awk connecttime

#!/bin/sh

# connecttime - Reports cumulative connection time for month/year
# entries found in the system log file.
# For simplicity, this is an awk program.


log="/var/log/system.log" #this is just /var/log/system on some machines
tempfile="/tmp/$0.$$"

trap "rm $tempfile" 0

cat <<'EOF'> $tempfile
BEGIN{
    lastmonth=""; sum = 0
}
{
 if {$1 != lastmonth && lastmonth !=""){
   if (sum > 60){ total = sum/60" hours"}
    else    { total = sum " minutes" }
    print lastmont ": "total
    sum=0
 }
  lastmonth=$1
  sum +=$8
 }
 END{
   if(sum>60){total = sum/60 " hours"}
   else { total = sum " minutes"}
   print lastmonth ":" total
  }
  EOF

 grep "Connect time" $log | awk -f $tempfile

exit 0