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Comparing cvsroot/Coro/myhttpd/httpd.pl (file contents):
Revision 1.24 by root, Sat Aug 18 13:32:17 2001 UTC vs.
Revision 1.29 by root, Sat Aug 25 15:14:03 2001 UTC

… …
9# at least on my machine, this thingy serves files 9# at least on my machine, this thingy serves files
10# quite a bit faster than apache, ;) 10# quite a bit faster than apache, ;)
11# and quite a bit slower than thttpd :( 11# and quite a bit slower than thttpd :(
12 12
13$SIG{PIPE} = 'IGNORE'; 13$SIG{PIPE} = 'IGNORE';
14 14
15our $accesslog;
16
17if ($ACCESS_LOG) {
18 use IO::Handle;
19 open $accesslog, ">>$ACCESS_LOG"
20 or die "$ACCESS_LOG: $!";
21 $accesslog->autoflush(1);
22}
23
15sub slog { 24sub slog {
16 my $level = shift; 25 my $level = shift;
17 my $format = shift; 26 my $format = shift;
18 printf "---: $format\n", @_; 27 printf "---: $format\n", @_;
19} 28}
… …
74use Convert::Scalar 'weaken'; 83use Convert::Scalar 'weaken';
75use Linux::AIO; 84use Linux::AIO;
76 85
77Linux::AIO::min_parallel $::AIO_PARALLEL; 86Linux::AIO::min_parallel $::AIO_PARALLEL;
78 87
88my $aio_requests = new Coro::Semaphore $::AIO_PARALLEL * 4;
89
79Event->io(fd => Linux::AIO::poll_fileno, 90Event->io(fd => Linux::AIO::poll_fileno,
80 poll => 'r', async => 1, 91 poll => 'r', async => 1,
81 cb => \&Linux::AIO::poll_cb); 92 cb => \&Linux::AIO::poll_cb);
82 93
83our %conn; # $conn{ip}{fh} => connobj 94our %conn; # $conn{ip}{self} => connobj
95our %uri; # $uri{ip}{uri}{self}
84our %blocked; 96our %blocked;
85our %mimetype; 97our %mimetype;
86 98
87sub read_mimetypes { 99sub read_mimetypes {
88 local *M; 100 local *M;
… …
127 delete $conn{$self->{remote_addr}}{$self*1}; 139 delete $conn{$self->{remote_addr}}{$self*1};
128} 140}
129 141
130# end of connection 142# end of connection
131sub eoconn { 143sub eoconn {
144 my $self = shift;
132 delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1}; 145 delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1};
133} 146}
134 147
135sub slog { 148sub slog {
136 my $self = shift; 149 my $self = shift;
137 main::slog($_[0], "$self->{remote_addr}> $_[1]"); 150 main::slog($_[0], ($self->{remote_id} || $self->{remote_addr}) ."> $_[1]");
138} 151}
139 152
140sub response { 153sub response {
141 my ($self, $code, $msg, $hdr, $content) = @_; 154 my ($self, $code, $msg, $hdr, $content) = @_;
142 my $res = "HTTP/1.1 $code $msg\015\012"; 155 my $res = "HTTP/1.1 $code $msg\015\012";
143 156
144 #$res .= "Connection: close\015\012"; 157 $self->{h}{connection} ||= $hdr->{Connection};
158
145 $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :( 159 $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :(
146 160
147 while (my ($h, $v) = each %$hdr) { 161 while (my ($h, $v) = each %$hdr) {
148 $res .= "$h: $v\015\012" 162 $res .= "$h: $v\015\012"
149 } 163 }
150 $res .= "\015\012"; 164 $res .= "\015\012";
151 165
152 $res .= $content if defined $content and $self->{method} ne "HEAD"; 166 $res .= $content if defined $content and $self->{method} ne "HEAD";
153 167
154 print STDERR "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";#d# 168 my $log = "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";
169
170 print $accesslog $log if $accesslog;
171 print STDERR $log;
155 172
156 $self->{written} += 173 $self->{written} +=
157 print {$self->{fh}} $res; 174 print {$self->{fh}} $res;
