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/cvs/cvsroot/Coro/myhttpd/httpd.pl
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Comparing cvsroot/Coro/myhttpd/httpd.pl (file contents):
Revision 1.9 by root, Sat Aug 11 12:49:21 2001 UTC vs.
Revision 1.35 by root, Thu Aug 30 12:35:28 2001 UTC

1use Coro; 1use Coro;
2use Coro::Semaphore; 2use Coro::Semaphore;
3use Coro::Event; 3use Coro::Event;
4use Coro::Socket; 4use Coro::Socket;
5 5
6use HTTP::Date;
7
6no utf8; 8no utf8;
7use bytes; 9use bytes;
8 10
9# at least on my machine, this thingy serves files 11# at least on my machine, this thingy serves files
10# quite a bit faster than apache, ;) 12# quite a bit faster than apache, ;)
11# and quite a bit slower than thttpd :( 13# and quite a bit slower than thttpd :(
12 14
13$SIG{PIPE} = 'IGNORE'; 15$SIG{PIPE} = 'IGNORE';
14 16
17our $accesslog;
18
19if ($ACCESS_LOG) {
20 use IO::Handle;
21 open $accesslog, ">>$ACCESS_LOG"
22 or die "$ACCESS_LOG: $!";
23 $accesslog->autoflush(1);
24}
25
15sub slog { 26sub slog {
16 my $level = shift; 27 my $level = shift;
17 my $format = shift; 28 my $format = shift;
18 printf "---: $format\n", @_; 29 printf "---: $format\n", @_;
19} 30}
20 31
21my $connections = new Coro::Semaphore $MAX_CONNECTS; 32our $connections = new Coro::Semaphore $MAX_CONNECTS || 250;
33
34our $wait_factor = 0.95;
35
36our @transfers = (
37 [(new Coro::Semaphore $MAX_TRANSFERS_SMALL || 50), 1],
38 [(new Coro::Semaphore $MAX_TRANSFERS_LARGE || 50), 1],
39);
22 40
23my @newcons; 41my @newcons;
24my @pool; 42my @pool;
25 43
26# one "execution thread" 44# one "execution thread"
… …
43 61
44my $http_port = new Coro::Socket 62my $http_port = new Coro::Socket
45 LocalAddr => $SERVER_HOST, 63 LocalAddr => $SERVER_HOST,
46 LocalPort => $SERVER_PORT, 64 LocalPort => $SERVER_PORT,
47 ReuseAddr => 1, 65 ReuseAddr => 1,
48 Listen => 1, 66 Listen => 50,
49 or die "unable to start server"; 67 or die "unable to start server";
50 68
51push @listen_sockets, $http_port; 69push @listen_sockets, $http_port;
70
71our $NOW;
72our $HTTP_NOW;
73
74Event->timer(interval => 1, hard => 1, cb => sub {
75 $NOW = time;
76 $HTTP_NOW = time2str $NOW;
77})->now;
52 78
53# the "main thread" 79# the "main thread"
54async { 80async {
55 slog 1, "accepting connections"; 81 slog 1, "accepting connections";
56 while () { 82 while () {
57 $connections->down; 83 $connections->down;
58 push @newcons, [$http_port->accept]; 84 push @newcons, [$http_port->accept];
59 #slog 3, "accepted @$connections ".scalar(@pool); 85 #slog 3, "accepted @$connections ".scalar(@pool);
60 $::NOW = time;
61 if (@pool) { 86 if (@pool) {
62 (pop @pool)->ready; 87 (pop @pool)->ready;
63 } else { 88 } else {
64 async \&handler; 89 async \&handler;
65 } 90 }
… …
70package conn; 95package conn;
71 96
72use Socket; 97use Socket;
73use HTTP::Date; 98use HTTP::Date;
74use Convert::Scalar 'weaken'; 99use Convert::Scalar 'weaken';
100use Linux::AIO;
75 101
102Linux::AIO::min_parallel $::AIO_PARALLEL;
103
104my $aio_requests = new Coro::Semaphore $::AIO_PARALLEL * 4;
105
106Event->io(fd => Linux::AIO::poll_fileno,
