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-rw-r--r--resources/libraries/python/SRv6.py287
-rw-r--r--resources/templates/vat/srv6/sr_localsid_add.vat1
-rw-r--r--resources/templates/vat/srv6/sr_localsid_del.vat1
-rw-r--r--resources/templates/vat/srv6/sr_localsids_show.vat1
-rw-r--r--resources/templates/vat/srv6/sr_policies_show.vat1
-rw-r--r--resources/templates/vat/srv6/sr_policy_add.vat1
-rw-r--r--resources/templates/vat/srv6/sr_policy_del.vat1
-rw-r--r--resources/templates/vat/srv6/sr_steer_add_del.vat1
-rw-r--r--resources/templates/vat/srv6/sr_steer_policies_show.vat1
9 files changed, 295 insertions, 0 deletions
diff --git a/resources/libraries/python/SRv6.py b/resources/libraries/python/SRv6.py
new file mode 100644
index 0000000000..a22bb5e832
--- /dev/null
+++ b/resources/libraries/python/SRv6.py
@@ -0,0 +1,287 @@
+# Copyright (c) 2017 Cisco and/or its affiliates.
+# 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.
+
+"""Segment Routing over IPv6 dataplane utilities library."""
+
+from enum import Enum
+
+from resources.libraries.python.VatExecutor import VatTerminal
+from resources.libraries.python.VatJsonUtil import VatJsonUtil
+from resources.libraries.python.topology import Topology
+
+
+class SRv6Behaviour(Enum):
+ """Defines SRv6 endpoint functions implemented in VPP."""
+ # Endpoint function
+ END = 'end'
+ # Endpoint function with Layer-3 cross-connect
+ END_X = 'end.x'
+ # Endpoint with decapsulation and Layer-2 cross-connect
+ END_DX2 = 'end.dx2'
+ # Endpoint with decapsulation and IPv4 cross-connect
+ END_DX4 = 'end.dx4'
+ # Endpoint with decapsulation and IPv4 table lookup
+ END_DT4 = 'end.dt4'
+ # Endpoint with decapsulation and IPv6 cross-connect
+ END_DX6 = 'end.dx6'
+ # Endpoint with decapsulation and IPv6 table lookup
+ END_DT6 = 'end.dt6'
+
+
+class SRv6(object):
+ """SRv6 class."""
+
+ def __init__(self):
+ pass
+
+ @staticmethod
+ def configure_sr_localsid(node, local_sid, behavior, interface=None,
+ next_hop=None, fib_table=None):
+ """Create SRv6 LocalSID and binds it to a particular behaviour on
+ the given node.
+
+ :param node: Given node to create localSID on.
+ :param local_sid: LocalSID IPv6 address.
+ :param behavior: SRv6 LocalSID function.
+ :param interface: Interface name (Optional, required for
+ L2/L3 xconnects).
+ :param next_hop: Next hop IPv4/IPv6 address (Optional, required for L3
+ xconnects).
+ :param fib_table: FIB table for IPv4/IPv6 lookup (Optional, required for
+ L3 routing).
+ :type node: dict
+ :type local_sid: str
+ :type behavior: str
+ :type interface: str
+ :type next_hop: int
+ :type fib_table: str
+ :raises ValueError: If unsupported SRv6 LocalSID function used or
+ required parameter is missing.
+ """
+ if behavior == SRv6Behaviour.END:
+ params = ''
+ elif behavior in [SRv6Behaviour.END_X, SRv6Behaviour.END_DX4,
+ SRv6Behaviour.END_DX6]:
+ if interface is None or next_hop is None:
+ raise ValueError('Required data missing.\ninterface:{0}\n'
+ 'next_hop:{1}'.format(interface, next_hop))
+ interface_name = Topology.get_interface_name(node, interface)
+ params = '{0} {1}'.format(interface_name, next_hop)
+ elif behavior == SRv6Behaviour.END_DX2:
+ if interface is None:
+ raise ValueError('Required data missing.\ninterface:{0}\n'.
+ format(interface))
+ params = '{0}'.format(interface)
+ elif behavior in [SRv6Behaviour.END_DT4, SRv6Behaviour.END_DT6]:
+ if fib_table is None:
+ raise ValueError('Required data missing.\nfib_table:{0}\n'.
+ format(fib_table))
+ params = '{0}'.format(fib_table)
+ else:
+ raise ValueError('Unsupported SRv6 LocalSID function: {0}'.
+ format(behavior))
+
+ with VatTerminal(node) as vat:
+ resp = vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_localsid_add.vat', local_sid=local_sid,
+ behavior=behavior, params=params)
+
+ VatJsonUtil.verify_vat_retval(
+ resp[0],
+ err_msg='Create SRv6 LocalSID {0} failed on node {1}'.format(
+ local_sid, node['host']))
+
+ @staticmethod
+ def delete_sr_localsid(node, local_sid):
+ """Delete SRv6 LocalSID on the given node.
