| 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 | |
7 | |
| 7 | use HTTP::Date; |
8 | use HTTP::Date; |
| 8 | use POSIX (); |
9 | use POSIX (); |
|
|
10 | |
|
|
11 | use Compress::Zlib (); |
| 9 | |
12 | |
| 10 | no utf8; |
13 | no utf8; |
| 11 | use bytes; |
14 | use bytes; |
| 12 | |
15 | |
| 13 | # at least on my machine, this thingy serves files |
16 | # at least on my machine, this thingy serves files |
| … | |
… | |
| 15 | # and quite a bit slower than thttpd :( |
18 | # and quite a bit slower than thttpd :( |
| 16 | |
19 | |
| 17 | $SIG{PIPE} = 'IGNORE'; |
20 | $SIG{PIPE} = 'IGNORE'; |
| 18 | |
21 | |
| 19 | our $accesslog; |
22 | our $accesslog; |
|
|
23 | our $errorlog; |
|
|
24 | |
|
|
25 | our $NOW; |
|
|
26 | our $HTTP_NOW; |
|
|
27 | |
|
|
28 | our $ERROR_LOG; |
|
|
29 | our $ACCESS_LOG; |
|
|
30 | |
|
|
31 | our $update_time = EV::periodic 0, 1, undef, sub { |
|
|
32 | $NOW = time; |
|
|
33 | $HTTP_NOW = time2str $NOW; |
|
|
34 | }; |
|
|
35 | $update_time->invoke; |
|
|
36 | |
|
|
37 | if ($ERROR_LOG) { |
|
|
38 | use IO::Handle; |
|
|
39 | open $errorlog, ">>$ERROR_LOG" |
|
|
40 | or die "$ERROR_LOG: $!"; |
|
|
41 | $errorlog->autoflush(1); |
|
|
42 | } |
| 20 | |
43 | |
| 21 | if ($ACCESS_LOG) { |
44 | if ($ACCESS_LOG) { |
| 22 | use IO::Handle; |
45 | use IO::Handle; |
| 23 | open $accesslog, ">>$ACCESS_LOG" |
46 | open $accesslog, ">>$ACCESS_LOG" |
| 24 | or die "$ACCESS_LOG: $!"; |
47 | or die "$ACCESS_LOG: $!"; |
| … | |
… | |
| 26 | } |
49 | } |
| 27 | |
50 | |
| 28 | sub slog { |
51 | sub slog { |
| 29 | my $level = shift; |
52 | my $level = shift; |
| 30 | my $format = shift; |
53 | my $format = shift; |
|
|
54 | my $NOW = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $::NOW); |
| 31 | printf "---: $format\n", @_; |
55 | printf "$NOW: $format\n", @_; |
|
|
56 | printf $errorlog "$NOW: $format\n", @_ if $errorlog; |
| 32 | } |
57 | } |
| 33 | |
58 | |
| 34 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
59 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
| 35 | our $httpevent = new Coro::Signal; |
60 | our $httpevent = new Coro::Signal; |
| 36 | |
61 | |
| 37 | our $wait_factor = 0.95; |
62 | our $queue_file = new transferqueue $MAX_TRANSFERS; |
|
|
63 | our $queue_index = new transferqueue 10; |
| 38 | |
64 | |
| 39 | our @transfers = ( |
65 | our $tbf_top = new tbf rate => $TBF_RATE || 100000; |
| 40 | (new transferqueue $MAX_TRANSFERS_SMALL), |
66 | |
| 41 | (new transferqueue $MAX_TRANSFERS_LARGE), |
67 | my $unused_bytes = 0; |
| 42 | ); |
68 | my $unused_last = time; |
|
|
69 | |
|
|
70 | sub unused_bandwidth { |
|
|
71 | $unused_bytes += $_[0]; |
|
|
72 | if ($unused_last < $NOW - 30 && $unused_bytes / ($NOW - $unused_last) > 50000) { |
|
|
73 | $unused_last = $NOW; |
|
|
74 | $unused_bytes = 0; |
|
|
75 | $queue_file->force_wake_next; |
|
|
76 | slog 1, "forced filetransfer due to unused bandwidth"; |
|
|
77 | } |
|
|
78 | } |
| 43 | |
79 | |
| 44 | my @newcons; |
80 | my @newcons; |
| 45 | my @pool; |
81 | my @pool; |
| 46 | |
82 | |
| 47 | # one "execution thread" |
83 | # one "execution thread" |
| 48 | sub handler { |
84 | sub handler { |
| 49 | while () { |
85 | while () { |
| 50 | if (@newcons) { |
86 | if (@newcons) { |
| 51 | eval { |
87 | eval { |
