diff options
Diffstat (limited to 'boot.php')
| -rw-r--r-- | boot.php | 17 |
1 files changed, 17 insertions, 0 deletions
@@ -539,6 +539,8 @@ function check_config(&$a) { $current = intval(DB_UPDATE_VERSION); if(($stored < $current) && file_exists('update.php')) { + load_config('database'); + // We're reporting a different version than what is currently installed. // Run any existing update scripts to bring the database up to current. @@ -552,6 +554,21 @@ function check_config(&$a) { for($x = $stored; $x < $current; $x ++) { if(function_exists('update_' . $x)) { + + // There could be a lot of processes running or about to run. + // We want exactly one process to run the update command. + // So store the fact that we're taking responsibility + // after first checking to see if somebody else already has. + + // If the update fails or times-out completely you may need to + // delete the config entry to try again. + + if(get_config('database','update_' . $x)) + break; + set_config('database','update_' . $x, '1'); + + // call the specific update + $func = 'update_' . $x; $func($a); } |