Tupambae_Org/friendica_2021-01
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Adding force to update routine

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- Introduced Cache::NEVER Lock (never expiring lock)
- Force flag for dbstructure update
- Moving the business logic to central place in Update class
This commit is contained in:
Philipp Holzer 2018-10-29 10:16:07 +01:00
parent f2ec963b95
commit 270e817954
No known key found for this signature in database
GPG key ID: 517BE60E2CE5C8A5
9 changed files with 141 additions and 104 deletions
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1
src/Core/Cache.php
View file

@ -19,6 +19,7 @@ class Cache extends \Friendica\BaseObject
const QUARTER_HOUR = 900;
const FIVE_MINUTES = 300;
const MINUTE = 60;
const NEVER = 0;
/**
* @var Cache\ICacheDriver

10
src/Core/Cache/DatabaseCacheDriver.php
View file

@ -40,7 +40,7 @@ class DatabaseCacheDriver extends AbstractCacheDriver implements ICacheDriver
*/
public function get($key)
{
$cache = DBA::selectFirst('cache', ['v'], ['`k` = ? AND `expires` >= ?', $key, DateTimeFormat::utcNow()]);
$cache = DBA::selectFirst('cache', ['v'], ['`k` = ? AND (`expires` >= ? OR `expires` = -1)', $key, DateTimeFormat::utcNow()]);
if (DBA::isResult($cache)) {
$cached = $cache['v'];
@ -62,11 +62,19 @@ class DatabaseCacheDriver extends AbstractCacheDriver implements ICacheDriver
*/
public function set($key, $value, $ttl = Cache::FIVE_MINUTES)
{
if ($ttl > 0) {
$fields = [
'v' => serialize($value),
'expires' => DateTimeFormat::utc('now + ' . $ttl . 'seconds'),
'updated' => DateTimeFormat::utcNow()
];
} else {
$fields = [
'v' => serialize($value),
'expires' => -1,
'updated' => DateTimeFormat::utcNow()
];
}
return DBA::update('cache', $fields, ['k' => $key], true);
}

35
src/Core/Console/DatabaseStructure.php
View file

@ -25,7 +25,7 @@ class DatabaseStructure extends \Asika\SimpleConsole\Console
$help = <<<HELP
console dbstructure - Performs database updates
Usage
bin/console dbstructure <command> [-h|--help|-?] [-v]
bin/console dbstructure <command> [-h|--help|-?] |-f|--force] [-v]
Commands
dryrun Show database update schema queries without running them
@ -36,14 +36,13 @@ Commands
Options
-h|--help|-? Show help information
-v Show more debug information.
-f|--force Force the command in case of "update" (Ignore failed updates/running updates)
HELP;
return $help;
}
protected function doExecute()
{
$a = get_app();
if ($this->getOption('v')) {
$this->out('Class: ' . __CLASS__);
$this->out('Arguments: ' . var_export($this->args, true));
@ -70,34 +69,8 @@ HELP;
$output = DBStructure::update(true, false);
break;
case "update":
$build = Core\Config::get('system', 'build');
if (empty($build)) {
Core\Config::set('system', 'build', DB_UPDATE_VERSION);
$build = DB_UPDATE_VERSION;
}
$stored = intval($build);
$current = intval(DB_UPDATE_VERSION);
// run the pre_update_nnnn functions in update.php
for ($x = $stored; $x < $current; $x ++) {
$r = Update::runUpdateFunction($x, 'pre_update');
if (!$r) {
break;
}
}
$output = DBStructure::update(true, true);
// run the update_nnnn functions in update.php
for ($x = $stored; $x < $current; $x ++) {
$r = Update::runUpdateFunction($x, 'update');
if (!$r) {
break;
}
}
Core\Config::set('system', 'build', DB_UPDATE_VERSION);
$force = $this->getOption(['f', 'force'], false);
$output = Update::run($force, true, false);
break;
case "dumpsql":
ob_start();

5
src/Core/Lock.php
View file

@ -111,12 +111,13 @@ class Lock
*
* @param string $key Name of the lock
* @param integer $timeout Seconds until we give up
* @param integer $ttl The Lock lifespan, must be one of the Cache constants
*
* @return boolean Was the lock successful?
*/
public static function acquire($key, $timeout = 120)
public static function acquire($key, $timeout = 120, $ttl = Cache::FIVE_MINUTES)
{
return self::getDriver()->acquireLock($key, $timeout);
return self::getDriver()->acquireLock($key, $timeout, $ttl);
}
/**

