39 |
use Meteor::Connection; |
use Meteor::Connection; |
40 |
use Meteor::Channel; |
use Meteor::Channel; |
41 |
use Meteor::Document; |
use Meteor::Document; |
42 |
|
use Meteor::Koha; |
43 |
|
|
44 |
@Meteor::Subscriber::ISA=qw(Meteor::Connection); |
@Meteor::Subscriber::ISA=qw(Meteor::Connection); |
45 |
|
|
56 |
my $self=$class->SUPER::newFromServer(shift); |
my $self=$class->SUPER::newFromServer(shift); |
57 |
|
|
58 |
$self->{'headerBuffer'}=''; |
$self->{'headerBuffer'}=''; |
59 |
$self->{'MessageCount'}=0; |
$self->{'messageCount'}=0; |
|
$self->{'MaxMessageCount'}=0; |
|
|
|
|
|
$self->{'ConnectionStart'}=time; |
|
|
my $maxTime=$::CONF{'MaxTime'}; |
|
|
if($maxTime>0) |
|
|
{ |
|
|
$self->{'ConnectionTimeLimit'}=$self->{'ConnectionStart'}+$maxTime; |
|
|
} |
|
60 |
|
|
61 |
$::Statistics->{'current_subscribers'}++; |
$::Statistics->{'current_subscribers'}++; |
62 |
$::Statistics->{'subscriber_connections_accepted'}++; |
$::Statistics->{'subscriber_connections_accepted'}++; |
73 |
|
|
74 |
if(exists($PersistentConnections{$id})) |
if(exists($PersistentConnections{$id})) |
75 |
{ |
{ |
76 |
$PersistentConnections{$id}->close(); |
$PersistentConnections{$id}->close(0,'newSubscriberWithSameID'); |
77 |
} |
} |
78 |
} |
} |
79 |
|
|
80 |
|
sub subscriberExists { |
81 |
|
my $class=shift; |
82 |
|
my $id=shift; |
83 |
|
|
84 |
|
return exists($PersistentConnections{$id}); |
85 |
|
} |
86 |
|
|
87 |
sub pingPersistentConnections { |
sub pingPersistentConnections { |
88 |
my $class=shift; |
my $class=shift; |
89 |
|
|
106 |
return scalar(keys %PersistentConnections); |
return scalar(keys %PersistentConnections); |
107 |
} |
} |
108 |
|
|
109 |
|
sub listSubscribers { |
110 |
|
my $class=shift; |
111 |
|
my $list=''; |
112 |
|
foreach my $subscriber (keys %PersistentConnections) |
113 |
|
{ |
114 |
|
my $sub = $PersistentConnections{$subscriber}; |
115 |
|
$list .= $subscriber.' '.$sub->{'ip'}.' '.$sub->{'connectionStart'}.' '.$sub->{'connectionTimeLimit'}.' '.($sub->{'connectionTimeLimit'}-time).' '.$sub->{'messageCount'}.' "'.$sub->{'useragent'}."\"$::CRLF"; |
116 |
|
} |
117 |
|
$list; |
118 |
|
} |
119 |
|
|
120 |
############################################################################### |
############################################################################### |
121 |
# Instance methods |
# Instance methods |
122 |
############################################################################### |
############################################################################### |
124 |
my $self=shift; |
my $self=shift; |
125 |
my $line=shift; |
my $line=shift; |
126 |
|
|
127 |
# Once the header was processed we ignore any input |
# Once the header was processed we ignore any input - Meteor does not accept or process request bodies |
128 |
return unless(exists($self->{'headerBuffer'})); |
return unless(exists($self->{'headerBuffer'})); |
129 |
|
|
130 |
if($line ne '') |
if($line ne '') |
145 |
# |
# |
146 |
# Find the 'GET' line |
# Find the 'GET' line |
147 |
# |
# |
148 |
if($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]+)\/([a-z0-9_\-\%\.\/]+).*?/i) |
149 |
{ |
{ |
150 |
my $subscriberID=$1; |
$self->{'subscriberID'}=$1; |
151 |
$self->{'mode'}=$2; |
$self->{'mode'}=$2; |
152 |
my $persist=$self->getConf('Persist'); |
my $persist=$self->getConf('Persist'); |
|
|
|
153 |
my $maxTime=$self->getConf('MaxTime'); |
