x-way revised this gist . Go to revision
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Andreas Jaggi revised this gist . Go to revision
1 file changed, 1 insertion, 1 deletion
index.php
| @@ -1,6 +1,6 @@ | |||
| 1 | 1 | <?php | |
| 2 | 2 | ||
| 3 | - | $myip = null; | |
| 3 | + | $myip = null; | |
| 4 | 4 | $hostname = null; | |
| 5 | 5 | $type = null; | |
| 6 | 6 | $user = null; | |
Andreas Jaggi revised this gist . Go to revision
1 file changed, 0 insertions, 0 deletions
gistfile1.php renamed to index.php
File renamed without changes
Andreas Jaggi revised this gist . Go to revision
1 file changed, 75 insertions
gistfile1.php(file created)
| @@ -0,0 +1,75 @@ | |||
| 1 | + | <?php | |
| 2 | + | ||
| 3 | + | $myip = null; | |
| 4 | + | $hostname = null; | |
| 5 | + | $type = null; | |
| 6 | + | $user = null; | |
| 7 | + | $password = null; | |
| 8 | + | $myzone = 'example.com'; | |
| 9 | + | $myserver = 'nameserver.example.com'; | |
| 10 | + | ||
| 11 | + | $AUTH_MAP = array( | |
| 12 | + | "foo.$myzone" => array( 'user' => 'bar', 'password' => 'mysecret', 'ipv6' => false ), | |
| 13 | + | ); | |
| 14 | + | ||
| 15 | + | if ( isset($_GET['hostname']) ) { | |
| 16 | + | if ( isset($AUTH_MAP[$_GET['hostname']]) ) { | |
| 17 | + | $hostname = $_GET['hostname']; | |
| 18 | + | } else { | |
| 19 | + | echo "nohost\n"; | |
| 20 | + | exit; | |
| 21 | + | } | |
| 22 | + | } else { | |
| 23 | + | echo "911\n"; | |
| 24 | + | exit; | |
| 25 | + | } | |
| 26 | + | ||
| 27 | + | if ( isset($_GET['myip']) && filter_var($_GET['myip'], FILTER_VALIDATE_IP) ) { | |
| 28 | + | $myip = $_GET['myip']; | |
| 29 | + | } else { | |
| 30 | + | $myip = $_SERVER['REMOTE_ADDR']; | |
| 31 | + | } | |
| 32 | + | ||
| 33 | + | if ( $AUTH_MAP[$hostname]['ipv6'] && filter_var($myip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) ) { | |
| 34 | + | $type = 'AAAA'; | |
| 35 | + | } elseif ( filter_var($myip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) ) { | |
| 36 | + | $type = 'A'; | |
| 37 | + | } else { | |
| 38 | + | echo "911\n"; | |
| 39 | + | exit; | |
| 40 | + | } | |
| 41 | + | ||
| 42 | + | if ( isset($_SERVER['PHP_AUTH_USER']) ) { | |
| 43 | + | $user = $_SERVER['PHP_AUTH_USER']; | |
| 44 | + | } else { | |
| 45 | + | echo "badauth\n"; | |
| 46 | + | exit; | |
| 47 | + | } | |
| 48 | + | ||
| 49 | + | if ( isset($_SERVER['PHP_AUTH_PW']) ) { | |
| 50 | + | $password = $_SERVER['PHP_AUTH_PW']; | |
| 51 | + | } else { | |
| 52 | + | echo "badauth\n"; | |
| 53 | + | exit; | |
| 54 | + | } | |
| 55 | + | ||
| 56 | + | if ( ($AUTH_MAP[$hostname]['user'] == $user) && ($AUTH_MAP[$hostname]['password'] == $password) ) { | |
| 57 | + | shell_exec("/usr/bin/nsupdate -k /www/Kexample.com.+247+89651.private <<EOF | |
| 58 | + | server $myserver | |
| 59 | + | zone $myzone | |
| 60 | + | update delete $hostname. $type | |
| 61 | + | update add $hostname. 30 $type $myip | |
| 62 | + | send | |
| 63 | + | EOF | |
| 64 | + | "); | |
| 65 | + | echo "good $myip\n"; | |
| 66 | + | } else { | |
| 67 | + | echo "badauth\n"; | |
| 68 | + | exit; | |
| 69 | + | } | |
| 70 | + | ||
| 71 | + | if ( isset($_GET['debug']) ) { | |
| 72 | + | echo "user: $user, password: $password, hostname: $hostname, myip: $myip, type: $type\n"; | |
| 73 | + | } | |
| 74 | + | ||
| 75 | + | ?> | |