collect

#!/bin/sh
############## wamba first index ##############
WAMBA_INI='10'
############## wamba last index ###############
WAMBA_END='19'
############### out files' target #############
OUT_TARGET=rodsadmin@torroja.dmt.upm.es:out_files/
################# locking #####################
IFS='
'
INPUT=$1
NAME=`echo $INPUT | sed 's|/||g'`
SCRIPTNAME=`basename $0`
PIDFILE=${PWD}/${SCRIPTNAME}.{$NAME}.pid
BASEDIR=${PWD}
machine=''
###############################################
################# functions ###################
collect()
{
	for line in `find $1 ${pattern[@]} -type f`;do
                size=`du -bh "$line" | awk '{print $1}'`
#		cdate=`du --time=ctime "$line" | awk '{print $2 " " $3}'`
	 	mtime=`du --time "$line" | awk '{print $2 " " $3}'`	
#		mtime=`stat -c %y "$line" | cut -d : -f 1,2`
		dir=`dirname "$line"`
		file=`basename "$line"`
		if [ $size '!=' 0 ]; then
			if [ "$dir" != "$current_dir" ]; then
				current_dir=$dir
				echo "$size|$mtime|$machine$dir/$file"
			else
				if [ -f "$line" ]; then
					echo "$size|$mtime|$file"
				fi
			fi
		fi
	done
}
################# main ####################
   if [ $# != 3 ] && [ $# != 5 ]; then
        echo "usage: collect <absolute-path> -h <hostname> -p [search-pattern]"
        echo "absolute-path - A Linux path beggining with '/'."
        echo "search-pattern - string after '-name' operation in 'find' command. If not specified, indexing all files."
        echo "hostname - name of the folder at the top of the RODS tree."
        exit 255
   fi
   if [ "$2" == "-p" ]; then
	declare -a pattern
	pattern[0]="-name"
	pattern[1]=$3
        
   fi
   if [ "$4" == "-p" ]; then
        declare -a pattern
	pattern[0]="-name"
	pattern[1]=$5
	
   fi

   if [ "$2" == "-h" ]; then
        machine=$3
   fi
   if [ "$4" == "-h" ]; then
        machine=$5
   fi

############### locking ###################
if [ -f ${PIDFILE} ]; then
   #verify if the process is actually still running under this pid
   OLDPID=`cat ${PIDFILE}`
   RESULT=`ps -ef | grep ${OLDPID} | grep ${SCRIPTNAME}`  
   if [ -n "${RESULT}" ]; then
     echo "Script already running! Exiting"
     exit 255
   fi

fi
PID=`ps -ef | grep ${SCRIPTNAME} | head -n1 |  awk ' {print $2;} '`
echo ${PID} > ${PIDFILE}
############# critical section ############
#  if [ -f $BASEDIR/$out_file ]; then 
#  	rm -f $BASEDIR/$out_file.out
#  fi
 # echo `date` - "Starting 'collect' for "$NAME"..." >> $BASEDIR/logs/$NAME.log
   collect $INPUT
  # echo `date` - "Finished 'collect'." >> $BASEDIR/logs$INPUT.log
######### end of critical section #########
if [ -f ${PIDFILE} ]; then
    rm ${PIDFILE}
fi
###########################################