… | |
… | |
9 | # at least on my machine, this thingy serves files |
9 | # at least on my machine, this thingy serves files |
10 | # quite a bit faster than apache, ;) |
10 | # quite a bit faster than apache, ;) |
11 | # and quite a bit slower than thttpd :( |
11 | # and quite a bit slower than thttpd :( |
12 | |
12 | |
13 | $SIG{PIPE} = 'IGNORE'; |
13 | $SIG{PIPE} = 'IGNORE'; |
14 | |
14 | |
|
|
15 | our $accesslog; |
|
|
16 | |
|
|
17 | if ($ACCESS_LOG) { |
|
|
18 | use IO::Handle; |
|
|
19 | open $accesslog, ">>$ACCESS_LOG" |
|
|
20 | or die "$ACCESS_LOG: $!"; |
|
|
21 | $accesslog->autoflush(1); |
|
|
22 | } |
|
|
23 | |
15 | sub slog { |
24 | sub slog { |
16 | my $level = shift; |
25 | my $level = shift; |
17 | my $format = shift; |
26 | my $format = shift; |
18 | printf "---: $format\n", @_; |
27 | printf "---: $format\n", @_; |
19 | } |
28 | } |
… | |
… | |
43 | |
52 | |
44 | my $http_port = new Coro::Socket |
53 | my $http_port = new Coro::Socket |
45 | LocalAddr => $SERVER_HOST, |
54 | LocalAddr => $SERVER_HOST, |
46 | LocalPort => $SERVER_PORT, |
55 | LocalPort => $SERVER_PORT, |
47 | ReuseAddr => 1, |
56 | ReuseAddr => 1, |
48 | Listen => 1, |
57 | Listen => 50, |
49 | or die "unable to start server"; |
58 | or die "unable to start server"; |
50 | |
59 | |
51 | push @listen_sockets, $http_port; |
60 | push @listen_sockets, $http_port; |
52 | |
61 | |
53 | # the "main thread" |
62 | # the "main thread" |
… | |
… | |
70 | package conn; |
79 | package conn; |
71 | |
80 | |
72 | use Socket; |
81 | use Socket; |
73 | use HTTP::Date; |
82 | use HTTP::Date; |
74 | use Convert::Scalar 'weaken'; |
83 | use Convert::Scalar 'weaken'; |
|
|
84 | use Linux::AIO; |
75 | |
85 | |
|
|
86 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
|
|
87 | |
|
|
88 | Event->io(fd => Linux::AIO::poll_fileno, |
|
|
89 | poll => 'r', async => 1, |
|
|
90 | cb => \&Linux::AIO::poll_cb); |
|
|
91 | |
76 | our %conn; # $conn{ip}{fh} => connobj |
92 | our %conn; # $conn{ip}{self} => connobj |
|
|
93 | our %uri; # $uri{ip}{uri}{self} |
77 | our %blocked; |
94 | our %blocked; |
|
|
95 | our %mimetype; |
|
|
96 | |
|
|
97 | sub read_mimetypes { |
|
|
98 | local *M; |
|
|
99 | if (open M, "<mime_types") { |
|
|
100 | while (<M>) { |
|
|
101 | if (/^([^#]\S+)\t+(\S+)$/) { |
|
|
102 | $mimetype{lc $1} = $2; |
|
|
103 | } |
|
|
104 | } |
|
|
105 | } else { |
|
|
106 | print "cannot open mime_types\n"; |
|
|
107 | } |
|
|
108 | } |
|
|
109 | |
|
|
110 | read_mimetypes; |
78 | |
111 | |
79 | sub new { |
112 | sub new { |
80 | my $class = shift; |
113 | my $class = shift; |
81 | my $peername = shift; |
114 | my $peername = shift; |
82 | my $fh = shift; |
115 | my $fh = shift; |
83 | my $self = bless { fh => $fh }, $class; |
116 | my $self = bless { fh => $fh }, $class; |
84 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
117 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
85 | or $self->err(500, "unable to decode peername"); |
118 | or $self->err(500, "unable to decode peername"); |
|
|
119 | |
86 | $self->{remote_addr} = inet_ntoa $iaddr; |
120 | $self->{remote_addr} = inet_ntoa $iaddr; |
|
|
121 | $self->{time} = $::NOW; |
87 | |
122 | |
88 | # enter ourselves into various lists |
123 | # enter ourselves into various lists |
89 | weaken ($conn{$self->{remote_addr}}{$self*1} = $self); |
