use Script;
use Verify;
use DXDupe;
+use Thingy;
+use Thingy::Rt;
+use Thingy::Hello;
+use Thingy::Bye;
+use RouteDB;
+use DXProt;
+use DXCommandmode;
use vars qw($VERSION $BRANCH);
-$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ || (0,0));
-$main::build += $VERSION;
-$main::branch += $BRANCH;
-use vars qw(@ISA $ntpflag $dupeage);
+main::mkver($VERSION = q$Revision$);
+
+use vars qw(@ISA $ntpflag $dupeage $cf_interval $hello_interval);
@ISA = qw(DXChannel);
$ntpflag = 0; # should be set in startup if NTP in use
$dupeage = 12*60*60; # duplicates stored half a day
+$cf_interval = 30*60; # interval between config broadcasts
+$hello_interval = 3*60*60; # interval between hello broadcasts for me and local users
my $seqno = 0;
my $dayno = 0;
+my $daystart = 0;
sub init
{
# add this node to the table, the values get filled in later
my $pkg = shift;
my $call = shift;
- $main::routeroot->add($call, '5000', Route::here(1)) if $call ne $main::mycall;
$self->{'sort'} = 'W';
return $self;
}
# log it
my $host = $self->{conn}->{peerhost} || "unknown";
Log('Aranea', "$call connected from $host");
-
+
# remember type of connection
$self->{consort} = $line;
$self->{outbound} = $sort eq 'O';
$self->{metric} ||= 100;
$self->{lastping} = $main::systime;
- $self->state('init');
+ $self->state('normal');
$self->{pc50_t} = $main::systime;
# send info to all logged in thingies
$self->tell_login('loginn');
+ # broadcast our configuration to the world
+ unless ($self->{outbound}) {
+ my $thing = Thingy::Rt->new_cf;
+ $thing->broadcast;
+ $main::me->lastcf($main::systime);
+ }
+
# run a script send the output to the debug file
my $script = new Script(lc $call) || new Script('node_default');
$script->run($self) if $script;
- $self->send("Hello?");
}
#
sub normal
{
my ($self, $line) = @_;
-
-
+ my $thing = input($line);
+ $thing->queue($self) if $thing;
}
#
-# periodic processing
+# periodic processing (every second)
#
+my $lastmin = time;
+
sub process
{
# calc day number
- $dayno = (gmtime($main::systime))[3];
+ my $d = (gmtime($main::systime))[3];
+ if ($d != $dayno) {
+ $dayno = $d;
+ $daystart = $main::systime - ($main::systime % 86400);
+ }
+ if ($main::systime >= $lastmin + 60) {
+ per_minute();
+ $lastmin = $main::systime;
+ }
+}
+
+sub per_minute
+{
+ # send hello and cf packages periodically
+ foreach my $dxchan (DXChannel::get_all()) {
+ next if $dxchan->is_aranea;
+ if ($main::systime >= $dxchan->lasthello + $hello_interval) {
+ my $thing = Thingy::Hello->new(h => $dxchan->here);
+ $thing->{user} = $dxchan->{call} unless $dxchan == $main::me;
+ if (my $v = $dxchan->{version}) {
+ if ($dxchan->is_spider) {
+ $thing->{sw} = 'DXSp';
+ }
+ $thing->{v} = $v;
+ }
+ $thing->{b} = $dxchan->{build} if $dxchan->{build};
+ $thing->broadcast($dxchan);
+ $dxchan->lasthello($main::systime);
+ }
+ if ($dxchan->is_node) {
+ if ($main::systime >= $dxchan->lastcf + $cf_interval) {
+ my $call = $dxchan->call;
+ if ($dxchan == $main::me) {
+
+ # i am special but, currently, still a node
+ my $thing = Thingy::Rt->new_cf;
+ $thing->broadcast;
+ $dxchan->lastcf($main::systime);
+ } else {
+
+ # i am a pc protocol node connected directly
+ my $thing = Thingy::Rt->new();
+ $thing->{user} = $call unless $dxchan == $main::me;
+ if (my $nref = Route::Node::get($call)) {
+ $thing->copy_pc16_data($nref);
+ $thing->broadcast($dxchan);
+ $dxchan->lastcf($main::systime);
+ } else {
+ dbg("Aranea::per_minute: Route::Node for $call disappeared");
+ $dxchan->disconnect;
+ }
+ }
+ }
+ }
+ }
+}
+
+sub disconnect
+{
+ my $self = shift;
+ my $call = $self->call;
+
+ return if $self->{disconnecting}++;
+
+ my $thing = Thingy::Bye->new(origin=>$main::mycall, user=>$call);
+ $thing->broadcast($self);
+
+ # get rid of any PC16/17/19
+ DXProt::eph_del_regex("^PC1[679]*$call");
+
+ # do routing stuff, remove me from routing table
+ my $node = Route::Node::get($call);
+ my @rout;
+ if ($node) {
+ @rout = $node->del($main::routeroot);
+
+ # and all my ephemera as well
+ for (@rout) {
+ my $c = $_->call;
+ DXProt::eph_del_regex("^PC1[679].*$c");
+ }
+ }
+
+ RouteDB::delete_interface($call);
+
+ # unbusy and stop and outgoing mail
+ my $mref = DXMsg::get_busy($call);
+ $mref->stop_msg($call) if $mref;
+
+ # broadcast to all other nodes that all the nodes connected to via me are gone
+ DXProt::route_pc21($self, $main::mycall, undef, @rout) if @rout;
+
+ # remove outstanding pings
+ Thingy::Ping::forget($call);
+
+ # I was the last node visited
+ $self->user->node($main::mycall);
+
+ # send info to all logged in thingies
+ $self->tell_login('logoutn');
+
+ Log('Aranea', $call . " Disconnected");
+
+ $self->SUPER::disconnect;
