/[pxelator]/lib/PXElator/dhcpd.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 129 by dpavlin, Mon Aug 3 20:53:46 2009 UTC revision 153 by dpavlin, Wed Aug 5 23:22:17 2009 UTC
# Line 49  sub client_ip { Line 49  sub client_ip {
49                  return $ip;                  return $ip;
50          }          }
51    
         mkdir $_ foreach grep { ! -e $_ } map { "$conf/$_" } ( 'ip', 'mac' );  
   
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( $ip ) ) {          while ( -e "$conf/ip/$ip" || $p->ping( $ip ) ) {
58                  $ip = $prefix . $addr++;                  $ip = $prefix . $addr++;
59                  die "all addresses allocated!" if $addr == $server::ip_to;                  die "all addresses allocated!" if $addr == $server::ip_to;
60          }          }
61    
62          write_file "$conf/mac/$mac", $ip;          write_file "$conf/mac/$mac", $ip;
63          if ( -l "$conf/ip/$ip" && readlink "$conf/ip/$ip" ne "$conf/mac/$mac") {  
64            if ( -l "$conf/ip/$ip" && readlink "$conf/ip/$ip" ne "$conf/mac/$mac" ) {
65                  unlink     "$conf/ip/$ip";                  unlink     "$conf/ip/$ip";
66                  symlink    "$conf/mac/$mac", "$conf/ip/$ip";                  warn "$mac IP changed from ", readlink "$conf/ip/$ip", " to $ip";
67                  warn "$mac IP changed to $ip";          };
68          }          symlink    "$conf/mac/$mac", "$conf/ip/$ip";
69    
70          print "$mac NEW $ip\n";          print "$mac NEW $ip\n";
71    
# Line 153  sub process_packet { Line 152  sub process_packet {
152  #                       $packet->{DHO_DHCP_SERVER_IDENTIFIER()} = $server::ip;          # FIXME  #                       $packet->{DHO_DHCP_SERVER_IDENTIFIER()} = $server::ip;          # FIXME
153                          $packet->{DHO_SUBNET_MASK()}            = '255.255.255.0';                          $packet->{DHO_SUBNET_MASK()}            = '255.255.255.0';
154                          $packet->{DHO_ROUTERS()}                = $server::ip;                          $packet->{DHO_ROUTERS()}                = $server::ip;
155  #                       $packet->{DHO_DOMAIN_NAME()}            = 'pxelator.lan';                          $packet->{DHO_DOMAIN_NAME()}            = 'pxelator.lan';
156  #                       $packet->{DHO_NAME_SERVERS()}           = $server::ip;                          $packet->{DHO_NAME_SERVERS()}           = $server::ip;
157  #                       $packet->{DHO_ROOT_PATH()}              = '/exports/foobar';  #                       $packet->{DHO_ROOT_PATH()}              = '/exports/foobar';
158                  } else {                  } else {
159                          $packet->{DHO_DHCP_MESSAGE_TYPE()} = DHCPNAK();                          $packet->{DHO_DHCP_MESSAGE_TYPE()} = DHCPNAK();
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