diff options
author | Andrey Andreev <narf@devilix.net> | 2019-09-19 14:08:45 +0200 |
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committer | Andrey Andreev <narf@devilix.net> | 2019-09-19 14:08:45 +0200 |
commit | b73eb19aed66190c10c9cad476da7c36c271d6dc (patch) | |
tree | b3d5d4f960569c30701934416d6d51628bde81a7 /tests/codeigniter/libraries/Encryption_test.php | |
parent | 6e052d80b95b9332ed592cdc3431b5f9dc8dd250 (diff) |
[ci skip] 3.1.11 release
Diffstat (limited to 'tests/codeigniter/libraries/Encryption_test.php')
-rw-r--r-- | tests/codeigniter/libraries/Encryption_test.php | 400 |
1 files changed, 0 insertions, 400 deletions
diff --git a/tests/codeigniter/libraries/Encryption_test.php b/tests/codeigniter/libraries/Encryption_test.php deleted file mode 100644 index 8e411d9fa..000000000 --- a/tests/codeigniter/libraries/Encryption_test.php +++ /dev/null @@ -1,400 +0,0 @@ -<?php - -class Encryption_test extends CI_TestCase { - - public function set_up() - { - $this->encryption = new Mock_Libraries_Encryption(); - } - - // -------------------------------------------------------------------- - - /** - * __construct test - * - * Covers behavior with $config['encryption_key'] set or not - */ - public function test___construct() - { - // Assume no configuration from set_up() - $this->assertNull($this->encryption->get_key()); - - // Try with an empty value - $this->ci_set_config('encryption_key'); - $this->encrypt = new Mock_Libraries_Encryption(); - $this->assertNull($this->encrypt->get_key()); - - $this->ci_set_config('encryption_key', str_repeat("\x0", 16)); - $this->encrypt = new Mock_Libraries_Encryption(); - $this->assertEquals(str_repeat("\x0", 16), $this->encrypt->get_key()); - } - - // -------------------------------------------------------------------- - - /** - * hkdf() test - * - * Applies test vectors described in Appendix A(1-3) RFC5869. - * Described vectors 4-7 SHA-1, which we don't support and are - * therefore excluded. - * - * Because our implementation is a single method instead of being - * split into hkdf_extract() and hkdf_expand(), we cannot test for - * the PRK value. As long as the OKM is correct though, it's fine. - * - * @link https://tools.ietf.org/rfc/rfc5869.txt - */ - public function test_hkdf() - { - $vectors = array( - // A.1: Basic test case with SHA-256 - array( - 'digest' => 'sha256', - 'ikm' => "\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b", - 'salt' => "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c", - 'length' => 42, - 'info' => "\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9", - // 'prk' => "\x07\x77\x09\x36\x2c\x2e\x32\xdf\x0d\xdc\x3f\x0d\xc4\x7b\xba\x63\x90\xb6\xc7\x3b\xb5\x0f\x9c\x31\x22\xec\x84\x4a\xd7\xc2\xb3\xe5", - 'okm' => "\x3c\xb2\x5f\x25\xfa\xac\xd5\x7a\x90\x43\x4f\x64\xd0\x36\x2f\x2a\x2d\x2d\x0a\x90\xcf\x1a\x5a\x4c\x5d\xb0\x2d\x56\xec\xc4\xc5\xbf\x34\x00\x72\x08\xd5\xb8\x87\x18\x58\x65" - ), - // A.2: Test with SHA-256 and longer inputs/outputs - array( - 'digest' => 'sha256', - 'ikm' => "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f", - 'salt' => "\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf", - 'length' => 82, - 'info' => "\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff", - // 'prk' => "\x06\xa6\xb8\x8c\x58\x53\x36\x1a\x06\x10\x4c\x9c\xeb\x35\xb4\x5c\xef\x76\x00\x14\x90\x46\x71\x01\x4a\x19\x3f\x40\xc1\x5f\xc2\x44", - 