diff options
Diffstat (limited to 'tools/testing/selftests/net/forwarding/lib.sh')
| -rwxr-xr-x | tools/testing/selftests/net/forwarding/lib.sh | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index de10451d7671..7eff5ecf7565 100755 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -1386,13 +1386,17 @@ stop_traffic() { kill %% && wait %%; } 2>/dev/null } +declare -A cappid +declare -A capfile +declare -A capout + tcpdump_start() { local if_name=$1; shift local ns=$1; shift - capfile=$(mktemp) - capout=$(mktemp) + capfile[$if_name]=$(mktemp) + capout[$if_name]=$(mktemp) if [ -z $ns ]; then ns_cmd="" @@ -1407,26 +1411,34 @@ tcpdump_start() fi $ns_cmd tcpdump $TCPDUMP_EXTRA_FLAGS -e -n -Q in -i $if_name \ - -s 65535 -B 32768 $capuser -w $capfile > "$capout" 2>&1 & - cappid=$! + -s 65535 -B 32768 $capuser -w ${capfile[$if_name]} \ + > "${capout[$if_name]}" 2>&1 & + cappid[$if_name]=$! sleep 1 } tcpdump_stop() { - $ns_cmd kill $cappid + local if_name=$1 + local pid=${cappid[$if_name]} + + $ns_cmd kill "$pid" && wait "$pid" sleep 1 } tcpdump_cleanup() { - rm $capfile $capout + local if_name=$1 + + rm ${capfile[$if_name]} ${capout[$if_name]} } tcpdump_show() { - tcpdump -e -n -r $capfile 2>&1 + local if_name=$1 + + tcpdump -e -n -r ${capfile[$if_name]} 2>&1 } # return 0 if the packet wasn't seen on host2_if or 1 if it was |