cross module change

[nodeconfig.git] / PlanetLabConf / ntptickers.php

diff --git a/PlanetLabConf/ntptickers.php b/PlanetLabConf/ntptickers.php
new file mode 100755 (executable)
index 0000000..263fecb
--- /dev/null
+++ b/PlanetLabConf/ntptickers.php
@@ -0,0 +1,53 @@
+<?php
+
+require_once('setup_plconf.php');
+
+/* Look for config file */
+
+$config_directory= "/var/www/html/PlanetLabConf/ntp/";
+$file_prefix= "ntp.conf.";
+$hostname_bits = explode('.', $hostname);
+$chunk_counter = sizeof ($hostname_bits);
+$compare_chunk = $hostname ;
+$found_file = 0;
+$default_name = "default";
+
+/* look for the host specific overrides */
+$file_name = $config_directory . "host/". $file_prefix . $compare_chunk ;
+if (is_file($file_name)) {
+       $chunk_counter = 0;
+       $found_file = 1;
+}
+
+/* look for the domain specific overrides */
+while ($chunk_counter > 0) {
+       $file_name = $config_directory . $file_prefix . $compare_chunk ;
+       if (is_file($file_name)) {
+               $chunk_counter = 0;
+               $found_file = 1;
+       }
+       else {
+               array_shift($hostname_bits);
+               $compare_chunk = implode('.',$hostname_bits);
+               $chunk_counter--;
+       }
+}
+
+if ($found_file and is_readable($file_name)) {
+       $lines=file($file_name);
+} 
+else {
+       $file_name = $config_directory . $file_prefix . $default_name ;
+       $lines=file($file_name);
+} 
+
+foreach ($lines as $line_num => $line) {
+       $line=rtrim($line);
+       $elements=explode(' ',$line);
+       if ($elements[0] == "server") {
+               print ("$elements[1]\n");
+       }
+}
+
+?>
+