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|
#!/usr/bin/perl
use strict;
use warnings;
use IO::Async::Loop;
use IO::Async::Stream;
use IO::Async::Listener;
my $PORT = 12345;
my $loop = IO::Async::Loop->new;
my $listener = IO::Async::Listener->new(
on_accept => sub {
my $self = shift;
my ( $socket ) = @_;
# $socket is just an IO::Socket reference
my $peeraddr = $socket->peerhost . ":" . $socket->peerport;
print STDERR "Accepted new connection from $peeraddr\n";
my $clientstream = IO::Async::Stream->new(
handle => $socket,
on_read => sub {
my ( $self, $buffref, $closed ) = @_;
if( $$buffref =~ s/^(.*\n)// ) {
# eat a line from the stream input
my $line = $1;
$self->write( $line );
return 1;
}
return 0;
},
on_closed => sub {
print STDERR "Connection from $peeraddr closed\n";
},
);
$loop->add( $clientstream );
},
);
$loop->add( $listener );
$listener->listen(
service => $PORT,
socktype => 'stream',
on_resolve_error => sub { die "Cannot resolve - $_[0]\n"; },
on_listen_error => sub { die "Cannot listen\n"; },
);
$loop->loop_forever;
|