| 52 | conn->new(@{pop @newcons})->handle; |
88 | conn->new (@{pop @newcons})->handle; |
| 53 | }; |
89 | }; |
| 54 | slog 1, "$@" if $@ && !ref $@; |
90 | slog 1, "$@" if $@ && !ref $@; |
|
|
91 | |
|
|
92 | $httpevent->broadcast; # only for testing, but doesn't matter much |
|
|
93 | |
| 55 | $connections->up; |
94 | $connections->up; |
| 56 | } else { |
95 | } else { |
| 57 | last if @pool >= $MAX_POOL; |
96 | last if @pool >= $MAX_POOL; |
| 58 | push @pool, $Coro::current; |
97 | push @pool, $Coro::current; |
| 59 | schedule; |
98 | schedule; |
| … | |
… | |
| 76 | if (@pool) { |
115 | if (@pool) { |
| 77 | (pop @pool)->ready; |
116 | (pop @pool)->ready; |
| 78 | } else { |
117 | } else { |
| 79 | async \&handler; |
118 | async \&handler; |
| 80 | } |
119 | } |
| 81 | |
|
|
| 82 | } |
120 | } |
| 83 | }; |
121 | }; |
| 84 | } |
122 | } |
| 85 | |
123 | |
| 86 | my $http_port = new Coro::Socket |
124 | my $http_port = new Coro::Socket |
| 87 | LocalAddr => $SERVER_HOST, |
125 | LocalAddr => $SERVER_HOST, |
| 88 | LocalPort => $SERVER_PORT, |
126 | LocalPort => $SERVER_PORT, |
| 89 | ReuseAddr => 1, |
127 | ReuseAddr => 1, |
| 90 | Listen => 50, |
128 | Listen => 50, |
| 91 | or die "unable to start server"; |
129 | or die "unable to start server"; |
| 92 | |
130 | |
| 93 | listen_on $http_port; |
131 | listen_on $http_port; |
| 94 | |
132 | |
| 95 | if ($SERVER_PORT2) { |
133 | if ($SERVER_PORT2) { |
| 96 | my $http_port = new Coro::Socket |
134 | my $http_port = new Coro::Socket |
| 97 | LocalAddr => $SERVER_HOST, |
135 | LocalAddr => $SERVER_HOST, |
| 98 | LocalPort => $SERVER_PORT2, |
136 | LocalPort => $SERVER_PORT2, |
| 99 | ReuseAddr => 1, |
137 | ReuseAddr => 1, |
| 100 | Listen => 50, |
138 | Listen => 50, |
| 101 | or die "unable to start server"; |
139 | or die "unable to start server"; |
| 102 | |
140 | |
| 103 | listen_on $http_port; |
141 | listen_on $http_port; |
| 104 | } |
142 | } |
| 105 | |
143 | |
| 106 | our $NOW; |
|
|
| 107 | our $HTTP_NOW; |
|
|
| 108 | |
|
|
| 109 | Event->timer(interval => 1, hard => 1, cb => sub { |
|
|
| 110 | $NOW = time; |
|
|
| 111 | $HTTP_NOW = time2str $NOW; |
|
|
| 112 | })->now; |
|
|
| 113 | |
|
|
| 114 | package conn; |
144 | package conn; |
|
|
145 | |
|
|
146 | use strict; |
|
|
147 | use bytes; |
| 115 | |
148 | |
| 116 | use Socket; |
149 | use Socket; |
| 117 | use HTTP::Date; |
150 | use HTTP::Date; |
| 118 | use Convert::Scalar 'weaken'; |
151 | use Convert::Scalar 'weaken'; |
| 119 | use Linux::AIO; |
152 | use IO::AIO; |
| 120 | |
153 | |
| 121 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
154 | IO::AIO::min_parallel $::AIO_PARALLEL; |
| 122 | |
155 | |
| 123 | Event->io(fd => Linux::AIO::poll_fileno, |
156 | our $AIO_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb; |
| 124 | poll => 'r', async => 1, |
|
|
| 125 | cb => \&Linux::AIO::poll_cb); |
|
|
| 126 | |
157 | |
| 127 | our %conn; # $conn{ip}{self} => connobj |
158 | our %conn; # $conn{ip}{self} => connobj |
| 128 | our %uri; # $uri{ip}{uri}{self} |
159 | our %uri; # $uri{ip}{uri}{self} |
| 129 | our %blocked; |
160 | our %blocked; |
| 130 | our %mimetype; |
161 | our %mimetype; |
| 131 | |
162 | |
| 132 | sub read_mimetypes { |
163 | sub read_mimetypes { |
| 133 | local *M; |
|
|
| 134 | if (open M, "<mime_types") { |
