我就直接贴代码了。没做什么注释,因为还在修改,目前还有点不太理解,跑去看了下云舒的代码,感觉那个应该有点启发。
回头好好修改下。这些多线程模块还有点不太熟悉,主要跟进程弄乱了。
得好好琢磨下,如果可以改成别的就更爽了。不过他们都说perl多线程不靠谱。。汗。。
#!/usr/bin/perl use Net::Ping; use threads; use threads::shared; system('clear'); print "please set the IP(C):"; chomp($ip=<STDIN>); print "StartIP:"; chomp($ip_start=<STDIN>); print "EndIP:"; chomp($ip_end=<STDIN>); $p=Net::Ping->new(); my @ip_group; my $min_thread:shared=0; my $max_thread=100; sub ip_count{ while($ip_start != $ip_end){ push @ip_group,("$ip."."$ip_start"); $ip_start++; } return @ip_group; } while( 1 ) { &ip_count; if( $min_thread <= $max_thread ) { my $thread=threads->new(\&slep_ping,shift(@ip_group)); $min_thread++; } else { while( $min_thread > $max_thread ){ sleep(0.5); } } foreach $thread ( threads->list( threads::all ) ) { if( $thread->is_joinable() ) { $thread->join; } } } foreach $thread ( threads->list(threads::all) ) { $thread->join(); } sub slep_ping{ local($host_ip)=shift; if($p->ping($host_ip)) { print "$host_ip is access\n"; } $min_thread--; $p->close(); }