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
$pingint $obscount %pc19list $chatdupeage $chatimportfn
- $investigation_int $pc19_version $myprot_version
+ $pc19_version $myprot_version
%nodehops $baddx $badspotter $badnode $censorpc
$allowzero $decode_dk0wcy $send_opernam @checklist
$eph_pc15_restime $pc92_update_period $pc92_obs_timeout
%pc92_find $pc92_find_timeout $pc92_short_update_period
- $next_pc92_obs_timeout
+ $next_pc92_obs_timeout $pc92_slug_changes $last_pc92_slug
+ $pc92_extnode_update_period $pc50_interval
+ $pc92_keepalive_period
);
$pc11_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc11
$obscount = 2;
$chatdupeage = 20 * 60;
$chatimportfn = "$main::root/chat_import";
-$investigation_int = 12*60*60; # time between checks to see if we can see this node
-$pc19_version = 5466; # the visible version no for outgoing PC19s generated from pc59
-$pc92_update_period = 60*60; # the period between outgoing PC92 C updates
-$pc92_short_update_period = 15*60; # shorten the update period after a connection
+$pc19_version = 5454; # the visible version no for outgoing PC19s generated from pc59
+$pc92_update_period = 2*60*60; # the period between outgoing PC92 C updates
+$pc92_short_update_period = 15*60; # shorten the update period after a connection or start up
+$pc92_extnode_update_period = 1*60*60; # the update period for external nodes
+$pc92_keepalive_period = 1*60*60; # frequency of PC92 K (keepalive) records
%pc92_find = (); # outstanding pc92 find operations
$pc92_find_timeout = 30; # maximum time to wait for a reply
-#$pc92_obs_timeout = $pc92_update_period; # the time between obscount countdowns
-$pc92_obs_timeout = 60*60; # the time between obscount for incoming countdowns
-$next_pc92_obs_timeout = $main::systime + 60*60; # the time between obscount countdowns
-
@checklist =
undef,
undef,
undef,
- [ qw(i c n) ], # pc90
+ undef, # pc90
+ undef,
+ [ qw(i c f l)], # pc92
+ [ qw(i c f *m c *c m)], # pc93
);
# use the entry in the check list to check the field list presented
for ($i = 1; $i < @$ref; $i++) {
my ($blank, $act) = $$ref[$i] =~ /^(b?)(\w)$/;
return 0 unless $act;
- next if $blank && $_[$i] =~ /^[ \*]$/;
+ next if $blank eq 'b' && $_[$i] =~ /^[ \*]$/;
+ next if $blank eq '*' && $_[$i] =~ /^\*$/;
if ($act eq 'c') {
return $i unless is_callsign($_[$i]);
} elsif ($act eq 'i') {
return $i unless $_[$i] =~ /^\s*\d+-\w\w\w-[12][90]\d\d$/;
} elsif ($act eq 't') {
return $i unless $_[$i] =~ /^[012]\d[012345]\dZ$/;
+ } elsif ($act eq 'l') {
+ return $i unless $_[$i] =~ /^[A-Z]$/;
}
}
return 0;
sub update_pc92_next
{
my $self = shift;
- my $period = shift || $pc92_update_period;
+ my $period = shift || ($self->{do_pc9x} ? $pc92_update_period : $pc92_extnode_update_period);
$self->{next_pc92_update} = $main::systime + $period - int rand($period / 4);
dbg("ROUTE: update_pc92_next: $self->{call} " . atime($self->{next_pc92_update})) if isdbg('obscount');
}
+sub update_pc92_keepalive
+{
+ my $self = shift;
+ my $period = shift || $pc92_keepalive_period;
+ $self->{next_pc92_keepalive} = $main::systime + $period - int rand($period / 4);
