X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXProt.pm;h=da138878fc69e4596dd550de40580db9461e13fe;hb=03691f94fb11cdce388f89cd81b474e3505912c8;hp=8571a2fa36d26b12c3368f61dff5532f25ba4d08;hpb=aaf4228b14eaaaf1d8510ed9e46c373fd41092b3;p=spider.git

diff --git a/perl/DXProt.pm b/perl/DXProt.pm
index 8571a2fa..da138878 100644
--- a/perl/DXProt.pm
+++ b/perl/DXProt.pm
@@ -504,7 +504,18 @@ sub normal
 #				broadcast_ak1a(pc19($dxchan, $node), $dxchan, $self) unless $dxchan->{isolate};
 				
 			}
-			return unless $node; # ignore if havn't seen a PC19 for this one yet
+			if ($field[1] eq $main::mycall || $field[2] eq $main::mycall) {
+				dbg('chan', "LOOP: trying to alter config on this node from outside!");
+				return;
+			}
+			if ($field[2] eq $main::myalias && DXChannel->get($field[1])) {
+				dbg('chan', "LOOP: trying to connect sysop from outside!");
+				return;
+			}
+			unless ($node) {
+				dbg('chan', "Node $field[1] not in config");
+				return;
+			}
 			unless ($node->isa('DXNode')) {
 				dbg('chan', "$field[1] is not a node");
 				return;
@@ -528,7 +539,7 @@ sub normal
 						dbg('chan', "LOOP: $call is a node");
 						next;
 					}
-					my $rcall = $ref->call;
+					my $rcall = $ref->mynode->call;
 					dbg('chan', "LOOP: already have $call on $rcall");
 					next;
 				}
@@ -561,7 +572,18 @@ sub normal
 				dbg('chan', "$field[2] no PC19 yet, autovivified as node");
 #				broadcast_ak1a(pc19($dxchan, $node), $dxchan, $self) unless $dxchan->{isolate};
 			}
-			return unless $node;
+			if ($field[1] eq $main::mycall || $field[2] eq $main::mycall) {
+				dbg('chan', "LOOP: trying to alter config on this node from outside!");
+				return;
+			}
+			if ($field[1] eq $main::myalias && DXChannel->get($field[1])) {
+				dbg('chan', "LOOP: trying to disconnect sysop from outside!");
+				return;
+			}
+			unless ($node) {
+				dbg('chan', "Node $field[2] not in config");
+				return;
+			}
 			unless ($node->isa('DXNode')) {
 				dbg('chan', "LOOP: $field[2] is not a node");
 				return;
@@ -579,6 +601,7 @@ sub normal
 				$ref->del;
 			} else {
 				dbg('chan', "$field[1] not known" );
+				return;
 			}
 			last SWITCH;
 		}
@@ -621,7 +644,8 @@ sub normal
 						dbg('chan', "LOOP: $call come in on wrong channel");
 						next;
 					}
-					dbg('chan', "already have $call");
+					my $rcall = $node->mynode->call;
+					dbg('chan', "already have $call on $rcall");
 					next;
 				}
 				
@@ -693,6 +717,9 @@ sub normal
 					dbg('chan', "$call not in table, dropped");
 					return;
 				}
+			} else {
+				dbg('chan', "I WILL NOT be disconnected!");
+				return;
 			}
 			last SWITCH;
 		}
@@ -859,7 +886,11 @@ sub normal
 		}
 		
 		if ($pcno == 39) {		# incoming disconnect
-			$self->disconnect(1);
+			if ($field[1] eq $self->{call}) {
+				$self->disconnect(1);
+			} else {
+				dbg('chan', "LOOP: came in on wrong channel");
+			}
 			return;
 		}