40 |
sub client_ip { |
sub client_ip { |
41 |
my ( $mac ) = @_; |
my ( $mac ) = @_; |
42 |
|
|
43 |
my $conf = "$server::base_dir/conf/$server::ip"; |
my $conf = $server::conf; |
44 |
mkdir $conf unless -e $conf; |
mkdir $conf unless -e $conf; |
45 |
|
|
46 |
if ( -e "$conf/mac/$mac" ) { |
if ( -e "$conf/mac/$mac" ) { |
49 |
return $ip; |
return $ip; |
50 |
} |
} |
51 |
|
|
|
mkdir $_ foreach grep { ! -e $_ } map { "$conf/$_" } ( 'ip', 'mac' ); |
|
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|
|
52 |
my $p = Net::Ping->new; |
my $p = Net::Ping->new; |
53 |
|
|
54 |
my $prefix = $server::ip; |
my $prefix = $server::ip; |
55 |
$prefix =~ s{\.\d+$}{.}; |
$prefix =~ s{\.\d+$}{.}; |
56 |
my $ip = $prefix . $addr; |
my $ip = $prefix . $addr; |
57 |
while ( -e "conf/ip/$ip" || $p->ping( $ip ) ) { |
|
58 |
|
while ( -e "$conf/ip/$ip" || $p->ping( $ip ) ) { |
59 |
$ip = $prefix . $addr++; |
$ip = $prefix . $addr++; |
60 |
die "all addresses allocated!" if $addr == $server::ip_to; |
die "all addresses allocated!" if $addr == $server::ip_to; |
61 |
} |
} |
62 |
|
|
63 |
write_file "$conf/mac/$mac", $ip; |
write_file "$conf/mac/$mac", $ip; |
64 |
if ( -l "$conf/ip/$ip" && readlink "$conf/ip/$ip" ne "$conf/mac/$mac") { |
|
65 |
unlink "$conf/ip/$ip"; |
my $ip_path = "$conf/ip/$ip"; |
66 |
symlink "$conf/mac/$mac", "$conf/ip/$ip"; |
mkdir $ip_path unless -e $ip_path; |
67 |
warn "$mac IP changed to $ip"; |
|
68 |
} |
if ( -l "$ip_path/mac" && readlink "$ip_path/mac" ne "$conf/mac/$mac" ) { |
69 |
|
warn "$mac IP changed from ", readlink "$ip_path/mac", " to $ip"; |
70 |
|
unlink "$ip_path/mac"; |
71 |
|
}; |
72 |
|
symlink "$conf/mac/$mac", "$ip_path/mac"; |
73 |
|
|
74 |
print "$mac NEW $ip\n"; |
print "$mac NEW $ip\n"; |
75 |
|
|
78 |
|
|
79 |
use log; |
use log; |
80 |
use config; |
use config; |
81 |
|
use pxelinux; |
82 |
|
|
83 |
our $file; |
our $file; |
84 |
our $transaction = 0; # FIXME predictible transaction numbers |
our $transaction = 0; # FIXME predictible transaction numbers |
129 |
Giaddr => $dhcp->giaddr(), |
Giaddr => $dhcp->giaddr(), |
130 |
Chaddr => $dhcp->chaddr(), |
Chaddr => $dhcp->chaddr(), |
131 |
File => $file, |
File => $file, |
|
|
|
|
DHO_PXELINUX_MAGIC() => 0xF100747E, |
|
|
DHO_PXELINUX_CONFIG_FILE() => 'pxelinux.cfg/default', |
|
|
DHO_PXELINUX_PATH_PREFIX() => 'live-helper/tftpboot/', |
|
|
DHO_PXELINUX_REBOOT_TIME() => 5, # default: 300 s |
|
132 |
}; |
}; |
133 |
|
|
134 |
|
foreach my $opt ( 'magic', 'config_file', 'path_prefix', 'reboot_time' ) { |
135 |
|
my $DH0 = eval 'DHO_PXELINUX_' . uc $opt; |
136 |
|
warn "DH0: $@" if $@; |
137 |
|
my $v = eval "\$pxelinux::$opt"; |
138 |
|
warn "v: $@" if $@; |
139 |
|
next unless defined $v; |
140 |
|
warn "pxelinux dhcp option $opt = $DH0 = $v"; |
141 |
|
$packet->{ $DH0 } = $v; |
142 |
|
} |
143 |
|
|
144 |
my $messagetype = $dhcp->getOptionValue(DHO_DHCP_MESSAGE_TYPE()); |
my $messagetype = $dhcp->getOptionValue(DHO_DHCP_MESSAGE_TYPE()); |
145 |
|
|
146 |
if ($messagetype eq DHCPDISCOVER()) { |
if ($messagetype eq DHCPDISCOVER()) { |
156 |
# $packet->{DHO_DHCP_SERVER_IDENTIFIER()} = $server::ip; # FIXME |
# $packet->{DHO_DHCP_SERVER_IDENTIFIER()} = $server::ip; # FIXME |
157 |
$packet->{DHO_SUBNET_MASK()} = '255.255.255.0'; |
$packet->{DHO_SUBNET_MASK()} = '255.255.255.0'; |
158 |
$packet->{DHO_ROUTERS()} = $server::ip; |
$packet->{DHO_ROUTERS()} = $server::ip; |
159 |
# $packet->{DHO_DOMAIN_NAME()} = 'pxelator.lan'; |
$packet->{DHO_DOMAIN_NAME()} = 'pxelator.lan'; |
160 |
# $packet->{DHO_NAME_SERVERS()} = $server::ip; |
$packet->{DHO_NAME_SERVERS()} = $server::ip; |
161 |
# $packet->{DHO_ROOT_PATH()} = '/exports/foobar'; |
# $packet->{DHO_ROOT_PATH()} = '/exports/foobar'; |
162 |
} else { |
} else { |
163 |
$packet->{DHO_DHCP_MESSAGE_TYPE()} = DHCPNAK(); |
$packet->{DHO_DHCP_MESSAGE_TYPE()} = DHCPNAK(); |
171 |
|
|
172 |
warn ">> $mac == $ip server: $server::ip", $file ? " file: $file\n" : "\n" if $debug; |
warn ">> $mac == $ip server: $server::ip", $file ? " file: $file\n" : "\n" if $debug; |
173 |
|
|
174 |
|
warn "## created packet ", dump( $packet ); |
175 |
|
|
176 |
$packet = new Net::DHCP::Packet( %$packet ); |
$packet = new Net::DHCP::Packet( %$packet ); |
177 |
warn "send ",$packet->toString() if $debug; |
warn "send ",$packet->toString() if $debug; |
178 |
|
|