diff options
Diffstat (limited to 'lib/PublicInbox/ConfigIter.pm')
-rw-r--r-- | lib/PublicInbox/ConfigIter.pm | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/PublicInbox/ConfigIter.pm b/lib/PublicInbox/ConfigIter.pm new file mode 100644 index 00000000..26cc70e2 --- /dev/null +++ b/lib/PublicInbox/ConfigIter.pm @@ -0,0 +1,28 @@ +# Copyright (C) 2020 all contributors <meta@public-inbox.org> +# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt> + +# Intended for PublicInbox::DS->EventLoop in read-only daemons +# to avoid each_inbox() monopolizing the event loop when hundreds/thousands +# of inboxes are in play. +package PublicInbox::ConfigIter; +use strict; +use v5.10.1; + +sub new { + my ($class, $pi_cfg, $cb, @args) = @_; + my $i = 0; + bless [ $pi_cfg, \$i, $cb, @args ], __PACKAGE__; +} + +# for PublicInbox::DS::next_tick, we only call this is if +# PublicInbox::DS is already loaded +sub event_step { + my $self = shift; + my ($pi_cfg, $i, $cb, @arg) = @$self; + my $section = $pi_cfg->{-section_order}->[$$i++]; + eval { $cb->($pi_cfg, $section, @arg) }; + warn "E: $@ in ${self}::event_step" if $@; + PublicInbox::DS::requeue($self) if defined($section); +} + +1; |