experiments/protocol-v3/client.pl

#!/usr/bin/perl

use warnings;
use strict;

use IO::Socket::INET;
use IO::Select;
use Storable qw();
use Data::Dump qw(dump);

my $port = shift @ARGV;

my $sock = IO::Socket::INET->new(
        PeerAddr => '127.0.0.1',
        PeerPort => $port,
        Proto => 'tcp',
) || die $!;

my $sel = IO::Select->new($sock);
$sel->add($sock);

while (1) {
        for my $sock ($sel->can_read(1)) {
                my $request = Storable::fd_retrieve($sock);
                warn "[$port] <<<< ", dump($request), $/;
                my $response = { port => $port };
                $response->{ping} = 'pong' if $request->{ping};
                Storable::store_fd( $response, $sock );
                warn "[$port] >>>> ", dump($response), $/;
        }
}
1	#!/usr/bin/perl
2
3	use warnings;
4	use strict;
5
6	use IO::Socket::INET;
7	use IO::Select;
8	use Storable qw();
9	use Data::Dump qw(dump);
10
11	my $port = shift @ARGV;
12
13	my $sock = IO::Socket::INET->new(
14	PeerAddr => '127.0.0.1',
15	PeerPort => $port,
16	Proto => 'tcp',
17	) \|\| die $!;
18
19	my $sel = IO::Select->new($sock);
20	$sel->add($sock);
21
22	while (1) {
23	for my $sock ($sel->can_read(1)) {
24	my $request = Storable::fd_retrieve($sock);
25	warn "[$port] <<<< ", dump($request), $/;
26	my $response = { port => $port };
27	$response->{ping} = 'pong' if $request->{ping};
28	Storable::store_fd( $response, $sock );
29	warn "[$port] >>>> ", dump($response), $/;
30	}
31	}