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<?php |
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/** |
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* antibot |
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* |
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* @category Jkphl |
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* @package Jkphl\Antibot |
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* @subpackage Jkphl\Antibot\Tests\Ports |
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* @author Joschi Kuphal <[email protected]> / @jkphl |
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* @copyright Copyright © 2020 Joschi Kuphal <[email protected]> / @jkphl |
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* @license http://opensource.org/licenses/MIT The MIT License (MIT) |
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*/ |
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/*********************************************************************************** |
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* The MIT License (MIT) |
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* |
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* Copyright © 2020 Joschi Kuphal <[email protected]> |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy of |
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* this software and associated documentation files (the "Software"), to deal in |
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* the Software without restriction, including without limitation the rights to |
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of |
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* the Software, and to permit persons to whom the Software is furnished to do so, |
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* subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS |
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR |
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER |
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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***********************************************************************************/ |
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namespace Jkphl\Antibot\Tests\Ports; |
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use Exception; |
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use Jkphl\Antibot\Infrastructure\Exceptions\HmacValidationException; |
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use Jkphl\Antibot\Ports\Validators\HmacValidator; |
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use Jkphl\Antibot\Tests\AbstractTestBase; |
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/** |
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* HMAC Validator Test |
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* |
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* @package Jkphl\Antibot |
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* @subpackage Jkphl\Antibot\Tests\Ports |
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*/ |
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class HmacValidatorTest extends AbstractTestBase |
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{ |
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/** |
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* Test the general HMAC validation |
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* |
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* @return void |
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* @throws Exception |
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*/ |
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public function testGeneralValidation(): void |
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{ |
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$session = md5(rand()); |
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$antibot = $this->createAntibot($session); |
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$hmacValidator = new HmacValidator(); |
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$antibot->addValidator($hmacValidator); |
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// Run a first validation: Should be skipped |
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$request1 = $this->createRequest(['REQUEST_METHOD' => 'GET', 'REMOTE_ADDR' => '1.2.3.4']); |
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$validationResult = $antibot->validate($request1); |
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$this->assertFalse($validationResult->isValid()); |
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$this->assertFalse($validationResult->isFailed()); |
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$this->assertTrue($validationResult->isSkipped()); |
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// Arm & run a second request: Should succeed |
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$armor = $antibot->armorInputs($request1); |
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$post = $this->getArmorParams($armor); |
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$request2 = $this->createRequest(['REQUEST_METHOD' => 'GET', 'REMOTE_ADDR' => '1.2.3.4'], [], $post); |
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$validationResult = $antibot->validate($request2); |
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$this->assertTrue($validationResult->isValid()); |
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} |
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/** |
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* Test the HMAC request method order validation |
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* |
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* @return void |
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* @throws Exception |
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*/ |
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public function testRequestMethodOrderValidation(): void |
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{ |
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$antibot = $this->createAntibot(); |
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$hmacValidator = new HmacValidator(); |
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$hmacValidator->setMethodVector(HmacValidator::METHOD_GET, HmacValidator::METHOD_POST); |
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$antibot->addValidator($hmacValidator); |
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$request1 = $this->createRequest(['REQUEST_METHOD' => 'GET', 'REMOTE_ADDR' => '1.2.3.4']); |
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$armor = $antibot->armorInputs($request1); |
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$post = $this->getArmorParams($armor); |
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// Second request |
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$request2 = $this->createRequest(['REQUEST_METHOD' => 'POST', 'REMOTE_ADDR' => '1.2.3.4'], [], $post); |
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$validationResult = $antibot->validate($request2); |
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$this->assertTrue($validationResult->isValid()); |
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// Third request using the wrong request method |
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$request3 = $this->createRequest(['REQUEST_METHOD' => 'GET', 'REMOTE_ADDR' => '1.2.3.4'], $post); |
