| 1 | use Coro; |
1 | use Coro; |
| 2 | use Coro::Semaphore; |
2 | use Coro::Semaphore; |
| 3 | use Coro::Event; |
3 | use Coro::EV; |
| 4 | use Coro::Socket; |
4 | use Coro::Socket; |
| 5 | use Coro::Signal; |
5 | use Coro::Signal; |
| 6 | use Coro::AIO (); |
6 | use Coro::AIO (); |
| 7 | |
7 | |
| 8 | use HTTP::Date; |
8 | use HTTP::Date; |
| … | |
… | |
| 26 | our $HTTP_NOW; |
26 | our $HTTP_NOW; |
| 27 | |
27 | |
| 28 | our $ERROR_LOG; |
28 | our $ERROR_LOG; |
| 29 | our $ACCESS_LOG; |
29 | our $ACCESS_LOG; |
| 30 | |
30 | |
| 31 | Event->timer(interval => 1, hard => 1, cb => sub { |
31 | our $update_time = EV::periodic 0, 1, undef, sub { |
| 32 | $NOW = time; |
32 | $NOW = time; |
| 33 | $HTTP_NOW = time2str $NOW; |
33 | $HTTP_NOW = time2str $NOW; |
| 34 | })->now; |
34 | }; |
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35 | $update_time->invoke; |
| 35 | |
36 | |
| 36 | if ($ERROR_LOG) { |
37 | if ($ERROR_LOG) { |
| 37 | use IO::Handle; |
38 | use IO::Handle; |
| 38 | open $errorlog, ">>$ERROR_LOG" |
39 | open $errorlog, ">>$ERROR_LOG" |
| 39 | or die "$ERROR_LOG: $!"; |
40 | or die "$ERROR_LOG: $!"; |
| … | |
… | |
| 74 | $queue_file->force_wake_next; |
75 | $queue_file->force_wake_next; |
| 75 | slog 1, "forced filetransfer due to unused bandwidth"; |
76 | slog 1, "forced filetransfer due to unused bandwidth"; |
| 76 | } |
77 | } |
| 77 | } |
78 | } |
| 78 | |
79 | |
| 79 | my @newcons; |
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| 80 | my @pool; |
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| 81 | |
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| 82 | # one "execution thread" |
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| 83 | sub handler { |
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| 84 | while () { |
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| 85 | if (@newcons) { |
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| 86 | eval { |
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| 87 | conn->new (@{pop @newcons})->handle; |
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| 88 | }; |
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| 89 | slog 1, "$@" if $@ && !ref $@; |
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| 90 | |
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| 91 | $httpevent->broadcast; # only for testing, but doesn't matter much |
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| 92 | |
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| 93 | $connections->up; |
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| 94 | } else { |
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| 95 | last if @pool >= $MAX_POOL; |
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| 96 | push @pool, $Coro::current; |
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| 97 | schedule; |
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| 98 | } |
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| 99 | } |
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| 100 | } |
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| 101 | |
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| 102 | sub listen_on { |
80 | sub listen_on { |
| 103 | my $listen = $_[0]; |
81 | my $listen = $_[0]; |
| 104 | |
82 | |
| 105 | push @listen_sockets, $listen; |
83 | push @listen_sockets, $listen; |
| 106 | |
84 | |
| 107 | # the "main thread" |
85 | # the "main thread" |
| 108 | async { |
86 | async { |
| 109 | slog 1, "accepting connections"; |
87 | slog 1, "accepting connections"; |
| 110 | while () { |
88 | while () { |
| 111 | $connections->down; |
89 | $connections->down; |
| 112 | push @newcons, [$listen->accept]; |
90 | my @conn = $listen->accept; |
| 113 | #slog 3, "accepted @$connections ".scalar(@pool); |
91 | #slog 3, "accepted @$connections ".scalar(@pool); |
| 114 | if (@pool) { |
92 | |
| 115 | (pop @pool)->ready; |
93 | async_pool { |
| 116 | } else { |
94 | eval { |
| 117 | async \&handler; |
95 | conn->new (@conn)->handle; |
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96 | }; |
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97 | slog 1, "$@" if $@ && !ref $@; |
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98 | |
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99 | $httpevent->broadcast; # only for testing, but doesn't matter much |
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100 | |
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101 | $connections->up; |
| 118 | } |
102 | } |
| 119 | } |
103 | } |
| 120 | }; |
104 | }; |
| 121 | } |
105 | } |
| 122 | |
106 | |
| … | |
… | |
| 150 | use Convert::Scalar 'weaken'; |
134 | use Convert::Scalar 'weaken'; |
| 151 | use IO::AIO; |
135 | use IO::AIO; |
| 152 | |
136 | |