124 | weaken ($conn{$self->{remote_addr}}{$self*1} = $self); |
90 | |
125 | |
|
|
126 | $::conns++; |
|
|
127 | |
91 | $self; |
128 | $self; |
92 | } |
129 | } |
93 | |
130 | |
94 | sub DESTROY { |
131 | sub DESTROY { |
95 | my $self = shift; |
132 | my $self = shift; |
|
|
133 | |
|
|
134 | $::conns--; |
|
|
135 | |
|
|
136 | $self->eoconn; |
96 | delete $conn{$self->{remote_addr}}{$self*1}; |
137 | delete $conn{$self->{remote_addr}}{$self*1}; |
|
|
138 | } |
|
|
139 | |
|
|
140 | # end of connection |
|
|
141 | sub eoconn { |
|
|
142 | my $self = shift; |
97 | delete $uri{$self->{uri}}{$self*1}; |
143 | delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1}; |
98 | } |
144 | } |
99 | |
145 | |
100 | sub slog { |
146 | sub slog { |
101 | my $self = shift; |
147 | my $self = shift; |
102 | main::slog($_[0], "$self->{remote_addr}> $_[1]"); |
148 | main::slog($_[0], "$self->{remote_addr}> $_[1]"); |
103 | } |
149 | } |
104 | |
150 | |
105 | sub response { |
151 | sub response { |
106 | my ($self, $code, $msg, $hdr, $content) = @_; |
152 | my ($self, $code, $msg, $hdr, $content) = @_; |
107 | my $res = "HTTP/1.0 $code $msg\015\012"; |
153 | my $res = "HTTP/1.1 $code $msg\015\012"; |
108 | |
154 | |
109 | $res .= "Connection: close\015\012"; |
155 | $self->{h}{connection} ||= $hdr->{Connection}; |
|
|
156 | |
110 | $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :( |
157 | $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :( |
111 | |
158 | |
112 | while (my ($h, $v) = each %$hdr) { |
159 | while (my ($h, $v) = each %$hdr) { |
113 | $res .= "$h: $v\015\012" |
160 | $res .= "$h: $v\015\012" |
114 | } |
161 | } |
|
|
162 | $res .= "\015\012"; |
115 | |
163 | |
116 | $res .= "\015\012$content" if defined $content; |
164 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
117 | |
165 | |
118 | print STDERR "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";#d# |
166 | my $log = "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n"; |
119 | |
167 | |
|
|
168 | print $accesslog $log if $accesslog; |
|
|
169 | print STDERR $log; |
|
|
170 | |
|
|
171 | $self->{written} += |
120 | print {$self->{fh}} $res; |
172 | print {$self->{fh}} $res; |
121 | } |
173 | } |
122 | |
174 | |
123 | sub err { |
175 | sub err { |
124 | my $self = shift; |
176 | my $self = shift; |
125 | my ($code, $msg, $hdr, $content) = @_; |
177 | my ($code, $msg, $hdr, $content) = @_; |
… | |
… | |
127 | unless (defined $content) { |
179 | unless (defined $content) { |
128 | $content = "$code $msg"; |
180 | $content = "$code $msg"; |
129 | $hdr->{"Content-Type"} = "text/plain"; |
181 | $hdr->{"Content-Type"} = "text/plain"; |
130 | $hdr->{"Content-Length"} = length $content; |
182 | $hdr->{"Content-Length"} = length $content; |
131 | } |
183 | } |
|
|
184 | $hdr->{"Connection"} = "close"; |
132 | |
185 | |
133 | $self->response($code, $msg, $hdr, $content); |
186 | $self->response($code, $msg, $hdr, $content); |
134 | |
187 | |
135 | die bless {}, err::; |
188 | die bless {}, err::; |
136 | } |
189 | } |
137 | |
190 | |
138 | sub err_blocked { |
191 | sub err_blocked { |
139 | my $self = shift; |
192 | my $self = shift; |
140 | my $ip = $self->{remote_addr}; |
193 | my $ip = $self->{remote_addr}; |
141 | my $time = time2str $blocked{$ip} = $::NOW + $::BLOCKTIME; |
194 | my $time = time2str $blocked{$ip} = $::NOW + $::BLOCKTIME; |
|
|
195 | |
|
|
