44 |
|
|
45 |
our %PersistentConnections=(); |
our %PersistentConnections=(); |
46 |
our $NumAcceptedConnections=0; |
our $NumAcceptedConnections=0; |
47 |
|
|
48 |
|
|
49 |
############################################################################### |
############################################################################### |
50 |
# Factory methods |
# Factory methods |
80 |
|
|
81 |
if(exists($PersistentConnections{$id})) |
if(exists($PersistentConnections{$id})) |
82 |
{ |
{ |
83 |
$PersistentConnections{$id}->close(1); |
$PersistentConnections{$id}->close(0,'newSubscriberWithSameID'); |
84 |
} |
} |
85 |
} |
} |
86 |
|
|
87 |
sub pingPersistentConnections { |
sub pingPersistentConnections { |
88 |
my $class=shift; |
my $class=shift; |
89 |
|
|
|
my $msg=$::CONF{'PingMessage'}; |
|
90 |
my @cons=values %PersistentConnections; |
my @cons=values %PersistentConnections; |
91 |
|
|
92 |
map { $_->write($msg) } @cons; |
map { $_->ping() } @cons; |
93 |
} |
} |
94 |
|
|
95 |
sub checkPersistentConnectionsForMaxTime { |
sub checkPersistentConnectionsForMaxTime { |
136 |
# |
# |
137 |
if($self->{'headerBuffer'}=~/GET\s+$::CONF{'SubscriberDynamicPageAddress'}\/([0-9a-z]+)\/([0-9a-z]+)\/(\S+)/i) |
if($self->{'headerBuffer'}=~/GET\s+$::CONF{'SubscriberDynamicPageAddress'}\/([0-9a-z]+)\/([0-9a-z]+)\/(\S+)/i) |
138 |
{ |
{ |
139 |
my $subscriberID=$1; |
$self->{'subscriberID'}=$1; |
|
my $persist=0; |
|
140 |
$self->{'mode'}=$2; |
$self->{'mode'}=$2; |
141 |
if ($self->{'mode'} eq "xhrinteractive" || $self->{'mode'} eq "iframe" || $self->{'mode'} eq "serversent" || $self->{'mode'} eq "longpoll") { |
my $persist=$self->getConf('Persist'); |
142 |
$persist=1; |
my $maxTime=$self->getConf('MaxTime'); |
143 |
$self->{'MaxMessageCount'}=1 unless(!($self->{'mode'} eq "longpoll")); |
$self->{'ConnectionTimeLimit'} = ($self->{'ConnectionStart'}+$maxTime) if ($maxTime>0); |
144 |
} |
|
|
if ($self->{'mode'} eq "iframe") { |
|
|
$self->{'HeaderTemplateNumber'}=1; |
|
|
} else { |
|
|
$self->{'HeaderTemplateNumber'}=2; |
|
|
} |
|
145 |
my @channelData=split('/',$3); |
my @channelData=split('/',$3); |
146 |
my $channels={}; |
my $channels={}; |
147 |
my $channelName; |
my $channelName; |
148 |
my $offset; |
my $offset; |
149 |
foreach my $chandef (@channelData) |
foreach my $chandef (@channelData) { |
150 |
{ |
if($chandef=~/^([a-z0-9]+)(.(r|b|h)([0-9]*))?$/i) { |
|
if($chandef=~/^([a-z0-9]+)(.(r|b|h)([0-9]*))?$/) |
|
|
{ |
|
151 |
$channelName = $1; |
$channelName = $1; |
152 |
$channels->{$channelName}->{'startIndex'} = undef; |
$channels->{$channelName}->{'startIndex'} = undef; |
153 |
for ($3) { |
if ($3) { |
154 |
$offset = $4; |
$offset = $4; |
155 |
/r/ && do { $channels->{$channelName}->{'startIndex'} = $offset; last; }; |
if ($3 eq 'r') { $channels->{$channelName}->{'startIndex'} = $offset; } |
156 |
/b/ && do { $channels->{$channelName}->{'startIndex'} = -$offset; last; }; |
