X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FNNTPD.pm;h=1e4ddd18430e5d4c904ad556b8f97f7f0f0f7b45;hb=af0b0fb7a454470a32c452119d0392e0dedb3fe1;hp=953228d0287823ea691e461fb5fae5b86f8c6e99;hpb=0d38f65c490466837ae091afa7a7b6f59d04ce7c;p=public-inbox.git

diff --git a/lib/PublicInbox/NNTPD.pm b/lib/PublicInbox/NNTPD.pm
index 953228d0..1e4ddd18 100644
--- a/lib/PublicInbox/NNTPD.pm
+++ b/lib/PublicInbox/NNTPD.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2021 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 
 # represents an NNTPD (currently a singleton),
@@ -36,10 +36,12 @@ sub refresh_groups {
 	my ($self, $sig) = @_;
 	my $pi_cfg = $sig ? PublicInbox::Config->new : $self->{pi_cfg};
 	my $groups = $pi_cfg->{-by_newsgroup}; # filled during each_inbox
+	my $cache = eval { $pi_cfg->ALL->misc->nntpd_cache_load } // {};
 	$pi_cfg->each_inbox(sub {
 		my ($ibx) = @_;
-		my $ngname = $ibx->{newsgroup};
-		if (defined($ngname) && $ibx->nntp_usable) {
+		my $ngname = $ibx->{newsgroup} // return;
+		my $ce = $cache->{$ngname};
+		if (($ce and (%$ibx = (%$ibx, %$ce))) || $ibx->nntp_usable) {
 			# only valid if msgmap and over works
 			# preload to avoid fragmentation:
 			$ibx->description;