Commit | Line | Data |
ca61af20 |
1 | package Catalyst::Engine::HTTP; |
45374ac6 |
2 | |
7fa2c9c1 |
3 | use Moose; |
4 | extends 'Catalyst::Engine::CGI'; |
0fc2d522 |
5 | |
4bb8bd62 |
6 | use Data::Dump qw(dump); |
fbcc39ad |
7 | use Errno 'EWOULDBLOCK'; |
055ff026 |
8 | use HTTP::Date (); |
06744540 |
9 | use HTTP::Headers; |
fbcc39ad |
10 | use HTTP::Status; |
fbcc39ad |
11 | use Socket; |
6c7a1d2f |
12 | use IO::Socket::INET (); |
b5ecfcf0 |
13 | use IO::Select (); |
45374ac6 |
14 | |
333123ef |
15 | use constant CHUNKSIZE => 64 * 1024; |
16 | use constant DEBUG => $ENV{CATALYST_HTTP_DEBUG} || 0; |
4bb8bd62 |
17 | |
aa17df21 |
18 | use namespace::clean -except => 'meta'; |
19 | |
02570318 |
20 | has options => ( is => 'rw' ); |
21 | has _keepalive => ( is => 'rw', predicate => '_is_keepalive', clearer => '_clear_keepalive' ); |
22 | has _write_error => ( is => 'rw', predicate => '_has_write_error' ); |
23 | |
11c270bd |
24 | # Refactoring note - could/should Eliminate all instances of $self->{inputbuf}, |
25 | # which I haven't touched as it is used as an lvalue in a lot of places, and I guess |
26 | # doing it differently could be expensive.. Feel free to refactor and NYTProf :) |
27 | |
45374ac6 |
28 | =head1 NAME |
29 | |
ca61af20 |
30 | Catalyst::Engine::HTTP - Catalyst HTTP Engine |
45374ac6 |
31 | |
32 | =head1 SYNOPSIS |
33 | |
ca61af20 |
34 | A script using the Catalyst::Engine::HTTP module might look like: |
45374ac6 |
35 | |
36 | #!/usr/bin/perl -w |
37 | |
ca61af20 |
38 | BEGIN { $ENV{CATALYST_ENGINE} = 'HTTP' } |
45374ac6 |
39 | |
40 | use strict; |
41 | use lib '/path/to/MyApp/lib'; |
42 | use MyApp; |
43 | |
44 | MyApp->run; |
45 | |
46 | =head1 DESCRIPTION |
47 | |
48 | This is the Catalyst engine specialized for development and testing. |
49 | |
fbcc39ad |
50 | =head1 METHODS |
51 | |
b5ecfcf0 |
52 | =head2 $self->finalize_headers($c) |
fbcc39ad |
53 | |
54 | =cut |
55 | |
56 | sub finalize_headers { |
57 | my ( $self, $c ) = @_; |
58 | my $protocol = $c->request->protocol; |
59 | my $status = $c->response->status; |
60 | my $message = status_message($status); |
7fa2c9c1 |
61 | my $res_headers = $c->response->headers; |
62 | |
06744540 |
63 | my @headers; |
64 | push @headers, "$protocol $status $message"; |
7fa2c9c1 |
65 | |
66 | $res_headers->header( Date => HTTP::Date::time2str(time) ); |
67 | $res_headers->header( Status => $status ); |
68 | |
7f3c5736 |
69 | # Should we keep the connection open? |
70 | my $connection = $c->request->header('Connection'); |
c6d27fac |
71 | if ( $self->options |
72 | && $self->options->{keepalive} |
b0ad47c1 |
73 | && $connection |
7f3c5736 |
74 | && $connection =~ /^keep-alive$/i |
75 | ) { |
7fa2c9c1 |
76 | $res_headers->header( Connection => 'keep-alive' ); |
02570318 |
