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path: root/application/controllers/ResourceController.php
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<?php
/*
 * Copyright (c) 2011 - OpenSLX GmbH, RZ Uni Freiburg
 * This program is free software distributed under the GPL version 2.
 * See http://gpl.openslx.org/
 *
 * If you have any feedback please consult http://feedback.openslx.org/ and
 * send your suggestions, praise, or complaints to feedback@openslx.org
 *
 * General information about OpenSLX can be found at http://openslx.org/
 */

class ResourceController extends Zend_Controller_Action
{

	private $thisSession;
	private $page;
	private $membership;

	public function init()
	{
		$this->_helper->layout->disableLayout();
		$this->_helper->viewRenderer->setNoRender();
		
		$session = new Application_Model_Session();
		$sm = new Application_Model_SessionMapper();
		
		//TODO Error Messages if something failed
		$alpha = $this->_request->getParam('alpha');
		$apikey = $this->_request->getParam('apikey');
		
		if($apikey != ""){
			$membershipMapper = new Application_Model_MembershipMapper();
			$this->membership = new Application_Model_Membership();
			$rightrolesMapper = new Application_Model_RightRolesMapper();
			$rightroles = new Application_Model_RightRoles();	
			@list($this->membership) = $membershipMapper->findBy(array('apikey' => $apikey));
			if($this->membership == null){
				header('HTTP/1.0 401 Member not found');	
				die();
			}
			@list($rightroles) = $rightrolesMapper->findBy(array('rightID' => '55', 'roleID' => $this->membership->getRoleID()));
			if($rightroles == null){
				header('HTTP/1.0 403 No Right to Create Bootos');	
				die();
			}
		}
		elseif($alpha == "0"){
			$bootmenuentryID = $this->_request->getParam('bootmenuentryID');

			$this->page = $this->_request->getParam('page');
			if(!is_numeric($bootmenuentryID))
				$this->_redirect('/user/bootmenu/index/page/'.$this->page.'/json/error');
			
			$bootmenuentry = new Application_Model_BootMenuEntries();
			$bootmenuentryMapper = new Application_Model_BootMenuEntriesMapper();
			$bootosMapper = new Application_Model_BootOsMapper();
			$bootmenuentryMapper->find($bootmenuentryID, $bootmenuentry);
						
			$session->setBootosID($bootmenuentry->getBootosID())
			->setBootmenuentryID($bootmenuentry->getID())
			->setTime(time())
			->setMembershipID($bootosMapper->find($bootmenuentry->getBootmenuID())->getMembershipID())
			->setIp($_SERVER['REMOTE_ADDR'])
			->setAlphasessionID('0');
			
		    $this->thisSession = $session;
			
		}
		elseif($alpha != ""){
			$alphasessionID = $alpha;
			$result = $sm->findBy(array('alphasessionID' => $alphasessionID),true);
			# print_a($result);
			$this->thisSession = $session->setOptions($result[0]);
			$this->thisSession->setID($result[0]['sessionID']);
		}
			
	}

	public function indexAction()
	{
		
		 
	}
		
	public function addbootosAction()
	{
		$apikey = $this->_request->getParam('apikey');
		if($apikey == ""){
			header('HTTP/1.0 400 No API-Key');	
			die();
		}
			
		$params = $this->_request->getParams();
		if(!isset($params['title'])){
			header('HTTP/1.0 400 Title must be set');
			die();
		}
		
		$bootos = new Application_Model_BootOs();
		$bootosMapper = new Application_Model_BootOsMapper();
		
		$bootos->setOptions($params);
		$bootos->setGroupID($this->membership->getGroupID());
		$bootos->setSource($_SERVER['REMOTE_ADDR']);
		$bootos->setPath_config($_FILES['config']['name']);
		$bootos->setPath_init($_FILES['init']['name']);
		$bootos->setPath_kernel($_FILES['kernel']['name']);
		$bootos->setCreated(time());
		$bootos->setPublic('-1');
		$bootosID = $bootosMapper->save($bootos);
		
		print_a($bootos);
    	$initpath = "../resources/bootos/".$bootosID."/initramfs/";
    	$kernelpath = "../resources/bootos/".$bootosID."/kernel/";
    	$configpath = "../resources/bootos/".$bootosID."/config/";

