Congegni
/
sintonia
7
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Refactored the upgrade process for Airtime Pro

This commit is contained in:
Albert Santoni 2014-07-01 13:36:09 -04:00
parent 3357c1f032
commit 9de92a87a4
3 changed files with 221 additions and 73 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

106
airtime_mvc/application/controllers/UpgradeController.php
View File

@ -1,11 +1,11 @@
<?php
require_once("Upgrades.php");
class UpgradeController extends Zend_Controller_Action
{
public function indexAction()
{
$airtime_upgrade_version = '2.5.3';
$this->view->layout()->disableLayout();
$this->_helper->viewRenderer->setNoRender(true);
@ -13,64 +13,39 @@ class UpgradeController extends Zend_Controller_Action
return;
}
if (!$this->verifyAirtimeVersion()) {
return;
}
$con = Propel::getConnection();
$con->beginTransaction();
try {
//Disable Airtime UI
//create a temporary maintenance notification file
//when this file is on the server, zend framework redirects all
//requests to the maintenance page and sets a 503 response code
$maintenanceFile = isset($_SERVER['AIRTIME_BASE']) ? $_SERVER['AIRTIME_BASE']."maintenance.txt" : "/tmp/maintenance.txt";
$file = fopen($maintenanceFile, 'w');
fclose($file);
//Begin upgrade
$upgraders = array();
array_push($upgraders, new AirtimeUpgrader253());
array_push($upgraders, new AirtimeUpgrader254());
$didWePerformAnUpgrade = false;
try
{
for ($i = 0; $i < count($upgraders); $i++)
{
$upgrader = $upgraders[$i];
if ($upgrader->checkIfUpgradeSupported())
{
$upgrader->upgrade(); //This will throw an exception if the upgrade fails.
$didWePerformAnUpgrade = true;
$this->getResponse()
->setHttpResponseCode(200)
->appendBody("Upgrade to Airtime " . $upgrader->getNewVersion() . " OK<br>");
$i = 0; //Start over, in case the upgrade handlers are not in ascending order.
}
}
//Update disk_usage value in cc_pref
$musicDir = CcMusicDirsQuery::create()
->filterByType('stor')
->filterByExists(true)
->findOne();
$storPath = $musicDir->getDirectory();
$freeSpace = disk_free_space($storPath);
$totalSpace = disk_total_space($storPath);
Application_Model_Preference::setDiskUsage($totalSpace - $freeSpace);
//TODO: clear out the cache
$con->commit();
//update system_version in cc_pref and change some columns in cc_files
$airtimeConf = isset($_SERVER['AIRTIME_CONF']) ? $_SERVER['AIRTIME_CONF'] : "/etc/airtime/airtime.conf";
$values = parse_ini_file($airtimeConf, true);
$username = $values['database']['dbuser'];
$password = $values['database']['dbpass'];
$host = $values['database']['host'];
$database = $values['database']['dbname'];
$dir = __DIR__;
passthru("export PGPASSWORD=$password && psql -h $host -U $username -q -f $dir/upgrade_sql/airtime_$airtime_upgrade_version/upgrade.sql $database 2>&1 | grep -v \"will create implicit index\"");
//delete maintenance.txt to give users access back to Airtime
unlink($maintenanceFile);
$this->getResponse()
if (!$didWePerformAnUpgrade)
{
$this->getResponse()
->setHttpResponseCode(200)
->appendBody("Upgrade to Airtime 2.5.3 OK");
} catch(Exception $e) {
$con->rollback();
unlink($maintenanceFile);
->appendBody("No upgrade was performed. The current Airtime version is " . AirtimeUpgrader::getCurrentVersion() . ".<br>");
}
}
catch (Exception $e)
{
$this->getResponse()
->setHttpResponseCode(400)
->appendBody($e->getMessage());
->setHttpResponseCode(400)
->appendBody($e->getMessage());
}
}
@ -91,25 +66,10 @@ class UpgradeController extends Zend_Controller_Action
{
$this->getResponse()
->setHttpResponseCode(401)
->appendBody("Error: Incorrect API key.");
->appendBody("Error: Incorrect API key.<br>");
return false;
}
return true;
}
private function verifyAirtimeVersion()
{
$pref = CcPrefQuery::create()
->filterByKeystr('system_version')
->findOne();
$airtime_version = $pref->getValStr();
if (!in_array($airtime_version, array('2.5.1', '2.5.2'))) {
$this->getResponse()
->setHttpResponseCode(400)
->appendBody("Upgrade to Airtime 2.5.3 FAILED. You must be using Airtime 2.5.1 or 2.5.2 to upgrade.");
return false;
}
return true;
}
}