77 | $self->_keepalive(1); |
7f3c5736 |
78 | } |
79 | else { |
7fa2c9c1 |
80 | $res_headers->header( Connection => 'close' ); |
7f3c5736 |
81 | } |
7fa2c9c1 |
82 | |
83 | push @headers, $res_headers->as_string("\x0D\x0A"); |
84 | |
06744540 |
85 | # Buffer the headers so they are sent with the first write() call |
86 | # This reduces the number of TCP packets we are sending |
02570318 |
87 | $self->_header_buf( join("\x0D\x0A", @headers, '') ); |
fbcc39ad |
88 | } |
89 | |
b5ecfcf0 |
90 | =head2 $self->finalize_read($c) |
fbcc39ad |
91 | |
92 | =cut |
93 | |
1c6a35b1 |
94 | before finalize_read => sub { |
fbcc39ad |
95 | # Never ever remove this, it would result in random length output |
96 | # streams if STDIN eq STDOUT (like in the HTTP engine) |
4f5ebacd |
97 | *STDIN->blocking(1); |
4090e3bb |
98 | }; |
fbcc39ad |
99 | |
b5ecfcf0 |
100 | =head2 $self->prepare_read($c) |
fbcc39ad |
101 | |
102 | =cut |
103 | |
1c6a35b1 |
104 | before prepare_read => sub { |
fbcc39ad |
105 | # Set the input handle to non-blocking |
4f5ebacd |
106 | *STDIN->blocking(0); |
4090e3bb |
107 | }; |
fbcc39ad |
108 | |
b5ecfcf0 |
109 | =head2 $self->read_chunk($c, $buffer, $length) |
fbcc39ad |
110 | |
111 | =cut |
112 | |
113 | sub read_chunk { |
114 | my $self = shift; |
115 | my $c = shift; |
b0ad47c1 |
116 | |
4bb8bd62 |
117 | # If we have any remaining data in the input buffer, send it back first |
118 | if ( $_[0] = delete $self->{inputbuf} ) { |
119 | my $read = length( $_[0] ); |
120 | DEBUG && warn "read_chunk: Read $read bytes from previous input buffer\n"; |
121 | return $read; |
122 | } |
fbcc39ad |
123 | |
124 | # support for non-blocking IO |
4f5ebacd |
125 | my $rin = ''; |
126 | vec( $rin, *STDIN->fileno, 1 ) = 1; |
fbcc39ad |
127 | |
128 | READ: |
129 | { |
130 | select( $rin, undef, undef, undef ); |
4f5ebacd |
131 | my $rc = *STDIN->sysread(@_); |
fbcc39ad |
132 | if ( defined $rc ) { |
4bb8bd62 |
133 | DEBUG && warn "read_chunk: Read $rc bytes from socket\n"; |
fbcc39ad |
134 | return $rc; |
135 | } |
136 | else { |
137 | next READ if $! == EWOULDBLOCK; |
138 | return; |
139 | } |
140 | } |
141 | } |
142 | |
00c99324 |
143 | =head2 $self->write($c, $buffer) |
144 | |
e512dd24 |
145 | Writes the buffer to the client. |
00c99324 |
146 | |
147 | =cut |
148 | |
4090e3bb |
149 | around write => sub { |
150 | my $orig = shift; |
4bb8bd62 |
151 | my ( $self, $c, $buffer ) = @_; |
7fa2c9c1 |
152 | |
85d9fce6 |
153 | # Avoid 'print() on closed filehandle Remote' warnings when using IE |
154 | return unless *STDOUT->opened(); |
155 | |
85d9fce6 |
156 | # Prepend the headers if they have not yet been sent |
02570318 |
157 | if ( $self->_has_header_buf ) { |
eb511a78 |
158 | $self->_warn_on_write_error( |
26901354 |
