/**
* Loads updates from the implemented classes
*/
protected function loadUpdates()
{
$this->fetchStatusBefore();
foreach (new UpdatesIterator(self::getPathToUpdates()) as $fileInfo) {
/* @var $fileInfo \SplFileInfo */
$updateClass = __NAMESPACE__ . '\\Updates\\' . substr($fileInfo->getFilename(), 0, 20);
try {
/* @var $update \Scalr\Upgrade\AbstractUpdate */
$update = new $updateClass($fileInfo, $this->stateBefore);
$this->updates[$update->getUuidHex()] = $update;
} catch (\Exception $e) {
$this->console->error("Cound not load update %s. %s", $fileInfo->getPathname(), $e->getMessage());
}
}
}
/**
* Applies update
*
* @param AbstractUpdate $upd Update to apply
*
* @return bool Returns true if update is successful, false otherwise
*
* @throws Exception\UpgradeException
*/
protected function applyUpdate(AbstractUpdate $upd)
{
if (!isset($this->attempts[$upd->getUuidHex()])) {
$this->attempts[$upd->getUuidHex()] = 1;
} else {
$this->attempts[$upd->getUuidHex()]++;
}
if ($this->attempts[$upd->getUuidHex()] > self::MAX_ATTEMPTS) {
throw new Exception\UpgradeException(sprintf('"%s" Failed due to infinity loop. Max number of attempts (%d) reached!', $upd->getName(), self::MAX_ATTEMPTS));
}
$refuseReason = $upd->isRefused();
if (false !== $refuseReason) {
if ($this->opt->verbosity) {
$this->console->notice('%s is ignored. %s', $upd->getName(), (string) $refuseReason);
}
return true;
}
if ($upd->getStatus() == AbstractUpgradeEntity::STATUS_OK) {
//Upgrade file is updated.
$upd->updateAppears();
if (isset($this->opt->cmd) && $this->opt->cmd == self::CMD_RUN_SPECIFIC && $this->opt->uuid == $upd->getUuidHex()) {
//User has requested re-execution of update
$upd->setStatus(AbstractUpgradeEntity::STATUS_PENDING);
$upd->updateHash();
$upd->getEntity()->save();
} else {
//Compare checksum
if ($upd->getEntity()->hash == $upd->getHash()) {
//file modified time could be the issue
$upd->updateApplied();
$upd->getEntity()->save();
if (!empty($this->opt->verbosity) || isset($this->opt->cmd) && $this->opt->cmd == self::CMD_RUN_SPECIFIC && $this->opt->uuid == $upd->getUuidHex()) {
$this->console->warning('Ingnoring %s because of having complete status.', $upd->getName());
}
return true;
} else {
//We should ignore changes in the script and update hash
$upd->updateHash();
$upd->getEntity()->save();
return true;
}
}
}
$this->console->success('%s...', $upd->description ?: $upd->getName());
//Checks updates this upgrade depends upon
if (!empty($upd->depends)) {
foreach ($upd->depends as $uuid) {
$uuidhex = AbstractUpdate::castUuid($uuid);
if (!empty($this->updates[$uuidhex])) {
$update = $this->updates[$uuidhex];
if ($update->getStatus() == AbstractUpgradeEntity::STATUS_OK) {
//Relative update has already been successfully applied.
continue;
}
} else {
if (isset($this->stateBefore[$uuidhex])) {
/* @var $upgradeEntity \Scalr\Upgrade\Entity\AbstractUpgradeEntity */
$upgradeEntity = $this->stateBefore[$uuidhex];
if ($upgradeEntity->status == AbstractUpgradeEntity::STATUS_OK) {
//Relative update has already been applied
continue;
} else {
//Relative update needs to be applied before dependant.
$this->console->warning('"%s" has been declined as it depends on incomplete update "%s" which has status "%s". ' . 'Desired class "%s" does not exist in the expected folder.', $upd->getName(), $uuid, $upgradeEntity->getStatusName(), $upgradeEntity->getUpdateClassName());
return false;
}
} else {
//Relative update has not been delivered yet.
