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@ -26,6 +26,10 @@ namespace OCA\Encryption; |
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/** |
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* @brief Class to manage registration of hooks an various helper methods |
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*/ |
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/** |
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* Class Helper |
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* @package OCA\Encryption |
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*/ |
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class Helper { |
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/** |
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@ -89,4 +93,92 @@ class Helper { |
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return true; |
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} |
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/** |
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* @brief enable recovery |
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* |
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* @param $recoveryKeyId |
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* @param $recoveryPassword |
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* @internal param \OCA\Encryption\Util $util |
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* @internal param string $password |
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* @return bool |
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*/ |
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public static function adminEnableRecovery($recoveryKeyId, $recoveryPassword) { |
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$view = new \OC\Files\View('/'); |
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if ($recoveryKeyId === null) { |
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$recoveryKeyId = 'recovery_' . substr(md5(time()), 0, 8); |
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\OC_Appconfig::setValue('files_encryption', 'recoveryKeyId', $recoveryKeyId); |
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} |
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if (!$view->is_dir('/owncloud_private_key')) { |
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$view->mkdir('/owncloud_private_key'); |
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} |
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if ( |
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(!$view->file_exists("/public-keys/" . $recoveryKeyId . ".public.key") |
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|| !$view->file_exists("/owncloud_private_key/" . $recoveryKeyId . ".private.key")) |
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) { |
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$keypair = \OCA\Encryption\Crypt::createKeypair(); |
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\OC_FileProxy::$enabled = false; |
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// Save public key
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if (!$view->is_dir('/public-keys')) { |
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$view->mkdir('/public-keys'); |
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} |
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$view->file_put_contents('/public-keys/' . $recoveryKeyId . '.public.key', $keypair['publicKey']); |
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// Encrypt private key empthy passphrase
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$encryptedPrivateKey = \OCA\Encryption\Crypt::symmetricEncryptFileContent($keypair['privateKey'], $recoveryPassword); |
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// Save private key
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$view->file_put_contents('/owncloud_private_key/' . $recoveryKeyId . '.private.key', $encryptedPrivateKey); |
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// create control file which let us check later on if the entered password was correct.
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$encryptedControlData = \OCA\Encryption\Crypt::keyEncrypt("ownCloud", $keypair['publicKey']); |
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if (!$view->is_dir('/control-file')) { |
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$view->mkdir('/control-file'); |
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} |
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$view->file_put_contents('/control-file/controlfile.enc', $encryptedControlData); |
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\OC_FileProxy::$enabled = true; |
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// Set recoveryAdmin as enabled
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\OC_Appconfig::setValue('files_encryption', 'recoveryAdminEnabled', 1); |
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$return = true; |
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} else { // get recovery key and check the password
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$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), \OCP\User::getUser()); |
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$return = $util->checkRecoveryPassword($_POST['recoveryPassword']); |
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if ($return) { |
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\OC_Appconfig::setValue('files_encryption', 'recoveryAdminEnabled', 1); |
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} |
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} |
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return $return; |
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} |
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/** |
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* @brief disable recovery |
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* |
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* @param $recoveryPassword |
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* @return bool |
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*/ |
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public static function adminDisableRecovery($recoveryPassword) { |
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$util = new Util(new \OC_FilesystemView('/'), \OCP\User::getUser()); |
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$return = $util->checkRecoveryPassword($recoveryPassword); |
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if ($return) { |
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// Set recoveryAdmin as disabled
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\OC_Appconfig::setValue('files_encryption', 'recoveryAdminEnabled', 0); |
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} |
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return $return; |
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} |
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} |