… | |
… | |
54 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
54 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
55 | our $httpevent = new Coro::Signal; |
55 | our $httpevent = new Coro::Signal; |
56 | |
56 | |
57 | our $queue_file = new transferqueue $MAX_TRANSFERS; |
57 | our $queue_file = new transferqueue $MAX_TRANSFERS; |
58 | our $queue_index = new transferqueue 10; |
58 | our $queue_index = new transferqueue 10; |
|
|
59 | |
|
|
60 | our $tbf_top = new tbf rate => $TBF_RATE || 100000; |
|
|
61 | |
|
|
62 | my $unused_bytes = 0; |
|
|
63 | my $unused_last = time; |
|
|
64 | |
|
|
65 | sub unused_bandwidth { |
|
|
66 | $unused_bytes += $_[0]; |
|
|
67 | if ($unused_last < $NOW - 30 && $unused_bytes / ($NOW - $unused_last) > 50000) { |
|
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68 | $unused_last = $NOW; |
|
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69 | $unused_bytes = 0; |
|
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70 | $queue_file->force_wake_next; |
|
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71 | slog 1, "forced filetransfer due to unused bandwidth"; |
|
|
72 | } |
|
|
73 | } |
59 | |
74 | |
60 | my @newcons; |
75 | my @newcons; |
61 | my @pool; |
76 | my @pool; |
62 | |
77 | |
63 | # one "execution thread" |
78 | # one "execution thread" |
… | |
… | |
95 | if (@pool) { |
110 | if (@pool) { |
96 | (pop @pool)->ready; |
111 | (pop @pool)->ready; |
97 | } else { |
112 | } else { |
98 | async \&handler; |
113 | async \&handler; |
99 | } |
114 | } |
100 | |
|
|
101 | } |
115 | } |
102 | }; |
116 | }; |
103 | } |
117 | } |
104 | |
118 | |
105 | my $http_port = new Coro::Socket |
119 | my $http_port = new Coro::Socket |
… | |
… | |
125 | package conn; |
139 | package conn; |
126 | |
140 | |
127 | use Socket; |
141 | use Socket; |
128 | use HTTP::Date; |
142 | use HTTP::Date; |
129 | use Convert::Scalar 'weaken'; |
143 | use Convert::Scalar 'weaken'; |
130 | use Linux::AIO; |
144 | use IO::AIO; |
131 | |
145 | |
132 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
146 | IO::AIO::min_parallel $::AIO_PARALLEL; |
133 | |
147 | |
134 | Event->io(fd => Linux::AIO::poll_fileno, |
148 | Event->io(fd => IO::AIO::poll_fileno, |
135 | poll => 'r', async => 1, |
149 | poll => 'r', async => 1, |
136 | cb => \&Linux::AIO::poll_cb); |
150 | cb => \&IO::AIO::poll_cb); |
137 | |
151 | |
138 | our %conn; # $conn{ip}{self} => connobj |
152 | our %conn; # $conn{ip}{self} => connobj |
139 | our %uri; # $uri{ip}{uri}{self} |
153 | our %uri; # $uri{ip}{uri}{self} |
140 | our %blocked; |
154 | our %blocked; |
141 | our %mimetype; |
155 | our %mimetype; |
… | |
… | |
178 | |
192 | |
179 | sub DESTROY { |
193 | sub DESTROY { |
180 | #my $self = shift; |
194 | #my $self = shift; |
181 | $::conns--; |
195 | $::conns--; |
182 | } |
196 | } |
|
|
197 | |
|
|
198 | sub prune_cache { |
|
|
199 | my $hash = $_[0]; |
|
|
200 | |
|
|
201 | for (keys %$hash) { |
|
|
202 | if (ref $hash->{$_} eq HASH::) { |
|
|
203 | prune_cache($hash->{$_}); |
|
|
