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turning Sjcl test case into property based one, implemented paste generator facility in Helper
This commit is contained in:
El RIDO
parent
aad162895c
commit
6a9f3303dc
@ -1,6 +1,7 @@
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<?php
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<?php
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use PrivateBin\Persistence\ServerSalt;
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use PrivateBin\Persistence\ServerSalt;
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use Eris\Generator;
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error_reporting(E_ALL | E_STRICT);
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error_reporting(E_ALL | E_STRICT);
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@ -110,7 +111,7 @@ class Helper
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}
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}
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/**
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/**
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* get example paste
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* get example paste as JSON
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*
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*
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* @return array
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* @return array
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*/
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*/
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@ -129,6 +130,68 @@ class Helper
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return json_encode($example);
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return json_encode($example);
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}
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}
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/**
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* get paste generator
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*
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* @return array
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*/
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public static function getPasteGenerator($meta = array(), $withAttachment = false)
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{
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$generatedMeta = array(
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'salt' => ServerSalt::generate(),
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'formatter' => Generator\elements('plaintext', 'syntaxhighlighting', 'markdown'),
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'postdate' => Generator\int(),
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'opendiscussion' => Generator\elements(true, false),
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);
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$generatedMeta = array_merge($generatedMeta, $meta);
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$example = array(
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'data' => Generator\associative(array(
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'iv' => Generator\vector(16, Generator\byte()),
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'v' => 1,
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'iter' => Generator\choose(100, 100000),
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'ks' => Generator\elements(128, 192, 256),
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'ts' => Generator\elements(64, 96, 128),
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'mode' => Generator\elements('ccm', 'ocb2', 'gcm'),
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'adata' => Generator\string(),
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'cipher'=> 'aes',
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'salt' => Generator\vector(8, Generator\byte()),
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'ct' => Generator\seq(Generator\byte()),
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)),
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'meta' => Generator\associative($generatedMeta),
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);
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if ($withAttachment) {
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$example['attachment'] = $example['attachmentname'] = $example['data'];
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}
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return Generator\associative($example);
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}
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/**
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* get paste from generated random array
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*
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* @return array
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*/
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public static function getPasteFromGeneratedArray($paste)
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{
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$paste['data']['iv'] = self::byteArray2Base64($paste['data']['iv']);
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$paste['data']['salt'] = self::byteArray2Base64($paste['data']['salt']);
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// deflate cipher text to maximize entropy
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$paste['data']['ct'] = self::byteArray2Base64($paste['data']['ct'], true);
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$paste['data'] = json_encode($paste['data']);
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if (array_key_exists('attachment', $paste)) {
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$paste['attachment']['iv'] = self::byteArray2Base64($paste['attachment']['iv']);
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$paste['attachment']['salt'] = self::byteArray2Base64($paste['attachment']['salt']);
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$paste['attachment']['ct'] = self::byteArray2Base64($paste['attachment']['ct'], true);
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$paste['attachment'] = json_encode($paste['attachment']);
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}
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if (array_key_exists('attachmentname', $paste)) {
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$paste['attachmentname']['iv'] = self::byteArray2Base64($paste['attachmentname']['iv']);
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$paste['attachmentname']['salt'] = self::byteArray2Base64($paste['attachmentname']['salt']);
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$paste['attachmentname']['ct'] = self::byteArray2Base64($paste['attachmentname']['ct'], true);
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$paste['attachmentname'] = json_encode($paste['attachmentname']);
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}
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return $paste;
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}
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/**
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/**
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* get example paste ID
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* get example paste ID
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*
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*
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@ -282,6 +345,24 @@ class Helper
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}
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}
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}
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}
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/**
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* get example paste ID
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*
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* @param array $bytes
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* @return string
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*/
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public static function byteArray2Base64($bytes, $deflate = false)
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{
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$string = implode(
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array_map('chr', $bytes)
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);
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// optional deflate to maximize entropy
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if ($deflate) {
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$string = gzdeflate($string);
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}
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return base64_encode($string);
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}
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/**
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/**
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* update all templates with the latest SRI hashes for all JS files
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* update all templates with the latest SRI hashes for all JS files
