use DXLog;
use DXUser;
use DXChannel;
-use Math::Round qw(nearest);
+use Math::Round qw(nearest nearest_floor);
use Date::Parse;
use Time::HiRes qw(gettimeofday);
use Spot;
CData => 2,
};
+use constant {
+ DScore => 0,
+ DGood => 1,
+ DBad => 2,
+ DLastin => 3,
+ DEviants => 4,
+ };
+
our $DATA_VERSION = 1;
# this is to allow the feed to "warm up" with duplicates
# so that the "big rush" doesn't happen.
-our $minspottime = 15*60; # the time between respots of a callsign - if a call is
+our $minspottime = 30*60; # the time between respots of a callsign - if a call is
# still being spotted (on the same freq) and it has been
# spotted before, it's spotted again after this time
# until the next minspottime has passed.
my $json;
my $noinrush = 0; # override the inrushpreventor if set
+our $maxdeviants = 5; # the number of deviant QRGs to record for skimmer records
sub init
{
# process to just the standard "message passing" which has been shown to be able to sustain over 5000
# per second (limited by the test program's output and network speed, rather than DXSpider's handling).
- my $nearest = 1;
my $search = 5;
- my $mult = 10;
- my $tqrg = $qrg * $mult;
- my $nqrg = nearest($nearest, $tqrg); # normalised to nearest Khz
-# my $nqrg = nearest_even($qrg); # normalised to nearest Khz
+ my $nqrg = nearest(1, $qrg * 10); # normalised to nearest Khz
my $sp = "$call|$nqrg"; # hopefully the skimmers will be calibrated at least this well!
# find it?
my $cand = $spots->{$sp};
unless ($cand) {
my ($i, $new);
- for ($i = $tqrg; !$cand && $i <= $tqrg+$search; $i += 1) {
+ for ($i = $nqrg; !$cand && $i <= $nqrg+$search; $i += 1) {
$new = "$call|$i";
$cand = $spots->{$new}, last if exists $spots->{$new};
}
if ($cand) {
- my $diff = $i - $tqrg;
+ my $diff = $i - $nqrg;
dbg(qq{RBN: QRG Diff using $new (+$diff) for $sp for qrg $qrg}) if (isdbg('rbnqrg') || isdbg('rbn'));
$sp = $new;
}
}
unless ($cand) {
my ($i, $new);
- for ($i = $tqrg; !$cand && $i >= $tqrg-$search; $i -= 1) {
+ for ($i = $nqrg; !$cand && $i >= $nqrg-$search; $i -= 1) {
$new = "$call|$i";
$cand = $spots->{$new}, last if exists $spots->{$new};
}
if ($cand) {
- my $diff = $tqrg - $i;
+ my $diff = $nqrg - $i;
dbg(qq{RBN: QRG Diff using $new (-$diff) for $sp for qrg $qrg}) if (isdbg('rbnqrg') || isdbg('rbn'));
$sp = $new;
}
my $quality = shift;
my $cand = shift;
my $call = $dxchan->{call};
-
-
my $strength = 100; # because it could if we talk about FTx
my $saver;
-
my %zone;
- my %qrg;
my $respot;
my $qra;
foreach my $r (@$cand) {
# $r = [$origin, $qrg, $call, $mode, $s, $t, $utz, $respot, $qra];
# Spot::prepare($qrg, $call, $utz, $comment, $origin);
- next unless ref $r;
+ next unless $r && ref $r;
- $respot = 1 if $r->[Respot];
$qra = $r->[RQra] if !$qra && $r->[RQra] && is_qra($r->[RQra]);
$comment = sprintf "%-3s %2ddB $quality", $r->[RMode], $r->[RStrength];
my $s = $r->[RSpotData]; # the prepared spot
$s->[SComment] = $comment; # apply new generated comment
-
++$zone{$s->[SZone]}; # save the spotter's zone
- ++$qrg{$s->[SQrg]}; # and the qrg
-
# save the lowest strength one
if ($r->[RStrength] < $strength) {
delete $zone{$saver->[SZone]}; # remove this spotter's zone (leaving all the other zones)
