| 7 |
use server; |
use server; |
| 8 |
use File::Slurp; |
use File::Slurp; |
| 9 |
use Net::Ping; |
use Net::Ping; |
| 10 |
|
use format; |
| 11 |
|
|
| 12 |
|
sub mac_path { $server::conf . '/mac/' . $_[0] } |
| 13 |
|
sub ip_path { $server::conf . '/ip/' . join('/', @_) } |
| 14 |
|
|
| 15 |
sub conf { |
sub conf { |
| 16 |
my $ip = shift; |
my $ip = shift; |
| 22 |
$default = $_[1] |
$default = $_[1] |
| 23 |
} |
} |
| 24 |
|
|
| 25 |
my $path ="$server::conf/ip/$ip"; |
my $path = ip_path $ip; |
| 26 |
mkdir $path unless -d $path; |
mkdir $path unless -d $path; |
| 27 |
$path .= '/' . $name; |
$path .= '/' . $name; |
| 28 |
|
|
| 45 |
} |
} |
| 46 |
|
|
| 47 |
sub mac { |
sub mac { |
| 48 |
my ( $ip, $op ) = @_; |
my $ip = shift; |
| 49 |
$op ||= 'html'; |
my $mac = client::conf( $ip, 'mac' ) || return ''; |
| 50 |
my $mac = client::conf( $ip, 'mac' ); |
format::mac( $ip, @_ ); |
|
return '' unless $mac; |
|
|
$mac =~ s{(..)}{$1:}g; |
|
|
$mac =~ s{:$}{}; |
|
|
$mac = qq|<tt>$mac</tt>| if (caller(1))[3] =~ m{^httpd} && $op ne 'clean'; |
|
|
return uc($mac); |
|
| 51 |
} |
} |
| 52 |
|
|
| 53 |
sub next_ip { |
sub next_ip($) { |
| 54 |
|
my $mac = shift; |
| 55 |
|
|
| 56 |
my $p = Net::Ping->new; |
my $p = Net::Ping->new; |
| 57 |
|
|
| 60 |
my $addr = $server::ip_from || die; |
my $addr = $server::ip_from || die; |
| 61 |
my $ip = $prefix . $addr; |
my $ip = $prefix . $addr; |
| 62 |
|
|
| 63 |
while ( -e "$server::conf/ip/$ip" || $p->ping( $ip, 0.7 ) ) { |
while ( -e ip_path($ip) || $p->ping( $ip, 0.7 ) ) { |
| 64 |
$ip = $prefix . $addr++; |
$ip = $prefix . $addr++; |
| 65 |
die "all addresses allocated!" if $addr == $server::ip_to; |
die "all addresses allocated!" if $addr == $server::ip_to; |
| 66 |
warn "skip $ip\n"; |
warn "skip $ip\n"; |
| 67 |
} |
} |
| 68 |
|
|
| 69 |
warn "next_ip $ip\n"; |
warn "next_ip $ip\n"; |
| 70 |
|
|
| 71 |
|
mkdir ip_path($ip); |
| 72 |
|
|
| 73 |
|
symlink ip_path($ip), mac_path($mac); |
| 74 |
|
write_file ip_path($ip,'mac'), $mac; |
| 75 |
|
|
| 76 |
|
return $ip; |
| 77 |
|
|
| 78 |
|
} |
| 79 |
|
|
| 80 |
|
sub ip_from_mac($) { |
| 81 |
|
my $mac = shift; |
| 82 |
|
|
| 83 |
|
$mac = lc $mac; |
| 84 |
|
$mac =~ s{:}{}g; |
| 85 |
|
|
| 86 |
|
my $mac_path = mac_path $mac; |
| 87 |
|
return unless -e $mac_path; |
| 88 |
|
|
| 89 |
|
my $ip; |
| 90 |
|
|
| 91 |
|
if ( -f $mac_path ) { |
| 92 |
|
$ip = read_file $mac_path; |
| 93 |
|
unlink $mac_path; |
| 94 |
|
symlink ip_path($ip), $mac_path; |
| 95 |
|
warn "I: upgrade to mac symlink $mac_path\n"; |
| 96 |
|
} elsif ( -l $mac_path ) { |
| 97 |
|
$ip = readlink $mac_path; |
| 98 |
|
$ip =~ s{^.+/([^/]+)$}{$1}; |
| 99 |
|
} else { |
| 100 |
|
die "$mac_path not file or symlink"; |
| 101 |
|
} |
| 102 |
|
|
| 103 |
return $ip; |
return $ip; |
| 104 |
|
} |
| 105 |
|
|
| 106 |
|
sub mac_from_ip($) { |
| 107 |
|
my $ip = shift; |
| 108 |
|
return read_file ip_path($ip, 'mac'); |
| 109 |
|
} |
| 110 |
|
|
| 111 |
|
sub change_ip($$) { |
| 112 |
|
my ($old, $new) = @_; |
| 113 |
|
my $mac = mac_from_ip($old); |
| 114 |
|
rename ip_path($old), ip_path($new); |
| 115 |
|
unlink mac_path($mac); |
| 116 |
|
symlink ip_path($new), mac_path($mac); |
| 117 |
} |
} |
| 118 |
|
|
| 119 |
1; |
1; |
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