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[vsorcdistro/.git] / ryu / build / lib.linux-armv7l-2.7 / ryu / app / rest_topology.py

diff --git a/ryu/build/lib.linux-armv7l-2.7/ryu/app/rest_topology.py b/ryu/build/lib.linux-armv7l-2.7/ryu/app/rest_topology.py
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+# Copyright (C) 2013 Nippon Telegraph and Telephone Corporation.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License 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.
+
+import json
+
+from ryu.app.wsgi import ControllerBase
+from ryu.app.wsgi import Response
+from ryu.app.wsgi import route
+from ryu.app.wsgi import WSGIApplication
+from ryu.base import app_manager
+from ryu.lib import dpid as dpid_lib
+from ryu.topology.api import get_switch, get_link, get_host
+
+# REST API for switch configuration
+#
+# get all the switches
+# GET /v1.0/topology/switches
+#
+# get the switch
+# GET /v1.0/topology/switches/<dpid>
+#
+# get all the links
+# GET /v1.0/topology/links
+#
+# get the links of a switch
+# GET /v1.0/topology/links/<dpid>
+#
+# get all the hosts
+# GET /v1.0/topology/hosts
+#
+# get the hosts of a switch
+# GET /v1.0/topology/hosts/<dpid>
+#
+# where
+# <dpid>: datapath id in 16 hex
+
+
+class TopologyAPI(app_manager.RyuApp):
+    _CONTEXTS = {
+        'wsgi': WSGIApplication
+    }
+
+    def __init__(self, *args, **kwargs):
+        super(TopologyAPI, self).__init__(*args, **kwargs)
+
+        wsgi = kwargs['wsgi']
+        wsgi.register(TopologyController, {'topology_api_app': self})
+
+
+class TopologyController(ControllerBase):
+    def __init__(self, req, link, data, **config):
+        super(TopologyController, self).__init__(req, link, data, **config)
+        self.topology_api_app = data['topology_api_app']
+
+    @route('topology', '/v1.0/topology/switches',
+           methods=['GET'])
+    def list_switches(self, req, **kwargs):
+        return self._switches(req, **kwargs)
+
+    @route('topology', '/v1.0/topology/switches/{dpid}',
+           methods=['GET'], requirements={'dpid': dpid_lib.DPID_PATTERN})
+    def get_switch(self, req, **kwargs):
+        return self._switches(req, **kwargs)
+
+    @route('topology', '/v1.0/topology/links',
+           methods=['GET'])
+    def list_links(self, req, **kwargs):
+        return self._links(req, **kwargs)
+
+    @route('topology', '/v1.0/topology/links/{dpid}',
+           methods=['GET'], requirements={'dpid': dpid_lib.DPID_PATTERN})
+    def get_links(self, req, **kwargs):
+        return self._links(req, **kwargs)
+
+    @route('topology', '/v1.0/topology/hosts',
+           methods=['GET'])
+    def list_hosts(self, req, **kwargs):
+        return self._hosts(req, **kwargs)
+
+    @route('topology', '/v1.0/topology/hosts/{dpid}',
+           methods=['GET'], requirements={'dpid': dpid_lib.DPID_PATTERN})
+    def get_hosts(self, req, **kwargs):
+        return self._hosts(req, **kwargs)
+
+    def _switches(self, req, **kwargs):
+        dpid = None
+        if 'dpid' in kwargs:
+            dpid = dpid_lib.str_to_dpid(kwargs['dpid'])
+        switches = get_switch(self.topology_api_app, dpid)
+        body = json.dumps([switch.to_dict() for switch in switches])
+        return Response(content_type='application/json', body=body)
+
+    def _links(self, req, **kwargs):
+        dpid = None
+        if 'dpid' in kwargs:
+            dpid = dpid_lib.str_to_dpid(kwargs['dpid'])
+        links = get_link(self.topology_api_app, dpid)
+        body = json.dumps([link.to_dict() for link in links])
+        return Response(content_type='application/json', body=body)
+
+    def _hosts(self, req, **kwargs):
+        dpid = None
+        if 'dpid' in kwargs:
+            dpid = dpid_lib.str_to_dpid(kwargs['dpid'])
+        hosts = get_host(self.topology_api_app, dpid)
+        body = json.dumps([host.to_dict() for host in hosts])
+        return Response(content_type='application/json', body=body)