1 | use Coro; |
1 | use Coro; |
2 | use Coro::Semaphore; |
2 | use Coro::Semaphore; |
3 | use Coro::Event; |
3 | use Coro::Event; |
4 | use Coro::Socket; |
4 | use Coro::Socket; |
|
|
5 | use Coro::Signal; |
5 | |
6 | |
6 | use HTTP::Date; |
7 | use HTTP::Date; |
|
|
8 | use POSIX (); |
|
|
9 | |
|
|
10 | use Compress::Zlib (); |
7 | |
11 | |
8 | no utf8; |
12 | no utf8; |
9 | use bytes; |
13 | use bytes; |
10 | |
|
|
11 | our @wait_time = (0); # used to calculcate avg. waiting time |
|
|
12 | |
14 | |
13 | # at least on my machine, this thingy serves files |
15 | # at least on my machine, this thingy serves files |
14 | # quite a bit faster than apache, ;) |
16 | # quite a bit faster than apache, ;) |
15 | # and quite a bit slower than thttpd :( |
17 | # and quite a bit slower than thttpd :( |
16 | |
18 | |
17 | $SIG{PIPE} = 'IGNORE'; |
19 | $SIG{PIPE} = 'IGNORE'; |
18 | |
20 | |
19 | our $accesslog; |
21 | our $accesslog; |
|
|
22 | our $errorlog; |
|
|
23 | |
|
|
24 | our $NOW; |
|
|
25 | our $HTTP_NOW; |
|
|
26 | |
|
|
27 | Event->timer(interval => 1, hard => 1, cb => sub { |
|
|
28 | $NOW = time; |
|
|
29 | $HTTP_NOW = time2str $NOW; |
|
|
30 | })->now; |
|
|
31 | |
|
|
32 | if ($ERROR_LOG) { |
|
|
33 | use IO::Handle; |
|
|
34 | open $errorlog, ">>$ERROR_LOG" |
|
|
35 | or die "$ERROR_LOG: $!"; |
|
|
36 | $errorlog->autoflush(1); |
|
|
37 | } |
20 | |
38 | |
21 | if ($ACCESS_LOG) { |
39 | if ($ACCESS_LOG) { |
22 | use IO::Handle; |
40 | use IO::Handle; |
23 | open $accesslog, ">>$ACCESS_LOG" |
41 | open $accesslog, ">>$ACCESS_LOG" |
24 | or die "$ACCESS_LOG: $!"; |
42 | or die "$ACCESS_LOG: $!"; |
… | |
… | |
26 | } |
44 | } |
27 | |
45 | |
28 | sub slog { |
46 | sub slog { |
29 | my $level = shift; |
47 | my $level = shift; |
30 | my $format = shift; |
48 | my $format = shift; |
|
|
49 | my $NOW = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $::NOW); |
31 | printf "---: $format\n", @_; |
50 | printf "$NOW: $format\n", @_; |
|
|
51 | printf $errorlog "$NOW: $format\n", @_ if $errorlog; |
32 | } |
52 | } |
33 | |
53 | |
34 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
54 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
35 | our $transfers = new Coro::Semaphore $MAX_TRANSFER || 50; |
55 | our $httpevent = new Coro::Signal; |
|
|
56 | |
|
|
57 | our $queue_file = new transferqueue $MAX_TRANSFERS; |
|
|
58 | our $queue_index = new transferqueue 10; |
36 | |
59 | |
37 | my @newcons; |
60 | my @newcons; |
38 | my @pool; |
61 | my @pool; |
39 | |
62 | |
40 | # one "execution thread" |
63 | # one "execution thread" |
41 | sub handler { |
64 | sub handler { |
42 | while () { |
65 | while () { |
43 | my $new = pop @newcons; |
|
|
44 | if ($new) { |
66 | if (@newcons) { |
45 | eval { |
67 | eval { |
46 | conn->new(@$new)->handle; |
68 | conn->new(@{pop @newcons})->handle; |
47 | }; |
69 | }; |
48 | slog 1, "$@" if $@ && !ref $@; |
70 | slog 1, "$@" if $@ && !ref $@; |
|
|
71 | |
|
|
72 | $httpevent->broadcast; # only for testing, but doesn't matter much |
|
|