159 | $self->$orig($c, $self->_clear_header_buf) |
eb511a78 |
160 | ); |
4bb8bd62 |
161 | } |
7fa2c9c1 |
162 | |
eb511a78 |
163 | $self->_warn_on_write_error($self->$orig($c, $buffer)); |
164 | }; |
7fa2c9c1 |
165 | |
eb511a78 |
166 | sub _warn_on_write_error { |
167 | my ($self, $ret) = @_; |
e512dd24 |
168 | if ( !defined $ret ) { |
02570318 |
169 | $self->_write_error($!); |
e2b0ddd3 |
170 | DEBUG && warn "write: Failed to write response ($!)\n"; |
4bb8bd62 |
171 | } |
9f3ebd8a |
172 | else { |
173 | DEBUG && warn "write: Wrote response ($ret bytes)\n"; |
174 | } |
4bb8bd62 |
175 | return $ret; |
eb511a78 |
176 | } |
00c99324 |
177 | |
b5ecfcf0 |
178 | =head2 run |
fbcc39ad |
179 | |
180 | =cut |
181 | |
182 | # A very very simple HTTP server that initializes a CGI environment |
183 | sub run { |
37553dc8 |
184 | my ( $self, $class, $port, $host, $options ) = @_; |
fbcc39ad |
185 | |
4eeca0f2 |
186 | $options ||= {}; |
63182b08 |
187 | |
02570318 |
188 | $self->options($options); |
1cf1c56a |
189 | |
e1576f62 |
190 | if ($options->{background}) { |
191 | my $child = fork; |
192 | die "Can't fork: $!" unless defined($child); |
44c6d25a |
193 | return $child if $child; |
e1576f62 |
194 | } |
195 | |
57a87bb3 |
196 | my $restart = 0; |
6a5aa41c |
197 | local $SIG{CHLD} = 'IGNORE'; |
fbcc39ad |
198 | |
1cf1c56a |
199 | my $allowed = $options->{allowed} || { '127.0.0.1' => '255.255.255.255' }; |
6c7a1d2f |
200 | my $addr = $host ? inet_aton($host) : INADDR_ANY; |
201 | if ( $addr eq INADDR_ANY ) { |
fbcc39ad |
202 | require Sys::Hostname; |
6c7a1d2f |
203 | $host = lc Sys::Hostname::hostname(); |
fbcc39ad |
204 | } |
205 | else { |
6c7a1d2f |
206 | $host = gethostbyaddr( $addr, AF_INET ) || inet_ntoa($addr); |
fbcc39ad |
207 | } |
6c7a1d2f |
208 | |
209 | # Handle requests |
210 | |
211 | # Setup socket |
212 | my $daemon = IO::Socket::INET->new( |
213 | Listen => SOMAXCONN, |
214 | LocalAddr => inet_ntoa($addr), |
215 | LocalPort => $port, |
216 | Proto => 'tcp', |
217 | ReuseAddr => 1, |
218 | Type => SOCK_STREAM, |
219 | ) |
41e1a0b0 |
220 | or die "Couldn't create daemon: $@"; |
6c7a1d2f |
221 | |
63182b08 |
222 | $port = $daemon->sockport(); |
223 | |
6c7a1d2f |
224 | my $url = "http://$host"; |
225 | $url .= ":$port" unless $port == 80; |
226 | |
fbcc39ad |
227 | print "You can connect to your server at $url\n"; |
fbcc39ad |
228 | |
e1576f62 |
229 | if ($options->{background}) { |
230 | open STDIN, "+</dev/null" or die $!; |
231 | open STDOUT, ">&STDIN" or die $!; |
232 | open STDERR, ">&STDIN" or die $!; |
233 | if ( $^O !~ /MSWin32/ ) { |
234 | require POSIX; |
235 | POSIX::setsid() |
236 | or die "Can't start a new session: $!"; |
237 | } |
238 | } |
239 | |
240 | if (my $pidfile = $options->{pidfile}) { |
241 | if (! open PIDFILE, "> $pidfile") { |
