from resources.libraries.python.topology import Topology
-class Cop(object):
+class Cop:
"""COP utilities."""
@staticmethod
- def cop_add_whitelist_entry(node, interface, ip_format, fib_id,
- default_cop=0):
+ def cop_add_whitelist_entry(
+ node, interface, ip_version, fib_id, default_cop=0):
"""Add cop whitelisted entry.
:param node: Node to add COP whitelist on.
:param interface: Interface of the node where the COP is added.
- :param ip_format: IP format : ip4 or ip6 are valid formats.
+ :param ip_version: IP version. 'ip4' and 'ip6' are valid values.
:param fib_id: Specify the fib table ID.
- :param default_cop: 1 => enable non-ip4, non-ip6 filtration.
+ :param default_cop: 1 => enable non-ip4, non-ip6 filtration,
+ 0 => disable it.
:type node: dict
:type interface: str
- :type ip_format: str
+ :type ip_version: str
:type fib_id: int
:type default_cop: int
+ :raises ValueError: If parameter 'ip_version' has incorrect value.
"""
- if ip_format not in ('ip4', 'ip6'):
- raise ValueError("Ip not in correct format!")
- ip4 = ip6 = 0
- if ip_format == 'ip4':
- ip4 = 1
- else:
- ip6 = 1
- sw_if_index = Topology.get_interface_sw_index(node, interface)
- cmd = 'cop_whitelist_enable_disable'
- err_msg = 'Failed to add COP whitelist on ifc {ifc}'\
- .format(ifc=interface)
- args_in = dict(
- sw_if_index=int(sw_if_index),
+ if ip_version not in (u"ip4", u"ip6"):
+ raise ValueError(u"IP version is not in correct format")
+
+ cmd = u"cop_whitelist_enable_disable"
+ err_msg = f"Failed to add COP whitelist on interface {interface} " \
+ f"on host {node[u'host']}"
+ args = dict(
+ sw_if_index=Topology.get_interface_sw_index(node, interface),
fib_id=int(fib_id),
- ip4=ip4,
- ip6=ip6,
+ ip4=bool(ip_version == u"ip4"),
+ ip6=bool(ip_version == u"ip6"),
default_cop=default_cop
)
with PapiSocketExecutor(node) as papi_exec:
- papi_exec.add(cmd, **args_in).get_reply(err_msg)
+ papi_exec.add(cmd, **args).get_reply(err_msg)
@staticmethod
def cop_interface_enable_or_disable(node, interface, state):
:param node: Node to add COP whitelist on.
:param interface: Interface of the node where the COP is added.
- :param state: disable/enable COP on the interface.
+ :param state: Enable or disable COP on the interface.
:type node: dict
:type interface: str
:type state: str
+ :raises ValueError: If parameter 'state' has incorrect value.
"""
state = state.lower()
- if state in ('enable', 'disable'):
- if state == 'enable':
- enable_disable = 1
- else:
- enable_disable = 0
- sw_if_index = Topology.get_interface_sw_index(node, interface)
- cmd = 'cop_interface_enable_disable'
- err_msg = 'Failed to enable or disable on {ifc}'\
- .format(ifc=interface)
-
- args_in = dict(
- sw_if_index=int(sw_if_index),
- enable_disable=enable_disable
- )
+ if state in (u"enable", u"disable"):
+ enable = bool(state == u"enable")
+ else:
+ raise ValueError(u"Possible state values are 'enable' or 'disable'")
- with PapiSocketExecutor(node) as papi_exec:
- papi_exec.add(cmd, **args_in).get_reply(err_msg)
+ cmd = u"cop_interface_enable_disable"
+ err_msg = f"Failed to enable/disable COP on interface {interface} " \
+ f"on host {node[u'host']}"
+ args = dict(
+ sw_if_index=Topology.get_interface_sw_index(node, interface),
+ enable_disable=enable
+ )
- else:
- raise ValueError(
- "Possible values are 'enable' or 'disable'!"
- )
+ with PapiSocketExecutor(node) as papi_exec:
+ papi_exec.add(cmd, **args).get_reply(err_msg)