public static function OnMetaModelStarted()
{
try {
$oBackupMutex = new iTopMutex('backup.' . utils::GetCurrentEnvironment());
if ($oBackupMutex->TryLock()) {
$oBackupMutex->Unlock();
} else {
// Not needed: the DB dump is done in a single transaction
//MetaModel::GetConfig()->Set('access_mode', ACCESS_READONLY, 'itop-backup');
//MetaModel::GetConfig()->Set('access_message', ' - '.dict::S('bkp-backup-running'), 'itop-backup');
}
$oRestoreMutex = new iTopMutex('restore.' . utils::GetCurrentEnvironment());
if ($oRestoreMutex->TryLock()) {
$oRestoreMutex->Unlock();
} else {
IssueLog::Info(__CLASS__ . '::' . __FUNCTION__ . ' A user is trying to use iTop while a restore is running. The requested page is in read-only mode.');
MetaModel::GetConfig()->Set('access_mode', ACCESS_READONLY, 'itop-backup');
MetaModel::GetConfig()->Set('access_message', ' - ' . dict::S('bkp-restore-running'), 'itop-backup');
}
} catch (Exception $e) {
IssueLog::Error(__CLASS__ . '::' . __FUNCTION__ . ' Failed to check if a backup/restore is running: ' . $e->getMessage());
}
}
/**
* @return boolean True if the task record can be deleted
*/
public function Process()
{
// By default: consider that the task is not completed
$bRet = false;
// Attempt to take the ownership
$iStatus = $this->MarkAsRunning();
if ($iStatus == self::OK) {
try {
$sStatus = $this->DoProcess();
if ($this->Get('event_id') != 0) {
$oEventLog = MetaModel::GetObject('Event', $this->Get('event_id'));
$oEventLog->Set('message', $sStatus);
$oEventLog->DBUpdate();
}
$bRet = true;
} catch (Exception $e) {
$iRemaining = $this->Get('remaining_retries');
if ($iRemaining > 0) {
$iRetryDelay = $this->GetRetryDelay();
IssueLog::Info('Failed to process async task #' . $this->GetKey() . ' - reason: ' . $e->getMessage() . ' - remaining retries: ' . $iRemaining . ' - next retry in ' . $iRetryDelay . 's');
$this->Set('remaining_retries', $iRemaining - 1);
$this->Set('status', 'planned');
$this->Set('started', null);
$this->Set('planned', time() + $iRetryDelay);
$this->DBUpdate();
} else {
IssueLog::Error('Failed to process async task #' . $this->GetKey() . ' - reason: ' . $e->getMessage());
}
}
} else {
// Already done or being handled by another process... skip...
$bRet = false;
}
return $bRet;
}
break;
case 'xml':
default:
$oPage->SetContentType('text/xml');
$oObj = MetaModel::GetObject($sClass, $id, true);
// Build the root XML part
$oXmlDoc = new DOMDocument('1.0', 'UTF-8');
$oXmlRoot = $oXmlDoc->CreateElement('root');
$oXmlNode = $oXmlDoc->CreateElement('node');
$oXmlNode->SetAttribute('id', $oObj->GetKey());
$oXmlNode->SetAttribute('obj_class', get_class($oObj));
$oXmlNode->SetAttribute('obj_class_name', htmlspecialchars(MetaModel::GetName(get_class($oObj))));
$oXmlNode->SetAttribute('name', htmlspecialchars($oObj->GetRawName()));
$oXmlNode->SetAttribute('icon', BuildIconPath($oObj->GetIcon(false)));
// Hard coded for the moment
AddNodeDetails($oXmlNode, $oObj);
$oLinks = $oXmlDoc->CreateElement("links");
$oXmlRoot->SetAttribute('position', 'left');
$oXmlRoot->SetAttribute('title', MetaModel::GetRelationDescription($sRelation) . ' ' . htmlspecialchars($oObj->GetRawName()));
IssueLog::Info(__FUNCTION__ . " Rel: {$sRelation}");
GetRelatedObjectsAsXml($oObj, $sRelation, $oLinks, $oXmlDoc, $oXmlNode, 0, $aExcludedClasses);
$oXmlRoot->AppendChild($oXmlNode);
$oXmlDoc->AppendChild($oXmlRoot);
$oPage->add($oXmlDoc->SaveXML());
break;
}
}
$oPage->output();
} catch (Exception $e) {
echo "Error: " . $e->getMessage();
}
/**
* @param hash $aOrderBy Array of '[<classalias>.]attcode' => bAscending
*/
public function MakeSelectQuery($aOrderBy = array(), $aArgs = array(), $aAttToLoad = null, $aExtendedDataSpec = null, $iLimitCount = 0, $iLimitStart = 0, $bGetCount = false)
{
// Check the order by specification, and prefix with the class alias
// and make sure that the ordering columns are going to be selected
//
$sClass = $this->GetClass();
$sClassAlias = $this->GetClassAlias();
$aOrderSpec = array();
foreach ($aOrderBy as $sFieldAlias => $bAscending) {
if (!is_bool($bAscending)) {
throw new CoreException("Wrong direction in ORDER BY spec, found '{$bAscending}' and expecting a boolean value");
}
