user/dev discussion of public-inbox itself
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5f785df72ae4fb387a3ddb8aa28464adc4d65bbb blob 1334 bytes (raw)

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# Copyright (C) 2020 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# internal class used by PublicInbox::Git + PublicInbox::DS
# This parses the output pipe of "git cat-file --batch"
#
# Note: this does NOT set the non-blocking flag, we expect `git cat-file'
# to be a local process, and git won't start writing a blob until it's
# fully read.  So minimize context switching and read as much as possible
# and avoid holding a buffer in our heap any longer than it has to live.
package PublicInbox::GitAsyncCat;
use strict;
use parent qw(PublicInbox::DS Exporter);
use PublicInbox::Syscall qw(EPOLLIN EPOLLET);
our @EXPORT = qw(git_async_cat);

sub _add {
	my ($class, $git) = @_;
	$git->batch_prepare;
	my $self = bless { git => $git }, $class;
	$self->SUPER::new($git->{in}, EPOLLIN|EPOLLET);
	\undef; # this is a true ref()
}

sub event_step {
	my ($self) = @_;
	my $git = $self->{git};
	return $self->close if ($git->{in} // 0) != ($self->{sock} // 1);
	my $inflight = $git->{inflight};
	if ($inflight && @$inflight) {
		$git->cat_async_step($inflight);
		$self->requeue if @$inflight || exists $git->{cat_rbuf};
	}
}

sub git_async_cat ($$$$) {
	my ($git, $oid, $cb, $arg) = @_;
	$git->cat_async($oid, $cb, $arg);
	$git->{async_cat} //= _add(__PACKAGE__, $git);
}

1;
debug log:

solving 5f785df7 ...
found 5f785df7 in https://80x24.org/public-inbox.git

user/dev discussion of public-inbox itself

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://public-inbox.org/meta
	git clone --mirror http://czquwvybam4bgbro.onion/meta
	git clone --mirror http://hjrcffqmbrq6wope.onion/meta
	git clone --mirror http://ou63pmih66umazou.onion/meta

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V1 meta meta/ https://public-inbox.org/meta \
		meta@public-inbox.org
	public-inbox-index meta

Example config snippet for mirrors.
Newsgroups are available over NNTP:
	nntp://news.public-inbox.org/inbox.comp.mail.public-inbox.meta
	nntp://ou63pmih66umazou.onion/inbox.comp.mail.public-inbox.meta
	nntp://czquwvybam4bgbro.onion/inbox.comp.mail.public-inbox.meta
	nntp://hjrcffqmbrq6wope.onion/inbox.comp.mail.public-inbox.meta
	nntp://news.gmane.io/gmane.mail.public-inbox.general
 note: .onion URLs require Tor: https://www.torproject.org/

code repositories for the project(s) associated with this inbox:

	https://80x24.org/public-inbox.git

AGPL code for this site: git clone https://public-inbox.org/public-inbox.git