X-Git-Url: http://www.dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2Fcluster.pl;h=bec097821a7fd6dcf3046e29594f6e451c9d1284;hb=2926213cad1fdefa202b3e50c3387a69ae5f76af;hp=4b7abd585696bf2dabd4f9c8be63cc43a7072a98;hpb=71620f62f33c447fbc6e54e8c2681b8742e421a6;p=spider.git

diff --git a/perl/cluster.pl b/perl/cluster.pl
index 4b7abd58..bec09782 100755
--- a/perl/cluster.pl
+++ b/perl/cluster.pl
@@ -98,7 +98,6 @@ use Mrtg;
 use USDB;
 use UDPMsg;
 use QSL;
-use RouteDB;
 use DXXml;
 use DXSql;
 use IsoTime;
@@ -119,7 +118,7 @@ use vars qw(@inqueue $systime $starttime $lockfn @outstanding_connects
 			$zombies $root @listeners $lang $myalias @debug $userfn $clusteraddr
 			$clusterport $mycall $decease $is_win $routeroot $me $reqreg $bumpexisting
 			$allowdxby $dbh $dsn $dbuser $dbpass $do_xml $systime_days $systime_daystart
-			$can_encode
+			$can_encode $maxconnect_user $maxconnect_node
 		   );
 
 @inqueue = ();					# the main input queue, an array of hashes
@@ -130,7 +129,10 @@ $starttime = 0;                 # the starting time of the cluster
 $reqreg = 0;					# 1 = registration required, 2 = deregister people
 $bumpexisting = 1;				# 1 = allow new connection to disconnect old, 0 - don't allow it
 $allowdxby = 0;					# 1 = allow "dx by <othercall>", 0 - don't allow it
-
+$maxconnect_user = 3;			# the maximum no of concurrent connections a user can have at a time
+$maxconnect_node = 0;			# Ditto but for nodes. In either case if a new incoming connection
+								# takes the no of references in the routing table above these numbers
+								# then the connection is refused. This only affects INCOMING connections.
 
 # send a message to call on conn and disconnect
 sub already_conn
@@ -165,7 +167,7 @@ sub new_channel
 
 	# set up the basic channel info
 	# is there one already connected to me - locally?
-	my $user = DXUser->get_current($call);
+	my $user = DXUser::get_current($call);
 	my $dxchan = DXChannel::get($call);
 	if ($dxchan) {
 		if ($user && $user->is_node) {
@@ -183,10 +185,26 @@ sub new_channel
 		}
 	}
 
+	# (fairly) politely disconnect people that are connected to too many other places at once
+	my $r = Route::get($call);
+	if ($conn->{sort} && $conn->{sort} =~ /^I/ && $r && $user) {
+		my @n = $r->parents;
+		my $m = $r->isa('Route::Node') ? $maxconnect_node : $maxconnect_user;
+		my $c = $user->maxconnect;
+		my $v;
+		$v = defined $c ? $c : $m;
+		if ($v && @n >= $v) {
+			my $nodes = join ',', @n;
+			LogDbg('DXCommand', "$call has too many connections ($v) at $nodes - disconnected");
+			already_conn($conn, $call, DXM::msg($lang, 'contomany', $call, $v, $nodes));
+			return;
+		}
+	}
+
 	# is he locked out ?
 	my $basecall = $call;
 	$basecall =~ s/-\d+$//;
-	my $baseuser = DXUser->get_current($basecall);
+	my $baseuser = DXUser::get_current($basecall);
 	my $lock = $user->lockout if $user;
 	if ($baseuser && $baseuser->lockout || $lock) {
 		if (!$user || !defined $lock || $lock) {
@@ -387,9 +405,10 @@ DXUser->init($userfn, 1);
 
 # look for the sysop and the alias user and complain if they aren't there
 {
-	my $ref = DXUser->get($mycall);
+	die "\$myalias \& \$mycall are the same ($mycall)!, they must be different (hint: make \$mycall = '${mycall}-2';). Oh and don't forget to rerun create_sysop.pl!" if $mycall eq $myalias;
+	my $ref = DXUser::get($mycall);
 	die "$mycall missing, run the create_sysop.pl script and please RTFM" unless $ref && $ref->priv == 9;
-	$ref = DXUser->get($myalias);
+	$ref = DXUser::get($myalias);
 	die "$myalias missing, run the create_sysop.pl script and please RTFM" unless $ref && $ref->priv == 9;
 }