X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXProtHandle.pm;h=9e0f5ec4adb111ccf81f159a6368049cce558926;hb=fee8c4eabda49d4c7440ce1075ea49dcd9c2e825;hp=7d2968cedb626ccdc85be4a3e656eacdade0da57;hpb=3065f0dd2c80cd59b7a2b17d397a343b6521b1f4;p=spider.git

diff --git a/perl/DXProtHandle.pm b/perl/DXProtHandle.pm
index 7d2968ce..9e0f5ec4 100644
--- a/perl/DXProtHandle.pm
+++ b/perl/DXProtHandle.pm
@@ -41,13 +41,17 @@ use vars qw($pc11_max_age $pc23_max_age $last_pc50 $eph_restime $eph_info_restim
 			$last_hour $last10 %eph  %pings %rcmds $ann_to_talk
 			$pingint $obscount %pc19list $chatdupeage $chatimportfn
 			$investigation_int $pc19_version $myprot_version
-			%nodehops $baddx $badspotter $badnode $censorpc $rspfcheck
+			%nodehops $baddx $badspotter $badnode $censorpc
 			$allowzero $decode_dk0wcy $send_opernam @checklist
 			$eph_pc15_restime $pc9x_past_age $pc9x_future_age
+			$pc10_dupe_age
 		   );
 
-$pc9x_past_age = 15*60;			# maximum age in the past of a px9x
+$pc9x_past_age = 62*60;			# maximum age in the past of a px9x (a config record might be the only
+								# thing a node might send - once an hour)
 $pc9x_future_age = 5*60;		# maximum age in the future ditto
+$pc10_dupe_age = 45;			# just something to catch duplicate PC10->PC93 conversions
+
 
 # incoming talk commands
 sub handle_10
@@ -57,8 +61,10 @@ sub handle_10
 	my $line = shift;
 	my $origin = shift;
 
-	# rsfp check
-	return if $rspfcheck and !$self->rspfcheck(0, $_[6], $_[1]);
+	# this is to catch loops caused by bad software ...
+	if (eph_dup($line, $pc10_dupe_age)) {
+		return;
+	}
 
 	# will we allow it at all?
 	if ($censorpc) {
@@ -105,8 +111,8 @@ sub handle_10
 	RouteDB::update($_[6], $self->{call});
 #	RouteDB::update($to, $_[6]);
 
-	# convert this to a PC93 and process it as such
-	$self->normal(pc93($to, $from, $via, $_[3], $_[6]));
+	# convert this to a PC93, coming from mycall with origin set and process it as such
+	$main::me->normal(pc93($to, $from, $via, $_[3], $_[6]));
 }
 
 # DX Spot handling
@@ -125,9 +131,6 @@ sub handle_11
 		}
 	}
 
-	# rsfp check
-	#			return if $rspfcheck and !$self->rspfcheck(1, $_[7], $_[6]);
-
 	# is the spotted callsign blank? This should really be trapped earlier but it
 	# could break other protocol sentences. Also check for lower case characters.
 	if ($_[2] =~ /^\s*$/) {
@@ -285,8 +288,6 @@ sub handle_12
 	my $line = shift;
 	my $origin = shift;
 
-	#			return if $rspfcheck and !$self->rspfcheck(1, $_[5], $_[1]);
-
 	# announce duplicate checking
 	$_[3] =~ s/^\s+//;			# remove leading blanks
 
@@ -359,7 +360,7 @@ sub handle_15
 	my $origin = shift;
 
 	if (eph_dup($line, $eph_pc15_restime)) {
-		dbg("PCPROT: Ephemeral dup, dropped") if isdbg('chanerr');
+		return;
 	} else {
 		unless ($self->{isolate}) {
 			DXChannel::broadcast_nodes($line, $self) if $line =~ /\^H\d+\^?~?$/; # send it to everyone but me
@@ -401,7 +402,12 @@ sub handle_16
 	}
 
 	if (eph_dup($line)) {
-		dbg("PCPROT: dup PC16 detected") if isdbg('chanerr');
+		return;
+	}
+
+	# isolate now means only accept stuff from this call only
+	if ($self->{isolate} && $ncall ne $self->{call}) {
+		dbg("PCPROT: $self->{call} isolated, $ncall ignored") if isdbg('chanerr');
 		return;
 	}
 