73 | |
49 | $connections->up; |
74 | $connections->up; |
50 | } else { |
75 | } else { |
51 | last if @pool >= $MAX_POOL; |
76 | last if @pool >= $MAX_POOL; |
52 | push @pool, $Coro::current; |
77 | push @pool, $Coro::current; |
53 | schedule; |
78 | schedule; |
54 | } |
79 | } |
55 | } |
80 | } |
|
|
81 | } |
|
|
82 | |
|
|
83 | sub listen_on { |
|
|
84 | my $listen = $_[0]; |
|
|
85 | |
|
|
86 | push @listen_sockets, $listen; |
|
|
87 | |
|
|
88 | # the "main thread" |
|
|
89 | async { |
|
|
90 | slog 1, "accepting connections"; |
|
|
91 | while () { |
|
|
92 | $connections->down; |
|
|
93 | push @newcons, [$listen->accept]; |
|
|
94 | #slog 3, "accepted @$connections ".scalar(@pool); |
|
|
95 | if (@pool) { |
|
|
96 | (pop @pool)->ready; |
|
|
97 | } else { |
|
|
98 | async \&handler; |
|
|
99 | } |
|
|
100 | |
|
|
101 | } |
|
|
102 | }; |
56 | } |
103 | } |
57 | |
104 | |
58 | my $http_port = new Coro::Socket |
105 | my $http_port = new Coro::Socket |
59 | LocalAddr => $SERVER_HOST, |
106 | LocalAddr => $SERVER_HOST, |
60 | LocalPort => $SERVER_PORT, |
107 | LocalPort => $SERVER_PORT, |
61 | ReuseAddr => 1, |
108 | ReuseAddr => 1, |
62 | Listen => 50, |
109 | Listen => 50, |
63 | or die "unable to start server"; |
110 | or die "unable to start server"; |
64 | |
111 | |
65 | push @listen_sockets, $http_port; |
112 | listen_on $http_port; |
66 | |
113 | |
67 | our $NOW; |
114 | if ($SERVER_PORT2) { |
68 | our $HTTP_NOW; |
115 | my $http_port = new Coro::Socket |
|
|
116 | LocalAddr => $SERVER_HOST, |
|
|
117 | LocalPort => $SERVER_PORT2, |
|
|
118 | ReuseAddr => 1, |
|
|
119 | Listen => 50, |
|
|
120 | or die "unable to start server"; |
69 | |
121 | |
70 | Event->timer(interval => 1, hard => 1, cb => sub { |
122 | listen_on $http_port; |
71 | $NOW = time; |
123 | } |
72 | $HTTP_NOW = time2str $NOW; |
|
|
73 | }); |
|
|
74 | |
|
|
75 | # the "main thread" |
|
|
76 | async { |
|
|
77 | slog 1, "accepting connections"; |
|
|
78 | while () { |
|
|
79 | $connections->down; |
|
|
80 | push @newcons, [$http_port->accept]; |
|
|
81 | #slog 3, "accepted @$connections ".scalar(@pool); |
|
|
82 | if (@pool) { |
|
|
83 | (pop @pool)->ready; |
|
|
84 | } else { |
|
|
85 | async \&handler; |
|
|
86 | } |
|
|
87 | |
|
|
88 | } |
|
|
89 | }; |
|
|
90 | |
124 | |
91 | package conn; |
125 | package conn; |
92 | |
126 | |
93 | use Socket; |
127 | use Socket; |
94 | use HTTP::Date; |
128 | use HTTP::Date; |
95 | use Convert::Scalar 'weaken'; |
129 | use Convert::Scalar 'weaken'; |
96 | use Linux::AIO; |
130 | use Linux::AIO; |
97 | |
131 | |
98 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
132 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
99 | |
|
|
100 | my $aio_requests = new Coro::Semaphore $::AIO_PARALLEL * 4; |
|
|
101 | |
133 | |
102 | Event->io(fd => Linux::AIO::poll_fileno, |
134 | Event->io(fd => Linux::AIO::poll_fileno, |
103 | poll => 'r', async => 1, |
135 | poll => 'r', async => 1, |
104 | cb => \&Linux::AIO::poll_cb); |
136 | cb => \&Linux::AIO::poll_cb); |
105 | |
