2010-03-04 21:02:59 -08:00

49 lines
1.2 KiB
Ruby

module Vagrant
module Actions
module Box
# This action unpackages a downloaded box file into its final
# box destination within the vagrant home folder.
class Unpackage < Base
TAR_OPTIONS = [File::RDONLY, 0644, Tar::GNU]
def execute!
@runner.invoke_around_callback(:unpackage) do
setup_box_dir
decompress
end
end
def rescue(exception)
if File.directory?(box_dir)
logger.info "An error occurred, rolling back box unpackaging..."
FileUtils.rm_rf(box_dir)
end
end
def setup_box_dir
if File.directory?(box_dir)
error_and_exit(<<-msg)
This box appears to already exist! Please call `vagrant box remove #{@runner.name}`
and then try to add it again.
msg
end
FileUtils.mkdir_p(box_dir)
end
def box_dir
@runner.directory
end
def decompress
Dir.chdir(box_dir) do
logger.info "Extracting box to #{box_dir}..."
Tar.open(@runner.temp_path, *TAR_OPTIONS) do |tar|
tar.extract_all
end
end
end
end
end
end
end