-# Copyright (C) 2020-2021 all contributors <meta@public-inbox.org>
+# Copyright (C) all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
# base class for remote IPC calls and workqueues, requires Storable or Sereal
}
my $recv_cmd = PublicInbox::Spawn->can('recv_cmd4');
-my $send_cmd = PublicInbox::Spawn->can('send_cmd4') // do {
+our $send_cmd = PublicInbox::Spawn->can('send_cmd4') // do {
require PublicInbox::CmdIPC4;
$recv_cmd //= PublicInbox::CmdIPC4->can('recv_cmd4');
PublicInbox::CmdIPC4->can('send_cmd4');
}
}
+sub prepare_nonblock {
+ ($_[0]->{-wq_s1} // die 'BUG: no {-wq_s1}')->blocking(0);
+ $_[0]->{-reap_async} or die 'BUG: {-reap_async} needed for nonblock';
+ require PublicInbox::WQBlocked;
+}
+
+sub wq_nonblock_do { # always async
+ my ($self, $sub, @args) = @_;
+ my $buf = ipc_freeze([$sub, @args]);
+ if ($self->{wqb}) { # saturated once, assume saturated forever
+ $self->{wqb}->flush_send($buf);
+ } else {
+ $send_cmd->($self->{-wq_s1}, [], $buf, MSG_EOR) //
+ ($!{EAGAIN} ? PublicInbox::WQBlocked->new($self, $buf)
+ : croak("sendmsg: $!"));
+ }
+}
+
sub _wq_worker_start ($$$$) {
my ($self, $oldset, $fields, $one) = @_;
my ($bcast1, $bcast2);
sub wq_close {
my ($self) = @_;
+ if (my $wqb = delete $self->{wqb}) {
+ $self->{-reap_async} or die 'BUG: {-reap_async} unset';
+ $wqb->enq_close;
+ }
delete @$self{qw(-wq_s1 -wq_s2)} or return;
return if $self->{-reap_async};
my @pids = keys %{$self->{-wq_workers}};