184
airtime_mvc/application/upgrade/Upgrades.php Normal file
View File

@ -0,0 +1,184 @@
<?php
abstract class AirtimeUpgrader
{
/** Versions that this upgrader class can upgrade from (an array of version strings). */
abstract protected function getSupportedVersions();
/** The version that this upgrader class will upgrade to. (returns a version string) */
abstract public function getNewVersion();
public static function getCurrentVersion()
{
$pref = CcPrefQuery::create()
->filterByKeystr('system_version')
->findOne();
$airtime_version = $pref->getValStr();
return $airtime_version;
}
/**
* This function checks to see if this class can perform an upgrade of your version of Airtime
* @return boolean True if we can upgrade your version of Airtime.
*/
public function checkIfUpgradeSupported()
{
if (!in_array(AirtimeUpgrader::getCurrentVersion(), $this->getSupportedVersions())) {
return false;
}
return true;
}
protected function toggleMaintenanceScreen($toggle)
{
if ($toggle)
{
//Disable Airtime UI
//create a temporary maintenance notification file
//when this file is on the server, zend framework redirects all
//requests to the maintenance page and sets a 503 response code
$this->maintenanceFile = isset($_SERVER['AIRTIME_BASE']) ? $_SERVER['AIRTIME_BASE']."maintenance.txt" : "/tmp/maintenance.txt";
$file = fopen($this->maintenanceFile, 'w');
fclose($file);
} else {
//delete maintenance.txt to give users access back to Airtime
if ($this->maintenanceFile) {
unlink($this->maintenanceFile);
}
}
}
/** Implement this for each new version of Airtime */
abstract public function upgrade();
}
class AirtimeUpgrader253 extends AirtimeUpgrader
{
protected function getSupportedVersions()
{
return array('2.5.1', '2.5.2');
}
public function getNewVersion()
{
return '2.5.3';
}
public function upgrade()
{
assert($this->checkIfUpgradeSupported());
$con = Propel::getConnection();
$con->beginTransaction();
try {
$this->toggleMaintenanceScreen(true);
//Begin upgrade
//Update disk_usage value in cc_pref
$musicDir = CcMusicDirsQuery::create()
->filterByType('stor')
->filterByExists(true)
->findOne();
$storPath = $musicDir->getDirectory();
$freeSpace = disk_free_space($storPath);
$totalSpace = disk_total_space($storPath);
Application_Model_Preference::setDiskUsage($totalSpace - $freeSpace);
//TODO: clear out the cache
$con->commit();
//update system_version in cc_pref and change some columns in cc_files
$airtimeConf = isset($_SERVER['AIRTIME_CONF']) ? $_SERVER['AIRTIME_CONF'] : "/etc/airtime/airtime.conf";
$values = parse_ini_file($airtimeConf, true);
$username = $values['database']['dbuser'];
$password = $values['database']['dbpass'];
$host = $values['database']['host'];
$database = $values['database']['dbname'];
$dir = __DIR__;
passthru("export PGPASSWORD=$password && psql -h $host -U $username -q -f $dir/upgrade_sql/airtime_$airtime_upgrade_version/upgrade.sql $database 2>&1 | grep -v \"will create implicit index\"");
Application_Model_Preference::SetAirtimeVersion($this->getNewVersion());
$this->toggleMaintenanceScreen(false);
} catch (Exception $e) {
$con->rollback();
$this->toggleMaintenanceScreen(false);
}
}
}
class AirtimeUpgrader254 extends AirtimeUpgrader
{
protected function getSupportedVersions()
{
return array('2.5.3');
}
public function getNewVersion()
{
return '2.5.4';
}
public function upgrade()
{
assert($this->checkIfUpgradeSupported());
$con = Propel::getConnection();
$con->beginTransaction();
try {
$this->toggleMaintenanceScreen(true);
//Begin upgrade
//First, ensure there are no superadmins already.
$numberOfSuperAdmins = CcSubjsQuery::create()
->filterByType(UTYPE_SUPERADMIN)
->count();
//Only create a super admin if there isn't one already.
if ($numberOfSuperAdmins == 0)
{
//Find the "admin" user and promote them to superadmin.
$adminUser = CcSubjsQuery::create()
->filterByLogin('admin')
->findOne();
if (!$adminUser)
{
//TODO: Otherwise get the user with the lowest ID that is of type administrator:
//
$adminUser = CcSubjsQuery::create()
->filterByType(UTYPE_ADMIN)
->orderByDbId(Criteria::ASC)
->findOne();
if (!$adminUser) {
throw new Exception("Failed to find any users of type 'admin' ('A').");
}
}
$adminUser = new Application_Model_User($adminUser);
$adminUser->setType(UTYPE_SUPERADMIN);
$adminUser->save();
Logging::info($this->getNewVersion() . " Upgrade: Promoted user " . $adminUser->getLogin() . " to be a Super Admin.");
}
$con->commit();
$this->toggleMaintenanceScreen(false);
Application_Model_Preference::SetAirtimeVersion($this->getNewVersion());
return true;
} catch(Exception $e) {
$con->rollback();
$this->toggleMaintenanceScreen(false);
throw $e;
}
}
}

4
airtime_mvc/public/index.php
View File

@ -44,6 +44,10 @@ if (file_exists('/usr/share/php/libzend-framework-php')) {
set_include_path('/usr/share/php/libzend-framework-php' . PATH_SEPARATOR . get_include_path());
}
//Upgrade directory
set_include_path(APPLICATION_PATH . '/upgrade/' . PATH_SEPARATOR . get_include_path());
/** Zend_Application */
require_once 'Zend/Application.php';
$application = new Zend_Application(