X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2Fcluster.pl;h=5b65717e705ebee2634f3c87f3cc6b2e3555d55b;hb=56478c613d3e5d7c6ca270fc41b211e3dec086a5;hp=6791896682c75922543246e1a79761300bdd76bb;hpb=ab811a0c902225075a9bd69749f65594079433a9;p=spider.git

diff --git a/perl/cluster.pl b/perl/cluster.pl
index 67918966..5b65717e 100755
--- a/perl/cluster.pl
+++ b/perl/cluster.pl
@@ -34,11 +34,14 @@ BEGIN {
 	# try to create and lock a lockfile (this isn't atomic but
 	# should do for now
 	$lockfn = "$root/local/cluster.lck";       # lock file name
-	if (-e $lockfn) {
+	if (-w $lockfn) {
 		open(CLLOCK, "$lockfn") or die "Can't open Lockfile ($lockfn) $!";
 		my $pid = <CLLOCK>;
-		chomp $pid;
-		die "Lockfile ($lockfn) and process $pid exist, another cluster running?" if kill 0, $pid;
+		if ($pid) {
+			chomp $pid;
+			die "Lockfile ($lockfn) and process $pid exist, another cluster running?" if kill 0, $pid;
+		}
+		unlink $lockfn;
 		close CLLOCK;
 	}
 	open(CLLOCK, ">$lockfn") or die "Can't open Lockfile ($lockfn) $!";
@@ -98,7 +101,6 @@ use Mrtg;
 use USDB;
 use UDPMsg;
 use QSL;
-use RouteDB;
 use DXXml;
 use DXSql;
 use IsoTime;
@@ -119,7 +121,7 @@ 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 +132,10 @@ $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
@@ -173,7 +178,7 @@ sub new_channel
 			return;
 		}
 		if ($bumpexisting) {
-			my $ip = $conn->{peerhost} || 'unknown';
+			my $ip = $conn->peerhost || 'unknown';
 			$dxchan->send_now('D', DXM::msg($lang, 'conbump', $call, $ip));
 			LogDbg('DXCommand', "$call bumped off by $ip, disconnected");
 			$dxchan->disconnect;
@@ -183,6 +188,22 @@ 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;
 	$basecall =~ s/-\d+$//;
@@ -190,7 +211,7 @@ sub new_channel
 	my $lock = $user->lockout if $user;
 	if ($baseuser && $baseuser->lockout || $lock) {
 		if (!$user || !defined $lock || $lock) {
-			my $host = $conn->{peerhost} || "unknown";
+			my $host = $conn->peerhost || "unknown";
 			LogDbg('DXCommand', "$call on $host is locked out, disconnected");
 			$conn->disconnect;
 			return;
@@ -279,7 +300,7 @@ sub cease
 		$l->close_server;
 	}
 
-	LogDbg('cluster', "DXSpider V$version, build $subversion.$build ended");
+	LogDbg('cluster', "DXSpider V$version, build $subversion.$build (git: $gitversion) ended");
 	dbgclose();
 	Logclose();
 
@@ -368,7 +389,7 @@ DXXml::init();
 # banner
 my ($year) = (gmtime)[5];
 $year += 1900;
-LogDbg('cluster', "DXSpider V$version, build $subversion.$build started");
+LogDbg('cluster', "DXSpider V$version, build $subversion.$build (git: $gitversion) started");
 dbg("Copyright (c) 1998-$year Dirk Koopman G1TLH");
 
 # load Prefixes
@@ -387,6 +408,7 @@ DXUser->init($userfn, 1);
 
 # look for the sysop and the alias user and complain if they aren't there
 {
+	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);
@@ -545,6 +567,8 @@ for (;;) {
 		AGWMsg::process();
 		BPQMsg::process();
 
+		DXLog::flushall();
+		
 		if (defined &Local::process) {
 			eval {
 				Local::process();       # do any localised processing