diff options
-rwxr-xr-x | net/test/tcp_fastopen_test.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/test/tcp_fastopen_test.py b/net/test/tcp_fastopen_test.py index 5b89a2d..9c777c6 100755 --- a/net/test/tcp_fastopen_test.py +++ b/net/test/tcp_fastopen_test.py @@ -22,6 +22,7 @@ from scapy import all as scapy import multinetwork_base import net_test +import os import packets import tcp_metrics @@ -67,6 +68,9 @@ class TcpFastOpenTest(multinetwork_base.MultiNetworkBaseTest): def clearBlackhole(self): if net_test.LINUX_VERSION < (4, 14, 0): return + # Prior to 4.15 this sysctl is not namespace aware. + if net_test.LINUX_VERSION < (4, 15, 0) and not os.path.exists(BH_TIMEOUT_SYSCTL): + return timeout = self.GetSysctl(BH_TIMEOUT_SYSCTL) # Write to timeout to clear any pre-existing blackhole condition |