'okm' => "\xb1\x1e\x39\x8d\xc8\x03\x27\xa1\xc8\xe7\xf7\x8c\x59\x6a\x49\x34\x4f\x01\x2e\xda\x2d\x4e\xfa\xd8\xa0\x50\xcc\x4c\x19\xaf\xa9\x7c\x59\x04\x5a\x99\xca\xc7\x82\x72\x71\xcb\x41\xc6\x5e\x59\x0e\x09\xda\x32\x75\x60\x0c\x2f\x09\xb8\x36\x77\x93\xa9\xac\xa3\xdb\x71\xcc\x30\xc5\x81\x79\xec\x3e\x87\xc1\x4c\x01\xd5\xc1\xf3\x43\x4f\x1d\x87", - ), - // A.3: Test with SHA-256 and zero-length salt/info - array( - 'digest' => 'sha256', - 'ikm' => "\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b", - 'salt' => '', - 'length' => 42, - 'info' => '', - // 'prk' => "\x19\xef\x24\xa3\x2c\x71\x7b\x16\x7f\x33\xa9\x1d\x6f\x64\x8b\xdf\x96\x59\x67\x76\xaf\xdb\x63\x77\xac\x43\x4c\x1c\x29\x3c\xcb\x04", - 'okm' => "\x8d\xa4\xe7\x75\xa5\x63\xc1\x8f\x71\x5f\x80\x2a\x06\x3c\x5a\x31\xb8\xa1\x1f\x5c\x5e\xe1\x87\x9e\xc3\x45\x4e\x5f\x3c\x73\x8d\x2d\x9d\x20\x13\x95\xfa\xa4\xb6\x1a\x96\xc8", - ) - ); - - foreach ($vectors as $test) - { - $this->assertEquals( - $test['okm'], - $this->encryption->hkdf( - $test['ikm'], - $test['digest'], - $test['salt'], - $test['length'], - $test['info'] - ) - ); - } - - // Test default length, it must match the digest size - $hkdf_result = $this->encryption->hkdf('foobar', 'sha512'); - $this->assertEquals( - 64, - defined('MB_OVERLOAD_STRING') - ? mb_strlen($hkdf_result, '8bit') - : strlen($hkdf_result) - ); - - // Test maximum length (RFC5869 says that it must be up to 255 times the digest size) - $hkdf_result = $this->encryption->hkdf('foobar', 'sha384', NULL, 48 * 255); - $this->assertEquals( - 12240, - defined('MB_OVERLOAD_STRING') - ? mb_strlen($hkdf_result, '8bit') - : strlen($hkdf_result) - ); - $this->assertFalse($this->encryption->hkdf('foobar', 'sha224', NULL, 28 * 255 + 1)); - - // CI-specific test for an invalid digest - $this->assertFalse($this->encryption->hkdf('fobar', 'sha1')); - } - - // -------------------------------------------------------------------- - - /** - * _get_params() test - */ - public function test__get_params() - { - $key = str_repeat("\x0", 16); - - // Invalid custom parameters - $params = array( - // No cipher, mode or key - array('cipher' => 'aes-128', 'mode' => 'cbc'), - array('cipher' => 'aes-128', 'key' => $key), - array('mode' => 'cbc', 'key' => $key), - // No HMAC key or not a valid digest - array('cipher' => 'aes-128', 'mode' => 'cbc', 'key' => $key), - array('cipher' => 'aes-128', 'mode' => 'cbc', 'key' => $key, 'hmac_digest' => 'sha1', 'hmac_key' => $key), - // Invalid mode - array('cipher' => 'aes-128', 'mode' => 'foo', 'key' => $key, 'hmac_digest' => 'sha256', 'hmac_key' => $key) - ); - - for ($i = 0, $c = count($params); $i < $c; $i++) - { - $this->assertFalse($this->encryption->__get_params($params[$i])); - } - - // Valid parameters - $params = array( - 'cipher' => 'aes-128', - 'mode' => 'cbc', - 'key' => str_repeat("\x0", 16), - 'hmac_key' => str_repeat("\x0", 16) - ); - - $this->assertInternalType('array', $this->encryption->__get_params($params)); - - $params['base64'] = TRUE; - $params['hmac_digest'] = 'sha512'; - - // Including all parameters - $params = array( - 'cipher' => 'aes-128', - 'mode' => 'cbc', - 'key' => str_repeat("\x0", 16), - 'raw_data' => TRUE, - 'hmac_key' => str_repeat("\x0", 16), - 'hmac_digest' => 'sha256' - ); - - $output = $this->encryption->__get_params($params); - unset($output['handle'], $output['cipher'], $params['raw_data'], $params['cipher']); - $params['base64'] = FALSE; - $this->assertEquals($params, $output); - - // HMAC disabled - unset($params['hmac_key'], $params['hmac_digest']); - $params['hmac'] = $params['raw_data'] = FALSE; - $params['cipher'] = 'aes-128'; - $output = $this->encryption->__get_params($params); - unset($output['handle'], $output['cipher'], $params['hmac'], $params['raw_data'], $params['cipher']); - $params['base64'] = TRUE; - $params['hmac_digest'] = $params['hmac_key'] = NULL; - $this->assertEquals($params, $output); - } - - // -------------------------------------------------------------------- - - /** - * initialize(), encrypt(), decrypt() test - * - * Testing the three methods separately is not realistic as they are - * designed to work together. A more thorough test for initialize() - * though is the OpenSSL/MCrypt compatibility test. - * - * @depends test_hkdf - * @depends test__get_params - */ - public function test_initialize_encrypt_decrypt() - { - $message = 'This is a plain-text message.'; - $key = "\xd0\xc9\x08\xc4\xde\x52\x12\x6e\xf8\xcc\xdb\x03\xea\xa0\x3a\x5c"; - - // Default state (AES-128/Rijndael-128 in CBC mode) - $this->encryption->initialize(array('key' => $key)); - - // Was the key properly set? - $this->assertEquals($key, $this->encryption->get_key()); - - $this->assertEquals($message, $this->encryption->decrypt($this->encryption->encrypt($message))); - - // Try DES in ECB mode, just for the sake of changing stuff - $this->encryption->initialize(array('cipher' => 'des', 'mode' => 'ecb', 'key' => substr($key, 0, 8))); - $this->assertEquals($message, $this->encryption->decrypt($this->encryption->encrypt($message))); - } - - // -------------------------------------------------------------------- - - /** - * encrypt(), decrypt test with custom parameters - * - * @depends test___get_params - */ - public function test_encrypt_decrypt_custom() - { - $message = 'Another plain-text message.'; - - // A random invalid parameter - $this->assertFalse($this->encryption->encrypt($message, array('foo'))); - $this->assertFalse($this->encryption->decrypt($message, array('foo'))); - - // No HMAC, binary output - $params = array( - 'cipher' => 'tripledes', - 'mode' => 'cfb', - 'key' => str_repeat("\x1", 16), - 'base64' => FALSE, - 'hmac' => FALSE - ); - - $ciphertext = $this->encryption->encrypt($message, $params); - - $this->assertEquals($message, $this->encryption->decrypt($ciphertext, $params)); - } - - // -------------------------------------------------------------------- - - /** - * _mcrypt_get_handle() test - */ - public function test__mcrypt_get_handle() - { - if ($this->encryption->drivers['mcrypt'] === FALSE) - { - return $this->markTestSkipped('Cannot test MCrypt because it is not available.'); - } - elseif (version_compare(PHP_VERSION, '7.1.0-alpha', '>=')) - { - return $this->markTestSkipped('ext/mcrypt is deprecated since PHP 7.1 and will generate notices here.'); - } - - $this->assertInternalType('resource', $this->encryption->__driver_get_handle('mcrypt', 'rijndael-128', 'cbc')); - } - - // -------------------------------------------------------------------- - - /** - * _openssl_get_handle() test - */ - public function test__openssl_mcrypt_get_handle() - { - if ($this->encryption->drivers['openssl'] === FALSE) - { - return $this->markTestSkipped('Cannot test OpenSSL because it is not available.'); - } - - $this->assertEquals('aes-128-cbc', $this->encryption->__driver_get_handle('openssl', 'aes-128', 'cbc')); - $this->assertEquals('rc4-40', $this->encryption->__driver_get_handle('openssl', 'rc4-40', 'stream')); - } - - // -------------------------------------------------------------------- - - /** - * OpenSSL/MCrypt portability test - * - * Amongst the obvious stuff, _cipher_alias() is also