196 | Coro::Event::do_timer(after => 20*rand); |
|
|
197 | |
142 | $self->err(403, "too many connections", |
198 | $self->err(401, "too many connections", |
143 | { |
199 | { |
144 | "Content-Type" => "text/html", |
200 | "Content-Type" => "text/html", |
145 | "Retry-After" => $::BLOCKTIME |
201 | "Retry-After" => $::BLOCKTIME, |
|
|
202 | "Warning" => "Please do NOT retry, you have been blocked", |
|
|
203 | "WWW-Authenticate" => "Basic realm=\"Please do NOT retry, you have been blocked\"", |
|
|
204 | "Connection" => "close", |
146 | }, |
205 | }, |
147 | <<EOF); |
206 | <<EOF); |
148 | <html><p> |
207 | <html> |
|
|
208 | <head> |
|
|
209 | <title>Too many connections</title> |
|
|
210 | </head> |
|
|
211 | <body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000"> |
|
|
212 | |
149 | You have been blocked because you opened too many connections. You |
213 | <p>You have been blocked because you opened too many connections. You |
150 | may retry at</p> |
214 | may retry at</p> |
151 | |
215 | |
152 | <p><blockquote>$time.</blockquote></p> |
216 | <p><blockquote>$time.</blockquote></p> |
153 | |
217 | |
154 | <p>Until then, each new access will renew the block. You might want to have a |
218 | <p>Until then, each new access will renew the block. You might want to have a |
155 | look at the <a href="http://www.goof.com/pcg/marc/animefaq.html">FAQ</a>.</p> |
219 | look at the <a href="http://www.goof.com/pcg/marc/animefaq.html#connectionlimit">FAQ</a>.</p> |
156 | </html> |
220 | |
|
|
221 | </body></html> |
157 | EOF |
222 | EOF |
158 | } |
223 | } |
159 | |
224 | |
160 | sub handle { |
225 | sub handle { |
161 | my $self = shift; |
226 | my $self = shift; |
162 | my $fh = $self->{fh}; |
227 | my $fh = $self->{fh}; |
163 | |
228 | |
|
|
229 | $fh->timeout($::REQ_TIMEOUT); |
164 | #while() { |
230 | while() { |
|
|
231 | $self->{reqs}++; |
|
|
232 | |
|
|
233 | # read request and parse first line |
|
|
234 | my $req = $fh->readline("\015\012\015\012"); |
|
|
235 | |
|
|
236 | unless (defined $req) { |
|
|
237 | if (exists $self->{version}) { |
|
|
238 | last; |
|
|
239 | } else { |
|
|
240 | $self->err(408, "request timeout"); |
|
|
241 | } |
|
|
242 | } |
|
|
243 | |
165 | $self->{h} = {}; |
244 | $self->{h} = {}; |
166 | |
245 | |
167 | # read request and parse first line |
|
|
168 | $fh->timeout($::REQ_TIMEOUT); |
|
|
169 | my $req = $fh->readline("\015\012\015\012"); |
|
|
170 | $fh->timeout($::RES_TIMEOUT); |
246 | $fh->timeout($::RES_TIMEOUT); |
171 | |
|
|
172 | defined $req or |
|
|
173 | $self->err(408, "request timeout"); |
|
|
174 | |
|
|
175 | my $ip = $self->{remote_addr}; |
247 | my $ip = $self->{remote_addr}; |
176 | |
248 | |
177 | if ($blocked{$ip}) { |
249 | if ($blocked{$ip}) { |
178 | $self->err_blocked($blocked{$ip}) |
250 | $self->err_blocked($blocked{$ip}) |
179 | if $blocked{$ip} > $::NOW; |
251 | if $blocked{$ip} > $::NOW; |
180 | |
252 | |
181 | delete $blocked{$ip}; |
253 | delete $blocked{$ip}; |
182 | } |
254 | } |
183 | |
255 | |
184 | if (%{$conn{$ip}} > $::MAX_CONN_IP) { |
256 | if (%{$conn{$ip}} > $::MAX_CONN_IP) { |
185 | $self->slog("blocked ip $ip"); |
257 | $self->slog(2, "blocked ip $ip"); |
186 | $self->err_blocked; |
258 | $self->err_blocked; |
187 | } |
259 | } |
188 | |
260 | |
189 | $req =~ /^(?:\015\012)? |
261 | $req =~ /^(?:\015\012)? |
190 | (GET|HEAD) \040+ |