my $z = join ',', sort {$a <=> $b} keys %zone;
- # determine the most likely qrg and then set it
- my $mv = 0;
- my $fk;
- my $c = 0;
- while (my ($k, $v) = each %qrg) {
- $fk = $k, $mv = $v if $v > $mv;
- ++$c;
- }
- $saver->[SQrg] = $fk;
- $saver->[SComment] .= '*' if $c > 1;
- $saver->[SComment] .= '+' if $respot;
+ # alter spot data accordingly
$saver->[SComment] .= " Z:$z" if $z;
- if ($c > 1 && (isdbg('rbnqrg') || isdbg('rbn'))) {
-
- }
dbg("RBN: SENDING to $call spot: $saver->[SCall] qrg: $saver->[SQrg] origin: $saver->[SOrigin] $saver->[SComment]") if isdbg 'rbnll';
if ($dxchan->{ve7cc}) {
{
foreach my $dxchan (DXChannel::get_all()) {
next unless $dxchan->is_rbn;
-
+
# At this point we run the queue to see if anything can be sent onwards to the punter
my $now = $main::systime;
-
+ my $ta = [gettimeofday];
+ my $items = 0;
+
# now run the waiting queue which just contains KEYS ($call|$qrg)
foreach my $sp (keys %{$dxchan->{queue}}) {
my $cand = $spots->{$sp};
+ ++$items;
unless ($cand && $cand->[CTime]) {
dbg "RBN Cand $sp " . ($cand ? 'def' : 'undef') . " [CTime] " . ($cand->[CTime] ? 'def' : 'undef') . " dwell $dwelltime";
next;
if ($now >= $cand->[CTime] + $dwelltime ) {
# we have a candidate, create qualitee value(s);
unless (@$cand > CData) {
- dbg "RBN: QUEUE key '$sp' MISSING RECORDS, IGNORED" . dd($cand) if isdbg 'rbn';
+ dbg "RBN: QUEUE key '$sp' MISSING RECORDS, IGNORED" . dd($cand) if isdbg 'rbnqueue';
next;
}
dbg "RBN: QUEUE PROCESSING key: '$sp' $now >= $cand->[CTime]" if isdbg 'rbnqueue';
- my $r = $cand->[CData];
my $quality = @$cand - CData;
+ my $spotters = $quality;
+
+ # dump it and remove it from the queue if it is of unadequate quality
+ if ($quality < $minqual) {
+ if (isdbg('rbnskim')) {
+ my $r = $cand->[CData];
+ if ($r) {
+ my $s = "RBN: SPOT IGNORED(Q:$quality < Q:$minqual) key: '$sp' = $r->[RCall] on $r->[RQrg] by $r->[ROrigin] \@ $r->[RTime] route: $dxchan->{call}";
+ dbg($s);
+ }
+ }
+ delete $spots->{$sp}; # don't remember it either - this means that a spot HAS to come in with sufficient spotters to be processed.
+ delete $dxchan->{queue}->{$sp};
+ next;
+ }
+
$quality = 9 if $quality > 9;
$cand->[CQual] = $quality if $quality > $cand->[CQual];
- my $squality = "Q:$cand->[CQual]";
- if ($cand->[CQual] >= $minqual) {
- if (isdbg('progress')) {
- my $s = "RBN: SPOT key: '$sp' = $r->[RCall] on $r->[RQrg] by $r->[ROrigin] \@ $r->[RTime] $squality route: $dxchan->{call}";
- dbg($s);
+ my $r;
+ my %qrg;
+ my $skimmer;
+ my $sk;
+ my $band;
+ my %seen;
+ foreach $r (@$cand) {
+ next unless ref $r;
+ if (exists $seen{$r->[ROrigin]}) {
+ undef $r;
+ next;
}
- send_dx_spot($dxchan, $squality, $cand);
- } elsif (isdbg('rbn')) {
- my $s = "RBN: SPOT IGNORED(Q $cand->[CQual] < $minqual) key: '$sp' = $r->[RCall] on $r->[RQrg] by $r->[ROrigin] \@ $r->[RTime] $squality route: $dxchan->{call}";
+ $seen{$r->[ROrigin]} = 1;
+ $band ||= int $r->[RQrg] / 1000;
+ $sk = "SKIM|$r->[ROrigin]|$band";
+ $skimmer = $spots->{$sk};
+ unless ($skimmer) {
+ $skimmer = $spots->{$sk} = [0+0, 0+0, 0+0, $now, []]; # this stupid incantation is to make sure than there are no JSON nulls!