+
+ :param node: Given node to delete localSID on.
+ :param local_sid: LocalSID IPv6 address.
+ :type node: dict
+ :type local_sid: str
+ """
+ with VatTerminal(node) as vat:
+ resp = vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_localsid_del.vat', local_sid=local_sid)
+
+ VatJsonUtil.verify_vat_retval(
+ resp[0],
+ err_msg='Delete SRv6 LocalSID {0} failed on node {1}'.format(
+ local_sid, node['host']))
+
+ @staticmethod
+ def show_sr_localsids(node):
+ """Show SRv6 LocalSIDs on the given node.
+
+ :param node: Given node to show localSIDs on.
+ :type node: dict
+ """
+ with VatTerminal(node) as vat:
+ vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_localsids_show.vat')
+
+ @staticmethod
+ def configure_sr_policy(node, bsid, sid_list, mode='encap'):
+ """Create SRv6 policy on the given node.
+
+ :param node: Given node to create SRv6 policy on.
+ :param bsid: BindingSID - local SID IPv6 address.
+ :param sid_list: SID list.
+ :param mode: Encapsulation / insertion mode.
+ :type node: dict
+ :type bsid: str
+ :type sid_list: list
+ :type mode: str
+ """
+ sid_conf = 'next ' + ' next '.join(sid_list)
+
+ with VatTerminal(node) as vat:
+ resp = vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_policy_add.vat', bsid=bsid,
+ sid_conf=sid_conf, mode=mode)
+
+ VatJsonUtil.verify_vat_retval(
+ resp[0],
+ err_msg='Create SRv6 policy for BindingSID {0} failed on node '
+ '{1}'.format(bsid, node['host']))
+
+ @staticmethod
+ def delete_sr_policy(node, bsid):
+ """Delete SRv6 policy on the given node.
+
+ :param node: Given node to delete SRv6 policy on.
+ :param bsid: BindingSID IPv6 address.
+ :type node: dict
+ :type bsid: str
+ """
+ with VatTerminal(node) as vat:
+ resp = vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_policy_del.vat', bsid=bsid)
+
+ VatJsonUtil.verify_vat_retval(
+ resp[0],
+ err_msg='Delete SRv6 policy for BindingSID {0} failed on node '
+ '{1}'.format(bsid, node['host']))
+
+ @staticmethod
+ def show_sr_policies(node):
+ """Show SRv6 policies on the given node.
+
+ :param node: Given node to show SRv6 policies on.
+ :type node: dict
+ """
+ with VatTerminal(node, json_param=False) as vat:
+ vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_policies_show.vat')
+
+ @staticmethod
+ def configure_sr_steer(node, mode, bsid, interface=None, ip_addr=None,
+ mask=None):
+ """Create SRv6 steering policy on the given node.
+
+ :param node: Given node to create steering policy on.
+ :param mode: Mode of operation - L2 or L3.
+ :param bsid: BindingSID - local SID IPv6 address.
+ :param interface: Interface name (Optional, required in case of
+ L2 mode).
+ :param ip_addr: IPv4/IPv6 address (Optional, required in case of L3
+ mode).
+ :param mask: IP address mask (Optional, required in case of L3 mode).
+ :type node: dict
+ :type mode: str
+ :type bsid: str
+ :type interface: str
+ :type ip_addr: int
+ :type mask: int
+ :raises ValueError: If unsupported mode used or required parameter
+ is missing.
+ """
+ if mode == 'l2':
+ if interface is None:
+ raise ValueError('Required data missing.\ninterface:{0}\n'.
+ format(interface))
+ interface_name = Topology.get_interface_name(node, interface)
+ params = 'l2 {0}'.format(interface_name)
+ elif mode == 'l3':
+ if ip_addr is None or mask is None:
+ raise ValueError('Required data missing.\nIP address:{0}\n'
+ 'mask:{1}'.format(ip_addr, mask))
+ params = '{0}/{1}'.format(ip_addr, mask)
+ else:
+ raise ValueError('Unsupported mode: {0}'.format(mode))
+
+ with VatTerminal(node) as vat:
+ resp = vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_steer_add_del.vat', params=params, bsid=bsid)
+
+ VatJsonUtil.verify_vat_retval(
+ resp[0],
+ err_msg='Create SRv6 steering policy for BindingSID {0} failed on '
+ 'node {1}'.format(bsid, node['host']))
+
+ @staticmethod
+ def delete_sr_steer(node, mode, bsid, interface=None, ip_addr=None,
+ mask=None):
+ """Delete SRv6 steering policy on the given node.
