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|
package NDB::Util::SocketINET;
use strict;
use Carp;
use Symbol;
use Socket;
use Errno;
require NDB::Util::Socket;
use vars qw(@ISA);
@ISA = qw(NDB::Util::Socket);
# constructors
my $log;
sub initmodule {
$log = NDB::Util::Log->instance;
}
NDB::Util::SocketINET->attributes(
host => sub { /^\S+$/ },
port => sub { /^\d+$/ },
);
sub new {
my $class = shift;
@_ % 2 == 0 or confess 0+@_;
my(%attr) = @_;
my $socket = $class->SUPER::new(%attr,
domain => PF_INET, type => SOCK_STREAM, proto => 'tcp')
or $log->push, return undef;
return $socket;
}
sub connect {
my $socket = shift;
@_ == 2 or confess 0+@_;
my($host, $port) = @_;
$port =~ /^\d+$/ or confess 'oops';
my $iaddr = inet_aton($host);
if (! $iaddr) {
$log->put("host $host not found")->push($socket);
return undef;
}
my $paddr = pack_sockaddr_in($port, $iaddr);
$socket->SUPER::connect($paddr)
or $log->push, return undef;
$socket->sethost($host)
or $log->push, return undef;
$socket->setport($port)
or $log->push, return undef;
return 1;
}
sub bind {
my $socket = shift;
@_ == 1 or confess 0+@_;
my($port) = @_;
$port =~ /^\d+$/ or confess 'oops';
my $paddr = pack_sockaddr_in($port, INADDR_ANY);
$socket->SUPER::bind($paddr)
or $log->push, return undef;
$socket->setport($port)
or $log->push, return undef;
return 1;
}
sub acceptaddr {
my $csocket = shift;
@_ == 1 or confess 0+@_;
my($paddr) = @_;
my($port, $iaddr) = unpack_sockaddr_in($paddr);
my $host = gethostbyaddr($iaddr, AF_INET);
$csocket->sethost($host)
or $log->push, return undef;
$csocket->setport($port)
or $log->push, return undef;
$log->put("accept: host=%s port=%d",
$csocket->gethost, $csocket->getport)->push($csocket)->debug;
return 1;
}
1;
# vim:set sw=4:
|