+ dbg("ROUTE: update_pc92_keepalive: $self->{call} " . atime($self->{next_pc92_keepalive})) if isdbg('obscount');
+}
+
sub init
{
do "$main::data/hop_table.pl" if -e "$main::data/hop_table.pl";
$main::me->{version} = $main::version;
$main::me->{build} = "$main::subversion.$main::build";
$main::me->{do_pc9x} = 1;
- $main::me->update_pc92_next($pc92_update_period);
+ $main::me->update_pc92_next($pc92_short_update_period);
+ $main::me->update_pc92_keepalive;
}
#
my $script = new Script(lc $call) || new Script('node_default');
$script->run($self) if $script;
- # set next_pc92_update time for this node sooner
- $self->update_pc92_next($self->{outbound} ? $pc92_short_update_period : $pc92_update_period);
+ # set up a config broadcast "quite soon" to converge tables quicker
+ $main::me->update_pc92_next($pc92_short_update_period);
+ $self->update_pc92_next($pc92_short_update_period);
+
+ # set next keepalive time
+ $self->update_pc92_keepalive;
}
#
my $dxchan;
my $pc50s;
- # send out a pc50 on EVERY channel all at once
- if ($t >= $last_pc50 + $DXProt::pc50_interval) {
- $pc50s = pc50($main::me, scalar DXChannel::get_all_users);
- eph_dup($pc50s);
- $last_pc50 = $t;
- }
-
- foreach $dxchan (@dxchan) {
- next unless $dxchan->is_node;
- next if $dxchan->handle_xml;
- next if $dxchan == $main::me;
-
- # send the pc50
- $dxchan->send($pc50s) if $pc50s;
-
- # send a ping out on this channel
- if ($dxchan->{pingint} && $t >= $dxchan->{pingint} + $dxchan->{lastping}) {
- if ($dxchan->{nopings} <= 0) {
- $dxchan->disconnect;
- } else {
- DXXml::Ping::add($main::me, $dxchan->call);
- $dxchan->{nopings} -= 1;
- $dxchan->{lastping} = $t;
- $dxchan->{lastping} += $dxchan->{pingint} / 2 unless @{$dxchan->{pingtime}};
- }
- }
-
- }
-
- Investigate::process();
- clean_pc92_find();
-
# every ten seconds
if ($t - $last10 >= 10) {
# clean out ephemera
eph_clean();
import_chat();
- if ($main::systime >= $next_pc92_obs_timeout) {
- time_out_pc92_routes();
- $next_pc92_obs_timeout = $main::systime + $pc92_obs_timeout;
+ $last10 = $t;
+
+ # send out a pc50 on EVERY channel all at once
+ if ($t >= $last_pc50 + $pc50_interval) {
+ $pc50s = pc50($main::me, scalar DXChannel::get_all_users);
+ eph_dup($pc50s);
+ $last_pc50 = $t;
}
- $last10 = $t;
+ foreach $dxchan (@dxchan) {
+ next unless $dxchan->is_node;
+ next if $dxchan == $main::me;
+
+ # send the pc50
+ $dxchan->send($pc50s) if !$dxchan->{do_pc9x} && $pc50s;
+
+ # send a ping out on this channel
+ if ($dxchan->{pingint} && $t >= $dxchan->{pingint} + $dxchan->{lastping}) {
+ if ($dxchan->{nopings} <= 0) {
+ dbg("ROUTE: $dxchan->{call} disconnected on ping obscount") if isdbg('obscount');
+ $dxchan->disconnect;
+ } else {
+ DXXml::Ping::add($main::me, $dxchan->call);
+ $dxchan->{nopings} -= 1;
+ $dxchan->{lastping} = $t;
+ $dxchan->{lastping} += $dxchan->{pingint} / 2 unless @{$dxchan->{pingtime}};
+ dbg("ROUTE: $dxchan->{call} ping obscount = $dxchan->{nopings}") if isdbg('obscount');
+ }
+ }
+ }
+
+ clean_pc92_find();
# send out config broadcasts
foreach $dxchan (@dxchan) {
next unless $dxchan->is_node;
# send out a PC92 config record if required for me and
- # all my non pc9x dependent nodes.