| 153 | IO::AIO::min_parallel $::AIO_PARALLEL; |
137 | IO::AIO::min_parallel $::AIO_PARALLEL; |
| 154 | |
138 | |
| 155 | Event->io (fd => IO::AIO::poll_fileno, |
139 | our $AIO_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb; |
| 156 | poll => 'r', async => 1, |
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| 157 | cb => \&IO::AIO::poll_cb); |
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| 158 | |
140 | |
| 159 | our %conn; # $conn{ip}{self} => connobj |
141 | our %conn; # $conn{ip}{self} => connobj |
| 160 | our %uri; # $uri{ip}{uri}{self} |
142 | our %uri; # $uri{ip}{uri}{self} |
| 161 | our %blocked; |
143 | our %blocked; |
| 162 | our %mimetype; |
144 | our %mimetype; |
| … | |
… | |
| 197 | } |
179 | } |
| 198 | |
180 | |
| 199 | sub DESTROY { |
181 | sub DESTROY { |
| 200 | my $self = shift; |
182 | my $self = shift; |
| 201 | |
183 | |
| 202 | close $self->{fh}; # workaround |
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| 203 | --$::conns; |
184 | --$::conns; |
| 204 | } |
185 | } |
| 205 | |
186 | |
| 206 | sub prune_cache { |
187 | sub prune_cache { |
| 207 | my $hash = $_[0]; |
188 | my $hash = $_[0]; |
| … | |
… | |
| 223 | for (keys %blocked) { |
204 | for (keys %blocked) { |
| 224 | delete $blocked{$_} unless $blocked{$_}[0] > $::NOW; |
205 | delete $blocked{$_} unless $blocked{$_}[0] > $::NOW; |
| 225 | } |
206 | } |
| 226 | } |
207 | } |
| 227 | |
208 | |
| 228 | Event->timer (interval => 60, cb => \&prune_caches); |
209 | our $PRUNE_WATCHER = EV::timer 60, 60, \&prune_caches; |
| 229 | |
210 | |
| 230 | sub slog { |
211 | sub slog { |
| 231 | my $self = shift; |
212 | my $self = shift; |
| 232 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
213 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
| 233 | } |
214 | } |
| … | |
… | |
| 426 | sub map_uri { |
407 | sub map_uri { |
| 427 | my $self = shift; |
408 | my $self = shift; |
| 428 | my $host = $self->{server_name}; |
409 | my $host = $self->{server_name}; |
| 429 | my $uri = $self->{uri}; |
410 | my $uri = $self->{uri}; |
| 430 | |
411 | |
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412 | $host =~ /[\/\\]/ |
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413 | and $self->err(400, "bad request"); |
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414 | |
| 431 | # some massaging, also makes it more secure |
415 | # some massaging, also makes it more secure |
| 432 | $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; |
416 | $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; |
| 433 | $uri =~ s%//+%/%g; |
417 | $uri =~ s%//+%/%g; |
| 434 | $uri =~ s%/\.(?=/|$)%%g; |
418 | $uri =~ s%/\.(?=/|$)%%g; |
| 435 | 1 while $uri =~ s%/[^/]+/\.\.(?=/|$)%%; |
419 | 1 while $uri =~ s%/[^/]+/\.\.(?=/|$)%%; |
| … | |
… | |
| 482 | } else { |
466 | } else { |
| 483 | $self->err (404, "not found"); |
467 | $self->err (404, "not found"); |
| 484 | } |
468 | } |
| 485 | } else { |
469 | } else { |
| 486 | |
470 | |
| 487 | stat $path |
471 | Coro::AIO::aio_stat $path |
| 488 | or $self->err (404, "not found"); |
472 | and $self->err (404, "not found"); |
| 489 | |
473 | |
| 490 | $self->{stat} = [stat _]; |
474 | $self->{stat} = [stat _]; |
| 491 | |
475 | |
| 492 | # idiotic netscape sends idiotic headers AGAIN |
476 | # idiotic netscape sends idiotic headers AGAIN |
| 493 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
477 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
| … | |
… | |
| 554 | }; |
538 | }; |
| 555 | |
539 | |
| 556 | my @code = (200, "ok"); |
540 | my @code = (200, "ok"); |
| 557 | my ($l, $h); |
541 | my ($l, $h); |
| 558 | |
542 | |
| 559 | if ($self->{h}{range} =~ /^bytes=(.*)$/) { |
543 | if ($self->{h}{range} =~ /^bytes=(.*)$/i) { |
| 560 | for (split /,/, $1) { |
544 | for (split /,/, $1) { |
| 561 | if (/^-(\d+)$/) { |
545 | if (/^-(\d+)$/) { |
| 562 | ($l, $h) = ($length - $1, $length - 1); |
546 | ($l, $h) = ($length - $1, $length - 1); |
| 563 | } elsif (/^(\d+)-(\d*)$/) { |
547 | } elsif (/^(\d+)-(\d*)$/) { |
| 564 | ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1); |
548 | ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1); |
| … | |
… | |
| 630 | |
614 | |
| 631 | Coro::AIO::aio_read $fh, $l, ($h > $bufsize ? $bufsize : $h), my $buf, 0 |
615 | Coro::AIO::aio_read $fh, $l, ($h > $bufsize ? $bufsize : $h), my $buf, 0 |
| 632 | or last; |
616 | or last; |
| 633 | |
617 | |
| 634 | $tbf->request (length $buf); |
618 | $tbf->request (length $buf); |
| 635 | my $w = syswrite $self->{fh}, $buf |
619 | my $w = $self->{fh}->syswrite ($buf) |
| 636 | or last; |
620 | or last; |
| 637 | $::written += $w; |
621 | $::written += $w; |
| 638 | $self->{written} += $w; |
622 | $self->{written} += $w; |
| 639 | $l += $w; |
623 | $l += $w; |
| 640 | } |
624 | } |