+
+ :param node: Given node to delete steering policy on.
+ :param mode: Mode of operation - L2 or L3.
+ :param bsid: BindingSID - local SID IPv6 address.
+ :param interface: Interface name (Optional, required in case of
+ L2 mode).
+ :param ip_addr: IPv4/IPv6 address (Optional, required in case of L3
+ mode).
+ :param mask: IP address mask (Optional, required in case of L3 mode).
+ :type node: dict
+ :type mode: str
+ :type bsid: str
+ :type interface: str
+ :type ip_addr: int
+ :type mask: int
+ :raises ValueError: If unsupported mode used or required parameter
+ is missing.
+ """
+ params = 'del'
+ if mode == 'l2':
+ if interface is None:
+ raise ValueError('Required data missing.\ninterface:{0}\n'.
+ format(interface))
+ interface_name = Topology.get_interface_name(node, interface)
+ params += 'l2 {0}'.format(interface_name)
+ elif mode == 'l3':
+ if ip_addr is None or mask is None:
+ raise ValueError('Required data missing.\nIP address:{0}\n'
+ 'mask:{1}'.format(ip_addr, mask))
+ params += '{0}/{1}'.format(ip_addr, mask)
+ else:
+ raise ValueError('Unsupported mode: {0}'.format(mode))
+
+ with VatTerminal(node) as vat:
+ resp = vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_steer_add_del.vat', params=params, bsid=bsid)
+
+ VatJsonUtil.verify_vat_retval(
+ resp[0],
+ err_msg='Delete SRv6 policy for bsid {0} failed on node {1}'.format(
+ bsid, node['host']))
+
+ @staticmethod
+ def show_sr_steering_policies(node):
+ """Show SRv6 steering policies on the given node.
+
+ :param node: Given node to show SRv6 steering policies on.
+ :type node: dict
+ """
+ with VatTerminal(node, json_param=False) as vat:
+ vat.vat_terminal_exec_cmd_from_template(
+ 'srv6/sr_steer_policies_show.vat')
diff --git a/resources/templates/vat/srv6/sr_localsid_add.vat b/resources/templates/vat/srv6/sr_localsid_add.vat
new file mode 100644
index 0000000000..1b43ad4409
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_localsid_add.vat
@@ -0,0 +1 @@
+exec sr localsid address {local_sid} behavior {behavior} {params} \ No newline at end of file
diff --git a/resources/templates/vat/srv6/sr_localsid_del.vat b/resources/templates/vat/srv6/sr_localsid_del.vat
new file mode 100644
index 0000000000..0adf4a19fb
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_localsid_del.vat
@@ -0,0 +1 @@
+exec sr localsid del address {local_sid} \ No newline at end of file
diff --git a/resources/templates/vat/srv6/sr_localsids_show.vat b/resources/templates/vat/srv6/sr_localsids_show.vat
new file mode 100644
index 0000000000..8ab09381cc
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_localsids_show.vat
@@ -0,0 +1 @@
+exec show sr localsids \ No newline at end of file
diff --git a/resources/templates/vat/srv6/sr_policies_show.vat b/resources/templates/vat/srv6/sr_policies_show.vat
new file mode 100644
index 0000000000..ead5a29f46
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_policies_show.vat
@@ -0,0 +1 @@
+exec show sr policies \ No newline at end of file
diff --git a/resources/templates/vat/srv6/sr_policy_add.vat b/resources/templates/vat/srv6/sr_policy_add.vat
new file mode 100644
index 0000000000..befec9f371
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_policy_add.vat
@@ -0,0 +1 @@
+exec sr policy add bsid {bsid} {sid_conf} {mode} \ No newline at end of file
diff --git a/resources/templates/vat/srv6/sr_policy_del.vat b/resources/templates/vat/srv6/sr_policy_del.vat
new file mode 100644
index 0000000000..a1aaff038d
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_policy_del.vat
@@ -0,0 +1 @@
+exec sr policy del bsid {bsid} \ No newline at end of file
diff --git a/resources/templates/vat/srv6/sr_steer_add_del.vat b/resources/templates/vat/srv6/sr_steer_add_del.vat
new file mode 100644
index 0000000000..19591f7523
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_steer_add_del.vat
@@ -0,0 +1 @@
+exec sr steer {params} via sr policy bsid {bsid} \ No newline at end of file
diff --git a/resources/templates/vat/srv6/sr_steer_policies_show.vat b/resources/templates/vat/srv6/sr_steer_policies_show.vat
new file mode 100644
index 0000000000..af4f783082
--- /dev/null
+++ b/resources/templates/vat/srv6/sr_steer_policies_show.vat
@@ -0,0 +1 @@
+exec show sr steering policies \ No newline at end of file