}
#
# because it has to be used before a channel is fully initialised).
#
+sub formathead
+{
+ my $mycall = shift;
+ my $dts = shift;
+ my $hop = shift;
+ my $user = shift;
+ my $group = shift;
+ my $touser = shift;
+
+ my $s = "$mycall,$dts,$hop";
+ $s .= ",$user" if $user;
+ if ($group) {
+ $s .= "," unless $user;
+ $s .= ",$group" if $group;
+ $s .= ",$touser" if $touser;
+ }
+ return $s;
+}
+
sub genheader
{
my $mycall = shift;
my $to = shift;
my $from = shift;
+ my $touser = shift;
my $date = ((($dayno << 1) | $ntpflag) << 18) | ($main::systime % 86400);
- my $r = "$mycall,$to," . sprintf('%06X%04X,0', $date, $seqno);
- $r .= ",$from" if $from;
+ my $r = formathead($mycall, sprintf('%6X%04X', $date, $seqno), 0, $from, $to, $touser);
$seqno++;
$seqno = 0 if $seqno > 0x0ffff;
return $r;
}
+#
+# decode the date time sequence group
+#
+
+sub decode_dts
+{
+ my $dts = shift;
+ my ($dt, $seqno) = map {hex} unpack "A6 A4", $dts;
+ my $secs = $dt & 0x3FFFF;
+ $dt >>= 18;
+ my $day = $dt >> 1;
+ my $ntp = $dt & 1;
+ my $t;
+ if ($dayno == $day) {
+ $t = $daystart + $secs;
+ } elsif ($dayno < $day) {
+ $t = $daystart + (($day-$dayno) * 86400) + $secs;
+ } else {
+ $t = $daystart + (($dayno-$day) * 86400) + $secs;
+ }
+ return ($t, $seqno, $ntp);
+}
+
# subroutines to encode and decode values in lists
sub tencode
{
my $s = shift;
- $s =~ s/([\%=|,\x00-\x1f\x7f-\xff])/sprintf("%%%02X", ord($1))/eg;
+ $s =~ s/([\%=|,\'\x00-\x1f\x7f-\xff])/sprintf("%%%02X", ord($1))/eg;
+# $s = "'$s'" if $s =~ / /;
return $s;
}
sub tdecode
{
my $s = shift;
+ $s =~ s/^'(.*)'$/$1/;
$s =~ s/\%([0-9A-F][0-9A-F])/chr(hex($1))/eg;
- return $s;
+ return length $s ? $s : '';
}
sub genmsg
{
my $thing = shift;
- my $name = shift;
+ my $list = ref $_[0] ? shift : \@_;
+ my ($name) = uc ref $thing;
+ $name =~ /::(\w+)$/;
+ $name = $1;
+ my $group = $thing->{group};
my $head = genheader($thing->{origin},
- ($thing->{group} || $thing->{touser} || $thing->{tonode}),
- ($thing->{user} || $thing->{fromuser} || $thing->{fromnode})
+ $group,
+ ($thing->{user} || $thing->{fromuser} || $thing->{fromnode}),
+ $thing->{touser}
);
- my $data = "$name,";
- while (@_) {
- my $k = lc shift;
- my $v = tencode(shift);
- $data .= "$k=$v,";
+
+ my $data = uc $name . ',';
+ while (@$list) {
+ my $k = lc shift @$list;
+ my $v = $thing->{$k};
+ $data .= "$k=" . tencode($v) . ',' if defined $v;
}
chop $data;
return "$head|$data";
}
+
+sub decode_input
+{
+ my $self = shift;
+ my $line = shift;
+ return ('I', $self->{call}, $line);
+}
+
sub input
{
my $line = shift;
my ($head, $data) = split /\|/, $line, 2;
return unless $head && $data;
- my ($origin, $group, $dts, $hop, $user) = split /,/, $head;
- return if DXDupe::add("Ara,$origin,$dts", $dupeage);
- $hop++;
+
+ my ($origin, $dts, $hop, $user, $group, $tocall) = split /,/, $head;
+ return if DXDupe::check("Ara,$origin,$dts", $dupeage);
+ my $err;
+ $err .= "incomplete header," unless $origin && $dts && defined $hop;
my ($cmd, $rdata) = split /,/, $data, 2;
- my $class = 'Thingy::' . ucfirst $cmd;
+
+ # validate it further
+ $err .= "missing cmd or data," unless $cmd && $data;
+ $err .= "invalid command ($cmd)," unless $cmd =~ /^[A-Z][A-Z0-9]*$/;
+
+ $err .= "from me," if $origin eq $main::mycall;
+ $err .= "invalid group ($group)," if $group && $group !~ /^[-A-Z0-9]{2,}$/;
+ $err .= "invalid tocall ($tocall)," if $tocall && !is_callsign($tocall);
+ $err .= "invalid fromcall ($user)," if $user && !is_callsign($user);
