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######################################################################
#
# File: b2sdk/_internal/account_info/in_memory.py
#
# Copyright 2019 Backblaze Inc. All Rights Reserved.
#
# License https://www.backblaze.com/using_b2_code.html
#
######################################################################
from __future__ import annotations
from functools import wraps
from .exception import MissingAccountData
from .upload_url_pool import UrlPoolAccountInfo
def _raise_missing_if_result_is_none(function):
"""
Raise MissingAccountData if function's result is None.
"""
@wraps(function)
def inner(*args, **kwargs):
assert function.__name__.startswith('get_')
result = function(*args, **kwargs)
if result is None:
# assumes that it is a "get_field_name"
raise MissingAccountData(function.__name__[4:])
return result
return inner
class InMemoryAccountInfo(UrlPoolAccountInfo):
"""
*AccountInfo* which keeps all data in memory.
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._clear_in_memory_account_fields()
def clear(self):
self._clear_in_memory_account_fields()
return super().clear()
def _clear_in_memory_account_fields(self):
self._account_id = None
self._application_key_id = None
self._allowed = None
self._api_url = None
self._application_key = None
self._auth_token = None
self._buckets = {}
self._download_url = None
self._recommended_part_size = None
self._absolute_minimum_part_size = None
self._realm = None
self._s3_api_url = None
def _set_auth_data(
self,
account_id,
auth_token,
api_url,
download_url,
recommended_part_size,
absolute_minimum_part_size,
application_key,
realm,
s3_api_url,
allowed,
application_key_id,
):
self._account_id = account_id
self._application_key_id = application_key_id
self._auth_token = auth_token
self._api_url = api_url
self._download_url = download_url
self._absolute_minimum_part_size = absolute_minimum_part_size
self._recommended_part_size = recommended_part_size
self._application_key = application_key
self._realm = realm
self._s3_api_url = s3_api_url
self._allowed = allowed
def refresh_entire_bucket_name_cache(self, name_id_iterable):
self._buckets = dict(name_id_iterable)
def get_bucket_id_or_none_from_bucket_name(self, bucket_name):
return self._buckets.get(bucket_name)
def get_bucket_name_or_none_from_bucket_id(self, bucket_id: str) -> str | None:
for name, cached_id_ in self._buckets.items():
if cached_id_ == bucket_id:
return name
return None
def list_bucket_names_ids(self) -> list[tuple[str, str]]:
return [(name, id_) for name, id_ in self._buckets.items()]
def save_bucket(self, bucket):
self._buckets[bucket.name] = bucket.id_
def remove_bucket_name(self, bucket_name):
if bucket_name in self._buckets:
del self._buckets[bucket_name]
@_raise_missing_if_result_is_none
def get_account_id(self):
return self._account_id
@_raise_missing_if_result_is_none
def get_application_key_id(self):
return self._application_key_id
@_raise_missing_if_result_is_none
def get_account_auth_token(self):
return self._auth_token
@_raise_missing_if_result_is_none
def get_api_url(self):
return self._api_url
@_raise_missing_if_result_is_none
def get_application_key(self):
return self._application_key
@_raise_missing_if_result_is_none
def get_download_url(self):
return self._download_url
@_raise_missing_if_result_is_none
def get_recommended_part_size(self):
return self._recommended_part_size
@_raise_missing_if_result_is_none
def get_absolute_minimum_part_size(self):
return self._absolute_minimum_part_size
@_raise_missing_if_result_is_none
def get_realm(self):
return self._realm
@_raise_missing_if_result_is_none
def get_allowed(self):
return self._allowed
@_raise_missing_if_result_is_none
def get_s3_api_url(self):
return self._s3_api_url
|
