我正在尝试学习如何使用Azure 表存储服务。我正在关注本教程:https://learn.microsoft.com/en-us/azure/storage/storage-python-how-to-use-table-storage,我只需将代码复制粘贴到Jupyter 笔记本。我已设置存储帐户并成功使用 Blob 存储。也来自笔记本。
教程中的代码:
from azure.storage.table import TableService, Entity
table_service = TableService(account_name='myaccount', account_key='mykey')
table_service.create_table('tasktable')
当我运行最后一行时,出现以下错误,我不确定我做错了什么导致它
---------------------------------------------------------------------------
Error Traceback (most recent call last)
/usr/local/lib/python3.5/site-packages/azure/storage/storageclient.py in _perform_request(self, request, parser, parser_args, operation_context)
205 _add_date_header(request)
--> 206 self.authentication.sign_request(request)
207
/usr/local/lib/python3.5/site-packages/azure/storage/_auth.py in sign_request(self, request)
96
---> 97 self._add_authorization_header(request, string_to_sign)
98
/usr/local/lib/python3.5/site-packages/azure/storage/_auth.py in _add_authorization_header(self, request, string_to_sign)
50 def _add_authorization_header(self, request, string_to_sign):
---> 51 signature = _sign_string(self.account_key, string_to_sign)
52 auth_string = 'SharedKey ' + self.account_name + ':' + signature
/usr/local/lib/python3.5/site-packages/azure/storage/_common_conversion.py in _sign_string(key, string_to_sign, key_is_base64)
87 if key_is_base64:
---> 88 key = _decode_base64_to_bytes(key)
89 else:
/usr/local/lib/python3.5/site-packages/azure/storage/_common_conversion.py in _decode_base64_to_bytes(data)
77 data = data.encode('utf-8')
---> 78 return base64.b64decode(data)
79
/usr/local/Cellar/python3/3.5.1/Frameworks/Python.framework/Versions/3.5/lib/python3.5/base64.py in b64decode(s, altchars, validate)
89 raise binascii.Error('Non-base64 digit found')
---> 90 return binascii.a2b_base64(s)
91
Error: Incorrect padding
During handling of the above exception, another exception occurred:
AzureException Traceback (most recent call last)
<ipython-input-17-192b23ba629f> in <module>()
----> 1 table_service.create_table('tasktable')
/usr/local/lib/python3.5/site-packages/azure/storage/table/tableservice.py in create_table(self, table_name, fail_on_exist, timeout)
520 if not fail_on_exist:
521 try:
--> 522 self._perform_request(request)
523 return True
524 except AzureHttpError as ex:
/usr/local/lib/python3.5/site-packages/azure/storage/table/tableservice.py in _perform_request(self, request, parser, parser_args, operation_context)
1087 def _perform_request(self, request, parser=None, parser_args=None, operation_context=None):
1088 _update_storage_table_header(request)
-> 1089 return super(TableService, self)._perform_request(request, parser, parser_args, operation_context)
/usr/local/lib/python3.5/site-packages/azure/storage/storageclient.py in _perform_request(self, request, parser, parser_args, operation_context)
264 sleep(retry_interval)
265 else:
--> 266 raise ex
267 finally:
268 # If this is a location locked operation and the location is not set,
/usr/local/lib/python3.5/site-packages/azure/storage/storageclient.py in _perform_request(self, request, parser, parser_args, operation_context)
240 if sys.version_info >= (3,):
241 # Automatic chaining in Python 3 means we keep the trace
--> 242 raise AzureException(ex.args[0])
243 else:
244 # There isn't a good solution in 2 for keeping the stack trace
AzureException: Incorrect padding
总结一下,该问题是由于帐户密钥的变量名称出现错误而导致的。根据错误信息
Error: Incorrect padding
,正如@Scovetta所说,似乎不是BASE64
编码。对键的一些更改(例如缺少最后一个 =
符号或添加更多 =
符号)将导致错误。 Azure存储的正确帐户密钥长度是88。
在我最喜欢的搜索引擎中输入“不正确的填充天蓝色”后,无耻的死灵。
结果我像这样传递参数:
--account-key "$ACCOUNT_KEY"
,而 Azure 不理解引号。访问密钥或 SAS 密钥需要采用 Base 64 编码。如果直接通过就使用这种设置。
import base64
Accesskey=" R2Vla3NGb3JHZWVrcyBpcyB0aGUgYmVzdA ==" Accesskey_base64= Accesskey.encode("ascii")
这对我有用。