242 | warn("Cannot open: $pidfile: $!"); |
243 | } |
244 | print PIDFILE "$$\n"; |
245 | close PIDFILE; |
246 | } |
247 | |
4bb8bd62 |
248 | my $pid = undef; |
7fa2c9c1 |
249 | |
4bb8bd62 |
250 | # Ignore broken pipes as an HTTP server should |
251 | local $SIG{PIPE} = 'IGNORE'; |
7fa2c9c1 |
252 | |
b095458a |
253 | # Restart on HUP |
7fa2c9c1 |
254 | local $SIG{HUP} = sub { |
b095458a |
255 | $restart = 1; |
256 | warn "Restarting server on SIGHUP...\n"; |
257 | }; |
7fa2c9c1 |
258 | |
4bb8bd62 |
259 | LISTEN: |
260 | while ( !$restart ) { |
7fa2c9c1 |
261 | while ( accept( Remote, $daemon ) ) { |
4bb8bd62 |
262 | DEBUG && warn "New connection\n"; |
fbcc39ad |
263 | |
4bb8bd62 |
264 | select Remote; |
fbcc39ad |
265 | |
4bb8bd62 |
266 | Remote->blocking(1); |
7fa2c9c1 |
267 | |
7f3c5736 |
268 | # Read until we see all headers |
4bb8bd62 |
269 | $self->{inputbuf} = ''; |
7fa2c9c1 |
270 | |
7f3c5736 |
271 | if ( !$self->_read_headers ) { |
272 | # Error reading, give up |
059c085b |
273 | close Remote; |
7f3c5736 |
274 | next LISTEN; |
4bb8bd62 |
275 | } |
fbcc39ad |
276 | |
4bb8bd62 |
277 | my ( $method, $uri, $protocol ) = $self->_parse_request_line; |
7fa2c9c1 |
278 | |
4bb8bd62 |
279 | DEBUG && warn "Parsed request: $method $uri $protocol\n"; |
7fa2c9c1 |
280 | next unless $method; |
57a87bb3 |
281 | |
4bb8bd62 |
282 | unless ( uc($method) eq 'RESTART' ) { |
57a87bb3 |
283 | |
4bb8bd62 |
284 | # Fork |
7fa2c9c1 |
285 | if ( $options->{fork} ) { |
1b45d7e5 |
286 | if ( $pid = fork ) { |
287 | DEBUG && warn "Forked child $pid\n"; |
288 | next; |
289 | } |
290 | } |
6c7a1d2f |
291 | |
4bb8bd62 |
292 | $self->_handler( $class, $port, $method, $uri, $protocol ); |
63182b08 |
293 | |
02570318 |
294 | if ( $self->_has_write_error ) { |
4bb8bd62 |
295 | close Remote; |
63182b08 |
296 | |
1b45d7e5 |
297 | if ( !defined $pid ) { |
298 | next LISTEN; |
299 | } |
4bb8bd62 |
300 | } |
fbcc39ad |
301 | |
1b45d7e5 |
302 | if ( defined $pid ) { |
303 | # Child process, close connection and exit |
304 | DEBUG && warn "Child process exiting\n"; |
305 | $daemon->close; |
306 | exit; |
307 | } |
1cf1c56a |
308 | } |
4bb8bd62 |
309 | else { |
310 | my $sockdata = $self->_socket_data( \*Remote ); |
311 | my $ipaddr = _inet_addr( $sockdata->{peeraddr} ); |
312 | my $ready = 0; |
313 | foreach my $ip ( keys %$allowed ) { |
314 | my $mask = $allowed->{$ip}; |
315 | $ready = ( $ipaddr & _inet_addr($mask) ) == _inet_addr($ip); |
316 | last if $ready; |
317 | } |
318 | if ($ready) { |
319 | $restart = 1; |
320 | last; |
321 | } |
1cf1c56a |
322 | } |
4bb8bd62 |
323 | } |
324 | continue { |
325 | close Remote; |
326 | } |
fbcc39ad |
327 | } |
63182b08 |
328 | |
6c7a1d2f |
329 | $daemon->close; |
63182b08 |
330 | |
4bb8bd62 |
