3 # This module impliments the protocal mode for a dx cluster
5 # Copyright (c) 1998 Dirk Koopman G1TLH
31 use Time::HiRes qw(gettimeofday tv_interval);
38 use vars qw($me $pc11_max_age $pc23_max_age
39 $last_hour %pings %rcmds
40 %nodehops $baddx $badspotter $badnode $censorpc
41 $allowzero $decode_dk0wcy $send_opernam @checklist);
43 $me = undef; # the channel id for this cluster
44 $pc11_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc11
45 $pc23_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc23
47 $last_hour = time; # last time I did an hourly periodic update
48 %pings = (); # outstanding ping requests outbound
49 %rcmds = (); # outstanding rcmd requests outbound
50 %nodehops = (); # node specific hop control
51 $censorpc = 1; # Do a BadWords::check on text fields and reject things
52 # loads of 'bad things'
53 $baddx = new DXHash "baddx";
54 $badspotter = new DXHash "badspotter";
55 $badnode = new DXHash "badnode";
59 [ qw(c c m bp bc c) ], # pc10
60 [ qw(f m d t m c c h) ], # pc11
61 [ qw(c bc m bp bm p h) ], # pc12
65 undef , # pc16 has to be validated manually
68 undef , # pc19 has to be validated manually
69 undef , # pc20 no validation
71 undef , # pc22 no validation
72 [ qw(d n n n n m c c h) ], # pc23
74 [ qw(c c n n) ], # pc25
75 [ qw(f m d t m c c bc) ], # pc26
76 [ qw(d n n n n m c c bc) ], # pc27
77 [ qw(c c m c d t p m bp n p bp bc) ], # pc28
78 [ qw(c c n m) ], # pc29
86 [ qw(c c n m) ], # pc37
87 undef, # pc38 not interested
89 [ qw(c c m p n) ], # pc40
90 [ qw(c n m h) ], # pc41
92 undef, # pc43 don't handle it
93 [ qw(c c n m m c) ], # pc44
94 [ qw(c c n m) ], # pc45
100 [ qw(c c n) ], # pc51
122 [ qw(d n n n n n n m m m c c h) ], # pc73
133 [ qw(c c c m) ], # pc84
134 [ qw(c c c m) ], # pc85
137 # use the entry in the check list to check the field list presented
138 # return OK if line NOT in check list (for now)
143 return 0 if $n < 0 || $n > @checklist;
144 my $ref = $checklist[$n];
145 return 0 unless ref $ref;
148 shift; # not interested in the first field
149 for ($i = 0; $i < @$ref; $i++) {
150 my ($blank, $act) = $$ref[$i] =~ /^(b?)(\w)$/;
151 return 0 unless $act;
152 next if $blank && $_[$i] =~ /^[ \*]$/;
154 return $i+1 unless is_callsign($_[$i]);
155 } elsif ($act eq 'm') {
156 return $i+1 unless is_pctext($_[$i]);
157 } elsif ($act eq 'p') {
158 return $i+1 unless is_pcflag($_[$i]);
159 } elsif ($act eq 'f') {
160 return $i+1 unless is_freq($_[$i]);
161 } elsif ($act eq 'n') {
162 return $i+1 unless $_[$i] =~ /^[\d ]+$/;
163 } elsif ($act eq 'h') {
164 return $i+1 unless $_[$i] =~ /^H\d\d?$/;
165 } elsif ($act eq 'd') {
166 return $i+1 unless $_[$i] =~ /^\s*\d+-\w\w\w-[12][90]\d\d$/;
167 } elsif ($act eq 't') {
168 return $i+1 unless $_[$i] =~ /^[012]\d[012345]\dZ$/;
176 my $user = DXUser->get($main::mycall);
177 $DXProt::myprot_version += $main::version*100;
178 $me = DXProt->new($main::mycall, 0, $user);
180 $me->{state} = "indifferent";
181 do "$main::data/hop_table.pl" if -e "$main::data/hop_table.pl";
183 $me->{sort} = 'S'; # S for spider
185 # $Route::Node::me->adddxchan($me);
189 # obtain a new connection this is derived from dxchannel
194 my $self = DXChannel::alloc(@_);
198 # this is how a pc connection starts (for an incoming connection)
199 # issue a PC38 followed by a PC18, then wait for a PC20 (remembering
200 # all the crap that comes between).
203 my ($self, $line, $sort) = @_;
204 my $call = $self->{call};
205 my $user = $self->{user};
207 # remember type of connection
208 $self->{consort} = $line;
209 $self->{outbound} = $sort eq 'O';
210 $self->{priv} = $user->priv || 1; # other clusters can always be 'normal' users
211 $self->{lang} = $user->lang || 'en';
212 $self->{isolate} = $user->{isolate};
213 $self->{consort} = $line; # save the connection type
216 # get the output filters
217 $self->{spotsfilter} = Filter::read_in('spots', $call, 0) || Filter::read_in('spots', 'node_default', 0);
218 $self->{wwvfilter} = Filter::read_in('wwv', $call, 0) || Filter::read_in('wwv', 'node_default', 0);
219 $self->{wcyfilter} = Filter::read_in('wcy', $call, 0) || Filter::read_in('wcy', 'node_default', 0);
220 $self->{annfilter} = Filter::read_in('ann', $call, 0) || Filter::read_in('ann', 'node_default', 0) ;
223 # get the INPUT filters (these only pertain to Clusters)
224 $self->{inspotsfilter} = Filter::read_in('spots', $call, 1) || Filter::read_in('spots', 'node_default', 1);
225 $self->{inwwvfilter} = Filter::read_in('wwv', $call, 1) || Filter::read_in('wwv', 'node_default', 1);
226 $self->{inwcyfilter} = Filter::read_in('wcy', $call, 1) || Filter::read_in('wcy', 'node_default', 1);
227 $self->{inannfilter} = Filter::read_in('ann', $call, 1) || Filter::read_in('ann', 'node_default', 1);
229 # set unbuffered and no echo
230 $self->send_now('B',"0");
231 $self->send_now('E',"0");
233 # ping neighbour node stuff
234 my $ping = $user->pingint;
235 $ping = 5*60 unless defined $ping;
236 $self->{pingint} = $ping;
237 $self->{nopings} = $user->nopings || 2;
238 $self->{pingtime} = [ ];
239 $self->{pingave} = 0;
241 # send initialisation string
242 unless ($self->{outbound}) {
244 $self->{lastping} = $main::systime;
246 $self->{lastping} = $main::systime + ($self->pingint / 2);
248 $self->state('init');
249 $self->{pc50_t} = $main::systime;
251 # send info to all logged in thingies
252 $self->tell_login('loginn');
254 $main::routeroot->add($call);
255 Log('DXProt', "$call connected");
259 # This is the normal pcxx despatcher
263 my ($self, $line) = @_;
264 my @field = split /\^/, $line;
265 return unless @field;
267 pop @field if $field[-1] eq '~';
269 # print join(',', @field), "\n";
271 # ignore any lines that don't start with PC
272 return if !$field[0] =~ /^PC/;
275 my ($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
277 return if $pcno < 10 || $pcno > 99;
279 # check for and dump bad protocol messages
280 my $n = check($pcno, @field);
282 dbg('chan', "PCPROT: bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")");
289 $pcr = Local::pcprot($self, $pcno, @field);
291 # dbg('local', "Local::pcprot error $@") if $@;
295 if ($pcno == 10) { # incoming talk
297 # will we allow it at all?
