Class: OsCtl::Image::Operations::Image::Export

Inherits:
Base
  • Object
show all
Includes:
Lib::Utils::Log
Defined in:
lib/osctl/image/operations/image/export.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

run

Constructor Details

#initialize(build) ⇒ Export

Returns a new instance of Export.

Parameters:



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# File 'lib/osctl/image/operations/image/export.rb', line 13

def initialize(build)
  super()
  @build = build
  @container_config = ContainerConfig.new

  container_config.distribution = build.image.distribution
  container_config.version = build.image.version
  container_config.arch = build.image.arch
  container_config.dataset = OsCtl::Lib::Zfs::Dataset.new(
    build.output_dataset,
    base: build.output_dataset
  )
  container_config.rootfs = build.install_dir

  return unless build.has_config_file?

  container_config.override_with(build.read_config_file)
end

Instance Attribute Details

#build ⇒ Operations::Image::Build (readonly)

Returns:



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# File 'lib/osctl/image/operations/image/export.rb', line 10

def build
  @build
end

#container_config ⇒ Object (readonly, protected)

Returns the value of attribute container_config.



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# File 'lib/osctl/image/operations/image/export.rb', line 39

def container_config
  @container_config
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/osctl/image/operations/image/export.rb', line 32

def execute
  export_archive
  export_stream
end

#export_archive ⇒ Object (protected) 



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# File 'lib/osctl/image/operations/image/export.rb', line 41

def export_archive
  f = File.open(build.output_tar, 'w')
  exporter = OsCtl::Lib::Exporter::Tar.new(
    container_config,
    f,
    compression: :auto
  )

  exporter.dump_metadata('full')
  exporter.dump_configs
  exporter.pack_rootfs
ensure
  f && f.close
end

#export_stream ⇒ Object (protected) 



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# File 'lib/osctl/image/operations/image/export.rb', line 56

def export_stream
  f = File.open(build.output_stream, 'w')
  exporter = OsCtl::Lib::Exporter::Zfs.new(
    container_config,
    f,
    compression: :gzip,
    compressed_send: false
  )

  exporter.dump_metadata('full')
  exporter.dump_configs
  exporter.dump_rootfs do
    exporter.dump_base
  end
ensure
  f && f.close
end