zoneminder/web/api/lib/Cake/Test/Case/Utility/SecurityTest.php

428 lines
12 KiB
PHP

<?php
/**
* CakePHP(tm) Tests <http://book.cakephp.org/2.0/en/development/testing.html>
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests
* @since CakePHP(tm) v 1.2.0.5432
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
App::uses('Security', 'Utility');
/**
* SecurityTest class
*
* @package Cake.Test.Case.Utility
*/
class SecurityTest extends CakeTestCase {
/**
* sut property
*
* @var mixed
*/
public $sut = null;
/**
* testInactiveMins method
*
* @return void
*/
public function testInactiveMins() {
Configure::write('Security.level', 'high');
$this->assertEquals(10, Security::inactiveMins());
Configure::write('Security.level', 'medium');
$this->assertEquals(100, Security::inactiveMins());
Configure::write('Security.level', 'low');
$this->assertEquals(300, Security::inactiveMins());
}
/**
* testGenerateAuthkey method
*
* @return void
*/
public function testGenerateAuthkey() {
$this->assertEquals(strlen(Security::generateAuthKey()), 40);
}
/**
* testValidateAuthKey method
*
* @return void
*/
public function testValidateAuthKey() {
$authKey = Security::generateAuthKey();
$this->assertTrue(Security::validateAuthKey($authKey));
}
/**
* testHashInvalidSalt method
*
* @expectedException PHPUnit_Framework_Error
* @return void
*/
public function testHashInvalidSalt() {
Security::hash('someKey', 'blowfish', true);
}
/**
* testHashAnotherInvalidSalt
*
* @expectedException PHPUnit_Framework_Error
* @return void
*/
public function testHashAnotherInvalidSalt() {
Security::hash('someKey', 'blowfish', '$1$lksdjoijfaoijs');
}
/**
* testHashYetAnotherInvalidSalt
*
* @expectedException PHPUnit_Framework_Error
* @return void
*/
public function testHashYetAnotherInvalidSalt() {
Security::hash('someKey', 'blowfish', '$2a$10$123');
}
/**
* testHashInvalidCost method
*
* @expectedException PHPUnit_Framework_Error
* @return void
*/
public function testHashInvalidCost() {
Security::setCost(1000);
}
/**
* testHash method
*
* @return void
*/
public function testHash() {
$_hashType = Security::$hashType;
$key = 'someKey';
$hash = 'someHash';
$this->assertSame(40, strlen(Security::hash($key, null, false)));
$this->assertSame(40, strlen(Security::hash($key, 'sha1', false)));
$this->assertSame(40, strlen(Security::hash($key, null, true)));
$this->assertSame(40, strlen(Security::hash($key, 'sha1', true)));
$result = Security::hash($key, null, $hash);
$this->assertSame($result, 'e38fcb877dccb6a94729a81523851c931a46efb1');
$result = Security::hash($key, 'sha1', $hash);
$this->assertSame($result, 'e38fcb877dccb6a94729a81523851c931a46efb1');
$hashType = 'sha1';
Security::setHash($hashType);
$this->assertSame($hashType, Security::$hashType);
$this->assertSame(40, strlen(Security::hash($key, null, true)));
$this->assertSame(40, strlen(Security::hash($key, null, false)));
$this->assertSame(32, strlen(Security::hash($key, 'md5', false)));
$this->assertSame(32, strlen(Security::hash($key, 'md5', true)));
$hashType = 'md5';
Security::setHash($hashType);
$this->assertSame($hashType, Security::$hashType);
$this->assertSame(32, strlen(Security::hash($key, null, false)));
$this->assertSame(32, strlen(Security::hash($key, null, true)));
if (!function_exists('hash') && !function_exists('mhash')) {
$this->assertSame(32, strlen(Security::hash($key, 'sha256', false)));
$this->assertSame(32, strlen(Security::hash($key, 'sha256', true)));
} else {
$this->assertSame(64, strlen(Security::hash($key, 'sha256', false)));
$this->assertSame(64, strlen(Security::hash($key, 'sha256', true)));
}
Security::setHash($_hashType);
}
/**
* Test that hash() works with blowfish.