164 | if (open my $fh, "<mime_types") { |
| 135 | while (<M>) { |
165 | while (<$fh>) { |
| 136 | if (/^([^#]\S+)\t+(\S+)$/) { |
166 | if (/^([^#]\S+)\t+(\S+)$/) { |
| 137 | $mimetype{lc $1} = $2; |
167 | $mimetype{lc $1} = $2; |
| 138 | } |
168 | } |
| 139 | } |
169 | } |
| 140 | } else { |
170 | } else { |
| … | |
… | |
| 148 | my $class = shift; |
178 | my $class = shift; |
| 149 | my $fh = shift; |
179 | my $fh = shift; |
| 150 | my $peername = shift; |
180 | my $peername = shift; |
| 151 | my $self = bless { fh => $fh }, $class; |
181 | my $self = bless { fh => $fh }, $class; |
| 152 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
182 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
| 153 | or $self->err(500, "unable to decode peername"); |
183 | or $self->err (500, "unable to decode peername"); |
| 154 | |
184 | |
| 155 | $self->{remote_addr} = |
185 | $self->{remote_addr} = |
| 156 | $self->{remote_id} = inet_ntoa $iaddr; |
186 | $self->{remote_id} = inet_ntoa $iaddr; |
|
|
187 | |
| 157 | $self->{time} = $::NOW; |
188 | $self->{time} = $::NOW; |
| 158 | |
189 | |
| 159 | weaken ($Coro::current->{conn} = $self); |
190 | weaken ($Coro::current->{conn} = $self); |
| 160 | |
191 | |
| 161 | $::conns++; |
192 | ++$::conns; |
|
|
193 | $::maxconns = $::conns if $::conns > $::maxconns; |
| 162 | |
194 | |
| 163 | $self; |
195 | $self |
| 164 | } |
196 | } |
| 165 | |
197 | |
| 166 | sub DESTROY { |
198 | sub DESTROY { |
| 167 | my $self = shift; |
199 | my $self = shift; |
|
|
200 | |
| 168 | $::conns--; |
201 | --$::conns; |
| 169 | $self->eoconn; |
|
|
| 170 | } |
202 | } |
| 171 | |
203 | |
| 172 | # end of connection |
204 | sub prune_cache { |
| 173 | sub eoconn { |
205 | my $hash = $_[0]; |
| 174 | my $self = shift; |
|
|
| 175 | |
206 | |
| 176 | # clean up hints |
207 | for (keys %$hash) { |
| 177 | delete $conn{$self->{remote_id}}{$self*1}; |
208 | if (ref $hash->{$_} eq HASH::) { |
| 178 | delete $uri{$self->{remote_id}}{$self->{uri}}{$self*1}; |
209 | prune_cache($hash->{$_}); |
| 179 | |
210 | unless (scalar keys %{$hash->{$_}}) { |
| 180 | $httpevent->broadcast; |
211 | delete $hash->{$_}; |
|
|
212 | } |
|
|
213 | } |
|
|
214 | } |
| 181 | } |
215 | } |
|
|
216 | |
|
|
217 | sub prune_caches { |
|
|
218 | prune_cache \%conn; |
|
|
219 | prune_cache \%uri; |
|
|
220 | |
|
|
221 | for (keys %blocked) { |
|
|
222 | delete $blocked{$_} unless $blocked{$_}[0] > $::NOW; |
|
|
223 | } |
|
|
224 | } |
|
|
225 | |
|
|
226 | our $PRUNE_WATCHER = EV::timer 60, 60, \&prune_caches; |
| 182 | |
227 | |
| 183 | sub slog { |
228 | sub slog { |
| 184 | my $self = shift; |
229 | my $self = shift; |
| 185 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
230 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
| 186 | } |
231 | } |
| 187 | |
232 | |
| 188 | sub response { |
233 | sub response { |
| 189 | my ($self, $code, $msg, $hdr, $content) = @_; |
234 | my ($self, $code, $msg, $hdr, $content) = @_; |
| 190 | my $res = "HTTP/1.1 $code $msg\015\012"; |
235 | my $res = "HTTP/1.1 $code $msg\015\012"; |
|
|
236 | my $GZ = ""; |
| 191 | |
237 | |
| 192 | if (exists $hdr->{Connection}) { |
238 | if (exists $hdr->{Connection}) { |
| 193 | if ($hdr->{Connection} =~ /close/) { |
239 | if ($hdr->{Connection} =~ /close/) { |
