1 files changed, 30 insertions, 0 deletions
diff --git a/lib/PublicInbox/LeiStoreErr.pm b/lib/PublicInbox/LeiStoreErr.pm
new file mode 100644
index 00000000..68ce96d6
--- /dev/null
+++ b/lib/PublicInbox/LeiStoreErr.pm
@@ -0,0 +1,30 @@
+# Copyright (C) 2021 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
+package PublicInbox::LeiStoreErr;
+use strict;
+use v5.10.1;
+use parent qw(PublicInbox::DS);
+use PublicInbox::Syscall qw(EPOLLIN EPOLLONESHOT);
+
+sub new {
+        my ($cls, $rd, $lei) = @_;
+        my $self = bless { sock => $rd, store_path => $lei->store_path }, $cls;
+        $self->SUPER::new($rd, EPOLLIN | EPOLLONESHOT);
+}
+
+sub event_step {
+        my ($self) = @_;
+        $self->do_read(\(my $rbuf), 4096) or return;
+        my $cb;
+        for my $lei (values %PublicInbox::DS::DescriptorMap) {
+                $cb = $lei->can('store_path') // next;
+                next if $cb->($lei) ne $self->{store_path};
+                my $err = $lei->{2} // next;
+                print $err $rbuf;
+        }
+}
+
+1;