my $maxTime=$self->getConf('MaxTime'); |
154 |
if($maxTime>0) |
$self->{'connectionTimeLimit'} = ($self->{'connectionStart'}+$maxTime) if ($maxTime>0); |
|
{ |
|
|
$self->{'ConnectionTimeLimit'}=$self->{'ConnectionStart'}+$maxTime; |
|
|
} |
|
155 |
|
|
156 |
my @channelData=split('/',$3); |
my @channelData=split('/',$3); |
157 |
my $channels={}; |
my $channels={}; |
158 |
my $channelName; |
my $channelName; |
159 |
my $offset; |
my $offset; |
160 |
foreach my $chandef (@channelData) { |
foreach my $chandef (@channelData) { |
161 |
if($chandef=~/^([a-z0-9]+)(.(r|b|h)([0-9]*))?$/i) { |
if($chandef=~/^([a-z0-9_\-\%]+)(.(r|b|h)([0-9]*))?$/i) { |
162 |
$channelName = $1; |
$channelName = $1; |
163 |
$channels->{$channelName}->{'startIndex'} = undef; |
$channels->{$channelName}->{'startIndex'} = undef; |
164 |
if ($3) { |
if ($3) { |
169 |
} |
} |
170 |
} |
} |
171 |
} |
} |
172 |
|
$self->{'useragent'} = ($self->{'headerBuffer'}=~/User-Agent: (.+)/i) ? $1 : "-"; |
173 |
|
|
174 |
delete($self->{'headerBuffer'}); |
if ($persist) { |
175 |
|
# New persistent connection: kill any existing connection with same ID |
176 |
if($persist) |
$self->deleteSubscriberWithID($self->{'subscriberID'}); |
177 |
{ |
# Add new persistent connection to collection |
178 |
$self->{'subscriberID'}=$subscriberID; |
$PersistentConnections{$self->{'subscriberID'}}=$self; |
179 |
$self->deleteSubscriberWithID($subscriberID); |
} else { |
180 |
$PersistentConnections{$subscriberID}=$self; |
$::Pollers->{$self->{'subscriberID'}} = time; |
181 |
} |
} |
182 |
|
|
183 |
if(scalar(keys %{$channels})) |
if(scalar(keys %{$channels})) { |
184 |
{ |
|
185 |
|
$self->{'channelinfo'} = ''; |
186 |
|
my $citemplate = $self->getConf('ChannelInfoTemplate'); |
187 |
|
foreach $channelName (keys %{$channels}) { |
188 |
|
my $channel=Meteor::Channel->channelWithName($channelName); |
189 |
|
$self->{'channels'}->{$channelName}=$channel; |
190 |
|
if (defined($self->{'channels'}->{$channelName}->{'startIndex'}) && $self->{'channels'}->{$channelName}->{'startIndex'} > 0) { |
191 |
|
$self->{'channelinfo'} .= $channel->descriptionWithTemplate($citemplate); |
192 |
|
} |
193 |
|
} |
194 |
$self->emitOKHeader(); |
$self->emitOKHeader(); |
195 |
$self->setChannels($channels,$persist,$self->{'mode'},''); |
foreach $channelName (keys %{$channels}) { |
196 |
$self->close(1) unless($persist); |
my $startIndex=$channels->{$channelName}->{'startIndex'}; |
197 |
|
$self->{'channels'}->{$channelName}->addSubscriber($self,$startIndex,$persist,$self->{'mode'},$self->{'useragent'}); |
198 |
|
} |
199 |
|
if (!$persist) { |
200 |
|
delete ($self->{'channels'}); |
201 |
|
$self->close(1, 'responseComplete'); |
202 |
|
} |
203 |
|
delete($self->{'headerBuffer'}); |
204 |
|
|
205 |
|
# If long polling, close connection immediately if any messages have been sent |
206 |
|
if ($self->{'messageCount'} > 0 && $self->{'mode'} eq 'longpoll') { |
207 |
|
$self->close(1, 'closedOnEvent'); |
208 |
|
} |
209 |
return; |
return; |
210 |
} |
} |
211 |
} |
} |
213 |
{ |
{ |
214 |
$self->deleteSubscriberWithID($1); |
$self->deleteSubscriberWithID($1); |
215 |
$self->emitOKHeader(); |
$self->emitOKHeader(); |
216 |
$self->close(1); |
$self->close(1, 'disconnectRequested'); |
217 |
|
return; |
218 |
|
} |
219 |
|
elsif($self->{'headerBuffer'}=~m{GET\s+/koha/(\d+)}) |
220 |
|
{ |
221 |
|
Meteor::Koha->item($self,$1); |
222 |
|