262 | (GET|HEAD) \040+ |
191 | ([^\040]+) \040+ |
263 | ([^\040]+) \040+ |
192 | HTTP\/([0-9]+\.[0-9]+) |
264 | HTTP\/([0-9]+\.[0-9]+) |
193 | \015\012/gx |
265 | \015\012/gx |
194 | or $self->err(403, "method not allowed", { Allow => "GET,HEAD" }); |
266 | or $self->err(405, "method not allowed", { Allow => "GET,HEAD" }); |
195 | |
|
|
196 | $2 ne "1.0" |
|
|
197 | or $self->err(506, "http protocol version not supported"); |
|
|
198 | |
267 | |
199 | $self->{method} = $1; |
268 | $self->{method} = $1; |
200 | $self->{uri} = $2; |
269 | $self->{uri} = $2; |
|
|
270 | $self->{version} = $3; |
|
|
271 | |
|
|
272 | $3 =~ /^1\./ |
|
|
273 | or $self->err(506, "http protocol version $3 not supported"); |
201 | |
274 | |
202 | # parse headers |
275 | # parse headers |
203 | { |
276 | { |
204 | my (%hdr, $h, $v); |
277 | my (%hdr, $h, $v); |
205 | |
278 | |
… | |
… | |
218 | while ($h, $v) = each %hdr; |
291 | while ($h, $v) = each %hdr; |
219 | } |
292 | } |
220 | |
293 | |
221 | $self->{server_port} = $self->{h}{host} =~ s/:([0-9]+)$// ? $1 : 80; |
294 | $self->{server_port} = $self->{h}{host} =~ s/:([0-9]+)$// ? $1 : 80; |
222 | |
295 | |
223 | weaken ($uri{$self->{uri}}{$self*1} = $self); |
296 | weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self); |
224 | |
297 | |
|
|
298 | eval { |
225 | $self->map_uri; |
299 | $self->map_uri; |
226 | $self->respond; |
300 | $self->respond; |
|
|
301 | }; |
|
|
302 | |
|
|
303 | $self->eoconn; |
|
|
304 | |
|
|
305 | die if $@ && !ref $@; |
|
|
306 | |
|
|
307 | last if $self->{h}{connection} =~ /close/ || $self->{version} lt "1.1"; |
|
|
308 | |
|
|
309 | $self->slog(9, "persistent connection [".$self->{h}{"user-agent"}."][$self->{reqs}]"); |
|
|
310 | $fh->timeout($::PER_TIMEOUT); |
227 | #} |
311 | } |
228 | } |
312 | } |
229 | |
313 | |
230 | # uri => path mapping |
314 | # uri => path mapping |
231 | sub map_uri { |
315 | sub map_uri { |
232 | my $self = shift; |
316 | my $self = shift; |
… | |
… | |
244 | |
328 | |
245 | $self->{name} = $uri; |
329 | $self->{name} = $uri; |
246 | |
330 | |
247 | # now do the path mapping |
331 | # now do the path mapping |
248 | $self->{path} = "$::DOCROOT/$host$uri"; |
332 | $self->{path} = "$::DOCROOT/$host$uri"; |
|
|
333 | |
|
|
334 | $self->access_check; |
249 | } |
335 | } |
250 | |
336 | |
251 | sub server_address { |
337 | sub server_address { |
252 | my $self = shift; |
338 | my $self = shift; |
253 | my ($port, $iaddr) = unpack_sockaddr_in $self->{fh}->getsockname |
339 | my ($port, $iaddr) = unpack_sockaddr_in $self->{fh}->getsockname |
… | |
… | |
287 | if (chdir $::DOCROOT) { |
373 | if (chdir $::DOCROOT) { |
288 | $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike |
374 | $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike |
289 | $ENV{HTTP_HOST} = $self->server_host; |
375 | $ENV{HTTP_HOST} = $self->server_host; |
290 | $ENV{HTTP_PORT} = $self->{server_host}; |
376 | $ENV{HTTP_PORT} = $self->{server_host}; |
291 | $ENV{SCRIPT_NAME} = $self->{name}; |
377 | $ENV{SCRIPT_NAME} = $self->{name}; |
292 | exec $::INDEXPROG; |
378 | exec $path; |
293 | } |
379 | } |
294 | Coro::State::_exit(0); |
380 | Coro::State::_exit(0); |
295 | } else { |
381 | } else { |
296 | } |
382 | } |
297 | } |
383 | } |
… | |
… | |
300 | my $self = shift; |
386 | my $self = shift; |
301 | my $path = $self->{path}; |
