package DXCluster;
-use Exporter;
-@ISA = qw(Exporter);
-use Carp;
use DXDebug;
+use DXUtil;
use strict;
-
-my %cluster = (); # this is where we store the dxcluster database
-
-my %valid = (
- mynode => '0,Parent Node,showcall',
- call => '0,Callsign',
- confmode => '0,Conference Mode,yesno',
- here => '0,Here?,yesno',
- dxchan => '5,Channel ref',
- pcversion => '5,Node Version',
- list => '5,User List,dolist',
- users => '0,No of Users',
-);
+use vars qw(%cluster %valid);
+
+%cluster = (); # this is where we store the dxcluster database
+
+%valid = (
+ mynode => '0,Parent Node',
+ call => '0,Callsign',
+ confmode => '0,Conference Mode,yesno',
+ here => '0,Here?,yesno',
+ dxchancall => '5,Channel Call',
+ pcversion => '5,Node Version',
+ list => '5,User List,DXCluster::dolist',
+ users => '0,No of Users',
+ );
+
+use vars qw($VERSION $BRANCH);
+$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
+$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
+$main::build += $VERSION;
+$main::branch += $BRANCH;
sub alloc
{
- my ($pkg, $dxchan, $call, $confmode, $here) = @_;
- die "$call is already alloced" if $cluster{$call};
- my $self = {};
- $self->{call} = $call;
- $self->{confmode} = $confmode;
- $self->{here} = $here;
- $self->{dxchan} = $dxchan;
+ my ($pkg, $dxchan, $call, $confmode, $here) = @_;
+ die "$call is already alloced" if $cluster{$call};
+ my $self = {};
+ $self->{call} = $call;
+ $self->{confmode} = $confmode;
+ $self->{here} = $here;
+ $self->{dxchancall} = $dxchan->call;
+
+ $cluster{$call} = bless $self, $pkg;
+ return $self;
+}
+
+# get an entry exactly as it is
+sub get_exact
+{
+ my ($pkg, $call) = @_;
- $cluster{$call} = bless $self, $pkg;
- return $self;
+ # belt and braces
+ $call = uc $call;
+
+ # search for 'as is' only
+ return $cluster{$call};
}
+#
# search for a call in the cluster
+# taking into account SSIDs
+#
sub get
{
- my ($pkg, $call) = @_;
- return $cluster{$call};
+ my ($pkg, $call) = @_;
+
+ # belt and braces
+ $call = uc $call;
+
+ # search for 'as is'
+ my $ref = $cluster{$call};
+ return $ref if $ref;
+
+ # search for the unSSIDed one
+ $call =~ s/-\d+$//o;
+ $ref = $cluster{$call};
+ return $ref if $ref;
+
+ # search for the SSIDed one
+ my $i;
+ for ($i = 1; $i < 17; $i++) {
+ $ref = $cluster{"$call-$i"};
+ return $ref if $ref;
+ }
+ return undef;
}
# get all
sub get_all
{
- return values(%cluster);
+ return values(%cluster);
}
-sub delcluster;
-{
- my $self = shift;
- delete $cluster{$self->{call}};
-}
-
-
# return a prompt for a field
sub field_prompt
{
- my ($self, $ele) = @_;
- return $valid{$ele};
+ my ($self, $ele) = @_;
+ return $valid{$ele};
+}
+#
+# return a list of valid elements
+#
+
+sub fields
+{
+ return keys(%valid);
}
# this expects a reference to a list in a node NOT a ref to a node
sub dolist
{
- my $self = shift;
- my $out;
- my $ref;
+ my $self = shift;
+ my $out;
+ my $ref;
- foreach $ref (@{$self}) {
- my $s = $ref->{call};
- $s = "($s)" if !$ref->{here};
- $out .= "$s ";
- }
- chop $out;
- return $out;
+ foreach my $call (keys %{$self}) {
+ $ref = $$self{$call};
+ my $s = $ref->{call};
+ $s = "($s)" if !$ref->{here};