107 poll => 'r', async => 1,
108 cb => \&Linux::AIO::poll_cb);
109
76our %conn; # $conn{ip}{fh} => connobj 110our %conn; # $conn{ip}{self} => connobj
111our %uri; # $uri{ip}{uri}{self}
77our %blocked; 112our %blocked;
78our %mimetype; 113our %mimetype;
79 114
80sub read_mimetypes { 115sub read_mimetypes {
81 local *M; 116 local *M;
82 if (open M, "<mimetypes") { 117 if (open M, "<mime_types") {
83 while (<M>) { 118 while (<M>) {
84 if (/^([^#]\S+)\t+(\S+)$/) { 119 if (/^([^#]\S+)\t+(\S+)$/) {
85 $mimetype{lc $1} = $2; 120 $mimetype{lc $1} = $2;
86 } 121 }
87 } 122 }
88 } else { 123 } else {
89 $self->slog(1, "cannot open mimetypes\n"); 124 print "cannot open mime_types\n";
90 } 125 }
91} 126}
127
128read_mimetypes;
92 129
93sub new { 130sub new {
94 my $class = shift; 131 my $class = shift;
95 my $peername = shift; 132 my $peername = shift;
96 my $fh = shift; 133 my $fh = shift;
97 my $self = bless { fh => $fh }, $class; 134 my $self = bless { fh => $fh }, $class;
98 my (undef, $iaddr) = unpack_sockaddr_in $peername 135 my (undef, $iaddr) = unpack_sockaddr_in $peername
99 or $self->err(500, "unable to decode peername"); 136 or $self->err(500, "unable to decode peername");
100 137
101 $self->{remote_addr} = inet_ntoa $iaddr; 138 $self->{remote_addr} = inet_ntoa $iaddr;
139 $self->{time} = $::NOW;
102 140
103 # enter ourselves into various lists 141 # enter ourselves into various lists
104 weaken ($conn{$self->{remote_addr}}{$self*1} = $self); 142 weaken ($conn{$self->{remote_addr}}{$self*1} = $self);
105 143
144 $::conns++;
145
106 $self; 146 $self;
107} 147}
108 148
109sub DESTROY { 149sub DESTROY {
110 my $self = shift; 150 my $self = shift;
151
152 $::conns--;
153
154 $self->eoconn;
111 delete $conn{$self->{remote_addr}}{$self*1}; 155 delete $conn{$self->{remote_addr}}{$self*1};
156}
157
158# end of connection
159sub eoconn {
160 my $self = shift;
112 delete $uri{$self->{uri}}{$self*1}; 161 delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1};
113} 162}
114 163
115sub slog { 164sub slog {
116 my $self = shift; 165 my $self = shift;
117 main::slog($_[0], "$self->{remote_addr}> $_[1]"); 166 main::slog($_[0], ($self->{remote_id} || $self->{remote_addr}) ."> $_[1]");
118} 167}
119 168
120sub response { 169sub response {
121 my ($self, $code, $msg, $hdr, $content) = @_; 170 my ($self, $code, $msg, $hdr, $content) = @_;
122 my $res = "HTTP/1.0 $code $msg\015\012"; 171 my $res = "HTTP/1.1 $code $msg\015\012";
123 172
124 $res .= "Connection: close\015\012"; 173 $self->{h}{connection} ||= $hdr->{Connection};
125 $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :( 174
175 $res .= "Date: $HTTP_NOW\015\012";
126 176
127 while (my ($h, $v) = each %$hdr) { 177 while (my ($h, $v) = each %$hdr) {
128 $res .= "$h: $v\015\012" 178 $res .= "$h: $v\015\012"
129 } 179 }
180 $res .= "\015\012";
130 181
131 $res .= "\015\012$content" if defined $content; 182 $res .= $content if defined $content and $self->{method} ne "HEAD";
132 183
133 print STDERR "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";#d# 184 my $log = "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";
