Class: Bosh::Director::Jobs::CleanupArtifacts

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

Instance Attribute Summary

Attributes inherited from BaseJob

#task_id

Class Method Summary collapse

Instance Method Summary collapse

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(config) ⇒ CleanupArtifacts

Returns a new instance of CleanupArtifacts.



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# File 'lib/bosh/director/jobs/cleanup_artifacts.rb', line 17

def initialize(config)
  @config = config
  @disk_manager = DiskManager.new(Config.cloud, Config.logger)
  release_manager = Api::ReleaseManager.new
  @stemcell_manager = Api::StemcellManager.new
  blobstore = App.instance.blobstores.blobstore
  cloud = Config.cloud
  @blob_deleter = Jobs::Helpers::BlobDeleter.new(blobstore, logger)
  compiled_package_deleter = Jobs::Helpers::CompiledPackageDeleter.new(@blob_deleter, logger)
  @stemcell_deleter = Jobs::Helpers::StemcellDeleter.new(cloud, compiled_package_deleter, logger)
  @releases_to_delete_picker = Jobs::Helpers::ReleasesToDeletePicker.new(release_manager)
  @stemcells_to_delete_picker = Jobs::Helpers::StemcellsToDeletePicker.new(@stemcell_manager)
  package_deleter = Helpers::PackageDeleter.new(compiled_package_deleter, @blob_deleter, logger)
  template_deleter = Helpers::TemplateDeleter.new(@blob_deleter, logger)
  release_deleter = Helpers::ReleaseDeleter.new(package_deleter, template_deleter, Config.event_log, logger)
  release_version_deleter =
    Helpers::ReleaseVersionDeleter.new(release_deleter, package_deleter, template_deleter, logger, Config.event_log)
  @name_version_release_deleter =
    Helpers::NameVersionReleaseDeleter.new(release_deleter, release_manager, release_version_deleter, logger)
end

Class Method Details

.enqueue(username, config, job_queue) ⇒ Object 



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# File 'lib/bosh/director/jobs/cleanup_artifacts.rb', line 12

def self.enqueue(username, config, job_queue)
  description = config['remove_all'] ? 'clean up all' : 'clean up'
  job_queue.enqueue(username, Jobs::CleanupArtifacts, description, [config])
end

.job_type ⇒ Object 



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# File 'lib/bosh/director/jobs/cleanup_artifacts.rb', line 8

def self.job_type
  :delete_artifacts
end

Instance Method Details

#perform ⇒ Object 



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# File 'lib/bosh/director/jobs/cleanup_artifacts.rb', line 38

def perform
  if @config['remove_all']
    releases_to_keep, stemcells_to_keep = 0, 0
  else
    releases_to_keep, stemcells_to_keep = 2, 2
  end

  unused_release_name_and_version = @releases_to_delete_picker.pick(releases_to_keep)
  release_stage = Config.event_log.begin_stage('Deleting releases', unused_release_name_and_version.count)
  ThreadPool.new(:max_threads => Config.max_threads).wrap do |pool|
    unused_release_name_and_version.each do |name_and_version|
      pool.process do
        name = name_and_version['name']
        version = name_and_version['version']
        release_stage.advance_and_track("#{name}/#{version}") do
          with_release_lock(name, :timeout => 10) do
            @name_version_release_deleter.find_and_delete_release(name, version, false)
          end
        end
      end
    end
  end

  stemcells_to_delete = @stemcells_to_delete_picker.pick(stemcells_to_keep)
  stemcell_stage = Config.event_log.begin_stage('Deleting stemcells', stemcells_to_delete.count)
  ThreadPool.new(:max_threads => Config.max_threads).wrap do |pool|
    stemcells_to_delete.each do |stemcell|
      pool.process do
        stemcell_stage.advance_and_track("#{stemcell['name']}/#{stemcell['version']}") do
          stemcell_to_delete = @stemcell_manager.find_by_name_and_version(stemcell['name'], stemcell['version'])
          @stemcell_deleter.delete(stemcell_to_delete)
        end
      end
    end
  end

  orphan_disks = []
  if @config['remove_all']
    orphan_disks = Models::OrphanDisk.all
    orphan_disk_stage = Config.event_log.begin_stage('Deleting orphaned disks', orphan_disks.count)
    ThreadPool.new(:max_threads => Config.max_threads).wrap do |pool|
      orphan_disks.each do |orphan_disk|
        pool.process do
          orphan_disk_stage.advance_and_track("#{orphan_disk.disk_cid}") do
            @disk_manager.delete_orphan_disk(orphan_disk)
          end
        end
      end
    end
  end

  ephemeral_blobs = Models::EphemeralBlob.all
  ephemeral_blob_stage = Config.event_log.begin_stage('Deleting ephemeral blobs', ephemeral_blobs.count)
  ephemeral_blobs.each do |ephemeral_blob|
    ephemeral_blob_stage.advance_and_track("#{ephemeral_blob.blobstore_id}") do
      if @blob_deleter.delete(ephemeral_blob.blobstore_id, [], false)
        ephemeral_blob.destroy
      end
    end
  end

  "Deleted #{unused_release_name_and_version.count} release(s), #{stemcells_to_delete.count} stemcell(s), #{orphan_disks.count} orphaned disk(s), #{ephemeral_blobs.count} ephemeral blob(s)"
end