77 lines
2.2 KiB
PHP
77 lines
2.2 KiB
PHP
<?php
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Security check
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if (!defined('G_DNSTOOL_ENTRY_POINT'))
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die("Not a valid entry point");
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require_once("config.php");
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require_once("debug.php");
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require_once("fatal.php");
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function nsupdate($input, $tsig_override = NULL, $tsig_override_key = NULL)
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{
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global $g_nsupdate, $g_tsig_key, $g_tsig;
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// check if we want to use TSIG for this update
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$using_tsig = $g_tsig;
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if ($tsig_override === true || $tsig_override === false)
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$using_tsig = $tsig_override;
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// get TSIG key, it can be overriden on custom requests
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$tsig_key = $g_tsig_key;
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if ($tsig_override_key !== NULL)
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$tsig_key = $tsig_override_key;
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if ($using_tsig)
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$input = "key " . $tsig_key . "\n" . $input;
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$desc = array(
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0 => array('pipe', 'r'),
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1 => array('pipe', 'w'),
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2 => array('pipe', 'w')
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);
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$pipes = array();
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$cwd = '/tmp';
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$env = array();
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$proc = proc_open($g_nsupdate, $desc, $pipes, $cwd, $env);
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if (!is_resource($proc))
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{
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Error("Unable to execute " . $g_nsupdate);
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}
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Debug("Sending this to nsupdate:\n" . $input);
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fwrite($pipes[0], $input);
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$output = stream_get_contents($pipes[1]);
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$errors = stream_get_contents($pipes[2]);
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fclose($pipes[0]);
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fclose($pipes[1]);
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fclose($pipes[2]);
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$ret = proc_close($proc);
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if ($ret > 0)
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{
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Error($g_nsupdate . " return code " . $ret . ": " . $errors);
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}
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return $output;
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}
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function dig($parameters)
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{
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global $g_dig;
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return shell_exec($g_dig . " " . $parameters);
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}
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function get_zone_data($zone)
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{
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global $g_domains;
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$zone_servers = $g_domains[$zone];
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$data = dig("axfr " . $zone . " @" . $zone_servers["transfer_server"]);
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return $data;
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}
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