134 185
186 print $accesslog $log if $accesslog;
187 print STDERR $log;
188
189 $self->{written} +=
135 print {$self->{fh}} $res; 190 print {$self->{fh}} $res;
136} 191}
137 192
138sub err { 193sub err {
139 my $self = shift; 194 my $self = shift;
140 my ($code, $msg, $hdr, $content) = @_; 195 my ($code, $msg, $hdr, $content) = @_;
141 196
142 unless (defined $content) { 197 unless (defined $content) {
143 $content = "$code $msg"; 198 $content = "$code $msg\n";
144 $hdr->{"Content-Type"} = "text/plain"; 199 $hdr->{"Content-Type"} = "text/plain";
145 $hdr->{"Content-Length"} = length $content; 200 $hdr->{"Content-Length"} = length $content;
146 } 201 }
202 $hdr->{"Connection"} = "close";
147 203
148 $self->response($code, $msg, $hdr, $content); 204 $self->response($code, $msg, $hdr, $content);
149 205
150 die bless {}, err::; 206 die bless {}, err::;
151} 207}
152 208
153sub err_blocked {
154 my $self = shift;
155 my $ip = $self->{remote_addr};
156 my $time = time2str $blocked{$ip} = $::NOW + $::BLOCKTIME;
157 $self->err(403, "too many connections",
158 {
159 "Content-Type" => "text/html",
160 "Retry-After" => $::BLOCKTIME
161 },
162 <<EOF);
163<html><p>
164You have been blocked because you opened too many connections. You
165may retry at</p>
166
167 <p><blockquote>$time.</blockquote></p>
168
169<p>Until then, each new access will renew the block. You might want to have a
170look at the <a href="http://www.goof.com/pcg/marc/animefaq.html">FAQ</a>.</p>
171</html>
172EOF
173}
174
175sub handle { 209sub handle {
176 my $self = shift; 210 my $self = shift;
177 my $fh = $self->{fh}; 211 my $fh = $self->{fh};
178 212
213 my $host;
214
215 $fh->timeout($::REQ_TIMEOUT);
179 #while() { 216 while() {
217 $self->{reqs}++;
218
219 # read request and parse first line
220 my $req = $fh->readline("\015\012\015\012");
221
222 unless (defined $req) {
223 if (exists $self->{version}) {
224 last;
225 } else {
226 $self->err(408, "request timeout");
227 }
228 }
229
180 $self->{h} = {}; 230 $self->{h} = {};
181 231
182 # read request and parse first line
183 $fh->timeout($::REQ_TIMEOUT);
184 my $req = $fh->readline("\015\012\015\012");
185 $fh->timeout($::RES_TIMEOUT); 232 $fh->timeout($::RES_TIMEOUT);
186
187 defined $req or
188 $self->err(408, "request timeout");
189
190 my $ip = $self->{remote_addr}; 233 my $ip = $self->{remote_addr};
191 234
192 if ($blocked{$ip}) { 235 if ($blocked{$ip}) {
193 $self->err_blocked($blocked{$ip}) 236 $self->err_blocked($blocked{$ip})
194 if $blocked{$ip} > $::NOW; 237 if $blocked{$ip} > $::NOW;
195 238
196 delete $blocked{$ip}; 239 delete $blocked{$ip};
197 } 240 }
198 241
199 if (%{$conn{$ip}} > $::MAX_CONN_IP) { 242 if (%{$conn{$ip}} > $::MAX_CONN_IP) {
243 my $delay = 120;
244 while (%{$conn{$ip}} > $::MAX_CONN_IP) {
245 if ($delay <= 0) {
200 $self->slog("blocked ip $ip"); 246 $self->slog(2, "blocked ip $ip");
201 $self->err_blocked; 247 $self->err_blocked;
248 } else {
249 Coro::Event::do_timer(after => 3);
250 $delay -= 3;
251 }
252 }
202 } 253 }
203 254
204 $req =~ /^(?:\015\012)? 255 $req =~ /^(?:\015\012)?