| 194 | $self->{h}{connection} = "close" |
240 | $self->{h}{connection} = "close" |
| 195 | } |
241 | } |
| … | |
… | |
| 201 | $self->{h}{connection} = "close" |
247 | $self->{h}{connection} = "close" |
| 202 | } |
248 | } |
| 203 | } |
249 | } |
| 204 | } |
250 | } |
| 205 | |
251 | |
|
|
252 | if ($self->{method} ne "HEAD" |
|
|
253 | && $self->{h}{"accept-encoding"} =~ /\bgzip\b/ |
|
|
254 | && 400 < length $content |
|
|
255 | && $hdr->{"Content-Length"} == length $content |
|
|
256 | && !exists $hdr->{"Content-Encoding"} |
|
|
257 | ) { |
|
|
258 | my $orig = length $content; |
|
|
259 | $hdr->{"Content-Encoding"} = "gzip"; |
|
|
260 | $content = Compress::Zlib::memGzip(\$content); |
|
|
261 | $hdr->{"Content-Length"} = length $content; |
|
|
262 | $GZ = sprintf "GZ%02d", 100 - 100*((length $content) / $orig); |
|
|
263 | } |
|
|
264 | |
| 206 | $res .= "Date: $HTTP_NOW\015\012"; |
265 | $res .= "Date: $HTTP_NOW\015\012"; |
|
|
266 | $res .= "Server: $::NAME\015\012"; |
| 207 | |
267 | |
| 208 | while (my ($h, $v) = each %$hdr) { |
268 | while (my ($h, $v) = each %$hdr) { |
| 209 | $res .= "$h: $v\015\012" |
269 | $res .= "$h: $v\015\012" |
| 210 | } |
270 | } |
| 211 | $res .= "\015\012"; |
271 | $res .= "\015\012"; |
| 212 | |
272 | |
| 213 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
273 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
| 214 | |
274 | |
| 215 | my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $NOW). |
275 | my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $::NOW). |
| 216 | " $self->{remote_id} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}. |
276 | " $self->{remote_id} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}.$GZ. |
| 217 | " \"$self->{h}{referer}\"\n"; |
277 | " \"$self->{h}{referer}\"\n"; |
| 218 | |
278 | |
| 219 | print $accesslog $log if $accesslog; |
279 | print $::accesslog $log if $::accesslog; |
| 220 | print STDERR $log; |
280 | print STDERR $log; |
| 221 | |
281 | |
| 222 | $self->{written} += |
282 | $tbf_top->request(length $res, 1e6); |
| 223 | print {$self->{fh}} $res; |
283 | $self->{written} += print {$self->{fh}} $res; |
| 224 | } |
284 | } |
| 225 | |
285 | |
| 226 | sub err { |
286 | sub err { |
| 227 | my $self = shift; |
287 | my $self = shift; |
| 228 | my ($code, $msg, $hdr, $content) = @_; |
288 | my ($code, $msg, $hdr, $content) = @_; |
| … | |
… | |
| 232 | $hdr->{"Content-Type"} = "text/plain"; |
292 | $hdr->{"Content-Type"} = "text/plain"; |
| 233 | $hdr->{"Content-Length"} = length $content; |
293 | $hdr->{"Content-Length"} = length $content; |
| 234 | } |
294 | } |
| 235 | $hdr->{"Connection"} = "close"; |
295 | $hdr->{"Connection"} = "close"; |
| 236 | |
296 | |
| 237 | $self->response($code, $msg, $hdr, $content); |
297 | $self->response ($code, $msg, $hdr, $content); |
| 238 | |
298 | |
| 239 | die bless {}, err::; |
299 | die bless {}, err:: |
| 240 | } |
300 | } |
| 241 | |
301 | |
| 242 | sub handle { |
302 | sub handle { |
| 243 | my $self = shift; |
303 | my $self = shift; |
| 244 | my $fh = $self->{fh}; |
304 | my $fh = $self->{fh}; |
| 245 | |
305 | |
| 246 | my $host; |
306 | my $host; |
| 247 | |
307 | |
| 248 | $fh->timeout($::REQ_TIMEOUT); |
308 | $fh->timeout($::REQ_TIMEOUT); |
| 249 | while() { |
309 | while () { |
