script to compare to nominatim instances

diff --git a/utils/server_compare.php b/utils/server_compare.php
new file mode 100755 (executable)
index 0000000..8464677
--- /dev/null
+++ b/utils/server_compare.php
@@ -0,0 +1,78 @@
+#!/usr/bin/php -Cq
+<?php
+
+       // Apache log file
+       $sFile = "sample.log.txt";
+       $sHost1 = 'http://mq-open-search-lm02.ihost.aol.com:8000/nominatim/v1';
+       $sHost2 = 'http://mq-open-search-lm03.ihost.aol.com:8000/nominatim/v1';
+
+
+       $sHost1Escaped = str_replace('/', '\\/', $sHost1);
+       $sHost2Escaped = str_replace('/', '\\/', $sHost2);
+
+       $aToDo = array(251, 293, 328, 399.1, 455.1, 479, 496, 499, 574, 609, 702, 790, 846, 865, 878, 894, 902, 961, 980);
+
+       $hFile = @fopen($sFile, "r");
+       if (!$hFile)
+       {
+               echo "Unable to open file: $sFile\n";
+               exit;
+       }
+
+       $i = 0;
+       while (($sLine = fgets($hFile, 10000)) !== false)
+       {
+               $i++;
+               if (!in_array($i, $aToDo)) continue;
+
+               if (preg_match('#"GET (.*) HTTP/1.[01]"#', $sLine, $aResult))
+               {
+                       $sURL1 = $sHost1.$aResult[1];
+                       $sURL2 = $sHost2.$aResult[1];
+
+                       $sRes1 = '';
+                       $k = 0;
+                       while(!$sRes1 && $k < 10)
+                       {
+                               $sRes1 = file_get_contents($sURL1);
+                               $k++;
+                               if (!$sRes1) sleep(10);
+                       }
+                       $sRes2 = file_get_contents($sURL2);
+
+                       // Strip out the things that will always change
+                       $sRes1 =  preg_replace('# timestamp=\'[^\']*\'#', '', $sRes1);
+                       $sRes1 =  str_replace($sHost1, '', $sRes1);
+                       $sRes1 =  str_replace($sHost1Escaped, '', $sRes1);
+                       $sRes2 =  preg_replace('# timestamp=\'[^\']*\'#', '', $sRes2);
+                       $sRes2 =  str_replace($sHost2, '', $sRes2);
+                       $sRes2 =  str_replace($sHost2Escaped, '', $sRes2);
+
+                       if ($sRes1 != $sRes2)
+                       {
+                               echo "$i:\n";
+                               var_dump($sURL1, $sURL2);
+
+                               $sRes = $sURL1.":\n";
+                               for ($j = 0; $j < strlen($sRes1); $j+=40)
+                               {
+                                       $sRes  .= substr($sRes1, $j, 40)."\n";
+                               }
+                               file_put_contents('log/'.$i.'.1', $sRes);
+
+                               $sRes = $sURL2.":\n";
+                               for ($j = 0; $j < strlen($sRes2); $j+=40)
+                               {
+                                       $sRes  .= substr($sRes2, $j, 40)."\n";
+                               }
+                               file_put_contents('log/'.$i.'.2', $sRes);
+                       }
+                       echo ".\n";
+               }
+               else
+               {
+                       var_dump($sLine);
+               }
+       }
+
+       fclose($hFile);