300 if (@bad = BadWords::check($field[3])) {
301 dbg('chan', "PCPROT: Bad words: @bad, dropped" );
306 # is it for me or one of mine?
307 my ($to, $via, $call, $dxchan);
308 if ($field[5] gt ' ') {
309 $call = $via = $field[2];
312 $call = $to = $field[2];
314 $dxchan = DXChannel->get($call);
315 if ($dxchan && $dxchan->is_user) {
316 $field[3] =~ s/\%5E/^/g;
317 $dxchan->talk($field[1], $to, $via, $field[3]);
319 $self->route($field[2], $line); # relay it on its way
324 if ($pcno == 11 || $pcno == 26) { # dx spot
326 # route 'foreign' pc26s
328 if ($field[7] ne $main::mycall) {
329 $self->route($field[7], $line);
334 # if this is a 'nodx' node then ignore it
335 if ($badnode->in($field[7])) {
336 dbg('chan', "PCPROT: Bad Node, dropped");
340 # if this is a 'bad spotter' user then ignore it
341 if ($badspotter->in($field[6])) {
342 dbg('chan', "PCPROT: Bad Spotter, dropped");
346 # convert the date to a unix date
347 my $d = cltounix($field[3], $field[4]);
348 # bang out (and don't pass on) if date is invalid or the spot is too old (or too young)
349 if (!$d || ($pcno == 11 && ($d < $main::systime - $pc11_max_age || $d > $main::systime + 900))) {
350 dbg('chan', "PCPROT: Spot ignored, invalid date or out of range ($field[3] $field[4])\n");
355 if ($baddx->in($field[2])) {
356 dbg('chan', "PCPROT: Bad DX spot, ignored");
361 $field[5] =~ s/^\s+//; # take any leading blanks off
362 $field[2] = unpad($field[2]); # take off leading and trailing blanks from spotted callsign
363 if ($field[2] =~ /BUST\w*$/) {
364 dbg('chan', "PCPROT: useless 'BUSTED' spot");
367 if (Spot::dup($field[1], $field[2], $d, $field[5])) {
368 dbg('chan', "PCPROT: Duplicate Spot ignored\n");
373 if (@bad = BadWords::check($field[5])) {
374 dbg('chan', "PCPROT: Bad words: @bad, dropped" );
379 my @spot = Spot::prepare($field[1], $field[2], $d, $field[5], $field[6], $field[7]);
380 # global spot filtering on INPUT
381 if ($self->{inspotsfilter}) {
382 my ($filter, $hops) = $self->{inspotsfilter}->it(@spot);
384 dbg('chan', "PCPROT: Rejected by filter");
393 # @spot at this point contains:-
394 # freq, spotted call, time, text, spotter, spotted cc, spotters cc, orig node
395 # then spotted itu, spotted cq, spotters itu, spotters cq
396 # you should be able to route on any of these
399 # fix up qra locators of known users
400 my $user = DXUser->get_current($spot[4]);
402 my $qra = $user->qra;
403 unless ($qra && DXBearing::is_qra($qra)) {
404 my $lat = $user->lat;
405 my $long = $user->long;
406 if (defined $lat && defined $long) {
407 $user->qra(DXBearing::lltoqra($lat, $long));
412 # send a remote command to a distant cluster if it is visible and there is no
413 # qra locator and we havn't done it for a month.
415 unless ($user->qra) {
417 my $to = $user->homenode;
418 my $last = $user->lastoper || 0;
419 if ($send_opernam && $main::systime > $last + $DXUser::lastoperinterval && $to && ($node = DXCluster->get_exact($to)) ) {
420 my $cmd = "forward/opernam $spot[4]";
421 # send the rcmd but we aren't interested in the replies...
422 if ($node && $node->dxchan && $node->dxchan->is_clx) {
423 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
425 route(undef, $to, pc34($main::mycall, $to, $cmd));
427 if ($to ne $field[7]) {
429 $node = DXCluster->get_exact($to);
430 if ($node && $node->dxchan && $node->dxchan->is_clx) {
431 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
433 route(undef, $to, pc34($main::mycall, $to, $cmd));
436 $user->lastoper($main::systime);
445 $r = Local::spot($self, @spot);
447 # dbg('local', "Local::spot1 error $@") if $@;
450 # DON'T be silly and send on PC26s!
