c28f383526
This patch adds requirements to path component so that URL is verified. And simplify with submapper. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
260 lines
8.9 KiB
Python
260 lines
8.9 KiB
Python
# Copyright (C) 2012 Nippon Telegraph and Telephone Corporation.
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# Copyright (C) 2012 Isaku Yamahata <yamahata at private email ne jp>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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from webob import Response
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from ryu.app import wsgi as app_wsgi
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from ryu.app.wsgi import ControllerBase, WSGIApplication
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from ryu.base import app_manager
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from ryu.controller import network
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from ryu.exception import NetworkNotFound, NetworkAlreadyExist
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from ryu.exception import PortNotFound, PortAlreadyExist
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from ryu.lib import dpid as dpid_lib
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from ryu.lib import mac as mac_lib
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## TODO:XXX
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## define db interface and store those information into db
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# REST API
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# get the list of networks
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# GET /v1.0/networks/
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#
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# register a new network.
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# Fail if the network is already registered.
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# POST /v1.0/networks/{network-id}
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#
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# update a new network.
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# Success as nop even if the network is already registered.
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#
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# PUT /v1.0/networks/{network-id}
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#
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# remove a network
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# DELETE /v1.0/networks/{network-id}
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#
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# get the list of sets of dpid and port
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# GET /v1.0/networks/{network-id}/
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#
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# register a new set of dpid and port
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# Fail if the port is already registered.
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# POST /v1.0/networks/{network-id}/{dpid}_{port-id}
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#
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# update a new set of dpid and port
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# Success as nop even if same port already registered
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# PUT /v1.0/networks/{network-id}/{dpid}_{port-id}
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#
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# remove a set of dpid and port
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# DELETE /v1.0/networks/{network-id}/{dpid}_{port-id}
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#
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# get the list of mac addresses of dpid and port
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# GET /v1.0/networks/{network-id}/{dpid}_{port-id}/macs/
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#
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# register a new mac address for dpid and port
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# Fail if mac address is already registered or the mac address is used
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# for other ports of the same network-id
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# POST /v1.0/networks/{network-id}/{dpid}_{port-id}/macs/{mac}
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#
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# update a new mac address for dpid and port
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# Success as nop even if same mac address is already registered.
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# For now, changing mac address is not allows as it fails.
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# PUT /v1.0/networks/{network-id}/{dpid}_{port-id}/macs/{mac}
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#
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# For now DELETE /v1.0/networks/{network-id}/{dpid}_{port-id}/macs/{mac}
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# is not supported. mac address is released when port is deleted.
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#
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class NetworkController(ControllerBase):
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def __init__(self, req, link, data, **config):
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super(NetworkController, self).__init__(req, link, data, **config)
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self.nw = data
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def create(self, req, network_id, **_kwargs):
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try:
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self.nw.create_network(network_id)
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except NetworkAlreadyExist:
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return Response(status=409)
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else:
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return Response(status=200)
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def update(self, req, network_id, **_kwargs):
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self.nw.update_network(network_id)
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return Response(status=200)
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def lists(self, req, **_kwargs):
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body = json.dumps(self.nw.list_networks())
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return Response(content_type='application/json', body=body)
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def delete(self, req, network_id, **_kwargs):
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try:
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self.nw.remove_network(network_id)
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except NetworkNotFound:
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return Response(status=404)
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return Response(status=200)
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class PortController(ControllerBase):
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def __init__(self, req, link, data, **config):
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super(PortController, self).__init__(req, link, data, **config)
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self.nw = data
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def create(self, req, network_id, dpid, port_id, **_kwargs):
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dpid = dpid_lib.str_to_dpid(dpid)
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port_id = int(port_id)
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try:
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self.nw.create_port(network_id, dpid, port_id)
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except NetworkNotFound:
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return Response(status=404)
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except PortAlreadyExist:
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return Response(status=409)
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return Response(status=200)
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def update(self, req, network_id, dpid, port_id, **_kwargs):
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dpid = dpid_lib.str_to_dpid(dpid)
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port_id = int(port_id)
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try:
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self.nw.update_port(network_id, dpid, port_id)
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except NetworkNotFound:
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return Response(status=404)
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return Response(status=200)
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def lists(self, req, network_id, **_kwargs):
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try:
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body = json.dumps(self.nw.list_ports(network_id))
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except NetworkNotFound:
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return Response(status=404)
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return Response(content_type='application/json', body=body)
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def delete(self, req, network_id, dpid, port_id, **_kwargs):
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dpid = dpid_lib.str_to_dpid(dpid)
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port_id = int(port_id)
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try:
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self.nw.remove_port(network_id, dpid, port_id)
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except (NetworkNotFound, PortNotFound):
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return Response(status=404)
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return Response(status=200)
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class MacController(ControllerBase):
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def __init__(self, req, link, data, **config):
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super(MacController, self).__init__(req, link, data, **config)
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self.nw = data
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def create(self, _req, network_id, dpid, port_id, mac_addr, **_kwargs):
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dpid = dpid_lib.str_to_dpid(dpid)
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port_id = int(port_id)
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mac_addr = mac_lib.haddr_to_bin(mac_addr)
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try:
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self.nw.create_mac(network_id, dpid, port_id, mac_addr)
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except PortNotFound:
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return Response(status=404)
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except network.MacAddressAlreadyExist:
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return Response(status=409)
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return Response(status=200)
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def update(self, _req, network_id, dpid, port_id, mac_addr, **_kwargs):
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dpid = dpid_lib.str_to_dpid(dpid)
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port_id = int(port_id)
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mac_addr = mac_lib.haddr_to_bin(mac_addr)
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try:
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self.nw.update_mac(network_id, dpid, port_id, mac_addr)
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except PortNotFound:
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return Response(status=404)
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return Response(status=200)
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def lists(self, _req, network_id, dpid, port_id, **_kwargs):
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dpid = dpid_lib.str_to_dpid(dpid)
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port_id = int(port_id)
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try:
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body = json.dumps([mac_lib.haddr_to_str(mac_addr) for mac_addr in
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self.nw.list_mac(dpid, port_id)])
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except PortNotFound:
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return Response(status=404)
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return Response(content_type='application/json', body=body)
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class RestAPI(app_manager.RyuApp):
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_CONTEXTS = {
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'network': network.Network,
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'wsgi': WSGIApplication
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}
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def __init__(self, *args, **kwargs):
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super(RestAPI, self).__init__(*args, **kwargs)
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self.nw = kwargs['network']
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wsgi = kwargs['wsgi']
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mapper = wsgi.mapper
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wsgi.registory['NetworkController'] = self.nw
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route_name = 'networks'
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uri = '/v1.0/networks'
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mapper.connect(route_name, uri,
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controller=NetworkController, action='lists',
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conditions=dict(method=['GET', 'HEAD']))
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uri += '/{network_id}'
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s = mapper.submapper(controller=NetworkController)
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s.connect(route_name, uri, action='create',
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conditions=dict(method=['POST']))
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s.connect(route_name, uri, action='update',
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conditions=dict(method=['PUT']))
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s.connect(route_name, uri, action='delete',
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conditions=dict(method=['DELETE']))
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wsgi.registory['PortController'] = self.nw
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route_name = 'ports'
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mapper.connect(route_name, uri,
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controller=PortController, action='lists',
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conditions=dict(method=['GET']))
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uri += '/{dpid}_{port_id}'
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requirements = {'dpid': dpid_lib.DPID_PATTERN,
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'port_id': app_wsgi.DIGIT_PATTERN}
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s = mapper.submapper(controller=PortController,
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requirements=requirements)
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s.connect(route_name, uri, action='create',
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conditions=dict(method=['POST']))
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s.connect(route_name, uri, action='update',
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conditions=dict(method=['PUT']))
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s.connect(route_name, uri, action='delete',
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conditions=dict(method=['DELETE']))
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wsgi.registory['MacController'] = self.nw
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route_name = 'macs'
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uri += '/macs'
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mapper.connect(route_name, uri,
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controller=MacController, action='lists',
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conditions=dict(method=['GET']),
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requirements=requirements)
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uri += '/{mac_addr}'
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requirements['mac_addr'] = mac_lib.HADDR_PATTERN
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s = mapper.submapper(controller=MacController,
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requirements=requirements)
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s.connect(route_name, uri, action='create',
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conditions=dict(method=['POST']))
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s.connect(route_name, uri, action='update',
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conditions=dict(method=['PUT']))
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