wikimedia / mediawiki

		// multi()/pipeline() and (b) some connection problem likely occurred. If

		// the password the client gave was just wrong, an exception should have

		// been thrown back in getConnection() previously.

		if ( preg_match( '/^ERR operation not permitted\b/', $conn->getLastError() ) ) {

			$this->pool->reauthenticateConnection( $server, $conn );

			$conn->clearLastError();

			$res = $conn->eval( $script, $params, $numKeys );

			$this->logger->info(

				"Used automatic re-authentication for Lua script '$sha1'.",

				[ 'redis_server' => $server ]

			);

		}

		// If the script is not in cache, use eval() to retry and cache it

		if ( preg_match( '/^NOSCRIPT/', $conn->getLastError() ) ) {

			$conn->clearLastError();

			);

		}

		// If the script is not in cache, use eval() to retry and cache it

		if ( preg_match( '/^NOSCRIPT/', $conn->getLastError() ) ) {

			$conn->clearLastError();

			$res = $conn->eval( $script, $params, $numKeys );

			$this->logger->info(

				"Used eval() for Lua script '$sha1'.",

				[ 'redis_server' => $server ]

			);

		}

		if ( $conn->getLastError() ) { // script bug?

			$this->logger->error(