| 250 | $self->{reqs}++; |
310 | $self->{reqs}++; |
| 251 | |
311 | |
| 252 | # read request and parse first line |
312 | # read request and parse first line |
| 253 | my $req = $fh->readline("\015\012\015\012"); |
313 | my $req = $fh->readline("\015\012\015\012"); |
| 254 | |
314 | |
| … | |
… | |
| 283 | my (%hdr, $h, $v); |
343 | my (%hdr, $h, $v); |
| 284 | |
344 | |
| 285 | $hdr{lc $1} .= ",$2" |
345 | $hdr{lc $1} .= ",$2" |
| 286 | while $req =~ /\G |
346 | while $req =~ /\G |
| 287 | ([^:\000-\040]+): |
347 | ([^:\000-\040]+): |
| 288 | [\008\040]* |
348 | [\011\040]* |
| 289 | ((?: [^\015\012]+ | \015\012[\008\040] )*) |
349 | ((?: [^\015\012]+ | \015\012[\011\040] )*) |
| 290 | \015\012 |
350 | \015\012 |
| 291 | /gxc; |
351 | /gxc; |
| 292 | |
352 | |
| 293 | $req =~ /\G\015\012$/ |
353 | $req =~ /\G\015\012$/ |
| 294 | or $self->err(400, "bad request"); |
354 | or $self->err(400, "bad request"); |
| … | |
… | |
| 306 | $id .= "[".$self->{h}{"x-forwarded-for"}."]"; |
366 | $id .= "[".$self->{h}{"x-forwarded-for"}."]"; |
| 307 | } |
367 | } |
| 308 | |
368 | |
| 309 | $self->{remote_id} = $id; |
369 | $self->{remote_id} = $id; |
| 310 | |
370 | |
|
|
371 | weaken (local $conn{$id}{$self*1} = $self); |
|
|
372 | |
| 311 | if ($blocked{$id}) { |
373 | if ($blocked{$id}) { |
| 312 | $self->err_blocked($blocked{$id}) |
374 | $self->err_blocked |
| 313 | if $blocked{$id} > $::NOW; |
375 | if $blocked{$id}[0] > $::NOW; |
| 314 | |
376 | |
| 315 | delete $blocked{$id}; |
377 | delete $blocked{$id}; |
| 316 | } |
|
|
| 317 | |
|
|
| 318 | if (%{$conn{$id}} >= $::MAX_CONN_IP) { |
|
|
| 319 | my $delay = $::PER_TIMEOUT + $::NOW + 15; |
|
|
| 320 | while (%{$conn{$id}} >= $::MAX_CONN_IP) { |
|
|
| 321 | if ($delay < $::NOW) { |
|
|
| 322 | $self->slog(2, "blocked ip $id"); |
|
|
| 323 | $self->err_blocked; |
|
|
| 324 | } else { |
|
|
| 325 | $httpevent->wait; |
|
|
| 326 | } |
|
|
| 327 | } |
|
|
| 328 | } |
378 | } |
| 329 | |
379 | |
| 330 | # find out server name and port |
380 | # find out server name and port |
| 331 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
381 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
| 332 | $host = $1; |
382 | $host = $1; |
| … | |
… | |
| 343 | $host = inet_ntoa $host; |
393 | $host = inet_ntoa $host; |
| 344 | } |
394 | } |
| 345 | |
395 | |
| 346 | $self->{server_name} = $host; |
396 | $self->{server_name} = $host; |
| 347 | |
397 | |
| 348 | # enter ourselves into various lists |
|
|
| 349 | weaken ($conn{$id}{$self*1} = $self); |
|
|
| 350 | weaken ($uri{$id}{$self->{uri}}{$self*1} = $self); |
398 | weaken (local $uri{$id}{$self->{uri}}{$self*1} = $self); |
| 351 | |
399 | |
| 352 | eval { |
400 | eval { |
| 353 | $self->map_uri; |
401 | $self->map_uri; |
| 354 | $self->respond; |
402 | $self->respond; |
| 355 | }; |
403 | }; |
| 356 | |
404 | |
| 357 | $self->eoconn; |
|
|
| 358 | |
|
|
| 359 | die if $@ && !ref $@; |
405 | die if $@ && !ref $@; |
| 360 | |
406 | |
| 361 | last if $self->{h}{connection} =~ /close/; |
407 | last if $self->{h}{connection} =~ /close/i; |
| 362 | |
408 | |
| 363 | $httpevent->broadcast; |
409 | $httpevent->broadcast; |
| 364 | |
410 | |
| 365 | $fh->timeout($::PER_TIMEOUT); |
411 | $fh->timeout($::PER_TIMEOUT); |
| 366 | } |
412 | } |
|
|
413 | } |
