use Geomag;
use WCY;
use Time::HiRes qw(gettimeofday tv_interval);
+use BadWords;
use strict;
use vars qw($me $pc11_max_age $pc23_max_age
$last_hour %pings %rcmds
- %nodehops @baddx $baddxfn
- $allowzero $decode_dk0wcy $send_opernam);
+ %nodehops @baddx $baddxfn $censorpc
+ $allowzero $decode_dk0wcy $send_opernam @checklist);
$me = undef; # the channel id for this cluster
$pc11_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc11
%rcmds = (); # outstanding rcmd requests outbound
%nodehops = (); # node specific hop control
@baddx = (); # list of illegal spotted callsigns
-
+$censorpc = 0; # Do a BadWords::check on text fields and reject things
$baddxfn = "$main::data/baddx.pl";
+@checklist =
+(
+ [ qw(c c m bp bc c) ], # pc10
+ [ qw(f m d t m c c h) ], # pc11
+ [ qw(c bc m bp bm p h) ], # pc12
+ [ qw(c h) ], #
+ [ qw(c h) ], #
+ [ qw(c m h) ], #
+ undef , # pc16 has to be validated manually
+ [ qw(c c h) ], # pc17
+ [ qw(m n) ], # pc18
+ undef , # pc19 has to be validated manually
+ undef , # pc20 no validation
+ [ qw(c m h) ], # pc21
+ undef , # pc22 no validation
+ [ qw(d n n n n m c c h) ], # pc23
+ [ qw(c p h) ], # pc24
+ [ qw(c c n n) ], # pc25
+ [ qw(f m d t m c c bc) ], # pc26
+ [ qw(d n n n n m c c bc) ], # pc27
+ [ qw(c c c m d t p m bp n p bp bc) ], # pc28
+ [ qw(c c n m) ], # pc29
+ [ qw(c c n) ], # pc30
+ [ qw(c c n) ], # pc31
+ [ qw(c c n) ], # pc32
+ [ qw(c c n) ], # pc33
+ [ qw(c c m) ], # pc34
+ [ qw(c c m) ], # pc35
+ [ qw(c c m) ], # pc36
+ [ qw(c c n m) ], # pc37
+ undef, # pc38 not interested
+ [ qw(c m) ], # pc39
+ [ qw(c c m p n) ], # pc40
+ [ qw(c n m h) ], # pc41
+ [ qw(c c n) ], # pc42
+ undef, # pc43 don't handle it
+ [ qw(c c n m m c) ], # pc44
+ [ qw(c c n m) ], # pc45
+ [ qw(c c n) ], # pc46
+ undef, # pc47
+ undef, # pc48
+ [ qw(c m h) ], # pc49
+ [ qw(c n h) ], # pc50
+ [ qw(c c n) ], # pc51
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef, # pc60
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef, # pc70
+ undef,
+ undef,
+ [ qw(d n n n n n n m m m c c h) ], # pc73
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef,
+ undef, # pc80
+ undef,
+ undef,
+ undef,
+ [ qw(c c c m) ], # pc84
+ [ qw(c c c m) ], # pc85
+);
+
+# use the entry in the check list to check the field list presented
+# return OK if line NOT in check list (for now)
+sub check
+{
+ my $n = shift;
+ $n -= 10;
+ return 0 if $n < 0 || $n > @checklist;
+ my $ref = $checklist[$n];
+ return 0 unless ref $ref;
+
+ my $i;
+ shift; # not interested in the first field
+ for ($i = 0; $i < @$ref; $i++) {
+ my ($blank, $act) = $$ref[$i] =~ /^(b?)(\w)$/;
+ return 0 unless $act;
+ next if $blank && $_[$i] =~ /^[ \*]$/;
+ if ($act eq 'c') {
+ return $i+1 unless is_callsign($_[$i]);
+ } elsif ($act eq 'm') {
+ return $i+1 unless is_pctext($_[$i]);
+ } elsif ($act eq 'p') {
+ return $i+1 unless is_pcflag($_[$i]);
+ } elsif ($act eq 'f') {
+ return $i+1 unless is_freq($_[$i]);
+ } elsif ($act eq 'n') {
+ return $i+1 unless $_[$i] =~ /^[\d ]+$/;
+ } elsif ($act eq 'h') {
+ return $i+1 unless $_[$i] =~ /^H\d\d?$/;
+ } elsif ($act eq 'd') {
+ return $i+1 unless $_[$i] =~ /^\s*\d+-\w\w\w-[12][90]\d\d$/;
+ } elsif ($act eq 't') {
+ return $i+1 unless $_[$i] =~ /^[012]\d[012345]\dZ$/;
+ }
+ }
+ return 0;
+}
+
sub init
{
my $user = DXUser->get($main::mycall);
$me->{state} = "indifferent";
do "$main::data/hop_table.pl" if -e "$main::data/hop_table.pl";
confess $@ if $@;
- # $me->{sort} = 'M'; # M for me
-
