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Fixes and use nping for failover

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This commit is contained in:
Ycarus 2018-02-20 22:19:31 +01:00
parent f9adb2e523
commit 99881d1487
5 changed files with 18 additions and 21 deletions
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29
omr-tracker/files/bin/omr-tracker
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@ -86,26 +86,21 @@ while true; do
if [ -d "/sys/class/net/$OMR_TRACKER_DEVICE" ]; then
# retrieve iface ip and gateway
OMR_TRACKER_DEVICE_IP=$(ip -4 -br addr ls dev "$OMR_TRACKER_DEVICE" | awk -F'[ /]+' '{print $3}')
OMR_TRACKER_DEVICE_GATEWAY_MAC=$(arp $OMR_TRACKER_DEVICE_GATEWAY | awk '{print $4}')
# execute specific tracker
if [ -n "$OMR_TRACKER_DEVICE_IP" ]; then
retgw=$(ping "$OMR_TRACKER_DEVICE_GATEWAY" \
-I "$OMR_TRACKER_DEVICE_IP" \
-w 1 \
-c 1 \
-q
) && echo "$retgw" | grep -sq "0% packet loss" && {
# setup loop variable
tries="$OMR_TRACKER_TRIES"
# loop until tries attempts have been reached
while [ "$tries" -gt 0 ]; do
ret=$(ping "$OMR_TRACKER_HOST" \
-I "$OMR_TRACKER_DEVICE_IP" \
-w "$OMR_TRACKER_TIMEOUT" \
-c 1 \
-q
) && echo "$ret" | grep -sq "0% packet loss" && {
OMR_TRACKER_LATENCY=$(echo "$ret" | cut -d "/" -s -f4 | cut -d "." -f1)
# setup loop variable
tries="$OMR_TRACKER_TRIES"
# loop until tries attempts have been reached
while [ "$tries" -gt 0 ]; do
ret=$(arpping -c 1 \
-r "$OMR_TRACKER_DEVICE" \
-S "$OMR_TRACKER_DEVICE_IP" \
-T "$OMR_TRACKER_HOST" \
"$OMR_TRACKER_DEVICE_GATEWAY_MAC")
) && echo "$ret" | grep -sq "Lost: 0 (0.00%)" && {
OMR_TRACKER_LATENCY=$(echo "$ret" | awk '/Avg/{print $(NF)}' | sed 's:ms::')
_update_rto "$OMR_TRACKER_LATENCY"
OMR_TRACKER_STATUS="OK"
break