if ($3 eq 'b') { $channels->{$channelName}->{'startIndex'} = -$offset; } |
157 |
/h/ && do { $channels->{$channelName}->{'startIndex'} = 0; last; }; |
if ($3 eq 'h') { $channels->{$channelName}->{'startIndex'} = 0; } |
158 |
} |
} |
159 |
} |
} |
160 |
} |
} |
161 |
|
my $useragent = ($self->{'headerBuffer'}=~/User-Agent: (.+)/i) ? $1 : "-"; |
162 |
|
|
163 |
delete($self->{'headerBuffer'}); |
delete($self->{'headerBuffer'}); |
164 |
|
|
165 |
if($persist) |
if ($persist) { |
166 |
{ |
$self->deleteSubscriberWithID($self->{'subscriberID'}); |
167 |
$self->{'subscriberID'}=$subscriberID; |
$PersistentConnections{$self->{'subscriberID'}}=$self; |
|
$self->deleteSubscriberWithID($subscriberID); |
|
|
$PersistentConnections{$subscriberID}=$self; |
|
168 |
} |
} |
169 |
|
|
170 |
if(scalar(keys %{$channels})) |
if(scalar(keys %{$channels})) |
171 |
{ |
{ |
172 |
$self->emitOKHeader(); |
$self->emitOKHeader(); |
173 |
$self->setChannels($channels,$persist); |
$self->setChannels($channels,$persist,$self->{'mode'},$useragent); |
174 |
$self->close(1) unless($persist); |
$self->close(1, 'responseComplete') unless($persist); |
175 |
return; |
return; |
176 |
} |
} |
177 |
} |
} |
179 |
{ |
{ |
180 |
$self->deleteSubscriberWithID($1); |
$self->deleteSubscriberWithID($1); |
181 |
$self->emitOKHeader(); |
$self->emitOKHeader(); |
182 |
$self->close(1); |
$self->close(1, 'disconnectRequested'); |
183 |
return; |
return; |
184 |
} |
} |
185 |
elsif($self->{'headerBuffer'}=~/GET\s+([^\s\?]+)/) |
elsif($self->{'headerBuffer'}=~/GET\s+([^\s\?]+)/) |
186 |
{ |
{ |
187 |
Meteor::Document->serveFileToClient($1,$self); |
Meteor::Document->serveFileToClient($1,$self); |
188 |
$self->close(1); |
$self->close(1, 'responseComplete'); |
189 |
return; |
return; |
190 |
} |
} |
191 |
|
|
200 |
my $self=shift; |
my $self=shift; |
201 |
my $channels=shift; |
my $channels=shift; |
202 |
my $persist=shift; |
my $persist=shift; |
203 |
|
my $mode=shift || ''; |
204 |
|
my $userAgent=shift || ''; |
205 |
|
|
206 |
foreach my $channelName (keys %{$channels}) |
foreach my $channelName (keys %{$channels}) |
207 |
{ |
{ |
211 |
|
|
212 |
$self->{'channels'}->{$channelName}=$channel if($persist); |
$self->{'channels'}->{$channelName}=$channel if($persist); |
213 |
|
|
214 |
$channel->addSubscriber($self,$startIndex,$persist); |
$channel->addSubscriber($self,$startIndex,$persist,$mode,$userAgent); |
215 |
} |
} |
216 |
} |
} |
217 |
|
|
228 |
$::Statistics->{'errors_served'}++; |
$::Statistics->{'errors_served'}++; |
229 |
|
|
230 |
# close up shop here! |
# close up shop here! |
231 |
$self->close(); |
$self->close(0, 'error'); |
232 |
} |
} |
233 |
|
|
234 |
sub emitHeader { |
sub emitHeader { |
235 |
my $self=shift; |
my $self=shift; |
236 |
my $status=shift; |
my $status=shift; |
237 |
|
|
238 |
my $header=undef; |
my $header=$self->getConf('HeaderTemplate'); |
|
