/branches/1.0RC4/www/testenvironment.php

<?

	$sapi_type = php_sapi_name();

	if (substr($sapi_type, 0, 3) == 'cli')

		$CLI = true;



	// Check POSIX

	if (!function_exists('posix_getpid')) 

		$err[] = "Cannot find posix_getpid function. Make sure that POSIX Functions enabled.";



	// Check PCNTL

	if ($CLI && !function_exists('pcntl_fork')) 

		$err[] = "Cannot find pcntl_fork function. Make sure that PCNTL Functions enabled.";

	

	// Check DOM

	if (!class_exists('DOMDocument')) 

		$err[] = "Cannot find DOM functions. Make sure that DOM Functions enabled.";

		

	// Check SimpleXML

	if (!function_exists('simplexml_load_string')) 

		$err[] = "Cannot find simplexml_load_string function. Make sure that SimpleXML Functions enabled.";

		

	// Check MySQLi

	if (!function_exists('mysqli_connect')) 

		$err[] = "Cannot find mysqli_connect function. Make sure that MYSQLi Functions enabled.";

	

	// Check GetText

	if (!function_exists('gettext')) 

		$err[] = "Cannot find gettext function. Make sure that GetText Functions enabled.";

		

	// Check MCrypt

	if (!function_exists('mcrypt_encrypt')) 

		$err[] = "Cannot find mcrypt_encrypt function. Make sure that mCrypt Functions enabled.";



	// Check MHash

	if (!function_exists('mhash')) 

		$err[] = "Cannot find mhash function. Make sure that mHASH Functions enabled.";

		

	// Check OpenSSL

	if (!function_exists('openssl_verify')) 

		$err[] = "Cannot find OpenSSL functions. Make sure that OpenSSL Functions enabled.";	

		

	// Check SOAP

	if (!class_exists('SoapClient')) 

		$err[] = "Cannot find SoapClient class. Make sure that SoapClient Extension enabled.";	

		

	// Check SSH

	if (!function_exists('ssh2_connect')) 

		$err[] = "Cannot find SSH2 functions. Make sure that SSH2 Functions enabled.";



	// Check SNMP

	if (!function_exists('snmpget')) 

		$err[] = "Cannot find SNMP functions. Make sure that SNMP Functions enabled.";

		

	//

	// Check php sessings

	//

	if (ini_get('safe_mode') == 1)

		$err[] = "PHP safe mode enabled. Please disable it.";

		

	if (ini_get('register_gloabls') == 1)

		$err[] = "PHP register globals enabled. Please disable it.";

		

	if (str_replace(".", "", PHP_VERSION) < 525)

		$err[] = "PHP version must be 5.2.5 or greater.";

	

	// If all extensions installed

	if (count($err) == 0)

	{

		// Check files & folders permissions

		$files = array(

			realpath(dirname(__FILE__)."/../etc/.passwd"),

			realpath(dirname(__FILE__)."/../cache"),

			realpath(dirname(__FILE__)."/../cache/smarty_bin")

		);

		

		foreach ($files as $file)

		{

			if (!is_writable($file))

				$err[] = "Insuficient permissions on file {$file}. Please chmod 0777";

		}

		

		// Parse config.ini and test database connection

		$cfg = @parse_ini_file(dirname(__FILE__)."/../etc/config.ini", true);

		if ($cfg)

		{

			$c = @mysqli_connect($cfg['db']['host'], $cfg['db']['user'], $cfg['db']['pass'], $cfg['db']['name']);

			if (!$c)

				$err[] = "Cannot connect to database using settings from etc/config.ini file";

		}

		else

			$err[] = "Cannot parse etc/config.ini file.";

			

		require_once (dirname(__FILE__).'/../src/prepend.inc.php');

		

		$keys = glob(dirname(__FILE__).'/../etc/pk-*.pem');

		if (count($keys) == 0)

			$err[] = "Cannot find your AWS keys. Please configure Scalr as described in <a href='http://code.google.com/p/scalr/wiki/Installation'>wiki</a>.";

		else

		{

			foreach ($keys as $key)

			{

				$key = realpath($key);

				try

				{

					$AmazonEC2 = AmazonEC2::GetInstance(AWSRegions::GetAPIURL($_SESSION['aws_region'])); 

					$AmazonEC2->SetAuthKeys(

						$keys[0], 

						str_replace("pk-", "cert-", $key), 

						true

					);

					

					$AmazonEC2->DescribeInstances();

				}

				catch(Exception $e)

				{

					$err[] = "Cannot use {$key} key: {$e->getMessage()}";

				}

			}

		}

		

		// Check path to SNMP Trap

		if (!file_exists(CONFIG::$SNMPTRAP_PATH) || !is_executable(CONFIG::$SNMPTRAP_PATH))

			$err[] = CONFIG::$SNMPTRAP_PATH." not exists or not executable. Please check path to snmpinformer on Settings > Core Settings page.";

	}

	

	if (!$CLI)

	{

		if (count($err) == 0)

			print "<span style='color:green'>Congratulations, your environment settings match Scalr requirements!</span>";

		else 

		{

			print "<span style='color:red'>Errors:</span><br>";

			foreach ($err as $e)

				print "<span style='color:red'>&bull; {$e}</span><br>";

		}

	}

	else

	{

		if (count($err) == 0)

			print "\033[32mCongratulations, your environment settings match Scalr requirements!\033[0m\n";

		else 

		{

			print "\033[31mErrors:\033[0m\n";

			foreach ($err as $e)

				print "\033[31m- {$e}\033[0m\n";

		}

	}

?>