137 | |
… | |
… | |
123 | |
155 | |
124 | read_mimetypes; |
156 | read_mimetypes; |
125 | |
157 | |
126 | sub new { |
158 | sub new { |
127 | my $class = shift; |
159 | my $class = shift; |
|
|
160 | my $fh = shift; |
128 | my $peername = shift; |
161 | my $peername = shift; |
129 | my $fh = shift; |
|
|
130 | my $self = bless { fh => $fh }, $class; |
162 | my $self = bless { fh => $fh }, $class; |
131 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
163 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
132 | or $self->err(500, "unable to decode peername"); |
164 | or $self->err(500, "unable to decode peername"); |
133 | |
165 | |
|
|
166 | $self->{remote_addr} = |
134 | $self->{remote_addr} = inet_ntoa $iaddr; |
167 | $self->{remote_id} = inet_ntoa $iaddr; |
|
|
168 | |
135 | $self->{time} = $::NOW; |
169 | $self->{time} = $::NOW; |
136 | |
170 | |
137 | # enter ourselves into various lists |
171 | weaken ($Coro::current->{conn} = $self); |
138 | weaken ($conn{$self->{remote_addr}}{$self*1} = $self); |
|
|
139 | |
172 | |
140 | $::conns++; |
173 | $::conns++; |
|
|
174 | $::maxconns = $::conns if $::conns > $::maxconns; |
141 | |
175 | |
142 | $self; |
176 | $self; |
143 | } |
177 | } |
144 | |
178 | |
145 | sub DESTROY { |
179 | sub DESTROY { |
146 | my $self = shift; |
180 | #my $self = shift; |
147 | |
|
|
148 | $::conns--; |
181 | $::conns--; |
149 | |
|
|
150 | $self->eoconn; |
|
|
151 | delete $conn{$self->{remote_addr}}{$self*1}; |
|
|
152 | } |
|
|
153 | |
|
|
154 | # end of connection |
|
|
155 | sub eoconn { |
|
|
156 | my $self = shift; |
|
|
157 | delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1}; |
|
|
158 | } |
182 | } |
159 | |
183 | |
160 | sub slog { |
184 | sub slog { |
161 | my $self = shift; |
185 | my $self = shift; |
162 | main::slog($_[0], ($self->{remote_id} || $self->{remote_addr}) ."> $_[1]"); |
186 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
163 | } |
187 | } |
164 | |
188 | |
165 | sub response { |
189 | sub response { |
166 | my ($self, $code, $msg, $hdr, $content) = @_; |
190 | my ($self, $code, $msg, $hdr, $content) = @_; |
167 | my $res = "HTTP/1.1 $code $msg\015\012"; |
191 | my $res = "HTTP/1.1 $code $msg\015\012"; |
|
|
192 | my $GZ = ""; |
168 | |
193 | |
169 | $self->{h}{connection} ||= $hdr->{Connection}; |
194 | if (exists $hdr->{Connection}) { |
|
|
195 | if ($hdr->{Connection} =~ /close/) { |
|
|
196 | $self->{h}{connection} = "close" |
|
|
197 | } |
|
|
198 | } else { |
|
|
199 | if ($self->{version} < 1.1) { |
|
|
200 | if ($self->{h}{connection} =~ /keep-alive/i) { |
|
|
201 | $hdr->{Connection} = "Keep-Alive"; |
|
|
202 | } else { |
|
|
203 | $self->{h}{connection} = "close" |
|
|
204 | } |
|
|
205 | } |
|
|
206 | } |
|
|
207 | |
|
|
208 | if ($self->{method} ne "HEAD" |
|
|
209 | && $self->{h}{"accept-encoding"} =~ /\bgzip\b/ |
|
|
210 | && 400 < length $content |
|
|
211 | && $hdr->{"Content-Length"} == length $content |
|
|
212 | && !exists $hdr->{"Content-Encoding"} |
|
|
213 | ) { |
|
|
