Class: VMCAppfog::Clone

Inherits:
VMC::CLI
  • Object
show all
Defined in:
lib/appfog-vmc-plugin/commands/clone.rb

Instance Method Summary collapse

Instance Method Details

#clone ⇒ Object 



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# File 'lib/appfog-vmc-plugin/commands/clone.rb', line 11

def clone
  src_app = input[:src_app]
  dest_infra = input[:infra]
  dest_app_name = input[:name, "#{src_app.name}-#{"%04x" % [rand(0x0100000)]}"]
  app = client.app_by_name(dest_app_name)
  fail "Application '#{dest_app_name}' already exists" unless app.nil?
  dest_url = input[:url, "#{dest_app_name}.#{dest_infra.base}"]

  # Start Clone
  Dir.mktmpdir do |dir|

    # Download source
    zip_path = File.join(dir, src_app.name)
    with_progress("Pulling last pushed source code") do
      client.app_pull(src_app.name, zip_path)
    end

    # manifest = {
    #   :name => "#{dest_appname}",
    #   :staging => app[:staging],
    #   :uris => [ url ],
    #   :instances => app[:instances],
    #   :resources => app[:resources]
    # }
    # manifest[:staging][:command] = app[:staging][:command] if app[:staging][:command]
    # manifest[:infra] = { :provider => dest_infra.name } if dest_infra

    dest_app = client.app
    dest_app.name = dest_app_name
    dest_app.infra = dest_infra
    dest_app.url = dest_url
    dest_app.uris = [dest_url]
    dest_app.total_instances = 1
    dest_app.framework = src_app.framework
    dest_app.command = src_app.command unless src_app.command.nil?
    dest_app.runtime = src_app.runtime
    dest_app.memory = src_app.memory
    dest_app.env = src_app.env
    dest_app = filter(:create_app, dest_app)
    with_progress("Creating #{c(dest_app.name, :name)}") do
      dest_app.create!
    end

    # Upload source
    with_progress("Uploading source to #{c(dest_app.name, :name)}") do
      dest_app.upload(zip_path)
    end

    # Clone services
    src_app.services.each do |src_service|

      # Export service data
      export_info =
        with_progress("Exporting service #{c(src_service.name, :name)}") do
          client.export_service(src_service.name)
        end

      export_url = export_info[:uri]

      # Create new service
      cloned_service_name = generate_cloned_service_name(src_app.name, dest_app_name, src_service.name, dest_infra.name)
      dest_service = client.service_instance
      dest_service.infra_name = dest_infra.name
      dest_service.name = cloned_service_name
      dest_service.type = src_service.type
      dest_service.vendor = src_service.vendor
      dest_service.version = src_service.version.to_s
      dest_service.tier = src_service.tier
      with_progress("Creating service #{c(dest_service.name, :name)}") do
        dest_service.create!
      end

      # Bind new service to app
      with_progress("Binding service #{c(dest_service.name, :name)} to #{c(dest_app.name, :name)}") do 
        dest_app.bind(dest_service)
      end

      # Import service data
      import_info =
        with_progress("Importing data to service #{c(dest_service.name, :name)}") do
          client.import_service(dest_service.name, export_url)
        end
    end

    if !input[:nostart]
      with_progress("Starting #{c(dest_app.name, :name)}") do 
        dest_app.start!
      end
    end

  end
end