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[vsorcdistro/.git] / ryu / build / lib.linux-armv7l-2.7 / ryu / services / protocols / bgp / info_base / vpnv4.py

diff --git a/ryu/build/lib.linux-armv7l-2.7/ryu/services/protocols/bgp/info_base/vpnv4.py b/ryu/build/lib.linux-armv7l-2.7/ryu/services/protocols/bgp/info_base/vpnv4.py
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+# Copyright (C) 2014 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.
+
+"""
+ Defines data types and models required specifically for VPNv4 support.
+"""
+
+import logging
+
+from ryu.lib.packet.bgp import IPAddrPrefix
+from ryu.lib.packet.bgp import RF_IPv4_VPN
+
+from ryu.services.protocols.bgp.info_base.vpn import VpnDest
+from ryu.services.protocols.bgp.info_base.vpn import VpnPath
+from ryu.services.protocols.bgp.info_base.vpn import VpnTable
+
+LOG = logging.getLogger('bgpspeaker.info_base.vpnv4')
+
+
+class Vpnv4Dest(VpnDest):
+    """VPNv4 Destination
+
+    Store IPv4 Paths.
+    """
+    ROUTE_FAMILY = RF_IPv4_VPN
+
+
+class Vpnv4Table(VpnTable):
+    """Global table to store VPNv4 routing information.
+
+    Uses `Vpnv4Dest` to store destination information for each known vpnv4
+    paths.
+    """
+    ROUTE_FAMILY = RF_IPv4_VPN
+    VPN_DEST_CLASS = Vpnv4Dest
+
+
+class Vpnv4Path(VpnPath):
+    """Represents a way of reaching an VPNv4 destination."""
+    ROUTE_FAMILY = RF_IPv4_VPN
+    VRF_PATH_CLASS = None  # defined in init - anti cyclic import hack
+    NLRI_CLASS = IPAddrPrefix
+
+    def __init__(self, *args, **kwargs):
+        super(Vpnv4Path, self).__init__(*args, **kwargs)
+        from ryu.services.protocols.bgp.info_base.vrf4 import Vrf4Path
+        self.VRF_PATH_CLASS = Vrf4Path