DB/Logs

* set up some query profiling
World0fWarcraft · May 28, 2020 · d22e90c · d22e90c
1 parent c290f84
commit d22e90c
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Showing 3 changed files with 54 additions and 0 deletions.
diff --git a/includes/database.class.php b/includes/database.class.php
@@ -15,6 +15,8 @@ class DB
     private static $optionsCache    = [];
     private static $connectionCache = [];
 
+    private static $logs            = [];
+
     private static function createConnectSyntax(&$options)
     {
         return 'mysqli://'.$options['user'].':'.$options['pass'].'@'.$options['host'].'/'.$options['db'];
@@ -58,6 +60,35 @@ public static function errorHandler($message, $data)
         exit;
     }
 
+    public static function logger($self, $query, $trace)
+    {
+        if ($trace)                                         // actual query
+            self::$logs[] = [substr(str_replace("\n", ' ', $query), 0, 200)];
+        else                                                // the statistics
+        {
+            end(self::$logs);
+            self::$logs[key(self::$logs)][] = substr(explode(';', $query)[0], 5);
+        }
+    }
+
+    public static function getLogs()
+    {
+        $out = '<pre><table style="font-size:12;"><tr><th></th><th>Time</th><th>Query</th></tr>';
+        foreach (self::$logs as $i => [$l, $t])
+        {
+            $c = 'inherit';
+            preg_match('/(\d+)/', $t, $m);
+            if ($m[1] > 100)
+                $c = '#FFA0A0';
+            else if ($m[1] > 20)
+                $c = '#FFFFA0';
+
+            $out .= '<tr><td>'.$i.'.</td><td style="background-color:'.$c.';">'.$t.'</td><td>'.$l.'</td></tr>';
+        }
+
+        return Util::jsEscape($out).'</table></pre>';
+    }
+
     public static function getDB($idx)
     {
         return self::$interfaceCache[$idx];

diff --git a/includes/kernel.php b/includes/kernel.php
@@ -230,6 +230,20 @@
     if (!empty($AoWoWconf['aowow']) && User::init())
         User::save();                                       // save user-variables in session
 
+    // set up some logging (~10 queries will execute before we init the user and load the config)
+    if (CFG_DEBUG && User::isInGroup(U_GROUP_DEV | U_GROUP_ADMIN))
+    {
+        DB::Aowow()->setLogger(['DB', 'logger']);
+        DB::World()->setLogger(['DB', 'logger']);
+        if (DB::isConnected(DB_AUTH))
+            DB::Auth()->setLogger(['DB', 'logger']);
+
+        if (!empty($AoWoWconf['characters']))
+            foreach ($AoWoWconf['characters'] as $idx => $__)
+                if (DB::isConnected(DB_CHARACTERS . $idx))
+                    DB::Characters($idx)->setLogger(['DB', 'logger']);
+    }
+
     // hard-override locale for this call (should this be here..?)
     // all strings attached..
     if (!empty($AoWoWconf['aowow']))

diff --git a/template/bricks/footer.tpl.php b/template/bricks/footer.tpl.php
@@ -32,5 +32,14 @@
 </noscript>
 
 <script type="text/javascript">DomContentLoaded.now()</script>
+<?php
+if (CFG_DEBUG && User::isInGroup(U_GROUP_DEV | U_GROUP_ADMIN)):
+?>
+<script type="text/javascript">
+    window.open("/", "SqlLog", "width=1800,height=200,top=100,left=100,status=no,location=no,toolbar=no,menubar=no").document.write('<?=DB::getLogs();?>');
+</script>
+<?php
+endif;
+?>
 </body>
 </html>