Shell Programming and Scripting

#!/bin/ksh

DATEmonth='date +%m'
DATEday='date +%y'

#this puts the instance names in an array
set -A instance
instance[0]="ont0"
instance[1]="qbc1"
instance[2]="jdbc0"
instance[3]="ont5"
instance[4]="qbc5"
instance[5]="jdbc5"

#this puts the file names in an array
fName[0]="nohup.out"
fName[1]="PHLog.txt"
fName[2]="PSQTlog.txt"
fName[3]="response-Log.txt"
fName[4]="access.log
fName[5]="wl-domain.log"
fName[6]="weblogic.log"
fName[7]="ServiceAddressQueryResponse.Log.txt"

#loop through the instance and back up files
function setInstance(){
  for ((x=0; x<6; x++))
  do
    switch ($x)
      case 0:
        cd /opt/bea/ont0/wls6.1/config/bles/logs
        backupFiles(x)
      case 1:
        cd /opt/bea/qbc1/wls6.1/config/bles/logs
        backupFiles(x)
      case 2:
        cd /opt/bea/jdbc0/wls6.1/config/bles/logs
        backupFiles(x)
      case 3:
        cd /opt/bea/ont5/wls6.1/config/bles/logs
        backupFiles(x)
      case 4:      
        cd /opt/bea/qbc5/wls6.1/config/bles/logs
        backupFiles(x)
      case 5:
        cd /opt/bea/jdbc5/wls6.1/config/bles/logs
        backupFiles(x)
  done
}

function backupFiles{ 
  for ((y=0; y<8; y++))
  do 
    if [$fName[y] = "access.log"] || [$fName[y] = "weblogic.log"]
      then
        tar cvf $fName[y].$DATEmonth.tar $logfile.$DATEmonth*
        mv bk$fName[y].$DATEmonth.tar $fName[y]$DATEmonth_$DATEday.tar
        gzip $fName[y].$DATEmonth_$DATEday.tar
    el if [$fName[y] = "wl-domain.log"]
      then 
        tar cvf $fName[y].$DATEmonth_$DATEday.tar $fName[y]
        cp /dev/null/$fName[y]
        gzip $fName[y].$DATEmonth_$DATEday.tar
    else
      tar cvf bk$fName[y].$DATEmonth.tar $fName[y].$DATEmonth*
      mv bk$fName[y].$DATEmonth.tar $fName[y].$DATEmonth_$DATEday.tar
      gzip $fName[y].$DATEmonth_$DATEday.tar
    fi
  done
  mv *.tar.gz /u01/$instance[x]/
}

setInstance