From 2aa7cb8710a1e0d3a99698566a11db3d54818a41 Mon Sep 17 00:00:00 2001 From: Ruben Pollan Date: Thu, 4 Dec 2014 11:17:36 -0600 Subject: Use the new keymanager async API --- .../services/soledad/soledadbootstrapper.py | 117 ++++++++++++--------- 1 file changed, 68 insertions(+), 49 deletions(-) (limited to 'src/leap/bitmask/services/soledad/soledadbootstrapper.py') diff --git a/src/leap/bitmask/services/soledad/soledadbootstrapper.py b/src/leap/bitmask/services/soledad/soledadbootstrapper.py index 2044a27c..ac7ca836 100644 --- a/src/leap/bitmask/services/soledad/soledadbootstrapper.py +++ b/src/leap/bitmask/services/soledad/soledadbootstrapper.py @@ -27,7 +27,7 @@ from ssl import SSLError from sqlite3 import ProgrammingError as sqlite_ProgrammingError from u1db import errors as u1db_errors -from twisted.internet import threads +from twisted.internet import threads, defer from zope.proxy import sameProxiedObjects from pysqlcipher.dbapi2 import ProgrammingError as sqlcipher_ProgrammingError @@ -317,19 +317,26 @@ class SoledadBootstrapper(AbstractBootstrapper): if flags.OFFLINE: self._init_keymanager(self._address, token) else: - try: - address = make_address( - self._user, self._provider_config.get_domain()) - self._init_keymanager(address, token) - self._keymanager.get_key( + address = make_address( + self._user, self._provider_config.get_domain()) + + def key_not_found(failure): + if failure.check(KeyNotFound): + logger.debug("Key not found. Generating key for %s" % + (address,)) + self._do_soledad_sync() + else: + return failure + + d = self._init_keymanager(address, token) + d.addCallback( + lambda _: self._keymanager.get_key( address, openpgp.OpenPGPKey, - private=True, fetch_remote=False) - d = threads.deferToThread(self._do_soledad_sync) - d.addErrback(self._soledad_sync_errback) - except KeyNotFound: - logger.debug("Key not found. Generating key for %s" % - (address,)) - self._do_soledad_sync() + private=True, fetch_remote=False)) + d.addCallbacks( + lambda _: threads.deferToThread(self._do_soledad_sync), + key_not_found) + d.addErrback(self._soledad_sync_errback) def _pick_server(self, uuid): """ @@ -537,6 +544,7 @@ class SoledadBootstrapper(AbstractBootstrapper): :type address: str :param token: the auth token for accessing webapp. :type token: str + :rtype: Deferred """ srp_auth = self.srpauth logger.debug('initializing keymanager...') @@ -576,20 +584,27 @@ class SoledadBootstrapper(AbstractBootstrapper): if flags.OFFLINE is False: # make sure key is in server logger.debug('Trying to send key to server...') - try: - self._keymanager.send_key(openpgp.OpenPGPKey) - except KeyNotFound: - logger.debug('No key found for %s, will generate soon.' - % address) - except Exception as exc: - logger.error("Error sending key to server.") - logger.exception(exc) - # but we do not raise + + def send_errback(failure): + if failure.check(KeyNotFound): + logger.debug('No key found for %s, will generate soon.' + % address) + else: + logger.error("Error sending key to server.") + logger.exception(failure.value) + # but we do not raise + + d = self._keymanager.send_key(openpgp.OpenPGPKey) + d.addErrback(send_errback) + return d + else: + return defer.succeed(None) def _gen_key(self): """ Generates the key pair if needed, uploads it to the webapp and nickserver + :rtype: Deferred """ leap_assert(self._provider_config is not None, "We need a provider configuration!") @@ -600,30 +615,33 @@ class SoledadBootstrapper(AbstractBootstrapper): self._user, self._provider_config.get_domain()) logger.debug("Retrieving key for %s" % (address,)) - try: - self._keymanager.get_key( - address, openpgp.OpenPGPKey, private=True, fetch_remote=False) - return - except KeyNotFound: - logger.debug("Key not found. Generating key for %s" % (address,)) - - # generate key - try: - self._keymanager.gen_key(openpgp.OpenPGPKey) - except Exception as exc: - logger.error("Error while generating key!") - logger.exception(exc) - raise - - # send key - try: - self._keymanager.send_key(openpgp.OpenPGPKey) - except Exception as exc: - logger.error("Error while sending key!") - logger.exception(exc) - raise - - logger.debug("Key generated successfully.") + def if_not_found_generate(failure): + if failure.check(KeyNotFound): + logger.debug("Key not found. Generating key for %s" + % (address,)) + d = self._keymanager.gen_key(openpgp.OpenPGPKey) + d.addCallbacks(send_key, log_key_error("generating")) + return d + else: + return failure + + def send_key(_): + d = self._keymanager.send_key(openpgp.OpenPGPKey) + d.addCallbacks( + lambda _: logger.debug("Key generated successfully."), + log_key_error("sending")) + + def log_key_error(step): + def log_err(failure): + logger.error("Error while %s key!", (step,)) + logger.exception(failure.value) + return failure + return log_err + + d = self._keymanager.get_key( + address, openpgp.OpenPGPKey, private=True, fetch_remote=False) + d.addErrback(if_not_found_generate) + return d def run_soledad_setup_checks(self, provider_config, user, password, download_if_needed=False): @@ -664,9 +682,10 @@ class SoledadBootstrapper(AbstractBootstrapper): self.load_and_sync_soledad(uuid) if not flags.OFFLINE: - self._gen_key() - - self._signaler.signal(signal_finished) + d = self._gen_key() + d.addCallback(lambda _: self._signaler.signal(signal_finished)) + else: + self._signaler.signal(signal_finished) except Exception as e: # TODO: we should handle more specific exceptions in here self._soledad = None -- cgit v1.2.3