--- lib/PXElator/server.pm	2009/08/04 15:25:09	138
+++ lib/PXElator/server.pm	2009/09/09 10:13:08	408
@@ -3,32 +3,95 @@
 use warnings;
 use strict;
 
-
-our $ip      = '172.16.10.1';
-our $netmask = '255.255.255.0';
-
-our ( $ip_from, $ip_to ) = ( 10, 100 );
-
 our $base_dir = '/srv/pxelator';
 
+tie our $ip,      'server::tie', 'server_ip' => '172.16.10.1';
+tie our $netmask, 'server::tie', 'natmask'   => '255.255.255.0';
+tie our $bcast,   'server::tie', 'bcast'     => '172.16.10.254';
+tie our $ip_from, 'server::tie', 'ip_from'   => 10;
+tie our $ip_to,   'server::tie', 'ip_to'     => 100;
+tie our $domain,  'server::tie', 'domain'    => 'pxelator.lan';
+tie our $new_clients, 'server::tie', 'new_clients' => $ip_to - $ip_from;
+
+warn "DEV $ip $bcast $netmask";
+
+our $conf = "$base_dir/conf";
+mkdir $conf unless -e $conf;
+
+sub conf {
+	warn "## conf $conf";
+	$conf;
+}
+
 use Module::Refresh qw//;
-sub refresh { Module::Refresh->refresh };
+sub refresh {
+	Module::Refresh->refresh;
+	my $from = (caller(1))[3];
+	$from =~ s{^(\w+)::.+$}{$1};
+	my $eval = '$' . $from . '::debug = server::debug();';
+	warn "refresh $eval\n";
+	eval $eval;
+	warn $@ if $@;
+};
+
+mkdir $_ foreach grep { ! -d $_ } map { "$conf/$_" } ( 'ip', 'mac' );
 
 use File::Slurp;
 sub shared {
 	my ($name, $value) = @_;
 
-	my $path ="$base_dir/conf/$server::ip/$name";
+	my $path ="$conf/$name";
 	if ( defined $value ) {
 		write_file $path, $value;
+		warn "update $path = $value";
 	} else {
 		$value = read_file $path if -e $path;
 	}
 	return $value;
 }
 
+sub conf_default { shared($_[0]) || $_[1] }
+
 sub debug { shared('debug', @_) || 0 }
 
 warn "loaded";
 
-1;
+
+package server::tie;
+
+use File::Slurp;
+use Data::Dump qw/dump/;
+
+use server;
+
+sub TIESCALAR {
+	warn dump @_;
+	my ($class,$name,$default) = @_;
+
+	my $path = $server::base_dir . '/conf/' . $name;
+
+	my $o = {
+		path => $path,
+	};
+	write_file $o->{path}, $default unless -f $o->{path};
+
+warn "TIESCALAR $name ", $o->{path}, " [$default]";
+
+	bless \$o,$class;
+}
+
+sub STORE {
+	warn dump @_;
+	my ( $self, $value ) = @_;
+	write_file $$self->{path}, $value;
+}
+
+sub FETCH {
+	warn dump @_;
+	my $self = shift;
+	my $v = read_file $$self->{path};
+	chomp($v);
+	$v;
+}
+
+3;