10 |
use IO::Socket::INET; |
use IO::Socket::INET; |
11 |
use File::Slurp; |
use File::Slurp; |
12 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
13 |
|
use Net::Ping; |
14 |
|
|
15 |
use lib 'lib'; |
use lib 'lib'; |
16 |
use Net::DHCP::Packet; |
use Net::DHCP::Packet; |
61 |
|
|
62 |
mkdir $_ foreach grep { ! -e $_ } map { "$conf/$_" } ( 'ip', 'mac' ); |
mkdir $_ foreach grep { ! -e $_ } map { "$conf/$_" } ( 'ip', 'mac' ); |
63 |
|
|
64 |
|
my $p = Net::Ping->new; |
65 |
|
|
66 |
my $prefix = $server_ip; |
my $prefix = $server_ip; |
67 |
$prefix =~ s{\.\d+$}{.}; |
$prefix =~ s{\.\d+$}{.}; |
68 |
my $ip = $prefix . $addr; |
my $ip = $prefix . $addr; |
69 |
while ( -e "conf/ip/$ip" ) { |
while ( -e "conf/ip/$ip" || $p->ping( $ip ) ) { |
70 |
$ip = $prefix . $addr++; |
$ip = $prefix . $addr++; |
71 |
die "all addresses allocated!" if $addr == $ip_to; |
die "all addresses allocated!" if $addr == $ip_to; |
72 |
} |
} |
73 |
|
|
74 |
write_file "$conf/mac/$mac", $ip; |
write_file "$conf/mac/$mac", $ip; |
75 |
unlink "$conf/ip/$ip" if -e "$conf/ip/$ip"; |
if ( -l "$conf/ip/$ip" && readlink "$conf/ip/$ip" ne "$conf/mac/$mac") { |
76 |
symlink "$conf/mac/$mac", "$conf/ip/$ip"; |
unlink "$conf/ip/$ip"; |
77 |
|
symlink "$conf/mac/$mac", "$conf/ip/$ip"; |
78 |
|
warn "$mac IP changed to $ip"; |
79 |
|
} |
80 |
|
|
81 |
print "$mac NEW $ip\n"; |
print "$mac NEW $ip\n"; |
82 |
|
|