%nodehops $baddx $badspotter $badnode $censorpc
$allowzero $decode_dk0wcy $send_opernam @checklist
$eph_pc15_restime $pc9x_past_age $pc9x_future_age
- $pc10_dupe_age
+ $pc10_dupe_age $pc92_slug_changes $last_pc92_slug
);
$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
$pc10_dupe_age = 45; # just something to catch duplicate PC10->PC93 conversions
-
+$pc92_slug_changes = 60; # slug any changes going outward for this long
+$last_pc92_slug = 0; # the last time we sent out any delayed add or del PC92s
# incoming talk commands
sub handle_10
}
}
+# my ($hops) = $_[8] =~ /^H(\d+)/;
+
# is the spotted callsign blank? This should really be trapped earlier but it
# could break other protocol sentences. Also check for lower case characters.
if ($_[2] =~ /^\s*$/) {
return;
}
+ # isolate now means only accept stuff from this call only
+ if ($self->{isolate} && $ncall ne $self->{call}) {
+ dbg("PCPROT: $self->{call} isolated, $ncall ignored") if isdbg('chanerr');
+ return;
+ }
+
my $parent = Route::Node::get($ncall);
if ($parent) {
return;
}
+ # isolate now means only accept stuff from this call only
+ if ($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);
$self->sort('S');
}
# $self->{handle_xml}++ if DXXml::available() && $_[1] =~ /\bxml/;
- if ($_[1] =~ /\bpc9x/) {
- if ($self->{isolate}) {
- dbg("pc9x recognised, but $self->{call} is isolated, using old protocol");
- } elsif (!$self->user->wantpc9x) {
- dbg("pc9x explicitly switched off on $self->{call}, using old protocol");
- } else {
- $self->{do_pc9x} = 1;
- dbg("Do px9x set on $self->{call}");
- }
- }
} else {
dbg("Unknown software");
$self->version(50.0);
$self->user->version($self->version);
}
+ if ($_[1] =~ /\bpc9x/) {
+ if ($self->{isolate}) {
+ dbg("pc9x recognised, but $self->{call} is isolated, using old protocol");
+ } elsif (!$self->user->wantpc9x) {
+ dbg("pc9x explicitly switched off on $self->{call}, using old protocol");
+ } else {
+ $self->{do_pc9x} = 1;
+ dbg("Do px9x set on $self->{call}");
+ }
+ }
+
# first clear out any nodes on this dxchannel
my @rout = $parent->del_nodes;
$self->route_pc21($origin, $line, @rout, $parent) if @rout;
}
}
+ # isolate now means only accept stuff from this call only
+ if ($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)) {
# $self->route_pc21($self->{call}, $line, @rout);
$self->route_pc19($self->{call}, $line, @rout);
}
- if (@pc92out) {
+ if (@pc92out && !$pc92_slug_changes) {
$self->route_pc92a($main::mycall, $line, $main::routeroot, @pc92out) if $self->{state} eq 'normal';
}
}
eph_del_regex("^PC1[679].*$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});
my $line = shift;
my $origin = shift;
+ return if (eph_dup($line));
+
my $call = $_[1];
RouteDB::update($call, $self->{call});
my $node = Route::Node::get($call);
if ($node) {
return unless $node->call eq $self->{call};
- $node->usercount($_[2]);
+ $node->usercount($_[2]) unless $node->users;
+ $node->reset_obs;
# input filter if required
- return unless $self->in_filter_route($node);
+# return unless $self->in_filter_route($node);
- $self->route_pc50($origin, $line, $node, $_[2], $_[3]) unless eph_dup($line);
+ unless ($self->{isolate}) {
+ DXChannel::broadcast_nodes($line, $self); # send it to everyone but me
+ }
+# $self->route_pc50($origin, $line, $node, $_[2], $_[3]) unless eph_dup($line);
}
}
my $icall = shift;
my @part = split /:/, $icall;
my ($flag, $call) = unpack "A A*", $part[0];
- return () unless defined $flag && $flag ge '0' && $flag le '7';
- return () unless $call && is_callsign($call);
+ unless (defined $flag && $flag ge '0' && $flag le '7') {
