-# Copyright (c) 2016 Cisco and/or its affiliates.
+# Copyright (c) 2018 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:
from resources.libraries.python.VatExecutor import VatTerminal
from resources.libraries.python.topology import Topology
+from resources.libraries.python.ssh import exec_cmd_no_error
class Routing(object):
"""Routing utilities."""
@staticmethod
- def vpp_route_add(node, network, prefix_len, gateway=None, interface=None,
- use_sw_index=True, resolve_attempts=10):
+ def vpp_route_add(node, network, prefix_len, gateway=None,
+ interface=None, use_sw_index=True, resolve_attempts=10,
+ count=1, vrf=None, lookup_vrf=None, multipath=False,
+ weight=None, local=False):
"""Add route to the VPP node.
:param node: Node to add route on.
:param prefix_len: Route destination network prefix length.
:param gateway: Route gateway address.
:param interface: Route interface.
+ :param vrf: VRF table ID (Optional).
:param use_sw_index: Use sw_if_index in VAT command.
:param resolve_attempts: Resolve attempts IP route add parameter.
- If None, then is not used.
+ :param count: number of IP addresses to add starting from network IP
+ :param local: The route is local
+ with same prefix (increment is 1). If None, then is not used.
+ :param lookup_vrf: VRF table ID for lookup.
+ :param multipath: Enable multipath routing.
+ :param weight: Weight value for unequal cost multipath routing.
:type node: dict
:type network: str
:type prefix_len: int
:type interface: str
:type use_sw_index: bool
:type resolve_attempts: int
+ :type count: int
+ :type vrf: int
+ :type lookup_vrf: int
+ :type multipath: bool
+ :type weight: int
+ :type local: bool
"""
- if use_sw_index:
- int_cmd = ('sw_if_index {}'.
- format(Topology.get_interface_sw_index(node, interface)))
+ if interface:
+ if use_sw_index:
+ int_cmd = ('sw_if_index {}'.
+ format(Topology.get_interface_sw_index(node,
+ interface)))
+ else:
+ int_cmd = interface
else:
- int_cmd = interface
+ int_cmd = ''
rap = 'resolve-attempts {}'.format(resolve_attempts) \
if resolve_attempts else ''
via = 'via {}'.format(gateway) if gateway else ''
- with VatTerminal(node) as vat:
+ cnt = 'count {}'.format(count) \
+ if count else ''
+
+ vrf = 'vrf {}'.format(vrf) if vrf else ''
+
+ lookup_vrf = 'lookup-in-vrf {}'.format(lookup_vrf) if lookup_vrf else ''
+
+ multipath = 'multipath' if multipath else ''
+
+ weight = 'weight {}'.format(weight) if weight else ''
+
+ local = 'local' if local else ''
+
+ with VatTerminal(node, json_param=False) as vat:
vat.vat_terminal_exec_cmd_from_template('add_route.vat',
network=network,
prefix_length=prefix_len,
via=via,
+ vrf=vrf,
interface=int_cmd,
- resolve_attempts=rap)
+ resolve_attempts=rap,
+ count=cnt,
+ lookup_vrf=lookup_vrf,
+ multipath=multipath,
+ weight=weight,
+ local=local)
@staticmethod
- def add_fib_table(node, network, prefix_len, fib_id, place):
+ def add_fib_table(node, table_id, ipv6=False):
"""Create new FIB table according to ID.
:param node: Node to add FIB on.
- :param network: IP address to add to the FIB table.
- :param prefix_len: IP address prefix length.
- :param fib_id: FIB table ID.
- :param place: Possible variants are local, drop.
+ :param table_id: FIB table ID.
+ :param ipv6: Is this an IPv6 table
:type node: dict
- :type network: str
- :type prefix_len: int
- :type fib_id: int
- :type place: str
+ :type table_id: int
+ :type ipv6: bool
"""
with VatTerminal(node) as vat:
vat.vat_terminal_exec_cmd_from_template('add_fib_table.vat',
- network=network,
- prefix_length=prefix_len,
- fib_number=fib_id,
- where=place)
+ table_id=table_id,
+ ipv6="ipv6" if ipv6 else "")
+
+ @staticmethod
+ def add_route(node, ip_addr, prefix, gateway, namespace=None):
+ """Add route in namespace.
+
+ :param node: Node where to execute command.
+ :param ip_addr: Route destination IP address.
+ :param prefix: IP prefix.
+ :param namespace: Execute command in namespace. Optional.
+ :param gateway: Gateway address.
+ :type node: dict
+ :type ip_addr: str
+ :type prefix: int
+ :type gateway: str
+ :type namespace: str
+ """
+ if namespace is not None:
+ cmd = 'ip netns exec {} ip route add {}/{} via {}'.format(
+ namespace, ip_addr, prefix, gateway)
+ else:
+ cmd = 'ip route add {}/{} via {}'.format(ip_addr, prefix, gateway)
+ exec_cmd_no_error(node, cmd, sudo=True)