158} 175}
159 176
… …
184 { 201 {
185 "Content-Type" => "text/html", 202 "Content-Type" => "text/html",
186 "Retry-After" => $::BLOCKTIME, 203 "Retry-After" => $::BLOCKTIME,
187 "Warning" => "Please do NOT retry, you have been blocked", 204 "Warning" => "Please do NOT retry, you have been blocked",
188 "WWW-Authenticate" => "Basic realm=\"Please do NOT retry, you have been blocked\"", 205 "WWW-Authenticate" => "Basic realm=\"Please do NOT retry, you have been blocked\"",
206 "Connection" => "close",
189 }, 207 },
190 <<EOF); 208 <<EOF);
191<html><p> 209<html>
210<head>
211<title>Too many connections</title>
212</head>
213<body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000">
214
192You have been blocked because you opened too many connections. You 215<p>You have been blocked because you opened too many connections. You
193may retry at</p> 216may retry at</p>
194 217
195 <p><blockquote>$time.</blockquote></p> 218 <p><blockquote>$time.</blockquote></p>
196 219
197<p>Until then, each new access will renew the block. You might want to have a 220<p>Until then, each new access will renew the block. You might want to have a
198look at the <a href="http://www.goof.com/pcg/marc/animefaq.html">FAQ</a>.</p> 221look at the <a href="http://www.goof.com/pcg/marc/animefaq.html#connectionlimit">FAQ</a>.</p>
199</html> 222
223</body></html>
200EOF 224EOF
201} 225}
202 226
203sub handle { 227sub handle {
204 my $self = shift; 228 my $self = shift;
205 my $fh = $self->{fh}; 229 my $fh = $self->{fh};
230
231 my $host;
206 232
207 $fh->timeout($::REQ_TIMEOUT); 233 $fh->timeout($::REQ_TIMEOUT);
208 while() { 234 while() {
209 $self->{reqs}++; 235 $self->{reqs}++;
210 236
… …
267 293
268 $self->{h}{$h} = substr $v, 1 294 $self->{h}{$h} = substr $v, 1
269 while ($h, $v) = each %hdr; 295 while ($h, $v) = each %hdr;
270 } 296 }
271 297
298 # find out server name and port
299 if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) {
300 $host = $1;
301 } else {
302 $host = $self->{h}{host};
303 }
304
305 if (defined $host) {
272 $self->{server_port} = $self->{h}{host} =~ s/:([0-9]+)$// ? $1 : 80; 306 $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80;
307 } else {
308 ($self->{server_port}, $host)
309 = unpack_sockaddr_in $self->{fh}->getsockname
310 or $self->err(500, "unable to get socket name");
311 $host = inet_ntoa $host;
312 }
313
314 $self->{server_name} = $host;
315
316 # remote id should be unique per user
317 $self->{remote_id} = $self->{remote_addr};
318
319 if (exists $self->{h}{"client-ip"}) {
320 $self->{remote_id} .= "[".$self->{h}{"client-ip"}."]";
321 } elsif (exists $self->{h}{"x-forwarded-for"}) {
322 $self->{remote_id} .= "[".$self->{h}{"x-forwarded-for"}."]";
323 }
273 324
274 weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self); 325 weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self);
275 326
276 eval { 327 eval {
277 $self->map_uri; 328 $self->map_uri;
278 $self->respond; 329 $self->respond;
279 }; 330 };
280 331
332 $self->eoconn;
333
281 die if $@ && !ref $@; 334 die if $@ && !ref $@;
282 335
283 $self->eoconn;
284
285 last if $self->{h}{connection} =~ /close/ || $self->{version} lt "1.1"; 336 last if $self->{h}{connection} =~ /close/ || $self->{version} < 1.1;
286 337
287 $self->slog(9, "persistent connection [".$self->{h}{"user-agent"}."][$self->{reqs}]");
