#!/bin/bash
#
#
### BEGIN INIT INFO
# Provides: $samba
# Required-Start: $network
# Required-Stop: $network
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Description: samba
#		Starts and stops the Samba smbd and nmbd daemons
#		used to provide SMB network services.
### END INIT INFO
#
# Written by Miquel van Smoorenburg <miquels@drinkel.ow.org>.
# Modified for Debian GNU/Linux by Ian Murdock <imurdock@gnu.ai.mit.edu>.
# Modified for OpenLinux by Raymund Will <ray@caldera.de>
# Adapted for samba by Klaus Singvogel <klaus@caldera.de>

NAME_S=smbd
DAEMON_S=/usr/sbin/$NAME_S
NAME_N=nmbd
DAEMON_N=/usr/sbin/$NAME_N
NAME_W=winbindd
DAEMON_W=/usr/sbin/$NAME_W

config_file=/etc/samba.d/smb.conf 

# Source function library (and set vital variables).
.  @SVIdir@/functions

status() {
  [ -e $1 ] || return 3; # lock / pid file doesn't exist, seems to be stopped
  
  i=`cat "$1"`
  state=`egrep '^State' /proc/$i/status 2>/dev/null| sed 's#.*	\(.\).*#\1#'`
  if [ x$state = x -o x$state = xZ ]; then
    return 2             # no such process (or zombie) --> dead
  fi
  return 0               # seems to be up and running
}

# this function is dedicated to Jan Terpstra. -- Klaus Singvogel, Sep. 2001.
WinbdConfig() {
  # returns 0 if winbindd is not configured,
  # and     1 if winbindd is configured.

  local config_file=$1; shift   # file to check

  # check if "winbind uid" is set in samba config file
  egrep -q '[^#]*winbind uid' $config_file || return 0

  found=0;
  # We also need to check if least one PAM module control file does
  # NOT have pam_winbind.so commented out
  for i in /etc/pam.d/*; do
    if [ ! -f $i ]; then next; fi
    egrep -q '[^#]*pam_winbind.so' $i && found=1 && break;
  done

  if [ $found != 0 ]; then
    # if so, ensure that in /etc/nsswitch.conf we have for
    # "passwd", "shadow", "group" an entry for "winbind"
    egrep -q '^passwd:.*winbind' /etc/nsswitch.conf && return 1
    egrep -q '^shadow:.*winbind' /etc/nsswitch.conf && return 1
    egrep -q '^group:.*winbind' /etc/nsswitch.conf && return 1 
  fi

  return 0
}

case "$1" in
 start)
  [ ! -e $SVIlock ] || exit 0
  [ -x $DAEMON_S -a -x $DAEMON_N ] || exit 5
  SVIemptyConfig $config_file && exit 6

  echo -n "Starting $SVIsubsys services: "
  ssd -S -n $NAME_S -x $DAEMON_S -- $OPTIONS_SMB
  WinbdConfig $config_file || ssd -S -n $NAME_W -x $DAEMON_W -- $OPTIONS_WINBD
  ssd -S -n $NAME_N -x $DAEMON_N -- $OPTIONS_NMB
  ret=$?

  echo  "."
  touch $SVIlock
  ;;

 stop)
  [ -e $SVIlock ] || exit 0

  echo -n "Stopping $SVIsubsys services: "
  ssd -K -p /var/lock/samba.d/$NAME_S.pid -n $NAME_S #-x $DAEMON_S
  ssd -K -p /var/lock/samba.d/$NAME_W.pid -n $NAME_W #-x $DAEMON_W
  ssd -K -p /var/lock/samba.d/$NAME_N.pid -n $NAME_N #-x $DAEMON_N

  ret=$?

  echo "."
  rm -f $SVIlock
  ;;

 force-reload)
  [ -e $SVIlock ] || exit 0
  $0 restart
  ret=$?
  ;;

 reload)
  echo -n "Reloading $SVIsubsys service configuration: "
  # nmbd has no config file to reload
  ssd -K --signal 1 -p /var/lock/samba.d/$NAME_N.pid -n $NAME_N #-x $DAEMON_N
  ssd -K --signal 1 -p /var/lock/samba.d/$NAME_W.pid -n $NAME_W #-x $DAEMON_W
  ssd -K --signal 1 -p /var/lock/samba.d/$NAME_S.pid -n $NAME_S #-x $DAEMON_S
  ret=$?
  echo  "."
  ;;

 restart)
  $0 stop
  $0 start
  ret=$?
  ;;

 status)
  echo -n "Checking status of $SVIsubsys service: "
  status /var/lock/samba.d/$NAME_N.pid
  ret=$?
  if [ $ret -eq 0 ]; then
    echo -n "$NAME_N "
    status /var/lock/samba.d/$NAME_S.pid
    ret=$?
    [ $ret -eq 0 ] && echo -n "$NAME_S"
  fi
  echo "."
  ;;

 *)
  echo "Usage: $SVIscript {start|stop|restart|force-reload|reload|status}"
  ret=2
  ;;

esac

exit $ret