1 # Copyright (C) 2021 all contributors <meta@public-inbox.org>
2 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
4 # for PublicInbox::IPC wq_* (work queue) workers
5 package PublicInbox::WQWorker;
8 use parent qw(PublicInbox::DS);
9 use PublicInbox::Syscall qw(EPOLLIN EPOLLEXCLUSIVE EPOLLET);
10 use Errno qw(EAGAIN ECONNRESET);
11 use IO::Handle (); # blocking
15 my $s2 = $wq->{-wq_s2} // die 'BUG: no -wq_s2';
17 my $self = bless { sock => $s2, wq => $wq }, __PACKAGE__;
18 $self->SUPER::new($s2, EPOLLEXCLUSIVE|EPOLLIN|EPOLLET);
26 $n = $self->{wq}->recv_and_run($self->{sock}, 4096 * 33);
28 return if !defined($n) && $! == EAGAIN; # likely
29 warn "wq worker error: $!\n" if !defined($n) && $! != ECONNRESET;
30 $self->{wq}->wq_atexit_child;
31 $self->close; # PublicInbox::DS::close