214 | my $orig = length $content; |
|
|
215 | $hdr->{"Content-Encoding"} = "gzip"; |
|
|
216 | $content = Compress::Zlib::memGzip(\$content); |
|
|
217 | $hdr->{"Content-Length"} = length $content; |
|
|
218 | $GZ = sprintf "GZ%02d", 100 - 100*((length $content) / $orig); |
|
|
219 | } |
170 | |
220 | |
171 | $res .= "Date: $HTTP_NOW\015\012"; |
221 | $res .= "Date: $HTTP_NOW\015\012"; |
172 | |
222 | |
173 | while (my ($h, $v) = each %$hdr) { |
223 | while (my ($h, $v) = each %$hdr) { |
174 | $res .= "$h: $v\015\012" |
224 | $res .= "$h: $v\015\012" |
175 | } |
225 | } |
176 | $res .= "\015\012"; |
226 | $res .= "\015\012"; |
177 | |
227 | |
178 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
228 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
179 | |
229 | |
180 | my $log = "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n"; |
230 | my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $NOW). |
|
|
231 | " $self->{remote_id} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}.$GZ. |
|
|
232 | " \"$self->{h}{referer}\"\n"; |
181 | |
233 | |
182 | print $accesslog $log if $accesslog; |
234 | print $accesslog $log if $accesslog; |
183 | print STDERR $log; |
235 | print STDERR $log; |
184 | |
236 | |
185 | $self->{written} += |
237 | $self->{written} += |
… | |
… | |
189 | sub err { |
241 | sub err { |
190 | my $self = shift; |
242 | my $self = shift; |
191 | my ($code, $msg, $hdr, $content) = @_; |
243 | my ($code, $msg, $hdr, $content) = @_; |
192 | |
244 | |
193 | unless (defined $content) { |
245 | unless (defined $content) { |
194 | $content = "$code $msg"; |
246 | $content = "$code $msg\n"; |
195 | $hdr->{"Content-Type"} = "text/plain"; |
247 | $hdr->{"Content-Type"} = "text/plain"; |
196 | $hdr->{"Content-Length"} = length $content; |
248 | $hdr->{"Content-Length"} = length $content; |
197 | } |
249 | } |
198 | $hdr->{"Connection"} = "close"; |
250 | $hdr->{"Connection"} = "close"; |
199 | |
251 | |
… | |
… | |
224 | } |
276 | } |
225 | |
277 | |
226 | $self->{h} = {}; |
278 | $self->{h} = {}; |
227 | |
279 | |
228 | $fh->timeout($::RES_TIMEOUT); |
280 | $fh->timeout($::RES_TIMEOUT); |
229 | my $ip = $self->{remote_addr}; |
|
|
230 | |
|
|
231 | if ($blocked{$ip}) { |
|
|
232 | $self->err_blocked($blocked{$ip}) |
|
|
233 | if $blocked{$ip} > $::NOW; |
|
|
234 | |
|
|
235 | delete $blocked{$ip}; |
|
|
236 | } |
|
|
237 | |
|
|
238 | if (%{$conn{$ip}} > $::MAX_CONN_IP) { |
|
|
239 | my $delay = 120; |
|
|
240 | while (%{$conn{$ip}} > $::MAX_CONN_IP) { |
|
|
241 | if ($delay <= 0) { |
|
|
242 | $self->slog(2, "blocked ip $ip"); |
|
|
243 | $self->err_blocked; |
|
|
244 | } else { |
|
|
245 | Coro::Event::do_timer(after => 3); |
|
|
246 | $delay -= 3; |
|
|
247 | } |
|
|
248 | } |
|
|
249 | } |
|
|
250 | |
281 | |
251 | $req =~ /^(?:\015\012)? |
282 | $req =~ /^(?:\015\012)? |
252 | (GET|HEAD) \040+ |
283 | (GET|HEAD) \040+ |
253 | ([^\040]+) \040+ |
284 | ([^\040]+) \040+ |
254 | HTTP\/([0-9]+\.[0-9]+) |
285 | HTTP\/([0-9]+\.[0-9]+) |
… | |
… | |
267 | my (%hdr, $h, $v); |
