# Copyright 2013-2014 Eucalyptus Systems, Inc.
#
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from requestbuilder import Arg, MutuallyExclusiveArgList
from euca2ools.commands.ec2 import EC2Request
class ReplaceRoute(EC2Request):
DESCRIPTION = 'Replace a route in a VPC route table'
ARGS = [Arg('RouteTableId', metavar='RTABLE',
help='ID of the route table to affect (required)'),
Arg('-r', '--cidr', dest='DestinationCidrBlock', metavar='CIDR',
required=True,
help='destination prefix for route lookup'),
MutuallyExclusiveArgList(
Arg('-g', '--gateway-id', dest='GatewayId', metavar='GATEWAY',
help='ID of an Internet gateway to target'),
Arg('-i', '--instance', dest='InstanceId', metavar='INSTANCE',
help='ID of a NAT instance to target'),
Arg('-n', '--network-interface', dest='NetworkInterfaceId',
help='ID of a network interface to target'),
Arg('-p', '--vpc-peering-connection', metavar='PEERCON',
dest='VpcPeeringConnectionId',
help='ID of a VPC peering connection to target'))
.required()]
def print_result(self, _):
target = (self.args.get('GatewayId') or self.args.get('InstanceId') or
self.args.get('NetworkInterfaceId') or
self.args.get('VpcPeeringConnectionId'))
print self.tabify(('ROUTE', target, self.args['DestinationCidrBlock']))