function SitesDirectoryHardeningTest::testSitesDirectoryHardeningConfig

Tests writable files remain writable when directory hardening is disabled.

File

core/modules/system/tests/src/Functional/System/SitesDirectoryHardeningTest.php, line 48

Class

SitesDirectoryHardeningTest

Tests Drupal permissions hardening of /sites subdirectories.

Namespace

Code

public function testSitesDirectoryHardeningConfig() : void {
  $site_path = $this->kernel
    ->getSitePath();
  $settings_file = $this->settingsFile($site_path);
  // Disable permissions enforcement.
  $settings = Settings::getAll();
  $settings['skip_permissions_hardening'] = TRUE;
  new Settings($settings);
  $this->assertTrue(Settings::get('skip_permissions_hardening'), 'Able to set skip permissions hardening to true.');
  $this->makeWritable($site_path);
  // Manually trigger the requirements check.
  $requirements = $this->checkSystemRequirements();
  $this->assertEquals(REQUIREMENT_WARNING, $requirements['configuration_files']['severity'], 'Warning severity is properly set.');
  $this->assertEquals('Protection disabled', (string) $requirements['configuration_files']['value']);
  $description = strip_tags((string) \Drupal::service('renderer')->renderInIsolation($requirements['configuration_files']['description']));
  $this->assertStringContainsString('settings.php is not protected from modifications and poses a security risk.', $description);
  $this->assertStringContainsString('services.yml is not protected from modifications and poses a security risk.', $description);
  // Verify that site directory and the settings.php remain writable when
  // automatically enforcing file permissions is disabled.
  $this->assertDirectoryIsWritable($site_path);
  $this->assertFileIsWritable($settings_file);
  // Re-enable permissions enforcement.
  $settings = Settings::getAll();
  $settings['skip_permissions_hardening'] = FALSE;
  new Settings($settings);
  // Manually trigger the requirements check.
  $requirements = $this->checkSystemRequirements();
  $this->assertEquals('Protected', (string) $requirements['configuration_files']['value']);
  // Verify that site directory and the settings.php remain protected when
  // automatically enforcing file permissions is enabled.
  $this->assertDirectoryIsNotWritable($site_path);
  $this->assertFileIsNotWritable($settings_file);
}