120 lines
3.9 KiB
Python
120 lines
3.9 KiB
Python
# Copyright (C) 2013 Nippon Telegraph and Telephone Corporation.
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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 os_ken.app.wsgi import ControllerBase
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from os_ken.app.wsgi import Response
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from os_ken.app.wsgi import route
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from os_ken.app.wsgi import WSGIApplication
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from os_ken.base import app_manager
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from os_ken.lib import dpid as dpid_lib
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from os_ken.topology.api import get_switch, get_link, get_host
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# REST API for switch configuration
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#
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# get all the switches
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# GET /v1.0/topology/switches
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#
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# get the switch
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# GET /v1.0/topology/switches/<dpid>
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#
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# get all the links
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# GET /v1.0/topology/links
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#
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# get the links of a switch
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# GET /v1.0/topology/links/<dpid>
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#
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# get all the hosts
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# GET /v1.0/topology/hosts
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#
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# get the hosts of a switch
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# GET /v1.0/topology/hosts/<dpid>
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#
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# where
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# <dpid>: datapath id in 16 hex
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class TopologyAPI(app_manager.OSKenApp):
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_CONTEXTS = {
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'wsgi': WSGIApplication
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}
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def __init__(self, *args, **kwargs):
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super(TopologyAPI, self).__init__(*args, **kwargs)
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wsgi = kwargs['wsgi']
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wsgi.register(TopologyController, {'topology_api_app': self})
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class TopologyController(ControllerBase):
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def __init__(self, req, link, data, **config):
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super(TopologyController, self).__init__(req, link, data, **config)
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self.topology_api_app = data['topology_api_app']
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@route('topology', '/v1.0/topology/switches',
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methods=['GET'])
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def list_switches(self, req, **kwargs):
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return self._switches(req, **kwargs)
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@route('topology', '/v1.0/topology/switches/{dpid}',
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methods=['GET'], requirements={'dpid': dpid_lib.DPID_PATTERN})
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def get_switch(self, req, **kwargs):
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return self._switches(req, **kwargs)
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@route('topology', '/v1.0/topology/links',
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methods=['GET'])
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def list_links(self, req, **kwargs):
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return self._links(req, **kwargs)
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@route('topology', '/v1.0/topology/links/{dpid}',
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methods=['GET'], requirements={'dpid': dpid_lib.DPID_PATTERN})
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def get_links(self, req, **kwargs):
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return self._links(req, **kwargs)
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@route('topology', '/v1.0/topology/hosts',
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methods=['GET'])
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def list_hosts(self, req, **kwargs):
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return self._hosts(req, **kwargs)
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@route('topology', '/v1.0/topology/hosts/{dpid}',
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methods=['GET'], requirements={'dpid': dpid_lib.DPID_PATTERN})
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def get_hosts(self, req, **kwargs):
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return self._hosts(req, **kwargs)
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def _switches(self, req, **kwargs):
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dpid = None
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if 'dpid' in kwargs:
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dpid = dpid_lib.str_to_dpid(kwargs['dpid'])
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switches = get_switch(self.topology_api_app, dpid)
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body = json.dumps([switch.to_dict() for switch in switches])
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return Response(content_type='application/json', body=body)
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def _links(self, req, **kwargs):
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dpid = None
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if 'dpid' in kwargs:
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dpid = dpid_lib.str_to_dpid(kwargs['dpid'])
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links = get_link(self.topology_api_app, dpid)
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body = json.dumps([link.to_dict() for link in links])
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return Response(content_type='application/json', body=body)
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def _hosts(self, req, **kwargs):
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dpid = None
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if 'dpid' in kwargs:
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dpid = dpid_lib.str_to_dpid(kwargs['dpid'])
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hosts = get_host(self.topology_api_app, dpid)
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body = json.dumps([host.to_dict() for host in hosts])
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return Response(content_type='application/json', body=body)
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