205 (GET|HEAD) \040+ 256 (GET|HEAD) \040+
206 ([^\040]+) \040+ 257 ([^\040]+) \040+
207 HTTP\/([0-9]+\.[0-9]+) 258 HTTP\/([0-9]+\.[0-9]+)
208 \015\012/gx 259 \015\012/gx
209 or $self->err(403, "method not allowed", { Allow => "GET,HEAD" }); 260 or $self->err(405, "method not allowed", { Allow => "GET,HEAD" });
210
211 $2 ne "1.0"
212 or $self->err(506, "http protocol version not supported");
213 261
214 $self->{method} = $1; 262 $self->{method} = $1;
215 $self->{uri} = $2; 263 $self->{uri} = $2;
264 $self->{version} = $3;
265
266 $3 =~ /^1\./
267 or $self->err(506, "http protocol version $3 not supported");
216 268
217 # parse headers 269 # parse headers
218 { 270 {
219 my (%hdr, $h, $v); 271 my (%hdr, $h, $v);
220 272
… …
231 283
232 $self->{h}{$h} = substr $v, 1 284 $self->{h}{$h} = substr $v, 1
233 while ($h, $v) = each %hdr; 285 while ($h, $v) = each %hdr;
234 } 286 }
235 287
288 # find out server name and port
289 if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) {
290 $host = $1;
291 } else {
292 $host = $self->{h}{host};
293 }
294
295 if (defined $host) {
236 $self->{server_port} = $self->{h}{host} =~ s/:([0-9]+)$// ? $1 : 80; 296 $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80;
297 } else {
298 ($self->{server_port}, $host)
299 = unpack_sockaddr_in $self->{fh}->getsockname
300 or $self->err(500, "unable to get socket name");
301 $host = inet_ntoa $host;
302 }
237 303
304 $self->{server_name} = $host;
305
306 # remote id should be unique per user
307 $self->{remote_id} = $self->{remote_addr};
308
309 if (exists $self->{h}{"client-ip"}) {
310 $self->{remote_id} .= "[".$self->{h}{"client-ip"}."]";
311 } elsif (exists $self->{h}{"x-forwarded-for"}) {
312 $self->{remote_id} .= "[".$self->{h}{"x-forwarded-for"}."]";
313 }
314
238 weaken ($uri{$self->{uri}}{$self*1} = $self); 315 weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self);
239 316
317 eval {
240 $self->map_uri; 318 $self->map_uri;
241 $self->respond; 319 $self->respond;
320 };
321
322 $self->eoconn;
323
324 die if $@ && !ref $@;
325
326 last if $self->{h}{connection} =~ /close/ || $self->{version} < 1.1;
327
328 $fh->timeout($::PER_TIMEOUT);
242 #} 329 }
243} 330}
244 331
245# uri => path mapping 332# uri => path mapping
246sub map_uri { 333sub map_uri {
247 my $self = shift; 334 my $self = shift;
248 my $host = $self->{h}{host} || "default"; 335 my $host = $self->{server_name};
249 my $uri = $self->{uri}; 336 my $uri = $self->{uri};
250 337
251 # some massaging, also makes it more secure 338 # some massaging, also makes it more secure
252 $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; 339 $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge;
253 $uri =~ s%//+%/%g; 340 $uri =~ s%//+%/%g;
… …
263 $self->{path} = "$::DOCROOT/$host$uri"; 350 $self->{path} = "$::DOCROOT/$host$uri";
264 351
265 $self->access_check; 352 $self->access_check;
266} 353}
267 354
268sub server_address {
269 my $self = shift;
270 my ($port, $iaddr) = unpack_sockaddr_in $self->{fh}->getsockname
271 or $self->err(500, "unable to get socket name");
272 ((inet_ntoa $iaddr), $port);
273}
274
275sub server_host {
276 my $self = shift;
277 if (exists $self->{h}{host}) {
278 return $self->{h}{host};
279 } else {
280 return (($self->server_address)[0]);
281 }
282}
283
284sub server_hostport {
285 my $self = shift;
286 my ($host, $port);
287 if (exists $self->{h}{host}) {
288 ($host, $port) = ($self->{h}{host}, $self->{server_port});
289 } else {
