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storage/callback: added sphinx attribute comments

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3hhh 2020-06-30 11:56:24 +02:00
parent bbb596e3ee
commit 49dd8250c5
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1 changed files with 9 additions and 9 deletions
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18
qubes/storage/callback.py
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@ -173,17 +173,17 @@ class CallbackPool(qubes.storage.Pool):
not to pick easily guessable `conf_id` values for your configuration as untrusted VMs may otherwise
execute callbacks meant for other pools.
'''
self._cb_ctor_done = False
self._cb_log = logging.getLogger('qubes.storage.callback')
self._cb_ctor_done = False #: Boolean to indicate whether or not `__init__` successfully ran through.
self._cb_log = logging.getLogger('qubes.storage.callback') #: Logger instance.
assert isinstance(conf_id, str), 'conf_id is no String. VM attack?!'
self._cb_conf_id = conf_id
self._cb_conf_id = conf_id #: Configuration ID as passed to `__init__`.
with open(CallbackPool.config_path) as json_file:
conf_all = json.load(json_file)
assert isinstance(conf_all, dict), 'The file %s is supposed to define a dict.' % CallbackPool.config_path
try:
self._cb_conf = conf_all[self._cb_conf_id]
self._cb_conf = conf_all[self._cb_conf_id] #: Dictionary holding all configuration for the given _cb_conf_id.
except KeyError:
#we cannot throw KeyErrors as we'll otherwise generate incorrect error messages @qubes.app._get_pool()
raise NameError('The specified conf_id %s could not be found inside %s.' % (self._cb_conf_id, CallbackPool.config_path))
@ -193,7 +193,7 @@ class CallbackPool(qubes.storage.Pool):
except KeyError:
raise NameError('Missing bdriver for the conf_id %s inside %s.' % (self._cb_conf_id, CallbackPool.config_path))
self._cb_cmd_arg = json.dumps(self._cb_conf, sort_keys=True, indent=2)
self._cb_cmd_arg = json.dumps(self._cb_conf, sort_keys=True, indent=2) #: Full configuration as string in the format required by _callback().
try:
cls = qubes.utils.get_entry_point_one(qubes.storage.STORAGE_ENTRY_POINT, bdriver)
@ -201,9 +201,9 @@ class CallbackPool(qubes.storage.Pool):
raise NameError('The driver %s was not found on your system.' % bdriver)
assert issubclass(cls, qubes.storage.Pool), 'The class %s must be a subclass of qubes.storage.Pool.' % cls
self._cb_requires_init = self._check_init()
self._cb_requires_init = self._check_init() #: Boolean indicating whether late storage initialization yet has to be done or not.
bdriver_args = self._cb_conf.get('bdriver_args', {})
self._cb_impl = cls(name=name, **bdriver_args)
self._cb_impl = cls(name=name, **bdriver_args) #: Instance of the backend pool driver.
super().__init__(name=name, revisions_to_keep=int(bdriver_args.get('revisions_to_keep', 1)))
self._cb_ctor_done = True
@ -357,8 +357,8 @@ class CallbackVolume:
'''
assert isinstance(impl, qubes.storage.Volume), 'impl must be a qubes.storage.Volume instance. Found a %s instance.' % impl.__class__
assert isinstance(pool, CallbackPool), 'pool must use a qubes.storage.CallbackPool instance. Found a %s instance.' % pool.__class__
self._cb_pool = pool
self._cb_impl = impl
self._cb_pool = pool #: CallbackPool instance the Volume belongs to.
self._cb_impl = impl #: Backend volume implementation instance.
def _assert_initialized(self, **kwargs):
return self._cb_pool._assert_initialized(**kwargs) # pylint: disable=protected-access