298 | my (%hdr, $h, $v); |
268 | |
299 | |
269 | $hdr{lc $1} .= ",$2" |
300 | $hdr{lc $1} .= ",$2" |
270 | while $req =~ /\G |
301 | while $req =~ /\G |
271 | ([^:\000-\040]+): |
302 | ([^:\000-\040]+): |
272 | [\008\040]* |
303 | [\010\040]* |
273 | ((?: [^\015\012]+ | \015\012[\008\040] )*) |
304 | ((?: [^\015\012]+ | \015\012[\010\040] )*) |
274 | \015\012 |
305 | \015\012 |
275 | /gxc; |
306 | /gxc; |
276 | |
307 | |
277 | $req =~ /\G\015\012$/ |
308 | $req =~ /\G\015\012$/ |
278 | or $self->err(400, "bad request"); |
309 | or $self->err(400, "bad request"); |
279 | |
310 | |
280 | $self->{h}{$h} = substr $v, 1 |
311 | $self->{h}{$h} = substr $v, 1 |
281 | while ($h, $v) = each %hdr; |
312 | while ($h, $v) = each %hdr; |
|
|
313 | } |
|
|
314 | |
|
|
315 | # remote id should be unique per user |
|
|
316 | my $id = $self->{remote_addr}; |
|
|
317 | |
|
|
318 | if (exists $self->{h}{"client-ip"}) { |
|
|
319 | $id .= "[".$self->{h}{"client-ip"}."]"; |
|
|
320 | } elsif (exists $self->{h}{"x-forwarded-for"}) { |
|
|
321 | $id .= "[".$self->{h}{"x-forwarded-for"}."]"; |
|
|
322 | } |
|
|
323 | |
|
|
324 | $self->{remote_id} = $id; |
|
|
325 | |
|
|
326 | weaken (local $conn{$id}{$self*1} = $self); |
|
|
327 | |
|
|
328 | if ($blocked{$id}) { |
|
|
329 | $self->err_blocked |
|
|
330 | if $blocked{$id}[0] > $::NOW; |
|
|
331 | |
|
|
332 | delete $blocked{$id}; |
282 | } |
333 | } |
283 | |
334 | |
284 | # find out server name and port |
335 | # find out server name and port |
285 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
336 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
286 | $host = $1; |
337 | $host = $1; |
… | |
… | |
290 | |
341 | |
291 | if (defined $host) { |
342 | if (defined $host) { |
292 | $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80; |
343 | $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80; |
293 | } else { |
344 | } else { |
294 | ($self->{server_port}, $host) |
345 | ($self->{server_port}, $host) |
295 | = unpack_sockaddr_in $self->{fh}->getsockname |
346 | = unpack_sockaddr_in $self->{fh}->sockname |
296 | or $self->err(500, "unable to get socket name"); |
347 | or $self->err(500, "unable to get socket name"); |
297 | $host = inet_ntoa $host; |
348 | $host = inet_ntoa $host; |
298 | } |
349 | } |
299 | |
350 | |
300 | $self->{server_name} = $host; |
351 | $self->{server_name} = $host; |
301 | |
352 | |
302 | # remote id should be unique per user |
|
|
303 | $self->{remote_id} = $self->{remote_addr}; |
|
|
304 | |
|
|
305 | if (exists $self->{h}{"client-ip"}) { |
|
|
306 | $self->{remote_id} .= "[".$self->{h}{"client-ip"}."]"; |
|
|
307 | } elsif (exists $self->{h}{"x-forwarded-for"}) { |
|
|
308 | $self->{remote_id} .= "[".$self->{h}{"x-forwarded-for"}."]"; |
|
|
309 | } |
|
|
310 | |
|
|
311 | weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self); |
353 | weaken (local $uri{$id}{$self->{uri}}{$self*1} = $self); |
312 | |
354 | |
313 | eval { |
355 | eval { |
314 | $self->map_uri; |
356 | $self->map_uri; |