$iDotPos = strpos($sFieldAlias, '.');
if ($iDotPos === false) {
$sAttClass = $sClass;
$sAttClassAlias = $sClassAlias;
$sAttCode = $sFieldAlias;
} else {
$sAttClassAlias = substr($sFieldAlias, 0, $iDotPos);
$sAttClass = $this->GetClassName($sAttClassAlias);
$sAttCode = substr($sFieldAlias, $iDotPos + 1);
}
if ($sAttCode != 'id') {
MyHelpers::CheckValueInArray('field name in ORDER BY spec', $sAttCode, MetaModel::GetAttributesList($sAttClass));
$oAttDef = MetaModel::GetAttributeDef($sAttClass, $sAttCode);
foreach ($oAttDef->GetOrderBySQLExpressions($sAttClassAlias) as $sSQLExpression) {
$aOrderSpec[$sSQLExpression] = $bAscending;
}
} else {
$aOrderSpec['`' . $sAttClassAlias . $sAttCode . '`'] = $bAscending;
}
// Make sure that the columns used for sorting are present in the loaded columns
if (!is_null($aAttToLoad) && !isset($aAttToLoad[$sAttClassAlias][$sAttCode])) {
$aAttToLoad[$sAttClassAlias][$sAttCode] = MetaModel::GetAttributeDef($sAttClass, $sAttCode);
}
}
$oSQLQuery = $this->GetSQLQuery($aOrderBy, $aArgs, $aAttToLoad, $aExtendedDataSpec, $iLimitCount, $iLimitStart, $bGetCount);
$aScalarArgs = array_merge(MetaModel::PrepareQueryArguments($aArgs), $this->GetInternalParams());
try {
$bBeautifulSQL = self::$m_bTraceQueries || self::$m_bDebugQuery || self::$m_bIndentQueries;
$sRes = $oSQLQuery->RenderSelect($aOrderSpec, $aScalarArgs, $iLimitCount, $iLimitStart, $bGetCount, $bBeautifulSQL);
if ($sClassAlias == '_itop_') {
IssueLog::Info('SQL Query (_itop_): ' . $sRes);
}
} catch (MissingQueryArgument $e) {
// Add some information...
$e->addInfo('OQL', $this->ToOQL());
throw $e;
}
$this->AddQueryTraceSelect($aOrderBy, $aArgs, $aAttToLoad, $aExtendedDataSpec, $iLimitCount, $iLimitStart, $bGetCount, $sRes);
return $sRes;
}
throw new Exception("Error: missing token file: '{$sTokenFile}'");
}
$sFile = file_get_contents($sTokenFile);
unlink($sTokenFile);
$sMySQLBinDir = utils::ReadParam('mysql_bindir', '', false, 'raw_data');
$sDBHost = utils::ReadParam('db_host', '', false, 'raw_data');
$sDBUser = utils::ReadParam('db_user', '', false, 'raw_data');
$sDBPwd = utils::ReadParam('db_pwd', '', false, 'raw_data');
$sDBName = utils::ReadParam('db_name', '', false, 'raw_data');
$sDBSubName = utils::ReadParam('db_subname', '', false, 'raw_data');
$oDBRS = new DBRestore($sDBHost, $sDBUser, $sDBPwd, $sDBName, $sDBSubName);
$oDBRS->SetMySQLBinDir($sMySQLBinDir);
$sBackupDir = APPROOT . 'data/backups/';
$sBackupFile = $sBackupDir . $sFile;
$sRes = $oDBRS->RestoreFromZip($sBackupFile, $sEnvironment);
IssueLog::Info('Backup Restore - Done, releasing the LOCK');
$oRestoreMutex->Unlock();
} catch (Exception $e) {
$oRestoreMutex->Unlock();
$oPage->p('Error: ' . $e->getMessage());
}
}
$oPage->output();
break;
case 'download':
require_once APPROOT . '/application/startup.inc.php';
require_once APPROOT . '/application/loginwebpage.class.inc.php';
LoginWebPage::DoLogin(true);
// Check user rights and prompt if needed (must be admin)
if (utils::GetConfig()->Get('demo_mode')) {
throw new Exception('iTop is in demonstration mode: the feature is disabled');
/**
* Overridable to extend the behavior in case of error (logging)
*/
protected function HandleError($sErrorMessage, $iErrorCode)
{
if ($this->Get('last_attempt') == '') {
// First attempt
$this->Set('remaining_retries', $this->GetMaxRetries($iErrorCode));
}
$this->Set('last_error', $sErrorMessage);
$this->Set('last_error_code', $iErrorCode);
// Note: can be ZERO !!!
$this->Set('last_attempt', time());
$iRemaining = $this->Get('remaining_retries');
if ($iRemaining > 0) {
$iRetryDelay = $this->GetRetryDelay($iErrorCode);
IssueLog::Info('Failed to process async task #' . $this->GetKey() . ' - reason: ' . $sErrorMessage . ' - remaining retries: ' . $iRemaining . ' - next retry in ' . $iRetryDelay . 's');
$this->Set('remaining_retries', $iRemaining - 1);
$this->Set('status', 'planned');
$this->Set('started', null);
$this->Set('planned', time() + $iRetryDelay);
} else {
IssueLog::Error('Failed to process async task #' . $this->GetKey() . ' - reason: ' . $sErrorMessage);
$this->Set('status', 'error');
$this->Set('started', null);
$this->Set('planned', null);
$this->OnDefinitiveFailure();
}
$this->DBUpdate();
}