$this->console->warning('"%s" has been postponed as it depends on "%s" which has not been delivered yet.', $upd->getName(), $uuid);
return false;
}
}
if ($update->getStatus() == AbstractUpgradeEntity::STATUS_FAILED && isset($this->recurrences[$update->getUuidHex()])) {
//Recurrence of the failed status. We don't need to report about it again.
$this->console->warning('"%s" has been declined because of failure dependent update "%s".', $upd->getName(), $uuid);
return false;
}
//Relative update has not been applied or it has incomplete status.
//We need to apply it first.
if ($this->applyUpdate($update) === false) {
$this->console->warning('"%s" has been declined. Could not apply related update "%s".', $upd->getName(), $update->getName());
return false;
}
}
}
//Checks if update class implements SequenceInterface
$stages = $upd instanceof SequenceInterface ? range(1, $upd->getNumberStages()) : array(1);
$skip = 0;
foreach ($stages as $stage) {
//Checks if update is applied
if ($upd->isApplied($stage)) {
$upd->console->warning('Skips over the stage %d of update %s because it has already been applied.', $stage, $upd->getName());
$skip++;
continue;
}
//Validates environment before applying
if (!$upd->validateBefore($stage)) {
$this->console->error('Error. Stage %d of update %s could not be applied because of invalid environment! validateBefore(%d) returned false.', $stage, $upd->getName(), $stage);
return false;
}
//Applies the update
try {
$upd->run($stage);
} catch (\Exception $e) {
//We should avoid repetition when another update depends on failed.
$this->recurrences[$upd->getUuidHex()] = true;
$upd->setStatus(AbstractUpgradeEntity::STATUS_FAILED);
$upd->console->error('Error. Stage %d of update %s failed! %s', $stage, $upd->getName(), $e->getMessage());
$upd->getEntity()->save();
$upd->getEntity()->createFailureMessage($upd->console->getLog());
return false;
}
}
$this->console->success("%s - OK", $upd->description ?: $upd->getName());
$upd->setStatus(AbstractUpgradeEntity::STATUS_OK);
$upd->updateHash();
$upd->updateApplied();
$upd->getEntity()->save();
return true;
}
$console->out("");
$console->out("Usage: upgrade [OPTIONS]");
$console->out(" -h, --help Display this help end exit.");
$console->out(" -n, --new Generate a new update class to implement.");
$console->out(" -r uuid Run only specified update. UUID is unique identifier.");
$console->out(" -v Turn on verbosity.");
$console->out(" -i Turn on interactive mode for upgrades which rely on it.");
$console->out(" --force Run forcefully ignoring pid.");
$console->out("");
exit;
};
$options = new \stdClass();
//validates options
if (isset($opt['r'])) {
if (!preg_match('/^[\\da-f]{32}$/i', $opt['r']) && !preg_match('/^[\\da-f]{8}-[\\da-f]{4}-[\\da-f]{4}-[\\da-f]{4}-[\\da-f]{12}$/i', $opt['r'])) {
$console->error("Error usage. UUID should be 32 hexadecimal digit number");
$showusage();
}
$options->cmd = UpgradeHandler::CMD_RUN_SPECIFIC;
$options->uuid = strtolower(str_replace('-', '', $opt['r']));
}
$options->verbosity = isset($opt['v']);
$options->interactive = isset($opt['i']);
if (isset($opt['help']) || isset($opt['h'])) {
$showusage();
}
if (isset($opt['n']) || isset($opt['new'])) {
$template = UpgradeHandler::getPathToUpdates() . '/Template.php';
if (!is_readable($template)) {
$console->error('Could not open template file for reading ' . $template);
exit;
/**
* {@inheritdoc}
* @see \Scalr\System\Pcntl\ProcessInterface::OnStartForking()
*/