315 | $self->respond; |
357 | $self->respond; |
316 | }; |
358 | }; |
317 | |
359 | |
318 | $self->eoconn; |
|
|
319 | |
|
|
320 | die if $@ && !ref $@; |
360 | die if $@ && !ref $@; |
321 | |
361 | |
322 | last if $self->{h}{connection} =~ /close/ || $self->{version} < 1.1; |
362 | last if $self->{h}{connection} =~ /close/i; |
|
|
363 | |
|
|
364 | $httpevent->broadcast; |
323 | |
365 | |
324 | $fh->timeout($::PER_TIMEOUT); |
366 | $fh->timeout($::PER_TIMEOUT); |
325 | } |
367 | } |
|
|
368 | } |
|
|
369 | |
|
|
370 | sub block { |
|
|
371 | my $self = shift; |
|
|
372 | |
|
|
373 | $blocked{$self->{remote_id}} = [$::NOW + $_[0], $_[1]]; |
|
|
374 | $self->slog(2, "blocked ip $self->{remote_id}"); |
|
|
375 | $self->err_blocked; |
326 | } |
376 | } |
327 | |
377 | |
328 | # uri => path mapping |
378 | # uri => path mapping |
329 | sub map_uri { |
379 | sub map_uri { |
330 | my $self = shift; |
380 | my $self = shift; |
… | |
… | |
377 | |
427 | |
378 | sub respond { |
428 | sub respond { |
379 | my $self = shift; |
429 | my $self = shift; |
380 | my $path = $self->{path}; |
430 | my $path = $self->{path}; |
381 | |
431 | |
382 | stat $path |
432 | if ($self->{name} =~ s%^/internal/([^/]+)%%) { |
383 | or $self->err(404, "not found"); |
433 | if ($::internal{$1}) { |
384 | |
434 | $::internal{$1}->($self); |
385 | $self->{stat} = [stat _]; |
|
|
386 | |
|
|
387 | # idiotic netscape sends idiotic headers AGAIN |
|
|
388 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
|
|
389 | ? str2time $1 : 0; |
|
|
390 | |
|
|
391 | if (-d _ && -r _) { |
|
|
392 | # directory |
|
|
393 | if ($path !~ /\/$/) { |
|
|
394 | # create a redirect to get the trailing "/" |
|
|
395 | # we don't try to avoid the :80 |
|
|
396 | $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" }); |
|
|
397 | } else { |
435 | } else { |
398 | $ims < $self->{stat}[9] |
436 | $self->err(404, "not found"); |
|
|
437 | } |
|
|
438 | } else { |
|
|
439 | |
|
|
440 | stat $path |
399 | or $self->err(304, "not modified"); |
441 | or $self->err(404, "not found"); |
400 | |
442 | |
401 | if (-r "$path/index.html") { |
443 | $self->{stat} = [stat _]; |
402 | $self->{path} .= "/index.html"; |
444 | |
403 | $self->handle_file; |
445 | # idiotic netscape sends idiotic headers AGAIN |
|
|
446 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
|
|
447 | ? str2time $1 : 0; |
|
|
448 | |
|
|
449 | if (-d _ && -r _) { |
|
|
450 | # directory |
|
|
451 | if ($path !~ /\/$/) { |
|
|
452 | # create a redirect to get the trailing "/" |
|
|
453 | # we don't try to avoid the :80 |
|
|
454 | $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" }); |
404 | } else { |
455 | } else { |
|
|
456 | $ims < $self->{stat}[9] |
|
|
457 | or $self->err(304, "not modified"); |
|
|
458 | |
|
|
459 | if (-r "$path/index.html") { |
|
|
460 | # replace directory "size" by index.html filesize |
|
|
461 | $self->{stat} = [stat ($self->{path} .= "/index.html")]; |
|
|
462 | $self->handle_file($queue_index); |
|
|
463 | } else { |
405 | $self->handle_dir; |