*
* @return void
*/
public function testHashBlowfish() {
Security::setCost(10);
$test = Security::hash('password', 'blowfish');
$this->skipIf(strpos($test, '$2a$') === false, 'Blowfish hashes are incorrect.');
$_hashType = Security::$hashType;
$key = 'someKey';
$hashType = 'blowfish';
Security::setHash($hashType);
$this->assertSame($hashType, Security::$hashType);
$this->assertSame(60, strlen(Security::hash($key, null, false)));
$password = $submittedPassword = $key;
$storedPassword = Security::hash($password);
$hashedPassword = Security::hash($submittedPassword, null, $storedPassword);
$this->assertSame($storedPassword, $hashedPassword);
$submittedPassword = 'someOtherKey';
$hashedPassword = Security::hash($submittedPassword, null, $storedPassword);
$this->assertNotSame($storedPassword, $hashedPassword);
$expected = sha1('customsaltsomevalue');
$result = Security::hash('somevalue', 'sha1', 'customsalt');
$this->assertSame($expected, $result);
$oldSalt = Configure::read('Security.salt');
Configure::write('Security.salt', 'customsalt');
$expected = sha1('customsaltsomevalue');
$result = Security::hash('somevalue', 'sha1', true);
$this->assertSame($expected, $result);
Configure::write('Security.salt', $oldSalt);
Security::setHash($_hashType);
}
/**
* testCipher method
*
* @return void
*/
public function testCipher() {
$length = 10;
$txt = '';
for ($i = 0; $i < $length; $i++) {
$txt .= mt_rand(0, 255);
}
$key = 'my_key';
$result = Security::cipher($txt, $key);
$this->assertEquals($txt, Security::cipher($result, $key));
$txt = '';
$key = 'my_key';
$result = Security::cipher($txt, $key);
$this->assertEquals($txt, Security::cipher($result, $key));
$txt = 123456;
$key = 'my_key';
$result = Security::cipher($txt, $key);
$this->assertEquals($txt, Security::cipher($result, $key));
$txt = '123456';
$key = 'my_key';
$result = Security::cipher($txt, $key);
$this->assertEquals($txt, Security::cipher($result, $key));
}
/**
* testCipherEmptyKey method
*
* @expectedException PHPUnit_Framework_Error
* @return void
*/
public function testCipherEmptyKey() {
$txt = 'some_text';
$key = '';
Security::cipher($txt, $key);
}
/**
* testRijndael method
*
* @return void
*/
public function testRijndael() {
$this->skipIf(!function_exists('mcrypt_encrypt'));
$txt = 'The quick brown fox jumped over the lazy dog.';
$key = 'DYhG93b0qyJfIxfs2guVoUubWwvniR2G0FgaC9mi';
$result = Security::rijndael($txt, $key, 'encrypt');
$this->assertEquals($txt, Security::rijndael($result, $key, 'decrypt'));
$result = Security::rijndael($key, $txt, 'encrypt');
$this->assertEquals($key, Security::rijndael($result, $txt, 'decrypt'));
$result = Security::rijndael('', $key, 'encrypt');
$this->assertEquals('', Security::rijndael($result, $key, 'decrypt'));
$key = 'this is my key of over 32 chars, yes it is';
$result = Security::rijndael($txt, $key, 'encrypt');
$this->assertEquals($txt, Security::rijndael($result, $key, 'decrypt'));
}
/**
* Test that rijndael() can still decrypt values with a fixed iv.
*
* @return void
*/
public function testRijndaelBackwardCompatibility() {
$this->skipIf(!function_exists('mcrypt_encrypt'));
$txt = 'The quick brown fox jumped over the lazy dog.';
$key = 'DYhG93b0qyJfIxfs2guVoUubWwvniR2G0FgaC9mi';
// Encrypted before random iv
$value = base64_decode('1WPjnq96LMzLGwNgmudHF+cAIqVUN5DaUZEpf5tm1EzSgt5iYY9o3d66iRI/fKJLTlTVGsa8HzW0jDNitmVXoQ==');
$this->assertEquals($txt, Security::rijndael($value, $key, 'decrypt'));
}
/**
* testRijndaelInvalidOperation method
*
* @expectedException PHPUnit_Framework_Error
* @return void
*/
public function testRijndaelInvalidOperation() {
$txt = 'The quick brown fox jumped over the lazy dog.';
$key = 'DYhG93b0qyJfIxfs2guVoUubWwvniR2G0FgaC9mi';
Security::rijndael($txt, $key, 'foo');
}
/**
* testRijndaelInvalidKey method
*
* @expectedException PHPUnit_Framework_Error
* @return void
*/
public function testRijndaelInvalidKey() {
$txt = 'The quick brown fox jumped over the lazy dog.';
$key = 'too small';
Security::rijndael($txt, $key, 'encrypt');
}
/**
* Test encrypt/decrypt.