@@ -503,6 +509,12 @@ sub handle_17
 		return;
 	}
 
+	# isolate now means only accept stuff from this call only
+	if ($self->{isolate} && $ncall ne $self->{call}) {
+		dbg("PCPROT: $self->{call} isolated, $ncall ignored") if isdbg('chanerr');
+		return;
+	}
+
 	RouteDB::delete($ncall, $self->{call});
 
 	my $uref = Route::User::get($ucall);
@@ -544,7 +556,6 @@ sub handle_17
 	$self->tell_buddies('logoutb', $ucall, $ncall);
 
 	if (eph_dup($line)) {
-		dbg("PCPROT: dup PC17 detected") if isdbg('chanerr');
 		return;
 	}
 
@@ -685,6 +696,12 @@ sub handle_19
 			}
 		}
 
+		# isolate now means only accept stuff from this call only
+		if ($self->{isolate} && $call ne $self->{call}) {
+			dbg("PCPROT: $self->{call} isolated, $call ignored") if isdbg('chanerr');
+			next;
+		}
+
 		my $user = check_add_node($call);
 
 #		if (eph_dup($genline)) {
@@ -788,11 +805,16 @@ sub handle_21
 	eph_del_regex("^PC1[679].*$call");
 
 	# if I get a PC21 from the same callsign as self then ignore it
-	if ($call eq $self->call) {
+	if ($call eq $self->{call}) {
 		dbg("PCPROT: self referencing PC21 from $self->{call}");
 		return;
 	}
 
+	# for the above reason and also because of the check for PC21s coming
+	# in for self->call from outside being ignored further down
+	# we don't need any isolation code here, because we will never
+	# act on a PC21 with self->call in it.
+
 	RouteDB::delete($call, $self->{call});
 
 	my $parent = Route::Node::get($self->{call});
@@ -832,7 +854,6 @@ sub handle_21
 	}
 
 	if (eph_dup($line)) {
-		dbg("PCPROT: dup PC21 detected") if isdbg('chanerr');
 		return;
 	}
 
@@ -877,10 +898,6 @@ sub handle_23
 		}
 	}
 
-	# only do a rspf check on PC23 (not 27)
-	if ($pcno == 23) {
-		return if $rspfcheck and !$self->rspfcheck(1, $_[8], $_[7])
-	}
 
 	# do some de-duping
 	my $d = cltounix($_[1], sprintf("%02d18Z", $_[2]));
@@ -940,7 +957,6 @@ sub handle_24
 	return unless $nref || $uref; # if we don't know where they are, it's pointless sending it on
 
 	if (eph_dup($line)) {
-		dbg("PCPROT: Dup PC24 ignored\n") if isdbg('chanerr');
 		return;
 	}
 
@@ -1021,7 +1037,7 @@ sub handle_34
 	my $line = shift;
 	my $origin = shift;
 	if (eph_dup($line, $eph_pc34_restime)) {
-		dbg("PCPROT: dupe PC34, ignored") if isdbg('chanerr');
+		return;
 	} else {
 		$self->process_rcmd($_[1], $_[2], $_[2], $_[3]);
 	}
@@ -1094,7 +1110,6 @@ sub handle_41
 
 	my $l = "PC41^$call^$sort";
 	if (eph_dup($l, $eph_info_restime)) {
-		dbg("PCPROT: dup PC41, ignored") if isdbg('chanerr');
 		return;
 	}
 
@@ -1175,7 +1190,6 @@ sub handle_49
 	my $origin = shift;
 
 	if (eph_dup($line)) {
-		dbg("PCPROT: Dup PC49 ignored\n") if isdbg('chanerr');
 		return;
 	}
 
@@ -1234,7 +1248,6 @@ sub handle_51
 		RouteDB::update($from, $self->{call});
 