464 | $self->handle_dir; |
406 | } |
465 | } |
407 | } |
466 | } |
408 | } elsif (-f _ && -r _) { |
467 | } elsif (-f _ && -r _) { |
409 | -x _ and $self->err(403, "forbidden"); |
468 | -x _ and $self->err(403, "forbidden"); |
|
|
469 | |
|
|
470 | if (keys %{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
|
|
471 | my $timeout = $::NOW + 10; |
|
|
472 | while (keys %{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
|
|
473 | if ($timeout < $::NOW) { |
|
|
474 | $self->block($::BLOCKTIME, "too many connections"); |
|
|
475 | } else { |
|
|
476 | $httpevent->wait; |
|
|
477 | } |
|
|
478 | } |
|
|
479 | } |
|
|
480 | |
410 | $self->handle_file; |
481 | $self->handle_file($queue_file); |
411 | } else { |
482 | } else { |
412 | $self->err(404, "not found"); |
483 | $self->err(404, "not found"); |
|
|
484 | } |
413 | } |
485 | } |
414 | } |
486 | } |
415 | |
487 | |
416 | sub handle_dir { |
488 | sub handle_dir { |
417 | my $self = shift; |
489 | my $self = shift; |
… | |
… | |
419 | |
491 | |
420 | $self->response(200, "ok", |
492 | $self->response(200, "ok", |
421 | { |
493 | { |
422 | "Content-Type" => "text/html", |
494 | "Content-Type" => "text/html", |
423 | "Content-Length" => length $idx, |
495 | "Content-Length" => length $idx, |
|
|
496 | "Last-Modified" => time2str ($self->{stat}[9]), |
424 | }, |
497 | }, |
425 | $idx); |
498 | $idx); |
426 | } |
499 | } |
427 | |
500 | |
428 | sub handle_file { |
501 | sub handle_file { |
429 | my $self = shift; |
502 | my ($self, $queue) = @_; |
430 | my $length = -s _; |
503 | my $length = $self->{stat}[7]; |
431 | my $hdr = { |
504 | my $hdr = { |
432 | "Last-Modified" => time2str ((stat _)[9]), |
505 | "Last-Modified" => time2str ((stat _)[9]), |
433 | }; |
506 | }; |
434 | |
507 | |
435 | my @code = (200, "ok"); |
508 | my @code = (200, "ok"); |
… | |
… | |
447 | } |
520 | } |
448 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
521 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
449 | } |
522 | } |
450 | $hdr->{"Content-Range"} = "bytes */$length"; |
523 | $hdr->{"Content-Range"} = "bytes */$length"; |
451 | $hdr->{"Content-Length"} = $length; |
524 | $hdr->{"Content-Length"} = $length; |
452 | $self->slog(9, "not satisfiable($self->{h}{range}|".$self->{h}{"user-agent"}.")"); |
|
|
453 | $self->err(416, "not satisfiable", $hdr, ""); |
525 | $self->err(416, "not satisfiable", $hdr, ""); |
454 | |
526 | |
455 | satisfiable: |
527 | satisfiable: |
456 | # check for segmented downloads |
528 | # check for segmented downloads |
457 | if ($l && $::NO_SEGMENTED) { |
529 | if ($l && $::NO_SEGMENTED) { |
458 | my $delay = 180; |
530 | my $timeout = $::NOW + 15; |
459 | while (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) { |
531 | while (keys %{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
460 | if ($delay <= 0) { |
532 | if ($timeout <= $::NOW) { |
|
|
533 | $self->block($::BLOCKTIME, "segmented downloads are forbidden"); |
461 | $self->err_segmented_download; |
534 | #$self->err_segmented_download; |