290 ($host, $port) = $self->server_address;
291 }
292 $port = $port == 80 ? "" : ":$port";
293 $host.$port;
294}
295
296sub _cgi { 355sub _cgi {
297 my $self = shift; 356 my $self = shift;
298 my $path = shift; 357 my $path = shift;
299 my $fh; 358 my $fh;
300 359
301 # no two-way xxx supported 360 # no two-way xxx supported
302 if (0 == fork) { 361 if (0 == fork) {
303 open STDOUT, ">&".fileno($self->{fh}); 362 open STDOUT, ">&".fileno($self->{fh});
304 if (chdir $::DOCROOT) { 363 if (chdir $::DOCROOT) {
305 $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike 364 $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike
306 $ENV{HTTP_HOST} = $self->server_host; 365 $ENV{HTTP_HOST} = $self->{server_name};
307 $ENV{HTTP_PORT} = $self->{server_host}; 366 $ENV{HTTP_PORT} = $self->{server_port};
308 $ENV{SCRIPT_NAME} = $self->{name}; 367 $ENV{SCRIPT_NAME} = $self->{name};
309 exec $::INDEXPROG; 368 exec $path;
310 } 369 }
311 Coro::State::_exit(0); 370 Coro::State::_exit(0);
312 } else { 371 } else {
372 die;
313 } 373 }
374}
375
376sub server_hostport {
377 $_[0]{server_port} == 80
378 ? $_[0]{server_name}
379 : "$_[0]{server_name}:$_[0]{server_port}";
314} 380}
315 381
316sub respond { 382sub respond {
317 my $self = shift; 383 my $self = shift;
318 my $path = $self->{path}; 384 my $path = $self->{path};
319 385
320 stat $path 386 stat $path
321 or $self->err(404, "not found"); 387 or $self->err(404, "not found");
388
389 $self->{stat} = [stat _];
322 390
323 # idiotic netscape sends idiotic headers AGAIN 391 # idiotic netscape sends idiotic headers AGAIN
324 my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ 392 my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/
325 ? str2time $1 : 0; 393 ? str2time $1 : 0;
326 394
327 if (-d _ && -r _) { 395 if (-d _ && -r _) {
328 # directory 396 # directory
329 if ($path !~ /\/$/) { 397 if ($path !~ /\/$/) {
330 # create a redirect to get the trailing "/" 398 # create a redirect to get the trailing "/"
331 my $host = $self->server_hostport; 399 # we don't try to avoid the :80
332 $self->err(301, "moved permanently", { Location => "http://$host$self->{uri}/" }); 400 $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" });
333 } else { 401 } else {
334 $ims < (stat _)[9] 402 $ims < $self->{stat}[9]
335 or $self->err(304, "not modified"); 403 or $self->err(304, "not modified");
336 404
337 if ($self->{method} eq "GET") {
338 if (-r "$path/index.html") { 405 if (-r "$path/index.html") {
339 $self->{path} .= "/index.html"; 406 $self->{path} .= "/index.html";
340 $self->handle_file; 407 $self->handle_file;
341 } else { 408 } else {
342 $self->handle_dir; 409 $self->handle_dir;
343 }
344 } 410 }
345 } 411 }
346 } elsif (-f _ && -r _) { 412 } elsif (-f _ && -r _) {
347 -x _ and $self->err(403, "forbidden"); 413 -x _ and $self->err(403, "forbidden");
348 $self->handle_file; 414 $self->handle_file;
… …
351 } 417 }
352} 418}
353 419
354sub handle_dir { 420sub handle_dir {
355 my $self = shift; 421 my $self = shift;
356 $self->_cgi($::INDEXPROG); 422 my $idx = $self->diridx;
423
424 $self->response(200, "ok",
425 {
426 "Content-Type" => "text/html",
427 "Content-Length" => length $idx,
428 },
429 $idx);
357} 430}
358 431
359sub handle_file { 432sub handle_file {
360 my $self = shift; 433 my $self = shift;
361 my $length = -s _; 434 my $length = $self->{stat}[7];
435 my $queue = $::transfers[$length >= $::TRANSFER_SMALL];
362 my $hdr = { 436 my $hdr = {
