#!perl use strict; use warnings; $|++; use Getopt::Long; use Win32::Sound; my $sleep = 60; my $conteggio = 4; my $echook = ( $conteggio - 1 ); my $alarmnum = 3; my $sound; my $volume = 100; my $host; &aiuto() if ( ! GetOptions ( 'ip=s' => \$host, 'sleep=i' => \$sleep, 'conteggio=i' => \$conteggio, 'ok=i' => \$echook, 'alarm=i' => \$alarmnum, 'play=s' => \$sound, 'volume=i' => \$volume, ) or ! $host ); $alarmnum = 3 if $alarmnum < 1; if ( $echook > $conteggio ){ $echook = $conteggio-1 } if (defined $sound && !(-e $sound)) {$sound = 'crow.wav'} while (1){ sleep $sleep; my $ok = &controlla($host); if ($ok < $echook){ for (1..$alarmnum) { &suona() } print "ERROR !\n"; } else {print "OK $host\n";} } sub suona { if (defined $sound && -e $sound) { Win32::Sound::Volume($volume,$volume); Win32::Sound::Play($sound); } else {sleep 1; print"\a\a"} } sub controlla{ my $ok =0; open CMD,"ping -n $conteggio -l 1 $host 2>&1|"; while () {++$ok if $_ =~/$host/;print"."} close CMD; return $ok; } sub aiuto { print <