    	mkdir($initpath ,0777, true);
    	mkdir($kernelpath ,0777, true);
    	mkdir($configpath ,0777, true);	
		
		if(isset($_FILES['config'])){
			move_uploaded_file($_FILES['config']['tmp_name'], $configpath."default.tgz");
		}
		if(isset($_FILES['kernel'])){
			move_uploaded_file($_FILES['kernel']['tmp_name'], $kernelpath."kernel");
		}
		if(isset($_FILES['init'])){
			move_uploaded_file($_FILES['init']['tmp_name'], $initpath."initramfs");
		}
		
		header('HTTP/1.0 201 Bootos created');
		
	}

	public function getinitramfsAction()
	{

		$bootosID = $this->thisSession->getBootosID();

		if(is_dir("../resources/bootos/$bootosID/initramfs/") && is_numeric($bootosID)){
			 
			header('Content-Type: application/x-gzip');
			$content_disp = ( ereg('MSIE ([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT']) == 'IE') ? 'inline' : 'attachment';
			header('Content-Disposition:  ' . $content_disp . '; filename="initramfs"');
			header('Pragma: no-cache');
			header('Expires: 0');
			 
			// create file.
			chdir("../resources/bootos/$bootosID/initramfs/");
			$initname = array_pop(scandir("./"));
			
			header("Content-Length: ".filesize(getcwd()."/".$initname));
			
			passthru( "cat ".$initname);
		}else{
			header('HTTP/1.0 404 Not Found');
		}
	}

	public function getconfigAction()
	{
		
		$bootmenuentryID = $this->thisSession->getBootmenuentryID();
		$bootmenuentry = new Application_Model_BootMenuEntries();
		$bmm = new Application_Model_BootMenuEntriesMapper();
		$bmm->find($bootmenuentryID,$bootmenuentry);
		
		$configID = $bootmenuentry->getConfigID();
		$bootosID = $this->thisSession->getBootosID();

		if(is_dir("../resources/bootos/$bootosID/config/")){
			
			header('Content-Type: application/x-gzip');
			$content_disp = ( ereg('MSIE ([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT']) == 'IE') ? 'inline' : 'attachment';
			header('Content-Disposition:  ' . $content_disp . '; filename="default.tgz"');
			header('Pragma: no-cache');
			header('Expires: 0');
			
			if($this->thisSession->getMembershipID() != null){

				$path_userconf = "../resources/config/$configID/".$this->thisSession->getMembershipID()."/";
			
				if(!is_dir($path_userconf)){
					
					$person = new Application_Model_Person();
					$personMapper = new Application_Model_PersonMapper();
					$membershipMapper = new Application_Model_MembershipMapper();
					$personID = $membershipMapper->find($this->thisSession->getMembershipID())->getPersonID();
					$person = $personMapper->find($personID);
					$loginname = strtolower($person->getName());
					$loginname = preg_replace("!\s!","",$loginname);
					
					mkdir($path_userconf ,0777, true);
					exec("tar -C $path_userconf -xvf ../resources/config/$configID/default.tgz");
					exec("cp ../resources/config/loginfiles/* $path_userconf/rootfs/etc/");
					exec("tar -C $path_userconf -xvf ../resources/config/$configID/default.tgz");
					exec("echo '$loginname:x:1000:1000:".$person->getName()." ".$person->getFirstname().",,,:/home/$loginname:/bin/bash' >> $path_userconf/rootfs/etc/passwd");
					exec("md5pass ".$person->getPassword(), $pwhash);
					exec("echo '$loginname:$pwhash[0]:0:0:99999:7:::' >> $path_userconf/rootfs/etc/shadow");
					exec("echo 'mkdir /home/$loginname' >> $path_userconf/initramfs/postinit.local");
				}
				// create the gzipped tarfile.
				chdir($path_userconf);
				passthru( "tar cz *");
			}else {
				chdir("../resources/bootos/$bootosID/config/");
				passthru( "cat default.tgz");	
			}	
		}else{
			header('HTTP/1.0 404 Not Found');
		}	
	}

	public function getkernelAction()
	{
		
		$bootosID = $this->thisSession->getBootosID();

		if(is_dir("../resources/bootos/$bootosID/kernel/") && is_numeric($bootosID)){
			 
			header('Content-Type: application/x-gzip');
			$content_disp = ( ereg('MSIE ([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT']) == 'IE') ? 'inline' : 'attachment';
			header('Content-Disposition:  ' . $content_disp . '; filename="kernel"');
			header('Pragma: no-cache');
			header('Expires: 0');
			 