387 | my $path = $self->{path}; |
302 | |
388 | |
303 | stat $path |
389 | stat $path |
304 | or $self->err(404, "not found"); |
390 | or $self->err(404, "not found"); |
|
|
391 | |
|
|
392 | $self->{stat} = [stat _]; |
305 | |
393 | |
306 | # idiotic netscape sends idiotic headers AGAIN |
394 | # idiotic netscape sends idiotic headers AGAIN |
307 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
395 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
308 | ? str2time $1 : 0; |
396 | ? str2time $1 : 0; |
309 | |
397 | |
… | |
… | |
312 | if ($path !~ /\/$/) { |
400 | if ($path !~ /\/$/) { |
313 | # create a redirect to get the trailing "/" |
401 | # create a redirect to get the trailing "/" |
314 | my $host = $self->server_hostport; |
402 | my $host = $self->server_hostport; |
315 | $self->err(301, "moved permanently", { Location => "http://$host$self->{uri}/" }); |
403 | $self->err(301, "moved permanently", { Location => "http://$host$self->{uri}/" }); |
316 | } else { |
404 | } else { |
317 | $ims < (stat _)[9] |
405 | $ims < $self->{stat}[9] |
318 | or $self->err(304, "not modified"); |
406 | or $self->err(304, "not modified"); |
319 | |
407 | |
320 | if ($self->{method} eq "GET") { |
|
|
321 | if (-r "$path/index.html") { |
408 | if (-r "$path/index.html") { |
322 | $self->{path} .= "/index.html"; |
409 | $self->{path} .= "/index.html"; |
323 | $self->handle_file; |
410 | $self->handle_file; |
324 | } else { |
411 | } else { |
325 | $self->handle_dir; |
412 | $self->handle_dir; |
326 | } |
|
|
327 | } |
413 | } |
328 | } |
414 | } |
329 | } elsif (-f _ && -r _) { |
415 | } elsif (-f _ && -r _) { |
330 | -x _ and $self->err(403, "forbidden"); |
416 | -x _ and $self->err(403, "forbidden"); |
331 | $self->handle_file; |
417 | $self->handle_file; |
… | |
… | |
334 | } |
420 | } |
335 | } |
421 | } |
336 | |
422 | |
337 | sub handle_dir { |
423 | sub handle_dir { |
338 | my $self = shift; |
424 | my $self = shift; |
339 | $self->_cgi($::INDEXPROG); |
425 | my $idx = $self->diridx; |
|
|
426 | |
|
|
427 | $self->response(200, "ok", |
|
|
428 | { |
|
|
429 | "Content-Type" => "text/html", |
|
|
430 | "Content-Length" => length $idx, |
|
|
431 | }, |
|
|
432 | $idx); |
340 | } |
433 | } |
341 | |
434 | |
342 | sub handle_file { |
435 | sub handle_file { |
343 | my $self = shift; |
436 | my $self = shift; |
344 | my $length = -s _; |
437 | my $length = -s _; |
… | |
… | |
357 | ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1); |
450 | ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1); |
358 | } else { |
451 | } else { |
359 | ($l, $h) = (0, $length - 1); |
452 | ($l, $h) = (0, $length - 1); |
360 | goto ignore; |
453 | goto ignore; |
361 | } |
454 | } |
362 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h > $l; |
455 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
363 | } |
456 | } |
364 | $hdr->{"Content-Range"} = "bytes */$length"; |
457 | $hdr->{"Content-Range"} = "bytes */$length"; |
|
|
458 | $hdr->{"Content-Length"} = $length; |
|
|
459 | $self->slog(9, "not satisfiable($self->{h}{range}|".$self->{h}{"user-agent"}.")"); |
365 | $self->err(416, "not satisfiable", $hdr); |
460 | $self->err(416, "not satisfiable", $hdr, ""); |
366 | |
461 | |
367 | satisfiable: |
462 | satisfiable: |
368 | # check for segmented downloads |
463 | # check for segmented downloads |
