Created
July 10, 2010 03:48
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ip check using threads
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#!/usr/bin/perl | |
use strict; | |
use warnings; | |
use threads; | |
use Net::Ping; | |
my @hosts = map{'192.168.13.' . $_} (1 .. 254); | |
my $max_threads = scalar @hosts; | |
my @instances; | |
my @returns; | |
for (0 .. $max_threads - 1) { | |
$instances[$_] = threads->create(\&check, $hosts[$_]); | |
} | |
print 'All threads created.', $/; | |
for (0 .. $max_threads - 1) { | |
if (defined $instances[$_]) { | |
$returns[$_] = $instances[$_]->join || -1; | |
} | |
} | |
for (0 .. $max_threads - 1) { | |
print $hosts[$_], ': ', $returns[$_], $/; | |
} | |
print 'Normal Ending', $/; | |
############################################################################## | |
sub check { | |
my $ip = shift; | |
my $status = 0; | |
for (1 .. 3) { | |
my $np; | |
$np = Net::Ping->new('icmp'); | |
$np->service_check(1); | |
last if $status = ($np->ping($ip, 1) || 0); | |
#last if $status = grep{/ 0% packet loss/} qx{/bin/ping -c 1 -w 1 $ip}; | |
#last if $status = (system('/bin/ping', qw{-c 1 -w 1}, $ip) == 0); | |
$np = Net::Ping->new('tcp'); | |
$np->service_check(1); | |
last if $status = ($np->ping($ip, 1) || 0); | |
$np = Net::Ping->new('udp'); | |
$np->service_check(1); | |
last if $status = ($np->ping($ip, 1) || 0); | |
sleep 3; | |
} | |
return $status ? 'OK' : 'NOK'; | |
} |
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