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Added a warning when upgrading the application while a CRON is being executed on the same DB

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SVN:trunk[3239]
This commit is contained in:
Romain Quetiez
2014-07-03 07:11:43 +00:00
parent b2feca5eb5
commit 1ba2ed809c
2 changed files with 23 additions and 4 deletions
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7
core/mutex.class.inc.php
View File

@@ -34,7 +34,7 @@ class iTopMutex
protected $bLocked; // Whether or not this instance of the Mutex is locked
static protected $aAcquiredLocks = array(); // Number of instances of the Mutex, having the lock, in this page
public function __construct($sName)
public function __construct($sName, $sDBHost = null, $sDBUser = null, $sDBPwd = null)
{
// Compute the name of a lock for mysql
// Note: the name is server-wide!!!
@@ -49,7 +49,10 @@ class iTopMutex
// It is a MUST to create a dedicated session each time a lock is required, because
// using GET_LOCK anytime on the same session will RELEASE the current and unique session lock (known issue)
$oConfig = utils::GetConfig();
$this->InitMySQLSession($oConfig->GetDBHost(), $oConfig->GetDBUser(), $oConfig->GetDBPwd());
$sDBHost = is_null($sDBHost) ? $oConfig->GetDBHost() : $sDBHost;
$sDBUser = is_null($sDBUser) ? $oConfig->GetDBUser() : $sDBUser;
$sDBPwd = is_null($sDBPwd) ? $oConfig->GetDBPwd() : $sDBPwd;
$this->InitMySQLSession($sDBHost, $sDBUser, $sDBPwd);
}
public function __destruct()

16
setup/wizardsteps.class.inc.php
View File

@@ -26,6 +26,7 @@ require_once(APPROOT.'setup/setuputils.class.inc.php');
require_once(APPROOT.'setup/parameters.class.inc.php');
require_once(APPROOT.'setup/applicationinstaller.class.inc.php');
require_once(APPROOT.'setup/parameters.class.inc.php');
require_once(APPROOT.'core/mutex.class.inc.php');
/**
* First step of the iTop Installation Wizard: Welcome screen
@@ -605,6 +606,21 @@ EOF
$('input[name=upgrade_type]').bind('click change', function() { WizardUpdateButtons(); });
EOF
);
$oMutex = new iTopMutex(
'cron.'.$this->oWizard->GetParameter('db_name', '').'_'.$this->oWizard->GetParameter('db_prefix', ''),
$this->oWizard->GetParameter('db_server', ''),
$this->oWizard->GetParameter('db_user', ''),
$this->oWizard->GetParameter('db_pwd', '')
);
if ($oMutex->TryLock())
{
$oMutex->Unlock();
}
else
{
$oPage->p("<img src=\"../images/error.png\"/>&nbsp;An iTop CRON process is being executed on the target database. It is highly recommended to stop any iTop CRON process prior to running the setup program.");
}
}
}