X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FHTTPD.pm;h=bae7281b7979f92b483a0a26c5cc7f542f7f3464;hb=HEAD;hp=1331a91ee9bf9c5f5f190f6be70ee6b77c7235d0;hpb=55b707d788ce13696e4411389583e720ea6dab01;p=public-inbox.git

diff --git a/lib/PublicInbox/HTTPD.pm b/lib/PublicInbox/HTTPD.pm
index 1331a91e..bae7281b 100644
--- a/lib/PublicInbox/HTTPD.pm
+++ b/lib/PublicInbox/HTTPD.pm
@@ -1,29 +1,36 @@
-# Copyright (C) 2016-2019 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>
 
 # wraps a listen socket for HTTP and links it to the PSGI app in
 # public-inbox-httpd
 package PublicInbox::HTTPD;
+use v5.10.1;
 use strict;
-use warnings;
-use Plack::Util;
+use Plack::Util ();
+use Plack::Builder;
+use PublicInbox::HTTP;
 use PublicInbox::HTTPD::Async;
-use PublicInbox::Daemon;
 
 sub pi_httpd_async { PublicInbox::HTTPD::Async->new(@_) }
 
-sub new {
-	my ($class, $sock, $app) = @_;
-	my $n = getsockname($sock) or die "not a socket: $sock $!\n";
-	my ($host, $port) = PublicInbox::Daemon::host_with_port($n);
+# we have a different env for ever listener socket for
+# SERVER_NAME, SERVER_PORT and psgi.url_scheme
+# envs: listener FD => PSGI env
+sub new { bless { envs => {}, err => \*STDERR }, __PACKAGE__ }
 
-	my %env = (
+# this becomes {srv_env} in PublicInbox::HTTP
+sub env_for ($$$) {
+	my ($self, $srv, $client) = @_;
+	my $n = getsockname($srv) or die "not a socket: $srv $!\n";
+	my ($host, $port) = PublicInbox::Daemon::host_with_port($n);
+	{
 		SERVER_NAME => $host,
 		SERVER_PORT => $port,
 		SCRIPT_NAME => '',
 		'psgi.version' => [ 1, 1 ],
-		'psgi.errors' => \*STDERR,
-		'psgi.url_scheme' => 'http',
+		'psgi.errors' => $self->{err},
+		'psgi.url_scheme' => $client->can('accept_SSL') ?
+					'https' : 'http',
 		'psgi.nonblocking' => Plack::Util::TRUE,
 		'psgi.streaming' => Plack::Util::TRUE,
 		'psgi.run_once'	 => Plack::Util::FALSE,
@@ -36,15 +43,49 @@ sub new {
 
 		# XXX unstable API!, only GitHTTPBackend needs
 		# this to limit git-http-backend(1) parallelism.
-		# The rest of our PSGI code is generic, relying
-		# on "pull" model using "getline" to prevent
-		# over-buffering.
-		'pi-httpd.async' => \&pi_httpd_async
-	);
-	bless {
-		app => $app,
-		env => \%env
-	}, $class;
+		# We also check for the truthiness of this to
+		# detect when to use async paths for slow blobs
+		'pi-httpd.async' => \&pi_httpd_async,
+		'pi-httpd.app' => $self->{app},
+		'pi-httpd.warn_cb' => $self->{warn_cb},
+	}
+}
+
+sub refresh_groups {
+	my ($self) = @_;
+	my $app;
+	$self->{psgi} //= $main::ARGV[0] if @main::ARGV;
+	if ($self->{psgi}) {
+		eval { $app = Plack::Util::load_psgi($self->{psgi}) };
+		die $@, <<EOM if $@;
+$0 runs in /, command-line paths must be absolute
+EOM
+	} else {
+		require PublicInbox::WWW;
+		my $www = PublicInbox::WWW->new;
+		$www->preload;
+		$app = builder {
+			eval { enable 'ReverseProxy' };
+			$@ and warn <<EOM;
+Plack::Middleware::ReverseProxy missing,
+URL generation for redirects may be wrong if behind a reverse proxy
+EOM
+			enable 'Head';
+			sub { $www->call(@_) };
+		};
+	}
+	$_->{'pi-httpd.app'} = $app for values %{$self->{envs}};
+	$self->{app} = $app;
+}
+
+sub post_accept_cb { # for Listener->{post_accept}
+	my ($self) = @_;
+	sub {
+		my ($client, $addr, $srv) = @_; # $_[4] - tls_wrap (unused)
+		PublicInbox::HTTP->new($client, $addr,
+				$self->{envs}->{fileno($srv)} //=
+					env_for($self, $srv, $client));
+	}
 }
 
 1;