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      1 #! /bin/bash
      2 #
      3 # $Id: sshd.init,v 1.4 2003/11/21 12:48:57 djm Exp $
      4 #
      5 ### BEGIN INIT INFO
      6 # Provides:
      7 # Required-Start: $network
      8 # Required-Stop:
      9 # Default-Start:  3 4 5
     10 # Default-Stop:   0 1 2 6
     11 # Description: sshd
     12 #                Bring up/down the OpenSSH secure shell daemon.
     13 ### END INIT INFO
     14 #
     15 # Written by Miquel van Smoorenburg <miquels (at] drinkel.ow.org>.
     16 # Modified for Debian GNU/Linux by Ian Murdock <imurdock (at] gnu.ai.mit.edu>.
     17 # Modified for OpenLinux by Raymund Will <ray (at] caldera.de>
     18 
     19 NAME=sshd
     20 DAEMON=/usr/sbin/$NAME
     21 # Hack-Alert(TM)!  This is necessary to get around the 'reload'-problem
     22 # created by recent OpenSSH daemon/ssd combinations. See Caldera internal
     23 # PR [linux/8278] for details...
     24 PIDF=/var/run/$NAME.pid
     25 NAME=$DAEMON
     26 
     27 _status() {
     28   [ -z "$1" ] || local pidf="$1"
     29   local ret=-1
     30   local pid
     31   if [ -n "$pidf" ] && [  -r "$pidf" ]; then
     32     pid=$(head -1 $pidf)
     33   else
     34     pid=$(pidof $NAME)
     35   fi
     36 
     37   if [ ! -e $SVIlock ]; then
     38     # no lock-file => not started == stopped?
     39     ret=3
     40   elif [ -n "$pidf" -a ! -f "$pidf" ] || [ -z "$pid" ]; then
     41     # pid-file given but not present or no pid => died, but was not stopped
     42     ret=2
     43   elif [ -r /proc/$pid/cmdline ] &&
     44        echo -ne $NAME'\000' | cmp -s - /proc/$pid/cmdline; then
     45     # pid-file given and present or pid found => check process...
     46     # but don't compare exe, as this will fail after an update!
     47     # compares OK => all's well, that ends well...
     48     ret=0
     49   else
     50     # no such process or exe does not match => stale pid-file or process died
     51     #   just recently...
     52     ret=1
     53   fi
     54   return $ret
     55 }
     56 
     57 # Source function library (and set vital variables).
     58 . @SVIdir@/functions
     59 
     60 case "$1" in
     61  start)
     62   [ ! -e $SVIlock ] || exit 0
     63   [ -x $DAEMON ] || exit 5
     64   SVIemptyConfig @sysconfdir@/sshd_config && exit 6
     65 
     66   if [ ! \( -f @sysconfdir@/ssh_host_key -a            \
     67 	    -f @sysconfdir@/ssh_host_key.pub \) -a     \
     68        ! \( -f @sysconfdir@/ssh_host_rsa_key -a        \
     69 	    -f @sysconfdir@/ssh_host_rsa_key.pub \) -a \
     70        ! \( -f @sysconfdir@/ssh_host_dsa_key -a        \
     71 	    -f @sysconfdir@/ssh_host_dsa_key.pub \) ]; then
     72 
     73     echo "$SVIsubsys: host key not initialized: skipped!"
     74     echo "$SVIsubsys: use ssh-host-keygen to generate one!"
     75     exit 6
     76   fi
     77 
     78   echo -n "Starting $SVIsubsys services: "
     79   ssd -S -x $DAEMON -n $NAME -- $OPTIONS
     80   ret=$?
     81 
     82   echo  "."
     83   touch $SVIlock
     84   ;;
     85 
     86  stop)
     87   [ -e $SVIlock ] || exit 0
     88 
     89   echo -n "Stopping $SVIsubsys services: "
     90   ssd -K -p $PIDF -n $NAME
     91   ret=$?
     92 
     93   echo "."
     94   rm -f $SVIlock
     95   ;;
     96 
     97  force-reload|reload)
     98   [ -e $SVIlock ] || exit 0
     99 
    100   echo "Reloading $SVIsubsys configuration files: "
    101   ssd -K --signal 1 -q -p $PIDF -n $NAME
    102   ret=$?
    103   echo "done."
    104   ;;
    105 
    106  restart)
    107   $0 stop
    108   $0 start
    109   ret=$?
    110   ;;
    111 
    112  status)
    113   _status $PIDF
    114   ret=$?
    115   ;;
    116 
    117  *)
    118   echo "Usage: $SVIscript {[re]start|stop|[force-]reload|status}"
    119   ret=2
    120   ;;
    121 
    122 esac
    123 
    124 exit $ret
    125 
    126