namespace Friendica\Core;
+use Friendica\Database\DBA;
use Friendica\Database\DBStructure;
+use Friendica\Util\Strings;
class Update
{
+ const SUCCESS = 0;
+ const FAILED = 1;
+
+ /**
+ * @brief Function to check if the Database structure needs an update.
+ *
+ * @param string $basePath The base path of this application
+ * @param boolean $via_worker boolean Is the check run via the worker?
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+ */
+ public static function check($basePath, $via_worker)
+ {
+ if (!DBA::connected()) {
+ return;
+ }
+
+ $build = Config::get('system', 'build');
+
+ if (empty($build)) {
+ Config::set('system', 'build', DB_UPDATE_VERSION - 1);
+ $build = DB_UPDATE_VERSION - 1;
+ }
+
+ // We don't support upgrading from very old versions anymore
+ if ($build < NEW_UPDATE_ROUTINE_VERSION) {
+ die('You try to update from a version prior to database version 1170. The direct upgrade path is not supported. Please update to version 3.5.4 before updating to this version.');
+ }
+
+ if ($build < DB_UPDATE_VERSION) {
+ // When we cannot execute the database update via the worker, we will do it directly
+ if (!Worker::add(PRIORITY_CRITICAL, 'DBUpdate') && $via_worker) {
+ self::run($basePath);
+ }
+ }
+ }
+
/**
* Automatic database updates
+ *
+ * @param string $basePath The base path of this application
+ * @param bool $force Force the Update-Check even if the lock is set
+ * @param bool $verbose Run the Update-Check verbose
+ * @param bool $sendMail Sends a Mail to the administrator in case of success/failure
+ *
+ * @return string Empty string if the update is successful, error messages otherwise
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function run()
+ public static function run($basePath, $force = false, $verbose = false, $sendMail = true)
{
+ // In force mode, we release the dbupdate lock first
+ // Necessary in case of an stuck update
+ if ($force) {
+ Lock::release('dbupdate');
+ }
+
$build = Config::get('system', 'build');
if (empty($build) || ($build > DB_UPDATE_VERSION)) {
if ($stored < $current) {
Config::load('database');
+ Logger::log('Update from \'' . $stored . '\' to \'' . $current . '\' - starting', Logger::DEBUG);
+
// Compare the current structure with the defined structure
- $t = Config::get('database', 'dbupdate_' . DB_UPDATE_VERSION);
- if (!is_null($t)) {
- return;
- }
+ // If the Lock is acquired, never release it automatically to avoid double updates
+ if (Lock::acquire('dbupdate', 120, Cache::INFINITE)) {
- // run the pre_update_nnnn functions in update.php
- for ($x = $stored + 1; $x <= $current; $x++) {
- $r = self::runUpdateFunction($x, 'pre_update');
- if (!$r) {
- break;
+ // run the pre_update_nnnn functions in update.php
+ for ($x = $stored + 1; $x <= $current; $x++) {
+ $r = self::runUpdateFunction($x, 'pre_update');
+ if (!$r) {
+ break;
+ }
}
- }
- Config::set('database', 'dbupdate_' . DB_UPDATE_VERSION, time());
+ // update the structure in one call
+ $retval = DBStructure::update($basePath, $verbose, true);
+ if ($retval) {
+ if ($sendMail) {
+ self::updateFailed(
+ DB_UPDATE_VERSION,
+ $retval
+ );
+ }
+ Logger::log('ERROR: Update from \'' . $stored . '\' to \'' . $current . '\' - failed: ' - $retval, Logger::ALL);
+ Lock::release('dbupdate');
+ return $retval;
+ } else {
+ Config::set('database', 'last_successful_update', $current);
+ Config::set('database', 'last_successful_update_time', time());
+ Logger::log('Update from \'' . $stored . '\' to \'' . $current . '\' - finished', Logger::DEBUG);
+ }
- // update the structure in one call
- $retval = DBStructure::update(false, true);
- if ($retval) {
- DBStructure::updateFail(
- DB_UPDATE_VERSION,
- $retval
- );
- return;
- } else {
- Config::set('database', 'dbupdate_' . DB_UPDATE_VERSION, 'success');
- }
+ // run the update_nnnn functions in update.php
+ for ($x = $stored + 1; $x <= $current; $x++) {
+ $r = self::runUpdateFunction($x, 'update');
+ if (!$r) {
+ break;
+ }
+ }
- // run the update_nnnn functions in update.php
- for ($x = $stored + 1; $x <= $current; $x++) {
- $r = self::runUpdateFunction($x, 'update');
- if (!$r) {
- break;
+ Logger::log('Update from \'' . $stored . '\' to \'' . $current . '\' - successful', Logger::DEBUG);
+ if ($sendMail) {
+ self::updateSuccessfull($stored, $current);
}
+
+ Lock::release('dbupdate');
}
}
+ } elseif ($force) {
+ DBStructure::update($basePath, $verbose, true);
}
+
+ return '';
}
/**
* Executes a specific update function
*
- * @param int $x the DB version number of the function
+ * @param int $x the DB version number of the function
* @param string $prefix the prefix of the function (update, pre_update)
*
* @return bool true, if the update function worked
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
public static function runUpdateFunction($x, $prefix)
{
$funcname = $prefix . '_' . $x;
+ Logger::log('Update function \'' . $funcname . '\' - start', Logger::DEBUG);
+
if (function_exists($funcname)) {
// There could be a lot of processes running or about to run.
