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selftests: tc-testing: leverage -all in suite ns teardown

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Instead of listing lingering ns pinned files and delete them one by one, leverage '-all'
from iproute2 to do it in a single process fork.

Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Link: https://lore.kernel.org/r/20231117171208.2066136-5-pctammela@mojatatu.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Pedro Tammela 2023-11-17 14:12:06 -03:00 committed by Jakub Kicinski
parent 3d5026fc5a
commit 3f2d94a4ff
1 changed files with 4 additions and 5 deletions
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9
tools/testing/selftests/tc-testing/plugin-lib/nsPlugin.py
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@ -74,13 +74,12 @@ class SubPlugin(TdcPlugin):
print('{}.post_suite'.format(self.sub_class))
# Make sure we don't leak resources
for f in os.listdir('/run/netns/'):
cmd = self._replace_keywords("$IP netns del {}".format(f))
cmd = "$IP -a netns del"
if self.args.verbose > 3:
print('_exec_cmd: command "{}"'.format(cmd))
if self.args.verbose > 3:
print('_exec_cmd: command "{}"'.format(cmd))
subprocess.run(cmd, shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
subprocess.run(cmd, shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
def adjust_command(self, stage, command):
super().adjust_command(stage, command)