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Fix firewall setup/teardown failure on xtable lock

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This commit is contained in:
Patrick Huesmann 2021-03-18 09:41:21 +01:00
parent 014a268b99
commit 5e177d81bc
1 changed files with 3 additions and 3 deletions
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6
sshuttle/linux.py
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@ -17,7 +17,7 @@ def ipt_chain_exists(family, table, name):
cmd = 'iptables'
else:
raise Exception('Unsupported family "%s"' % family_to_string(family))
argv = [cmd, '-t', table, '-nL']
argv = [cmd, '-w', '-t', table, '-nL']
try:
output = ssubprocess.check_output(argv, env=get_env())
for line in output.decode('ASCII').split('\n'):
@ -29,9 +29,9 @@ def ipt_chain_exists(family, table, name):
def ipt(family, table, *args):
if family == socket.AF_INET6:
argv = ['ip6tables', '-t', table] + list(args)
argv = ['ip6tables', '-w', '-t', table] + list(args)
elif family == socket.AF_INET:
argv = ['iptables', '-t', table] + list(args)
argv = ['iptables', '-w', '-t', table] + list(args)
else:
raise Exception('Unsupported family "%s"' % family_to_string(family))
debug1('%s' % ' '.join(argv))