// We want exactly one process to run the update command.
// If the update fails or times-out completely you may need to
// delete the config entry to try again.
- $t = Config::get('database', $funcname);
- if (!is_null($t)) {
- return false;
- }
- Config::set('database', $funcname, time());
+ if (Lock::acquire('dbupdate_function', 120,Cache::INFINITE)) {
- // call the specific update
- $retval = $funcname();
+ // call the specific update
+ $retval = $funcname();
- if ($retval) {
- //send the administrator an e-mail
- DBStructure::updateFail(
- $x,
- L10n::t('Update %s failed. See error logs.', $x)
- );
- return false;
- } else {
- Config::set('database', $funcname, 'success');
+ if ($retval) {
+ //send the administrator an e-mail
+ self::updateFailed(
+ $x,
+ L10n::t('Update %s failed. See error logs.', $x)
+ );
+ Logger::log('ERROR: Update function \'' . $funcname . '\' - failed: ' . $retval, Logger::ALL);
+ Lock::release('dbupdate_function');
+ return false;
+ } else {
+ Config::set('database', 'last_successful_update_function', $funcname);
+ Config::set('database', 'last_successful_update_function_time', time());
- if ($prefix == 'update') {
- Config::set('system', 'build', $x);
- }
+ if ($prefix == 'update') {
+ Config::set('system', 'build', $x);
+ }
- return true;
+ Lock::release('dbupdate_function');
+ Logger::log('Update function \'' . $funcname . '\' - finished', Logger::DEBUG);
+ return true;
+ }
}
} else {
- Config::set('database', $funcname, 'success');
+ Logger::log('Skipping \'' . $funcname . '\' without executing', Logger::DEBUG);
+
+ Config::set('database', 'last_successful_update_function', $funcname);
+ Config::set('database', 'last_successful_update_function_time', time());
if ($prefix == 'update') {
Config::set('system', 'build', $x);
return true;
}
}
-}
\ No newline at end of file
+
+ /**
+ * send the email and do what is needed to do on update fails
+ *
+ * @param int $update_id number of failed update
+ * @param string $error_message error message
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+ */
+ private static function updateFailed($update_id, $error_message) {
+ //send the administrators an e-mail
+ $admin_mail_list = "'".implode("','", array_map(['Friendica\Database\DBA', 'escape'], explode(",", str_replace(" ", "", Config::get('config', 'admin_email')))))."'";
+ $adminlist = DBA::select('user', ['uid', 'language', 'email'], ['`email` IN (%s)', $admin_mail_list]);
+
+ // No valid result?
+ if (!DBA::isResult($adminlist)) {
+ Logger::log(sprintf('Cannot notify administrators about update_id=%d, error_message=%s', $update_id, $error_message), Logger::INFO);
+
+ // Don't continue
+ return;
+ }
+
+ // every admin could had different language
+ foreach ($adminlist as $admin) {
+ $lang = (($admin['language'])?$admin['language']:'en');
+ L10n::pushLang($lang);
+
+ $preamble = Strings::deindent(L10n::t("
+ The friendica developers released update %s recently,
+ but when I tried to install it, something went terribly wrong.
+ This needs to be fixed soon and I can't do it alone. Please contact a
+ friendica developer if you can not help me on your own. My database might be invalid.",
+ $update_id));
+ $body = L10n::t("The error message is\n[pre]%s[/pre]", $error_message);
+
+ notification([
+ 'uid' => $admin['uid'],
+ 'type' => SYSTEM_EMAIL,
+ 'to_email' => $admin['email'],
+ 'preamble' => $preamble,
+ 'body' => $body,
+ 'language' => $lang]
+ );
+ L10n::popLang();
+ }
+
+ //try the logger
+ Logger::log("CRITICAL: Database structure update failed: " . $error_message);
+ }
+
+ private static function updateSuccessfull($from_build, $to_build)
+ {
+ //send the administrators an e-mail
+ $admin_mail_list = "'".implode("','", array_map(['Friendica\Database\DBA', 'escape'], explode(",", str_replace(" ", "", Config::get('config', 'admin_email')))))."'";
+ $adminlist = DBA::select('user', ['uid', 'language', 'email'], ['`email` IN (%s)', $admin_mail_list]);
+
+ if (DBA::isResult($adminlist)) {
+ // every admin could had different language
+ foreach ($adminlist as $admin) {
+ $lang = (($admin['language']) ? $admin['language'] : 'en');
+ L10n::pushLang($lang);
+
+ $preamble = Strings::deindent(L10n::t("
+ The friendica database was successfully updated from %s to %s.",
+ $from_build, $to_build));
+
+ notification([
+ 'uid' => $admin['uid'],
+ 'type' => SYSTEM_EMAIL,
+ 'to_email' => $admin['email'],
+ 'preamble' => $preamble,
+ 'body' => $preamble,
+ 'language' => $lang]
+ );
+ L10n::popLang();
+ }
+ }
+
+ //try the logger
+ Logger::log("Database structure update successful.", Logger::TRACE);
+ }
+}