462 | } else { |
535 | } else { |
463 | Coro::Event::do_timer(after => 3); $delay -= 3; |
536 | $httpevent->wait; |
464 | } |
537 | } |
465 | } |
538 | } |
466 | } |
539 | } |
467 | |
540 | |
468 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
541 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
… | |
… | |
481 | $self->response(@code, $hdr, ""); |
554 | $self->response(@code, $hdr, ""); |
482 | |
555 | |
483 | if ($self->{method} eq "GET") { |
556 | if ($self->{method} eq "GET") { |
484 | $self->{time} = $::NOW; |
557 | $self->{time} = $::NOW; |
485 | |
558 | |
486 | my $transfer = $::transfers->guard; |
559 | my $current = $Coro::current; |
487 | $self->{fh}->writable or return; |
|
|
488 | |
|
|
489 | push @::wait_time, $::NOW - $self->{time}; |
|
|
490 | shift @::wait_time if @wait_time > 25; |
|
|
491 | $self->{time} = $::NOW; |
|
|
492 | |
560 | |
493 | my ($fh, $buf, $r); |
561 | my ($fh, $buf, $r); |
494 | my $current = $Coro::current; |
562 | |
495 | open $fh, "<", $self->{path} |
563 | open $fh, "<", $self->{path} |
496 | or die "$self->{path}: late open failure ($!)"; |
564 | or die "$self->{path}: late open failure ($!)"; |
497 | |
565 | |
498 | $h -= $l - 1; |
566 | $h -= $l - 1; |
499 | |
567 | |
500 | if (0) { |
568 | if (0) { # !AIO |
501 | if ($l) { |
569 | if ($l) { |
502 | sysseek $fh, $l, 0; |
570 | sysseek $fh, $l, 0; |
503 | } |
571 | } |
504 | } |
572 | } |
|
|
573 | |
|
|
574 | my $transfer = $queue->start_transfer($h); |
|
|
575 | my $locked; |
|
|
576 | my $bufsize = $::WAIT_BUFSIZE; # initial buffer size |
505 | |
577 | |
506 | while ($h > 0) { |
578 | while ($h > 0) { |
|
|
579 | unless ($locked) { |
|
|
580 | if ($locked ||= $transfer->try($::WAIT_INTERVAL)) { |
|
|
581 | $bufsize = $::BUFSIZE; |
|
|
582 | $self->{time} = $::NOW; |
|
|
583 | } |
|
|
584 | } |
|
|
585 | |
|
|
586 | if ($blocked{$self->{remote_id}}) { |
|
|
587 | $self->{h}{connection} = "close"; |
|
|
588 | die bless {}, err::; |
|
|
589 | } |
|
|
590 | |
507 | if (0) { |
591 | if (0) { # !AIO |
508 | sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h |
592 | sysread $fh, $buf, $h > $bufsize ? $bufsize : $h |
509 | or last; |
593 | or last; |
510 | } else { |
594 | } else { |
511 | undef $buf; |
595 | aio_read($fh, $l, ($h > $bufsize ? $bufsize : $h), |
512 | $aio_requests->down; |
|
|
513 | aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), |
|
|
514 | $buf, 0, sub { |
596 | $buf, 0, sub { |
515 | $r = $_[0]; |
597 | $r = $_[0]; |
516 | $current->ready; |
598 | Coro::ready($current); |
517 | }); |
599 | }); |
518 | &Coro::schedule; |
600 | &Coro::schedule; |
519 | $aio_requests->up; |
|
|
520 | last unless $r; |
601 | last unless $r; |
521 | } |
602 | } |
522 | my $w = $self->{fh}->syswrite($buf) |
603 | my $w = syswrite $self->{fh}, $buf |
523 | or last; |
604 | or last; |
524 | $::written += $w; |
605 | $::written += $w; |
525 | $self->{written} += $w; |
606 | $self->{written} += $w; |
526 | $l += $r; |
607 | $l += $r; |
527 | } |
608 | } |