From 0b6098f90d269a57e04ba1c1d587891acdad4e3f Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Mon, 28 Nov 2022 05:32:02 +0000
Subject: [PATCH] lei_mirror: properly pack-refs in non-forkgroup repos

We need to ensure `git update-ref --stdin' is complete
before running `git pack-refs', otherwise loose refs can
remain while update-ref is still running.
---
 lib/PublicInbox/LeiMirror.pm | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/PublicInbox/LeiMirror.pm b/lib/PublicInbox/LeiMirror.pm
index 04d9494c..4464b6b1 100644
--- a/lib/PublicInbox/LeiMirror.pm
+++ b/lib/PublicInbox/LeiMirror.pm
@@ -315,7 +315,12 @@ sub fgrp_update {
 		upr($lei, $w, 'create', $ref, $oid);
 	}
 	close($w) or warn "E: close(update-ref --stdin): $! (need git 1.8.5+)\n";
-	$LIVE->{$pid} = [ \&reap_cmd, $fgrp, $cmd ];
+	my $pack = PublicInbox::OnDestroy->new($$, \&pack_dst, $fgrp);
+	$LIVE->{$pid} = [ \&reap_cmd, $fgrp, $cmd, $pack ];
+}
+
+sub pack_dst { # packs lightweight satellite repos
+	my ($fgrp) = @_;
 	pack_refs($fgrp, $fgrp->{cur_dst});
 }
 
-- 
2.44.0