lib/PXElator/pxelinux.pm

package pxelinux;

use warnings;
use strict;
use autodie;

our $magic = 0xF100747E;

our $config_file; #= 'pxelinux.cfg/default';
our $path_prefix;
our $reboot_time; # 300 s

use server;
use File::Slurp;
use Carp qw/confess/;

sub config_for_ip {
        my ($ip,$config) = @_;
        confess "$ip not IP" unless $ip =~ m{^\d+\.\d+\.\d+\.\d+$};

        $path_prefix = (caller(1))[3];
        $path_prefix = (caller(2))[3] unless $path_prefix =~ m{config::};
        $path_prefix =~ s{config::}{} || warn "# caller isn't package config !";
        $path_prefix .= '/';

        warn "# $ip $path_prefix";

        my $dir = "$server::base_dir/tftp";
        $dhcpd::file = 'pxelinux.0';
        symlink "/usr/lib/syslinux/pxelinux.0", "$dir/$dhcpd::file" unless -e "$dir/$dhcpd::file";

        $dir .= "/$path_prefix";
        mkdir $dir unless -d $dir;

        mkdir "$dir/pxelinux.cfg" unless -e "$dir/pxelinux.cfg";

        $config_file = 'pxelinux.cfg/' . uc sprintf "%02x%02x%02x%02x", split(/\./, $ip, 4);
        warn "$ip config_file $config_file";

        my $path = "$dir/$config_file";
        write_file $path, $config;

        warn "# config: $path ", -s $path;

        return $config;
}

sub config_ip_boot {
        my ( $ip, $boot, $append ) = @_;

        my $default;
        my $config;

        foreach my $kernel ( glob "$boot/vmlinuz*" ) {
                my $ver = $1 if $kernel =~ m{vmlinuz(.+)};
                $default ||= $ver;

                $config .= qq{

label boot$ver
        kernel $ip/boot/vmlinuz$ver
        append initrd=$ip/boot/initrd.img$ver $append

                };
        }

        config_for_ip( $ip, qq{

default boot$default
prompt 5

$config

        });

}

1;
1	dpavlin	129	package pxelinux;
2
3	dpavlin	138	use warnings;
4			use strict;
5			use autodie;
6
7	dpavlin	129	our $magic = 0xF100747E;
8
9			our $config_file; #= 'pxelinux.cfg/default';
10			our $path_prefix;
11			our $reboot_time; # 300 s
12
13	dpavlin	138	use server;
14			use File::Slurp;
15			use Carp qw/confess/;
16
17			sub config_for_ip {
18			my ($ip,$config) = @_;
19			confess "$ip not IP" unless $ip =~ m{^\d+\.\d+\.\d+\.\d+$};
20
21			$path_prefix = (caller(1))[3];
22	dpavlin	463	$path_prefix = (caller(2))[3] unless $path_prefix =~ m{config::};
23			$path_prefix =~ s{config::}{} \|\| warn "# caller isn't package config !";
24	dpavlin	138	$path_prefix .= '/';
25
26			warn "# $ip $path_prefix";
27
28			my $dir = "$server::base_dir/tftp";
29			$dhcpd::file = 'pxelinux.0';
30			symlink "/usr/lib/syslinux/pxelinux.0", "$dir/$dhcpd::file" unless -e "$dir/$dhcpd::file";
31
32			$dir .= "/$path_prefix";
33			mkdir $dir unless -d $dir;
34
35			mkdir "$dir/pxelinux.cfg" unless -e "$dir/pxelinux.cfg";
36
37			$config_file = 'pxelinux.cfg/' . uc sprintf "%02x%02x%02x%02x", split(/\./, $ip, 4);
38			warn "$ip config_file $config_file";
39
40			my $path = "$dir/$config_file";
41			write_file $path, $config;
42
43			warn "# config: $path ", -s $path;
44
45	dpavlin	153	return $config;
46	dpavlin	138	}
47
48	dpavlin	463	sub config_ip_boot {
49			my ( $ip, $boot, $append ) = @_;
50
51			my $default;
52			my $config;
53
54			foreach my $kernel ( glob "$boot/vmlinuz*" ) {
55			my $ver = $1 if $kernel =~ m{vmlinuz(.+)};
56			$default \|\|= $ver;
57
58			$config .= qq{
59
60			label boot$ver
61			kernel $ip/boot/vmlinuz$ver
62			append initrd=$ip/boot/initrd.img$ver $append
63
64			};
65			}
66
67			config_for_ip( $ip, qq{
68
69			default boot$default
70			prompt 5
71
72			$config
73
74			});
75
76			}
77
78	dpavlin	129	1;