cable-scripts/cable-status

   1 #!/bin/bash
   2 #Made by Marcelo A.
   3 #
   4 #***********************************************************************
   5
   6 # Defaults
   7 CONFIG=/etc/ppp/pptp.conf
   8
   9
  10 if [ ! -f "$CONFIG" -o ! -r "$CONFIG" ] ; then
  11     echo "$0: Cannot read configuration file '$CONFIG'" >& 2
  12     exit 1
  13 fi
  14
  15 . $CONFIG
  16
  17
  18 # If no PPPD_PIDFILE, something fishy!
  19 if [ ! -r "/etc/ppp/ppp-cable.pid" ] && [ ! -r "/var/run/ppp-cable.pid" ] ; then
  20     echo "cable-status: Link is down (can't read pppd PID file )"
  21     exit 1
  22 fi
  23
  24
  25 # Sigh.  Some versions of pppd put PID files in /var/run; others put them
  26 # in /etc/ppp.  Since it's too messy to figure out what pppd does, we
  27 # try both locations.
  28 for i in /etc/ppp/ppp-cable.pid /var/run/ppp-cable.pid ; do
  29     if [ -r $i ] ; then
  30         IF=`tail -1 $i`
  31             netstat -rn | grep "$IF" > /dev/null
  32              /sbin/ifconfig $IF | grep "UP.*POINTOPOINT" > /dev/null
  33             if [ "$?" != "0" ] ; then
  34                 echo "cable-status: Link is attached to $IF, but $IF is down"
  35                 exit 1
  36             fi
  37             echo "cable-status: Link is up and running on interface $IF"
  38             /sbin/ifconfig $IF
  39             exit 0
  40
  41     fi
  42 done
  43
  44 echo "cable-status: Link is down"
  45 exit 1