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mwan3: use ping -I for ipv6 after tunnel kernel fix

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Now that tunnels have been fixed with openwrt commit
c9c7b4b3945c01c2aadf3ef5d9a77c8200db80f1 for stable branch 19.07
ping with src ip is no longer needed.

fixes #13655

Signed-off-by: Florian Eckert <fe@dev.tdt.de>
* Update commit message
Signed-off-by: Aaron Goodman <aaronjg@stanford.edu>
This commit is contained in:
Aaron Goodman
2020-12-21 21:12:23 -05:00
committed by Florian Eckert
parent 2a7bbad223
commit 6bd3f5c377
2 changed files with 4 additions and 9 deletions
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net/mwan3/files/usr/sbin/mwan3track
+2 -7
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@@ -136,19 +136,14 @@ main() {
if [ $host_up_count -lt $reliability ]; then
case "$track_method" in
ping)
# pinging IPv6 hosts with an interface is troublesome
# https://bugs.openwrt.org/index.php?do=details&task_id=2897
# so get the IP address of the interface and use that instead
if echo $track_ip | grep -q ':'; then
ADDR=$(ip -6 addr ls dev "$DEVICE" | sed -ne '/\/128/d' -e '1,/ *inet6 /s/ *inet6 \([^ \/]*\).* scope global.*/\1/p')
[ -z "$ADDR" ] && ADDR=$(ip -6 addr ls dev "$DEVICE" | sed -ne 's/ *inet6 \([^ \/]*\).* scope global.*/\1/p')
ping_protocol=6
fi
if [ $check_quality -eq 0 ]; then
$PING -$ping_protocol -I ${ADDR:-$DEVICE} -c $count -W $timeout -s $size -t $max_ttl -q $track_ip &> /dev/null
$PING -$ping_protocol -I $DEVICE -c $count -W $timeout -s $size -t $max_ttl -q $track_ip &> /dev/null
result=$?
else
ping_result_raw="$($PING -$ping_protocol -I ${ADDR:-$DEVICE} -c $count -W $timeout -s $size -t $max_ttl -q $track_ip 2>/dev/null)"
ping_result_raw="$($PING -$ping_protocol -I $DEVICE -c $count -W $timeout -s $size -t $max_ttl -q $track_ip 2>/dev/null)"
ping_status=$?
ping_result=$(echo "$ping_result_raw" | tail -n2)
loss="$(echo "$ping_result" | grep "packet loss" | cut -d "," -f3 | awk '{print $1}' | sed -e 's/%//')"