 		if (eph_dup($line)) {
-			dbg("PCPROT: dup PC51 detected") if isdbg('chanerr');
 			return;
 		}
 		# route down an appropriate thingy
@@ -1420,22 +1433,27 @@ sub check_pc9x_t
 		# the id on it is completely unreliable. Besides, only commands
 		# originating on this box will go through this code...
 		if ($parent->call ne $main::mycall) {
-			my $lastid = $parent->lastid->{$pc} || 0;
+			my $lastid = $parent->lastid || 0;
 			if ($t < $lastid) {
-				if ($lastid-86400+$t > $pc9x_past_age) {
-					dbg("PCPROT: dup id on $t <= $lastid (midnight rollover), ignored") if isdbg('chanerr');
+				if ($t+86400-$lastid > $pc9x_past_age) {
+					dbg("PCPROT: dup id on $t <= $lastid, ignored") if isdbg('chanerr');
 					return;
 				}
-			}
-			if ($lastid >= $t) {
-				dbg("PCPROT: dup id on $call $lastid >= $t, ignored") if isdbg('chanerr');
+			} elsif ($t == $lastid) {
+				dbg("PCPROT: dup id on $t == $lastid, ignored") if isdbg('chanerr');
 				return;
+			} else {
+				# $t > $lastid, check that the timestamp offered isn't too far away from 'now'
+				if ($t+$main::systime_daystart-$main::systime > $pc9x_future_age ) {
+					dbg("PCPROT: id $t too far in the future, ignored") if isdbg('chanerr');
+					return;
+				}
 			}
 		}
 	} elsif ($create) {
 		$parent = Route::Node->new($call);
 	}
-	$parent->lastid->{$pc} = $t;
+	$parent->lastid($t) if $parent;
 
 	return $parent;
 }
@@ -1531,6 +1549,9 @@ sub handle_92
 		}
 	} elsif ($sort eq 'A' || $sort eq 'D' || $sort eq 'C') {
 
+		# remember the last channel we arrived on
+		$parent->PC92C_dxchan($self->{call}) unless $self->{call} eq $parent->call;
+
 		# this is the main route section
 		# here is where all the routes are created and destroyed
 
@@ -1554,12 +1575,14 @@ sub handle_92
 						dbg("PCPROT: $call looped back onto $main::mycall, ignored") if isdbg('chanerr');
 						return;
 					}
+					# this is only accepted from my "self".
+					# this also kills configs from PC92 nodes with external PC19 nodes that are also
+					# locally connected. Local nodes always take precedence.
+					if (DXChannel::get($call) && $call ne $self->{call}) {
+						dbg("PCPROT: locally connected node $call from other another node $self->{call}, ignored") if isdbg('chanerr');
+						return;
+					}
 					if ($is_extnode) {
-						# this is only accepted from my "self"
-						if (DXChannel::get($call) && $call ne $self->{call}) {
-							dbg("PCPROT: locally connected node config for $call from other another node $self->{call}, ignored") if isdbg('chanerr');
-							return;
-						}
 						# reparent to external node (note that we must have received a 'C' or 'A' record
 						# from the true parent node for this external before we get one for the this node
 						unless ($parent = Route::Node::get($call)) {
@@ -1573,6 +1596,7 @@ sub handle_92
 						}
 						$parent = check_pc9x_t($call, $t, 92) || return;
 						$parent->via_pc92(1);
+						$parent->PC92C_dxchan($self->{call});
 					}
 				} else {
 					dbg("PCPROT: must be mycall or external node as first entry, ignored") if isdbg('chanerr');
@@ -1581,6 +1605,7 @@ sub handle_92
 				$parent->here(Route::here($here));
 				$parent->version($version) if $version && $version > $parent->version;
 				$parent->build($build) if $build && $build > $parent->build;
+				$parent->PC92C_dxchan($self->{call}) unless $self->{call} eq $parent->call;
 				shift @ent;
 			}
 		}
@@ -1609,11 +1634,9 @@ sub handle_92
 
 			# we only reset obscounts on config records
 			$oparent->reset_obs;
-			$oparent->PC92C_dxchan($self->{call}) unless $self->{call} eq $oparent->call;
 			dbg("ROUTE: reset obscount on $pcall now " . $oparent->obscount) if isdbg('obscount');
 			if ($oparent != $parent) {
 				$parent->reset_obs;
-				$parent->PC92C_dxchan($self->{call}) unless $self->{call} eq $parent->call;
 				dbg("ROUTE: reset obscount on $parent->{call} now " . $parent->obscount) if isdbg('obscount');
 			}
 
@@ -1688,6 +1711,8 @@ sub handle_93
 		return;
 	}
 
+	# remember that we are converting PC10->PC93 and self will be $main::me if it
+	# comes from us
 	unless ($self->{do_pc9x}) {
 		dbg("PCPROT: PC9x come in from non-PC9x node, ignored") if isdbg('chanerr');
 		return;
@@ -1696,13 +1721,18 @@ sub handle_93
 	my $t = $_[2];
 	my $parent = check_pc9x_t($pcall, $t, 93, 1) || return;
 