451 return if $pcno == 26;
453 # send out the filtered spots
454 send_dx_spot($self, $line, @spot) if @spot;
458 if ($pcno == 12) { # announces
459 # announce duplicate checking
460 $field[3] =~ s/^\s+//; # remove leading blanks
461 if (AnnTalk::dup($field[1], $field[2], $field[3])) {
462 dbg('chan', "PCPROT: Duplicate Announce ignored");
468 if (@bad = BadWords::check($field[3])) {
469 dbg('chan', "PCPROT: Bad words: @bad, dropped" );
474 if ($field[2] eq '*' || $field[2] eq $main::mycall) {
476 # global ann filtering on INPUT
477 if ($self->{inannfilter}) {
478 my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
479 my @dxcc = Prefix::extract($field[1]);
481 $ann_dxcc = $dxcc[1]->dxcc;
482 $ann_itu = $dxcc[1]->itu;
483 $ann_cq = $dxcc[1]->cq();
485 @dxcc = Prefix::extract($field[5]);
487 $org_dxcc = $dxcc[1]->dxcc;
488 $org_itu = $dxcc[1]->itu;
489 $org_cq = $dxcc[1]->cq();
491 my ($filter, $hops) = $self->{inannfilter}->it(@field[1..6], $self->{call},
492 $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
494 dbg('chan', "PCPROT: Rejected by filter");
500 $self->send_announce($line, @field[1..6]);
502 $self->route($field[2], $line);
518 if ($pcno == 16) { # add a user
522 if ($field[1] eq $main::mycall || $field[2] eq $main::mycall) {
523 dbg('chan', "PCPROT: trying to alter config on this node from outside!");
526 if ($field[2] eq $main::myalias && DXChannel->get($field[1])) {
527 dbg('chan', "PCPROT: trying to connect sysop from outside!");
530 if (($dxchan = DXChannel->get($field[1])) && $dxchan != $self) {
531 dbg('chan', "PCPROT: $field[1] connected locally");
535 my $node = DXCluster->get_exact($field[1]);
537 dbg('chan', "PCPROT: Node $field[1] not in config");
540 my $pref = Route::Node::get($field[1]);
542 dbg('chan', "PCPROT: Route::Node $field[1] not in config");
546 unless ($node->isa('DXNode')) {
547 dbg('chan', "PCPROT: $field[1] is not a node");
550 if ($node->dxchan != $self) {
551 dbg('chan', "PCPROT: $field[1] came in on wrong channel");
556 for ($i = 2; $i < $#field; $i++) {
557 my ($call, $confmode, $here) = $field[$i] =~ /^(\S+) (\S) (\d)/o;
558 next unless $call && $confmode && defined $here && is_callsign($call);
559 $confmode = $confmode eq '*';
561 push @rout, $pref->add_user($call, Route::here($here)|Route::conf($confmode));
564 my $ref = DXCluster->get_exact($call);
566 if ($ref->isa('DXNode')) {
567 dbg('chan', "PCPROT: $call is a node");
570 my $rcall = $ref->mynode->call;
571 dbg('chan', "PCPROT: already have $call on $rcall");
575 DXNodeuser->new($self, $node, $call, $confmode, $here);
577 # add this station to the user database, if required
578 $call =~ s/-\d+$//o; # remove ssid for users
579 my $user = DXUser->get_current($call);
580 $user = DXUser->new($call) if !$user;
581 $user->homenode($node->call) if !$user->homenode;
582 $user->node($node->call);
583 $user->lastin($main::systime) unless DXChannel->get($call);
588 dbg('route', "B/C PC16 on $field[1] for: " . join(',', map{$_->call} @rout)) if @rout;
590 # all these 'wrong' is just while we are swopping over to the Route stuff
593 # queue up any messages (look for privates only)
594 DXMsg::queue_msg(1) if $self->state eq 'normal';
595 # broadcast_route($line, $self, $field[1]);
600 if ($pcno == 17) { # remove a user
602 if ($field[1] eq $main::mycall || $field[2] eq $main::mycall) {
603 dbg('chan', "PCPROT: trying to alter config on this node from outside!");
606 if ($field[1] eq $main::myalias && DXChannel->get($field[1])) {
607 dbg('chan', "PCPROT: trying to disconnect sysop from outside!");
610 if ($dxchan = DXChannel->get($field[1])) {
611 dbg('chan', "PCPROT: $field[1] connected locally");
615 my $pref = Route::Node::get($field[2]);
617 dbg('chan', "PCPROT: Route::Node $field[2] not in config");
620 $pref->del_user($field[1]);
621 dbg('route', "B/C PC17 on $field[2] for: $field[1]");
623 my $node = DXCluster->get_exact($field[2]);
625 dbg('chan', "PCPROT: Node $field[2] not in config");
628 unless ($node->isa('DXNode')) {
629 dbg('chan', "PCPROT: $field[2] is not a node");
632 if ($node->dxchan != $self) {
633 dbg('chan', "PCPROT: $field[2] came in on wrong channel");
636 my $ref = DXCluster->get_exact($field[1]);
638 if ($ref->mynode != $node) {
639 dbg('chan', "PCPROT: $field[1] came in from wrong node $field[2]");
644 dbg('chan', "PCPROT: $field[1] not known" );
647 # broadcast_route($line, $self, $field[2]);
652 if ($pcno == 18) { # link request
653 $self->state('init');
655 # first clear out any nodes on this dxchannel
656 my @gonenodes = map { $_->dxchan == $self ? $_ : () } DXNode::get_all();
657 foreach my $node (@gonenodes) {
658 next if $node->dxchan == $DXProt::me;
659 broadcast_ak1a(pc21($node->call, 'Gone, re-init') , $self) unless $self->{isolate};
662 $self->send_local_config();
664 return; # we don't pass these on
667 if ($pcno == 19) { # incoming cluster list
669 my $newline = "PC19^";
673 my $pref = Route::Node::get($self->{call});
676 for ($i = 1; $i < $#field-1; $i += 4) {
677 my $here = $field[$i];
678 my $call = uc $field[$i+1];
679 my $confmode = $field[$i+2];
680 my $ver = $field[$i+3];
681 next unless defined $here && defined $confmode && is_callsign($call);
682 # check for sane parameters
