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/cvs/cvsroot/Coro/myhttpd/httpd.pl
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Comparing cvsroot/Coro/myhttpd/httpd.pl (file contents):
Revision 1.8 by root, Sat Aug 11 03:41:01 2001 UTC vs.
Revision 1.15 by root, Tue Aug 14 02:28:51 2001 UTC

… …
43 43
44my $http_port = new Coro::Socket 44my $http_port = new Coro::Socket
45 LocalAddr => $SERVER_HOST, 45 LocalAddr => $SERVER_HOST,
46 LocalPort => $SERVER_PORT, 46 LocalPort => $SERVER_PORT,
47 ReuseAddr => 1, 47 ReuseAddr => 1,
48 Listen => 1, 48 Listen => 50,
49 or die "unable to start server"; 49 or die "unable to start server";
50 50
51push @listen_sockets, $http_port; 51push @listen_sockets, $http_port;
52 52
53# the "main thread" 53# the "main thread"
… …
73use HTTP::Date; 73use HTTP::Date;
74use Convert::Scalar 'weaken'; 74use Convert::Scalar 'weaken';
75 75
76our %conn; # $conn{ip}{fh} => connobj 76our %conn; # $conn{ip}{fh} => connobj
77our %blocked; 77our %blocked;
78our %mimetype;
79
80sub read_mimetypes {
81 local *M;
82 if (open M, "<mime_types") {
83 while (<M>) {
84 if (/^([^#]\S+)\t+(\S+)$/) {
85 $mimetype{lc $1} = $2;
86 }
87 }
88 } else {
89 print "cannot open mime_types\n";
90 }
91}
92
93read_mimetypes;
78 94
79sub new { 95sub new {
80 my $class = shift; 96 my $class = shift;
81 my $peername = shift; 97 my $peername = shift;
82 my $fh = shift; 98 my $fh = shift;
83 my $self = bless { fh => $fh }, $class; 99 my $self = bless { fh => $fh }, $class;
84 my (undef, $iaddr) = unpack_sockaddr_in $peername 100 my (undef, $iaddr) = unpack_sockaddr_in $peername
85 or $self->err(500, "unable to decode peername"); 101 or $self->err(500, "unable to decode peername");
86 102
87 $self->{remote_addr} = inet_ntoa $iaddr; 103 $self->{remote_addr} = inet_ntoa $iaddr;
104 $self->{time} = $::NOW;
88 105
89 # enter ourselves into various lists 106 # enter ourselves into various lists
90 weaken ($conn{$self->{remote_addr}}{$self*1} = $self); 107 weaken ($conn{$self->{remote_addr}}{$self*1} = $self);
91 108
109 $::conns++;
110
92 $self; 111 $self;
93} 112}
94 113
95sub DESTROY { 114sub DESTROY {
96 my $self = shift; 115 my $self = shift;
116
117 $::conns--;
118
97 delete $conn{$self->{remote_addr}}{$self*1}; 119 delete $conn{$self->{remote_addr}}{$self*1};
98 delete $uri{$self->{uri}}{$self*1}; 120 delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1};
99} 121}
100 122
101sub slog { 123sub slog {
102 my $self = shift; 124 my $self = shift;
103 main::slog($_[0], "$self->{remote_addr}> $_[1]"); 125 main::slog($_[0], "$self->{remote_addr}> $_[1]");
… …
111 $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :( 133 $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :(
112 134
113 while (my ($h, $v) = each %$hdr) { 135 while (my ($h, $v) = each %$hdr) {
114 $res .= "$h: $v\015\012" 136 $res .= "$h: $v\015\012"
115 } 137 }
138 $res .= "\015\012";
116 139
117 $res .= "\015\012$content" if defined $content; 140 $res .= $content if defined $content and $self->{method} ne "HEAD";
118 141
119 print STDERR "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";#d# 142 print STDERR "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n";#d#
120 143
144 $self->{written} +=
121 print {$self->{fh}} $res; 145 print {$self->{fh}} $res;
