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/cvs/Coro/myhttpd/httpd.pl
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Comparing Coro/myhttpd/httpd.pl (file contents):
Revision 1.46 by root, Sat Nov 17 04:15:23 2001 UTC vs.
Revision 1.48 by root, Tue Nov 27 03:38:08 2001 UTC

3use Coro::Event; 3use Coro::Event;
4use Coro::Socket; 4use Coro::Socket;
5use Coro::Signal; 5use Coro::Signal;
6 6
7use HTTP::Date; 7use HTTP::Date;
8use POSIX ();
8 9
9no utf8; 10no utf8;
10use bytes; 11use bytes;
11 12
12# at least on my machine, this thingy serves files 13# at least on my machine, this thingy serves files
34our $httpevent = new Coro::Signal; 35our $httpevent = new Coro::Signal;
35 36
36our $wait_factor = 0.95; 37our $wait_factor = 0.95;
37 38
38our @transfers = ( 39our @transfers = (
39 [(new Coro::Semaphore $MAX_TRANSFERS_SMALL || 50), 1], 40 [(new Coro::Semaphore $MAX_TRANSFERS_SMALL), 1],
40 [(new Coro::Semaphore $MAX_TRANSFERS_LARGE || 50), 1], 41 [(new Coro::Semaphore $MAX_TRANSFERS_LARGE), 1],
41); 42);
42 43
43my @newcons; 44my @newcons;
44my @pool; 45my @pool;
45 46
206 } 207 }
207 $res .= "\015\012"; 208 $res .= "\015\012";
208 209
209 $res .= $content if defined $content and $self->{method} ne "HEAD"; 210 $res .= $content if defined $content and $self->{method} ne "HEAD";
210 211
212 my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $NOW).
211 my $log = "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n"; 213 " $self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";
212 214
213 print $accesslog $log if $accesslog; 215 print $accesslog $log if $accesslog;
214 print STDERR $log; 216 print STDERR $log;
215 217
216 $self->{written} += 218 $self->{written} +=
455 457
456 $self->response(200, "ok", 458 $self->response(200, "ok",
457 { 459 {
458 "Content-Type" => "text/html", 460 "Content-Type" => "text/html",
459 "Content-Length" => length $idx, 461 "Content-Length" => length $idx,
462 "Last-Modified" => time2str ((stat _)[9]),
460 }, 463 },
461 $idx); 464 $idx);
462} 465}
463 466
464sub handle_file { 467sub handle_file {
521 524
522 my $fudge = $queue->[0]->waiters; 525 my $fudge = $queue->[0]->waiters;
523 $fudge = $fudge ? ($fudge+1)/$fudge : 1; 526 $fudge = $fudge ? ($fudge+1)/$fudge : 1;
524 527
525 $queue->[1] *= $fudge; 528 $queue->[1] *= $fudge;
526 my $transfer = $queue->[0]->guard;
527
528 if ($fudge != 1) {
529 $queue->[1] /= $fudge;
530 $queue->[1] = $queue->[1] * $::wait_factor
531 + ($::NOW - $self->{time}) * (1 - $::wait_factor);
532 }
533 $self->{time} = $::NOW;
534
535 $self->{fh}->writable or return;
536 529
537 my ($fh, $buf, $r); 530 my ($fh, $buf, $r);
538 my $current = $Coro::current; 531 my $current = $Coro::current;
539 open $fh, "<", $self->{path} 532 open $fh, "<", $self->{path}
540 or die "$self->{path}: late open failure ($!)"; 533 or die "$self->{path}: late open failure ($!)";
544 if (0) { 537 if (0) {
545 if ($l) { 538 if ($l) {
546 sysseek $fh, $l, 0; 539 sysseek $fh, $l, 0;
547 } 540 }
548 } 541 }
542
543 my $transfer; # transfer guard
544 my $bufsize = $::WAIT_BUFSIZE; # initial buffer size
549 545
550 while ($h > 0) { 546 while ($h > 0) {
547 unless ($transfer) {
548 if ($transfer ||= $queue->[0]->timed_guard($::WAIT_INTERVAL)) {
549 if ($fudge != 1) {
550 $queue->[1] /= $fudge;
551 $queue->[1] = $queue->[1] * $::wait_factor
552 + ($::NOW - $self->{time}) * (1 - $::wait_factor);
553 }
554 $bufsize = $::BUFSIZE;
555 $self->{time} = $::NOW;
556 }
557 }
558
551 if (0) { 559 if (0) {
552 sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h 560 sysread $fh, $buf, $h > $bufsize ? $bufsize : $h
553 or last; 561 or last;
554 } else { 562 } else {
555 aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), 563 aio_read($fh, $l, ($h > $bufsize ? $bufsize : $h),
556 $buf, 0, sub { 564 $buf, 0, sub {
557 $r = $_[0]; 565 $r = $_[0];
558 Coro::ready($current); 566 Coro::ready($current);
559 }); 567 });
560 &Coro::schedule; 568 &Coro::schedule;

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