-	my $to = $_[3];
-	my $from = $_[4];
-	my $via = $_[5];
+	my $to = uc $_[3];
+	my $from = uc $_[4];
+	my $via = uc $_[5];
 	my $text = $_[6];
-	my $onode = $_[7];
+	my $onode = uc $_[7];
 	$onode = $pcall if @_ <= 8;
 
+	# this is catch loops caused by bad software ...
+	if (eph_dup("PC93|$from|$text|$onode", $pc10_dupe_age)) {
+		return;
+	}
+
 	# will we allow it at all?
 	if ($censorpc) {
 		my @bad;
@@ -1712,11 +1742,6 @@ sub handle_93
 		}
 	}
 
-	# this is catch loops caused by bad software ...
-	if (eph_dup("PC93|$from|$text|$onode")) {
-		return;
-	}
-
 	# if this is a 'bad spotter' user then ignore it
 	my $nossid = $from;
 	$nossid =~ s/-\d+$//;
@@ -1725,42 +1750,50 @@ sub handle_93
 		return;
 	}
 
-	if (is_callsign($to)) {
+	# if it is routeable then then treat it like a talk
+	my $ref = Route::get($to);
+	if ($ref) {
 		# local talks
 		my $dxchan;
 		$dxchan = DXChannel::get($main::myalias) if $to eq $main::mycall;
 		$dxchan = DXChannel::get($to) unless $dxchan;
-		if ($dxchan && $dxchan->is_user) {
-			$dxchan->talk($from, $to, $via, $text, $onode);
-			return;
+		# check it...
+		if ($dxchan) {
+			if (ref $dxchan && $dxchan->isa('DXChannel')) {
+				if ($dxchan->is_user) {
+					$dxchan->talk($from, $to, $via, $text, $onode);
+					return;
+				}
+			} else {
+				dbg("ERROR: $to -> $dxchan is not a DXChannel! (local talk)");
+			}
 		}
 
 		# convert to PC10 talks where appropriate
-		my $ref = Route::get($to);
-		if ($ref) {
-			# just go for the "best" one for now (rather than broadcast)
-			$dxchan = $ref->dxchan;
-#			my @dxchan = $ref->alldxchan;
-#			for $dxchan (@dxchan) {
-				if ($dxchan->{do_pc9x}) {
-					$dxchan->send($line);
-				} else {
-					$dxchan->talk($from, $to, $via, $text, $onode);
-				}
-#			}
-			return;
+		# just go for the "best" one for now (rather than broadcast)
+		$dxchan = $ref->dxchan;
+
+		# check it...
+		if (ref $dxchan && $dxchan->isa('DXChannel')) {
+			if ($dxchan->{do_pc9x}) {
+				$dxchan->send($line);
+			} else {
+				$dxchan->talk($from, $to, $via, $text, $onode);
+			}
+		} else {
+			dbg("ERROR: $to -> $dxchan is not a DXChannel! (convert to pc10)");
 		}
+		return;
 
-		# otherwise, drop through and allow it to be broadcast
-	} elsif ($to eq '*' || uc $to eq 'SYSOP' || uc $to eq 'WX') {
+	} elsif ($to eq '*' || $to eq 'SYSOP' || $to eq 'WX') {
 		# announces
-		my $sysop = uc $to eq 'SYSOP' ? '*' : ' ';
-		my $wx = uc $to eq 'WX' ? '1' : '0';
+		my $sysop = $to eq 'SYSOP' ? '*' : ' ';
+		my $wx = $to eq 'WX' ? '1' : '0';
 		my $local = $via eq 'LOCAL' ? '*' : $via;
 
-		$self->send_announce(1, pc12($from, $text, $local, $via, $sysop, $wx, $pcall), $from, $local, $text, $sysop, $pcall, $wx, $via eq 'LOCAL' ? $via : undef);
+		$self->send_announce(1, pc12($from, $text, $local, $sysop, $wx, $pcall), $from, $local, $text, $sysop, $pcall, $wx, $via eq 'LOCAL' ? $via : undef);
 		return if $via eq 'LOCAL';
-	} else {
+	} elsif (!is_callsign($to) && $text =~ /^#\d+ /) {
 		# chat messages to non-pc9x nodes
 		$self->send_chat(1, pc12($from, $text, undef, $to, undef, $pcall), $from, '*', $text, $to, $pcall, '0');
 	}