- # now prime the spot and wwv duplicates file with data
- my @today = Julian::unixtoj(time);
- for (Spot::readfile(@today), Spot::readfile(Julian::sub(@today, 1))) {
- Spot::dup(@{$_}[0..3]);
- }
- for (Geomag::readfile(time)) {
- Geomag::dup(@{$_}[1..5]);
- }
+ $me->{sort} = 'S'; # S for spider
# load the baddx file
do "$baddxfn" if -e "$baddxfn";
$self->{consort} = $line; # save the connection type
$self->{here} = 1;
+ # get the output filters
+ $self->{spotsfilter} = Filter::read_in('spots', $call, 0) || Filter::read_in('spots', 'node_default', 0);
+ $self->{wwvfilter} = Filter::read_in('wwv', $call, 0) || Filter::read_in('wwv', 'node_default', 0);
+ $self->{wcyfilter} = Filter::read_in('wcy', $call, 0) || Filter::read_in('wcy', 'node_default', 0);
+ $self->{annfilter} = Filter::read_in('ann', $call, 0) || Filter::read_in('ann', 'node_default', 0) ;
+
+
# get the INPUT filters (these only pertain to Clusters)
- $self->{inspotfilter} = Filter::read_in('spots', $call, 1);
- $self->{inwwvfilter} = Filter::read_in('wwv', $call, 1);
- $self->{inwcyfilter} = Filter::read_in('wcy', $call, 1);
- $self->{inannfilter} = Filter::read_in('ann', $call, 1);
+ $self->{inspotsfilter} = Filter::read_in('spots', $call, 1) || Filter::read_in('spots', 'node_default', 1);
+ $self->{inwwvfilter} = Filter::read_in('wwv', $call, 1) || Filter::read_in('wwv', 'node_default', 1);
+ $self->{inwcyfilter} = Filter::read_in('wcy', $call, 1) || Filter::read_in('wcy', 'node_default', 1);
+ $self->{inannfilter} = Filter::read_in('ann', $call, 1) || Filter::read_in('ann', 'node_default', 1);
# set unbuffered and no echo
$self->send_now('B',"0");
# send initialisation string
unless ($self->{outbound}) {
- $self->send(pc38()) if DXNode->get_all();
+# $self->send(pc38()) if DXNode->get_all();
$self->send(pc18());
$self->{lastping} = $main::systime;
} else {
{
my ($self, $line) = @_;
my @field = split /\^/, $line;
+ return unless @field;
+
pop @field if $field[-1] eq '~';
# print join(',', @field), "\n";
return unless $pcno;
return if $pcno < 10 || $pcno > 99;
- # dump bad protocol messages unless it is a PC29
- if ($line =~ /\%[0-9A-F][0-9A-F]/o && $pcno != 29) {
- dbg('chan', "CORRUPT protocol message - dumped");
+ # check for and dump bad protocol messages
+ my $n = check($pcno, @field);
+ if ($n) {
+ dbg('chan', "bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")");
return;
}
SWITCH: {
if ($pcno == 10) { # incoming talk
-
+
+ # will we allow it at all?
+ if ($censorpc) {
+ my @bad;
+ if (@bad = BadWords::check($field[3])) {
+ dbg('chan', "Bad words: @bad, dropped" );
+ return;
+ }
+ }
+
# is it for me or one of mine?
- my $call = ($field[5] gt ' ') ? $field[5] : $field[2];
- if ($call eq $main::mycall || grep $_ eq $call, DXChannel::get_all_user_calls()) {
-
- # yes, it is
- my $text = unpad($field[3]);
- Log('talk', $call, $field[1], $field[6], $text);
- $call = $main::myalias if $call eq $main::mycall;
- my $ref = DXChannel->get($call);
- $ref->send("$call de $field[1]: $text") if $ref && $ref->{talk};
+ my ($to, $via, $call, $dxchan);
+ if ($field[5] gt ' ') {
+ $call = $via = $field[2];
+ $to = $field[5];
+ } else {
+ $call = $to = $field[2];
+ }
+ $dxchan = DXChannel->get($call);
+ if ($dxchan && $dxchan->is_user) {
+ $field[3] =~ s/\%5E/^/g;
+ $dxchan->talk($field[1], $to, $via, $field[3]);
} else {
$self->route($field[2], $line); # relay it on its way
}
dbg('chan', "Bad DX spot, ignored");
return;
}
-
- # are any of the crucial fields invalid?
