Class: Bosh::Director::JobRenderer

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

Instance Method Summary collapse

Constructor Details

#initialize(job, blobstore) ⇒ JobRenderer

Returns a new instance of JobRenderer.

Parameters:



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

def initialize(job, blobstore)
  @job = job
  @blobstore = blobstore

  job_template_loader = Core::Templates::JobTemplateLoader.new(Config.logger)
  @instance_renderer = Core::Templates::JobInstanceRenderer.new(@job.templates, job_template_loader)
end

Instance Method Details

#render_job_instance(instance) ⇒ Object 



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# File 'lib/bosh/director/job_renderer.rb', line 19

def render_job_instance(instance)
  rendered_job_instance = @instance_renderer.render(instance.spec)

  configuration_hash = rendered_job_instance.configuration_hash

  archive_model = instance.model.latest_rendered_templates_archive

  if archive_model && archive_model.content_sha1 == configuration_hash
    rendered_templates_archive = Core::Templates::RenderedTemplatesArchive.new(
      archive_model.blobstore_id,
      archive_model.sha1,
    )
  else
    rendered_templates_archive = rendered_job_instance.persist(@blobstore)
    instance.model.add_rendered_templates_archive(
      blobstore_id: rendered_templates_archive.blobstore_id,
      sha1: rendered_templates_archive.sha1,
      content_sha1: configuration_hash,
      created_at: Time.now,
    )
  end

  instance.configuration_hash = configuration_hash
  instance.template_hashes    = rendered_job_instance.template_hashes
  instance.rendered_templates_archive = rendered_templates_archive
end

#render_job_instances ⇒ Object 



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

def render_job_instances
  @job.instances.each { |instance| render_job_instance(instance) }
end