2 files changed, 8 insertions, 0 deletions
diff --git a/lib/PublicInbox/IMAP.pm b/lib/PublicInbox/IMAP.pm
index 9ae7c60e..d4ef6efe 100644
--- a/lib/PublicInbox/IMAP.pm
+++ b/lib/PublicInbox/IMAP.pm
@@ -1462,6 +1462,10 @@ sub cmd_starttls ($$) {
  # for graceful shutdown in PublicInbox::Daemon:
  sub busy {
          my ($self, $now) = @_;
+        if (defined($self->{-idle_tag})) {
+                $self->write(\"* BYE server shutting down\r\n");
+                return; # not busy anymore
+        }
          ($self->{rbuf} || $self->{wbuf} || $self->not_idle_long($now));
  }
  
diff --git a/lib/PublicInbox/InboxIdle.pm b/lib/PublicInbox/InboxIdle.pm
index d60d4f23..d0bb43c5 100644
--- a/lib/PublicInbox/InboxIdle.pm
+++ b/lib/PublicInbox/InboxIdle.pm
@@ -79,4 +79,8 @@ sub event_step {
          warn "$self->{inot}->poll err: $@\n" if $@;
  }
  
+# for graceful shutdown in PublicInbox::Daemon,
+# just ensure the FD gets closed ASAP and subscribers
+sub busy { 0 }
+
  1;