120
src/Core/Update.php
View file

@ -2,6 +2,7 @@
namespace Friendica\Core;
use Friendica\Database\DBA;
use Friendica\Database\DBStructure;
class Update
@ -38,9 +39,21 @@ class Update
/**
* Automatic database updates
*
* @param bool $force Force the Update-Check even if the lock is set
* @param bool $verbose Run the Update-Check verbose
* @param bool $sendMail Sends a Mail to the administrator in case of success/failure
*
* @return string Empty string if the update is successful, error messages otherwise
*/
public static function run()
public static function run($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) || ($build > DB_UPDATE_VERSION)) {
@ -57,7 +70,8 @@ class Update
Config::load('database');
// Compare the current structure with the defined structure
if (Lock::acquire('dbupdate')) {
// If the Lock is acquired, never release it automatically to avoid double updates
if (Lock::acquire('dbupdate', 120, Cache::NEVER)) {
// run the pre_update_nnnn functions in update.php
for ($x = $stored + 1; $x <= $current; $x++) {
@ -68,14 +82,17 @@ class Update
}
// update the structure in one call
$retval = DBStructure::update(false, true);
$retval = DBStructure::update($verbose, true);
if ($retval) {
DBStructure::updateFail(
if ($sendMail) {
self::updateFailed(
DB_UPDATE_VERSION,
$retval
);
}
Lock::release('dbcheck');
Lock::release('dbupdate');
return;
return $retval;
} else {
Config::set('database', 'last_successful_update', $current);
Config::set('database', 'last_successful_update_time', time());
@ -89,10 +106,16 @@ class Update
}
}
if ($sendMail) {
self::updateSuccessfull($stored, $current);
}
Lock::release('dbupdate');
}
}
}
return '';
}
/**
@ -115,14 +138,14 @@ class Update
// If the update fails or times-out completely you may need to
// delete the config entry to try again.
if (Lock::acquire('dbupdate_function')) {
if (Lock::acquire('dbupdate_function', 120,Cache::NEVER)) {
// call the specific update
$retval = $funcname();
if ($retval) {
//send the administrator an e-mail
DBStructure::updateFail(
self::updateFailed(
$x,
L10n::t('Update %s failed. See error logs.', $x)
);
@ -153,4 +176,87 @@ class Update
return true;
}
}
/**
* send the email and do what is needed to do on update fails
*
* @param int $update_id number of failed update
* @param string $error_message error message
*/
private static function updateFailed($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 = q("SELECT uid, language, email FROM user WHERE email IN (%s)",
$admin_mail_list
);
// No valid result?
if (!DBA::isResult($adminlist)) {
logger(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 = 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' => $lang]
);
L10n::popLang();
}
//try the logger
logger("CRITICAL: Database structure update failed: ".$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 = q("SELECT uid, language, email FROM user WHERE 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 = deindent(L10n::t("
The friendica database was successfully update 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("CRITICAL: Database structure update successful.", LOGGER_TRACE);
}
}

52
src/Database/DBStructure.php
View file

@ -57,58 +57,6 @@ class DBStructure
}
}
/*
* send the email and do what is needed to do on update fails
*
* @param update_id (int) number of failed update
* @param error_message (str) error message
*/
public static function updateFail($update_id, $error_message) {
$a = get_app();
//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 = q("SELECT uid, language, email FROM user WHERE 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 = 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 tableStructure($table) {
$structures = q("DESCRIBE `%s`", $table);

2
update.php
View file

@ -254,5 +254,5 @@ function update_1288() {
DBA::e("UPDATE `item-activity` INNER JOIN `item` ON `item`.`iaid` = `item-activity`.`id` SET `item-activity`.`uri-id` = `item`.`uri-id` WHERE `item-activity`.`uri-id` IS NULL OR `item-activity`.`uri-id` = 0");
DBA::e("UPDATE `item-content` INNER JOIN `item` ON `item`.`icid` = `item-content`.`id` SET `item-content`.`uri-id` = `item`.`uri-id` WHERE `item-content`.`uri-id` IS NULL OR `item-content`.`uri-id` = 0");
return UPDATE_SUCCESS;
return Update::SUCCESS;
}