- if ($field[2] =~ /(?:^\s*$|[a-z])/ || $field[6] =~ /(?:^\s*$|[a-z])/ || $field[7] =~ /(?:^\s*$|[a-z])/) {
- dbg('chan', "Spot contains lower case callsigns or blanks, rejected");
- return;
- }
# do some de-duping
$field[5] =~ s/^\s+//; # take any leading blanks off
dbg('chan', "Duplicate Spot ignored\n");
return;
}
+ if ($censorpc) {
+ my @bad;
+ if (@bad = BadWords::check($field[5])) {
+ dbg('chan', "Bad words: @bad, dropped" );
+ return;
+ }
+ }
my @spot = Spot::add($field[1], $field[2], $d, $field[5], $field[6], $field[7]);
# announce duplicate checking
$field[3] =~ s/^\s+//; # remove leading blanks
if (AnnTalk::dup($field[1], $field[2], $field[3])) {
- dbg('chan', "Duplicate Announce ignored\n");
+ dbg('chan', "Duplicate Announce ignored");
return;
}
+
+ if ($censorpc) {
+ my @bad;
+ if (@bad = BadWords::check($field[3])) {
+ dbg('chan', "Bad words: @bad, dropped" );
+ return;
+ }
+ }
if ($field[2] eq '*' || $field[2] eq $main::mycall) {
# global ann filtering on INPUT
if ($self->{inannfilter}) {
- my ($filter, $hops) = Filter::it($self->{inannfilter}, @field[1..6], $self->{call} );
+ my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
+ my @dxcc = Prefix::extract($field[1]);
+ if (@dxcc > 0) {
+ $ann_dxcc = $dxcc[1]->dxcc;
+ $ann_itu = $dxcc[1]->itu;
+ $ann_cq = $dxcc[1]->cq();
+ }
+ @dxcc = Prefix::extract($field[5]);
+ if (@dxcc > 0) {
+ $org_dxcc = $dxcc[1]->dxcc;
+ $org_itu = $dxcc[1]->itu;
+ $org_cq = $dxcc[1]->cq();
+ }
+ my ($filter, $hops) = $self->{inannfilter}->it(@field[1..6], $self->{call},
+ $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
unless ($filter) {
dbg('chan', "Rejected by filter");
return;
if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
my $node = DXCluster->get_exact($call);
if ($node) {
+ if ($call eq $self->{call}) {
+ dbg('chan', "LOOP: Trying to disconnect myself with PC21");
+ return;
+ }
if ($node->dxchan != $self) {
dbg('chan', "LOOP: $call come in on wrong channel");
return;
}
my $dxchan;
- if (($dxchan = DXChannel->get($call)) && $dxchan != $self) {
+ if ($dxchan = DXChannel->get($call)) {
dbg('chan', "LOOP: $call connected locally");
return;
}
if ($pcno == 49 || $field[1] eq $main::mycall) {
DXMsg::process($self, $line);
} else {
- $self->route($field[1], $line);
+ $self->route($field[1], $line) unless $self->is_clx;
}
return;
}
my $ref = DXUser->get_current($field[2]);
my $cref = DXCluster->get($field[2]);
Log('rcmd', 'in', $ref->{priv}, $field[2], $field[3]);
- unless ($field[3] =~ /rcmd/i || !$cref || !$ref || $cref->mynode->call ne $ref->homenode) { # not allowed to relay RCMDS!
+ unless (!$cref || !$ref || $cref->mynode->call ne $ref->homenode) { # not allowed to relay RCMDS!
