diff options
Diffstat (limited to 'client/src/leap')
| -rw-r--r-- | client/src/leap/soledad/client/secrets.py | 89 |
1 files changed, 45 insertions, 44 deletions
diff --git a/client/src/leap/soledad/client/secrets.py b/client/src/leap/soledad/client/secrets.py index a72aac0d..16487572 100644 --- a/client/src/leap/soledad/client/secrets.py +++ b/client/src/leap/soledad/client/secrets.py @@ -190,21 +190,33 @@ class SoledadSecrets(object): storage on server sequence has failed for some reason. """ # STAGE 1 - verify if secrets exist locally - if not self._has_secret(): # try to load from local storage. - - # STAGE 2 - there are no secrets in local storage and this is the - # first time we are running soledad with the specified - # secrets_path. Try to fetch encrypted secrets from - # server. + try: + logger.info("Trying to load secrets from local storage...") + self._load_secrets_from_local_file() + logger.info("Found secrets in local storage.") + return + except NoStorageSecret: + logger.info("Could not find secrets in local storage.") + + # STAGE 2 - there are no secrets in local storage and this is the + # first time we are running soledad with the specified + # secrets_path. Try to fetch encrypted secrets from + # server. + try: + logger.info('Trying to fetch secrets from remote storage...') self._download_crypto_secrets() + logger.info('Found secrets in remote storage.') + return + except NoStorageSecret: + logger.info("Could not find secrets in remote storage.") - if not self._has_secret(): - - # STAGE 3 - there are no secrets in server also, so we want to - # generate the secrets and store them in the remote - # db. - self._gen_crypto_secrets() - self._upload_crypto_secrets() + # STAGE 3 - there are no secrets in server also, so we want to + # generate the secrets and store them in the remote + # db. + logger.info("Generating secrets...") + self._gen_crypto_secrets() + logger.info("Uploading secrets...") + self._upload_crypto_secrets() def _has_secret(self): """ @@ -213,21 +225,7 @@ class SoledadSecrets(object): :return: Whether there's a storage secret for symmetric encryption. :rtype: bool """ - logger.info("Checking if there's a secret in local storage...") - if (self._secret_id is None or self._secret_id not in self._secrets) \ - and os.path.isfile(self._secrets_path): - try: - self._load_secrets() # try to load from disk - except IOError as e: - logger.warning( - 'IOError while loading secrets from disk: %s' % str(e)) - - if self.storage_secret is not None: - logger.info("Found a secret in local storage.") - return True - - logger.info("Could not find a secret in local storage.") - return False + return self.storage_secret is not None def _maybe_set_active_secret(self, active_secret): """ @@ -239,10 +237,16 @@ class SoledadSecrets(object): active_secret = self._secrets.items()[0][0] self.set_secret_id(active_secret) - def _load_secrets(self): + def _load_secrets_from_local_file(self): """ Load storage secrets from local file. + :raise NoStorageSecret: Raised if there are no secrets available in + local storage. """ + # check if secrets file exists and we can read it + if not os.path.isfile(self._secrets_path): + raise NoStorageSecret + # read storage secrets from file content = None with open(self._secrets_path, 'r') as f: @@ -264,24 +268,21 @@ class SoledadSecrets(object): def _download_crypto_secrets(self): """ - Downloads the crypto secrets. - """ - logger.info( - 'Trying to fetch cryptographic secrets from shared recovery ' - 'database...') + Download crypto secrets. + :raise NoStorageSecret: Raised if there are no secrets available in + remote storage. + """ + doc = None if self._shared_db.syncable: doc = self._get_secrets_from_shared_db() - else: - doc = None - - if doc is not None: - logger.info( - 'Found cryptographic secrets in shared recovery ' - 'database.') - _, active_secret = self._import_recovery_document(doc.content) - self._maybe_set_active_secret(active_secret) - self._store_secrets() # save new secrets in local file + + if doc is None: + raise NoStorageSecret + + _, active_secret = self._import_recovery_document(doc.content) + self._maybe_set_active_secret(active_secret) + self._store_secrets() # save new secrets in local file def _gen_crypto_secrets(self): """ |