When picking TCP ports to use, avoid all below 10k. This should lower the chance of collision or running afoul whatever random policies may be on the host.
Reviewed-by: Willem de Bruijn willemb@google.com Signed-off-by: Jakub Kicinski kuba@kernel.org --- tools/testing/selftests/net/lib/py/utils.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/net/lib/py/utils.py b/tools/testing/selftests/net/lib/py/utils.py index 4930a90a64ea..b57d467afd0f 100644 --- a/tools/testing/selftests/net/lib/py/utils.py +++ b/tools/testing/selftests/net/lib/py/utils.py @@ -77,7 +77,7 @@ import time """ Get unprivileged port, for now just random, one day we may decide to check if used. """ - return random.randint(1024, 65535) + return random.randint(10000, 65535)
def wait_port_listen(port, proto="tcp", ns=None, host=None, sleep=0.005, deadline=5):