#! /bin/sh

#  Copyright (c) International Business Machines  Corp., 2002
#
#  This program is free software;  you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY;  without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
#  the GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program;  if not, write to the Free Software
#  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

# 12/05/02  Port to bash -Robbie Williamson <robbiew@us.ibm.com>
# 02/05/03  Modified - Manoj Iyer <manjo@mail.utexas.edu> use USCTEST macros
#           fixed bugs.
# 07/27/05  Michael Reed  <mreedltp@vnet.ibm.com>
#            Made changes to account for the replacement of syslogd 
#            with syslog-ng
#
##################################################################
# case4: Test the logging option: LOG_PID                        #
#                                                                #
#        Do openlog() with LOG_PID option and see whether pid    #
#        is logged with message.                                 #
##################################################################
DEBIAN=0
#number of seconds to wait for another syslog test to complete
wait_count=60

#configuration file for syslog or syslog-ng
CONFIG_FILE=""

#Command for syslog or syslog-ng
syslog_cmd=""

cleanup()
{
if [ $status_flag -eq 0 ]
then
	tst_resm TPASS "pid is logged with message."
else
	tst_resm TFAIL "pid is not logged with message."
fi

#Restore syslog.conf
  mv $CONFIG_FILE.ltpback $CONFIG_FILE

#Restart syslog
  tst_resm TINFO "restart $syslog_cmd"
  $syslog_cmd restart 2>&1 1>/dev/null

sleep 2
if [ $DEBIAN -eq 1 ];then
 rm -f /etc/init.d/syslog
fi

exit $status_flag
}
syslog_case4()
{
	#set the trap to handle signals.
	trap '
			tst_resm TBROK "Testing is terminating due to a signal"
			status_flag=1
			cleanup
	' 1 2 3 6 11 15

	tst_resm TINFO "syslog: Testing the log option: LOG_PID..."

#check to see if syslogd or syslog-ng exists
	if [ -e /sbin/syslogd  ]
	then
	    CONFIG_FILE="/etc/syslog.conf"
	    syslog_cmd="/etc/init.d/syslog"
	elif [ -e /sbin/syslog-ng ]
        then
	    CONFIG_FILE="/etc/syslog-ng/syslog-ng.conf"
	    syslog_cmd="/etc/init.d/syslog"
	else
	    tst_resm TBROK "syslogd or syslog-ng  no such command"
	    status_flag=1
	    cleanup	
	fi

#Back up configuration file
        if [ ! -e $CONFIG_FILE ]
        then
	   tst_resm TBROK  "$CONFIG_FILE not found!"
        else
#Pause if another LTP syslog test is running
           while [ -e $CONFIG_FILE.ltpback ]  
             do
               if [ $(( wait_count-- )) -gt 0 ]
               then
                 sleep 1
               else
	        tst_resm TBROK "Another syslog test appears to be \
                                stuck, could not run"
                status_flag=1
	         exit $status_flag
               fi
             done
           cp $CONFIG_FILE $CONFIG_FILE.ltpback
          fi

         echo "Running tests"


	#Create symlink to /etc/init.d/sysklogd for Debian
        find /etc/init.d/ |grep sysklogd 2>&1 1>/dev/null 
	RC=$?
        if [ $RC -eq 0 ]
        then
                ln -s /etc/init.d/sysklogd /etc/init.d/syslog
                DEBIAN=1
        fi

	# check if /etc/init/syslog script exists
	find /etc/init.d/ |grep syslog 2>&1 1>/dev/null
	RC=$?
	if [ $RC -ne 0 ]
	then
		tst_resm TBROK "/etc/init.d/syslog no such script"
			status_flag=1
			cleanup
	fi
	
	# Create the configuration file specific to this test case.
 if [ $CONFIG_FILE = "/etc/syslog.conf" ]; then
	echo "user.info        /var/log/messages" > /etc/syslog.conf
else
        echo "source src{ internal(); unix-dgram("/dev/log"); \
              udp(ip("0.0.0.0") port(514)); };" > $CONFIG_FILE
        echo " " >> $CONFIG_FILE 
        echo "filter f_syslog_user { level(info)      and facility(user); };"\
              >> $CONFIG_FILE
        echo "destination syslog_messages { file("/var/log/messages");};" \
          >> $CONFIG_FILE
        echo "log { source(src); filter(f_syslog_user); \
              destination(syslog_messages);};"  >> $CONFIG_FILE
fi



      if [ $CONFIG_FILE = "/etc/syslog.conf" ]; then
	#Restart syslog
	tst_resm TINFO "Restart syslog daemon"
	/etc/init.d/syslog restart 2>&1 1>/dev/null 

      else
         #re-start syslog-ng
         $syslog_cmd restart 2>&1 1>/dev/null  
      fi
	sleep 2

	# Run syslogtst in the background and get the process id.
	syslogtst 4 2>/dev/null &
	log_pid=$!
	wait $log_pid
	if [ $? -ne 0 ]; then
			status_flag=1
			return
	fi

	sleep 2

	# check if /var/log/messages script exists
	find /var/log/ |grep messages 2>&1 1>/dev/null 
	RC=$?
	if [ $RC -ne 0 ]
	then
		tst_resm TBROK "/var/log/messages no such log file"
			status_flag=1
			cleanup
	fi

	found=`grep -c "\[$log_pid\]: syslogtst: user info test." /var/log/messages`
	if [ $found -ne 1 ]; then
			status_flag=1
	fi

}

export TST_TOTAL=1
export TST_COUNT=1
export TCID=$(basename $0)

if ! [ -e /etc/init.d/syslog ]
then
	tst_resm TINFO "/etc/init.d/syslog is not installed"
	exit 0
fi

RC=0
status_flag=0

tst_resm TINFO "case4: Test the logging option: LOG_PID"
tst_resm TINFO "Do openlog() with LOG_PID option and see whether pid"
tst_resm TINFO "is logged with message."

syslog_case4
cleanup