*
* @return void
*/
public function testEncryptDecrypt() {
$txt = 'The quick brown fox';
$key = 'This key is longer than 32 bytes long.';
$result = Security::encrypt($txt, $key);
$this->assertNotEquals($txt, $result, 'Should be encrypted.');
$this->assertNotEquals($result, Security::encrypt($txt, $key), 'Each result is unique.');
$this->assertEquals($txt, Security::decrypt($result, $key));
}
/**
* Test that changing the key causes decryption to fail.
*
* @return void
*/
public function testDecryptKeyFailure() {
$txt = 'The quick brown fox';
$key = 'This key is longer than 32 bytes long.';
Security::encrypt($txt, $key);
$key = 'Not the same key. This one will fail';
$this->assertFalse(Security::decrypt($txt, $key), 'Modified key will fail.');
}
/**
* Test that decrypt fails when there is an hmac error.
*
* @return void
*/
public function testDecryptHmacFailure() {
$txt = 'The quick brown fox';
$key = 'This key is quite long and works well.';
$salt = 'this is a delicious salt!';
$result = Security::encrypt($txt, $key, $salt);
// Change one of the bytes in the hmac.
$result[10] = 'x';
$this->assertFalse(Security::decrypt($result, $key, $salt), 'Modified hmac causes failure.');
}
/**
* Test that changing the hmac salt will cause failures.
*
* @return void
*/
public function testDecryptHmacSaltFailure() {
$txt = 'The quick brown fox';
$key = 'This key is quite long and works well.';
$salt = 'this is a delicious salt!';
$result = Security::encrypt($txt, $key, $salt);
$salt = 'humpty dumpty had a great fall.';
$this->assertFalse(Security::decrypt($result, $key, $salt), 'Modified salt causes failure.');
}
/**
* Test that short keys cause errors
*
* @expectedException CakeException
* @expectedExceptionMessage Invalid key for encrypt(), key must be at least 256 bits (32 bytes) long.
* @return void
*/
public function testEncryptInvalidKey() {
$txt = 'The quick brown fox jumped over the lazy dog.';
$key = 'this is too short';
Security::encrypt($txt, $key);
}
/**
* Test encrypting falsey data
*
* @return void
*/
public function testEncryptDecryptFalseyData() {
$key = 'This is a key that is long enough to be ok.';
$result = Security::encrypt('', $key);
$this->assertSame('', Security::decrypt($result, $key));
$result = Security::encrypt(false, $key);
$this->assertSame('', Security::decrypt($result, $key));
$result = Security::encrypt(null, $key);
$this->assertSame('', Security::decrypt($result, $key));
$result = Security::encrypt(0, $key);
$this->assertSame('0', Security::decrypt($result, $key));
$result = Security::encrypt('0', $key);
$this->assertSame('0', Security::decrypt($result, $key));
}
/**
* Test that short keys cause errors
*
* @expectedException CakeException
* @expectedExceptionMessage Invalid key for decrypt(), key must be at least 256 bits (32 bytes) long.
* @return void
*/
public function testDecryptInvalidKey() {
$txt = 'The quick brown fox jumped over the lazy dog.';
$key = 'this is too short';
Security::decrypt($txt, $key);
}
/**
* Test that empty data cause errors
*
* @expectedException CakeException
* @expectedExceptionMessage The data to decrypt cannot be empty.
* @return void
*/
public function testDecryptInvalidData() {
$txt = '';
$key = 'This is a key that is long enough to be ok.';
Security::decrypt($txt, $key);
}
}