log db errors to syslog and remove tmp-error-logs for reporting in cronrun

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>

lib/classes/webserver/class.ConfigIO.php

@@ -33,6 +33,10 @@ class ConfigIO {
 	 * @return null
 	 */
 	public function cleanUp() {
+
+		// old error logs
+		$this->_cleanErrLogs();
+
 		// awstats files
 		$this->_cleanAwstatsFiles();
 
@@ -52,6 +56,17 @@ class ConfigIO {
 		$this->_cleanCustomerSslCerts();
 	}
 
+	private function _cleanErrLogs() {
+
+	    $err_dir = makeCorrectDir(FROXLOR_INSTALL_DIR."/logs/");
+	    if (@is_dir($err_dir)) {
+	        // now get rid of old stuff
+	        //(but append /*.log so we don't delete the directory)
+	        $err_dir.='/*.log';
+	        safe_exec('rm -rf '. makeCorrectFile($err_dir));
+	    }
+	}
+
 	/**
 	 * remove customer-specified auto-generated ssl-certificates
 	 * (they are being regenerated)