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-rw-r--r--resources/libraries/python/Tap.py56
1 files changed, 34 insertions, 22 deletions
diff --git a/resources/libraries/python/Tap.py b/resources/libraries/python/Tap.py
index 103eeffd9e..50e065f9b5 100644
--- a/resources/libraries/python/Tap.py
+++ b/resources/libraries/python/Tap.py
@@ -13,16 +13,22 @@
"""Tap utilities library."""
-from ipaddress import ip_address
+from enum import IntEnum
+
from robot.api import logger
from resources.libraries.python.Constants import Constants
-from resources.libraries.python.L2Util import L2Util
from resources.libraries.python.InterfaceUtil import InterfaceUtil
+from resources.libraries.python.L2Util import L2Util
from resources.libraries.python.PapiExecutor import PapiSocketExecutor
from resources.libraries.python.topology import Topology
+class TapFlags(IntEnum):
+ """TAP interface flags."""
+ TAP_FLAG_GSO = 1
+
+
class Tap(object):
"""Tap utilities."""
@@ -44,17 +50,18 @@ class Tap(object):
cmd = 'tap_create_v2'
args = dict(
id=Constants.BITWISE_NON_ZERO,
- use_random_mac=0 if mac else 1,
- mac_address=L2Util.mac_to_bin(mac) if mac else 6 * b'\x00',
- host_namespace=64 * b'\x00',
- host_mac_addr=6 * b'\x00',
- host_if_name_set=1,
- host_if_name=tap_name + (64 - len(tap_name)) * b'\x00',
- host_bridge=64 * b'\x00',
- host_ip4_addr=4 * b'\x00',
- host_ip6_addr=16 * b'\x00',
- host_ip4_gw=4 * b'\x00',
- host_ip6_gw=16 * b'\x00'
+ use_random_mac=False if mac else True,
+ mac_address=L2Util.mac_to_bin(mac) if mac else None,
+ host_mtu_set=False,
+ host_mac_addr_set=False,
+ host_ip4_prefix_set=False,
+ host_ip6_prefix_set=False,
+ host_ip4_gw_set=False,
+ host_ip6_gw_set=False,
+ host_namespace_set=False,
+ host_if_name_set=True,
+ host_bridge_set=False,
+ host_if_name=tap_name,
)
err_msg = 'Failed to create tap interface {tap} on host {host}'.format(
tap=tap_name, host=node['host'])
@@ -120,14 +127,19 @@ class Tap(object):
:returns: Processed tap interface dump.
:rtype: dict
"""
- tap_dump['dev_name'] = tap_dump['dev_name'].rstrip('\x00')
- tap_dump['host_if_name'] = tap_dump['host_if_name'].rstrip('\x00')
- tap_dump['host_namespace'] = \
- tap_dump['host_namespace'].rstrip('\x00')
- tap_dump['host_mac_addr'] = \
- L2Util.bin_to_mac(tap_dump['host_mac_addr'])
- tap_dump['host_ip4_addr'] = ip_address(tap_dump['host_ip4_addr'])
- tap_dump['host_ip6_addr'] = ip_address(tap_dump['host_ip6_addr'])
+ tap_dump['host_mac_addr'] = str(tap_dump['host_mac_addr'])
+ tap_dump['host_ip4_prefix'] = str(tap_dump['host_ip4_prefix'])
+ tap_dump['host_ip6_prefix'] = str(tap_dump['host_ip6_prefix'])
+ tap_dump['tap_flags'] = tap_dump['tap_flags'].value \
+ if hasattr(tap_dump['tap_flags'], 'value') \
+ else int(tap_dump['tap_flags'])
+ tap_dump['host_namespace'] = None \
+ if tap_dump['host_namespace'] == '(nil)' \
+ else tap_dump['host_namespace']
+ tap_dump['host_bridge'] = None \
+ if tap_dump['host_bridge'] == '(nil)' \
+ else tap_dump['host_bridge']
+
return tap_dump
cmd = 'sw_interface_tap_v2_dump'
@@ -140,7 +152,7 @@ class Tap(object):
for dump in details:
if name is None:
data.append(process_tap_dump(dump))
- elif dump.get('host_if_name').rstrip('\x00') == name:
+ elif dump.get('host_if_name') == name:
data = process_tap_dump(dump)
break