+ # all my non pc9x dependent nodes. But for dependent nodes we only do
+ # this if we have not seen any from anyone else for at least half
+ # of one update period. This should stop quite a bit of excess C
+ # records. Someone will win, it does not really matter who, because
+ # we always believe "us".
if ($main::systime >= $dxchan->{next_pc92_update}) {
- dbg("ROUTE: pc92 broadcast candidate: $dxchan->{call}") if isdbg('obscount');
if ($dxchan == $main::me || !$dxchan->{do_pc9x}) {
- $dxchan->broadcast_pc92_update($dxchan->{call});
+ dbg("ROUTE: pc92 broadcast candidate: $dxchan->{call}") if isdbg('obscount');
+ my $ref = Route::Node::get($dxchan->{call});
+ if ($dxchan == $main::me || ($ref && ($ref->measure_pc9x_t($main::systime-$main::systime_daystart)) >= $pc92_extnode_update_period/2)) {
+ $dxchan->broadcast_pc92_update($dxchan->{call});
+ } else {
+ $dxchan->update_pc92_next;
+ }
+ } else {
+ $dxchan->update_pc92_next; # this won't actually do anything, it's just to be tidy
}
}
}
+
+ # do the keepalive for me, if required
+ if ($main::systime >= $main::me->{next_pc92_keepalive}) {
+ $main::me->broadcast_pc92_keepalive($main::mycall);
+ time_out_pc92_routes();
+ }
+
+ if ($pc92_slug_changes && $main::systime >= $last_pc92_slug + $pc92_slug_changes) {
+ my ($add, $del) = gen_pc92_changes();
+ $main::me->route_pc92d($main::mycall, undef, $main::routeroot, @$del) if @$del;
+ $main::me->route_pc92a($main::mycall, undef, $main::routeroot, @$add) if @$add;
+ clear_pc92_changes();
+ }
}
if ($main::systime - 3600 > $last_hour) {
sub chat
{
- goto &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 $filter;
+ }
+ if (($self->is_spider || $self->is_ak1a) && $_[1] ne $main::mycall) {
+ send_prot_line($self, $filter, $hops, $isolate, $line);
+ }
}
my $node;
my @rawintcalls = map { $_->nodes } @localnodes if @localnodes;
my @intcalls;
- for $node (@rawintcalls) {
- push @intcalls, $node unless grep $node eq $_, @intcalls;
+ foreach $node (@rawintcalls) {
+ push @intcalls, $node if grep $_ && $node != $_, @intcalls;
}
my $ref = Route::Node::get($self->{call});
my @rnodes = $ref->nodes;
- for $node (@intcalls) {
- push @remotenodes, Route::Node::get($node) unless grep $node eq $_, @rnodes, @remotenodes;
+ foreach $node (@intcalls) {
+ push @remotenodes, Route::Node::get($node) if grep $_ && $node != $_, @rnodes, @remotenodes;
}
$self->send_route($main::mycall, \&pc19, scalar(@remotenodes), @remotenodes);
}
my $node = shift;
if ($node->{call} eq $main::mycall) {
+ clear_pc92_changes(); # remove any slugged data, we are generating it as now
my @dxchan = grep { $_->call ne $main::mycall && !$_->{isolate} } DXChannel::get_all();
dbg("ROUTE: all dxchan: " . join(',', map{$_->{call}} @dxchan)) if isdbg('routelow');
my @localnodes = map { my $r = Route::get($_->{call}); $r ? $r : () } @dxchan;
dbg("ROUTE: broadcast_pc92_update $call") if isdbg('obscount');
my $nref = Route::Node::get($call);
+ unless ($nref) {
+ dbg("ERROR: broadcast_pc92_update - Route::Node $call disappeared");
+ return;
+ }
my $l = $nref->last_PC92C(gen_my_pc92_config($nref));
+ $nref->lastid(last_pc9x_id());
+ $main::me->broadcast_route_pc9x($main::mycall, undef, $l, 0);
+ $self->update_pc92_next;
+}
+
+sub broadcast_pc92_keepalive
+{
+ my $self = shift;
+ my $call = shift;
+
+ dbg("ROUTE: broadcast_pc92_keepalive $call") if isdbg('obscount');
+
+ my $nref = Route::Node::get($call);
+ unless ($nref) {
+ dbg("ERROR: broadcast_pc92_keepalive - Route::Node $call disappeared");
+ return;
+ }
+ my $l = pc92k($nref);
+ $nref->lastid(last_pc9x_id());
$main::me->broadcast_route_pc9x($main::mycall, undef, $l, 0);
- $self->update_pc92_next($pc92_update_period);
