lib/PXElator/client.pm

package client;

use warnings;
use strict;
use autodie;

use server;
use File::Slurp;
use Net::Ping;

sub conf {
        my $ip  = shift;
        my $name = shift;
        my ( $default, $value );
        if ( $#_ == 0 ) {
                $value = shift;
        } elsif ( $#_ == 1 && $_[0] eq 'default' ) {
                $default = $_[1]
        }

        my $path ="$server::conf/ip/$ip";
        mkdir $path unless -d $path;
        $path .= '/' . $name;

        if ( defined $value ) {
                write_file $path, $value;
                warn "update $path = $value";
        } elsif ( ! -e $path && defined $default ) {
                write_file $path, $default;
                warn "default $path = $default";
                $value = $default;
        } elsif ( -e $path ) {
                if ( -l $path ) {
                        $value = readlink $path;
                        $value =~ s{.*/([^/]+)$}{$1};
                } else {
                        $value = read_file $path;
                }
        }
        return $value;
}

sub mac {
        my $ip = shift;
        my $mac = client::conf( $ip, 'mac' );
        return '' unless $mac;
        $mac =~ s{(..)}{$1:}g;
        $mac =~ s{:$}{};
        $mac = qq|<tt>$mac</tt>| if (caller(1))[3] =~ m{^httpd};
        return uc($mac);
}

sub next_ip {

        my $p = Net::Ping->new;

        my $prefix = $server::ip;
        $prefix =~ s{\.\d+$}{.};
        my $addr = $server::ip_from || die;
        my $ip = $prefix . $addr;

        while ( -e "$server::conf/ip/$ip" || $p->ping( $ip, 0.7 ) ) {
                $ip = $prefix . $addr++;
                die "all addresses allocated!" if $addr == $server::ip_to;
                warn "skip $ip\n";
        }

        warn "next_ip $ip\n";
        return $ip;

}

1;
1	package client;
2
3	use warnings;
4	use strict;
5	use autodie;
6
7	use server;
8	use File::Slurp;
9	use Net::Ping;
10
11	sub conf {
12	my $ip = shift;
13	my $name = shift;
14	my ( $default, $value );
15	if ( $#_ == 0 ) {
16	$value = shift;
17	} elsif ( $#_ == 1 && $_[0] eq 'default' ) {
18	$default = $_[1]
19	}
20
21	my $path ="$server::conf/ip/$ip";
22	mkdir $path unless -d $path;
23	$path .= '/' . $name;
24
25	if ( defined $value ) {
26	write_file $path, $value;
27	warn "update $path = $value";
28	} elsif ( ! -e $path && defined $default ) {
29	write_file $path, $default;
30	warn "default $path = $default";
31	$value = $default;
32	} elsif ( -e $path ) {
33	if ( -l $path ) {
34	$value = readlink $path;
35	$value =~ s{.*/([^/]+)$}{$1};
36	} else {
37	$value = read_file $path;
38	}
39	}
40	return $value;
41	}
42
43	sub mac {
44	my $ip = shift;
45	my $mac = client::conf( $ip, 'mac' );
46	return '' unless $mac;
47	$mac =~ s{(..)}{$1:}g;
48	$mac =~ s{:$}{};
49	$mac = qq\|<tt>$mac</tt>\| if (caller(1))[3] =~ m{^httpd};
50	return uc($mac);
51	}
52
53	sub next_ip {
54
55	my $p = Net::Ping->new;
56
57	my $prefix = $server::ip;
58	$prefix =~ s{\.\d+$}{.};
59	my $addr = $server::ip_from \|\| die;
60	my $ip = $prefix . $addr;
61
62	while ( -e "$server::conf/ip/$ip" \|\| $p->ping( $ip, 0.7 ) ) {
63	$ip = $prefix . $addr++;
64	die "all addresses allocated!" if $addr == $server::ip_to;
65	warn "skip $ip\n";
66	}
67
68	warn "next_ip $ip\n";
69	return $ip;
70
71	}
72
73	1;