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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2020 (original work) Open Assessment Technologies SA; |
| 19 | */ |
| 20 | |
| 21 | declare(strict_types=1); |
| 22 | |
| 23 | namespace oat\taoLti\models\classes\Platform\Service; |
| 24 | |
| 25 | use OAT\Library\Lti1p3Core\Security\Key\KeyChainInterface; |
| 26 | use oat\oatbox\cache\SimpleCache; |
| 27 | use oat\oatbox\service\ConfigurableService; |
| 28 | use oat\taoLti\models\classes\Security\DataAccess\Repository\CachedPlatformJwksRepository; |
| 29 | use oat\taoLti\models\classes\Security\DataAccess\Repository\CachedPlatformKeyChainRepository; |
| 30 | use oat\taoLti\models\classes\Security\DataAccess\Repository\PlatformKeyChainRepository; |
| 31 | use Psr\SimpleCache\CacheInterface; |
| 32 | |
| 33 | class CachedKeyChainGenerator extends ConfigurableService implements KeyChainGeneratorInterface |
| 34 | { |
| 35 | public function generate( |
| 36 | string $id = PlatformKeyChainRepository::OPTION_DEFAULT_KEY_ID_VALUE, |
| 37 | string $name = PlatformKeyChainRepository::OPTION_DEFAULT_KEY_NAME_VALUE, |
| 38 | ?string $passPhrase = null |
| 39 | ): KeyChainInterface { |
| 40 | $keyChain = $this->getKeyChainGenerator()->generate($id, $name, $passPhrase); |
| 41 | $this->save($keyChain); |
| 42 | |
| 43 | return $keyChain; |
| 44 | } |
| 45 | |
| 46 | private function save(KeyChainInterface $keyChain): bool |
| 47 | { |
| 48 | $this->getKeyChainRepository()->saveKeyChain($keyChain); |
| 49 | |
| 50 | $this->invalidateKeyChain($keyChain); |
| 51 | $this->invalidateJwks(); |
| 52 | |
| 53 | return true; |
| 54 | } |
| 55 | |
| 56 | private function invalidateKeyChain(KeyChainInterface $keyChain): void |
| 57 | { |
| 58 | $this->getCache()->delete( |
| 59 | sprintf(CachedPlatformKeyChainRepository::PRIVATE_PATTERN, $keyChain->getIdentifier()) |
| 60 | ); |
| 61 | |
| 62 | $this->getCache()->delete( |
| 63 | sprintf(CachedPlatformKeyChainRepository::PUBLIC_PATTERN, $keyChain->getIdentifier()) |
| 64 | ); |
| 65 | } |
| 66 | |
| 67 | private function invalidateJwks(): void |
| 68 | { |
| 69 | $this->getCache()->delete(CachedPlatformJwksRepository::JWKS_KEY); |
| 70 | } |
| 71 | |
| 72 | private function getKeyChainGenerator(): KeyChainGeneratorInterface |
| 73 | { |
| 74 | return $this->getServiceLocator()->get(OpenSslKeyChainGenerator::class); |
| 75 | } |
| 76 | |
| 77 | private function getKeyChainRepository(): PlatformKeyChainRepository |
| 78 | { |
| 79 | return $this->getServiceLocator()->get(PlatformKeyChainRepository::class); |
| 80 | } |
| 81 | |
| 82 | private function getCache(): CacheInterface |
| 83 | { |
| 84 | return $this->getServiceLocator()->get(SimpleCache::SERVICE_ID); |
| 85 | } |
| 86 | } |