683 $ver = 5000 if $ver eq '0000';
684 next if $ver < 5000; # only works with version 5 software
685 next if length $call < 3; # min 3 letter callsigns
688 # now check the call over
689 my $node = DXCluster->get_exact($call);
692 if ((my $dxchan = DXChannel->get($call)) && $dxchan != $self) {
693 dbg('chan', "PCPROT: $call connected locally");
695 if ($node->dxchan != $self) {
696 dbg('chan', "PCPROT: $call come in on wrong channel");
701 if ($call eq $pref->call && !$pref->version) {
702 $pref->version($ver);
703 $pref->flags(Route::here($here)|Route::conf($confmode));
705 my $r = $pref->add($call, $ver, Route::here($here)|Route::conf($confmode));
706 push @rout, $r if $r;
709 my $rcall = $node->mynode->call;
710 dbg('chan', "PCPROT: already have $call on $rcall");
715 if ($call eq $pref->call && !$pref->version) {
716 $pref->version($ver);
717 $pref->flags(Route::here($here)|Route::conf($confmode));
719 my $r = $pref->add($call, $ver, Route::here($here)|Route::conf($confmode));
720 push @rout, $r if $r;
723 # add it to the nodes table and outgoing line
724 $newline .= "$here^$call^$confmode^$ver^";
725 DXNode->new($self, $call, $confmode, $here, $ver);
727 # unbusy and stop and outgoing mail (ie if somehow we receive another PC19 without a disconnect)
728 my $mref = DXMsg::get_busy($call);
729 $mref->stop_msg($call) if $mref;
731 # add this station to the user database, if required (don't remove SSID from nodes)
732 my $user = DXUser->get_current($call);
734 $user = DXUser->new($call);
736 $user->priv(1); # I have relented and defaulted nodes
737 $self->{priv} = 1; # to user RCMDs allowed
738 $user->homenode($call);
741 $user->lastin($main::systime) unless DXChannel->get($call);
745 dbg('route', "B/C PC19 for: " . join(',', map{$_->call} @rout)) if @rout;
747 return if $newline eq "PC19^";
750 $newline .= get_hops(19) . "^";
755 if ($pcno == 20) { # send local configuration
756 $self->send_local_config();
758 $self->state('normal');
762 if ($pcno == 21) { # delete a cluster from the list
763 my $call = uc $field[1];
765 my $pref = Route::Node::get($call);
767 if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
768 if ($call eq $self->{call}) {
769 dbg('chan', "PCPROT: Trying to disconnect myself with PC21");
772 if (my $dxchan = DXChannel->get($call)) {
773 dbg('chan', "PCPROT: $call connected locally");
779 push @rout, $pref->del_node($call);
781 dbg('chan', "PCPROT: Route::Node $call not in config");
784 my $node = DXCluster->get_exact($call);
786 unless ($node->isa('DXNode')) {
787 dbg('chan', "PCPROT: $call is not a node");
790 if ($node->dxchan != $self) {
791 dbg('chan', "PCPROT: $call come in on wrong channel");
796 dbg('chan', "PCPROT: $call not in table, dropped");
800 dbg('chan', "PCPROT: I WILL _NOT_ be disconnected!");
803 dbg('route', "B/C PC21 for: " . join(',', (map{$_->call} @rout))) if @rout;
805 # broadcast_route($line, $self, $call);
811 $self->state('normal');
815 if ($pcno == 23 || $pcno == 27) { # WWV info
817 # route 'foreign' pc27s
819 if ($field[8] ne $main::mycall) {
820 $self->route($field[8], $line);
826 my $d = cltounix($field[1], sprintf("%02d18Z", $field[2]));
827 my $sfi = unpad($field[3]);
828 my $k = unpad($field[4]);
829 my $i = unpad($field[5]);
830 my ($r) = $field[6] =~ /R=(\d+)/;
832 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
833 dbg('chan', "PCPROT: WWV Date ($field[1] $field[2]) out of range");
836 if (Geomag::dup($d,$sfi,$k,$i,$field[6])) {
837 dbg('chan', "PCPROT: Dup WWV Spot ignored\n");
840 $field[7] =~ s/-\d+$//o; # remove spotter's ssid
842 my $wwv = Geomag::update($d, $field[2], $sfi, $k, $i, @field[6..8], $r);
846 $rep = Local::wwv($self, $field[1], $field[2], $sfi, $k, $i, @field[6..8], $r);
848 # dbg('local', "Local::wwv2 error $@") if $@;
851 # DON'T be silly and send on PC27s!
852 return if $pcno == 27;
854 # broadcast to the eager world
855 send_wwv_spot($self, $line, $d, $field[2], $sfi, $k, $i, @field[6..8]);
859 if ($pcno == 24) { # set here status
860 my $call = uc $field[1];
861 my $ref = DXCluster->get_exact($call);
862 $ref->here($field[2]) if $ref;
866 if ($pcno == 25) { # merge request
867 if ($field[1] ne $main::mycall) {
868 $self->route($field[1], $line);
871 if ($field[2] eq $main::mycall) {
872 dbg('chan', "PCPROT: Trying to merge to myself, ignored");
876 Log('DXProt', "Merge request for $field[3] spots and $field[4] WWV from $field[1]");
880 my @in = reverse Spot::search(1, undef, undef, 0, $field[3]);
883 $self->send(pc26(@{$in}[0..4], $field[2]));
889 my @in = reverse Geomag::search(0, $field[4], time, 1);
892 $self->send(pc27(@{$in}[0..5], $field[2]));
898 if (($pcno >= 28 && $pcno <= 33) || $pcno == 40 || $pcno == 42 || $pcno == 49) { # mail/file handling
899 if ($pcno == 49 || $field[1] eq $main::mycall) {
900 DXMsg::process($self, $line);
902 $self->route($field[1], $line) unless $self->is_clx;
907 if ($pcno == 34 || $pcno == 36) { # remote commands (incoming)
908 if ($field[1] eq $main::mycall) {
909 my $ref = DXUser->get_current($field[2]);
910 my $cref = DXCluster->get($field[2]);
911 Log('rcmd', 'in', $ref->{priv}, $field[2], $field[3]);
912 unless (!$cref || !$ref || $cref->mynode->call ne $ref->homenode) { # not allowed to relay RCMDS!