if ($ref->{priv}) { # you have to have SOME privilege, the commands have further filtering
$self->{remotecmd} = 1; # for the benefit of any command that needs to know
my $oldpriv = $self->{priv};
return;
}
+ if ($pcno == 75) { # dunno but route it
+ if ($field[1] ne $main::mycall) {
+ $self->route($field[1], $line);
+ }
+ return;
+ }
+
if ($pcno == 73) { # WCY broadcasts
# do some de-duping
my $val;
my $cutoff;
if ($main::systime - 3600 > $last_hour) {
- Spot::process;
- Geomag::process;
- AnnTalk::process;
+# Spot::process;
+# Geomag::process;
+# AnnTalk::process;
$last_hour = $main::systime;
}
}
my $routeit;
my ($filter, $hops);
- if ($dxchan->{spotfilter}) {
- ($filter, $hops) = Filter::it($dxchan->{spotfilter}, @_, $self->{call} );
+ if ($dxchan->{spotsfilter}) {
+ ($filter, $hops) = $dxchan->{spotsfilter}->it(@_, $self->{call} );
next unless $filter;
}
} elsif ($dxchan->is_user && $dxchan->{dx}) {
my $buf = Spot::formatb($dxchan->{user}->wantgrid, $_[0], $_[1], $_[2], $_[3], $_[4]);
$buf .= "\a\a" if $dxchan->{beep};
+ $buf =~ s/\%5E/^/g;
if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
$dxchan->send($buf);
} else {
my ($filter, $hops);
if ($dxchan->{wwvfilter}) {
- ($filter, $hops) = Filter::it($dxchan->{wwvfilter}, @_, $self->{call} );
+ ($filter, $hops) = $dxchan->{wwvfilter}->it(@_, $self->{call} );
next unless $filter;
}
if ($dxchan->is_node) {
my ($filter, $hops);
if ($dxchan->{wcyfilter}) {
- ($filter, $hops) = Filter::it($dxchan->{wcyfilter}, @_, $self->{call} );
+ ($filter, $hops) = $dxchan->{wcyfilter}->it(@_, $self->{call} );
next unless $filter;
}
if ($dxchan->is_clx || $dxchan->is_spider) {
my ($filter, $hops);
if ($dxchan->{annfilter}) {
- ($filter, $hops) = Filter::it($dxchan->{annfilter}, @_, $self->{call} );
+ my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
+ my @dxcc = Prefix::extract($_[1]);
+ if (@dxcc > 0) {
+ $ann_dxcc = $dxcc[1]->dxcc;
+ $ann_itu = $dxcc[1]->itu;
+ $ann_cq = $dxcc[1]->cq;
+ }
+ @dxcc = Prefix::extract($_[5]);
+ if (@dxcc > 0) {
+ $org_dxcc = $dxcc[1]->dxcc;
+ $org_itu = $dxcc[1]->itu;
+ $org_cq = $dxcc[1]->cq;
+ }
+ ($filter, $hops) = $dxchan->{annfilter}->it(@_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
next unless $filter;
}
if ($dxchan->is_node && $_[1] ne $main::mycall) { # i.e not specifically routed to me
$dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
}
- } elsif ($dxchan->is_user && $dxchan->{ann}) {
+ } elsif ($dxchan->is_user) {
+ unless ($dxchan->{ann}) {
+ next if $_[0] ne $main::myalias && $_[0] ne $main::mycall;
+ }
next if $target eq 'SYSOP' && $dxchan->{priv} < 5;
my $buf = "$to$target de $_[0]: $text";
+ $buf =~ s/\%5E/^/g;
$buf .= "\a\a" if $dxchan->{beep};
if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
$dxchan->send($buf);
sub route
{
my ($self, $call, $line) = @_;
- my $cl = DXCluster->get_exact($call);
- if ($cl) { # don't route it back down itself
- if (ref $self && $call eq $self->{call}) {
- dbg('chan', "Trying to route back to source, dropped");
- return;
- }
- my $hops;
- my $dxchan = $cl->{dxchan};
- if ($dxchan) {
- my $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
- if ($routeit) {
- $dxchan->send($routeit) if $dxchan;
- }
+
+ if (ref $self && $call eq $self->{call}) {
+ dbg('chan', "Trying to route back to source, dropped");
+ return;
+ }
+
+ # always send it down the local interface if available
+ my $dxchan = DXChannel->get($call);
+ unless ($dxchan) {
+ my $cl = DXCluster->get_exact($call);
+ $dxchan = $cl->dxchan if $cl;
+ }
+ if ($dxchan) {
+ my $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
+ if ($routeit) {
+ $dxchan->send($routeit);
}
}
}
{
my $s = shift; # the line to be rebroadcast
my @except = @_; # to all channels EXCEPT these (dxchannel refs)
- my @dxchan = DXChannel::get_all_ak1a();
+ my @dxchan = DXChannel::get_all_nodes();
my $dxchan;
# send it if it isn't the except list and isn't isolated and still has a hop count
{
my $s = shift; # the line to be rebroadcast
my @except = @_; # to all channels EXCEPT these (dxchannel refs)
- my @dxchan = DXChannel::get_all_ak1a();
+ my @dxchan = DXChannel::get_all_nodes();
my $dxchan;
# send it if it isn't the except list and isn't isolated and still has a hop count
if ($sort eq 'dx') {
next unless $dxchan->{dx};
- ($filter) = Filter::it($dxchan->{spotfilter}, @{$fref}) if ref $fref;
+ ($filter) = $dxchan->{spotsfilter}->it(@{$fref}) if ref $fref;
next unless $filter;
}
next if $sort eq 'ann' && !$dxchan->{ann};
$self->SUPER::disconnect;
}
+
#
# send a talk message to this thingy
#