lib/PXElator/server.pm

package server;

use warnings;
use strict;


our $ip      = '172.16.10.1';
our $netmask = '255.255.255.0';
our $bcast   = '172.16.10.255';

sub setup_from_dev {
        my $dev = shift || return;
        my $ifconfig = `/sbin/ifconfig $dev`;
        ( $ip, $bcast, $netmask ) = ( $1, $2, $3 ) if $ifconfig =~ m{inet addr:(\S+)\s+Bcast:(\S+)\s+Mask:(\S+)}s;
        warn "DEV $dev $ip $bcast $netmask";
}

setup_from_dev( $ENV{DEV} || 'virtual' );

our ( $ip_from, $ip_to ) = ( 10, 100 );

our $domain_name = 'pxelator.lan';

our $base_dir = '/srv/pxelator';

our $conf = "$base_dir/conf/$ip";
mkdir $conf unless -e $conf;

use Module::Refresh qw//;
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 $path ="$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;
1	package server;
2
3	use warnings;
4	use strict;
5
6
7	our $ip = '172.16.10.1';
8	our $netmask = '255.255.255.0';
9	our $bcast = '172.16.10.255';
10
11	sub setup_from_dev {
12	my $dev = shift \|\| return;
13	my $ifconfig = `/sbin/ifconfig $dev`;
14	( $ip, $bcast, $netmask ) = ( $1, $2, $3 ) if $ifconfig =~ m{inet addr:(\S+)\s+Bcast:(\S+)\s+Mask:(\S+)}s;
15	warn "DEV $dev $ip $bcast $netmask";
16	}
17
18	setup_from_dev( $ENV{DEV} \|\| 'virtual' );
19
20	our ( $ip_from, $ip_to ) = ( 10, 100 );
21
22	our $domain_name = 'pxelator.lan';
23
24	our $base_dir = '/srv/pxelator';
25
26	our $conf = "$base_dir/conf/$ip";
27	mkdir $conf unless -e $conf;
28
29	use Module::Refresh qw//;
30	sub refresh {
31	Module::Refresh->refresh;
32	my $from = (caller(1))[3];
33	$from =~ s{^(\w+)::.+$}{$1};
34	my $eval = '$' . $from . '::debug = server::debug();';
35	warn "refresh $eval\n";
36	eval $eval;
37	warn $@ if $@;
38	};
39
40	mkdir $_ foreach grep { ! -d $_ } map { "$conf/$_" } ( 'ip', 'mac' );
41
42	use File::Slurp;
43	sub shared {
44	my ($name, $value) = @_;
45
46	my $path ="$conf/$name";
47	if ( defined $value ) {
48	write_file $path, $value;
49	warn "update $path = $value";
50	} else {
51	$value = read_file $path if -e $path;
52	}
53	return $value;
54	}
55
56	sub conf_default { shared($_[0]) \|\| $_[1] }
57
58	sub debug { shared('debug', @_) \|\| 0 }
59
60	warn "loaded";
61
62	1;