          env[:ui].warn(" -- Failed to delete portforwarding rule: #{e.message}")
        else
          raise Errors::FogError, :message => e.message
        end

      end
    end
    port_forwarding_file.delete
  end

  # Delete the Communicator Port forwording public port file
  # Delete the RDP Port forwording public port file
  %w(pf_public_port pf_public_rdp_port).each do |pf_filename|
    pf_file = env[:machine].data_dir.join(pf_filename)
    pf_file.delete if pf_file.file?
  end
end

#remove_security_groups(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 83

def remove_security_groups(env)
  security_groups_file = env[:machine].data_dir.join('security_groups')
  if security_groups_file.file?
    File.read(security_groups_file).each_line do |line|
      security_group_id = line.strip
      begin
        security_group = env[:cloudstack_compute].security_groups.get(security_group_id)

        security_group.ingress_rules.each do |ir|
          env[:cloudstack_compute].revoke_security_group_ingress({:id => ir['ruleid']})
        end
        env[:ui].info('Deleted ingress rules')

        security_group.egress_rules.each do |er|
          env[:cloudstack_compute].revoke_security_group_egress({:id => er['ruleid']})
        end
        env[:ui].info('Deleted egress rules')

      rescue Fog::Compute::Cloudstack::Error => e
        raise Errors::FogError, :message => e.message
      end

      begin
        env[:cloudstack_compute].delete_security_group({:id => security_group_id})
      rescue Fog::Compute::Cloudstack::Error => e
        env[:ui].warn("Couldn't delete group right now.")
        env[:ui].warn('Waiting 30 seconds to retry')
        sleep 30
        retry
      end
    end
    security_groups_file.delete
  end
end

#remove_static_nat(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 172

def remove_static_nat(env)
  env[:ui].info(I18n.t('vagrant_cloudstack.disabling_static_nat'))
  static_nat_file = env[:machine].data_dir.join('static_nat')
  if static_nat_file.file?
    File.read(static_nat_file).each_line do |line|
      ip_address_id = line.strip
      begin
        options = {
            :command => 'disableStaticNat',
            :ipaddressid => ip_address_id
        }
        resp = env[:cloudstack_compute].request(options)
        job_id = resp['disablestaticnatresponse']['jobid']
        wait_for_job_ready(env, job_id)
      rescue Fog::Compute::Cloudstack::Error => e
        raise Errors::FogError, :message => e.message
      end
    end
    static_nat_file.delete
  end
end

#remove_stored_credentials(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 137

def remove_stored_credentials(env)
  vmcredentials_file = env[:machine].data_dir.join('vmcredentials')
  vmcredentials_file.delete if vmcredentials_file.file?
end

#remove_volumes(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 59

def remove_volumes(env)
  volumes_file = env[:machine].data_dir.join('volumes')
  if volumes_file.file?
    env[:ui].info(I18n.t('vagrant_cloudstack.deleting_volumes'))
    File.read(volumes_file).each_line do |line|
      volume_id = line.strip
      begin
        resp = env[:cloudstack_compute].detach_volume({:id => volume_id})
        job_id = resp['detachvolumeresponse']['jobid']
        wait_for_job_ready(env, job_id)
      rescue Fog::Compute::Cloudstack::Error => e
        if e.message =~ /Unable to execute API command detachvolume.*entity does not exist/
          env[:ui].warn(I18n.t('vagrant_cloudstack.detach_volume_failed', message: e.message))
        else
          raise Errors::FogError, :message => e.message
        end
      end
      resp = env[:cloudstack_compute].delete_volume({:id => volume_id})
      env[:ui].warn(I18n.t('vagrant_cloudstack.detach_volume_failed', volume_id: volume_id)) unless resp['deletevolumeresponse']['success'] == 'true'
    end
    volumes_file.delete
  end
end

#wait_for_job_ready(env, job_id, message = nil) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/terminate_instance.rb', line 231

def wait_for_job_ready(env, job_id, message=nil)
  while true
    response = env[:cloudstack_compute].query_async_job_result({:jobid => job_id})
    if response['queryasyncjobresultresponse']['jobstatus'] != 0
      break
    else
      env[:ui].info(message) if message
      sleep 2
    end
  end
end