			// create the gzipped tarfile.
			chdir("../resources/bootos/$bootosID/kernel/");
			$kernelname = array_pop(scandir("./"));
			
			header("Content-Length: ".filesize(getcwd()."/".$kernelname));
			
			passthru( "cat ". $kernelname);
		}else{
			header('HTTP/1.0 404 Not Found');
		}
		
	}

	public function getkclAction()
	{
		

		$bmeID = $this->thisSession->getBootmenuentryID();

		if(is_numeric($bmeID)){
			
			$bmemapper = new Application_Model_BootMenuEntriesMapper();
			$bme = new Application_Model_BootMenuEntries();
			$bootosmapper = new Application_Model_BootOsMapper();
			$bmemapper->find($bmeID,$bme);
				
			header('Content-Type: text/html');
			$content_disp = ( ereg('MSIE ([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT']) == 'IE') ? 'inline' : 'attachment';
			header('Content-Disposition:  ' . $content_disp . '; filename="kcl.txt"');
			header('Pragma: no-cache');
			header('Expires: 0');
			
			$kcl = $bootosmapper->find($bme->getBootosID())->getDefaultkcl();
			
			if($bme->getKcl() && $kcl != null){ 
				$result = $kcl . " alpha=" . $this->_request->getParam('alpha') . " file=http://".$_SERVER['HTTP_HOST']."/resource/getconfig/alpha/".$this->_request->getParam('alpha')."/file/default.tgz ".$bme->getKclappend();
			}else{
				$result = "alpha=" . $this->_request->getParam('alpha') . " file=http://".$_SERVER['HTTP_HOST']."/resource/getconfig/alpha/".$this->_request->getParam('alpha')."/file/default.tgz ".$bme->getKclappend();
			}
			
			header("Content-Length: ".(strlen($result)));
			
			echo $result;
			

		}

	}

	public function getbootmenuentryAction()
	{
		// obsolete function (now only for debugging)
		// after selecting the BootOS it will be saved in session
		// so getkclAction, getkernelAction, getconfigAction and getinitramfsAction
		// can be called with session-identifier
		
		$return_val =
		array(
   			'info' => 'This function is for debugging purpose only',
   			'kernel' => $this->generateURL('getkernel', 'alpha', $this->thisSession->getAlphasessionID(), "kernel"), 
   			'initramfs' => $this->generateURL('getinitramfs', 'alpha', $this->thisSession->getAlphasessionID(), "initramfs"),
   			'kcl' => $this->generateURL('getkcl', 'alpha', $this->thisSession->getAlphasessionID(), "kcl.txt"),
   			'config' => $this->generateURL('getconfig', 'alpha', $this->thisSession->getAlphasessionID(), 'default.tgz')
		);
		
		$result = $return_val;
		$result2 = "<table class='json'>";
		$result2 .= "<tr><td><b>info</b>: </td><td>".$result['info']."</td></tr>";
		$result2 .= "<tr><td><b>kernel</b>:  </td><td><a href=".$result['kernel'].">".$result['kernel']."<a></td></tr>";
		$result2 .= "<tr><td><b>initramfs</b>:  </td><td><a href=".$result['initramfs'].">".$result['initramfs']."<a></td></tr>";
		$result2 .= "<tr><td><b>kcl</b>:  </td><td><a href=".$result['kcl'].">".$result['kcl']."<a></td></tr>";
		$result2 .= "<tr><td><b>config</b>:  </td><td><a href=".$result['config'].">".$result['config']."<a></td></tr>";	
		$result2 .= "</table>";	
		echo $result2;
	}

	private function generateURL($action, $varname, $varvalue, $filename){
		
		$path = '/resource/'. $action .'/' . $varname .'/' . $varvalue .'/bootmenuentryID/'.$this->thisSession->getBootmenuentryID().'/file/' . $filename  ;
		$path = "http://" . $_SERVER['SERVER_NAME'] . $path;
		return $path;
	}

}