From c9d8fceb63a425f19fc12bee7ee4191fad514b6e Mon Sep 17 00:00:00 2001 From: Florian Eckert Date: Tue, 8 May 2018 13:52:21 +0200 Subject: [PATCH] net/mwan3: add ttl check Add the additional optional ttl check to test the connection. Signed-off-by: Florian Eckert --- net/mwan3/files/usr/sbin/mwan3track | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/net/mwan3/files/usr/sbin/mwan3track b/net/mwan3/files/usr/sbin/mwan3track index 274a024cc..923bd7bfa 100755 --- a/net/mwan3/files/usr/sbin/mwan3track +++ b/net/mwan3/files/usr/sbin/mwan3track @@ -55,6 +55,7 @@ main() { local recovery_interval down up size local keep_failure_interval check_quality failure_latency local recovery_latency failure_loss recovery_loss + local max_ttl [ -z "$5" ] && echo "Error: should not be started manually" && exit 0 @@ -84,6 +85,7 @@ main() { config_get down $1 down 5 config_get up $1 up 5 config_get size $1 size 56 + config_get max_ttl $1 max_ttl 60 config_get failure_interval $1 failure_interval $interval config_get_bool keep_failure_interval $1 keep_failure_interval 0 config_get recovery_interval $1 recovery_interval $interval @@ -120,10 +122,10 @@ main() { case "$track_method" in ping) if [ $check_quality -eq 0 ]; then - ping -I $DEVICE -c $count -W $timeout -s $size -q $track_ip &> /dev/null + ping -I $DEVICE -c $count -W $timeout -s $size -t $max_ttl -q $track_ip &> /dev/null result=$? else - ping_result="$(ping -I $DEVICE -c $count -W $timeout -s $size -q $track_ip | tail -2)" + ping_result="$(ping -I $DEVICE -c $count -W $timeout -s $size -t $max_ttl -q $track_ip | tail -2)" loss="$(echo "$ping_result" | grep "packet loss" | cut -d "," -f3 | awk '{print $1}' | sed -e 's/%//')" if [ "$loss" -eq 100 ]; then latency=999999