Class: Bosh::Director::Jobs::UpdateDeployment

Inherits:
BaseJob show all
Includes:
LegacyDeploymentHelper, LockHelper
Defined in:
lib/bosh/director/jobs/update_deployment.rb

Instance Attribute Summary

Attributes inherited from BaseJob

#task_id

Class Method Summary collapse

Instance Method Summary collapse

Methods included from LegacyDeploymentHelper

#ignore_cloud_config?

Methods included from LockHelper

#with_compile_lock, #with_deployment_lock, #with_release_lock, #with_release_locks, #with_stemcell_lock

Methods inherited from BaseJob

#begin_stage, #dns_manager, #event_manager, #logger, perform, #result_file, schedule_message, #single_step_stage, #task_cancelled?, #task_checkpoint, #track_and_log, #username

Constructor Details

#initialize(manifest_file_path, cloud_config_id, runtime_config_id, options = {}) ⇒ UpdateDeployment

Returns a new instance of UpdateDeployment.



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# File 'lib/bosh/director/jobs/update_deployment.rb', line 15

def initialize(manifest_file_path, cloud_config_id, runtime_config_id, options = {})
  @blobstore = App.instance.blobstores.blobstore
  @manifest_file_path = manifest_file_path
  @cloud_config_id = cloud_config_id
  @runtime_config_id = runtime_config_id
  @options = options
  @event_log = Config.event_log
end

Class Method Details

.job_type ⇒ Object 



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# File 'lib/bosh/director/jobs/update_deployment.rb', line 11

def self.job_type
  :update_deployment
end

Instance Method Details

#perform ⇒ Object 



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# File 'lib/bosh/director/jobs/update_deployment.rb', line 24

def perform
  logger.info('Reading deployment manifest')

  manifest_text = File.read(@manifest_file_path)
  manifest_hash = Psych.load(manifest_text)
  logger.debug("Manifest:\n#{manifest_text}")

  if Config.parse_config_values
    manifest_hash = Bosh::Director::Jobs::Helpers::ConfigParser.parse(manifest_hash)
  end

  if ignore_cloud_config?(manifest_hash)
    warning = "Ignoring cloud config. Manifest contains 'networks' section."
    logger.debug(warning)
    @event_log.warn_deprecated(warning)
    cloud_config_model = nil
  else
    cloud_config_model = Bosh::Director::Models::CloudConfig[@cloud_config_id]
    if cloud_config_model.nil?
      logger.debug("No cloud config uploaded yet.")
    else
      logger.debug("Cloud config:\n#{cloud_config_model.manifest}")
    end
  end

  runtime_config_model = Bosh::Director::Models::RuntimeConfig[@runtime_config_id]
  if runtime_config_model.nil?
    logger.debug("No runtime config uploaded yet.")
  else
    logger.debug("Runtime config:\n#{runtime_config_model.manifest}")
  end

  deployment_manifest = Manifest.load_from_hash(manifest_hash, cloud_config_model, runtime_config_model)

  @deployment_name = deployment_manifest.to_hash['name']

  previous_releases, previous_stemcells = get_stemcells_and_releases
  context = {}
  parent_id = add_event

  with_deployment_lock(@deployment_name) do
    @notifier = DeploymentPlan::Notifier.new(@deployment_name, Config.nats_rpc, logger)
    @notifier.send_start_event

    deployment_plan = nil

    event_log_stage = @event_log.begin_stage('Preparing deployment', 1)
    event_log_stage.advance_and_track('Preparing deployment') do
      planner_factory = DeploymentPlan::PlannerFactory.create(logger)
      deployment_plan = planner_factory.create_from_manifest(deployment_manifest, cloud_config_model, runtime_config_model, @options)
      deployment_plan.bind_models
    end

    if deployment_plan.instance_models.any?(&:ignore)
      @event_log.warn('You have ignored instances. They will not be changed.')
    end

    next_releases, next_stemcells  = get_stemcells_and_releases
    context = event_context(next_releases, previous_releases, next_stemcells, previous_stemcells)

    render_job_templates(deployment_plan.jobs_starting_on_deploy)
    deployment_plan.compile_packages

    update_step(deployment_plan).perform

    if check_for_changes(deployment_plan)
      PostDeploymentScriptRunner.run_post_deploys_after_deployment(deployment_plan)
    end

    @notifier.send_end_event
    logger.info('Finished updating deployment')
    add_event(context, parent_id)

    "/deployments/#{deployment_plan.name}"
  end
rescue Exception => e
  begin
    @notifier.send_error_event e
  rescue Exception => e2
    # log the second error
  ensure
    add_event(context, parent_id, e)
    raise e
  end
ensure
  FileUtils.rm_rf(@manifest_file_path)
end