/usr/share/perl5/Dancer2/Core/Runner.pm is in libdancer2-perl 0.152000+dfsg-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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 | package Dancer2::Core::Runner;
# ABSTRACT: Top-layer class to start a dancer app
$Dancer2::Core::Runner::VERSION = '0.152000';
use Moo;
use Carp 'croak';
use Dancer2::Core::MIME;
use Dancer2::Core::Types;
use Dancer2::Core::Dispatcher;
use HTTP::Server::PSGI;
use Plack::Builder qw();
# Hashref of configurable items for the runner.
# Defaults come from ENV vars. Updated via global triggers
# from app configs.
has config => (
is => 'ro',
isa => HashRef,
lazy => 1,
builder => '_build_config',
);
# FIXME: i hate this
has mime_type => (
is => 'ro',
isa => InstanceOf ['Dancer2::Core::MIME'],
default => sub { Dancer2::Core::MIME->new(); },
);
has server => (
is => 'ro',
isa => InstanceOf['HTTP::Server::PSGI'],
lazy => 1,
builder => '_build_server',
handles => ['run'],
);
has apps => (
is => 'ro',
isa => ArrayRef,
default => sub { [] },
);
has postponed_hooks => (
is => 'ro',
isa => HashRef,
default => sub { +{} },
);
has environment => (
is => 'ro',
isa => Str,
required => 1,
default => sub {
$ENV{DANCER_ENVIRONMENT} || $ENV{PLACK_ENV} || 'development'
},
);
has host => (
is => 'ro',
lazy => 1,
default => sub { $_[0]->config->{'host'} },
);
has port => (
is => 'ro',
lazy => 1,
default => sub { $_[0]->config->{'port'} },
);
has timeout => (
is => 'ro',
lazy => 1,
default => sub { $_[0]->config->{'timeout'} },
);
sub _build_server {
my $self = shift;
HTTP::Server::PSGI->new(
host => $self->host,
port => $self->port,
timeout => $self->timeout,
server_software => "Perl Dancer2 $Dancer2::VERSION",
);
}
sub _build_config {
my $self = shift;
$ENV{PLACK_ENV}
and $ENV{DANCER_APPHANDLER} = 'PSGI';
return {
behind_proxy => 0,
apphandler => ( $ENV{DANCER_APPHANDLER} || 'Standalone' ),
warnings => ( $ENV{DANCER_WARNINGS} || 0 ),
traces => ( $ENV{DANCER_TRACES} || 0 ),
host => ( $ENV{DANCER_SERVER} || '0.0.0.0' ),
port => ( $ENV{DANCER_PORT} || '3000' ),
server_tokens => ( defined $ENV{DANCER_SERVER_TOKENS} ?
$ENV{DANCER_SERVER_TOKENS} :
1 ),
startup_info => ( defined $ENV{DANCER_STARTUP_INFO} ?
$ENV{DANCER_STARTUP_INFO} :
1 ),
};
}
sub BUILD {
my $self = shift;
# Enable traces if set by ENV var.
if (my $traces = $self->config->{traces} ) {
require Carp;
$Carp::Verbose = $traces ? 1 : 0;
};
# set the global runner object if one doesn't exist yet
# this can happen if you create one without going through Dancer2
# which doesn't trigger the import that creates it
defined $Dancer2::runner
or $Dancer2::runner = $self;
}
sub register_application {
my $self = shift;
my $app = shift;
push @{ $self->apps }, $app;
# add postponed hooks to our psgi app
$self->add_postponed_hooks( $app->name, $app->postponed_hooks );
}
sub add_postponed_hooks {
my $self = shift;
my $name = shift;
my $hooks = shift;
# merge postponed hooks
@{ $self->{'postponed_hooks'}{$name} }{ keys %{$hooks} } = values %{$hooks};
}
# decide what to start
# do we just return a PSGI app
# or do we actually start a development standalone server?
sub start {
my $self = shift;
my $app = $self->psgi_app;
# we decide whether we return a PSGI coderef
# or spin a local development PSGI server
$self->config->{'apphandler'} eq 'PSGI'
and return $app;
# FIXME: this should not include the server tokens
# since those are already added to the server itself
$self->start_server($app);
}
sub start_server {
my $self = shift;
my $app = shift;
# does not return
$self->print_banner;
$self->server->run($app);
}
sub psgi_app {
my ($self, $apps) = @_;
if ( $apps && @{$apps} ) {
my @found_apps = ();
foreach my $app_req ( @{$apps} ) {
if ( ref $app_req eq 'Regexp' ) {
# find it in the apps registry
push @found_apps,
grep +( $_->name =~ $app_req ), @{ $self->apps };
} elsif ( ref $app_req eq 'Dancer2::Core::App' ) {
# use it directly
push @found_apps, $app_req;
} elsif ( ! ref $app_req ) {
# find it in the apps registry
push @found_apps,
grep +( $_->name eq $app_req ), @{ $self->apps };
} else {
croak "Invalid input to psgi_app: $app_req";
}
}
$apps = \@found_apps;
} else {
# dispatch over all apps by default
$apps = $self->apps;
}
my $dispatcher = Dancer2::Core::Dispatcher->new( apps => $apps );
# initialize psgi_apps
# (calls ->finish on the apps and create their PSGI apps)
# the dispatcher caches that in the attribute
# so ->finish isn't actually called again if you run this method
$dispatcher->apps_psgi;
return sub {
my $env = shift;
# mark it as an old-style dispatching
$self->{'internal_dispatch'} = 1;
my $response = $dispatcher->dispatch($env);
# unmark it
delete $self->{'internal_dispatch'};
# cleanup
delete $self->{'internal_sessions'};
return $response;
};
}
sub print_banner {
my $self = shift;
my $pid = $$;
# we only print the info if we need to
$self->config->{'startup_info'} or return;
# bare minimum
print STDERR ">> Dancer2 v$Dancer2::VERSION server $pid listening "
. 'on http://'
. $self->host . ':'
. $self->port . "\n";
# all loaded plugins
foreach my $module ( grep { $_ =~ m{^Dancer2/Plugin/} } keys %INC ) {
$module =~ s{/}{::}g; # change / to ::
$module =~ s{\.pm$}{}; # remove .pm at the end
my $version = $module->VERSION;
defined $version or $version = 'no version number defined';
print STDERR ">> $module ($version)\n";
}
}
1;
__END__
=pod
=encoding UTF-8
=head1 NAME
Dancer2::Core::Runner - Top-layer class to start a dancer app
=head1 VERSION
version 0.152000
=head1 AUTHOR
Dancer Core Developers
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2014 by Alexis Sukrieh.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
|