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4 | use Coro::Socket; |
4 | use Coro::Socket; |
5 | use Coro::Signal; |
5 | use Coro::Signal; |
6 | |
6 | |
7 | use HTTP::Date; |
7 | use HTTP::Date; |
8 | use POSIX (); |
8 | use POSIX (); |
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9 | |
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10 | use Compress::Zlib (); |
9 | |
11 | |
10 | no utf8; |
12 | no utf8; |
11 | use bytes; |
13 | use bytes; |
12 | |
14 | |
13 | # at least on my machine, this thingy serves files |
15 | # at least on my machine, this thingy serves files |
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161 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
163 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
162 | or $self->err(500, "unable to decode peername"); |
164 | or $self->err(500, "unable to decode peername"); |
163 | |
165 | |
164 | $self->{remote_addr} = |
166 | $self->{remote_addr} = |
165 | $self->{remote_id} = inet_ntoa $iaddr; |
167 | $self->{remote_id} = inet_ntoa $iaddr; |
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168 | |
166 | $self->{time} = $::NOW; |
169 | $self->{time} = $::NOW; |
167 | |
170 | |
168 | weaken ($Coro::current->{conn} = $self); |
171 | weaken ($Coro::current->{conn} = $self); |
169 | |
172 | |
170 | $::conns++; |
173 | $::conns++; |
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184 | } |
187 | } |
185 | |
188 | |
186 | sub response { |
189 | sub response { |
187 | my ($self, $code, $msg, $hdr, $content) = @_; |
190 | my ($self, $code, $msg, $hdr, $content) = @_; |
188 | my $res = "HTTP/1.1 $code $msg\015\012"; |
191 | my $res = "HTTP/1.1 $code $msg\015\012"; |
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192 | my $GZ = ""; |
189 | |
193 | |
190 | if (exists $hdr->{Connection}) { |
194 | if (exists $hdr->{Connection}) { |
191 | if ($hdr->{Connection} =~ /close/) { |
195 | if ($hdr->{Connection} =~ /close/) { |
192 | $self->{h}{connection} = "close" |
196 | $self->{h}{connection} = "close" |
193 | } |
197 | } |
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199 | $self->{h}{connection} = "close" |
203 | $self->{h}{connection} = "close" |
200 | } |
204 | } |
201 | } |
205 | } |
202 | } |
206 | } |
203 | |
207 | |
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208 | if ($self->{method} ne "HEAD" |
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209 | && $self->{h}{"accept-encoding"} =~ /\bgzip\b/ |
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210 | && 400 < length $content |
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211 | && $hdr->{"Content-Length"} == length $content |
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212 | && !exists $hdr->{"Content-Encoding"} |
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213 | ) { |
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214 | my $orig = length $content; |
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215 | $hdr->{"Content-Encoding"} = "gzip"; |
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216 | $content = Compress::Zlib::memGzip(\$content); |
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217 | $hdr->{"Content-Length"} = length $content; |
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218 | $GZ = sprintf "GZ%02d", 100 - 100*((length $content) / $orig); |
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219 | } |
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220 | |
204 | $res .= "Date: $HTTP_NOW\015\012"; |
221 | $res .= "Date: $HTTP_NOW\015\012"; |
205 | |
222 | |
206 | while (my ($h, $v) = each %$hdr) { |
223 | while (my ($h, $v) = each %$hdr) { |
207 | $res .= "$h: $v\015\012" |
224 | $res .= "$h: $v\015\012" |
208 | } |
225 | } |
209 | $res .= "\015\012"; |
226 | $res .= "\015\012"; |
210 | |
227 | |
211 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
228 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
212 | |
229 | |
213 | my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $NOW). |
230 | my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $NOW). |
214 | " $self->{remote_id} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}. |
231 | " $self->{remote_id} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}.$GZ. |
215 | " \"$self->{h}{referer}\"\n"; |
232 | " \"$self->{h}{referer}\"\n"; |
216 | |
233 | |
217 | print $accesslog $log if $accesslog; |
234 | print $accesslog $log if $accesslog; |
218 | print STDERR $log; |
235 | print STDERR $log; |
219 | |
236 | |
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281 | my (%hdr, $h, $v); |
298 | my (%hdr, $h, $v); |
282 | |
299 | |
283 | $hdr{lc $1} .= ",$2" |
300 | $hdr{lc $1} .= ",$2" |
284 | while $req =~ /\G |
301 | while $req =~ /\G |
285 | ([^:\000-\040]+): |
302 | ([^:\000-\040]+): |
286 | [\008\040]* |
303 | [\010\040]* |
287 | ((?: [^\015\012]+ | \015\012[\008\040] )*) |
304 | ((?: [^\015\012]+ | \015\012[\010\040] )*) |
288 | \015\012 |
305 | \015\012 |
289 | /gxc; |
306 | /gxc; |
290 | |
307 | |
291 | $req =~ /\G\015\012$/ |
308 | $req =~ /\G\015\012$/ |
292 | or $self->err(400, "bad request"); |
309 | or $self->err(400, "bad request"); |
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448 | } |
465 | } |
449 | } |
466 | } |
450 | } elsif (-f _ && -r _) { |
467 | } elsif (-f _ && -r _) { |
451 | -x _ and $self->err(403, "forbidden"); |
468 | -x _ and $self->err(403, "forbidden"); |
452 | |
469 | |
453 | if (%{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
470 | if (keys %{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
454 | my $timeout = $::NOW + 10; |
471 | my $timeout = $::NOW + 10; |
455 | while (%{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
472 | while (keys %{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
456 | if ($timeout < $::NOW) { |
473 | if ($timeout < $::NOW) { |
457 | $self->block($::BLOCKTIME, "too many connections"); |
474 | $self->block($::BLOCKTIME, "too many connections"); |
458 | } else { |
475 | } else { |
459 | $httpevent->wait; |
476 | $httpevent->wait; |
460 | } |
477 | } |
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509 | |
526 | |
510 | satisfiable: |
527 | satisfiable: |
511 | # check for segmented downloads |
528 | # check for segmented downloads |
512 | if ($l && $::NO_SEGMENTED) { |
529 | if ($l && $::NO_SEGMENTED) { |
513 | my $timeout = $::NOW + 15; |
530 | my $timeout = $::NOW + 15; |
514 | while (%{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
531 | while (keys %{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
515 | if ($timeout <= $::NOW) { |
532 | if ($timeout <= $::NOW) { |
516 | $self->block($::BLOCKTIME, "segmented downloads are forbidden"); |
533 | $self->block($::BLOCKTIME, "segmented downloads are forbidden"); |
517 | #$self->err_segmented_download; |
534 | #$self->err_segmented_download; |
518 | } else { |
535 | } else { |
519 | $httpevent->wait; |
536 | $httpevent->wait; |
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566 | } |
583 | } |
567 | } |
584 | } |
568 | |
585 | |
569 | if ($blocked{$self->{remote_id}}) { |
586 | if ($blocked{$self->{remote_id}}) { |
570 | $self->{h}{connection} = "close"; |
587 | $self->{h}{connection} = "close"; |
571 | die bless {}, err:: |
588 | die bless {}, err::; |
572 | } |
589 | } |
573 | |
590 | |
574 | if (0) { # !AIO |
591 | if (0) { # !AIO |
575 | sysread $fh, $buf, $h > $bufsize ? $bufsize : $h |
592 | sysread $fh, $buf, $h > $bufsize ? $bufsize : $h |
576 | or last; |
593 | or last; |