122} 146}
123 147
124sub err { 148sub err {
125 my $self = shift; 149 my $self = shift;
126 my ($code, $msg, $hdr, $content) = @_; 150 my ($code, $msg, $hdr, $content) = @_;
… …
138 162
139sub err_blocked { 163sub err_blocked {
140 my $self = shift; 164 my $self = shift;
141 my $ip = $self->{remote_addr}; 165 my $ip = $self->{remote_addr};
142 my $time = time2str $blocked{$ip} = $::NOW + $::BLOCKTIME; 166 my $time = time2str $blocked{$ip} = $::NOW + $::BLOCKTIME;
167
168 Coro::Event::do_timer(after => 15);
169
143 $self->err(403, "too many connections", 170 $self->err(401, "too many connections",
144 { 171 {
145 "Content-Type" => "text/html", 172 "Content-Type" => "text/html",
146 "Retry-After" => $::BLOCKTIME 173 "Retry-After" => $::BLOCKTIME
147 }, 174 },
148 <<EOF); 175 <<EOF);
… …
181 208
182 delete $blocked{$ip}; 209 delete $blocked{$ip};
183 } 210 }
184 211
185 if (%{$conn{$ip}} > $::MAX_CONN_IP) { 212 if (%{$conn{$ip}} > $::MAX_CONN_IP) {
186 $self->slog("blocked ip $ip"); 213 $self->slog(2, "blocked ip $ip");
187 $self->err_blocked; 214 $self->err_blocked;
188 } 215 }
189 216
190 $req =~ /^(?:\015\012)? 217 $req =~ /^(?:\015\012)?
191 (GET|HEAD) \040+ 218 (GET|HEAD) \040+
192 ([^\040]+) \040+ 219 ([^\040]+) \040+
193 HTTP\/([0-9]+\.[0-9]+) 220 HTTP\/([0-9]+\.[0-9]+)
194 \015\012/gx 221 \015\012/gx
195 or $self->err(403, "method not allowed", { Allow => "GET,HEAD" }); 222 or $self->err(405, "method not allowed", { Allow => "GET,HEAD" });
196 223
197 $2 ne "1.0" 224 $2 ne "1.0"
198 or $self->err(506, "http protocol version not supported"); 225 or $self->err(506, "http protocol version not supported");
199 226
200 $self->{method} = $1; 227 $self->{method} = $1;
… …
219 while ($h, $v) = each %hdr; 246 while ($h, $v) = each %hdr;
220 } 247 }
221 248
222 $self->{server_port} = $self->{h}{host} =~ s/:([0-9]+)$// ? $1 : 80; 249 $self->{server_port} = $self->{h}{host} =~ s/:([0-9]+)$// ? $1 : 80;
223 250
224 weaken ($uri{$self->{uri}}{$self*1} = $self); 251 weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self);
225 252
226 $self->map_uri; 253 $self->map_uri;
227 $self->respond; 254 $self->respond;
228 #} 255 #}
229} 256}
… …
290 if (chdir $::DOCROOT) { 317 if (chdir $::DOCROOT) {
291 $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike 318 $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike
292 $ENV{HTTP_HOST} = $self->server_host; 319 $ENV{HTTP_HOST} = $self->server_host;
293 $ENV{HTTP_PORT} = $self->{server_host}; 320 $ENV{HTTP_PORT} = $self->{server_host};
294 $ENV{SCRIPT_NAME} = $self->{name}; 321 $ENV{SCRIPT_NAME} = $self->{name};
295 exec $::INDEXPROG; 322 exec $path;
296 } 323 }
297 Coro::State::_exit(0); 324 Coro::State::_exit(0);
298 } else { 325 } else {
299 } 326 }
300} 327}
… …
303 my $self = shift; 330 my $self = shift;
304 my $path = $self->{path}; 331 my $path = $self->{path};
305 332
306 stat $path 333 stat $path
307 or $self->err(404, "not found"); 334 or $self->err(404, "not found");
335
336 $self->{stat} = [stat _];
308 337
309 # idiotic netscape sends idiotic headers AGAIN 338 # idiotic netscape sends idiotic headers AGAIN
310 my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ 339 my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/
