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# Copyright 2011-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
# ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.
module AWS
class EC2
# Represents a single route in a {RouteTable}.
#
# # enumerating routes within a route table
# ec2 = AWS::EC2.new
# route_table = ec2.route_tables.first
# route_table.routes.each do |route|
# # ...
# end
#
class RouteTable < Resource
class Route
def initialize route_table, details
@route_table = route_table
if details[:destination_cidr_block]
@destination_cidr_block = details.destination_cidr_block
end
if details[:gateway_id]
@internet_gateway = InternetGateway.new(
details[:gateway_id],
:config => route_table.config)
end
if details[:instance_id]
@instance = Instance.new(details[:instance_id],
:vpc_id => route_table.vpc_id,
:owner_id => details[:instance_owner_id],
:config => route_table.config)
end
if details[:network_interface_id]
@network_interface = NetworkInterface.new(
details[:network_interface_id],
:vpc_id => route_table.vpc_id,
:config => route_table.config)
end
@target = (internet_gateway || instance || network_interface)
@origin = { 'CreateRoute' => :create_route, 'CreateRouteTable' => :create_route_table, 'EnableVgwRoutePropagation' => :enable_vgw_route_propagation }[details.origin]
@state = details.state.to_sym
end
# @return [RouteTable]
attr_reader :route_table
# @return [String] destination_cidr_block
attr_reader :destination_cidr_block
alias_method :cidr_block, :destination_cidr_block
# @return [InternetGateway,nil]
attr_reader :internet_gateway
# @return [Instance,nil]
attr_reader :instance
# @return [NetworkInterface,nil]
attr_reader :network_interface
# @return [Gateway,Instance,NetworkInterface] Returns the target
# of this route table. It will be a gateway id, instance or a
# network interface.
attr_reader :target
# @return [Symbol] Returns the origin (:create_route,
# :create_route_table or :enable_vgw_route_propagation)
attr_reader :origin
# @return [Symbol] Returns the state (:active or :blackhole).
attr_reader :state
# @param [Hash] options
#
# @option options [Gateway,String] :gateway A gateway (object or
# string id) to attach the route to.
#
# @option options [Instance,String] :instance An instance (object
# or string id) to attach the route to.
#
# @option options [NetworkInterface,String] :network_interface
# A network interface (object or string id) to attach the route
# to.
#
# @return [nil]
#
def replace options = {}
route_table.replace_route(destination_cidr_block, options)
end
# Deletes this route.
# @return [nil]
def delete
route_table.delete_route(destination_cidr_block)
end
end
end
end
end
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