Class: Bosh::Director::CompiledReleaseDownloader

Inherits:
Object
  • Object
show all
Defined in:
lib/bosh/director/compiled_release_downloader.rb

Instance Method Summary collapse

Constructor Details

#initialize(compiled_packages_group, templates, blobstore_client) ⇒ CompiledReleaseDownloader

Returns a new instance of CompiledReleaseDownloader.



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# File 'lib/bosh/director/compiled_release_downloader.rb', line 7

def initialize(compiled_packages_group, templates, blobstore_client)
  @compiled_packages_group = compiled_packages_group
  @templates = templates
  @blobstore_client = blobstore_client
end

Instance Method Details

#cleanup ⇒ Object 



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# File 'lib/bosh/director/compiled_release_downloader.rb', line 49

def cleanup
  FileUtils.rm_rf(@download_dir)
end

#download ⇒ Object 



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# File 'lib/bosh/director/compiled_release_downloader.rb', line 13

def download
  @download_dir = Dir.mktmpdir

  path = File.join(@download_dir, 'compiled_packages')
  FileUtils.mkpath(path)

  compiled_packages = @compiled_packages_group.compiled_packages
  event_log_stage = event_log.begin_stage("copying packages", compiled_packages.count)

  compiled_packages.each do |compiled_package|
    desc = "#{compiled_package.package.name}/#{compiled_package.package.version}"
    event_log_stage.advance_and_track(desc) do
      blobstore_id = compiled_package.blobstore_id
      File.open(File.join(path, "#{compiled_package.package.name}.tgz"), 'w') do |f|
        @blobstore_client.get(blobstore_id, f, sha1: compiled_package.sha1)
      end
    end
  end

  path = File.join(@download_dir, 'jobs')
  FileUtils.mkpath(path)

  event_log_stage = event_log.begin_stage("copying jobs", @templates.count)
  @templates.each do |template|
    desc = "#{template.name}/#{template.version}"
    event_log_stage.advance_and_track(desc) do
      blobstore_id = template.blobstore_id
      File.open(File.join(path, "#{template.name}.tgz"), 'w') do |f|
        @blobstore_client.get(blobstore_id, f, sha1: template.sha1)
      end
    end
  end

  @download_dir
end

#event_log ⇒ Object 



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# File 'lib/bosh/director/compiled_release_downloader.rb', line 53

def event_log
  @event_log ||= Config.event_log
end