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     ³ˆòñƒmÆÝ¾ï     ³# Copyright 2009-2014 Eucalyptus Systems, Inc.
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from requestbuilder import Arg
from requestbuilder.exceptions import ArgumentError

from euca2ools.commands.argtypes import ec2_block_device_mapping
from euca2ools.commands.ec2 import EC2Request


class RegisterImage(EC2Request):
    DESCRIPTION = 'Register a new image'
    ARGS = [Arg('ImageLocation', metavar='MANIFEST', nargs='?',
                help='''location of the image manifest in S3 storage
                (required for instance-store images)'''),
            Arg('-n', '--name', dest='Name', required=True,
                help='name of the new image (required)'),
            Arg('-d', '--description', dest='Description',
                help='description of the new image'),
            Arg('-a', '--architecture', dest='Architecture',
                choices=('i386', 'x86_64', 'armhf'),
                help='CPU architecture of the new image'),
            Arg('--kernel', dest='KernelId', metavar='KERNEL',
                help='ID of the kernel to associate with the new image'),
            Arg('--ramdisk', dest='RamdiskId', metavar='RAMDISK',
                help='ID of the ramdisk to associate with the new image'),
            Arg('--root-device-name', dest='RootDeviceName', metavar='DEVICE',
                help='root device name (default: /dev/sda1)'),
            # ^ default is added by main()
            Arg('-s', '--snapshot', route_to=None,
                help='snapshot to use for the root device'),
            Arg('-b', '--block-device-mapping', metavar='DEVICE=MAPPED',
                dest='BlockDeviceMapping', action='append',
                type=ec2_block_device_mapping, default=[],
                help='''define a block device mapping for the image, in the
                form DEVICE=MAPPED, where "MAPPED" is "none", "ephemeral(0-3)",
                or
                "[SNAP-ID]:[GiB]:[true|false]:[standard|VOLTYPE[:IOPS]]"'''),
            Arg('--virtualization-type', dest='VirtualizationType',
                choices=('paravirtual', 'hvm'),
                help='virtualization type for the new image'),
            Arg('--platform', dest='Platform', metavar='windows',
                choices=('windows',),
                help="[Privileged] the new image's platform (windows)")]

    # noinspection PyExceptionInherit
    def preprocess(self):
        if self.args.get('ImageLocation'):
            # instance-store image
            if self.args.get('RootDeviceName'):
                raise ArgumentError('argument --root-device-name: not allowed '
                                    'with argument MANIFEST')
            if self.args.get('snapshot'):
                raise ArgumentError('argument --snapshot: not allowed with '