use strict;
use warnings;

package Server;

use IO::Socket::SSL;
use Storable qw(nstore_fd);
use Data::Dumper;

unless (-d "certs") {
    if (-d "../certs") {
        chdir "..";
    } else {
        die "Please run this example from the IO::Socket::SSL distribution directory!\n";
    }
}

sub run {
   my $socket = IO::Socket::SSL->new(
      Listen => 5,
      LocalAddr => 'localhost',
      LocalPort => 9000,
      Proto     => 'tcp',
      Reuse     => 1,
      SSL_verify_mode => 0x01,
      SSL_passwd_cb => sub {return "bluebell"},
   ) or die "server: can't open socket over port 9000";

   warn "server initialized\n";

   while (my $client = $socket->accept()) {
      chomp (my $request = <$client>);
      next unless $request;
      warn "client request: $request\n";
      my %hash = (a=>1,b=>2,c=>3);
      nstore_fd(\%hash, $client) or die $!;
      close($client);
      close($socket);
   }
}

package Client;

use IO::Socket::SSL;
use Storable qw(fd_retrieve);
use Data::Dumper;

sub run {
   my $socket = IO::Socket::SSL->new(
      PeerAddr => 'localhost',
      PeerPort => '9000',
      Proto    => 'tcp',
      SSL_use_cert => 1,
      SSL_verify_mode => 0x01,
      SSL_passwd_cb => sub { return "opossum" }
   ) or die "client: can't connect to 127.0.0.1:9000";

   warn "client connected to server\n";
   print $socket "hash\n";
   my $data = fd_retrieve($socket) or die $!;
   warn Dumper($data);
   close($socket);
}

1;

if (my $pid = fork) {
   run Server;
   waitpid($pid,0);
} else {
   sleep 1;
   run Client;
}