inbox: perform cleanup of Git objects for coderepos

Otherwise, long-running but idle git processes may keep unlinked
packs around indefinitely and waste disk space.

1 files changed, 15 insertions, 2 deletions

diff --git a/lib/PublicInbox/Inbox.pm b/lib/PublicInbox/Inbox.pm
index d57e46d2..6fe896f4 100644
--- a/lib/PublicInbox/Inbox.pm
+++ b/lib/PublicInbox/Inbox.pm
@@ -22,12 +22,25 @@ my $cleanup_broken = $@;
 my $CLEANUP = {}; # string(inbox) -> inbox
 sub cleanup_task () {
         $cleanup_timer = undef;
+        my $next = {};
         for my $ibx (values %$CLEANUP) {
-                foreach my $f (qw(git mm search)) {
+                my $again;
+                foreach my $f (qw(mm search)) {
                         delete $ibx->{$f} if SvREFCNT($ibx->{$f}) == 1;
                 }
+                my $expire = time - 60;
+                if (my $git = $ibx->{git}) {
+                        $again = $git->cleanup($expire);
+                }
+                if (my $gits = $ibx->{-repo_objs}) {
+                        foreach my $git (@$gits) {
+                                $again = 1 if $git->cleanup($expire);
+                        }
+                }
+                $again ||= !!($ibx->{mm} || $ibx->{search});
+                $next->{"$ibx"} = $ibx if $again;
         }
-        $CLEANUP = {};
+        $CLEANUP = $next;
 }
 
 sub _cleanup_later ($) {