make set/badnode and badspotter apply to announces and talks as well
[spider.git] / perl / DXProt.pm
index ee9c92f103410f54bfc3c78d20c764fc8085b71d..ba79e43e0419ffab6a528e62123ba5ae41886929 100644 (file)
@@ -42,7 +42,7 @@ $BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
 $main::build += $VERSION;
 $main::branch += $BRANCH;
 
-use vars qw($pc11_max_age $pc23_max_age $last_pc50
+use vars qw($pc11_max_age $pc23_max_age $last_pc50 $eph_restime $eph_info_restime $eph_pc34_restime
                        $last_hour $last10 %eph  %pings %rcmds $ann_to_talk
                        %nodehops $baddx $badspotter $badnode $censorpc $rspfcheck
                        $allowzero $decode_dk0wcy $send_opernam @checklist);
@@ -62,6 +62,9 @@ $badnode = new DXHash "badnode";
 $last10 = $last_pc50 = time;
 $ann_to_talk = 1;
 $rspfcheck = 1;
+$eph_restime = 180;
+$eph_info_restime = 60*60;
+$eph_pc34_restime = 30;
 
 @checklist = 
 (
@@ -208,7 +211,7 @@ sub new
        # add this node to the table, the values get filled in later
        my $pkg = shift;
        my $call = shift;
-       $main::routeroot->add($call, '0000', Route::here(1)) if $call ne $main::mycall;
+       $main::routeroot->add($call, '5000', Route::here(1)) if $call ne $main::mycall;
 
        return $self;
 }
@@ -346,6 +349,18 @@ sub normal
                                $to = $field[2];
                        }
 
+                       # if this is a 'nodx' node then ignore it
+                       if ($badnode->in($field[6]) || ($via && $badnode->in($via))) {
+                               dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
+                               return;
+                       }
+
+                       # if this is a 'bad spotter' user then ignore it
+                       if ($badspotter->in($from)) {
+                               dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
+                               return;
+                       }
+
                        # if we are converting announces to talk is it a dup?
                        if ($ann_to_talk) {
                                if (AnnTalk::is_talk_candidate($from, $field[3]) && AnnTalk::dup($from, $to, $field[3])) {
@@ -396,7 +411,7 @@ sub normal
                        }
                        
                        # rsfp check
-                       return if $rspfcheck and !$self->rspfcheck(1, $field[7], $field[6]);
+#                      return if $rspfcheck and !$self->rspfcheck(1, $field[7], $field[6]);
 
                        # if this is a 'nodx' node then ignore it
                        if ($badnode->in($field[7])) {
@@ -431,10 +446,6 @@ sub normal
                                dbg("PCPROT: useless 'BUSTED' spot") if isdbg('chanerr');
                                return;
                        }
-                       if (Spot::dup($field[1], $field[2], $d, $field[5])) {
-                               dbg("PCPROT: Duplicate Spot ignored\n") if isdbg('chanerr');
-                               return;
-                       }
                        if ($censorpc) {
                                my @bad;
                                if (@bad = BadWords::check($field[5])) {
@@ -443,6 +454,7 @@ sub normal
                                }
                        }
 
+
                        my @spot = Spot::prepare($field[1], $field[2], $d, $field[5], $field[6], $field[7]);
                        # global spot filtering on INPUT
                        if ($self->{inspotsfilter}) {
@@ -452,7 +464,15 @@ sub normal
                                        return;
                                }
                        }
-                       
+
+                       # this goes after the input filtering, but before the add
+                       # so that if it is input filtered, it isn't added to the dup
+                       # list. This allows it to come in from a "legitimate" source
+                       if (Spot::dup($field[1], $field[2], $d, $field[5])) {
+                               dbg("PCPROT: Duplicate Spot ignored\n") if isdbg('chanerr');
+                               return;
+                       }
+
                        # add it 
                        Spot::add(@spot);
 
@@ -528,14 +548,10 @@ sub normal
                
                if ($pcno == 12) {              # announces
 
-                       return if $rspfcheck and !$self->rspfcheck(1, $field[5], $field[1]);
+#                      return if $rspfcheck and !$self->rspfcheck(1, $field[5], $field[1]);
 
                        # announce duplicate checking
                        $field[3] =~ s/^\s+//;  # remove leading blanks
-                       if (AnnTalk::dup($field[1], $field[2], $field[3])) {
-                               dbg("PCPROT: Duplicate Announce ignored") if isdbg('chanerr');
-                               return;
-                       }
 
                        if ($censorpc) {
                                my @bad;
@@ -545,6 +561,18 @@ sub normal
                                }
                        }
 
+                       # if this is a 'nodx' node then ignore it
+                       if ($badnode->in($field[5])) {
+                               dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
+                               return;
+                       }
+
+                       # if this is a 'bad spotter' user then ignore it
+                       if ($badspotter->in($field[1])) {
+                               dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
+                               return;
+                       }
+
                        if ($field[2] eq '*' || $field[2] eq $main::mycall) {
 