913 if ($ref->{priv}) { # you have to have SOME privilege, the commands have further filtering
914 $self->{remotecmd} = 1; # for the benefit of any command that needs to know
915 my $oldpriv = $self->{priv};
916 $self->{priv} = $ref->{priv}; # assume the user's privilege level
917 my @in = (DXCommandmode::run_cmd($self, $field[3]));
918 $self->{priv} = $oldpriv;
921 $self->send(pc35($main::mycall, $field[2], "$main::mycall:$_"));
922 Log('rcmd', 'out', $field[2], $_);
924 delete $self->{remotecmd};
926 $self->send(pc35($main::mycall, $field[2], "$main::mycall:sorry...!"));
929 $self->send(pc35($main::mycall, $field[2], "$main::mycall:your attempt is logged, Tut tut tut...!"));
932 my $ref = DXUser->get_current($field[1]);
933 if ($ref && $ref->is_clx) {
934 $self->route($field[1], pc84($field[2], $field[1], $field[2], $field[3]));
936 $self->route($field[1], $line);
942 if ($pcno == 35) { # remote command replies
943 if ($field[1] eq $main::mycall) {
944 my $s = $rcmds{$field[2]};
946 my $dxchan = DXChannel->get($s->{call});
947 $dxchan->send($field[3]) if $dxchan;
948 delete $rcmds{$field[2]} if !$dxchan;
950 # send unsolicited ones to the sysop
951 my $dxchan = DXChannel->get($main::myalias);
952 $dxchan->send($field[3]) if $dxchan;
955 my $ref = DXUser->get_current($field[1]);
956 if ($ref && $ref->is_clx) {
957 $self->route($field[1], pc85($field[2], $field[1], $field[2], $field[3]));
959 $self->route($field[1], $line);
965 # for pc 37 see 44 onwards
967 if ($pcno == 38) { # node connected list from neighbour
971 if ($pcno == 39) { # incoming disconnect
972 if ($field[1] eq $self->{call}) {
973 $self->disconnect(1);
975 dbg('chan', "PCPROT: came in on wrong channel");
980 if ($pcno == 41) { # user info
981 # add this station to the user database, if required
982 my $user = DXUser->get_current($field[1]);
983 $user = DXUser->new($field[1]) if !$user;
985 if ($field[2] == 1) {
986 $user->name($field[3]);
987 } elsif ($field[2] == 2) {
988 $user->qth($field[3]);
989 } elsif ($field[2] == 3) {
990 my ($lat, $long) = DXBearing::stoll($field[3]);
993 $user->qra(DXBearing::lltoqra($lat, $long)) unless $user->qra && DXBearing::is_qra($user->qra);
994 } elsif ($field[2] == 4) {
995 $user->homenode($field[3]);
997 $user->lastoper($main::systime); # to cut down on excessive for/opers being generated
1004 if ($pcno == 37 || $pcno == 44 || $pcno == 45 || $pcno == 46 || $pcno == 47 || $pcno == 48) {
1005 DXDb::process($self, $line);
1009 if ($pcno == 50) { # keep alive/user list
1010 my $node = DXCluster->get_exact($field[1]);
1012 return unless $node->isa('DXNode');
1013 return unless $node->dxchan == $self;
1014 $node->update_users($field[2]);
1019 if ($pcno == 51) { # incoming ping requests/answers
1022 if ($field[1] eq $main::mycall) {
1023 my $flag = $field[3];
1025 $self->send(pc51($field[2], $field[1], '0'));
1027 # it's a reply, look in the ping list for this one
1028 my $ref = $pings{$field[2]};
1030 my $tochan = DXChannel->get($field[2]);
1032 my $r = shift @$ref;
1033 my $dxchan = DXChannel->get($r->{call});
1034 next unless $dxchan;
1035 my $t = tv_interval($r->{t}, [ gettimeofday ]);
1036 if ($dxchan->is_user) {
1037 my $s = sprintf "%.2f", $t;
1038 my $ave = sprintf "%.2f", $tochan ? ($tochan->{pingave} || $t) : $t;
1039 $dxchan->send($dxchan->msg('pingi', $field[2], $s, $ave))
1040 } elsif ($dxchan->is_node) {
1042 $tochan->{nopings} = $tochan->user->nopings || 2; # pump up the timer
1043 push @{$tochan->{pingtime}}, $t;
1044 shift @{$tochan->{pingtime}} if @{$tochan->{pingtime}} > 6;
1046 for (@{$tochan->{pingtime}}) {
1049 $tochan->{pingave} = $st / @{$tochan->{pingtime}};
1056 # route down an appropriate thingy
1057 $self->route($field[1], $line);
1062 if ($pcno == 75) { # dunno but route it
1063 if ($field[1] ne $main::mycall) {
1064 $self->route($field[1], $line);
1069 if ($pcno == 73) { # WCY broadcasts
1072 my $d = cltounix($field[1], sprintf("%02d18Z", $field[2]));
1073 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
1074 dbg('chan', "PCPROT: WCY Date ($field[1] $field[2]) out of range");
1077 @field = map { unpad($_) } @field;
1078 if (WCY::dup($d,@field[3..7])) {
1079 dbg('chan', "PCPROT: Dup WCY Spot ignored\n");
1083 my $wcy = WCY::update($d, @field[2..12]);
1087 $rep = Local::wwv($self, @field[1..12]);
1089 # dbg('local', "Local::wcy error $@") if $@;
1092 # broadcast to the eager world
1093 send_wcy_spot($self, $line, $d, @field[2..12]);
1097 if ($pcno == 84) { # remote commands (incoming)
1098 if ($field[1] eq $main::mycall) {
1099 my $ref = DXUser->get_current($field[2]);
1100 my $cref = DXCluster->get($field[2]);
1101 Log('rcmd', 'in', $ref->{priv}, $field[2], $field[4]);
1102 unless ($field[4] =~ /rcmd/i || !$cref || !$ref || $cref->mynode->call ne $ref->homenode) { # not allowed to relay RCMDS!
