+ /** @var array Keys which should not be used in log context */
+ protected $reservedKeys = [
+ // from monolog:src/Monolog/Formatter/LogstashFormatter.php#L71-L88
+ 'message', 'channel', 'level', 'type',
+ // from WebProcessor
+ 'url', 'ip', 'http_method', 'server', 'referrer',
+ // from WikiProcessor
+ 'host', 'wiki', 'reqId', 'mwversion',
+ // from config magic
+ 'normalized_message',
+ ];