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<?php |
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/** |
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* This file is part of the tarantool/client package. |
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* |
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* (c) Eugene Leonovich <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Tarantool\Client\Tests; |
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final class GreetingDataProvider |
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{ |
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private const DEFAULT_SERVER_VERSION = '2.2.2'; |
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private const SALT_SIZE_BYTES = 20; |
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public static function provideGreetingsWithInvalidServerName() : iterable |
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{ |
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return [ |
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[''], |
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["\n"], |
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['1'], |
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['tarantool'], |
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['Tarantoo'], |
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['Тарантул'], |
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[str_repeat('2', 63)."\n"], |
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[str_repeat('3', 63)."\n3"], |
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[str_repeat('4', 63)."\n\n"], |
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[str_repeat('5', 63)."\n\n\n"], |
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[str_repeat('6', 63)."\n".str_repeat('6', 63)."\n"], |
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]; |
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} |
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public static function provideGreetingsWithInvalidSalt() : iterable |
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{ |
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return [ |
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[str_pad('Tarantool', 63, '1')."\n"], |
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[str_pad('Tarantool', 63, '2')."\n2"], |
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[str_pad('Tarantool', 63, '3')."\n\n"], |
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[str_pad('Tarantool', 63, '4')."\n\n\n"], |
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[str_pad('Tarantool', 63, '5')."\nтутсолинеттутсолинеттутсолинеттутсолинеттутсолинеттутсолинеттут\n"], |
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]; |
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} |
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public static function provideValidGreetings() : iterable |
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{ |
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return [ |
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[self::generateGreetingFromSalt('12345678901234567890'), '12345678901234567890'], |
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]; |
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} |
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public static function generateGreeting(string $version = self::DEFAULT_SERVER_VERSION) : string |
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{ |
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return self::generateGreetingFromSalt(self::generateSalt(), $version); |
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} |
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public static function generateGreetingFromSalt(string $salt, string $version = self::DEFAULT_SERVER_VERSION) : string |
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{ |
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$uuid = self::generateUuid4(); |
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$greeting = str_pad("Tarantool $version (Binary) $uuid", 63, ' ')."\n"; |
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$greeting .= str_pad(base64_encode($salt.str_repeat('_', 12)), 63, ' ')."\n"; |
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return $greeting; |
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} |
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private static function generateSalt() : string |
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{ |
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return random_bytes(self::SALT_SIZE_BYTES); |
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} |
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private static function generateUuid4() : string |
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{ |
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$data = random_bytes(16); |
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$data[6] = \chr(\ord($data[6]) & 0x0f | 0x40); |
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$data[8] = \chr(\ord($data[8]) & 0x3f | 0x80); |
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return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4)); |
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} |
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} |
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tarantool-php /
client
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