diff options
| author | David Wei <dw@davidwei.uk> | 2026-03-05 21:18:03 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-03-07 00:16:40 +0300 |
| commit | 37d24994a7a0ad777c80e2b90c3a4a528753d70d (patch) | |
| tree | 565efac73572d5f6c680b9758909435ba67e1ae3 | |
| parent | 3f74d5bb807ee500cb68f167df7dc4e4252a42ec (diff) | |
| download | linux-37d24994a7a0ad777c80e2b90c3a4a528753d70d.tar.xz | |
selftests/net: Add netkit container ping test
Add a basic ping test using NetDrvContEnv that sets up a netkit pair,
with one end in a netns. Use LOCAL_PREFIX_V6 and nk_forward BPF program
to ping from a remote host to the netkit in netns.
Signed-off-by: David Wei <dw@davidwei.uk>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://patch.msgid.link/20260305181803.2912736-5-dw@davidwei.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | tools/testing/selftests/drivers/net/hw/Makefile | 1 | ||||
| -rw-r--r-- | tools/testing/selftests/drivers/net/hw/config | 3 | ||||
| -rwxr-xr-x | tools/testing/selftests/drivers/net/hw/nk_netns.py | 29 |
3 files changed, 33 insertions, 0 deletions
diff --git a/tools/testing/selftests/drivers/net/hw/Makefile b/tools/testing/selftests/drivers/net/hw/Makefile index a64140333a46..91df028abfc0 100644 --- a/tools/testing/selftests/drivers/net/hw/Makefile +++ b/tools/testing/selftests/drivers/net/hw/Makefile @@ -32,6 +32,7 @@ TEST_PROGS = \ irq.py \ loopback.sh \ nic_timestamp.py \ + nk_netns.py \ pp_alloc_fail.py \ rss_api.py \ rss_ctx.py \ diff --git a/tools/testing/selftests/drivers/net/hw/config b/tools/testing/selftests/drivers/net/hw/config index 2307aa001be1..235c0a1cd21e 100644 --- a/tools/testing/selftests/drivers/net/hw/config +++ b/tools/testing/selftests/drivers/net/hw/config @@ -1,3 +1,4 @@ +CONFIG_BPF_SYSCALL=y CONFIG_FAIL_FUNCTION=y CONFIG_FAULT_INJECTION=y CONFIG_FAULT_INJECTION_DEBUG_FS=y @@ -5,7 +6,9 @@ CONFIG_FUNCTION_ERROR_INJECTION=y CONFIG_IO_URING=y CONFIG_IPV6=y CONFIG_IPV6_GRE=y +CONFIG_NET_CLS_BPF=y CONFIG_NET_IPGRE=y CONFIG_NET_IPGRE_DEMUX=y +CONFIG_NETKIT=y CONFIG_UDMABUF=y CONFIG_VXLAN=y diff --git a/tools/testing/selftests/drivers/net/hw/nk_netns.py b/tools/testing/selftests/drivers/net/hw/nk_netns.py new file mode 100755 index 000000000000..8b7ab75aa27f --- /dev/null +++ b/tools/testing/selftests/drivers/net/hw/nk_netns.py @@ -0,0 +1,29 @@ +#!/usr/bin/env python3 +# SPDX-License-Identifier: GPL-2.0 + +""" +Test exercising NetDrvContEnv() itself, a NetDrvContEnv() selftest. +""" + +from lib.py import ksft_run, ksft_exit +from lib.py import NetDrvContEnv +from lib.py import cmd + + +def test_ping(cfg) -> None: + """ Run ping between the container and the remote system. """ + cfg.require_ipver("6") + + cmd(f"ping -c 1 -W5 {cfg.nk_guest_ipv6}", host=cfg.remote) + cmd(f"ping -c 1 -W5 {cfg.remote_addr_v['6']}", ns=cfg.netns) + + +def main() -> None: + """ Ksft boiler plate main """ + with NetDrvContEnv(__file__) as cfg: + ksft_run([test_ping], args=(cfg,)) + ksft_exit() + + +if __name__ == "__main__": + main() |