# Copyright 2009-2013 Eucalyptus Systems, Inc.
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from euca2ools.commands.ec2 import EC2Request
from requestbuilder import Arg


class DetachVolume(EC2Request):
    DESCRIPTION = 'Detach a volume from an instance'
    ARGS = [Arg('VolumeId', metavar='VOLUME',
                help='ID of the volume to detach (required)'),
            Arg('-i', '--instance', dest='InstanceId', metavar='INSTANCE',
                help='instance to detach from'),
            Arg('-d', '--device', dest='Device', help='device name'),
            Arg('-f', '--force', dest='Force', action='store_true',
                help='''detach without waiting for the instance.  Data may be
                lost.''')]

    def print_result(self, result):
        self.print_attachment(result)