SCRIPT TO CHECK WHO HAS ACCESSED THE LOG/FILE IN PAST 'N' MINUTES, AND MAIL ACCORDINGLY.

MYPATH="/clocal/mqbrkrs/user/mqsiadm/varun/"
MAIL_RECIPIENTS="vg@dc.com"
#

Subject=":: LOGS BEING TOUCHED IN THE LAST FEW MINUTES ::"
>tempmail.txt
>tempfind.txt
>filterfile.txt
>tempgrep.txt
#*******************************************************************
## List all the files which one accessed since last 1 min #####
#*******************************************************************

index=1
pidprev=0

ps -ef | grep "\-ksh" | awk '$8 !~ /grep/ { printf "%s %s %s %s %s\n", $1, $2, $3, $5, $8 ; }' >> ./tempfind.txt

for file_dir in `find $MYPATH -amin -1`
do

        echo `fuser -uf "$file_dir" ` >> temp.txt.$$
        echo " $file_dir is  being accessed" >> temp.txt.$$
done

sed -n '/^[ ][a-z]*/p' temp.txt.$$ >> tempmail.txt
echo "Accessed By: " >>tempmail.txt
sed -n '/^[0-9]/p' temp.txt.$$ > filterfile.txt

echo "BEFORE FOR LOOP"
for pid_var in `awk '{ print $1 }' filterfile.txt`
do
                echo "**here i am inside the for loop** ";

                if [ "$index" -eq 1 ] ; then
                        echo "**inside if 1. ** " ;
                        pidprev="$pid_var" ;
                        echo "pid_var: $pid_var" ;
                        echo "pidprav: $pidprev" ;

                        `awk '$2 ~ pid_var {print $3 > "tempgrep.txt" }' tempfind.txt` ;

                        echo "1. " ;
                        cat tempgrep.txt ;
                        echo "----" ;

                        cat tempgrep.txt | \
                        while read ppid
                        do
                                        echo "**inside while loop 1.**"
                                        `awk 'function fun( n, pattern )
                                               {
                                                `awk '{ if($2~n && $1~pattern){
                                                                n=$3;
                                                                fun( n, pattern ); }
                                                        else{
                                                                if($2~n && $1!~pattern){
                                                                        print $1 >> "tempmail.txt" ;
                                                                        break ;
                                                                        }
                                                                else {next ;}
                                                            }
                                                        }' tempfind.txt`
                                               }

                                              BEGIN{ pattern = "mqsi[admtsprd]" }
                                              {if ( ppid !~ "" ) { fun( ppid, pattern ); }}

                                         '`
                        done

                        let "index+=1"  ;
                fi


                if [ "$pid_var" -ne "$pidprev" ] ; then
                        echo "**inside if 2. ** " ;
                        pidprev="$pid_var" ;
                        echo "pid_var: $pid_var" ;
                        echo "pidprav: $pidprev" ;
                       `awk '$2 ~ pid_var {print $3 > "tempgrep.txt" }' tempfind.txt` ;

                        echo "2. ";
                        cat tempgrep.txt ;
                        echo "----" ;

                        cat tempgrep.txt | \
                        while read ppid
                        do
                                echo "***inside while loop 2. ***"
                                        `awk 'function fun( n, pattern )
                                               {
                                                `awk '{ if($2~n && $1~pattern){
                                                                n=$3;
                                                                fun( n, pattern ); }
                                                        else{
                                                                if($2~n && $1!~pattern){
                                                                        print $1 >> "tempmail.txt" ;
                                                                        break ;
                                                                        }
                                                                else {next ;}
                                                            }
                                                        }' tempfind.txt`
                                               }

                                              BEGIN{ pattern = "mqsi[admtsprd]" }
                                              {if ( ppid !~ "" ) { fun( ppid, pattern ); }}

                                         '`
                        done
                fi

done

cat tempmail.txt | mailx -s "$Subject" "$MAIL_RECIPIENTS"

rm -f "temp.txt.*" 2> /dev/null
# >tempmail.txt
# >tempfind.txt
# >filterfile.txt
# >tempgrep.txt

var=$(echo outer and $(echo inner) backticks, oh my)