+ dbg("RBN:SKIM new slot $sk " . $json->encode($skimmer)) if isdbg('rbnskim');
+ }
+ $qrg{$r->[RQrg]} += ($skimmer->[DScore] || 1);
+ }
+
+ # determine the most likely qrg and then set it
+ my @deviant;
+ my $c = 0;
+ my $mv = 0;
+ my $qrg;
+ while (my ($k, $votes) = each %qrg) {
+ $qrg = $k, $mv = $votes if $votes >= $mv;
+ ++$c;
+ }
+ # spit out the deviants
+ foreach $r (@$cand) {
+ next unless $r && ref $r;
+ my $diff = $c > 1 ? nearest(.1, $r->[RQrg] - $qrg) : 0;
+ $sk = "SKIM|$r->[ROrigin]|$band";
+ $skimmer = $spots->{$sk};
+ $skimmer->[DBad] ||= 0+0; # stop JSON nulls?
+ $skimmer->[DEviants] ||= []; # ditto
+ if ($diff) {
+ ++$skimmer->[DBad] if $skimmer->[DBad] < $maxdeviants;
+ --$skimmer->[DGood] if $skimmer->[DGood] > 0;
+ push @deviant, sprintf("$r->[ROrigin]:%+.1f", $diff);
+ push @{$skimmer->[DEviants]}, $diff;
+ shift @{$skimmer->[DEviants]} while @{$skimmer->[DEviants]} > $maxdeviants;
+ } else {
+ ++$skimmer->[DGood] if $skimmer->[DGood] < $maxdeviants;
+ --$skimmer->[DBad] if $skimmer->[DBad] > 0;
+ shift @{$skimmer->[DEviants]};
+ }
+ $skimmer->[DScore] = $skimmer->[DGood] - $skimmer->[DBad];
+ $skimmer->[DScore] ||= 0.2; # minimun score
+ dbg("RBN:SKIM key $sp slot $sk $r->[RQrg] - $qrg = $diff " . $json->encode($skimmer)) if isdbg('rbnskim');
+ $skimmer->[DLastin] = $now;
+ $r->[RSpotData]->[SQrg] = $qrg if $qrg && $c > 1; # set all the QRGs to the agreed value
+ }
+
+ $qrg = (sprintf "%.1f", $qrg)+0;
+ $r = $cand->[CData];
+ $r->[RQrg] = $qrg;
+ my $squality = "Q:$cand->[CQual]";
+ $squality .= '*' if $c > 1;
+ $squality .= '+' if $r->[Respot];
+
+ if (isdbg('progress')) {
+ my $s = "RBN: SPOT key: '$sp' = $r->[RCall] on $r->[RQrg] by $r->[ROrigin] \@ $r->[RTime] $squality route: $dxchan->{call}";
+ my $td = @deviant;
+ $s .= " QRGScore $mv Deviants ($td/$spotters): ";
+ $s .= join(', ', sort @deviant) if $td;
dbg($s);
}
+
+ # finally send it out to any waiting public
+ send_dx_spot($dxchan, $squality, $cand);
# clear out the data and make this now just "spotted", but no further action required until respot time
dbg "RBN: QUEUE key '$sp' cleared" if isdbg 'rbn';
-
- $spots->{$sp} = [$now, $cand->[CQual]];
+
+ delete $spots->{$sp};
delete $dxchan->{queue}->{$sp};
- } else {
+
+ # calculate new sp (which will be 70% likely the same as the old one)
+ # we do this to cope with the fact that the first spotter may well be "wrongly calibrated" giving a qrg that disagrees with the majority.
+ # and we want to store the key that corresponds to majority opinion.