|
|
414 | |
|
|
415 | sub block { |
|
|
416 | my $self = shift; |
|
|
417 | |
|
|
418 | $blocked{$self->{remote_id}} = [$::NOW + $_[0], $_[1]]; |
|
|
419 | $self->slog(2, "blocked ip $self->{remote_id}"); |
|
|
420 | $self->err_blocked; |
| 367 | } |
421 | } |
| 368 | |
422 | |
| 369 | # uri => path mapping |
423 | # uri => path mapping |
| 370 | sub map_uri { |
424 | sub map_uri { |
| 371 | my $self = shift; |
425 | my $self = shift; |
| 372 | my $host = $self->{server_name}; |
426 | my $host = $self->{server_name}; |
| 373 | my $uri = $self->{uri}; |
427 | my $uri = $self->{uri}; |
|
|
428 | |
|
|
429 | $host =~ /[\/\\]/ |
|
|
430 | and $self->err(400, "bad request"); |
| 374 | |
431 | |
| 375 | # some massaging, also makes it more secure |
432 | # some massaging, also makes it more secure |
| 376 | $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; |
433 | $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; |
| 377 | $uri =~ s%//+%/%g; |
434 | $uri =~ s%//+%/%g; |
| 378 | $uri =~ s%/\.(?=/|$)%%g; |
435 | $uri =~ s%/\.(?=/|$)%%g; |
| … | |
… | |
| 422 | |
479 | |
| 423 | if ($self->{name} =~ s%^/internal/([^/]+)%%) { |
480 | if ($self->{name} =~ s%^/internal/([^/]+)%%) { |
| 424 | if ($::internal{$1}) { |
481 | if ($::internal{$1}) { |
| 425 | $::internal{$1}->($self); |
482 | $::internal{$1}->($self); |
| 426 | } else { |
483 | } else { |
| 427 | $self->err(404, "not found"); |
484 | $self->err (404, "not found"); |
| 428 | } |
485 | } |
| 429 | } else { |
486 | } else { |
| 430 | |
487 | |
| 431 | stat $path |
488 | stat $path |
| 432 | or $self->err(404, "not found"); |
489 | or $self->err (404, "not found"); |
| 433 | |
490 | |
| 434 | $self->{stat} = [stat _]; |
491 | $self->{stat} = [stat _]; |
| 435 | |
492 | |
| 436 | # idiotic netscape sends idiotic headers AGAIN |
493 | # idiotic netscape sends idiotic headers AGAIN |
| 437 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
494 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
| … | |
… | |
| 440 | if (-d _ && -r _) { |
497 | if (-d _ && -r _) { |
| 441 | # directory |
498 | # directory |
| 442 | if ($path !~ /\/$/) { |
499 | if ($path !~ /\/$/) { |
| 443 | # create a redirect to get the trailing "/" |
500 | # create a redirect to get the trailing "/" |
| 444 | # we don't try to avoid the :80 |
501 | # we don't try to avoid the :80 |
| 445 | $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" }); |
502 | $self->err (301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" }); |
| 446 | } else { |
503 | } else { |
| 447 | $ims < $self->{stat}[9] |
504 | $ims < $self->{stat}[9] |
| 448 | or $self->err(304, "not modified"); |
505 | or $self->err (304, "not modified"); |
| 449 | |
506 | |
| 450 | if (-r "$path/index.html") { |
507 | if (-r "$path/index.html") { |
| 451 | # replace directory "size" by index.html filesize |
508 | # replace directory "size" by index.html filesize |
| 452 | $self->{stat}[7] = (stat ($self->{path} .= "/index.html"))[7]; |
509 | $self->{stat} = [stat ($self->{path} .= "/index.html")]; |
| 453 | $self->handle_file; |
510 | $self->handle_file ($queue_index, $tbf_top); |
| 454 | } else { |
511 | } else { |
| 455 | $self->handle_dir; |
512 | $self->handle_dir; |
| 456 | } |
513 | } |
| 457 | } |
514 | } |
| 458 | } elsif (-f _ && -r _) { |