1103 if ($ref->{priv}) { # you have to have SOME privilege, the commands have further filtering
1104 $self->{remotecmd} = 1; # for the benefit of any command that needs to know
1105 my $oldpriv = $self->{priv};
1106 $self->{priv} = $ref->{priv}; # assume the user's privilege level
1107 my @in = (DXCommandmode::run_cmd($self, $field[4]));
1108 $self->{priv} = $oldpriv;
1111 $self->send(pc85($main::mycall, $field[2], $field[3], "$main::mycall:$_"));
1112 Log('rcmd', 'out', $field[2], $_);
1114 delete $self->{remotecmd};
1116 $self->send(pc85($main::mycall, $field[2], $field[3], "$main::mycall:sorry...!"));
1119 $self->send(pc85($main::mycall, $field[2], $field[3],"$main::mycall:your attempt is logged, Tut tut tut...!"));
1122 my $ref = DXUser->get_current($field[1]);
1123 if ($ref && $ref->is_clx) {
1124 $self->route($field[1], $line);
1126 $self->route($field[1], pc34($field[2], $field[1], $field[4]));
1132 if ($pcno == 85) { # remote command replies
1133 if ($field[1] eq $main::mycall) {
1134 my $dxchan = DXChannel->get($field[3]);
1136 $dxchan->send($field[4]);
1138 my $s = $rcmds{$field[2]};
1140 $dxchan = DXChannel->get($s->{call});
1141 $dxchan->send($field[4]) if $dxchan;
1142 delete $rcmds{$field[2]} if !$dxchan;
1144 # send unsolicited ones to the sysop
1145 my $dxchan = DXChannel->get($main::myalias);
1146 $dxchan->send($field[4]) if $dxchan;
1150 my $ref = DXUser->get_current($field[1]);
1151 if ($ref && $ref->is_clx) {
1152 $self->route($field[1], $line);
1154 $self->route($field[1], pc35($field[2], $field[1], $field[4]));
1161 # if get here then rebroadcast the thing with its Hop count decremented (if
1162 # there is one). If it has a hop count and it decrements to zero then don't
1165 # NOTE - don't arrive here UNLESS YOU WANT this lump of protocol to be
1169 unless ($self->{isolate}) {
1170 broadcast_ak1a($line, $self); # send it to everyone but me
1175 # This is called from inside the main cluster processing loop and is used
1176 # for despatching commands that are doing some long processing job
1181 my @dxchan = DXChannel->get_all();
1184 foreach $dxchan (@dxchan) {
1185 next unless $dxchan->is_node();
1186 next if $dxchan == $me;
1188 # send a pc50 out on this channel
1189 $dxchan->{pc50_t} = $main::systime unless exists $dxchan->{pc50_t};
1190 if ($t >= $dxchan->{pc50_t} + $DXProt::pc50_interval) {
1191 $dxchan->send(pc50(scalar DXChannel::get_all_users));
1192 $dxchan->{pc50_t} = $t;
1195 # send a ping out on this channel
1196 if ($dxchan->{pingint} && $t >= $dxchan->{pingint} + $dxchan->{lastping}) {
1197 if ($dxchan->{nopings} <= 0) {
1198 $dxchan->disconnect;
1200 addping($main::mycall, $dxchan->call);
1201 $dxchan->{nopings} -= 1;
1202 $dxchan->{lastping} = $t;
1210 if ($main::systime - 3600 > $last_hour) {
1214 $last_hour = $main::systime;
1219 # finish up a pc context
1223 # some active measures
1229 my @dxchan = DXChannel::get_all_nodes();
1232 # send it if it isn't the except list and isn't isolated and still has a hop count
1233 # taking into account filtering and so on
1234 foreach $dxchan (@dxchan) {
1236 my ($filter, $hops);
1238 if ($dxchan->{routefilter}) {
1239 ($filter, $hops) = $dxchan->{routefilter}->it($self->{call}, @_);
1240 next unless $filter;
1242 next if $dxchan == $self;
1245 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1247 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1248 next unless $routeit;
1251 $dxchan->send($routeit) if $routeit;
1253 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1262 my @dxchan = DXChannel->get_all();
1265 # send it if it isn't the except list and isn't isolated and still has a hop count
1266 # taking into account filtering and so on
1267 foreach $dxchan (@dxchan) {
1269 my ($filter, $hops);
1271 if ($dxchan->{spotsfilter}) {
1272 ($filter, $hops) = $dxchan->{spotsfilter}->it(@_, $self->{call} );
1273 next unless $filter;
1276 if ($dxchan->is_node) {
1277 next if $dxchan == $self;
1280 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1282 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1283 next unless $routeit;
1286 $dxchan->send($routeit) if $routeit;
1288 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1290 } elsif ($dxchan->is_user && $dxchan->{dx}) {
1291 my $buf = Spot::formatb($dxchan->{user}->wantgrid, $_[0], $_[1], $_[2], $_[3], $_[4]);
1292 $buf .= "\a\a" if $dxchan->{beep};
1294 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1295 $dxchan->send($buf);
1297 $dxchan->delay($buf);
1307 my @dxchan = DXChannel->get_all();
1309 my ($wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1310 my @dxcc = Prefix::extract($_[7]);
1312 $wwv_dxcc = $dxcc[1]->dxcc;
1313 $wwv_itu = $dxcc[1]->itu;
1314 $wwv_cq = $dxcc[1]->cq;
1316 @dxcc = Prefix::extract($_[8]);
1318 $org_dxcc = $dxcc[1]->dxcc;
1319 $org_itu = $dxcc[1]->itu;
1320 $org_cq = $dxcc[1]->cq;
1323 # send it if it isn't the except list and isn't isolated and still has a hop count
1324 # taking into account filtering and so on
1325 foreach $dxchan (@dxchan) {
1327 my ($filter, $hops);
1329 if ($dxchan->{wwvfilter}) {
1330 ($filter, $hops) = $dxchan->{wwvfilter}->it(@_, $self->{call}, $wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq);
1331 next unless $filter;
1333 if ($dxchan->is_node) {
1334 next if $dxchan == $self;
1337 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1339 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1340 next unless $routeit;
1343 $dxchan->send($routeit) if $routeit;