204 | unless (scalar keys %{$hash->{$_}}) { |
|
|
205 | delete $hash->{$_}; |
|
|
206 | $d2++; |
|
|
207 | } |
|
|
208 | } |
|
|
209 | } |
|
|
210 | } |
|
|
211 | |
|
|
212 | sub prune_caches { |
|
|
213 | prune_cache \%conn; |
|
|
214 | prune_cache \%uri; |
|
|
215 | |
|
|
216 | for (keys %blocked) { |
|
|
217 | delete $blocked{$_} unless $blocked{$_}[0] > $::NOW; |
|
|
218 | } |
|
|
219 | } |
|
|
220 | |
|
|
221 | Event->timer(interval => 60, cb => \&prune_caches); |
183 | |
222 | |
184 | sub slog { |
223 | sub slog { |
185 | my $self = shift; |
224 | my $self = shift; |
186 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
225 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
187 | } |
226 | } |
… | |
… | |
217 | $hdr->{"Content-Length"} = length $content; |
256 | $hdr->{"Content-Length"} = length $content; |
218 | $GZ = sprintf "GZ%02d", 100 - 100*((length $content) / $orig); |
257 | $GZ = sprintf "GZ%02d", 100 - 100*((length $content) / $orig); |
219 | } |
258 | } |
220 | |
259 | |
221 | $res .= "Date: $HTTP_NOW\015\012"; |
260 | $res .= "Date: $HTTP_NOW\015\012"; |
|
|
261 | $res .= "Server: $::NAME\015\012"; |
222 | |
262 | |
223 | while (my ($h, $v) = each %$hdr) { |
263 | while (my ($h, $v) = each %$hdr) { |
224 | $res .= "$h: $v\015\012" |
264 | $res .= "$h: $v\015\012" |
225 | } |
265 | } |
226 | $res .= "\015\012"; |
266 | $res .= "\015\012"; |
… | |
… | |
232 | " \"$self->{h}{referer}\"\n"; |
272 | " \"$self->{h}{referer}\"\n"; |
233 | |
273 | |
234 | print $::accesslog $log if $::accesslog; |
274 | print $::accesslog $log if $::accesslog; |
235 | print STDERR $log; |
275 | print STDERR $log; |
236 | |
276 | |
237 | $self->{written} += |
277 | $tbf_top->request(length $res, 1e6); |
238 | print {$self->{fh}} $res; |
278 | $self->{written} += print {$self->{fh}} $res; |
239 | } |
279 | } |
240 | |
280 | |
241 | sub err { |
281 | sub err { |
242 | my $self = shift; |
282 | my $self = shift; |
243 | my ($code, $msg, $hdr, $content) = @_; |
283 | my ($code, $msg, $hdr, $content) = @_; |
… | |
… | |
457 | or $self->err(304, "not modified"); |
497 | or $self->err(304, "not modified"); |
458 | |
498 | |
459 | if (-r "$path/index.html") { |
499 | if (-r "$path/index.html") { |
460 | # replace directory "size" by index.html filesize |
500 | # replace directory "size" by index.html filesize |
461 | $self->{stat} = [stat ($self->{path} .= "/index.html")]; |
501 | $self->{stat} = [stat ($self->{path} .= "/index.html")]; |
462 | $self->handle_file($queue_index); |
502 | $self->handle_file($queue_index, $tbf_top); |
463 | } else { |
503 | } else { |
464 | $self->handle_dir; |
504 | $self->handle_dir; |
465 | } |
505 | } |
466 | } |
506 | } |
467 | } elsif (-f _ && -r _) { |
507 | } elsif (-f _ && -r _) { |
… | |
… | |
476 | $httpevent->wait; |
516 | $httpevent->wait; |
477 | } |
517 | } |
478 | } |
518 | } |
479 | } |
519 | } |
480 | |
520 | |
481 | $self->handle_file($queue_file); |
521 | $self->handle_file($queue_file, $tbf_top); |
482 | } else { |
522 | } else { |
483 | $self->err(404, "not found"); |
