rest/quantum: quantum iface REST API

Quantum teach ryu the relation iface-id and network_id

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

1 files changed, 127 insertions, 0 deletions

diff --git a/ryu/app/rest_quantum.py b/ryu/app/rest_quantum.py
new file mode 100644
index 00000000..da75701d
--- /dev/null
+++ b/ryu/app/rest_quantum.py
@@ -0,0 +1,127 @@
+# Copyright (C) 2012 Nippon Telegraph and Telephone Corporation.
+# Copyright (C) 2012 Isaku Yamahata <yamahata at private email ne jp>
+#
+# 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 webob import Response
+
+from ryu.base import app_manager
+from ryu.app.wsgi import (ControllerBase,
+                          WSGIApplication)
+from ryu.lib import quantum_ifaces
+
+# REST API for openstack quantum
+# get the list of iface-ids
+# GET /v1.0/quantum/ports/
+#
+# register the iface_id
+# POST /v1.0/quantum/ports/{iface_id}
+#
+# unregister iface_id
+# DELETE /v1.0/quantum/ports/{iface_id}
+#
+# associate netowrk_id with iface_id
+# GET /v1.0/quantum/ports/{iface_id}/network_id
+#
+# associate netowrk_id with iface_id
+# POST /v1.0/quantum/ports/{iface_id}/network_id/{network_id}
+#
+# update netowrk_id with iface_id
+# PUT /v1.0/quantum/ports/{iface_id}/network_id/{network_id}
+
+
+class QuantumController(ControllerBase):
+    def __init__(self, req, link, data, **config):
+        super(QuantumController, self).__init__(req, link, data, **config)
+        self.ifaces = data
+
+    def list_ifaces(self, _req, **_kwargs):
+        body = json.dumps(self.ifaces.keys())
+        return Response(content_type='application/json', body=body)
+
+    def delete_iface(self, _req, iface_id, **_kwargs):
+        self.ifaces.unregister(iface_id)
+        return Response(status=200)
+
+    def list_keys(self, _req, iface_id, **_kwargs):
+        try:
+            keys = self.ifaces.list_keys(iface_id)
+        except KeyError:
+            return Response(status=404)
+        body = json.dumps(keys)
+        return Response(content_type='application/json', body=body)
+
+    def get_key(self, _req, iface_id, key, **_kwargs):
+        try:
+            value = self.ifaces.get_key(iface_id, key)
+        except KeyError:
+            return Response(status=404)
+        body = json.dumps(value)
+        return Response(content_type='application/json', body=body)
+
+    def create_value(self, _req, iface_id, key, value, **_kwargs):
+        try:
+            self.ifaces.set_key(iface_id, key, value)
+        except ValueError:
+            return Response(status=404)
+        return Response(status=200)
+
+    def update_value(self, _req, iface_id, key, value, **_kwargs):
+        try:
+            self.ifaces.update_key(iface_id, key, value)
+        except ValueError:
+            return Response(status=404)
+        return Response(status=200)
+
+
+class QuantumIfaceAPI(app_manager.RyuApp):
+    _CONTEXTS = {
+        'quantum_ifaces': quantum_ifaces.QuantumIfaces,
+        'wsgi': WSGIApplication,
+    }
+
+    def __init__(self, *args, **kwargs):
+        super(QuantumIfaceAPI, self).__init__(*args, **kwargs)
+        self.ifaces = kwargs['quantum_ifaces']
+        wsgi = kwargs['wsgi']
+        mapper = wsgi.mapper
+
+        controller = QuantumController
+        wsgi.registory[controller.__name__] = self.ifaces
+        route_name = 'quantum_ifaces'
+        uri = '/v1.0/quantum'
+
+        ports_uri = uri + '/ports'
+        s = mapper.submapper(controller=controller)
+        s.connect(route_name, ports_uri, action='list_ifaces',
+                  conditions=dict(method=['GET', 'HEAD']))
+
+        iface_uri = ports_uri + '/{iface_id}'
+        s.connect(route_name, iface_uri, action='delete_iface',
+                  conditions=dict(method=['DELETE']))
+
+        keys_uri = iface_uri + '/keys'
+        s.connect(route_name, keys_uri, action='list_keys',
+                  conditions=dict(method=['GET', 'HEAD']))
+
+        key_uri = keys_uri + '/{key}'
+        s.connect(route_name, key_uri, action='get_key',
+                  conditions=dict(method=['GET', 'HEAD']))
+
+        value_uri = keys_uri + '/{key}/{value}'
+        s.connect(route_name, value_uri, action='create_value',
+                  conditions=dict(method=['POST']))
+        s.connect(route_name, value_uri, action='update_value',
+                  conditions=dict(method=['PUT']))