#!/usr/bin/perl  -w


=head1 NAME

ping_linux.pl - This script works on Linux system  pings a host and returns statistics data.

=head1 VERSION

Version 1.0

=head1 AUTHOR

Gaurav Dubey (gaurav.d@ronankiinfotech.com

=head1 SYNOPSIS

  ./ping_linux.pl [-c --> count (Number of echo requests to be sent)] [-i --> interval (Interval in milliseconds between echo  requests)] [-s --> packetsize (Size of icmp packet)] [-h --> destinationIP (Ip address of destination host)] [-w --> AllowableTime (Max time in seconds for sending receiving echo requests/reponse)]"

=head1 DESCRIPTION

This pings a host via the system ping command and returns RTA ,Tx packets,Rx packets,TTL,Packet-loss

=cut

use strict;

use Getopt::Long;
use Pod::Usage;

my ($host,$count,$interval,$packetsize,$allowableTime);
GetOptions(
	"h|host=s",    \$host,
	"c|count=i",    \$count,
	"i|interval=i",     \$interval,
	"s|packetsize=i", \$packetsize,
	"w|allowableTime=i",\$allowableTime,
);

#pod2usage("$0: No host given!\n") unless($host);
pod2usage("$0:No host given!\n") unless($host && $host =~ /^((([2][5][0-5]|([2][0-4]|[1][0-9]|[0-9])?[0-9])\.){3})([2][5][0-5]|([2][0-4]|[1][0-9]|[0-9])?[0-9])$/);
$count = 5 unless ($count);
$interval = 1 unless ($interval);
$packetsize = 56 unless ($packetsize);
$allowableTime = 10 unless ($allowableTime);


open CMD, "/bin/ping -c $count -i $interval -s $packetsize -w $allowableTime $host |" or die "Can't open ping: $!";

 while (<CMD>) {
my (@values1,@val1,@values2,@val2); 
    if ( $_ =~ /PING/ ){
           @values1 = split ;
          @val1 = split(/\(/,$values1[3]); 
         $val1[1] =~ s/\)//;
           }  
    print "$values1[1] \n";
    print "$val1[0] \n";
      if ($. == 2) {
        @values2 = split;
          @val2 = split(/\=/ , $values2[5]);
           }
print "$val2[1] \n";
}
close CMD