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."""
+ # pylint: disable=too-many-arguments
@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):
"""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
+ 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
"""
if use_sw_index:
int_cmd = ('sw_if_index {}'.
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 ''
+
+ 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)
@staticmethod
def add_fib_table(node, network, prefix_len, fib_id, place):
prefix_length=prefix_len,
fib_number=fib_id,
where=place)
+
+ @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)