$self->SUPER::close(); |
223 |
return; |
return; |
224 |
} |
} |
225 |
elsif($self->{'headerBuffer'}=~/GET\s+([^\s\?]+)/) |
elsif($self->{'headerBuffer'}=~/GET\s+([^\s\?]+)/) |
226 |
{ |
{ |
227 |
Meteor::Document->serveFileToClient($1,$self); |
Meteor::Document->serveFileToClient($1,$self); |
228 |
$self->close(1); |
$self->SUPER::close(); |
229 |
return; |
return; |
230 |
} |
} |
231 |
|
|
236 |
} |
} |
237 |
} |
} |
238 |
|
|
|
sub setChannels { |
|
|
my $self=shift; |
|
|
my $channels=shift; |
|
|
my $persist=shift; |
|
|
my $mode=shift || ''; |
|
|
my $userAgent=shift || ''; |
|
|
|
|
|
foreach my $channelName (keys %{$channels}) |
|
|
{ |
|
|
my $startIndex=$channels->{$channelName}->{'startIndex'}; |
|
|
|
|
|
my $channel=Meteor::Channel->channelWithName($channelName); |
|
|
|
|
|
$self->{'channels'}->{$channelName}=$channel if($persist); |
|
|
|
|
|
$channel->addSubscriber($self,$startIndex,$persist,$mode,$userAgent); |
|
|
} |
|
|
} |
|
|
|
|
239 |
sub emitOKHeader { |
sub emitOKHeader { |
240 |
my $self=shift; |
my $self=shift; |
241 |
|
|
249 |
$::Statistics->{'errors_served'}++; |
$::Statistics->{'errors_served'}++; |
250 |
|
|
251 |
# close up shop here! |
# close up shop here! |
252 |
$self->close(); |
$self->close(0, 'error'); |
253 |
} |
} |
254 |
|
|
255 |
sub emitHeader { |
sub emitHeader { |
259 |
my $header=$self->getConf('HeaderTemplate'); |
my $header=$self->getConf('HeaderTemplate'); |
260 |
|
|
261 |
$header=~s/~([^~]*)~/ |
$header=~s/~([^~]*)~/ |
262 |
if(!defined($1) || $1 eq '') |
if(!defined($1) || $1 eq '') { |
|
{ |
|
263 |
'~'; |
'~'; |
264 |
} |
} elsif($1 eq 'server') { |
|
elsif($1 eq 'server') |
|
|
{ |
|
265 |
$::PGM; |
$::PGM; |
266 |
} |
} elsif($1 eq 'status') { |
|
elsif($1 eq 'status') |
|
|
{ |
|
267 |
$status; |
$status; |
268 |
} |
} elsif($1 eq 'servertime') { |
|
elsif($1 eq 'servertime') |
|
|
{ |
|
269 |
time; |
time; |
270 |
} |
} elsif($1 eq 'channelinfo') { |
271 |
elsif($1 eq 'channelinfo') |
$self->{'channelinfo'}; |
272 |
{ |
} else { |
|
Meteor::Channel->listChannelsUsingTemplate($self->getConf('ChannelInfoTemplate')); |
|
|
} |
|
|
else |
|
|
{ |
|
273 |
''; |
''; |
274 |
} |
} |
275 |
/gex; |
/gex; |
281 |
my $self=shift; |
my $self=shift; |
282 |
|
|
283 |
my $numMessages=0; |
my $numMessages=0; |
284 |
my $msgTemplate=$self->getConf('Messagetemplate'); |
my $msgTemplate=$self->getConf('MessageTemplate'); |
285 |
my $msgData=''; |
my $msgData=''; |
286 |
|
|
287 |
foreach my $message (@_) |
foreach my $message (@_) |
296 |
|
|
297 |
$::Statistics->{'messages_served'}+=$numMessages; |
$::Statistics->{'messages_served'}+=$numMessages; |
298 |
|
|
299 |
my $msgCount=$self->{'MessageCount'}; |
my $msgCount=$self->{'messageCount'}; |
300 |
$msgCount+=$numMessages; |
$msgCount+=$numMessages; |
301 |
$self->{'MessageCount'}=$msgCount; |
$self->{'messageCount'}=$msgCount; |
|
|
|
|
my $maxMsg=$self->getConf('MaxMessages'); |
|
|
if(defined($maxMsg) && $maxMsg>0 && $msgCount>=$maxMsg) |
|
|
{ |
|
|
$self->close(1); |
|
|
} |
|
302 |
|
|
303 |
if($self->{'MaxMessageCount'}>0 && $msgCount>=$self->{'MaxMessageCount'}) |
# If long polling, close connection, as a message has now been sent. |
304 |
{ |
# Don't close if still processing the header (we may be sending a backlog from multiple channels) |
305 |
$self->close(1); |
if($self->getConf('CloseOnEvent') && !exists($self->{'headerBuffer'})) { |
306 |
|
