/usr/share/perl5/Mojo/Server/PSGI.pm is in libmojolicious-perl 7.59+dfsg-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 | package Mojo::Server::PSGI;
use Mojo::Base 'Mojo::Server';
sub run {
my ($self, $env) = @_;
my $tx = $self->build_tx;
my $req = $tx->req->parse($env);
$tx->local_port($env->{SERVER_PORT})->remote_address($env->{REMOTE_ADDR});
# Request body (may block if we try to read too much)
my $len = $env->{CONTENT_LENGTH};
until ($req->is_finished) {
my $chunk = ($len && $len < 131072) ? $len : 131072;
last unless my $read = $env->{'psgi.input'}->read(my $buffer, $chunk, 0);
$req->parse($buffer);
last if ($len -= $read) <= 0;
}
$self->emit(request => $tx);
# Response headers
my $res = $tx->res->fix_headers;
my $hash = $res->headers->to_hash(1);
my @headers;
for my $name (keys %$hash) { push @headers, $name, $_ for @{$hash->{$name}} }
# PSGI response
my $io = Mojo::Server::PSGI::_IO->new(tx => $tx, empty => $tx->is_empty);
return [$res->code // 404, \@headers, $io];
}
sub to_psgi_app {
my $self = shift;
# Preload application and wrap it
$self->app;
return sub { $self->run(@_) }
}
package Mojo::Server::PSGI::_IO;
use Mojo::Base -base;
# Finish transaction
sub close { shift->{tx}->closed }
sub getline {
my $self = shift;
# Empty
return undef if $self->{empty};
# No content yet, try again later
my $chunk = $self->{tx}->res->get_body_chunk($self->{offset} //= 0);
return '' unless defined $chunk;
# End of content
return undef unless length $chunk;
$self->{offset} += length $chunk;
return $chunk;
}
1;
=encoding utf8
=head1 NAME
Mojo::Server::PSGI - PSGI server
=head1 SYNOPSIS
use Mojo::Server::PSGI;
my $psgi = Mojo::Server::PSGI->new;
$psgi->unsubscribe('request')->on(request => sub {
my ($psgi, $tx) = @_;
# Request
my $method = $tx->req->method;
my $path = $tx->req->url->path;
# Response
$tx->res->code(200);
$tx->res->headers->content_type('text/plain');
$tx->res->body("$method request for $path!");
# Resume transaction
$tx->resume;
});
my $app = $psgi->to_psgi_app;
=head1 DESCRIPTION
L<Mojo::Server::PSGI> allows L<Mojolicious> applications to run on all L<PSGI>
compatible servers.
See L<Mojolicious::Guides::Cookbook/"DEPLOYMENT"> for more.
=head1 EVENTS
L<Mojo::Server::PSGI> inherits all events from L<Mojo::Server>.
=head1 ATTRIBUTES
L<Mojo::Server::PSGI> inherits all attributes from L<Mojo::Server>.
=head1 METHODS
L<Mojo::Server::PSGI> inherits all methods from L<Mojo::Server> and implements
the following new ones.
=head2 run
my $res = $psgi->run($env);
Run L<PSGI>.
=head2 to_psgi_app
my $app = $psgi->to_psgi_app;
Turn L<Mojo> application into L<PSGI> application.
=head1 SEE ALSO
L<Mojolicious>, L<Mojolicious::Guides>, L<http://mojolicious.org>.
=cut
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