331 | DEBUG && warn "Shutting down\n"; |
37553dc8 |
332 | |
57a87bb3 |
333 | if ($restart) { |
60c38e3e |
334 | $SIG{CHLD} = 'DEFAULT'; |
6844bc1c |
335 | wait; |
e37e3977 |
336 | |
337 | ### if the standalone server was invoked with perl -I .. we will loose |
338 | ### those include dirs upon re-exec. So add them to PERL5LIB, so they |
339 | ### are available again for the exec'ed process --kane |
340 | use Config; |
63182b08 |
341 | $ENV{PERL5LIB} .= join $Config{path_sep}, @INC; |
342 | |
30b70903 |
343 | exec $^X, $0, @{ $options->{argv} || [] }; |
60c38e3e |
344 | } |
57a87bb3 |
345 | |
346 | exit; |
fbcc39ad |
347 | } |
348 | |
6c7a1d2f |
349 | sub _handler { |
350 | my ( $self, $class, $port, $method, $uri, $protocol ) = @_; |
351 | |
6c7a1d2f |
352 | local *STDIN = \*Remote; |
353 | local *STDOUT = \*Remote; |
354 | |
355 | # We better be careful and just use 1.0 |
356 | $protocol = '1.0'; |
357 | |
358 | my $sockdata = $self->_socket_data( \*Remote ); |
359 | my %copy_of_env = %ENV; |
360 | |
361 | my $sel = IO::Select->new; |
362 | $sel->add( \*STDIN ); |
b0ad47c1 |
363 | |
3bcb3aae |
364 | REQUEST: |
683762ca |
365 | while (1) { |
366 | my ( $path, $query_string ) = split /\?/, $uri, 2; |
b0ad47c1 |
367 | |
5e2186c5 |
368 | # URI is not the same as path. Remove scheme, domain name and port from it |
369 | $path =~ s{^https?://[^/?#]+}{}; |
370 | |
7f3c5736 |
371 | # Initialize CGI environment |
372 | local %ENV = ( |
373 | PATH_INFO => $path || '', |
374 | QUERY_STRING => $query_string || '', |
375 | REMOTE_ADDR => $sockdata->{peeraddr}, |
7f3c5736 |
376 | REQUEST_METHOD => $method || '', |
377 | SERVER_NAME => $sockdata->{localname}, |
378 | SERVER_PORT => $port, |
379 | SERVER_PROTOCOL => "HTTP/$protocol", |
380 | %copy_of_env, |
381 | ); |
cf26c39c |
382 | |
7f3c5736 |
383 | # Parse headers |
384 | if ( $protocol >= 1 ) { |
385 | $self->_parse_headers; |
386 | } |
6c7a1d2f |
387 | |
7f3c5736 |
388 | # Pass flow control to Catalyst |
60f8e66a |
389 | { |
390 | # FIXME: don't ignore SIGCHLD while handling requests so system() |
391 | # et al. work within actions. it might be a little risky to do that |
392 | # this far out, but then again it's only the dev server anyway. |
393 | local $SIG{CHLD} = 'DEFAULT'; |
394 | |
8317b3d1 |
395 | $class->handle_request( env => \%ENV ); |
60f8e66a |
396 | } |
b0ad47c1 |
397 | |
7f3c5736 |
398 | DEBUG && warn "Request done\n"; |
b0ad47c1 |
399 | |
7f3c5736 |
400 | # Allow keepalive requests, this is a hack but we'll support it until |
401 | # the next major release. |
02570318 |
402 | if ( $self->_is_keepalive ) { |
403 | $self->_clear_keepalive; |
b0ad47c1 |
404 | |
7f3c5736 |
405 | DEBUG && warn "Reusing previous connection for keep-alive request\n"; |
b0ad47c1 |
406 | |
407 | if ( $sel->can_read(1) ) { |
