# Copyright (c) 2009-2016 Hewlett Packard Enterprise Development LP
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from requestbuilder import Arg, MutuallyExclusiveArgList
from requestbuilder.exceptions import ArgumentError
from euca2ools.commands.ec2 import EC2Request
class AssociateAddress(EC2Request):
DESCRIPTION = 'Associate an elastic IP address with a running instance'
ARGS = [Arg('PublicIp', metavar='ADDRESS', nargs='?', help='''[Non-VPC
only] IP address to associate (required)'''),
Arg('-a', '--allocation-id', dest='AllocationId', metavar='ALLOC',
help='[VPC only] VPC allocation ID (required)'),
MutuallyExclusiveArgList(
Arg('-i', '--instance-id', dest='InstanceId',
metavar='INSTANCE', help='''ID of the instance to associate
the address with'''),
Arg('-n', '--network-interface', dest='NetworkInterfaceId',
metavar='INTERFACE', help='''[VPC only] network interface
to associate the address with'''))
.required(),
Arg('-p', '--private-ip-address', dest='PrivateIpAddress',
metavar='ADDRESS', help='''[VPC only] the private address to
associate with the address being associated in the VPC
(default: primary private IP)'''),
MutuallyExclusiveArgList(
Arg('--allow-reassociation', dest='AllowReassociation',
action='store_const', const='true',
help='''[VPC only] allow the address to be associated even
if it is already associated with another interface'''),
Arg('--no-allow-reassociation', dest='AllowReassociation',
action='store_const', const='false', help='''[VPC only]
do not allow the address to be associated if it is already
associated with another interface'''))]
# noinspection PyExceptionInherit
def configure(self):
EC2Request.configure(self)
if (self.args.get('PublicIp') is not None and
self.args.get('AllocationId') is not None):
# Can't be both EC2 and VPC
raise ArgumentError(
'argument -a/--allocation-id: not allowed with an IP address')
if (self.args.get('PublicIp') is None and
self.args.get('AllocationId') is None):
# ...but we still have to be one of them
raise ArgumentError(
'argument -a/--allocation-id or an IP address is required')
if (self.args.get('PublicIp') or '').startswith('eipalloc-'):
# Make allocation IDs work positionally for convenience
self.params['AllocationId'] = self.params.pop('PublicIp')
def print_result(self, result):
if self.args.get('AllocationId'):
# VPC
print self.tabify(('ADDRESS', self.args.get('InstanceId'),
self.args.get('AllocationId'),
result.get('associationId'),
self.args.get('PrivateIpAddress')))
else:
# EC2
print self.tabify(('ADDRESS', self.args.get('PublicIp'),
self.args.get('InstanceId')))