Shell Programming and Scripting

  #!/usr/bin/sh 
  export TERM=vt100 
  HOST=$(uname -n) 
  EFT_SERVERS=" eftlon eftcov pcilon pcicov pcitest" 
  OLD_SIZES=/tmp/old_sizes 
  if test $(echo "$EFT_SERVERS"|grep " $HOST"|wc -l) -gt 0 -o
    -s $OLD_SIZES 
    then 
    for DIRECTORY in $(awk 'print $1"/trans1"' /appl/pro/eftids) 
    do 
     THE_FILE=$(ls -lt $DIRECTORY/*.TRN 2>/dev/null|head -1) 
     if test -n "$THE_FILE" 
     then 
        SITE=$(echo $DIRECTORY|awk -F'/' 'print $3') 
        OLD_SIZE=$(awk -vS1="S$SITE" 'if($3==S1)print $5; exit' $OLD_SIZES 
  ) 
        NEW_SIZE=$(echo $THE_FILE|awk 'print $5') 
        if test -n $OLD_SIZE -a -n $NEW_SIZE 
        then 
           if test $NEW_SIZE -gt $OLD_SIZE 
           then 
              echo "$SITE" ok 
           else 
              echo "!!LOG WARN $SITE no recent transactions!" 
           fi 
        else 
          echo "Could not get old and new sizes for comparison site $SITE" 
        fi 
     else 
        echo "No TRN file in $DIRECTORY" 
     fi 
    done 
  else 
    echo "$OLD_SIZES not available for comparison!" 
  fi