363 "Last-Modified" => time2str ((stat _)[9]), 437 "Last-Modified" => time2str ((stat _)[9]),
364 }; 438 };
365 439
366 my @code = (200, "ok"); 440 my @code = (200, "ok");
… …
374 ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1); 448 ($l, $h) = ($1, ($2 ne "" || $2 >= $length) ? $2 : $length - 1);
375 } else { 449 } else {
376 ($l, $h) = (0, $length - 1); 450 ($l, $h) = (0, $length - 1);
377 goto ignore; 451 goto ignore;
378 } 452 }
379 goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h > $l; 453 goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l;
380 } 454 }
381 $hdr->{"Content-Range"} = "bytes */$length"; 455 $hdr->{"Content-Range"} = "bytes */$length";
456 $hdr->{"Content-Length"} = $length;
382 $self->err(416, "not satisfiable", $hdr); 457 $self->err(416, "not satisfiable", $hdr, "");
383 458
384satisfiable: 459satisfiable:
385 # check for segmented downloads 460 # check for segmented downloads
386 if ($l && $NO_SEGMENTED) { 461 if ($l && $::NO_SEGMENTED) {
387 if (%{$uri{$self->{uri}}} > 1) { 462 my $delay = 180;
388 $self->slog("segmented download refused\n"); 463 while (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) {
389 $self->err(400, "segmented downloads are not allowed"); 464 if ($delay <= 0) {
465 $self->err_segmented_download;
466 } else {
467 Coro::Event::do_timer(after => 3); $delay -= 3;
468 }
390 } 469 }
391 } 470 }
392 471
393 $hdr->{"Content-Range"} = "bytes $l-$h/$length"; 472 $hdr->{"Content-Range"} = "bytes $l-$h/$length";
394 @code = (206, "partial content"); 473 @code = (206, "partial content");
… …
404 $hdr->{"Content-Length"} = $length; 483 $hdr->{"Content-Length"} = $length;
405 484
406 $self->response(@code, $hdr, ""); 485 $self->response(@code, $hdr, "");
407 486
408 if ($self->{method} eq "GET") { 487 if ($self->{method} eq "GET") {
488 $self->{time} = $::NOW;
489
490 my $fudge = $queue->[0]->waiters;
491 $fudge = $fudge ? ($fudge+1)/$fudge : 1;
492
493 $queue->[1] *= $fudge;
494 my $transfer = $queue->[0]->guard;
495
496 if ($fudge != 1) {
497 $queue->[1] /= $fudge;
498 $queue->[1] = $queue->[1] * $::wait_factor
499 + ($::NOW - $self->{time}) * (1 - $::wait_factor);
500 }
501 $self->{time} = $::NOW;
502
503 $self->{fh}->writable or return;
504
409 my ($fh, $buf); 505 my ($fh, $buf, $r);
506 my $current = $Coro::current;
410 open $fh, "<", $self->{path} 507 open $fh, "<", $self->{path}
411 or die "$self->{path}: late open failure ($!)"; 508 or die "$self->{path}: late open failure ($!)";
412 509
413 if ($l) {
414 sysseek $fh, $l, 0
415 or die "$self->{path}: cannot seek to $l ($!)";
416 }
417
418 $h -= $l - 1; 510 $h -= $l - 1;
419 511
512 if (0) {
513 if ($l) {
514 sysseek $fh, $l, 0;
515 }
516 }
517
420 while ($h > 0) { 518 while ($h > 0) {
519 if (0) {
421 $h -= sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h; 520 sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h
521 or last;
522 } else {
523 undef $buf;
524 $aio_requests->down;
525 aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h),
526 $buf, 0, sub {
527 $r = $_[0];
528 $current->ready;
529 });
530 &Coro::schedule;
531 $aio_requests->up;
532 last unless $r;
533 }
422 $self->{fh}->syswrite($buf) 534 my $w = $self->{fh}->syswrite($buf)
423 or last; 535 or last;
536 $::written += $w;
537 $self->{written} += $w;
538 $l += $r;
424 } 539 }
425 }
426 540
427 close $fh; 541 close $fh;
542 }
428} 543}
429 544
4301; 5451;

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