 
@@ -617,7 +645,7 @@ sub normal
                                next unless $call && $conf && defined $here && is_callsign($call);
                                next if $call eq $main::mycall;
 
-                               eph_del_regex("^PC17\^$call\^$ncall");
+                               eph_del_regex("^PC17\\^$call\\^$ncall");
                                
                                $conf = $conf eq '*';
 
@@ -664,12 +692,7 @@ sub normal
                        my $ncall = $field[2];
                        my $ucall = $field[1];
 
-                       if (eph_dup($line)) {
-                               dbg("PCPROT: dup PC17 detected") if isdbg('chanerr');
-                               return;
-                       }
-
-                       eph_del_regex("^PC16.*$ncall.*$ucall");
+                       eph_del_regex("^PC16\\^$ncall.*$ucall");
                        
                        if ($ncall eq $main::mycall) {
                                dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
@@ -696,9 +719,14 @@ sub normal
                        # input filter if required
                        return unless $self->in_filter_route($parent);
                        
-                       my @rout = $parent->del_user($uref);
+                       $parent->del_user($uref);
 
-                       $self->route_pc17($parent, @rout) if @rout;
+                       if (eph_dup($line)) {
+                               dbg("PCPROT: dup PC17 detected") if isdbg('chanerr');
+                               return;
+                       }
+
+                       $self->route_pc17($parent, $uref);
                        return;
                }
                
@@ -740,14 +768,21 @@ sub normal
                                my $ver = $field[$i+3];
                                next unless defined $here && defined $conf && is_callsign($call);
 
-                               eph_del_regex("^PC(?:21\^$call|17\^[^\^]+\^$call)");
+                               eph_del_regex("^PC(?:21\\^$call|17\\^[^\\^]+\\^$call)");
                                
                                # check for sane parameters
-                               $ver = 5000 if $ver eq '0000';
+#                              $ver = 5000 if $ver eq '0000';
                                next if $ver < 5000; # only works with version 5 software
                                next if length $call < 3; # min 3 letter callsigns
                                next if $call eq $main::mycall;
 
+                               # check that this PC19 isn't trying to alter the wrong dxchan
+                               my $dxchan = DXChannel->get($call);
+                               if ($dxchan && $dxchan != $self) {
+                                       dbg("PCPROT: PC19 from $self->{call} trying to alter wrong locally connected $call, ignored!") if isdbg('chanerr');
+                                       next;
+                               }
+
                                # update it if required
                                my $r = Route::Node::get($call);
                                my $flags = Route::here($here)|Route::conf($conf);
@@ -815,13 +850,15 @@ sub normal
                if ($pcno == 21) {              # delete a cluster from the list
                        my $call = uc $field[1];
 
-                       if (eph_dup($line)) {
-                               dbg("PCPROT: dup PC21 detected") if isdbg('chanerr');
+                       eph_del_regex("^PC1[79].*$call");
+                       
+                       # if I get a PC21 from the same callsign as self then treat it
+                       # as a PC39: I have gone away
+                       if ($call eq $self->call) {
+                               $self->disconnect(1);
                                return;
                        }
 
-                       eph_del_regex("^PC1[79].*$call");
-                       
                        my @rout;
                        my $parent = Route::Node::get($self->{call});
                        unless ($parent) {
@@ -830,16 +867,11 @@ sub normal
                                return;
                        }
                        if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
-                               if ($call eq $self->{call}) {
-                                       dbg("PCPROT: Trying to disconnect myself with PC21") if isdbg('chanerr');
-                                       return;
-                               }
-
                                my $node = Route::Node::get($call);
                                if ($node) {
 
-                                       my $dxchan = $node->dxchan;
-                                       if ($dxchan && $dxchan ne $self) {
+                                       my $dxchan = DXChannel->get($call);
+                                       if ($dxchan && $dxchan != $self) {
                                                dbg("PCPROT: PC21 from $self->{call} trying to alter locally connected $call, ignored!") if isdbg('chanerr');
                                                return;
                                        }
@@ -855,6 +887,11 @@ sub normal
                                return;
                        }
 
