/usr/share/perl5/Mojo/Server/PSGI.pm is in libmojolicious-perl 2.23-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 | package Mojo::Server::PSGI;
use Mojo::Base 'Mojo::Server';
use constant CHUNK_SIZE => $ENV{MOJO_CHUNK_SIZE} || 131072;
# "Things aren't as happy as they used to be down here at the unemployment
# office.
# Joblessness is no longer just for philosophy majors.
# Useful people are starting to feel the pinch."
sub run {
my ($self, $env) = @_;
# Environment
my $tx = $self->build_tx;
my $req = $tx->req;
$req->parse($env);
# Store connection information
$tx->remote_address($env->{REMOTE_ADDR});
$tx->local_port($env->{SERVER_PORT});
# Request body
my $len = $env->{CONTENT_LENGTH};
while (!$req->is_finished) {
my $chunk = ($len && $len < CHUNK_SIZE) ? $len : CHUNK_SIZE;
my $read = $env->{'psgi.input'}->read(my $buffer, $chunk, 0);
last unless $read;
$req->parse($buffer);
$len -= $read;
last if $len <= 0;
}
# Handle
$self->emit(request => $tx);
# Response headers
my $res = $tx->res;
$res->fix_headers;
my $headers = $res->content->headers;
my @headers;
for my $name (@{$headers->names}) {
for my $values ($headers->header($name)) {
push @headers, $name => $_ for @$values;
}
}
# PSGI response
return [$res->code || 404,
\@headers, Mojo::Server::PSGI::_IO->new(tx => $tx)];
}
# "Wow! Homer must have got one of those robot cars!
# *Car crashes in background*
# Yeah, one of those AMERICAN robot cars."
package Mojo::Server::PSGI::_IO;
use Mojo::Base -base;
sub close { shift->{tx}->server_close }
sub getline {
my $self = shift;
# Blocking read
my $res = $self->{tx}->res;
while (1) {
my $chunk = $res->get_body_chunk($self->{offset} //= 0);
# No content yet, try again
sleep 1 and next unless defined $chunk;
# End of content
return unless length $chunk;
# Content
$self->{offset} += length $chunk;
return $chunk;
}
}
1;
__END__
=head1 NAME
Mojo::Server::PSGI - PSGI server
=head1 SYNOPSIS
use Mojo::Server::PSGI;
my $psgi = Mojo::Server::PSGI->new;
$psgi->unsubscribe('request');
$psgi->on(request => sub {
my ($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 = sub { $psgi->run(@_) };
=head1 DESCRIPTION
L<Mojo::Server::PSGI> allows L<Mojo> applications to run on all PSGI
compatible servers.
See L<Mojolicious::Guides::Cookbook> for deployment recipes.
=head1 EVENTS
L<Mojo::Server::PSGI> inherits all events from L<Mojo::Server>.
=head1 METHODS
L<Mojo::Server::PSGI> inherits all methods from L<Mojo::Server> and
implements the following new ones.
=head2 C<run>
my $res = $psgi->run($env);
Start PSGI.
=head1 SEE ALSO
L<Mojolicious>, L<Mojolicious::Guides>, L<http://mojolicio.us>.
=cut
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