net/mwan3/files/usr/sbin/mwan3rtmon

   1 #!/bin/sh
   2
   3 . /lib/functions.sh
   4 . /lib/mwan3/mwan3.sh
   5
   6 LOG="logger -t $(basename "$0")[$$] -p"
   7
   8 clean_up() {
   9         $LOG notice "Stopping mwan3rtmon..."
  10         exit 0
  11 }
  12
  13 rtchange() {
  14         $LOG info "Detect rtchange event."
  15 }
  16
  17 main() {
  18         local rtmon_interval
  19         trap clean_up TERM
  20         trap rtchange USR1
  21
  22         config_load mwan3
  23         config_get rtmon_interval globals rtmon_interval '5'
  24
  25         sleep 3
  26         while true; do
  27                 mwan3_lock "service" "mwan3rtmon"
  28                 mwan3_rtmon_ipv4 || mwan3_rtmon_ipv6
  29                 ret=$?
  30                 mwan3_unlock "service" "mwan3rtmon"
  31                 [ "$ret" = "0" ] || break
  32                 [ "$rtmon_interval" = "0" ] && break
  33                 sleep "$rtmon_interval" &
  34                 wait
  35         done
  36 }
  37
  38 main "$@"