if(exists($self->{'HeaderTemplateNumber'})) |
|
|
{ |
|
|
my $hn='HeaderTemplate'.$self->{'HeaderTemplateNumber'}; |
|
|
|
|
|
$header=$::CONF{$hn}; |
|
|
} |
|
|
$header=$::CONF{'HeaderTemplate'} unless(defined($header)); |
|
239 |
|
|
240 |
$header=~s/~([^~]+)~/ |
$header=~s/~([^~]*)~/ |
241 |
if(!defined($1) || $1 eq '') |
if(!defined($1) || $1 eq '') |
242 |
{ |
{ |
243 |
'~'; |
'~'; |
254 |
{ |
{ |
255 |
time; |
time; |
256 |
} |
} |
257 |
|
elsif($1 eq 'channelinfo') |
258 |
|
{ |
259 |
|
Meteor::Channel->listChannelsUsingTemplate($self->getConf('ChannelInfoTemplate')); |
260 |
|
} |
261 |
else |
else |
262 |
{ |
{ |
263 |
''; |
''; |
267 |
$self->write($header); |
$self->write($header); |
268 |
} |
} |
269 |
|
|
270 |
sub sendMessage { |
sub sendMessages { |
271 |
my $self=shift; |
my $self=shift; |
|
my $msg=shift; |
|
|
my $numMsgInThisBatch=shift; |
|
272 |
|
|
273 |
$numMsgInThisBatch=1 unless(defined($numMsgInThisBatch)); |
my $numMessages=0; |
274 |
|
my $msgTemplate=$self->getConf('MessageTemplate'); |
275 |
|
my $msgData=''; |
276 |
|
|
277 |
$self->write($msg); |
foreach my $message (@_) |
278 |
|
{ |
279 |
|
$msgData.=$message->messageWithTemplate($msgTemplate); |
280 |
|
$numMessages++; |
281 |
|
} |
282 |
|
|
283 |
|
return if($numMessages<1); |
284 |
|
|
285 |
|
$self->write($msgData); |
286 |
|
|
287 |
$::Statistics->{'messages_served'}+=$numMsgInThisBatch; |
$::Statistics->{'messages_served'}+=$numMessages; |
288 |
|
|
289 |
my $msgCount=++$self->{'MessageCount'}; |
my $msgCount=$self->{'MessageCount'}; |
290 |
|
$msgCount+=$numMessages; |
291 |
|
$self->{'MessageCount'}=$msgCount; |
292 |
|
|
293 |
my $maxMsg=$::CONF{'MaxMessages'}; |
my $maxMsg=$self->getConf('MaxMessages'); |
294 |
if(defined($maxMsg) && $maxMsg>0 && $msgCount>=$maxMsg) |
if(defined($maxMsg) && $maxMsg>0 && $msgCount>=$maxMsg) |
295 |
{ |
{ |
296 |
$self->close(1); |
$self->close(1, 'maxMessageCountReached'); |
297 |
} |
} |
298 |
|
|
299 |
if($self->{'MaxMessageCount'}>0 && $msgCount>=$self->{'MaxMessageCount'}) |
if($self->{'MaxMessageCount'}>0 && $msgCount>=$self->{'MaxMessageCount'}) |
300 |
{ |
{ |
301 |
$self->close(1); |
$self->close(1, 'maxMessageCountReached'); |
302 |
} |
} |
303 |
|
|
304 |
|
} |
305 |
|
|
306 |
|
sub ping { |
307 |
|
my $self=shift; |
308 |
|
my $msg=$self->getConf('PingMessage'); |
309 |
|
|
310 |
|
$self->write($msg); |
311 |
} |
} |
312 |
|
|
313 |
sub closeChannel { |
sub closeChannel { |
317 |
return unless(exists($self->{'channels'}->{$channelName})); |
return unless(exists($self->{'channels'}->{$channelName})); |
318 |
|
|
319 |
my $channel=$self->{'channels'}->{$channelName}; |
my $channel=$self->{'channels'}->{$channelName}; |
320 |
$channel->removeSubscriber($self); |
$channel->removeSubscriber($self,'channelClose'); |
321 |
|
|
322 |
delete($self->{'channels'}->{$channelName}); |
delete($self->{'channels'}->{$channelName}); |
323 |
|
|
324 |