1345 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1348 } elsif ($dxchan->is_user && $dxchan->{wwv}) {
1349 my $buf = "WWV de $_[6] <$_[1]>: SFI=$_[2], A=$_[3], K=$_[4], $_[5]";
1350 $buf .= "\a\a" if $dxchan->{beep};
1351 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1352 $dxchan->send($buf);
1354 $dxchan->delay($buf);
1364 my @dxchan = DXChannel->get_all();
1366 my ($wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1367 my @dxcc = Prefix::extract($_[11]);
1369 $wcy_dxcc = $dxcc[1]->dxcc;
1370 $wcy_itu = $dxcc[1]->itu;
1371 $wcy_cq = $dxcc[1]->cq;
1373 @dxcc = Prefix::extract($_[12]);
1375 $org_dxcc = $dxcc[1]->dxcc;
1376 $org_itu = $dxcc[1]->itu;
1377 $org_cq = $dxcc[1]->cq;
1380 # send it if it isn't the except list and isn't isolated and still has a hop count
1381 # taking into account filtering and so on
1382 foreach $dxchan (@dxchan) {
1384 my ($filter, $hops);
1386 if ($dxchan->{wcyfilter}) {
1387 ($filter, $hops) = $dxchan->{wcyfilter}->it(@_, $self->{call}, $wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq);
1388 next unless $filter;
1390 if ($dxchan->is_clx || $dxchan->is_spider || $dxchan->is_dxnet) {
1391 next if $dxchan == $self;
1394 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1396 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1397 next unless $routeit;
1400 $dxchan->send($routeit) if $routeit;
1402 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1404 } elsif ($dxchan->is_user && $dxchan->{wcy}) {
1405 my $buf = "WCY de $_[10] <$_[1]> : K=$_[4] expK=$_[5] A=$_[3] R=$_[6] SFI=$_[2] SA=$_[7] GMF=$_[8] Au=$_[9]";
1406 $buf .= "\a\a" if $dxchan->{beep};
1407 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1408 $dxchan->send($buf);
1410 $dxchan->delay($buf);
1421 my @dxchan = DXChannel->get_all();
1423 my $text = unpad($_[2]);
1427 if ($_[3] eq '*') { # sysops
1429 } elsif ($_[3] gt ' ') { # speciality list handling
1430 my ($name) = split /\./, $_[3];
1431 $target = "$name"; # put the rest in later (if bothered)
1438 $target = "ALL" if !$target;
1440 Log('ann', $target, $_[0], $text);
1442 # obtain country codes etc
1443 my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1444 my @dxcc = Prefix::extract($_[0]);
1446 $ann_dxcc = $dxcc[1]->dxcc;
1447 $ann_itu = $dxcc[1]->itu;
1448 $ann_cq = $dxcc[1]->cq;
1450 @dxcc = Prefix::extract($_[4]);
1452 $org_dxcc = $dxcc[1]->dxcc;
1453 $org_itu = $dxcc[1]->itu;
1454 $org_cq = $dxcc[1]->cq;
1457 # send it if it isn't the except list and isn't isolated and still has a hop count
1458 # taking into account filtering and so on
1459 foreach $dxchan (@dxchan) {
1461 my ($filter, $hops);
1463 if ($dxchan->{annfilter}) {
1464 ($filter, $hops) = $dxchan->{annfilter}->it(@_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
1465 next unless $filter;
1467 if ($dxchan->is_node && $_[1] ne $main::mycall) { # i.e not specifically routed to me
1468 next if $dxchan == $self;
1471 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1473 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1474 next unless $routeit;
1477 $dxchan->send($routeit) if $routeit;
1479 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1482 } elsif ($dxchan->is_user) {
1483 unless ($dxchan->{ann}) {
1484 next if $_[0] ne $main::myalias && $_[0] ne $main::mycall;
1486 next if $target eq 'SYSOP' && $dxchan->{priv} < 5;
1487 my $buf = "$to$target de $_[0]: $text";
1489 $buf .= "\a\a" if $dxchan->{beep};
1490 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1491 $dxchan->send($buf);
1493 $dxchan->delay($buf);
1499 sub send_local_config
1508 if ($self->{isolate}) {
1509 @localnodes = (DXCluster->get_exact($main::mycall));
1511 # create a list of all the nodes that are not connected to this connection
1512 # and are not themselves isolated, this to make sure that isolated nodes
1513 # don't appear outside of this node
1514 @nodes = DXNode::get_all();
1515 @nodes = grep { $_->{call} ne $main::mycall } @nodes;
1516 @nodes = grep { $_->dxchan != $self } @nodes if @nodes;
1517 @nodes = grep { !$_->dxchan->{isolate} } @nodes if @nodes;
1518 @localnodes = grep { $_->dxchan->{call} eq $_->{call} } @nodes if @nodes;
1519 unshift @localnodes, DXCluster->get_exact($main::mycall);
1520 @remotenodes = grep { $_->dxchan->{call} ne $_->{call} } @nodes if @nodes;
1523 my @s = $me->pc19(@localnodes, @remotenodes);
1525 my $routeit = adjust_hops($self, $_);
1526 $self->send($routeit) if $routeit;
1529 # get all the users connected on the above nodes and send them out
1530 foreach $n (@localnodes, @remotenodes) {
1531 my @users = values %{$n->list};
1532 my @s = pc16($n, @users);
1534 my $routeit = adjust_hops($self, $_);
1535 $self->send($routeit) if $routeit;
1541 # route a message down an appropriate interface for a callsign
1543 # is called route(to, pcline);
1547 my ($self, $call, $line) = @_;
1549 if (ref $self && $call eq $self->{call}) {
1550 dbg('chan', "PCPROT: Trying to route back to source, dropped");
1554 # always send it down the local interface if available
1555 my $dxchan = DXChannel->get($call);
1557 my $cl = DXCluster->get_exact($call);
1558 $dxchan = $cl->dxchan if $cl;
1560 if (ref $self && $dxchan eq $self) {
1561 dbg('chan', "PCPROT: Trying to route back to source, dropped");
1567 my $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1569 $dxchan->send($routeit);
1572 dbg('chan', "PCPROT: No route available, dropped");
1576 # broadcast a message to all clusters taking into account isolation
