#!/bin/sh
#
# afdmon:    Starts the AFD monitor
#
# chkconfig: 235 70 10
# description: AFD Monitor is a program to monitor and control other \
#              AFD's.
### BEGIN INIT INFO
# Provides: afdmon
# Required-Start: $local_fs $network
# Required-Stop: $local_fs $network
# Default-Start: 2 3 5
# Default-Stop: 0 1 6
# Short-Description: Starts the AFD monitor
# Description: AFD Monitor is a program to monitor and control other
#              AFD's.
### END INIT INFO


CURRENT_SCRIPT_NAME="`basename $0`"
if [ -d /var/lock/subsys ]
then
   SYS_LOCKDIR="/var/lock/subsys"
else
   SYS_LOCKDIR="/var/lock"
fi
if [ -r @SYSCONFIGDIR@/afdmon ]
then
   if [ "$CURRENT_SCRIPT_NAME" = "afdmonha" ]
   then
      AFDMON_USERS="`grep \^AFDMON_HA_USER_ @SYSCONFIGDIR@/afdmon | cut -d '=' -f2`"
   else
      AFDMON_USERS="`grep \^AFDMON_USER_ @SYSCONFIGDIR@/afdmon | cut -d '=' -f2`"
   fi
else
   AFDMON_USERS=""
fi


# See how we were called.
case "$1" in
  start)
	RETVAL=1
	for afduser in $AFDMON_USERS
	do
           USER_HOME_DIR="`grep \^${afduser}: /etc/passwd | cut -d ':' -f 6`"
           if [ -d $USER_HOME_DIR ]
           then
	      echo -n "Starting AFD Monitor for $afduser : "
	      su - $afduser -c "mafd -a"
	      if [ $? -eq 0 ]
	      then
	         RETVAL=0
	         touch $SYS_LOCKDIR/afdmon.$afduser
	         echo "Done"
	      else
	         echo "Failed"
	      fi
           else
              echo "Could not start AFD Monitor for $afduser since home directory is missing."
           fi
	done
	[ $RETVAL -eq 0 ] && touch $SYS_LOCKDIR/afdmon
	;;
  stop)
	RETVAL=1
	for afduser in $AFDMON_USERS
	do
           USER_HOME_DIR="`grep \^${afduser}: /etc/passwd | cut -d ':' -f 6`"
           if [ -d $USER_HOME_DIR ]
           then
	      echo -n "Stopping AFD Monitor for $afduser : "
	      su - $afduser -c "mafd -S"
	      case $? in
	         0)
	            RETVAL=0
	            rm -f $SYS_LOCKDIR/afdmon.$afduser
	            echo "Done"
	            ;;
	         10)
	            RETVAL=0
	            rm -f $SYS_LOCKDIR/afdmon.$afduser
	            echo "Is already stopped"
	            ;;
	         *)
	            echo "Failed"
	            ;;
	      esac
           else
              echo "Could not stop AFD Monitor for $afduser since home directory is missing."
           fi
	done
	[ $RETVAL -eq 0 ] && rm -f $SYS_LOCKDIR/afdmon
	;;
  restart)
	$0 stop
	sleep 2
	$0 start
	RETVAL=$?
	;;
  condrestart)
	RETVAL=1
	for afduser in $AFDMON_USERS
	do
           USER_HOME_DIR="`grep \^${afduser}: /etc/passwd | cut -d ':' -f 6`"
           if [ -d $USER_HOME_DIR ]
           then
	      if [ -f $SYS_LOCKDIR/restart_afdmon.$afduser ]
	      then
	         echo -n "Starting AFD Monitor for $afduser : "
	         su - $afduser -c "mafd -a"
	         if [ $? -eq 0 ]
	         then
	            RETVAL=0
	            touch $SYS_LOCKDIR/afdmon.$afduser
	            echo "Done"
	         else
	            echo "Failed"
	         fi
	         rm -f $SYS_LOCKDIR/restart_afdmon.$afduser
	      else
	         su - $afduser -c "mafd -S"
	         if [ $? -eq 0 ]
	         then
	            sleep 2
	            su - $afduser -c "mafd -a"
	            if [ $? -eq 0 ]
	            then
	               RETVAL=0
	               touch $SYS_LOCKDIR/afdmon.$afduser
	               echo "Done"
	            else
	               echo "Failed"
	            fi
	         fi
	      fi
           else
              echo "Could not do a condrestart of AFD Monitor for $afduser since home directory is missing."
           fi
	done

	if [ ! "$CURRENT_SCRIPT_NAME" = "afdmonha" ]
	then
	   # HA users may only be started if we find a restart_afdmon.user file!
	   if [ -r @SYSCONFIGDIR@/afdmon ]
	   then
	      AFDMON_HA_USERS="`grep \^AFDMON_HA_USER_ @SYSCONFIGDIR@/afdmon | cut -d '=' -f2`"
	   fi
	   for afduser in $AFDMON_HA_USERS
	   do
              USER_HOME_DIR="`grep \^${afduser}: /etc/passwd | cut -d ':' -f 6`"
              if [ -d $USER_HOME_DIR ]
              then
	         if [ -f $SYS_LOCKDIR/restart_afdmon.$afduser ]
	         then
	            echo -n "Starting AFD Monitor for $afduser : "
	            su - $afduser -c "mafd -a"
	            if [ $? -eq 0 ]
	            then
	               RETVAL=0
	               touch $SYS_LOCKDIR/afdmon.$afduser
	               echo "Done"
	            else
	               echo "Failed"
	            fi
	            rm -f $SYS_LOCKDIR/restart_afdmon.$afduser
	         fi
              else
                 echo "Could not do a condrestart of AFD Monitor for $afduser since home directory is missing."
              fi
	   done
	fi
	rm -f $SYS_LOCKDIR/afdmon.restart
	;;
  status|monitor)
	NOT_RUNNING=""
	IS_RUNNING=""
	for afduser in $AFDMON_USERS
	do
           USER_HOME_DIR="`grep \^${afduser}: /etc/passwd | cut -d ':' -f 6`"
           if [ -d $USER_HOME_DIR ]
           then
	      su - $afduser -c "mafd -c"
	      RETVAL=$?
	      if [ $RETVAL -ne 5 ]
	      then
	         NOT_RUNNING="`echo $NOT_RUNNING` $afduser"
	      else
	         IS_RUNNING="`echo $IS_RUNNING` $afduser"
	      fi
           else
              echo "Not able to determine status of AFD Monitor for $afduser since home directory is missing."
           fi
	done
	if [ "$NOT_RUNNING" = "" ]
	then
	   echo "AFD Monitor for $IS_RUNNING is running."
	   RETVAL=0
	else
	   echo "AFD Monitor for $NOT_RUNNING is NOT active."
	   RETVAL=1
	fi
	;;
  *)
	echo "*** Usage: afdmon {start|stop|restart|condrestart|status|monitor}"
	RETVAL=1
	;;
esac

exit $RETVAL