515 | } elsif (-f _ && -r _) { |
| 459 | -x _ and $self->err(403, "forbidden"); |
516 | -x _ and $self->err (403, "forbidden"); |
| 460 | $self->handle_file; |
517 | |
|
|
518 | if (keys %{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
|
|
519 | my $timeout = $::NOW + 10; |
|
|
520 | while (keys %{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
|
|
521 | if ($timeout < $::NOW) { |
|
|
522 | $self->block($::BLOCKTIME, "too many connections"); |
|
|
523 | } else { |
|
|
524 | $httpevent->wait; |
|
|
525 | } |
|
|
526 | } |
|
|
527 | } |
|
|
528 | |
|
|
529 | $self->handle_file ($queue_file, $tbf_top); |
| 461 | } else { |
530 | } else { |
| 462 | $self->err(404, "not found"); |
531 | $self->err (404, "not found"); |
| 463 | } |
532 | } |
| 464 | } |
533 | } |
| 465 | } |
534 | } |
| 466 | |
535 | |
| 467 | sub handle_dir { |
536 | sub handle_dir { |
| 468 | my $self = shift; |
537 | my $self = shift; |
| 469 | my $idx = $self->diridx; |
538 | my $idx = $self->diridx; |
| 470 | |
539 | |
| 471 | $self->response(200, "ok", |
540 | $self->response (200, "ok", |
| 472 | { |
541 | { |
| 473 | "Content-Type" => "text/html", |
542 | "Content-Type" => "text/html; charset=utf-8", |
| 474 | "Content-Length" => length $idx, |
543 | "Content-Length" => length $idx, |
| 475 | #d# directories change all the time, so X- |
|
|
| 476 | "X-Last-Modified" => time2str ((stat _)[9]), |
544 | "Last-Modified" => time2str ($self->{stat}[9]), |
| 477 | }, |
545 | }, |
| 478 | $idx); |
546 | $idx); |
| 479 | } |
547 | } |
| 480 | |
548 | |
| 481 | sub handle_file { |
549 | sub handle_file { |
| 482 | my $self = shift; |
550 | my ($self, $queue, $tbf) = @_; |
| 483 | my $length = $self->{stat}[7]; |
551 | my $length = $self->{stat}[7]; |
| 484 | my $queue = $::transfers[$length >= $::TRANSFER_SMALL]; |
|
|
| 485 | my $hdr = { |
552 | my $hdr = { |
| 486 | "Last-Modified" => time2str ((stat _)[9]), |
553 | "Last-Modified" => time2str ((stat _)[9]), |
|
|
554 | "Accept-Ranges" => "bytes", |
| 487 | }; |
555 | }; |
| 488 | |
556 | |
| 489 | my @code = (200, "ok"); |
557 | my @code = (200, "ok"); |
| 490 | my ($l, $h); |
558 | my ($l, $h); |
| 491 | |
559 | |
| … | |
… | |
| 501 | } |
569 | } |
| 502 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
570 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
| 503 | } |
571 | } |
| 504 | $hdr->{"Content-Range"} = "bytes */$length"; |
572 | $hdr->{"Content-Range"} = "bytes */$length"; |
| 505 | $hdr->{"Content-Length"} = $length; |
573 | $hdr->{"Content-Length"} = $length; |
| 506 | $self->err(416, "not satisfiable", $hdr, ""); |
574 | $self->err (416, "not satisfiable", $hdr, ""); |
| 507 | |
575 | |
| 508 | satisfiable: |
576 | satisfiable: |
| 509 | # check for segmented downloads |
577 | # check for segmented downloads |
| 510 | if ($l && $::NO_SEGMENTED) { |
578 | if ($l && $::NO_SEGMENTED) { |
| 511 | my $delay = $::NOW + $::PER_TIMEOUT + 15; |
579 | my $timeout = $::NOW + 15; |
| 512 | while (%{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
580 | while (keys %{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
| 513 | if ($delay <= $::NOW) { |
581 | if ($timeout <= $::NOW) { |
|
|
582 | $self->block ($::BLOCKTIME, "segmented downloads are forbidden"); |