tested here. - */ - public function test_portability() - { - if ( ! $this->encryption->drivers['mcrypt'] OR ! $this->encryption->drivers['openssl']) - { - $this->markTestSkipped('Both MCrypt and OpenSSL support are required for portability tests.'); - return; - } - elseif (version_compare(PHP_VERSION, '7.1.0-alpha', '>=')) - { - return $this->markTestSkipped('ext/mcrypt is deprecated since PHP 7.1 and will generate notices here.'); - } - - $message = 'This is a message encrypted via MCrypt and decrypted via OpenSSL, or vice-versa.'; - - // Format is: <Cipher name>, <Cipher mode>, <Key size> - $portable = array( - array('aes-128', 'cbc', 16), - array('aes-128', 'cfb', 16), - array('aes-128', 'cfb8', 16), - array('aes-128', 'ofb', 16), - array('aes-128', 'ecb', 16), - array('aes-128', 'ctr', 16), - array('aes-192', 'cbc', 24), - array('aes-192', 'cfb', 24), - array('aes-192', 'cfb8', 24), - array('aes-192', 'ofb', 24), - array('aes-192', 'ecb', 24), - array('aes-192', 'ctr', 24), - array('aes-256', 'cbc', 32), - array('aes-256', 'cfb', 32), - array('aes-256', 'cfb8', 32), - array('aes-256', 'ofb', 32), - array('aes-256', 'ecb', 32), - array('aes-256', 'ctr', 32), - array('des', 'cbc', 7), - array('des', 'cfb', 7), - array('des', 'cfb8', 7), - array('des', 'ofb', 7), - array('des', 'ecb', 7), - array('tripledes', 'cbc', 7), - array('tripledes', 'cfb', 7), - array('tripledes', 'cfb8', 7), - array('tripledes', 'ofb', 7), - array('tripledes', 'cbc', 14), - array('tripledes', 'cfb', 14), - array('tripledes', 'cfb8', 14), - array('tripledes', 'ofb', 14), - array('tripledes', 'cbc', 21), - array('tripledes', 'cfb', 21), - array('tripledes', 'cfb8', 21), - array('tripledes', 'ofb', 21), - array('blowfish', 'cbc', 16), - array('blowfish', 'cfb', 16), - array('blowfish', 'ofb', 16), - array('blowfish', 'ecb', 16), - array('blowfish', 'cbc', 56), - array('blowfish', 'cfb', 56), - array('blowfish', 'ofb', 56), - array('blowfish', 'ecb', 56), - array('cast5', 'cbc', 11), - array('cast5', 'cfb', 11), - array('cast5', 'ofb', 11), - array('cast5', 'ecb', 11), - array('cast5', 'cbc', 16), - array('cast5', 'cfb', 16), - array('cast5', 'ofb', 16), - array('cast5', 'ecb', 16), - array('rc4', 'stream', 5), - array('rc4', 'stream', 8), - array('rc4', 'stream', 16), - array('rc4', 'stream', 32), - array('rc4', 'stream', 64), - array('rc4', 'stream', 128), - array('rc4', 'stream', 256) - ); - $driver_index = array('mcrypt', 'openssl'); - - foreach ($portable as &$test) - { - // Add some randomness to the selected driver - $driver = mt_rand(0,1); - $params = array( - 'driver' => $driver_index[$driver], - 'cipher' => $test[0], - 'mode' => $test[1], - 'key' => openssl_random_pseudo_bytes($test[2]) - ); - - $this->encryption->initialize($params); - $ciphertext = $this->encryption->encrypt($message); - - $driver = (int) ! $driver; - $params['driver'] = $driver_index[$driver]; - - $this->encryption->initialize($params); - $this->assertEquals($message, $this->encryption->decrypt($ciphertext)); - } - } - - // -------------------------------------------------------------------- - - /** - * __get() test - */ - public function test_magic_get() - { - $this->assertNull($this->encryption->foo); - $this->assertEquals(array('mcrypt', 'openssl'), array_keys($this->encryption->drivers)); - - // 'stream' mode is translated into an empty string for OpenSSL - $this->encryption->initialize(array('cipher' => 'rc4', 'mode' => 'stream')); - $this->assertEquals('stream', $this->encryption->mode); - } - -} |