311 ? str2time $1 : 0; 340 ? str2time $1 : 0;
312 341
… …
315 if ($path !~ /\/$/) { 344 if ($path !~ /\/$/) {
316 # create a redirect to get the trailing "/" 345 # create a redirect to get the trailing "/"
317 my $host = $self->server_hostport; 346 my $host = $self->server_hostport;
318 $self->err(301, "moved permanently", { Location => "http://$host$self->{uri}/" }); 347 $self->err(301, "moved permanently", { Location => "http://$host$self->{uri}/" });
319 } else { 348 } else {
320 $ims < (stat _)[9] 349 $ims < $self->{stat}[9]
321 or $self->err(304, "not modified"); 350 or $self->err(304, "not modified");
322 351
323 if ($self->{method} eq "GET") { 352 if ($self->{method} eq "GET") {
324 if (-r "$path/index.html") { 353 if (-r "$path/index.html") {
325 $self->{path} .= "/index.html"; 354 $self->{path} .= "/index.html";
… …
337 } 366 }
338} 367}
339 368
340sub handle_dir { 369sub handle_dir {
341 my $self = shift; 370 my $self = shift;
342 $self->_cgi($::INDEXPROG); 371 my $idx = $self->diridx;
372
373 $self->response(200, "ok",
374 {
375 "Content-Type" => "text/html",
376 "Content-Length" => length $idx,
377 },
378 $idx);
343} 379}
344 380
345sub handle_file { 381sub handle_file {
346 my $self = shift; 382 my $self = shift;
347 my $length = -s _; 383 my $length = -s _;
… …
367 $hdr->{"Content-Range"} = "bytes */$length"; 403 $hdr->{"Content-Range"} = "bytes */$length";
368 $self->err(416, "not satisfiable", $hdr); 404 $self->err(416, "not satisfiable", $hdr);
369 405
370satisfiable: 406satisfiable:
371 # check for segmented downloads 407 # check for segmented downloads
372 if ($l && $NO_SEGMENTED) { 408 if ($l && $::NO_SEGMENTED) {
373 if (%{$uri{$self->{uri}}} > 1) { 409 if (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) {
374 $self->slog("segmented download refused\n"); 410 Coro::Event::do_timer(after => 15);
411
375 $self->err(400, "segmented downloads are not allowed"); 412 $self->err(400, "segmented downloads are not allowed");
376 } 413 }
377 } 414 }
378 415
379 $hdr->{"Content-Range"} = "bytes $l-$h/$length"; 416 $hdr->{"Content-Range"} = "bytes $l-$h/$length";
… …
383ignore: 420ignore:
384 } else { 421 } else {
385 ($l, $h) = (0, $length - 1); 422 ($l, $h) = (0, $length - 1);
386 } 423 }
387 424
388 if ($self->{path} =~ /\.html$/) { 425 $self->{path} =~ /\.([^.]+)$/;
389 $hdr->{"Content-Type"} = "text/html";
390 } else {
391 $hdr->{"Content-Type"} = "application/octet-stream"; 426 $hdr->{"Content-Type"} = $mimetype{lc $1} || "application/octet-stream";
392 }
393
394 $hdr->{"Content-Length"} = $length; 427 $hdr->{"Content-Length"} = $length;
395 428
396 $self->response(@code, $hdr, ""); 429 $self->response(@code, $hdr, "");
397 430
398 if ($self->{method} eq "GET") { 431 if ($self->{method} eq "GET") {
… …
407 440
408 $h -= $l - 1; 441 $h -= $l - 1;
409 442
410 while ($h > 0) { 443 while ($h > 0) {
411 $h -= sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h; 444 $h -= sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h;
412 $self->{fh}->syswrite($buf) 445 my $w = $self->{fh}->syswrite($buf)
413 or last; 446 or last;
447 $::written += $w;
448 $self->{written} += $w;
414 } 449 }
415 } 450 }
416 451
417 close $fh; 452 close $fh;
418} 453}

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