throw exception if private key is missing

This commit is contained in:
Bjoern Schiessle 2014-11-04 17:17:29 +01:00
parent 0580c232d7
commit c2a45c1238
4 changed files with 21 additions and 1 deletions

View file

@ -13,6 +13,7 @@ OC::$CLASSPATH['OCA\Encryption\Helper'] = 'files_encryption/lib/helper.php';
// Exceptions
OC::$CLASSPATH['OCA\Encryption\Exceptions\MultiKeyEncryptException'] = 'files_encryption/lib/exceptions.php';
OC::$CLASSPATH['OCA\Encryption\Exceptions\MultiKeyDecryptException'] = 'files_encryption/lib/exceptions.php';
OC::$CLASSPATH['OCA\Encryption\Exceptions\EncryptionException'] = 'files_encryption/lib/exceptions.php';
\OCP\Util::addTranslations('files_encryption');
\OCP\Util::addscript('files_encryption', 'encryption');

View file

@ -30,8 +30,16 @@ namespace OCA\Encryption\Exceptions;
* 30 - encryption header to large
* 40 - unknown cipher
* 50 - encryption failed
* 60 - no private key available
*/
class EncryptionException extends \Exception {
const UNEXPECTED_END_OF_ENCRTYPTION_HEADER = 10;
const UNEXPECTED_BLOG_SIZE = 20;
const ENCRYPTION_HEADER_TO_LARGE = 30;
const UNKNOWN_CIPHER = 40;
const ENCRYPTION_FAILED = 50;
const NO_PRIVATE_KEY_AVAILABLE = 60;
}
/**

View file

@ -30,6 +30,7 @@
*/
namespace OCA\Encryption;
use OCA\Encryption\Exceptions\EncryptionException;
/**
* Provides 'crypt://' stream wrapper protocol.
@ -106,6 +107,10 @@ class Stream {
$this->session = new \OCA\Encryption\Session($this->rootView);
$this->privateKey = $this->session->getPrivateKey();
if ($this->privateKey === false) {
throw new EncryptionException('Session does not contain a private key, maybe your login password changed?',
EncryptionException::NO_PRIVATE_KEY_AVAILABLE);
}
$normalizedPath = \OC\Files\Filesystem::normalizePath(str_replace('crypt://', '', $path));
if ($originalFile = Helper::getPathFromTmpFile($normalizedPath)) {

View file

@ -100,6 +100,8 @@ class OC_Connector_Sabre_File extends OC_Connector_Sabre_Node implements \Sabre\
} catch (\OCP\Files\LockNotAcquiredException $e) {
// the file is currently being written to by another process
throw new OC_Connector_Sabre_Exception_FileLocked($e->getMessage(), $e->getCode(), $e);
} catch (\OCA\Encryption\Exceptions\EncryptionException $e) {
throw new \Sabre\DAV\Exception\Forbidden($e->getMessage());
}
// if content length is sent by client:
@ -152,7 +154,11 @@ class OC_Connector_Sabre_File extends OC_Connector_Sabre_Node implements \Sabre\
if (\OC_Util::encryptedFiles()) {
throw new \Sabre\DAV\Exception\ServiceUnavailable();
} else {
return $this->fileView->fopen(ltrim($this->path, '/'), 'rb');
try {
return $this->fileView->fopen(ltrim($this->path, '/'), 'rb');
} catch (\OCA\Encryption\Exceptions\EncryptionException $e) {
throw new \Sabre\DAV\Exception\Forbidden($e->getMessage());
}
}
}