1#!perl
2
3use 5.008001;
4
5use strict;
6use warnings;
7
8use Test::More;
9
10BEGIN {
11    if (!eval { require Socket }) {
12        plan skip_all => "no Socket";
13    }
14    elsif (ord('A') == 193 && !eval { require Convert::EBCDIC }) {
15        plan skip_all => "EBCDIC but no Convert::EBCDIC";
16    }
17}
18
19use Config;
20use File::Temp 'tempfile';
21use Net::NNTP;
22
23my $debug = 0; # Net::NNTP->new( Debug => .. )
24
25my $inet6class = Net::NNTP->can_inet6;
26plan skip_all => "no IPv6 support found in Net::NNTP" if ! $inet6class;
27
28plan skip_all => "fork not supported on this platform"
29  unless $Config::Config{d_fork} || $Config::Config{d_pseudofork} ||
30    (($^O eq 'MSWin32' || $^O eq 'NetWare') and
31     $Config::Config{useithreads} and
32     $Config::Config{ccflags} =~ /-DPERL_IMPLICIT_SYS/);
33
34my $srv = $inet6class->new(
35  LocalAddr => '::1',
36  Listen => 10
37);
38plan skip_all => "cannot create listener on ::1: $!" if ! $srv;
39my $host = $srv->sockhost;
40my $port = $srv->sockport;
41note("server on $host port $port");
42
43plan tests => 1;
44
45defined( my $pid = fork()) or die "fork failed: $!";
46exit(nntp_server()) if ! $pid;
47
48my $cl = Net::NNTP->new(Host => $host, Port => $port,, Debug => $debug);
49note("created Net::NNTP object");
50if (!$cl) {
51  fail("IPv6 NNTP connect failed");
52} else {
53  $cl->quit;
54  pass("IPv6 success");
55}
56wait;
57
58sub nntp_server {
59  my $ssl = shift;
60  my $cl = $srv->accept or die "accept failed: $!";
61  print $cl "200 nntp.example.com\r\n";
62  while (<$cl>) {
63    my ($cmd,$arg) = m{^(\S+)(?: +(.*))?\r\n} or die $_;
64    $cmd = uc($cmd);
65    if ($cmd eq 'QUIT' ) {
66      print $cl "205 bye\r\n";
67      last;
68    } elsif ( $cmd eq 'MODE' ) {
69      print $cl "201 Posting denied\r\n";
70    } else {
71      diag("received unknown command: $cmd");
72      print "500 unknown cmd\r\n";
73    }
74  }
75  note("NNTP dialog done");
76  return 0;
77}
78