1577 # [except those mentioned after buffer]
1580 my $s = shift; # the line to be rebroadcast
1581 my @except = @_; # to all channels EXCEPT these (dxchannel refs)
1582 my @dxchan = DXChannel::get_all_nodes();
1585 # send it if it isn't the except list and isn't isolated and still has a hop count
1586 foreach $dxchan (@dxchan) {
1587 next if grep $dxchan == $_, @except;
1588 next if $dxchan == $me;
1590 my $routeit = adjust_hops($dxchan, $s); # adjust its hop count by node name
1591 $dxchan->send($routeit) unless $dxchan->{isolate} || !$routeit;
1595 # broadcast a message to all clusters ignoring isolation
1596 # [except those mentioned after buffer]
1597 sub broadcast_all_ak1a
1599 my $s = shift; # the line to be rebroadcast
1600 my @except = @_; # to all channels EXCEPT these (dxchannel refs)
1601 my @dxchan = DXChannel::get_all_nodes();
1604 # send it if it isn't the except list and isn't isolated and still has a hop count
1605 foreach $dxchan (@dxchan) {
1606 next if grep $dxchan == $_, @except;
1607 next if $dxchan == $me;
1609 my $routeit = adjust_hops($dxchan, $s); # adjust its hop count by node name
1610 $dxchan->send($routeit);
1614 # broadcast to all users
1615 # storing the spot or whatever until it is in a state to receive it
1618 my $s = shift; # the line to be rebroadcast
1619 my $sort = shift; # the type of transmission
1620 my $fref = shift; # a reference to an object to filter on
1621 my @except = @_; # to all channels EXCEPT these (dxchannel refs)
1622 my @dxchan = DXChannel::get_all_users();
1626 foreach $dxchan (@dxchan) {
1627 next if grep $dxchan == $_, @except;
1630 broadcast_list($s, $sort, $fref, @out);
1633 # broadcast to a list of users
1641 foreach $dxchan (@_) {
1643 next if $dxchan == $me;
1645 if ($sort eq 'dx') {
1646 next unless $dxchan->{dx};
1647 ($filter) = $dxchan->{spotsfilter}->it(@{$fref}) if ref $fref;
1648 next unless $filter;
1650 next if $sort eq 'ann' && !$dxchan->{ann};
1651 next if $sort eq 'wwv' && !$dxchan->{wwv};
1652 next if $sort eq 'wcy' && !$dxchan->{wcy};
1653 next if $sort eq 'wx' && !$dxchan->{wx};
1655 $s =~ s/\a//og unless $dxchan->{beep};
1657 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1667 # obtain the hops from the list for this callsign and pc no
1673 my $hops = $DXProt::hopcount{$pcno};
1674 $hops = $DXProt::def_hopcount if !$hops;
1679 # adjust the hop count on a per node basis using the user loadable
1680 # hop table if available or else decrement an existing one
1687 my $call = $self->{call};
1690 if (($hops) = $s =~ /\^H(\d+)\^~?$/o) {
1691 my ($pcno) = $s =~ /^PC(\d\d)/o;
1692 confess "$call called adjust_hops with '$s'" unless $pcno;
1693 my $ref = $nodehops{$call} if %nodehops;
1695 my $newhops = $ref->{$pcno};
1696 return "" if defined $newhops && $newhops == 0;
1697 $newhops = $ref->{default} unless $newhops;
1698 return "" if defined $newhops && $newhops == 0;
1699 $newhops = $hops if !$newhops;
1700 $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
1702 # simply decrement it
1704 return "" if !$hops;
1705 $s =~ s/\^H(\d+)(\^~?)$/\^H$hops$2/ if $hops;
1717 return $self->msg('lh1') unless -e "$main::data/hop_table.pl";
1718 do "$main::data/hop_table.pl";
1724 # add a ping request to the ping queues
1727 my ($from, $to) = @_;
1728 my $ref = $pings{$to} || [];
1731 $r->{t} = [ gettimeofday ];
1732 route(undef, $to, pc51($to, $main::mycall, 1));
1737 # add a rcmd request to the rcmd queues
1740 my ($self, $to, $cmd) = @_;
1743 $r->{call} = $self->{call};
1744 $r->{t} = $main::systime;
1748 my $ref = DXCluster->get_exact($to);
1749 if ($ref && $ref->dxchan && $ref->dxchan->is_clx) {
1750 route(undef, $to, pc84($main::mycall, $to, $self->{call}, $cmd));
1752 route(undef, $to, pc34($main::mycall, $to, $cmd));
1759 my $pc39flag = shift;
1760 my $call = $self->call;
1762 unless ($pc39flag && $pc39flag == 1) {
1763 $self->send_now("D", DXProt::pc39($main::mycall, $self->msg('disc1', "System Op")));
1767 my $pref = Route::Node::get($self->{call});
1768 my @rout = $pref->del_nodes if $pref;
1769 push @rout, $main::routeroot->del_node($call);
1770 dbg('route', "B/C PC21 (from PC39) for: " . join(',', (map{ $_->call } @rout))) if @rout;
1772 # unbusy and stop and outgoing mail
1773 my $mref = DXMsg::get_busy($call);
1774 $mref->stop_msg($call) if $mref;
1776 # create a list of all the nodes that have gone and delete them from the table
1778 foreach my $node (grep { $_->dxchancall eq $call } DXNode::get_all) {
1779 next if $node->call eq $call;
1780 next if $node->call eq $main::mycall;
1781 push @nodes, $node->call;
1785 # broadcast to all other nodes that all the nodes connected to via me are gone
1786 unless ($pc39flag && $pc39flag == 2) {
1787 unless ($self->{isolate}) {
1790 broadcast_ak1a(pc21($_, 'Gone.'), $self);
1795 # remove this node from the tables
1796 my $node = DXCluster->get_exact($call);
1797 $node->del if $node;
1799 # remove outstanding pings
1800 delete $pings{$call};
1802 # I was the last node visited
1803 $self->user->node($main::mycall);
1805 # send info to all logged in thingies
1806 $self->tell_login('logoutn');
1808 Log('DXProt', $call . " Disconnected");
1810 $self->SUPER::disconnect;
1815 # send a talk message to this thingy
1819 my ($self, $from, $to, $via, $line) = @_;
1821 $line =~ s/\^/\\5E/g; # remove any ^ characters
1822 $self->send(DXProt::pc10($from, $to, $via, $line));
1823 Log('talk', $self->call, $from, $via?$via:$main::mycall, $line);