+ $out .= "$s ";
+ }
+ chop $out;
+ return $out;
}
# this expects a reference to a node
sub showcall
{
- my $self = shift;
- return $self->{call};
+ my $self = shift;
+ return $self->{call};
}
-sub DESTROY
+# the answer required by show/cluster
+sub cluster
{
- my $self = shift;
- dbg('cluster', "destroying $self->{call}\n");
+ my $users = DXCommandmode::get_all();
+ my $uptime = main::uptime();
+ my $tot = $DXNode::users;
+
+ return " $DXNode::nodes nodes, $users local / $tot total users Max users $DXNode::maxusers Uptime $uptime";
+}
+
+sub mynode
+{
+ my $self = shift;
+ my $noderef = shift;
+
+ if ($noderef) {
+ $self->{mynode} = $noderef->call;
+ } else {
+ $noderef = DXCluster->get_exact($self->{mynode});
+ unless ($noderef) {
+ my $mynode = $self->{mynode};
+ my $call = $self->{call};
+ dbg("parent node $mynode has disappeared from $call") if isdbg('err');
+ }
+ }
+ return $noderef;
+}
+
+sub dxchan
+{
+ my $self = shift;
+ my $dxchan = shift;
+
+ if ($dxchan) {
+ $self->{dxchancall} = $dxchan->call;
+ } else {
+ $dxchan = DXChannel->get($self->{dxchancall});
+ unless ($dxchan) {
+ my $dxcall = $self->{dxchancall};
+ my $call = $self->{call};
+ dbg("parent dxchan $dxcall has disappeared from $call") if isdbg('err');
+ }
+ }
+ return $dxchan;
}
no strict;
sub AUTOLOAD
{
- my $self = shift;
- my $name = $AUTOLOAD;
+ my $self = shift;
+ my $name = $AUTOLOAD;
- return if $name =~ /::DESTROY$/;
- $name =~ s/.*:://o;
+ return if $name =~ /::DESTROY$/;
+ $name =~ s/.*:://o;
- confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
- @_ ? $self->{$name} = shift : $self->{$name} ;
+ confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
+ # this clever line of code creates a subroutine which takes over from autoload
+ # from OO Perl - Conway
+ *{$AUTOLOAD} = sub {@_ > 1 ? $_[0]->{$name} = $_[1] : $_[0]->{$name}} ;
+ @_ ? $self->{$name} = shift : $self->{$name} ;
}
#
use DXDebug;
use strict;
-my $users = 0;
sub new
{
- my ($pkg, $dxchan, $node, $call, $confmode, $here) = @_;
+ my ($pkg, $dxchan, $node, $call, $confmode, $here) = @_;
- die "tried to add $call when it already exists" if DXCluster->get($call);
+ die "tried to add $call when it already exists" if DXCluster->get_exact($call);
- my $self = $pkg->alloc($dxchan, $call, $confmode, $here);
- $self->{mynode} = $node;
- $self->{list}->{$call} = $self; # add this user to the list on this node
- $users++;
- dbg('cluster', "allocating user $self->{call}\n");
- return $self;
+ my $self = $pkg->alloc($dxchan, $call, $confmode, $here);
+ $self->{mynode} = $node->call;
+ $node->add_user($call, $self);
+ dbg("allocating user $call to $node->{call} in cluster\n") if isdbg('cluster');
+ return $self;
}
sub del
{
- my $self = shift;
- my $call = $self->{call};
- my $node = $self->{mynode};
-
- delete $node->{list}->{$call};
- delete $cluster{$call}; # remove me from the cluster table
- $users-- if $users > 0;
+ my $self = shift;
+ my $call = $self->{call};
+ my $node = $self->mynode;
+
+ $node->del_user($call);
+ dbg("deleting user $call from $node->{call} in cluster\n") if isdbg('cluster');
}
sub count
{
- return $users; # + 1 for ME (naf eh!)
