X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FLeiStoreErr.pm;h=47fa2277f2548310b0d4f7d7eab97b895cc77d86;hb=refs%2Fheads%2Fmaster;hp=68ce96d61d05e396aaecbfa06e6c736480a75b3a;hpb=842e684f0a4154787274843eb3c9be2eef11b160;p=public-inbox.git

diff --git a/lib/PublicInbox/LeiStoreErr.pm b/lib/PublicInbox/LeiStoreErr.pm
index 68ce96d6..47fa2277 100644
--- a/lib/PublicInbox/LeiStoreErr.pm
+++ b/lib/PublicInbox/LeiStoreErr.pm
@@ -1,29 +1,38 @@
-# Copyright (C) 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>
 
 # forwards stderr from lei/store process to any lei clients using
-# the same store
+# the same store, falls back to syslog if no matching clients exist.
 package PublicInbox::LeiStoreErr;
-use strict;
-use v5.10.1;
+use v5.12;
 use parent qw(PublicInbox::DS);
-use PublicInbox::Syscall qw(EPOLLIN EPOLLONESHOT);
+use PublicInbox::Syscall qw(EPOLLIN);
+use Sys::Syslog qw(openlog syslog closelog);
+use IO::Handle (); # ->blocking
 
 sub new {
 	my ($cls, $rd, $lei) = @_;
 	my $self = bless { sock => $rd, store_path => $lei->store_path }, $cls;
-	$self->SUPER::new($rd, EPOLLIN | EPOLLONESHOT);
+	$rd->blocking(0);
+	$self->SUPER::new($rd, EPOLLIN); # level-trigger
 }
 
 sub event_step {
 	my ($self) = @_;
-	$self->do_read(\(my $rbuf), 4096) or return;
-	my $cb;
+	my $n = sysread($self->{sock}, my $buf, 8192);
+	return ($!{EAGAIN} ? 0 : $self->close) if !defined($n);
+	return $self->close if !$n;
+	my $printed;
 	for my $lei (values %PublicInbox::DS::DescriptorMap) {
-		$cb = $lei->can('store_path') // next;
+		my $cb = $lei->can('store_path') // next;
 		next if $cb->($lei) ne $self->{store_path};
 		my $err = $lei->{2} // next;
-		print $err $rbuf;
+		print $err $buf and $printed = 1;
+	}
+	if (!$printed) {
+		openlog('lei/store', 'pid,nowait,nofatal,ndelay', 'user');
+		for my $l (split(/\n/, $buf)) { syslog('warning', '%s', $l) }
+		closelog(); # don't share across fork
 	}
 }