diff options
| author | Joachim Wiberg <troglobit@gmail.com> | 2022-04-22 13:14:58 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-04-23 12:18:16 +0100 |
| commit | fe32dffdcd33d34bc9bab267a55a8726074b0010 (patch) | |
| tree | 87c4ca5074bf1584662192e9beb3ca4e481b9d60 /tools | |
| parent | b343734ee26537bc0b81a32c79e789e6387643cd (diff) | |
| download | linux-fe32dffdcd33d34bc9bab267a55a8726074b0010.tar.bz2 | |
selftests: forwarding: add TCPDUMP_EXTRA_FLAGS to lib.sh
For some use-cases we may want to change the tcpdump flags used in
tcpdump_start(). For instance, observing interfaces without the PROMISC
flag, e.g. to see what's really being forwarded to the bridge interface.
Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
| -rwxr-xr-x[-rw-r--r--] | tools/testing/selftests/net/forwarding/lib.sh | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index e3b3cdef3170..de10451d7671 100644..100755 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -28,6 +28,7 @@ LOW_AGEING_TIME=${LOW_AGEING_TIME:=1000} REQUIRE_JQ=${REQUIRE_JQ:=yes} REQUIRE_MZ=${REQUIRE_MZ:=yes} STABLE_MAC_ADDRS=${STABLE_MAC_ADDRS:=no} +TCPDUMP_EXTRA_FLAGS=${TCPDUMP_EXTRA_FLAGS:=} relative_path="${BASH_SOURCE%/*}" if [[ "$relative_path" == "${BASH_SOURCE}" ]]; then @@ -1405,7 +1406,7 @@ tcpdump_start() capuser="-Z $SUDO_USER" fi - $ns_cmd tcpdump -e -n -Q in -i $if_name \ + $ns_cmd tcpdump $TCPDUMP_EXTRA_FLAGS -e -n -Q in -i $if_name \ -s 65535 -B 32768 $capuser -w $capfile > "$capout" 2>&1 & cappid=$! |