523 | $self->err(404, "not found"); |
484 | } |
524 | } |
485 | } |
525 | } |
486 | } |
526 | } |
… | |
… | |
489 | my $self = shift; |
529 | my $self = shift; |
490 | my $idx = $self->diridx; |
530 | my $idx = $self->diridx; |
491 | |
531 | |
492 | $self->response(200, "ok", |
532 | $self->response(200, "ok", |
493 | { |
533 | { |
494 | "Content-Type" => "text/html", |
534 | "Content-Type" => "text/html; charset=utf-8", |
495 | "Content-Length" => length $idx, |
535 | "Content-Length" => length $idx, |
496 | "Last-Modified" => time2str ($self->{stat}[9]), |
536 | "Last-Modified" => time2str ($self->{stat}[9]), |
497 | }, |
537 | }, |
498 | $idx); |
538 | $idx); |
499 | } |
539 | } |
500 | |
540 | |
501 | sub handle_file { |
541 | sub handle_file { |
502 | my ($self, $queue) = @_; |
542 | my ($self, $queue, $tbf) = @_; |
503 | my $length = $self->{stat}[7]; |
543 | my $length = $self->{stat}[7]; |
504 | my $hdr = { |
544 | my $hdr = { |
505 | "Last-Modified" => time2str ((stat _)[9]), |
545 | "Last-Modified" => time2str ((stat _)[9]), |
|
|
546 | "Accept-Ranges" => "bytes", |
506 | }; |
547 | }; |
507 | |
548 | |
508 | my @code = (200, "ok"); |
549 | my @code = (200, "ok"); |
509 | my ($l, $h); |
550 | my ($l, $h); |
510 | |
551 | |
… | |
… | |
553 | |
594 | |
554 | $self->response(@code, $hdr, ""); |
595 | $self->response(@code, $hdr, ""); |
555 | |
596 | |
556 | if ($self->{method} eq "GET") { |
597 | if ($self->{method} eq "GET") { |
557 | $self->{time} = $::NOW; |
598 | $self->{time} = $::NOW; |
|
|
599 | $self->{written} = 0; |
558 | |
600 | |
559 | my $current = $Coro::current; |
601 | my $current = $Coro::current; |
560 | |
602 | |
561 | my ($fh, $buf, $r); |
603 | my ($fh, $buf, $r); |
562 | |
604 | |
… | |
… | |
578 | while ($h > 0) { |
620 | while ($h > 0) { |
579 | unless ($locked) { |
621 | unless ($locked) { |
580 | if ($locked ||= $transfer->try($::WAIT_INTERVAL)) { |
622 | if ($locked ||= $transfer->try($::WAIT_INTERVAL)) { |
581 | $bufsize = $::BUFSIZE; |
623 | $bufsize = $::BUFSIZE; |
582 | $self->{time} = $::NOW; |
624 | $self->{time} = $::NOW; |
|
|
625 | $self->{written} = 0; |
583 | } |
626 | } |
584 | } |
627 | } |
585 | |
628 | |
586 | if ($blocked{$self->{remote_id}}) { |
629 | if ($blocked{$self->{remote_id}}) { |
587 | $self->{h}{connection} = "close"; |
630 | $self->{h}{connection} = "close"; |
… | |
… | |
598 | Coro::ready($current); |
641 | Coro::ready($current); |
599 | }); |
642 | }); |
600 | &Coro::schedule; |
643 | &Coro::schedule; |
601 | last unless $r; |
644 | last unless $r; |
602 | } |
645 | } |
|
|
646 | |
|
|
647 | $tbf->request(length $buf); |
603 | my $w = syswrite $self->{fh}, $buf |
648 | my $w = syswrite $self->{fh}, $buf |
604 | or last; |
649 | or last; |
605 | $::written += $w; |
650 | $::written += $w; |
606 | $self->{written} += $w; |
651 | $self->{written} += $w; |
607 | $l += $r; |
652 | $l += $r; |
… | |
… | |
609 | |
654 | |
610 | close $fh; |
655 | close $fh; |
611 | } |
656 | } |
612 | } |
657 | } |
613 | |
658 | |
614 | 1; |
659 | 1 |