--- googlecode.com/svn/trunk/meteord 2008/02/03 23:10:24 42 +++ googlecode.com/svn/trunk/meteord 2009/01/19 11:19:41 64 @@ -35,7 +35,8 @@ # meterod version ################################################################################ - $::VERSION='1.05.01'; + $::VERSION='1.06.04'; + $::RELEASE_DATE='not yet released'; ############################################################################### # Configuration @@ -43,6 +44,8 @@ use strict; + use Socket; + use Meteor::Syslog; use Meteor::Socket; @@ -62,6 +65,8 @@ our $AGE_CHECK_INTERVALL=60; our $MAX_EXIT_DELAY=120; + + our $UDP_MAX_MESSAGE_SIZE=8192; ############################################################################### # Main @@ -101,7 +106,9 @@ { $0="$::PGM daemon"; - unless($::CONF{'Debug'}) + my $facility=$::CONF{'SyslogFacility'} || $Meteor::Syslog::DEFAULT_FACILITY; + + unless($::CONF{'Debug'} || $facility eq 'none') { # close standard file descriptors close(STDIN); @@ -109,7 +116,9 @@ close(STDERR); chdir("/"); umask(0); + # fork and exit parent + print STDERR "Exit: Fork\n"; exit if fork; setpgrp(0, $$) if defined $SIG{TTOU}; $SIG{TTOU}='ignore' if defined $SIG{TTOU}; @@ -117,14 +126,14 @@ # Avoid 'stdin reopened for output' warning with newer perls open(NULL,'/dev/null'); if(0); - open(OUT,">/var/run/$::PGM.pid"); print OUT "$$\n"; close(OUT); + } else { - print "$::PGM PID: $$\n"; + &::syslog('info',"PID\t%s",$$); } } @@ -136,7 +145,8 @@ $SIG{'TERM'}=sub{$::TERM=1}; $SIG{'USR1'}=sub{$::USR1=1}; $SIG{'USR2'}=sub{$::USR2=1}; - + $SIG{'PIPE'}=sub{&::syslog('info',"Signal PIPE received and ignored\n");}; + # # Run server # @@ -157,9 +167,22 @@ ); my $subscriberServerFN=$subscriberServer->fileno(); + my $udpServer=undef; + my $udpPort=$::CONF{'UDPPort'}; + my $udpServerFN=undef; + if($udpPort && $udpPort>0) + { + $udpServer=Meteor::Socket->newUDPServer( + $udpPort, + $::CONF{'UDPIP'} + ); + $udpServerFN=$udpServer->fileno(); + } + my $serverVector=''; vec($serverVector,$controlServerFN,1)=1; vec($serverVector,$subscriberServerFN,1)=1; + vec($serverVector,$udpServerFN,1)=1 if(defined($udpServerFN)); my $lastAgeCheck=time; @@ -175,14 +198,16 @@ { while(!$::TERM) { + + my $rVec=$serverVector; my $wVec=''; my $eVec=''; - + my $rout; my $wout; my $eout; - + Meteor::Connection->addAllHandleBits(\$rVec,\$wVec,\$eVec); my $timeout=$MAIN_LOOP_TIMEOUT; @@ -207,6 +232,10 @@ { Meteor::Subscriber->newFromServer($subscriberServer); } + if(defined($udpServerFN) && vec($rout,$udpServerFN,1)) + { + &handleUPD($udpServer); + } Meteor::Connection->checkAllHandleBits($rout,$wout,$eout); } @@ -236,7 +265,7 @@ Meteor::Channel->clearAllBuffers(); } - + if($::USR2) { $::USR2=0; @@ -245,7 +274,7 @@ Meteor::Document->clearDocuments() } - + my $t=time; if($t>$lastAgeCheck+$AGE_CHECK_INTERVALL) { @@ -255,6 +284,7 @@ $t=$lastAgeCheck; Meteor::Subscriber->checkPersistentConnectionsForMaxTime(); + Meteor::Connection->destroyBadRequests(); } if(defined($nextPing) && $nextPing<=$t) @@ -317,15 +347,44 @@ { &::syslog('info',"$cnt client(s) unresponsive, will shutdown anyway"); + print STDERR "Exit: TERM Shutdown (unresponsive clients)\n"; exit(1); } &::syslog('info',"shutdown succeeded"); + print STDERR "Exit: TERM Shutdown (clean)\n"; exit(0); } &::syslog('emerg',"$::PGM loop exited"); +############################################################################### +# Subroutines +############################################################################### +sub handleUPD { + $udpServer=shift; + + my $line; + my $hispaddr=recv($udpServer->{'handle'},$line,$::UDP_MAX_MESSAGE_SIZE,0); + + &::syslog('debug',"udp message received: %s",$line); + + return unless($line=~s/^(\S+)\s//); + + my $cmd=$1; + + if($cmd eq 'ADDMESSAGE') + { + return unless($line=~s/^(\S+)\s//); + + my $channelName=$1; + my $channel=Meteor::Channel->channelWithName($channelName); + my $msg=$channel->addMessage($line); + my $msgID=$msg->id(); + &::syslog('debug',"udp: new message added, ID %s",$msgID); + } +} + 1; -############################################################################EOF \ No newline at end of file +############################################################################EOF