#!/usr/bin/perl

use Win32::PerfLib;
use Win32;
use Cwd;

my $node = Win32::NodeName();
($server) = @ARGV;
Win32::PerfLib::GetCounterNames($server, \%counter);
%r_counter = map { $counter{$_} => $_ } keys %counter;
$process_obj = $r_counter{Process};
$process_id = $r_counter{'ID Process'};
#$processor_time = $r_counter{'% Processor Time'};

$process_obj = 230;
$process_id = 784;
$processor_time = 6;
#$elapsed = 684;
$memory = 180;
$page_faults = 28;
$virtual_memory = 186;
$priority = 682;
$threads = 680;

$perflib = new Win32::PerfLib($server);
$proc_ref0 = {};
$proc_ref1 = {};
$perflib->GetObjectList($process_obj, $proc_ref0);
sleep 5;
$perflib->GetObjectList($process_obj, $proc_ref1);
$perflib->Close();
$instance_ref0 = $proc_ref0->{Objects}->{$process_obj}->{Instances};
$instance_ref1 = $proc_ref1->{Objects}->{$process_obj}->{Instances};
foreach $p (keys %{$instance_ref0})
{
     $counter_ref0 = $instance_ref0->{$p}->{Counters};
    $counter_ref1 = $instance_ref1->{$p}->{Counters};
    foreach $i (keys %{$counter_ref0})
    {
       # next if $instance_ref0->{$p}->{Name} eq "_Total";
        if($counter_ref0->{$i}->{CounterNameTitleIndex} == $process_id)
       {
            $process{$counter_ref0->{$i}->{Counter}} =
              $instance_ref0->{$p}->{Name};
            $id{$counter_ref0->{$i}->{Counter}} = $p;
        }
        elsif($counter_ref0->{$i}->{CounterNameTitleIndex} == $processor_time)
        {
            $Numerator0 = $counter_ref0->{$i}->{Counter};
            $Denominator0 = $proc_ref0->{PerfTime100nSec};
            $Numerator1 = $counter_ref1->{$i}->{Counter};
            $Denominator1 = $proc_ref1->{PerfTime100nSec};
            $proc_time{$p} = ($Numerator1 - $Numerator0) /
              ($Denominator1 - $Denominator0 ) * 100;
            $cputime{$p} = int($counter_ref1->{$i}->{Counter} / 10000000);
        }
        elsif($counter_ref0->{$i}->{CounterNameTitleIndex} == $memory)
        {
            $memory{$p} = int($counter_ref0->{$i}->{Counter} / 1024);
        }
        elsif($counter_ref0->{$i}->{CounterNameTitleIndex} == $page_faults)
        {
            $page_faults{$p} = $counter_ref1->{$i}->{Counter};
        }
        elsif($counter_ref0->{$i}->{CounterNameTitleIndex} == $virtual_memory)
        {
            $virtual_memory{$p} = int($counter_ref0->{$i}->{Counter} / 1024);
        }
        elsif($counter_ref0->{$i}->{CounterNameTitleIndex} == $priority)
        {
            $priority{$p} = $counter_ref0->{$i}->{Counter};
        }
        elsif($counter_ref0->{$i}->{CounterNameTitleIndex} == $threads)
        {
            $threads{$p} = $counter_ref0->{$i}->{Counter};
        }
    }
}
#print " PID Process         CPU   CPU-Time     Memory       PF   Virt.Mem Priority Thr\n";
#   0 Idle          93.73   20:51:40       16 K        1        0 K Unknown    1
  my $dump = "proctime.txt";
   open(OUTPUT,">$dump") or die "592.pl can't open $dump for writing: $!";
  # print OUTPUT "$node\n";
foreach $p (sort { $a <=> $b } keys %process)
{
	
    $id = $id{$p};
    $seconds = $cputime{$id};
    $hour = int($seconds / 3600);
    $seconds -= $hour * 3600;
    $minute = int($seconds / 60);
    $seconds -= $minute * 60;

next unless ( !($process{$p} =~ /idle/i)  && !($process{$p} =~ /total/i) );

	printf (OUTPUT "%3.f\n",$proc_time{$id});


}
close (OUTPUT);
#------------------------------------------------------------------------------
#
# This module parses the file that now holds all of the processes running on
# a given node.
#
#------------------------------------------------------------------------------
my @now = localtime();
my $timeStamp = sprintf("%02d/%02d/%04d %02d:%02d", $now[4]+1, $now[3],  $now[5]+1900,$now[2],$now[1]);

my $file = $node."_proctime.txt";
my $result;

	open(LOG,"$dump") || die "can't open $dump for reading: $!";
	open(OUTPUT,">>$file") or die "can't open $dump for writing: $!";
	while (<LOG>) {
		chomp;
		my @nums;
		push @nums, $_;
		$result += (shift @nums);
		
	}
	
$result = $result/4;
my $fmt = sprintf "%.0f", $result;
print OUTPUT "$node $timeStamp $fmt\n";

close(LOG);
unlink ("$dump");