7f3c5736 |
408 | if ( !$self->_read_headers ) { |
409 | # Error reading, give up |
410 | last REQUEST; |
411 | } |
412 | |
413 | ( $method, $uri, $protocol ) = $self->_parse_request_line; |
b0ad47c1 |
414 | |
7f3c5736 |
415 | DEBUG && warn "Parsed request: $method $uri $protocol\n"; |
b0ad47c1 |
416 | |
7f3c5736 |
417 | # Force HTTP/1.0 |
418 | $protocol = '1.0'; |
b0ad47c1 |
419 | |
7f3c5736 |
420 | next REQUEST; |
421 | } |
b0ad47c1 |
422 | |
7f3c5736 |
423 | DEBUG && warn "No keep-alive request within 1 second\n"; |
424 | } |
b0ad47c1 |
425 | |
7f3c5736 |
426 | last REQUEST; |
427 | } |
b0ad47c1 |
428 | |
7f3c5736 |
429 | DEBUG && warn "Closing connection\n"; |
06744540 |
430 | |
431 | close Remote; |
3bcb3aae |
432 | } |
433 | |
7f3c5736 |
434 | sub _read_headers { |
435 | my $self = shift; |
7fa2c9c1 |
436 | |
7f3c5736 |
437 | while (1) { |
438 | my $read = sysread Remote, my $buf, CHUNKSIZE; |
7fa2c9c1 |
439 | |
059c085b |
440 | if ( !defined $read ) { |
441 | next if $! == EWOULDBLOCK; |
442 | DEBUG && warn "Error reading headers: $!\n"; |
443 | return; |
7fa2c9c1 |
444 | } elsif ( $read == 0 ) { |
059c085b |
445 | DEBUG && warn "EOF\n"; |
7f3c5736 |
446 | return; |
447 | } |
7fa2c9c1 |
448 | |
7f3c5736 |
449 | DEBUG && warn "Read $read bytes\n"; |
450 | $self->{inputbuf} .= $buf; |
451 | last if $self->{inputbuf} =~ /(\x0D\x0A?\x0D\x0A?|\x0A\x0D?\x0A\x0D?)/s; |
452 | } |
7fa2c9c1 |
453 | |
7f3c5736 |
454 | return 1; |
455 | } |
456 | |
4bb8bd62 |
457 | sub _parse_request_line { |
458 | my $self = shift; |
6c7a1d2f |
459 | |
7fa2c9c1 |
460 | # Parse request line |
dd3ae38d |
461 | # Leading CRLF sometimes sent by buggy IE versions |
462 | if ( $self->{inputbuf} !~ s/^(?:\x0D\x0A)?(\w+)[ \t]+(\S+)(?:[ \t]+(HTTP\/\d+\.\d+))?[^\012]*\012// ) { |
4bb8bd62 |
463 | return (); |
464 | } |
7fa2c9c1 |
465 | |
4bb8bd62 |
466 | my $method = $1; |
467 | my $uri = $2; |
468 | my $proto = $3 || 'HTTP/0.9'; |
7fa2c9c1 |
469 | |
4bb8bd62 |
470 | return ( $method, $uri, $proto ); |
6c7a1d2f |
471 | } |
472 | |
4bb8bd62 |
473 | sub _parse_headers { |
474 | my $self = shift; |
7fa2c9c1 |
475 | |
4bb8bd62 |
476 | # Copy the buffer for header parsing, and remove the header block |
477 | # from the content buffer. |
478 | my $buf = $self->{inputbuf}; |
479 | $self->{inputbuf} =~ s/.*?(\x0D\x0A?\x0D\x0A?|\x0A\x0D?\x0A\x0D?)//s; |
7fa2c9c1 |
480 | |
4bb8bd62 |
481 | # Parse headers |
482 | my $headers = HTTP::Headers->new; |
483 | my ($key, $val); |
484 | HEADER: |
485 | while ( $buf =~ s/^([^\012]*)\012// ) { |
486 | $_ = $1; |
487 | s/\015$//; |
488 | if ( /^([\w\-~]+)\s*:\s*(.*)/ ) { |
489 | $headers->push_header( $key, $val ) if $key; |
490 | ($key, $val) = ($1, $2); |
491 | } |
492 | elsif ( /^\s+(.*)/ ) { |
493 | $val .= " $1"; |