+ dbg("PCPROT: $icall no flag byte (0-7) at front of call, ignored") if isdbg('chanerr');
+ return ();
+ }
+ unless ($call && is_callsign($call)) {
+ dbg("PCPROT: $icall no recognisable callsign, ignored") if isdbg('chanerr');
+ return ();
+ }
my $is_node = $flag & 4;
my $is_extnode = $flag & 2;
my $here = $flag & 1;
return "$flag$call$extra";
}
+my %things_add;
+my %things_del;
+
sub _add_thingy
{
my $parent = shift;
dbg("ROUTE: added user $call to " . $parent->call) if isdbg('routelow');
@rout = $parent->add_user($call, Route::here($here));
}
+ if ($pc92_slug_changes && $parent == $main::routeroot) {
+ $things_add{$call} = Route::get($call);
+ delete $things_del{$call};
+ }
}
return @rout;
}
my ($call, $is_node, $is_extnode, $here, $version, $build) = @$s;
my @rout;
if ($call) {
+ my $ref;
if ($is_node) {
- my $nref = Route::Node::get($call);
+ $ref = Route::Node::get($call);
dbg("ROUTE: deleting node $call from " . $parent->call) if isdbg('routelow');
- @rout = $nref->del($parent) if $nref;
+ @rout = $ref->del($parent) if $ref;
} else {
- my $uref = Route::User::get($call);
+ $ref = Route::User::get($call);
dbg("ROUTE: deleting user $call from " . $parent->call) if isdbg('routelow');
- @rout = $parent->del_user($uref) if $uref;
+ @rout = $parent->del_user($ref) if $ref;
+ }
+ if ($pc92_slug_changes && $parent == $main::routeroot) {
+ $things_del{$call} = $ref unless exists $things_add{$call};
+ delete $things_add{$call};
}
}
return @rout;
}
+# this will only happen if we are slugging changes and
+# there are some changes to be sent, it will create an add or a delete
+# or both
+sub gen_pc92_changes
+{
+ my @add = values %things_add;
+ my @del = values %things_del;
+ return (\@add, \@del);
+}
+
+sub clear_pc92_changes
+{
+ %things_add = %things_del = ();
+ $last_pc92_slug = $main::systime;
+}
+
my $_last_time;
my $_last_occurs;
+my $_last_pc9x_id;
+
+sub last_pc9x_id
+{
+ return $_last_pc9x_id;
+}
sub gen_pc9x_t
{
if (!$_last_time || $_last_time != $main::systime) {
$_last_time = $main::systime;
$_last_occurs = 0;
- return $_last_time - $main::systime_daystart;
+ return $_last_pc9x_id = $_last_time - $main::systime_daystart;
} else {
$_last_occurs++;
- return sprintf "%d.%02d", $_last_time - $main::systime_daystart, $_last_occurs;
+ return $_last_pc9x_id = sprintf "%d.%02d", $_last_time - $main::systime_daystart, $_last_occurs;
}
}
# the id on it is completely unreliable. Besides, only commands
# originating on this box will go through this code...
if ($parent->call ne $main::mycall) {
- my $lastid = $parent->lastid->{$pc} || 0;
+ my $lastid = $parent->lastid || 0;
if ($t < $lastid) {
if ($t+86400-$lastid > $pc9x_past_age) {
dbg("PCPROT: dup id on $t <= $lastid, ignored") if isdbg('chanerr');
} elsif ($create) {
$parent = Route::Node->new($call);
}
- $parent->lastid->{$pc} = $t;
+ $parent->lastid($t) if $parent;
return $parent;
}
+sub pc92_handle_first_slot
+{
+ my $self = shift;
+ my $slot = shift;
+ my $parent = shift;
+ my $t = shift;
+ my $oparent = $parent;
+
+ my @radd;
+
+ my ($call, $is_node, $is_extnode, $here, $version, $build) = @$slot;
+ if ($call && $is_node) {
+ if ($call eq $main::mycall) {
+ dbg("PCPROT: $call looped back onto $main::mycall, ignored") if isdbg('chanerr');
+ return;
+ }
+ # this is only accepted from my "self".
+ # this also kills configs from PC92 nodes with external PC19 nodes that are also
+ # locally connected. Local nodes always take precedence. But we remember the lastid
+ # to try to reduce the number of dupe PC92s for this external node.
