contrib/scripts/safe_asterisk

   1 #!/bin/sh
   2 TTY=9                   # TTY (if you want one) for Asterisk to run on
   3 CONSOLE=yes             # Whether or not you want a console
   4 #NOTIFY=ben@alkaloid.net        # Who to notify about crashes
   5 DUMPDROP=/tmp
   6 #
   7 # Don't fork when running "safely"
   8 #
   9 ASTARGS=""
  10 if [ "$TTY" != "" ]; then
  11         if [ -c /dev/tty${TTY} ]; then
  12                 TTY=tty${TTY}
  13         elif [ -c /dev/vc/${TTY} ]; then
  14                 TTY=vc/${TTY}
  15         else
  16                 echo "Cannot find your TTY (${TTY})" >&2
  17                 exit 1
  18         fi
  19         ASTARGS="${ASTARGS} -vvvg"
  20         if [ "$CONSOLE" != "no" ]; then
  21                 ASTARGS="${ASTARGS} -c"
  22         fi
  23 fi
  24 if [ ! -w ${DUMPDROP} ]; then
  25         echo "Cannot write to ${DUMPDROP}" >&2
  26         exit 1
  27 fi
  28
  29 #
  30 # Let Asterisk dump core
  31 #
  32 ulimit -c unlimited
  33
  34 #launch_asterisk()
  35 #{
  36 #}
  37
  38 run_asterisk()
  39 {
  40         while :; do
  41
  42                 if [ "$TTY" != "" ]; then
  43                         cd /tmp
  44                         stty sane < /dev/${TTY}
  45                         asterisk ${ASTARGS} >& /dev/${TTY} < /dev/${TTY}
  46                 else
  47                         cd /tmp
  48                         asterisk ${ASTARGS}
  49                 fi
  50                 EXITSTATUS=$?
  51                 echo "Asterisk ended with exit status $EXITSTATUS"
  52                 if [ "$EXITSTATUS" = "0" ]; then
  53                         # Properly shutdown....
  54                         echo "Asterisk shutdown normally."
  55                         exit 0
  56                 elif [ $EXITSTATUS -gt 128 ]; then
  57                         let EXITSIGNAL=EXITSTATUS-128
  58                         echo "Asterisk exited on signal $EXITSIGNAL."
  59                         if [ "$NOTIFY" != "" ]; then
  60                                 echo "Asterisk exited on signal $EXITSIGNAL.  Might want to take a peek." | \
  61                                 mail -s "Asterisk Died" $NOTIFY
  62                         fi
  63                         if [ -f /tmp/core ]; then
  64                                 mv /tmp/core ${DUMPDROP}/core.`hostname`-`date -Iseconds` &
  65                         fi
  66                 else
  67                         echo "Asterisk died with code $EXITSTATUS.  Aborting."
  68                         if [ -f /tmp/core ]; then
  69                                 mv /tmp/core ${DUMPDROP}/core.`hostname`-`date -Iseconds` &
  70                         fi
  71                         exit 0
  72                 fi
  73                 echo "Automatically restarting Asterisk."
  74         done
  75 }
  76
  77 run_asterisk &