lei: keep $lei around until workers are reaped

This prevents SharedKV->DESTROY in lei-daemon from triggering
before DB handles are closed in lei2mail processes.  The
{each_smsg_not_done} pipe was not sufficient in this case:
that gets closed at the end of the last git_to_mail callback
invocation.

3 files changed, 8 insertions, 8 deletions

diff --git a/lib/PublicInbox/IPC.pm b/lib/PublicInbox/IPC.pm
index 37f02944..689f32d0 100644
--- a/lib/PublicInbox/IPC.pm
+++ b/lib/PublicInbox/IPC.pm
@@ -137,7 +137,7 @@ sub ipc_worker_spawn {
 }
 
 sub ipc_worker_reap { # dwaitpid callback
-        my ($self, $pid) = @_;
+        my ($args, $pid) = @_;
         return if !$?;
         # TERM(15) is our default exit signal, PIPE(13) is likely w/ pager
         my $s = $? & 127;
@@ -145,9 +145,9 @@ sub ipc_worker_reap { # dwaitpid callback
 }
 
 sub wq_wait_old {
-        my ($self) = @_;
+        my ($self, $args) = @_;
         my $pids = delete $self->{"-wq_old_pids.$$"} or return;
-        dwaitpid($_, \&ipc_worker_reap, $self) for @$pids;
+        dwaitpid($_, \&ipc_worker_reap, [$self, $args]) for @$pids;
 }
 
 # for base class, override in sub classes
@@ -164,7 +164,7 @@ sub ipc_atfork_child {
 
 # idempotent, can be called regardless of whether worker is active or not
 sub ipc_worker_stop {
-        my ($self) = @_;
+        my ($self, $args) = @_;
         my ($pid, $ppid) = delete(@$self{qw(-ipc_pid -ipc_ppid)});
         my ($w_req, $r_res) = delete(@$self{qw(-ipc_req -ipc_res)});
         if (!$w_req && !$r_res) {
@@ -175,7 +175,7 @@ sub ipc_worker_stop {
         $w_req = $r_res = undef;
 
         return if $$ != $ppid;
-        dwaitpid($pid, \&ipc_worker_reap, $self);
+        dwaitpid($pid, \&ipc_worker_reap, [$self, $args]);
 }
 
 # use this if we have multiple readers reading curl or "pigz -dc"
diff --git a/lib/PublicInbox/LEI.pm b/lib/PublicInbox/LEI.pm
index c0b90451..4f7ed171 100644
--- a/lib/PublicInbox/LEI.pm
+++ b/lib/PublicInbox/LEI.pm
@@ -860,7 +860,7 @@ sub dclose {
                 if ($wq->wq_kill) {
                         $wq->wq_close
                 } elsif ($wq->wq_kill_old) {
-                        $wq->wq_wait_old;
+                        $wq->wq_wait_old($self);
                 }
         }
         close(delete $self->{1}) if $self->{1}; # may reap_compress
diff --git a/lib/PublicInbox/LeiXSearch.pm b/lib/PublicInbox/LeiXSearch.pm
index de82a7da..b4a9b89d 100644
--- a/lib/PublicInbox/LeiXSearch.pm
+++ b/lib/PublicInbox/LeiXSearch.pm
@@ -283,7 +283,7 @@ sub query_done { # EOF callback
         my $has_l2m = exists $lei->{l2m};
         for my $f (qw(lxs l2m)) {
                 my $wq = delete $lei->{$f} or next;
-                $wq->wq_wait_old;
+                $wq->wq_wait_old($lei);
         }
         $lei->{ovv}->ovv_end($lei);
         if ($has_l2m) { # close() calls LeiToMail reap_compress
@@ -359,7 +359,7 @@ sub sigpipe_handler { # handles SIGPIPE from l2m/lxs workers
         my ($lei) = @_;
         my $lxs = delete $lei->{lxs};
         if ($lxs && $lxs->wq_kill_old) { # is this the daemon?
-                $lxs->wq_wait_old;
+                $lxs->wq_wait_old($lei);
         }
         close(delete $lei->{1}) if $lei->{1};
         $lei->x_it(13);