+#                      if (eph_dup($line)) {
+#                              dbg("PCPROT: dup PC21 detected") if isdbg('chanerr');
+#                              return;
+#                      }
+
                        $self->route_pc21(@rout) if @rout;
                        return;
                }
@@ -971,11 +1008,16 @@ sub normal
                }
                
                if ($pcno == 34 || $pcno == 36) { # remote commands (incoming)
-                       $self->process_rcmd($field[1], $field[2], $field[2], $field[3]);
+                       if (eph_dup($line, $eph_pc34_restime)) {
+                               dbg("PCPROT: dupe") if isdbg('chanerr');
+                       } else {
+                               $self->process_rcmd($field[1], $field[2], $field[2], $field[3]);
+                       }
                        return;
                }
                
                if ($pcno == 35) {              # remote command replies
+                       eph_del_regex("^PC35\\^$field[2]\\^$field[1]\\^");
                        $self->process_rcmd_reply($field[1], $field[2], $field[1], $field[3]);
                        return;
                }
@@ -989,7 +1031,6 @@ sub normal
                if ($pcno == 39) {              # incoming disconnect
                        if ($field[1] eq $self->{call}) {
                                $self->disconnect(1);
-                               eph_del_regex("^PC(?:1[679]|21).*$field[1]");
                        } else {
                                dbg("PCPROT: came in on wrong channel") if isdbg('chanerr');
                        }
@@ -999,6 +1040,11 @@ sub normal
                if ($pcno == 41) {              # user info
                        my $call = $field[1];
 
+                       if (eph_dup($line, $eph_info_restime)) {
+                               dbg("PCPROT: dupe") if isdbg('chanerr');
+                               return;
+                       }
+                       
                        # input filter if required
 #                      my $ref = Route::get($call) || Route->new($call);
 #                      return unless $self->in_filter_route($ref);
@@ -1029,11 +1075,11 @@ sub normal
                        } elsif ($field[2] == 4) {
                                $user->homenode($field[3]);
                        } elsif ($field[2] == 5) {
-                               if (is_qra($field[3])) {
-                                       my ($lat, $long) = DXBearing::qratoll($field[3]);
+                               if (is_qra(uc $field[3])) {
+                                       my ($lat, $long) = DXBearing::qratoll(uc $field[3]);
                                        $user->lat($lat);
                                        $user->long($long);
-                                       $user->qra($field[3]);
+                                       $user->qra(uc $field[3]);
                                } else {
                                        dbg('PCPROT: not a valid QRA locator') if isdbg('chanerr');
                                        return;
@@ -1042,9 +1088,13 @@ sub normal
                        $user->lastoper($main::systime);   # to cut down on excessive for/opers being generated
                        $user->put;
 
+                       unless ($self->{isolate}) {
+                               DXChannel::broadcast_nodes($line, $self); # send it to everyone but me
+                       }
+
 #  perhaps this IS what we want after all
 #                      $self->route_pc41($ref, $call, $field[2], $field[3], $field[4]);
-#                      return;
+                       return;
                }
 
                if ($pcno == 43) {
@@ -1152,7 +1202,7 @@ sub normal
                                return;
                        }
                        @field = map { unpad($_) } @field;
-                       if (WCY::dup($d,@field[3..7])) {
+                       if (WCY::dup($d)) {
                                dbg("PCPROT: Dup WCY Spot ignored\n") if isdbg('chanerr');
                                return;
                        }
@@ -1161,7 +1211,7 @@ sub normal
 
                        my $rep;
                        eval {
-                               $rep = Local::wwv($self, @field[1..12]);
+                               $rep = Local::wcy($self, @field[1..12]);
                        };
                        # dbg("Local::wcy error $@") if isdbg('local') if $@;
                        return if $rep;
@@ -1451,6 +1501,11 @@ sub send_announce
                }
        }
 
+       if (AnnTalk::dup($_[0], $_[1], $_[2])) {
+               dbg("PCPROT: Duplicate Announce ignored") if isdbg('chanerr');
+               return;
+       }
+
        Log('ann', $target, $_[0], $text);
 
        # send it if it isn't the except list and isn't isolated and still has a hop count
@@ -1734,6 +1789,10 @@ sub disconnect
                $self->send_now("D", DXProt::pc39($main::mycall, $self->msg('disc1', "System Op")));
        }
 
+       # get rid of any PC16 and 19s
+       eph_del_regex("^PC16\\^$call");
+       eph_del_regex("^PC19\\^.*$call");
+
        # do routing stuff
        my $node = Route::Node::get($call);
        my @rout;
@@ -1896,12 +1955,13 @@ sub in_filter_route
 sub eph_dup
 {
        my $s = shift;
+       my $t = shift || $eph_restime;
        my $r;
 
        # chop the end off
        $s =~ s/\^H\d\d?\^?\~?$//;
        $r = 1 if exists $eph{$s};    # pump up the dup if it keeps circulating
-       $eph{$s} = $main::systime;
+       $eph{$s} = $main::systime + $t;
        return $r;
 }
 
@@ -1921,11 +1981,26 @@ sub eph_clean
        my ($key, $val);
        
        while (($key, $val) = each %eph) {
-               if ($main::systime - $val > 180) {
+               if ($main::systime >= $val) {
                        delete $eph{$key};
                }
        }
 }
 
+sub eph_list
+{
+       my ($key, $val);
+       my @out;
+
+       while (($key, $val) = each %eph) {
+               push @out, $key, $val;
+       }
+       return @out;
+}
+
+sub run_cmd
+{
+       goto &DXCommandmode::run_cmd;
+}
 1;
 __END__