Class: OsCtl::Image::Operations::Builder::Create

Inherits:
OsCtl::Image::Operations::Base show all
Defined in:
lib/osctl/image/operations/builder/create.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from OsCtl::Image::Operations::Base

run

Constructor Details

#initialize(builder, base_dir, vpsadminos_dir: nil) ⇒ Create

Returns a new instance of Create.



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# File 'lib/osctl/image/operations/builder/create.rb', line 19

def initialize(builder, base_dir, vpsadminos_dir: nil)
  super()
  @builder = builder
  @base_dir = base_dir
  @vpsadminos_dir = vpsadminos_dir
  @setup_id = SecureRandom.hex(4)
end

Instance Attribute Details

#base_dir ⇒ String (readonly)

Returns:

  • (String) 


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# File 'lib/osctl/image/operations/builder/create.rb', line 11

def base_dir
  @base_dir
end

#builder ⇒ Builder (readonly)

Returns:



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# File 'lib/osctl/image/operations/builder/create.rb', line 8

def builder
  @builder
end

#setup_id ⇒ String (readonly)

Returns:

  • (String) 


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# File 'lib/osctl/image/operations/builder/create.rb', line 17

def setup_id
  @setup_id
end

#vpsadminos_dir ⇒ String? (readonly)

Returns:

  • (String, nil) 


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# File 'lib/osctl/image/operations/builder/create.rb', line 14

def vpsadminos_dir
  @vpsadminos_dir
end

Instance Method Details

#build_environment ⇒ Object (protected) 



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# File 'lib/osctl/image/operations/builder/create.rb', line 129

def build_environment
  return {} unless vpsadminos_dir

  { 'OSCTL_IMAGE_VPSADMINOS_DIR' => builder_vpsadminos_dir }
end

#builder_base_dir ⇒ Object (protected) 



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# File 'lib/osctl/image/operations/builder/create.rb', line 121

def builder_base_dir
  "/build/basedir.#{setup_id}"
end

#builder_vpsadminos_dir ⇒ Object (protected) 



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# File 'lib/osctl/image/operations/builder/create.rb', line 125

def builder_vpsadminos_dir
  "/build/vpsadminos.#{setup_id}"
end

#execute ⇒ Object 



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# File 'lib/osctl/image/operations/builder/create.rb', line 27

def execute
  client = OsCtldClient.new
  client.batch do
    client.create_container_from_repo(
      builder.ctid,
      builder.distribution,
      builder.version,
      builder.arch,
      builder.vendor,
      builder.variant
    )

    # When the command above returns, the CT is still in an unknown state,
    # so network interfaces cannot be added... this should be fixed
    # in osctld, so that it returns after the ct is in a correct state
    sleep(3)

    client.set_container_attr(
      builder.ctid,
      'org.vpsadminos.osctl-image:type',
      'builder'
    )

    client.set_container_attr(
      builder.ctid,
      'org.vpsadminos.osctl-image:builder-name',
      builder.name
    )

    client.set_container_nesting(builder.ctid)
    client.unset_container_start_menu(builder.ctid)

    client.add_netif_bridge(builder.ctid, 'eth0', 'lxcbr0')
    client.set_container_dns_resolvers(builder.ctid, [
                                         '1.1.1.1',
                                         '8.8.8.8'
                                       ])

    client.start_container(builder.ctid)

    # Give the container some time to start
    sleep(5)

    builder.load_attrs(client)

    client.bind_mount(builder.ctid, base_dir, builder_base_dir, map_ids: false)
    client.activate_mount(builder.ctid, builder_base_dir)

    if vpsadminos_dir
      client.bind_mount(
        builder.ctid,
        vpsadminos_dir,
        builder_vpsadminos_dir,
        map_ids: false
      )
      client.activate_mount(builder.ctid, builder_vpsadminos_dir)
    end

    Operations::Builder::WaitForNetwork.run(builder)

    rc = Operations::Builder::ControlledExec.run(
      builder,
      [
        File.join(builder_base_dir, 'bin', 'runner'),
        'builder',
        'setup',
        builder.name
      ],
      id: setup_id,
      client:,
      env: build_environment
    )

    client.unmount(builder.ctid, builder_vpsadminos_dir) if vpsadminos_dir
    client.unmount(builder.ctid, builder_base_dir)

    if rc != 0
      raise OperationError,
            "builder setup failed with exit status #{rc}"
    end
  rescue OsCtl::Client::Error,
         OperationError => e
    puts "* error occurred: #{e.message}, cleaning up"

    if client.find_container(builder.ctid)
      client.delete_container(builder.ctid)
    end

    raise e
  end
end