| 514 | $self->err_segmented_download; |
583 | #$self->err_segmented_download; |
| 515 | } else { |
584 | } else { |
| 516 | $httpevent->wait; |
585 | $httpevent->wait; |
| 517 | } |
586 | } |
| 518 | } |
587 | } |
| 519 | } |
588 | } |
| … | |
… | |
| 529 | |
598 | |
| 530 | $self->{path} =~ /\.([^.]+)$/; |
599 | $self->{path} =~ /\.([^.]+)$/; |
| 531 | $hdr->{"Content-Type"} = $mimetype{lc $1} || "application/octet-stream"; |
600 | $hdr->{"Content-Type"} = $mimetype{lc $1} || "application/octet-stream"; |
| 532 | $hdr->{"Content-Length"} = $length; |
601 | $hdr->{"Content-Length"} = $length; |
| 533 | |
602 | |
| 534 | $self->response(@code, $hdr, ""); |
603 | $self->response (@code, $hdr, ""); |
| 535 | |
604 | |
| 536 | if ($self->{method} eq "GET") { |
605 | if ($self->{method} eq "GET") { |
| 537 | $self->{time} = $::NOW; |
606 | $self->{time} = $::NOW; |
|
|
607 | $self->{written} = 0; |
| 538 | |
608 | |
| 539 | my $current = $Coro::current; |
|
|
| 540 | |
|
|
| 541 | my ($fh, $buf, $r); |
|
|
| 542 | |
|
|
| 543 | open $fh, "<", $self->{path} |
609 | open my $fh, "<", $self->{path} |
| 544 | or die "$self->{path}: late open failure ($!)"; |
610 | or die "$self->{path}: late open failure ($!)"; |
| 545 | |
611 | |
| 546 | $h -= $l - 1; |
612 | $h -= $l - 1; |
| 547 | |
613 | |
| 548 | if (0) { # !AIO |
|
|
| 549 | if ($l) { |
|
|
| 550 | sysseek $fh, $l, 0; |
|
|
| 551 | } |
|
|
| 552 | } |
|
|
| 553 | |
|
|
| 554 | my $transfer = $queue->start_transfer; |
614 | my $transfer = $queue->start_transfer ($h); |
| 555 | my $locked; |
615 | my $locked; |
| 556 | my $bufsize = $::WAIT_BUFSIZE; # initial buffer size |
616 | my $bufsize = $::WAIT_BUFSIZE; # initial buffer size |
| 557 | |
617 | |
| 558 | while ($h > 0) { |
618 | while ($h > 0) { |
| 559 | unless ($locked) { |
619 | unless ($locked) { |
| 560 | if ($locked ||= $transfer->try($::WAIT_INTERVAL)) { |
620 | if ($locked ||= $transfer->try ($::WAIT_INTERVAL)) { |
| 561 | $bufsize = $::BUFSIZE; |
621 | $bufsize = $::BUFSIZE; |
| 562 | $self->{time} = $::NOW; |
622 | $self->{time} = $::NOW; |
|
|
623 | $self->{written} = 0; |
| 563 | } |
624 | } |
| 564 | } |
625 | } |
| 565 | |
626 | |
| 566 | if (0) { # !AIO |
627 | if ($blocked{$self->{remote_id}}) { |
| 567 | sysread $fh, $buf, $h > $bufsize ? $bufsize : $h |
628 | $self->{h}{connection} = "close"; |
|
|
629 | die bless {}, err::; |
|
|
630 | } |
|
|
631 | |
|
|
632 | Coro::AIO::aio_read $fh, $l, ($h > $bufsize ? $bufsize : $h), my $buf, 0 |
| 568 | or last; |
633 | or last; |
| 569 | } else { |
634 | |
| 570 | aio_read($fh, $l, ($h > $bufsize ? $bufsize : $h), |
635 | $tbf->request (length $buf); |
| 571 | $buf, 0, sub { |
|
|
| 572 | $r = $_[0]; |
|
|
| 573 | Coro::ready($current); |
|
|
| 574 | }); |
|
|
| 575 | &Coro::schedule; |
|
|
| 576 | last unless $r; |
|
|
| 577 | } |
|
|
| 578 | my $w = syswrite $self->{fh}, $buf |
636 | my $w = syswrite $self->{fh}, $buf |
| 579 | or last; |
637 | or last; |
| 580 | $::written += $w; |
638 | $::written += $w; |
| 581 | $self->{written} += $w; |
639 | $self->{written} += $w; |
| 582 | $l += $r; |
640 | $l += $w; |
| 583 | } |
641 | } |
| 584 | |
642 | |
| 585 | close $fh; |
643 | close $fh; |
| 586 | } |
644 | } |
| 587 | } |
645 | } |
| 588 | |
646 | |
| 589 | 1; |
647 | 1 |
|
|
648 | |
