Class: VagrantPlugins::Google::Action::RunInstance

Inherits:
Object
  • Object
show all
Includes:
Vagrant::Util::Retryable
Defined in:
lib/vagrant-google/action/run_instance.rb

Overview

This runs the configured instance.

Constant Summary collapse

FOG_ERRORS = 
[
  Fog::Compute::Google::NotFound,
  Fog::Compute::Google::Error,
  Fog::Errors::Error
].freeze

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ RunInstance

Returns a new instance of RunInstance.



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# File 'lib/vagrant-google/action/run_instance.rb', line 31

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new("vagrant_google::action::run_instance")
end

Instance Method Details

#call(env) ⇒ Object

rubocop:disable Metrics/MethodLength, Metrics/AbcSize



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# File 'lib/vagrant-google/action/run_instance.rb', line 36

def call(env) # rubocop:disable Metrics/MethodLength, Metrics/AbcSize
  # Initialize metrics if they haven't been
  env[:metrics] ||= {}

  # Get the zone we're going to booting up in
  zone = env[:machine].provider_config.zone

  # Get the configs
  zone_config         = env[:machine].provider_config.get_zone_config(zone)
  image               = zone_config.image
  instance_group      = zone_config.instance_group
  name                = zone_config.name
  machine_type        = zone_config.machine_type
  disk_size           = zone_config.disk_size
  disk_name           = zone_config.disk_name
  disk_type           = zone_config.disk_type
  network             = zone_config.network
  metadata            = zone_config.metadata
  tags                = zone_config.tags
  can_ip_forward      = zone_config.can_ip_forward
  external_ip         = zone_config.external_ip
  preemptible         = zone_config.preemptible
  auto_restart        = zone_config.auto_restart
  on_host_maintenance = zone_config.on_host_maintenance
  autodelete_disk     = zone_config.autodelete_disk
  service_accounts    = zone_config.service_accounts

  # Launch!
  env[:ui].info(I18n.t("vagrant_google.launching_instance"))
  env[:ui].info(" -- Name:            #{name}")
  env[:ui].info(" -- Type:            #{machine_type}")
  env[:ui].info(" -- Disk type:       #{disk_type}")
  env[:ui].info(" -- Disk size:       #{disk_size} GB")
  env[:ui].info(" -- Disk name:       #{disk_name}")
  env[:ui].info(" -- Image:           #{image}")
  env[:ui].info(" -- Instance Group:  #{instance_group}")
  env[:ui].info(" -- Zone:            #{zone}") if zone
  env[:ui].info(" -- Network:         #{network}") if network
  env[:ui].info(" -- Metadata:        '#{metadata}'")
  env[:ui].info(" -- Tags:            '#{tags}'")
  env[:ui].info(" -- IP Forward:      #{can_ip_forward}")
  env[:ui].info(" -- External IP:     #{external_ip}")
  env[:ui].info(" -- Preemptible:     #{preemptible}")
  env[:ui].info(" -- Auto Restart:    #{auto_restart}")
  env[:ui].info(" -- On Maintenance:  #{on_host_maintenance}")
  env[:ui].info(" -- Autodelete Disk: #{autodelete_disk}")
  env[:ui].info(" -- Scopes:          #{service_accounts}")
  begin
    request_start_time = Time.now.to_i

    # Check if specified external ip is available
    external_ip = get_external_ip(env, external_ip) if external_ip
    # Check if disk type is available in the zone and set the proper resource link
    disk_type = get_disk_type(env, disk_type, zone)

    disk_created_by_vagrant = false
    if disk_name.nil?
      # no disk_name... disk_name defaults to instance name
      disk = env[:google_compute].disks.create(
          name: name,
          size_gb: disk_size,
          type: disk_type,
          zone_name: zone,
          source_image: image
      )
      disk_created_by_vagrant = true
      disk.wait_for { disk.ready? }
    else
      disk = env[:google_compute].disks.get(disk_name, zone)
      if disk.nil?
        # disk not found... create it with name
        disk = env[:google_compute].disks.create(
            name: disk_name,
            size_gb: disk_size,
            type: disk_type,
            zone_name: zone,
            source_image: image
        )
        disk.wait_for { disk.ready? }
        disk_created_by_vagrant = true
      end
    end