369 | if ($l && $NO_SEGMENTED) { |
464 | if ($l && $::NO_SEGMENTED) { |
370 | if (%{$uri{$self->{uri}}} > 1) { |
465 | if (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) { |
371 | $self->slog("segmented download refused\n"); |
|
|
372 | $self->err(400, "segmented downloads are not allowed"); |
466 | $self->err(400, "segmented downloads are not allowed", |
|
|
467 | { "Content-Type" => "text/html", Connection => "close" }, <<EOF); |
|
|
468 | <html> |
|
|
469 | <head> |
|
|
470 | <title>Segmented downloads are not allowed</title> |
|
|
471 | </head> |
|
|
472 | <body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000"> |
|
|
473 | |
|
|
474 | <p>Segmented downloads are not allowed on this server. Please refer to the |
|
|
475 | <a href="http://www.goof.com/pcg/marc/animefaq.html#segmented_downloads">FAQ</a>.</p> |
|
|
476 | |
|
|
477 | </body></html> |
|
|
478 | EOF |
|
|
479 | EOF |
373 | } |
480 | } |
374 | } |
481 | } |
375 | |
482 | |
376 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
483 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
377 | @code = (206, "partial content"); |
484 | @code = (206, "partial content"); |
… | |
… | |
380 | ignore: |
487 | ignore: |
381 | } else { |
488 | } else { |
382 | ($l, $h) = (0, $length - 1); |
489 | ($l, $h) = (0, $length - 1); |
383 | } |
490 | } |
384 | |
491 | |
385 | if ($self->{path} =~ /\.html$/) { |
492 | $self->{path} =~ /\.([^.]+)$/; |
386 | $hdr->{"Content-Type"} = "text/html"; |
|
|
387 | } else { |
|
|
388 | $hdr->{"Content-Type"} = "application/octet-stream"; |
493 | $hdr->{"Content-Type"} = $mimetype{lc $1} || "application/octet-stream"; |
389 | } |
|
|
390 | |
|
|
391 | $hdr->{"Content-Length"} = $length; |
494 | $hdr->{"Content-Length"} = $length; |
392 | |
495 | |
393 | $self->response(@code, $hdr, ""); |
496 | $self->response(@code, $hdr, ""); |
394 | |
497 | |
395 | if ($self->{method} eq "GET") { |
498 | if ($self->{method} eq "GET") { |
396 | my ($fh, $buf); |
499 | my ($fh, $buf, $r); |
|
|
500 | my $current = $Coro::current; |
397 | open $fh, "<", $self->{path} |
501 | open $fh, "<", $self->{path} |
398 | or die "$self->{path}: late open failure ($!)"; |
502 | or die "$self->{path}: late open failure ($!)"; |
399 | |
503 | |
400 | if ($l) { |
|
|
401 | sysseek $fh, $l, 0 |
|
|
402 | or die "$self->{path}: cannot seek to $l ($!)"; |
|
|
403 | } |
|
|
404 | |
|
|
405 | $h -= $l - 1; |
504 | $h -= $l - 1; |
406 | |
505 | |
|
|
506 | if (0) { |
|
|
507 | if ($l) { |
|
|
508 | sysseek $fh, $l, 0; |
|
|
509 | } |
|
|
510 | } |
|
|
511 | |
407 | while ($h > 0) { |
512 | while ($h > 0) { |
|
|
513 | if (0) { |
408 | $h -= sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h; |
514 | sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h |
|
|
515 | or last; |
|
|
516 | } else { |
|
|
517 | aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), |
|
|
518 | $buf, 0, sub { |
|
|
519 | $r = $_[0]; |
|
|
520 | $current->ready; |
|
|
521 | }); |
|
|
522 | &Coro::schedule; |
|
|
523 | last unless $r; |
|
|
524 | } |
409 | $self->{fh}->syswrite($buf) |
525 | my $w = $self->{fh}->syswrite($buf) |
410 | or last; |
526 | or last; |
|
|
527 | $::written += $w; |
|
|
528 | $self->{written} += $w; |
|
|
529 | $l += $r; |
411 | } |
530 | } |
412 | } |
531 | } |
413 | |
532 | |
414 | close $fh; |
533 | close $fh; |
415 | } |
534 | } |