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authorHangbin Liu <[email protected]>2022-01-25 08:17:15 +0000
committerAlexei Starovoitov <[email protected]>2022-01-28 03:21:28 +0000
commitab6bcc20722775022c5ab0086824e9d2e3ceefcd (patch)
tree33fff04206dd9769212d3049c1811d5fe245d91d
parentselftests/bpf/test_lwt_seg6local: use temp netns for testing (diff)
downloadkernel-ab6bcc20722775022c5ab0086824e9d2e3ceefcd.tar.gz
kernel-ab6bcc20722775022c5ab0086824e9d2e3ceefcd.zip
selftests/bpf/test_tcp_check_syncookie: use temp netns for testing
Use temp netns instead of hard code name for testing in case the netns already exists. Signed-off-by: Hangbin Liu <[email protected]> Acked-by: Lorenz Bauer <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Alexei Starovoitov <[email protected]>
-rwxr-xr-xtools/testing/selftests/bpf/test_tcp_check_syncookie.sh5
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/test_tcp_check_syncookie.sh b/tools/testing/selftests/bpf/test_tcp_check_syncookie.sh
index 6413c1472554..102e6588e2fe 100755
--- a/tools/testing/selftests/bpf/test_tcp_check_syncookie.sh
+++ b/tools/testing/selftests/bpf/test_tcp_check_syncookie.sh
@@ -4,6 +4,7 @@
# Copyright (c) 2019 Cloudflare
set -eu
+readonly NS1="ns1-$(mktemp -u XXXXXX)"
wait_for_ip()
{
@@ -28,12 +29,12 @@ get_prog_id()
ns1_exec()
{
- ip netns exec ns1 "$@"
+ ip netns exec ${NS1} "$@"
}
setup()
{
- ip netns add ns1
+ ip netns add ${NS1}
ns1_exec ip link set lo up
ns1_exec sysctl -w net.ipv4.tcp_syncookies=2