+ return $DXNode::users; # + 1 for ME (naf eh!)
}
no strict;
use DXDebug;
use strict;
-my $nodes = 0;
+use vars qw($nodes $users $maxusers);
+
+$nodes = 0;
+$users = 0;
+$maxusers = 0;
+
sub new
{
- my ($pkg, $dxchan, $call, $confmode, $here, $pcversion) = @_;
- my $self = $pkg->alloc($dxchan, $call, $confmode, $here);
- $self->{version} = $pcversion;
- $self->{list} = { } ;
- $nodes++;
- dbg('cluster', "allocating node $self->{call}\n");
- return $self;
+ my ($pkg, $dxchan, $call, $confmode, $here, $pcversion) = @_;
+ my $self = $pkg->alloc($dxchan, $call, $confmode, $here);
+ $self->{pcversion} = $pcversion;
+ $self->{list} = { } ;
+ $self->{mynode} = $self->call; # for sh/station
+ $self->{users} = 0;
+ $nodes++;
+ dbg("allocating node $call to cluster\n") if isdbg('cluster');
+ return $self;
}
# get all the nodes
sub get_all
{
- my $list;
- my @out;
- foreach $list (values(%cluster)) {
- push @out, $list if $list->{pcversion};
- }
- return @out;
+ my $list;
+ my @out;
+ foreach $list (values(%DXCluster::cluster)) {
+ push @out, $list if $list->{pcversion};
+ }
+ return @out;
}
sub del
{
- my $self = shift;
- my $call = $self->{call};
- my $ref;
+ my $self = shift;
+ my $call = $self->{call};
+ my $ref;
+
+ # delete all the listed calls
+ foreach $ref (values %{$self->{list}}) {
+ $ref->del(); # this also takes them out of this list
+ }
+ delete $DXCluster::cluster{$call}; # remove me from the cluster table
+ dbg("deleting node $call from cluster\n") if isdbg('cluster');
+ $users -= $self->{users}; # it may be PC50 updated only therefore > 0
+ $users = 0 if $users < 0;
+ $nodes--;
+ $nodes = 0 if $nodes < 0;
+}
+
+sub add_user
+{
+ my $self = shift;
+ my $call = shift;
+ my $ref = shift;
+
+ $self->{list}->{$call} = $ref; # add this user to the list on this node
+ $self->{users} = keys %{$self->{list}};
+ $users++;
+ $maxusers = $users+$nodes if $users+$nodes > $maxusers;
+}
- # delete all the listed calls
- foreach $ref (values %{$self->{list}}) {
- $ref->del(); # this also takes them out of this list
- }
- $nodes-- if $nodes > 0;
+sub del_user
+{
+ my $self = shift;
+ my $call = shift;
+
+ delete $self->{list}->{$call};
+ delete $DXCluster::cluster{$call}; # remove me from the cluster table
+ $self->{users} = keys %{$self->{list}};
+ $users--;
+ $users = 0, warn "\$users gone neg, reset" if $users < 0;
+ $maxusers = $users+$nodes if $users+$nodes > $maxusers;
}
sub update_users
{
- my $self = shift;
- if (%{$self->{list}}) {
- $self->{users} = scalar %{$self->{list}};
- } else {
- $self->{users} = shift;
- }
+ my $self = shift;
+ my $count = shift;
+ $count = 0 unless $count;
+
+ $users -= $self->{users};
+ $self->{users} = $count unless keys %{$self->{list}};
+ $users += $self->{users};
+ $maxusers = $users+$nodes if $users+$nodes > $maxusers;
}
sub count
{
- return $nodes; # + 1 for ME!
+ return $nodes; # + 1 for ME!
}
sub dolist
{
}
+
+sub DESTROY
+{
+ my $self = shift;
+ undef $self->{list} if $self->{list};
+}
+
+
1;
__END__
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