#!/usr/bin/perl -w
# Copyright (C) 2016 all contributors
# License: AGPL-3.0+
#
# Standalone HTTP server for public-inbox.
use strict;
use warnings;
use Plack::Util;
use PublicInbox::Daemon;
use PublicInbox::HTTP;
use Plack::Request;
use Plack::Builder;
my %httpds;
my $app;
my $refresh = sub {
if (@ARGV) {
eval { $app = Plack::Util::load_psgi(@ARGV) };
if ($@) {
die $@,
"$0 runs in /, command-line paths must be absolute\n";
}
} else {
require PublicInbox::WWW;
PublicInbox::WWW->preload;
my $www = PublicInbox::WWW->new;
$app = eval {
my $deflate_types = eval {
require Plack::Middleware::Deflater;
[ 'text/html', 'text/plain',
'application/atom+xml' ]
};
builder {
enable 'Chunked';
if ($deflate_types) {
enable 'Deflater',
content_type => $deflate_types
}
enable 'ReverseProxy';
enable 'Head';
sub { $www->call(@_) };
};
};
}
};
daemon_run('0.0.0.0:8080', $refresh,
sub ($$$) { # post_accept
my ($client, $addr, $srv) = @_;
my $fd = fileno($srv);
my $h = $httpds{$fd} ||= PublicInbox::HTTPD->new($srv, $app);
PublicInbox::HTTP->new($client, $addr, $h),
});
1;
package PublicInbox::HTTPD::Async;
use strict;
use warnings;
use base qw(Danga::Socket);
use fields qw(cb);
sub new {
my ($class, $io, $cb) = @_;
my $self = fields::new($class);
$io->blocking(0);
$self->SUPER::new($io);
$self->{cb} = $cb;
$self->watch_read(1);
$self;
}
sub event_read { $_[0]->{cb}->() }
sub event_hup { $_[0]->{cb}->() }
sub event_err { $_[0]->{cb}->() }
sub sysread { shift->{sock}->sysread(@_) }
1;
package PublicInbox::HTTPD;
use strict;
use warnings;
use Plack::Util;
sub pi_httpd_async {
my ($io, $cb) = @_;
PublicInbox::HTTPD::Async->new($io, $cb);
}
sub new {
my ($class, $sock, $app) = @_;
my $n = getsockname($sock) or die "not a socket: $sock $!\n";
my ($port, $addr);
if (length($n) >= 28) {
require Socket6;
($port, $addr) = Socket6::unpack_sockaddr_in6($n);
} else {
($port, $addr) = Socket::unpack_sockaddr_in($n);
}
my %env = (
REMOTE_HOST => '',
REMOTE_PORT => 0,
SERVER_NAME => $addr,
SERVER_PORT => $port,
SCRIPT_NAME => '',
'psgi.version' => [ 1, 1 ],
'psgi.errors' => \*STDERR,
'psgi.url_scheme' => 'http',
'psgi.nonblocking' => Plack::Util::TRUE,
'psgi.streaming' => Plack::Util::TRUE,
'psgi.run_once' => Plack::Util::FALSE,
'psgi.multithread' => Plack::Util::FALSE,
'psgi.multiprocess' => Plack::Util::TRUE,
'psgix.harakiri'=> Plack::Util::FALSE,
'psgix.input.buffered' => Plack::Util::TRUE,
'pi-httpd.async' => do {
no warnings 'once';
*pi_httpd_async
},
);
bless {
err => \*STDERR,
out => \*STDOUT,
app => $app,
env => \%env,
}, $class;
}
1;