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$validationResult = $antibot->validate($request3); |
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$this->assertFalse($validationResult->isValid()); |
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$this->assertTrue($validationResult->hasErrors()); |
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$errors = $validationResult->getErrors(); |
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$this->assertEquals(1, count($errors)); |
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$this->assertInstanceOf(HmacValidationException::class, $errors[0]); |
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$this->assertEquals(1544292604, $errors[0]->getCode()); |
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} |
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/** |
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* Test the HMAC request timing validation |
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* |
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* @return void |
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* @throws Exception |
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*/ |
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public function testRequestTimingValidation(): void |
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{ |
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$session = md5(rand()); |
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$antibot = $this->createAntibot($session); |
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$hmacValidator = new HmacValidator(); |
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$hmacValidator->setSubmissionTimes(10, 5, 1); |
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$antibot->addValidator($hmacValidator); |
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$request1 = $this->createRequest(['REQUEST_METHOD' => 'GET', 'REMOTE_ADDR' => '1.2.3.4']); |
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$this->assertTrue($antibot->validate($request1)->isSkipped()); |
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// Create the armor for a second request, including submission time limits |
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$armor = $antibot->armorInputs($request1); |
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$post = $this->getArmorParams($armor); |
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// A second call after only 1 second should fail validation |
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sleep(1); |
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$request2 = $this->createRequest(['REQUEST_METHOD' => 'POST', 'REMOTE_ADDR' => '1.2.3.4'], [], $post); |
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$validationResult = $antibot->validate($request2); |
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$this->assertTrue($validationResult->isFailed()); |
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// Waiting for 4 more seconds should succeed |
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sleep(5); |
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$request3 = $this->createRequest(['REQUEST_METHOD' => 'POST', 'REMOTE_ADDR' => '1.2.3.4'], [], $post); |
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$validationResult = $antibot->validate($request3); |
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$this->assertTrue($validationResult->isValid()); |
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// Rearm, wait for 1 second and retry: Should succeed as it's a follow-up request |
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$armor = $antibot->armorInputs($request3); |
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$post = $this->getArmorParams($armor); |
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sleep(1); |
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$request4 = $this->createRequest(['REQUEST_METHOD' => 'POST', 'REMOTE_ADDR' => '1.2.3.4'], [], $post); |
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$validationResult = $antibot->validate($request4); |
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$this->assertTrue($validationResult->isValid()); |
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// Wait for another 10 seconds and retry: Should fail as it exceeded the maximum time |
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sleep(10); |
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$request5 = $this->createRequest(['REQUEST_METHOD' => 'POST', 'REMOTE_ADDR' => '1.2.3.4'], [], $post); |
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$validationResult = $antibot->validate($request5); |
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$this->assertTrue($validationResult->isFailed()); |
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$this->assertTrue($validationResult->hasErrors()); |
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$errors = $validationResult->getErrors(); |
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$this->assertEquals(1, count($errors)); |
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$this->assertInstanceOf(HmacValidationException::class, $errors[0]); |
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$this->assertEquals(1544292684, $errors[0]->getCode()); |
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} |
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/** |
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* Test the armoring |
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* |
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* @return void |
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* @throws Exception |
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*/ |
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public function testArmor(): void |
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{ |
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$sessionId = md5(rand()); |
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$antibot = $this->createAntibot($sessionId); |
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$request = $this->createRequest( |
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['REQUEST_METHOD' => 'GET', 'REMOTE_ADDR' => '1.2.3.4'], |
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['name' => 'John Doe', 'email' => '[email protected]'] |
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); |
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$hmacValidator = new HmacValidator(); |
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$hmacValidator->setMethodVector(HmacValidator::METHOD_GET, HmacValidator::METHOD_POST); |
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$hmacValidator->setSubmissionTimes(1800, 10, 3); |
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$antibot->addValidator($hmacValidator); |
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$armor = $antibot->armorInputs($request); |
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$this->assertTrue(is_array($armor)); |
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$this->assertEquals(2, count($armor)); |
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$this->assertEquals(40, strlen($armor[0]->getAttributes()['value'])); |
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$this->assertTrue(is_int($armor[1]->getAttributes()['value'])); |
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} |
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} |
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