494 | } |
495 | else { |
496 | last HEADER; |
497 | } |
498 | } |
499 | $headers->push_header( $key, $val ) if $key; |
b0ad47c1 |
500 | |
4bb8bd62 |
501 | DEBUG && warn "Parsed headers: " . dump($headers) . "\n"; |
6c7a1d2f |
502 | |
4bb8bd62 |
503 | # Convert headers into ENV vars |
504 | $headers->scan( sub { |
505 | my ( $key, $val ) = @_; |
b0ad47c1 |
506 | |
4bb8bd62 |
507 | $key = uc $key; |
508 | $key = 'COOKIE' if $key eq 'COOKIES'; |
509 | $key =~ tr/-/_/; |
510 | $key = 'HTTP_' . $key |
511 | unless $key =~ m/\A(?:CONTENT_(?:LENGTH|TYPE)|COOKIE)\z/; |
b0ad47c1 |
512 | |
4bb8bd62 |
513 | if ( exists $ENV{$key} ) { |
514 | $ENV{$key} .= ", $val"; |
515 | } |
516 | else { |
517 | $ENV{$key} = $val; |
518 | } |
519 | } ); |
6c7a1d2f |
520 | } |
521 | |
522 | sub _socket_data { |
523 | my ( $self, $handle ) = @_; |
524 | |
8b9d0298 |
525 | my $remote_sockaddr = getpeername($handle); |
b0ad47c1 |
526 | my ( undef, $iaddr ) = $remote_sockaddr |
527 | ? sockaddr_in($remote_sockaddr) |
3150d774 |
528 | : (undef, undef); |
b0ad47c1 |
529 | |
8b9d0298 |
530 | my $local_sockaddr = getsockname($handle); |
6c7a1d2f |
531 | my ( undef, $localiaddr ) = sockaddr_in($local_sockaddr); |
532 | |
8b9d0298 |
533 | # This mess is necessary to keep IE from crashing the server |
6c7a1d2f |
534 | my $data = { |
b0ad47c1 |
535 | peeraddr => $iaddr |
8b9d0298 |
536 | ? ( inet_ntoa($iaddr) || '127.0.0.1' ) |
537 | : '127.0.0.1', |
13e46699 |
538 | localname => _gethostbyaddr( $localiaddr ), |
99d93ba8 |
539 | localaddr => inet_ntoa($localiaddr) || '127.0.0.1', |
6c7a1d2f |
540 | }; |
541 | |
542 | return $data; |
543 | } |
544 | |
13e46699 |
545 | { # If you have a crappy DNS server then these can be slow, so cache 'em |
546 | my %hostname_cache; |
547 | sub _gethostbyaddr { |
548 | my $ip = shift; |
549 | $hostname_cache{$ip} ||= gethostbyaddr( $ip, AF_INET ) || 'localhost'; |
550 | } |
551 | } |
552 | |
1cf1c56a |
553 | sub _inet_addr { unpack "N*", inet_aton( $_[0] ) } |
554 | |
02570318 |
555 | =head2 options |
556 | |
557 | Options hash passed to the http engine to control things like if keepalive |
558 | is supported. |
559 | |
45374ac6 |
560 | =head1 SEE ALSO |
561 | |
2f381252 |
562 | L<Catalyst>, L<Catalyst::Engine> |
fbcc39ad |
563 | |
564 | =head1 AUTHORS |
565 | |
2f381252 |
566 | Catalyst Contributors, see Catalyst.pm |
4bb8bd62 |
567 | |
fbcc39ad |
568 | =head1 THANKS |
45374ac6 |
569 | |
fbcc39ad |
570 | Many parts are ripped out of C<HTTP::Server::Simple> by Jesse Vincent. |
45374ac6 |
571 | |
572 | =head1 COPYRIGHT |
573 | |
536bee89 |
574 | This library is free software. You can redistribute it and/or modify it under |
45374ac6 |
575 | the same terms as Perl itself. |
576 | |
577 | =cut |
578 | |
45374ac6 |
579 | 1; |