+ my $nqrg = nearest(1, $qrg * 10); # normalised to nearest Khz
+ my $nsp = "$r->[RCall]|$nqrg";
+ if ($sp ne $nsp) {
+ dbg("RBN:SKIM CHANGE KEY sp '$sp' -> '$nsp' for storage") if isdbg('rbnskim');
+ $spots->{$nsp} = [$now, $cand->[CQual]];
+ }
+ }
+ else {
dbg sprintf("RBN: QUEUE key: '$sp' SEND time not yet reached %.1f secs left", $cand->[CTime] + $dwelltime - $now) if isdbg 'rbnqueue';
}
}
+ if (isdbg('rbntimer')) {
+ my $diff = _diffus($ta);
+ dbg "RBN: TIMER process queue for call: $dxchan->{call} $items spots $diff uS";
+ }
}
-
}
sub per_minute
{
foreach my $dxchan (DXChannel::get_all()) {
next unless $dxchan->is_rbn;
- dbg "RBN:STATS minute $dxchan->{call} raw: $dxchan->{noraw} sent: $dxchan->{norbn} delivered: $dxchan->{nospot} users: " . scalar keys %{$dxchan->{nousers}} if isdbg('rbnstats');
+ dbg "RBN:STATS minute $dxchan->{call} raw: $dxchan->{noraw} retrieved spots: $dxchan->{norbn} delivered: $dxchan->{nospot} after filtering to users: " . scalar keys %{$dxchan->{nousers}} if isdbg('rbnstats');
if ($dxchan->{noraw} == 0 && $dxchan->{lasttime} > 60) {
LogDbg('RBN', "RBN: no input from $dxchan->{call}, disconnecting");
$dxchan->disconnect;
while (my ($k,$cand) = each %{$spots}) {
next if $k eq 'VERSION';
next if $k =~ /^O\|/;
+ next if $k =~ /^SKIM\|/;
if ($main::systime - $cand->[CTime] > $minspottime*2) {
delete $spots->{$k};
foreach my $dxchan (DXChannel::get_all()) {
next unless $dxchan->is_rbn;
my $nq = keys %{$dxchan->{queue}};
- dbg "RBN:STATS 10-minute $dxchan->{call} queue: $nq raw: $dxchan->{noraw10} sent: $dxchan->{norbn10} delivered: $dxchan->{nospot10} users: " . scalar keys %{$dxchan->{nousers10}};
+ my $pc = $dxchan->{noraw10} ? sprintf("%.1f%%",$dxchan->{norbn10}*100/$dxchan->{noraw10}) : '0.0%';
+ dbg "RBN:STATS 10-minute $dxchan->{call} queue: $nq raw: $dxchan->{noraw10} retrieved spots: $dxchan->{norbn10} ($pc) delivered: $dxchan->{nospot10} after filtering to users: " . scalar keys %{$dxchan->{nousers10}};
$dxchan->{noraw10} = $dxchan->{norbn10} = $dxchan->{nospot10} = 0; $dxchan->{nousers10} = {};
}
}
foreach my $dxchan (DXChannel::get_all()) {
next unless $dxchan->is_rbn;
my $nq = keys %{$dxchan->{queue}};
- dbg "RBN:STATS hour $dxchan->{call} queue: $nq raw: $dxchan->{norawhour} sent: $dxchan->{norbnhour} delivered: $dxchan->{nospothour} users: " . scalar keys %{$dxchan->{nousershour}};
+ my $pc = $dxchan->{norawhour} ? sprintf("%.1f%%",$dxchan->{norbnhour}*100/$dxchan->{norawhour}) : '0.0%';
+ dbg "RBN:STATS hour $dxchan->{call} queue: $nq raw: $dxchan->{norawhour} retrieved spots: $dxchan->{norbnhour} ($pc) delivered: $dxchan->{nospothour} after filtering to users: " . scalar keys %{$dxchan->{nousershour}};
$dxchan->{norawhour} = $dxchan->{norbnhour} = $dxchan->{nospothour} = 0; $dxchan->{nousershour} = {};
}
}
sub write_cache
{
- my $fh = IO::File->new(">$cachefn") or confess("writing $cachefn $!");
- my $s = $json->encode($spots);
- $fh->print($s);
- $fh->close;
+ my $ta = [ gettimeofday ];
+ $json->indent(1);
+ my $s = eval {$json->encode($spots)};
+ if ($s) {
+ my $fh = IO::File->new(">$cachefn") or confess("writing $cachefn $!");
+ $fh->print($s);
+ $fh->close;
+ } else {
+ dbg("RBN:Write_cache error '$@'");
+ }
+ $json->indent(0);
+ my $diff = _diffms($ta);
+ dbg("RBN:WRITE_CACHE time to write: $diff mS");
}
sub check_cache
while (my ($k, $cand) = each %$spots) {
next if $k eq 'VERSION';
next if $k =~ /^O\|/;
+ next if $k =~ /^SKIM\|/;
if (@$cand > CData) {
$spots->{$k} = [$cand->[CTime], $cand->[CQual]];
}
return 1;
}
}
+ dbg("RBN::checkcache error decoding $@");
}
- dbg("RBN::checkcache error decoding $@");
} else {
my $d = difft($main::systime-$cache_valid);
dbg("RBN::checkcache '$cachefn' created $p ago is too old (> $d), ignored");