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-rw-r--r--resources/libraries/python/L2Util.py21
1 files changed, 16 insertions, 5 deletions
diff --git a/resources/libraries/python/L2Util.py b/resources/libraries/python/L2Util.py
index 4832ffac1c..566b69bf1c 100644
--- a/resources/libraries/python/L2Util.py
+++ b/resources/libraries/python/L2Util.py
@@ -192,18 +192,20 @@ class L2Util(object):
interface2=sw_iface1)
@staticmethod
- def linux_add_bridge(node, br_name, if_1, if_2):
+ def linux_add_bridge(node, br_name, if_1, if_2, set_up=True):
"""Bridge two interfaces on linux node.
:param node: Node to add bridge on.
:param br_name: Bridge name.
:param if_1: First interface to be added to the bridge.
:param if_2: Second interface to be added to the bridge.
+ :param set_up: Change bridge interface state to up after create bridge.
+ Optional. Default: True.
:type node: dict
:type br_name: str
:type if_1: str
:type if_2: str
-
+ :type set_up: bool
"""
cmd = 'brctl addbr {0}'.format(br_name)
exec_cmd_no_error(node, cmd, sudo=True)
@@ -211,8 +213,9 @@ class L2Util(object):
exec_cmd_no_error(node, cmd, sudo=True)
cmd = 'brctl addif {0} {1}'.format(br_name, if_2)
exec_cmd_no_error(node, cmd, sudo=True)
- cmd = 'ip link set dev {0} up'.format(br_name)
- exec_cmd_no_error(node, cmd, sudo=True)
+ if set_up:
+ cmd = 'ip link set dev {0} up'.format(br_name)
+ exec_cmd_no_error(node, cmd, sudo=True)
@staticmethod
def setup_network_namespace(node, namespace_name, interface_name,
@@ -244,14 +247,22 @@ class L2Util(object):
exec_cmd_no_error(node, cmd, sudo=True)
@staticmethod
- def linux_del_bridge(node, br_name):
+ def linux_del_bridge(node, br_name, set_down=True):
"""Delete bridge from linux node.
:param node: Node to delete bridge from.
:param br_name: Bridge name.
+ :param set_down: Change bridge interface state to down before delbr
+ command. Optional. Default: True.
+ :type node: str
+ :type br_name: str
+ :type set_down: bool
..note:: The network interface corresponding to the bridge must be
down before it can be deleted!
"""
+ if set_down:
+ cmd = 'ip link set dev {0} down'.format(br_name)
+ exec_cmd_no_error(node, cmd, sudo=True)
cmd = 'brctl delbr {0}'.format(br_name)
exec_cmd_no_error(node, cmd, sudo=True)