+
+ my $class = 'Thingy::' . ucfirst(lc $cmd);
my $thing;
+ my ($t, $seqno, $ntp) = decode_dts($dts) unless $err;
+ dbg("dts: $dts = $ntp $t($main::systime) $seqno") if isdbg('dts');
+ $err .= "invalid date/seq," unless $t;
- # create the appropriate Thingy
- if (defined *$class) {
+ if ($err) {
+ chop $err;
+ dbg("Aranea input: $err");
+ } elsif ($class->can('new')) {
+ # create the appropriate Thingy
$thing = $class->new();
# reconstitute the header but wth hop increased by one
- $head = join(',', $origin, $group, $dts, $hop);
- $head .= ",$user" if $user;
+ $head = formathead($origin, $dts, ++$hop, $user, $group, $tocall);
$thing->{Aranea} = "$head|$data";
# store useful data
$thing->{origin} = $origin;
- $thing->{group} = $group;
- $thing->{time} = decode_dts($dts);
+ $thing->{time} = $t;
+ $thing->{group} = $group if $group;
+ $thing->{touser} = $tocall if $tocall;
$thing->{user} = $user if $user;
$thing->{hopsaway} = $hop;
+
+ if ($rdata) {
+ for (split(/,/, $rdata)) {
+ if (/=/) {
+ my ($k,$v) = split /=/, $_, 2;
+ $thing->{$k} = tdecode($v);
+ } else {
+ $thing->{$_} = 1;
+ }
+ }
+ }
- while (my ($k,$v) = split /,/, $rdata) {
- $thing->{$k} = tdecode($v);
+ # post process the thing, this generally adds on semantic meaning
+ # does parameter checking etc. It also adds / prepares the thingy so
+ # this is compatible with older protocol and arranges data so
+ # that the filtering can still work.
+ if ($thing->can('from_Aranea')) {
+
+ # if a thing is ok then return that thing, otherwise return
+ # nothing
+ $thing = $thing->from_Aranea;
}
}
return $thing;
}
+# this is the DXChannel send
+# note that this does NOT send out stuff in same way as other DXChannels
+# it is just as it comes, no extra bits added (here)
+sub send # this is always later and always data
+{
+ my $self = shift;
+ my $conn = $self->{conn};
+ return unless $conn;
+ my $call = $self->{call};
+
+ for (@_) {
+# chomp;
+ my @lines = split /\n/;
+ for (@lines) {
+ $conn->send_later($_);
+ dbg("-> D $call $_") if isdbg('chan');
+ }
+ }
+ $self->{t} = $main::systime;
+}
+
+#
+# load of dummies for DXChannel broadcasts
+# these will go away in time?
+# These are all from PC protocol
+#
+
+sub dx_spot
+{
+ my $self = shift;
+ my $line = shift;
+ my $isolate = shift;
+ my ($filter, $hops);
+
+ if ($self->{spotsfilter}) {
+ ($filter, $hops) = $self->{spotsfilter}->it(@_);
+ return unless $filter;
+ }
+# send_prot_line($self, $filter, $hops, $isolate, $line);
+}
+
+sub wwv
+{
+ my $self = shift;
+ my $line = shift;
+ my $isolate = shift;
+ my ($filter, $hops);
+
+ if ($self->{wwvfilter}) {
+ ($filter, $hops) = $self->{wwvfilter}->it(@_);
+ return unless $filter;
+ }
+# send_prot_line($self, $filter, $hops, $isolate, $line)
+}
+
+sub wcy
+{
+ my $self = shift;
+ my $line = shift;
+ my $isolate = shift;
+ my ($filter, $hops);
+
+ if ($self->{wcyfilter}) {
+ ($filter, $hops) = $self->{wcyfilter}->it(@_);
+ return unless $filter;
+ }
+# send_prot_line($self, $filter, $hops, $isolate, $line) if $self->is_clx || $self->is_spider || $self->is_dxnet;
+}
+
+sub announce
+{
+ my $self = shift;
+ my $line = shift;
+ my $isolate = shift;
+ my $to = shift;
+ my $target = shift;
+ my $text = shift;
+ my ($filter, $hops);
+
+ if ($self->{annfilter}) {
+ ($filter, $hops) = $self->{annfilter}->it(@_);
+ return unless $filter;
+ }
+# send_prot_line($self, $filter, $hops, $isolate, $line) unless $_[1] eq $main::mycall;
+}
+
+sub chat
+{
+ goto &announce;
+}
+
1;