scripts/ipv6-up.sample

   1 #!/bin/sh
   2 #
   3 # This script is called with the following parameters:
   4 # interface tty speed local-address remote-address ipparam
   5 #
   6
   7
   8 # Start router advertisements on this link.
   9 # Based on radvd 0.5.0 behaviour
  10
  11 DEVICE="$1"
  12
  13 CFGFILE="/etc/radvd.conf-$DEVICE"
  14 PIDFILE="/var/run/radvd-$DEVICE.pid"
  15 EXEFILE="/usr/sbin/radvd"
  16
  17 if [ -x "$EXEFILE" -a -f "$CFGFILE" ]; then
  18     touch "$PIDFILE"
  19     if [ ! -f "$PIDFILE" ]; then
  20         echo "error: $PIDFILE is not a regular file. Aborting"
  21         exit 0
  22     fi
  23
  24     PID="$(cat "$PIDFILE")"
  25     if [ -n "$PID" ]; then
  26         ps h "$PID" >/dev/null 2>&1 && exit 0
  27     fi
  28
  29     # radvd 0.5.0 doesn't write a pid-file so we do it here
  30     # enabling debugging keeps radvd in foreground, putting it
  31     # on background gives us the PID.
  32     "$EXEFILE" -d 1 -C "$CFGFILE" &
  33     echo $! >"$PIDFILE"
  34 fi