$self->close() if(scalar(keys %{$self->{'channels'}})==0); |
$self->close(0,'channelClose') if(scalar(keys %{$self->{'channels'}})==0); |
325 |
} |
} |
326 |
|
|
327 |
sub close { |
sub close { |
328 |
my $self=shift; |
my $self=shift; |
329 |
my $noShutdownMsg=shift; |
my $noShutdownMsg=shift; |
330 |
|
my $reason=shift; |
331 |
|
|
332 |
foreach my $channelName (keys %{$self->{'channels'}}) |
foreach my $channelName (keys %{$self->{'channels'}}) |
333 |
{ |
{ |
334 |
my $channel=$self->{'channels'}->{$channelName}; |
my $channel=$self->{'channels'}->{$channelName}; |
335 |
$channel->removeSubscriber($self); |
$channel->removeSubscriber($self,$reason); |
336 |
} |
} |
337 |
delete($self->{'channels'}); |
delete($self->{'channels'}); |
338 |
|
|
339 |
if(exists($self->{'subscriberID'})) |
# If this connection is in the PersistentConnections array, delete it, then anonymise |
340 |
{ |
# it so that if we have to wait for the write buffer to empty before close, it's only |
341 |
|
# removed once. |
342 |
|
if(exists($self->{'subscriberID'})) { |
343 |
delete($PersistentConnections{$self->{'subscriberID'}}); |
delete($PersistentConnections{$self->{'subscriberID'}}); |
344 |
|
delete($self->{'subscriberID'}); |
345 |
} |
} |
346 |
|
|
|
# |
|
347 |
# Send shutdown message unless remote closed or |
# Send shutdown message unless remote closed or |
348 |
# connection not yet established |
# connection not yet established |
|
# |
|
349 |
unless($noShutdownMsg || $self->{'remoteClosed'} || exists($self->{'headerBuffer'})) |
unless($noShutdownMsg || $self->{'remoteClosed'} || exists($self->{'headerBuffer'})) |
350 |
{ |
{ |
351 |
my $msg=$::CONF{'SubscriberShutdownMsg'}; |
my $msg=$self->getConf('SubscriberShutdownMsg'); |
352 |
if(defined($msg) && $msg ne '') |
if(defined($msg) && $msg ne '') |
353 |
{ |
{ |
354 |
$self->write($msg); |
$self->write($msg); |
355 |
} |
} |
356 |
} |
} |
357 |
|
|
|
$::Statistics->{'current_subscribers'}--; |
|
|
|
|
358 |
$self->SUPER::close(); |
$self->SUPER::close(); |
359 |
} |
} |
360 |
|
|
361 |
|
sub didClose { |
362 |
|
|
363 |
|
$::Statistics->{'current_subscribers'}--; |
364 |
|
} |
365 |
|
|
366 |
sub checkForMaxTime { |
sub checkForMaxTime { |
367 |
my $self=shift; |
my $self=shift; |
368 |
my $time=shift; |
my $time=shift; |
369 |
|
|
370 |
$self->close(1) if(exists($self->{'ConnectionTimeLimit'}) && $self->{'ConnectionTimeLimit'}<$time); |
$self->close(1,'maxTime') if(exists($self->{'ConnectionTimeLimit'}) && $self->{'ConnectionTimeLimit'}<$time); |
371 |
|
} |
372 |
|
|
373 |
|
sub getConf { |
374 |
|
my $self=shift; |
375 |
|
my $key=shift; |
376 |
|
|
377 |
|
if(exists($self->{'mode'}) && $self->{'mode'} ne '') |
378 |
|
{ |
379 |
|
my $k=$key.$self->{'mode'}; |
380 |
|
|
381 |
|
if(exists($::CONF{$k})) { |
382 |
|
return $::CONF{$k}; |
383 |
|
} |
384 |
|
} |
385 |
|
|
386 |
|
$::CONF{$key}; |
387 |
} |
} |
388 |
|
|
389 |
1; |
1; |