288 $fh->timeout($::PER_TIMEOUT); 338 $fh->timeout($::PER_TIMEOUT);
289 } 339 }
290} 340}
291 341
292# uri => path mapping 342# uri => path mapping
293sub map_uri { 343sub map_uri {
294 my $self = shift; 344 my $self = shift;
295 my $host = $self->{h}{host} || "default"; 345 my $host = $self->{server_name};
296 my $uri = $self->{uri}; 346 my $uri = $self->{uri};
297 347
298 # some massaging, also makes it more secure 348 # some massaging, also makes it more secure
299 $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; 349 $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge;
300 $uri =~ s%//+%/%g; 350 $uri =~ s%//+%/%g;
… …
310 $self->{path} = "$::DOCROOT/$host$uri"; 360 $self->{path} = "$::DOCROOT/$host$uri";
311 361
312 $self->access_check; 362 $self->access_check;
313} 363}
314 364
315sub server_address {
316 my $self = shift;
317 my ($port, $iaddr) = unpack_sockaddr_in $self->{fh}->getsockname
318 or $self->err(500, "unable to get socket name");
319 ((inet_ntoa $iaddr), $port);
320}
321
322sub server_host {
323 my $self = shift;
324 if (exists $self->{h}{host}) {
325 return $self->{h}{host};
326 } else {
327 return (($self->server_address)[0]);
328 }
329}
330
331sub server_hostport {
332 my $self = shift;
333 my ($host, $port);
334 if (exists $self->{h}{host}) {
335 ($host, $port) = ($self->{h}{host}, $self->{server_port});
336 } else {
337 ($host, $port) = $self->server_address;
338 }
339 $port = $port == 80 ? "" : ":$port";
340 $host.$port;
341}
342
343sub _cgi { 365sub _cgi {
344 my $self = shift; 366 my $self = shift;
345 my $path = shift; 367 my $path = shift;
346 my $fh; 368 my $fh;
347 369
348 # no two-way xxx supported 370 # no two-way xxx supported
349 if (0 == fork) { 371 if (0 == fork) {
350 open STDOUT, ">&".fileno($self->{fh}); 372 open STDOUT, ">&".fileno($self->{fh});
351 if (chdir $::DOCROOT) { 373 if (chdir $::DOCROOT) {
352 $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike 374 $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike
353 $ENV{HTTP_HOST} = $self->server_host; 375 $ENV{HTTP_HOST} = $self->{server_name};
354 $ENV{HTTP_PORT} = $self->{server_host}; 376 $ENV{HTTP_PORT} = $self->{server_port};
355 $ENV{SCRIPT_NAME} = $self->{name}; 377 $ENV{SCRIPT_NAME} = $self->{name};
356 exec $path; 378 exec $path;
357 } 379 }
358 Coro::State::_exit(0); 380 Coro::State::_exit(0);
359 } else { 381 } else {
382 die;
360 } 383 }
384}
385
386sub server_hostport {
387 $_[0]{server_port} == 80
388 ? $_[0]{server_name}
389 : "$_[0]{server_name}:$_[0]{server_port}";
361} 390}
362 391
363sub respond { 392sub respond {
364 my $self = shift; 393 my $self = shift;
365 my $path = $self->{path}; 394 my $path = $self->{path};
… …
375 404
376 if (-d _ && -r _) { 405 if (-d _ && -r _) {
377 # directory 406 # directory
378 if ($path !~ /\/$/) { 407 if ($path !~ /\/$/) {
379 # create a redirect to get the trailing "/" 408 # create a redirect to get the trailing "/"
380 my $host = $self->server_hostport; 409 # we don't try to avoid the :80
381 $self->err(301, "moved permanently", { Location => "http://$host$self->{uri}/" }); 410 $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" });
382 } else { 411 } else {
383 $ims < $self->{stat}[9] 412 $ims < $self->{stat}[9]
384 or $self->err(304, "not modified"); 413 or $self->err(304, "not modified");
385 414
386 if ($self->{method} eq "GET") {
387 if (-r "$path/index.html") { 415 if (-r "$path/index.html") {
