#!/usr/bin/perl -w
use strict;
use Time::HiRes qw( time tv_interval );
use Net::Telnet ();

my $hosts = join ' ', @ARGV;

unless ($hosts){
  die "Usage: ruffbench <host> [<host2> <host3> ...]\n";
}

my $port = '80';
my $t    = new Net::Telnet;
my $get  = "GET / HTTP/1.0\n\n";

my $output;
foreach my $host ($hosts) {

  print "Connecting to $host. Starting timer.\n";
  print $t->dump_log(*STDERR); # no debugging is seen! :|

  my $start = [ time() ];
  $t->open(Host=>$host, Port=>$port);
  print "Connected to $host. Sending request...\n";
  print $t->waitfor(String=>"HTTP", Timeout=>5);
  $t->print($get);
  print $t->waitfor(String=>"Content-Type", Timeout=>5);
  my $end = [ time() ];
  $t->close;

  print "Connection closed. Timer stopped.\n\n";

  print "Time for simple GET from $host: "
          . tv_interval($start, $end)
          . " seconds.\n";
}