From 6fd03996949f32f51bf5ba55bf50d10d1521f22d Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Mon, 29 May 2017 23:14:42 +0300 Subject: tunables: * add CACHE_MAX_DAYS as a tunable generic expiry interval for various cached files * add some comments to tunables in functions.php * rename _MIN_CACHE_FILE_SIZE to MIN_CACHE_FILE_SIZE * respect MIN_CACHE_FILE_SIZE setting in a few more places where content is cached --- include/functions.php | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) (limited to 'include') diff --git a/include/functions.php b/include/functions.php index a664212b2..6ea3e9ff2 100644 --- a/include/functions.php +++ b/include/functions.php @@ -30,17 +30,12 @@ /** * Define a constant if not already defined - * - * @param string $name The constant name. - * @param mixed $value The constant value. - * @access public - * @return boolean True if defined successfully or not. */ function define_default($name, $value) { defined($name) or define($name, $value); } - ///// Some defaults that you can override in config.php ////// + /* Some tunables you can override in config.php using define(): */ define_default('FEED_FETCH_TIMEOUT', 45); // How may seconds to wait for response when requesting feed from a site @@ -52,12 +47,18 @@ define_default('FILE_FETCH_CONNECT_TIMEOUT', 15); // How many seconds to wait for initial response from website when // fetching files from remote sites - - // feed updating stuff define_default('DAEMON_UPDATE_LOGIN_LIMIT', 30); + // stop updating feeds if users haven't logged in for X days define_default('DAEMON_FEED_LIMIT', 500); + // feed limit for one update batch define_default('DAEMON_SLEEP_INTERVAL', 120); - define_default('_MIN_CACHE_FILE_SIZE', 1024); + // default sleep interval between feed updates (sec) + define_default('MIN_CACHE_FILE_SIZE', 1024); + // do not cache files smaller than that (bytes) + define_default('CACHE_MAX_DAYS', 7); + // max age in days for various automatically cached (temporary) files + + /* tunables end here */ if (DB_TYPE == "pgsql") { define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE'); -- cgit v1.2.3