don't overwrite title with if it's not defined

[pxelator] / lib / PXElator / server.pm

diff --git a/lib/PXElator/server.pm b/lib/PXElator/server.pm
index be053cf..ec904e5 100644 (file)
--- a/lib/PXElator/server.pm
+++ b/lib/PXElator/server.pm
@@ -3,30 +3,57 @@ package server;
 use warnings;
 use strict;
 
+our $base_dir = '/srv/pxelator';
 
-our $ip      = '172.16.10.1';
-our $netmask = '255.255.255.0';
+use ties;
 
-our ( $ip_from, $ip_to ) = ( 10, 100 );
+tie our $ip,      'ties', 'server_ip' => '172.16.10.1';
+tie our $netmask, 'ties', 'netmask'   => '255.255.255.0';
+tie our $bcast,   'ties', 'bcast'     => '172.16.10.254';
+tie our $ip_from, 'ties', 'ip_from'   => 10;
+tie our $ip_to,   'ties', 'ip_to'     => 100;
+tie our $domain,  'ties', 'domain'    => 'pxelator.lan';
+tie our $new_clients, 'ties', 'new_clients' => $ip_to - $ip_from;
 
-our $base_dir = '/srv/pxelator';
+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";