$self->close(1, 'closedOnEvent'); |
307 |
} |
} |
|
|
|
308 |
} |
} |
309 |
|
|
310 |
sub ping { |
sub ping { |
325 |
|
|
326 |
delete($self->{'channels'}->{$channelName}); |
delete($self->{'channels'}->{$channelName}); |
327 |
|
|
328 |
$self->close(0,'channelsClosed') if(scalar(keys %{$self->{'channels'}})==0); |
$self->close(0,'channelClose') if(scalar(keys %{$self->{'channels'}})==0); |
329 |
} |
} |
330 |
|
|
331 |
sub close { |
sub close { |
332 |
my $self=shift; |
my $self=shift; |
333 |
my $noShutdownMsg=shift; |
my $noShutdownMsg=shift; |
334 |
|
my $reason=shift; |
335 |
|
|
336 |
foreach my $channelName (keys %{$self->{'channels'}}) |
foreach my $channelName (keys %{$self->{'channels'}}) |
337 |
{ |
{ |
338 |
my $channel=$self->{'channels'}->{$channelName}; |
my $channel=$self->{'channels'}->{$channelName}; |
339 |
$channel->removeSubscriber($self,'subscriberClose'); |
$channel->removeSubscriber($self,$reason); |
340 |
} |
} |
341 |
delete($self->{'channels'}); |
delete($self->{'channels'}); |
342 |
|
|
343 |
if(exists($self->{'subscriberID'})) |
# If this connection is in the PersistentConnections array, delete it, then anonymise |
344 |
{ |
# it so that if we have to wait for the write buffer to empty before close, it's only |
345 |
|
# removed once. |
346 |
|
if(exists($self->{'subscriberID'})) { |
347 |
delete($PersistentConnections{$self->{'subscriberID'}}); |
delete($PersistentConnections{$self->{'subscriberID'}}); |
348 |
|
delete($self->{'subscriberID'}); |
349 |
} |
} |
350 |
|
|
|
# |
|
351 |
# Send shutdown message unless remote closed or |
# Send shutdown message unless remote closed or |
352 |
# connection not yet established |
# connection not yet established |
|
# |
|
353 |
unless($noShutdownMsg || $self->{'remoteClosed'} || exists($self->{'headerBuffer'})) |
unless($noShutdownMsg || $self->{'remoteClosed'} || exists($self->{'headerBuffer'})) |
354 |
{ |
{ |
355 |
my $msg=$self->getConf('SubscriberShutdownMsg'); |
my $msg=$self->getConf('SubscriberShutdownMsg'); |
358 |
$self->write($msg); |
$self->write($msg); |
359 |
} |
} |
360 |
} |
} |
361 |
|
|
362 |
|
my $fmsg=$self->getConf('FooterTemplate'); |
363 |
|
if(defined($fmsg) && $fmsg ne '') |
364 |
|
{ |
365 |
|
$self->write($fmsg); |
366 |
|
} |
367 |
|
|
368 |
$self->SUPER::close(); |
$self->SUPER::close(); |
369 |
} |
} |
370 |
|
|
377 |
my $self=shift; |
my $self=shift; |
378 |
my $time=shift; |
my $time=shift; |
379 |
|
|
380 |
$self->close(1) if(exists($self->{'ConnectionTimeLimit'}) && $self->{'ConnectionTimeLimit'}<$time); |
$self->close(1,'maxTime') if(exists($self->{'connectionTimeLimit'}) && $self->{'connectionTimeLimit'}<$time); |
381 |
} |
} |
382 |
|
|
383 |
sub getConf { |
sub getConf { |
384 |
my $self=shift; |
my $self=shift; |
385 |
my $key=shift; |
my $key=shift; |
386 |
|
|
387 |
if(exists($self->{'mode'}) && $self->{'mode'} ne '') |
if(exists($self->{'mode'}) && $self->{'mode'} ne '') { |
388 |
{ |
my $k=$key.$self->{'mode'}; |
389 |
my $k=$key.'.'.$self->{'mode'}; |
if(exists($::CONF{$k})) { |
390 |
|
return $::CONF{$k}; |
391 |
return $::CONF{$k} if(exists($::CONF{$k})); |
} |
392 |
} |
} |
393 |
|
|
394 |
$::CONF{$key}; |
$::CONF{$key}; |
395 |
} |
} |
396 |
|
|
397 |
1; |
1; |
|
############################################################################EOF |
|
398 |
|
############################################################################EOF |