+#!/usr/bin/perl -w
+# Copyright (C) 2015 all contributors <meta@public-inbox.org>
+# License: AGPLv3 or later (https://www.gnu.org/licenses/agpl-3.0.txt)
+#
+# Standalone NNTP server for public-inbox.
+use strict;
+use warnings;
+require PublicInbox::Daemon;
+require PublicInbox::NewsGroup;
+require PublicInbox::NNTP;
+require PublicInbox::Config;
+my $nntpd = PublicInbox::NNTPD->new;
+daemon_run('0.0.0.0:119',
+ sub { $nntpd->refresh_groups }, # refresh
+ sub ($$$) { PublicInbox::NNTP->new($_[0], $nntpd) }); # post_accept
+
+1;
+package PublicInbox::NNTPD;
+use strict;
+use warnings;
+
+sub new {
+ my ($class) = @_;
+ bless {
+ groups => {},
+ err => \*STDERR,
+ out => \*STDOUT,
+ grouplist => [],
+ }, $class;
+}
+
+sub refresh_groups () {
+ my ($self) = @_;
+ my $pi_config = PublicInbox::Config->new;
+ my $new = {};
+ my @list;
+ foreach my $k (keys %$pi_config) {
+ $k =~ /\Apublicinbox\.([^\.]+)\.mainrepo\z/ or next;
+ my $g = $1;
+ my $git_dir = $pi_config->{$k};
+ my $addr = $pi_config->{"publicinbox.$g.address"};
+ my $ngname = $pi_config->{"publicinbox.$g.newsgroup"};
+ if (defined $ngname) {
+ next if ($ngname eq ''); # disabled
+ $g = $ngname;
+ }
+ my $ng = PublicInbox::NewsGroup->new($g, $git_dir, $addr);
+ my $old_ng = $self->{groups}->{$g};
+
+ # Reuse the old one if possible since it can hold
+ # references to valid mm and gcf objects
+ if ($old_ng) {
+ $old_ng->update($ng);
+ $ng = $old_ng;
+ }
+
+ # Only valid if msgmap and search works
+ if ($ng->usable) {
+ $new->{$g} = $ng;
+ push @list, $ng;
+ }
+ }
+ @list = sort { $a->{name} cmp $b->{name} } @list;
+ $self->{grouplist} = \@list;
+ # this will destroy old groups that got deleted
+ %{$self->{groups}} = %$new;
+}
+
+1;