388 $self->{path} .= "/index.html"; 416 $self->{path} .= "/index.html";
389 $self->handle_file; 417 $self->handle_file;
390 } else { 418 } else {
391 $self->handle_dir; 419 $self->handle_dir;
392 }
393 } 420 }
394 } 421 }
395 } elsif (-f _ && -r _) { 422 } elsif (-f _ && -r _) {
396 -x _ and $self->err(403, "forbidden"); 423 -x _ and $self->err(403, "forbidden");
397 $self->handle_file; 424 $self->handle_file;
… …
430 ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1); 457 ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1);
431 } else { 458 } else {
432 ($l, $h) = (0, $length - 1); 459 ($l, $h) = (0, $length - 1);
433 goto ignore; 460 goto ignore;
434 } 461 }
435 goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h > $l; 462 goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l;
436 } 463 }
437 $hdr->{"Content-Range"} = "bytes */$length"; 464 $hdr->{"Content-Range"} = "bytes */$length";
438 $hdr->{"Content-Length"} = $length; 465 $hdr->{"Content-Length"} = $length;
439 $self->slog(9, "not satisfiable($self->{h}{range}|".$self->{h}{"user-agent"}.")"); 466 $self->slog(9, "not satisfiable($self->{h}{range}|".$self->{h}{"user-agent"}.")");
440 $self->err(416, "not satisfiable", $hdr, ""); 467 $self->err(416, "not satisfiable", $hdr, "");
441 468
442satisfiable: 469satisfiable:
443 # check for segmented downloads 470 # check for segmented downloads
444 if ($l && $::NO_SEGMENTED) { 471 if ($l && $::NO_SEGMENTED) {
472 my $delay = 60;
445 if (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) { 473 while (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) {
446 Coro::Event::do_timer(after => 15); 474 if ($delay <= 0) {
447
448 $self->err(400, "segmented downloads are not allowed"); 475 $self->err(400, "segmented downloads are not allowed",
476 { "Content-Type" => "text/html", Connection => "close" }, <<EOF);
477<html>
478<head>
479<title>Segmented downloads are not allowed</title>
480</head>
481<body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000">
482
483<p>Segmented downloads are not allowed on this server. Please refer to the
484<a href="http://www.goof.com/pcg/marc/animefaq.html#segmented_downloads">FAQ</a>.</p>
485
486</body></html>
487EOF
488 } else {
489 Coro::Event::do_timer(after => 3); $delay -= 3;
490 }
449 } 491 }
450 } 492 }
451 493
452 $hdr->{"Content-Range"} = "bytes $l-$h/$length"; 494 $hdr->{"Content-Range"} = "bytes $l-$h/$length";
453 @code = (206, "partial content"); 495 @code = (206, "partial content");
… …
481 while ($h > 0) { 523 while ($h > 0) {
482 if (0) { 524 if (0) {
483 sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h 525 sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h
484 or last; 526 or last;
485 } else { 527 } else {
528 undef $buf;
529 $aio_requests->down;
486 aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), 530 aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h),
487 $buf, 0, sub { 531 $buf, 0, sub {
488 $r = $_[0]; 532 $r = $_[0];
489 $current->ready; 533 $current->ready;
490 }); 534 });
491 &Coro::schedule; 535 &Coro::schedule;
536 $aio_requests->up;
492 last unless $r; 537 last unless $r;
493 } 538 }
494 my $w = $self->{fh}->syswrite($buf) 539 my $w = $self->{fh}->syswrite($buf)
495 or last; 540 or last;
496 $::written += $w; 541 $::written += $w;

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