diff options
| -rw-r--r-- | classes/Memcached_DataObject.php | 33 | ||||
| -rw-r--r-- | lib/default.php | 4 |
2 files changed, 36 insertions, 1 deletions
diff --git a/classes/Memcached_DataObject.php b/classes/Memcached_DataObject.php index 4ecab9db6..6ceb59e8b 100644 --- a/classes/Memcached_DataObject.php +++ b/classes/Memcached_DataObject.php @@ -315,6 +315,39 @@ class Memcached_DataObject extends DB_DataObject return new ArrayWrapper($cached); } + /** + * sends query to database - this is the private one that must work + * - internal functions use this rather than $this->query() + * + * Overridden to do logging. + * + * @param string $string + * @access private + * @return mixed none or PEAR_Error + */ + function _query($string) + { + $start = microtime(true); + $result = parent::_query($string); + $delta = microtime(true) - $start; + + $limit = common_config('db', 'log_slow_queries'); + if (($limit > 0 && $delta >= $limit) || common_config('db', 'log_queries')) { + $clean = $this->sanitizeQuery($string); + common_log(LOG_DEBUG, sprintf("DB query (%0.3fs): %s", $delta, $clean)); + } + return $result; + } + + // Sanitize a query for logging + // @fixme don't trim spaces in string literals + function sanitizeQuery($string) + { + $string = preg_replace('/\s+/', ' ', $string); + $string = trim($string); + return $string; + } + // We overload so that 'SET NAMES "utf8"' is called for // each connection diff --git a/lib/default.php b/lib/default.php index 5b2ae6c7c..fc6b4ab79 100644 --- a/lib/default.php +++ b/lib/default.php @@ -67,7 +67,9 @@ $default = 'db_driver' => 'DB', # XXX: JanRain libs only work with DB 'quote_identifiers' => false, 'type' => 'mysql', - 'schemacheck' => 'runtime'), // 'runtime' or 'script' + 'schemacheck' => 'runtime', // 'runtime' or 'script' + 'log_queries' => false, // true to log all DB queries + 'log_slow_queries' => 0), // if set, log queries taking over N seconds 'syslog' => array('appname' => 'statusnet', # for syslog 'priority' => 'debug', # XXX: currently ignored |