now has 2 question
1、thread dont have Limit the number of running，how to limit?
2、my scirpt dont to update date to mssql
the nmap scan process has finshed， but the row "port" is a blank，not null。
#!/usr/bin/perl
use strict;
use warnings;
use DBI;
use threads;

my $dsn = 'DBI:Sybase:server=sql1';
my $dbh = DBI->connect($dsn, "test", 'oray.com');
die "unable to connect to server $DBI::errstr" unless $dbh;
$dbh->do("use portscan");
my $query = "SELECT domainname FROM psinfo";
my $sth = $dbh->prepare ($query) or die "prepare failed\n";
$sth->execute() or die "unable to execute query $query   error $DBI::e
+rrstr";

my $line;
my $myport;
while ($line = $sth->fetchrow_array()) {
my $new_thread = threads->new(\&scan_domain, $line);
print "$myport\n";  #for test
my $upd_sth = $dbh->prepare("update psinfo set port=\'$myport\' where 
+domainname=\'$line\'");
$upd_sth->execute() or die "unable to execute update line where name i
+s $line! error $DBI::errstr";
$upd_sth->finish;
}
sub scan_domain {
        my $s_myport;
        my $domain_name = shift;
        print "started thread for $domain_name\n";
        my @list =`nmap $line`;
        foreach(@list){      
            if($_=~/open/g){
                $_ =~ s/\/.*//g;
                if($s_myport)
                {$s_myport=$s_myport.','.$_;chomp $s_myport;} 
                else{$s_myport=$_; chomp $s_myport} 
            }
        }
        $myport=$s_myport;
}

$sth->finish;

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In reply to Re^4: how to write thread which was multithreaded port scan scripts for nmap by Anonymous Monk
in thread how to write thread which was multithreaded port scan scripts for nmap by Anonymous Monk

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