+ if (DXChannel::get($call) && $call ne $self->{call}) {
+ $parent = check_pc9x_t($call, $t, 92); # this will update the lastid time
+ dbg("PCPROT: locally connected node $call from other another node $self->{call}, ignored") if isdbg('chanerr');
+ return;
+ }
+ if ($is_extnode) {
+ # 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)) {
+ if ($is_extnode && $oparent) {
+ @radd = _add_thingy($oparent, $slot);
+ $parent = $radd[0];
+ } else {
+ dbg("PCPROT: no previous C or A for this external node received, ignored") if isdbg('chanerr');
+ return;
+ }
+ }
+ $parent = check_pc9x_t($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');
+ return;
+ }
+ $parent->here(Route::here($here));
+ $parent->version($version || $pc19_version) if $version;
+ $parent->build($build) if $build && $build > $parent->build;
+ $parent->PC92C_dxchan($self->{call}) unless $self->{call} eq $parent->call;
+ return ($parent, @radd);
+}
+
# DXSpider routing entries
sub handle_92
{
my (@radd, @rdel);
my $pcall = $_[1];
- unless ($pcall) {
- dbg("PCPROT: invalid callsign string '$_[1]', ignored") if isdbg('chanerr');
- return;
- }
my $t = $_[2];
my $sort = $_[3];
}
return;
}
+
+ } elsif ($sort eq 'K') {
+ # remember the last channel we arrived on
+ $parent->PC92C_dxchan($self->{call}) unless $self->{call} eq $parent->call;
+
+ my @ent = _decode_pc92_call($_[4]);
+
+ if (@ent) {
+ my $add;
+
+ ($parent, $add) = $self->pc92_handle_first_slot(\@ent, $parent, $t);
+ return unless $parent; # dupe
+
+ push @radd, $add if $add;
+ $parent->reset_obs;
+ dbg("ROUTE: reset obscount on $parent->{call} now " . $parent->obscount) if isdbg('obscount');
+ }
} elsif ($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 $parent->call;
+
# this is the main route section
# here is where all the routes are created and destroyed
- my @ent = map {[ _decode_pc92_call($_) ]} grep {$_ && /^[0-7]/} @_[4 .. $#_];
+ # cope with missing duplicate node calls in the first slot for A or D
+ my $me = $_[4] || '';
+ if (($sort eq 'A' || $sort eq 'D')) {
+ $me ||= _encode_pc92_call($parent) if !$me ;
+ } else {
+ unless ($me) {
+ dbg("PCPROT: this type of PC92 *must* have a node call in the first slot, ignored") if is_dbg('chanerr');
+ return;
+ }
+ }
+
+ my @ent = map {[ _decode_pc92_call($_) ]} grep {$_ && /^[0-7]/} $me, @_[5 .. $#_];
if (@ent) {
# except in the case of 'A' or 'D' in which the $pcall is used
# otherwise use the node call and update any information
# that needs to be done.
- my ($call, $is_node, $is_extnode, $here, $version, $build) = @{$ent[0]};
- if (($sort eq 'A' || $sort eq 'D') && !$is_node) {
- # parent is already set correctly
- # this is to allow shortcuts for A and D records
- # not repeating the origin call to no real purpose
- ;
- } else {
- if ($call && $is_node) {
- if ($call eq $main::mycall) {
- 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) {
- # 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)) {
- if ($is_extnode && $oparent) {
- @radd = _add_thingy($oparent, $ent[0]);
- $parent = $radd[0];
- } else {
- dbg("PCPROT: no previous C or A for this external node received, ignored") if isdbg('chanerr');
- return;
- }
- }
- $parent = check_pc9x_t($call, $t, 92) || return;
- $parent->via_pc92(1);
- }
- } else {
- dbg("PCPROT: must be mycall or external node as first entry, ignored") if isdbg('chanerr');
- return;
- }
- $parent->here(Route::here($here));
- $parent->version($version) if $version && $version > $parent->version;
- $parent->build($build) if $build && $build > $parent->build;
- shift @ent;
- }
+ my $add;
+
+ ($parent, $add) = $self->pc92_handle_first_slot($ent[0], $parent, $t);
+ return unless $parent; # dupe
+
+ shift @ent;
+ push @radd, $add if $add;
}
# do a pass through removing any references to either locally connected nodes or mycall
} elsif ($sort eq 'C') {
my (@nodes, @users);
- # 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');
- }
+ # we reset obscounts on config records as well as K records
+ $parent->reset_obs;
+ dbg("ROUTE: reset obscount on $parent->{call} now " . $parent->obscount) if isdbg('obscount');
#
foreach my $r (@nent) {
# $self->{do_pc9x} ||= 1;
- my $pcall = $_[1];
- unless (is_callsign($pcall)) {
- dbg("PCPROT: invalid callsign string '$_[1]', ignored") if isdbg('chanerr');
- return;
- }
+ my $pcall = $_[1]; # this is now checked earlier
- # remember that we are converting PC10->PC93
+ # 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;
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 = $pcall if @_ <= 8;
# this is catch loops caused by bad software ...
return;
}
- if (is_callsign($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;
}
# 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;
+ # 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);
- }
+ # check it...
+ if (ref $dxchan && $dxchan->isa('DXChannel')) {
+ if ($dxchan->{do_pc9x}) {
+ $dxchan->send($line);
} else {
- dbg("ERROR: $to -> $dxchan is not a DXChannel! (convert to pc10)");
+ $dxchan->talk($from, $to, $via, $text, $onode);
}
- return;
+ } 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, $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');
}
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