    defaults = {
      :name                => name,
      :zone_name           => zone,
      :machine_type        => machine_type,
      :disk_size           => disk_size,
      :disk_type           => disk_type,
      :image               => image,
      :network             => network,
      :metadata            => metadata,
      :tags                => tags,
      :can_ip_forward      => can_ip_forward,
      :external_ip         => external_ip,
      :preemptible         => preemptible,
      :auto_restart        => auto_restart,
      :on_host_maintenance => on_host_maintenance,
      :disks               => [disk.get_as_boot_disk(true, autodelete_disk)],
      :service_accounts    => service_accounts
    }
    server = env[:google_compute].servers.create(defaults)
    @logger.info("Machine '#{zone}:#{name}' created.")
  rescue *FOG_ERRORS => e
    # TODO: Cleanup the Fog catch-all once Fog implements better exceptions
    # There is a chance Google has failed to create an instance, so we need
    # to clean up the created disk.
    cleanup_disk(disk.name, env) if disk && disk_created_by_vagrant
    raise Errors::FogError, :message => e.message
  end

  # Immediately save the name since the instance has been created
  env[:machine].id = server.name
  server.reload

  env[:ui].info(I18n.t("vagrant_google.waiting_for_ready"))
  begin
    server.wait_for { ready? }
    env[:metrics]["instance_ready_time"] = Time.now.to_i - request_start_time
    @logger.info("Time for instance ready: #{env[:metrics]["instance_ready_time"]}")
    env[:ui].info(I18n.t("vagrant_google.ready"))
  rescue
    env[:interrupted] = true
  end

  unless env[:terminated]
    env[:metrics]["instance_ssh_time"] = Util::Timer.time do
      # Wait for SSH to be ready.
      env[:ui].info(I18n.t("vagrant_google.waiting_for_ssh"))
      while true
        # If we're interrupted just back out
        break if env[:interrupted]
        break if env[:machine].communicate.ready?
        sleep 2
      end
    end
    @logger.info("Time for SSH ready: #{env[:metrics]["instance_ssh_time"]}")
    env[:ui].info(I18n.t("vagrant_google.ready_ssh"))
  end

  # Terminate the instance if we were interrupted
  terminate(env) if env[:interrupted]

  @app.call(env)
end

#cleanup_disk(disk_name, env) ⇒ Object 



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# File 'lib/vagrant-google/action/run_instance.rb', line 224

def cleanup_disk(disk_name, env)
  zone = env[:machine].provider_config.zone
  autodelete_disk = env[:machine].provider_config.get_zone_config(zone).autodelete_disk
  if autodelete_disk
    disk = env[:google_compute].disks.get(disk_name, zone)
    disk.destroy(false) if disk
  end
end

#get_disk_type(env, disk_type, zone) ⇒ Object 



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# File 'lib/vagrant-google/action/run_instance.rb', line 199

def get_disk_type(env, disk_type, zone)
  begin
    # TODO(temikus): Outsource parsing logic to fog-google
    disk_type = env[:google_compute].get_disk_type(disk_type, zone).body["selfLink"]
  rescue Fog::Errors::NotFound
    raise Errors::DiskTypeError,
          :disktype => disk_type
  end
  disk_type
end

#get_external_ip(env, external_ip) ⇒ Object 



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# File 'lib/vagrant-google/action/run_instance.rb', line 210

def get_external_ip(env, external_ip)
  address = env[:google_compute].addresses.get_by_ip_address_or_name(external_ip)
  if address.nil?
    raise Errors::ExternalIpDoesNotExistError,
          :externalip => external_ip
  end
  if address.in_use?
    raise Errors::ExternalIpInUseError,
          :externalip => external_ip
  end
  # Resolve the name to IP address
  address.address
end

#recover(env) ⇒ Object 



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# File 'lib/vagrant-google/action/run_instance.rb', line 182

def recover(env)
  return if env["vagrant.error"].is_a?(Vagrant::Errors::VagrantError)

  if env[:machine].provider.state.id != :not_created
    # Undo the import
    terminate(env)
  end
end

#terminate(env) ⇒ Object 



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# File 'lib/vagrant-google/action/run_instance.rb', line 191

def terminate(env)
  destroy_env = env.dup
  destroy_env.delete(:interrupted)
  destroy_env[:config_validate] = false
  destroy_env[:force_confirm_destroy] = true
  env[:action_runner].run(Action.action_destroy, destroy_env)
end