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*
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*
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@ -1,31 +1,89 @@
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<?php
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<?php
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use PrivateBin\Sjcl;
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use PrivateBin\Sjcl;
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use Eris\Generator;
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class SjclTest extends PHPUnit_Framework_TestCase
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class SjclTest extends PHPUnit_Framework_TestCase
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{
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{
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use Eris\TestTrait;
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public function testSjclValidatorValidatesCorrectly()
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public function testSjclValidatorValidatesCorrectly()
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{
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{
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$paste = Helper::getPasteWithAttachment();
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$this->minimumEvaluationRatio(0.01)->forAll(
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Helper::getPasteGenerator(array(), true),
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Generator\string(),
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Generator\string(),
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Generator\choose(0,100)
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)->then(
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function ($pasteArray, $key, $value, $lowInt)
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{
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$paste = Helper::getPasteFromGeneratedArray($pasteArray);
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$this->assertTrue(Sjcl::isValid($paste['data']), 'valid sjcl');
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$this->assertTrue(Sjcl::isValid($paste['data']), 'valid sjcl');
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$this->assertTrue(Sjcl::isValid($paste['attachment']), 'valid sjcl');
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$this->assertTrue(Sjcl::isValid($paste['attachment']), 'valid sjcl');
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$this->assertTrue(Sjcl::isValid($paste['attachmentname']), 'valid sjcl');
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$this->assertTrue(Sjcl::isValid($paste['attachmentname']), 'valid sjcl');
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$this->assertTrue(Sjcl::isValid(Helper::getComment()['data']), 'valid sjcl');
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$this->assertTrue(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'valid sjcl');
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// common error cases
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$this->assertFalse(Sjcl::isValid('{"iv":"$","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'invalid base64 encoding of iv');
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$this->assertFalse(Sjcl::isValid($value), 'non-json data');
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"$","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'invalid base64 encoding of salt');
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"$"}'), 'invalid base64 encoding of ct');
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$sjclArray = json_decode($paste['data'], true);
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"bm9kYXRhbm9kYXRhbm9kYXRhbm9kYXRhbm9kYXRhCg=="}'), 'low ct entropy');
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$sjclError = $sjclArray;
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$this->assertFalse(Sjcl::isValid('{"iv":"MTIzNDU2Nzg5MDEyMzQ1Njc4OTA=","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'iv to long');
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$sjclError['iv'] = '$' . $value;
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"MTIzNDU2Nzg5MDEyMzQ1Njc4OTA=","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'salt to long');
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid base64 encoding of iv');
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA","foo":"MTIzNDU2Nzg5MDEyMzQ1Njc4OTA="}'), 'invalid additional key');
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":0.9,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'unsupported version');
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$sjclError = $sjclArray;
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":100,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'not enough iterations');
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$sjclError['salt'] = '$' . $value;
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":127,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'invalid key size');
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid base64 encoding of salt');
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":63,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'invalid tag length');
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"!#@","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'invalid mode');
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$sjclError = $sjclArray;
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$this->assertFalse(Sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"!#@","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'), 'invalid cipher');
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$sjclError['ct'] = '$' . $value;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid base64 encoding of ct');
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$sjclError = $sjclArray;
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$sjclError['ct'] = 'bm9kYXRhbm9kYXRhbm9kYXRhbm9kYXRhbm9kYXRhCg==';
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'low ct entropy');
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$sjclError = $sjclArray;
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$sjclError['iv'] = 'MTIzNDU2Nzg5MDEyMzQ1Njc4OTA=';
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'iv to long');
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$sjclError = $sjclArray;
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$sjclError['salt'] = 'MTIzNDU2Nzg5MDEyMzQ1Njc4OTA=';
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'salt to long');
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$sjclError = $sjclArray;
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$sjclError[$key] = $value;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid additional key');
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if (!in_array($key, array('1', 'ccm', 'ocb2', 'gcm', 'aes'))) {
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$sjclError = $sjclArray;
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$sjclError['v'] = $key;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'unsupported version');
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$sjclError = $sjclArray;
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$sjclError['mode'] = $key;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid mode');
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$sjclError = $sjclArray;
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$sjclError['cipher'] = $key;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid cipher');
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}
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$sjclError = $sjclArray;
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$sjclError['iter'] = $lowInt;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'not enough iterations');
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if (!in_array($lowInt, array(64, 96))) {
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$sjclError = $sjclArray;
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$sjclError['ks'] = $lowInt;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid key size');
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$sjclError = $sjclArray;
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$sjclError['ts'] = $lowInt;
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$this->assertFalse(Sjcl::isValid(json_encode($sjclError)), 'invalid authentication strength');
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}
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// @note adata is not validated, except as part of the total message length
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// @note adata is not validated, except as part of the total message length
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}
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}
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);
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$this->assertTrue(Sjcl::isValid(Helper::getComment()['data']), 'valid sjcl');
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}
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}
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}
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