+ $self->update_pc92_keepalive;
}
sub time_out_pc92_routes
my $call = $self->{call};
my $hops;
- if (($hops) = $s =~ /\^H(\d+)\^?~?$/o) {
+ if (($hops) = $s =~ /\^H([-\d]+)\^?~?$/o) {
my ($pcno) = $s =~ /^PC(\d\d)/o;
confess "$call called adjust_hops with '$s'" unless $pcno;
my $ref = $nodehops{$call} if %nodehops;
return "" if defined $newhops && $newhops == 0;
$newhops = $ref->{default} unless $newhops;
return "" if defined $newhops && $newhops == 0;
- $newhops = $hops if !$newhops;
- $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
+ $newhops = $hops unless $newhops;
+ return "" unless $newhops > 0;
+ $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops != $hops;
+ } else {
+ return "" unless $hops > 0;
}
}
return $s;
sub disconnect
{
my $self = shift;
- my $pc39flag = shift;
+ my $pc39flag = shift || 0;
my $call = $self->call;
return if $self->{disconnecting}++;
- unless ($pc39flag && $pc39flag == 1) {
+ unless ($pc39flag == 1) {
$self->send_now("D", DXProt::pc39($main::mycall, $self->msg('disc1', "System Op")));
}
# 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 = $_->call;
- eph_del_regex("^PC1[679].*$c");
- }
- }
RouteDB::delete_interface($call);
my $mref = DXMsg::get_busy($call);
$mref->stop_msg($call) if $mref;
- # broadcast to all other nodes that all the nodes connected to via me are gone
- unless ($pc39flag && $pc39flag == 2) {
- $self->route_pc21($main::mycall, undef, @rout) if @rout;
- $self->route_pc92d($main::mycall, undef, $main::routeroot, $node) if $node;
- }
-
# remove outstanding pings
delete $pings{$call};
Log('DXProt', $call . " Disconnected");
$self->SUPER::disconnect;
+
+ # here we determine what needs to go out of the routing table
+ my @rout;
+ if ($node && $pc39flag != 2) {
+ dbg('%Route::Node::List = ' . join(',', sort keys %Route::Node::list)) if isdbg('routedisc');
+
+ @rout = $node->del($main::routeroot);
+
+ dbg('@rout = ' . join(',', sort map {$_->call} @rout)) if isdbg('routedisc');
+
+ # now we need to see what can't be routed anymore and came
+ # in via this node (probably).
+ my $n = 0;
+ while ($n != @rout) {
+ $n = @rout;
+ for (Route::Node::get_all()) {
+ unless ($_->dxchan) {
+ push @rout, $_->delete;
+ }
+ }
+ dbg('@rout = ' . join(',', sort map {$_->call} @rout)) if isdbg('routedisc');
+ }
+
+ dbg('%Route::Node::List = ' . join(',', sort keys %Route::Node::list)) if isdbg('routedisc');
+
+ # and all my ephemera as well
+ for (@rout) {
+ my $c = $_->call;
+ eph_del_regex("^PC1[679].*$c");
+ }
+ }
+
+ # broadcast to all other nodes that all the nodes connected to via me are gone
+ unless ($pc39flag == 2) {
+ $self->route_pc21($main::mycall, undef, @rout) if @rout;
+ $self->route_pc92d($main::mycall, undef, $main::routeroot, $node) if $node;
+ }
}
for (; @_ && $no; $no--) {
my $r = shift;
+ # don't send messages with $self's call in back to them
+ if ($r->call eq $self->{call}) {
+ dbg("PCPROT: trying to send $self->{call} back itself") if isdbg('chanerr');
+ next;
+ }
+
if (!$self->{isolate} && $self->{routefilter}) {
$filter = undef;
if ($r) {
next if $origin eq $dxchan->{call}; # don't route some from this call back again.
next unless $dxchan->isa('DXProt');
next if $dxchan->{do_pc9x};
- next if ($generate == \&pc16 || $generate==\&pc17) && !$dxchan->user->wantsendpc16;
-
+ if ($generate == \&pc16 || $generate==\&pc17) {
+ next unless $dxchan->user->wantsendpc16;
+ }
$dxchan->send_route($origin, $generate, @_);
}
}
broadcast_route($self, $origin, \&pc41, $line, 1, @_);
}
+# this is probably obsolete now
sub route_pc50
{
my $self = shift;
my $origin = shift;
my $line = shift;
+
broadcast_route($self, $origin, \&pc50, $line, 1, @_);
}