more tlvs for bgpls

Signed-off-by: Peng Xiao <xiaoquwl@gmail.com>

yabgp/message/attribute/linkstate/__init__.py

@@ -0,0 +1,27 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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.
+
+from .linkstate import LinkState  # noqa
+from .node.local_router_id import LocalRouterID   # noqa
+from .node.name import NodeName   # noqa
+from .node.isisarea import ISISArea   # noqa
+from .link.admingroup import AdminGroup   # noqa
+from .link.remote_router_id import RemoteRouterID   # noqa
+from .link.max_bw import MaxBandwidth   # noqa
+from .link.max_rsv_bw import MaxResvBandwidth   # noqa
+from .link.unsrv_bw import UnrsvBandwidth    # noqa
+from .link.te_metric import TeMetric   # noqa
+from .link.link_name import LinkName   # noqa
+from .link.igp_metric import IGPMetric   # noqa

yabgp/message/attribute/linkstate/link/__init__.py

@@ -0,0 +1,34 @@
+# #
+#    +-----------+---------------------+--------------+------------------+
+#    |  TLV Code | Description         |  IS-IS TLV   | Reference        |
+#    |   Point   |                     |   /Sub-TLV   | (RFC/Section)    |
+#    +-----------+---------------------+--------------+------------------+
+#    |    1028   | IPv4 Router-ID of   |   134/---    | [RFC5305]/4.3    |
+#    |           | Local Node          |              |                  |
+#    |    1029   | IPv6 Router-ID of   |   140/---    | [RFC6119]/4.1    |
+#    |           | Local Node          |              |                  |
+#    |    1030   | IPv4 Router-ID of   |   134/---    | [RFC5305]/4.3    |
+#    |           | Remote Node         |              |                  |
+#    |    1031   | IPv6 Router-ID of   |   140/---    | [RFC6119]/4.1    |
+#    |           | Remote Node         |              |                  |
+#    |    1088   | Administrative      |     22/3     | [RFC5305]/3.1    |
+#    |           | group (color)       |              |                  |
+#    |    1089   | Maximum link        |     22/9     | [RFC5305]/3.4    |
+#    |           | bandwidth           |              |                  |
+#    |    1090   | Max. reservable     |    22/10     | [RFC5305]/3.5    |
+#    |           | link bandwidth      |              |                  |
+#    |    1091   | Unreserved          |    22/11     | [RFC5305]/3.6    |
+#    |           | bandwidth           |              |                  |
+#    |    1092   | TE Default Metric   |    22/18     | Section 3.3.2.3  |
+#    |    1093   | Link Protection     |    22/20     | [RFC5307]/1.2    |
+#    |           | Type                |              |                  |
+#    |    1094   | MPLS Protocol Mask  |     ---      | Section 3.3.2.2  |
+#    |    1095   | IGP Metric          |     ---      | Section 3.3.2.4  |
+#    |    1096   | Shared Risk Link    |     ---      | Section 3.3.2.5  |
+#    |           | Group               |              |                  |
+#    |    1097   | Opaque Link         |     ---      | Section 3.3.2.6  |
+#    |           | Attribute           |              |                  |
+#    |    1098   | Link Name           |     ---      | Section 3.3.2.7  |
+#    +-----------+---------------------+--------------+------------------+
+
+#                        Table 9: Link Attribute TLVs

yabgp/message/attribute/linkstate/link/admingroup.py

@@ -0,0 +1,33 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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 binascii
+
+from yabgp.tlv import TLV
+from ..linkstate import LinkState
+
+
+@LinkState.register()
+class AdminGroup(TLV):
+    """
+    admin group
+    """
+    TYPE = 1088
+    TYPE_STR = 'admin-group'
+
+    @classmethod
+    def unpack(cls, data):
+
+        return cls(value=int(binascii.b2a_hex(data), 16))

yabgp/message/attribute/linkstate/link/igp_metric.py

@@ -0,0 +1,38 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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 struct
+import binascii
+
+from yabgp.tlv import TLV
+from ..linkstate import LinkState
+
+
+@LinkState.register()
+class IGPMetric(TLV):
+    """
+    IGP Metric
+    """
+    TYPE = 1095
+    TYPE_STR = 'igp-metric'
+
+    @classmethod
+    def unpack(cls, data):
+        if len(data) == 2:
+            return cls(value=struct.unpack('!H', data)[0])
+        elif len(data) == 1:
+            return cls(value=struct.unpack('!B', data)[0])
+        elif len(data) == 3:
+            return cls(value=int(binascii.b2a_hex(data), 16))

yabgp/message/attribute/linkstate/link/link_name.py

@@ -0,0 +1,33 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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 binascii
+
+from yabgp.tlv import TLV
+from ..linkstate import LinkState
+
+
+@LinkState.register()
+class LinkName(TLV):
+    """
+    link name
+    """
+    TYPE = 1098
+    TYPE_STR = 'link-name'
+
+    @classmethod
+    def unpack(cls, data):
+
+        return cls(value=binascii.b2a_uu(data))

yabgp/message/attribute/linkstate/link/max_bw.py

@@ -0,0 +1,33 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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 struct
+
+from yabgp.tlv import TLV
+from ..linkstate import LinkState
+
+
+@LinkState.register()
+class MaxBandwidth(TLV):
+    """
+    max bandwidth
+    """
+    TYPE = 1089
+    TYPE_STR = 'max-bandwidth'
+
+    @classmethod
+    def unpack(cls, data):
+
+        return cls(value=struct.unpack('!f', data)[0])

yabgp/message/attribute/linkstate/link/max_rsv_bw.py

@@ -0,0 +1,33 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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 struct
+
+from yabgp.tlv import TLV
+from ..linkstate import LinkState
+
+
+@LinkState.register()
+class MaxResvBandwidth(TLV):
+    """
+    max reserved bandwidth
+    """
+    TYPE = 1090
+    TYPE_STR = 'max-rsv-bandwidth'
+
+    @classmethod
+    def unpack(cls, data):
+
+        return cls(value=struct.unpack('!f', data)[0])

yabgp/message/attribute/linkstate/link/remote_router_id.py

@@ -0,0 +1,33 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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.
+
+from yabgp.tlv import TLV
+from yabgp.net import IPAddress
+from ..linkstate import LinkState
+
+
+@LinkState.register(_type=1030)
+@LinkState.register(_type=1031)
+class RemoteRouterID(TLV):
+    """
+    remote ipv4 or ipv6 router id
+    """
+    TYPE_STR = 'remote-router-id'
+
+    @classmethod
+    def unpack(cls, data):
+
+        router_id = IPAddress.unpack(data)
+        return cls(value=router_id)

yabgp/message/attribute/linkstate/link/te_metric.py

@@ -0,0 +1,33 @@
+# Copyright 2015-2017 Cisco Systems, Inc.
+# All rights reserved.
+#
+# 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 struct
+
+from yabgp.tlv import TLV
+from ..linkstate import LinkState
+
+
+@LinkState.register()
+class TeMetric(TLV):
+    """
+    TE metric
+    """
+    TYPE = 1092
+    TYPE_STR = 'te-metric'
+
+    @classmethod
+    def unpack(cls, data):
+
+        return cls(value=struct.unpack('!L', data)[0])