public function OnStartForking()
{
$db = \Scalr::getDb();
$sevenDaysAgo = date('Y-m-d H:i:s', strtotime('-7 days'));
$tenDaysAgo = date('Y-m-d H:i:s', strtotime('-10 days'));
$twentyDaysAgo = date('Y-m-d H:i:s', strtotime('-20 days'));
$monthAgo = date('Y-m-d H:i:s', strtotime('-1 months'));
$twoMonthAgo = date('Y-m-d H:i:s', strtotime('-2 months'));
$twoWeeksAgo = date('Y-m-d H:i:s', strtotime('-14 days'));
$this->console->out("%s (UTC) Start RotateLogsProcess", gmdate('Y-m-d'));
$this->console->out("Rotating logentries table");
$this->rotateTable("DELETE FROM `logentries` WHERE `time` < ?", [strtotime('-10 days')]);
$this->console->out("Rotating scripting_log table");
$this->rotateTable("DELETE FROM `scripting_log` WHERE `dtadded` < ?", array($sevenDaysAgo));
$this->console->out("Rotating events table");
$this->rotateTable("DELETE FROM `events` WHERE `dtadded` < ?", array($twoMonthAgo));
$this->console->out("Rotating messages table");
$this->rotateTable("DELETE FROM messages WHERE type='out' AND status='1' AND `dtlasthandleattempt` < ?", array($tenDaysAgo));
$this->rotateTable("DELETE FROM messages WHERE type='out' AND status='3' AND `dtlasthandleattempt` < ?", array($tenDaysAgo));
$this->rotateTable("DELETE FROM messages WHERE type='in' AND status='1' AND `dtlasthandleattempt` < ?", array($tenDaysAgo));
$this->console->out('Rotating webhook_history table');
$this->rotateTable("DELETE FROM webhook_history WHERE `created` < ?", array($twoWeeksAgo));
$this->console->out("Rotating farm_role_scripts table");
$year = date('Y');
$month = date('m', strtotime('-1 months'));
$this->rotateTable("\n DELETE FROM `farm_role_scripts`\n WHERE ismenuitem='0' AND event_name LIKE 'CustomEvent-{$year}{$month}%'\n ");
$this->rotateTable("\n DELETE FROM `farm_role_scripts`\n WHERE ismenuitem='0' AND event_name LIKE 'APIEvent-{$year}{$month}%'\n ");
$this->console->out('Calculating number of the records in the syslog table');
if ($db->GetOne("SELECT COUNT(*) FROM `syslog`") > 1000000) {
$this->console->out("Rotating syslog table");
$dtstamp = date("HdmY");
try {
if ($db->GetOne("SHOW TABLES LIKE ?", ['syslog_tmp'])) {
$db->Execute("DROP TABLE `syslog_tmp`");
}
$db->Execute("CREATE TABLE `syslog_tmp` LIKE `syslog`");
$db->Execute("RENAME TABLE `syslog` TO `syslog_" . $dtstamp . "`, `syslog_tmp` TO `syslog`");
$db->Execute("TRUNCATE TABLE syslog_metadata");
$db->Execute("OPTIMIZE TABLE syslog");
$db->Execute("OPTIMIZE TABLE syslog_metadata");
} catch (Exception $e) {
$this->console->error($e->getMessage());
}
$this->Logger->debug("Log rotated. New table 'syslog_{$dtstamp}' created.");
$this->rotateBackup('^syslog_[0-9]{8,10}$');
}
//Rotate aws_statistics
$this->console->out("Rotating AWS Statistics");
StatisticsPlugin::rotate();
//Rotate cost analytics data
if (Scalr::getContainer()->analytics->enabled) {
$this->console->out("Rotating analytics.poller_sessions table");
$before = (new DateTime('-7 days', new DateTimeZone('UTC')))->format('Y-m-d H:i:s');
$this->rotateTable("DELETE FROM `poller_sessions` WHERE `dtime` < ?", [$before], 'cadb');
$this->console->out("Rotating analytics.usage_h table");
$before = (new DateTime('-14 days', new DateTimeZone('UTC')))->format('Y-m-d H:i:s');
$this->rotateTable("DELETE FROM `usage_h` WHERE `dtime` < ?", [$before], 'cadb');
$this->console->out("Rotating analytics.nm_usage_h table");
$this->rotateTable("DELETE FROM `nm_usage_h` WHERE `dtime` < ?", [$before], 'cadb');
}
$this->console->out('Done');
}
