1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
#-------------------------------------------------------------------------
# Copyright (c) Microsoft. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#--------------------------------------------------------------------------
from azure.common import (
AzureHttpError,
AzureConflictHttpError,
AzureMissingResourceHttpError,
)
_ERROR_CONFLICT = 'Conflict ({0})'
_ERROR_NOT_FOUND = 'Not found ({0})'
_ERROR_UNKNOWN = 'Unknown error ({0})'
_ERROR_STORAGE_MISSING_INFO = \
'You need to provide an account name and either an account_key or sas_token when creating a storage service.'
_ERROR_EMULATOR_DOES_NOT_SUPPORT_FILES = \
'The emulator does not support the file service.'
_ERROR_ACCESS_POLICY = \
'share_access_policy must be either SignedIdentifier or AccessPolicy ' + \
'instance'
_ERROR_PARALLEL_NOT_SEEKABLE = 'Parallel operations require a seekable stream.'
_ERROR_VALUE_SHOULD_BE_BYTES = '{0} should be of type bytes.'
_ERROR_VALUE_NONE = '{0} should not be None.'
_ERROR_VALUE_NONE_OR_EMPTY = '{0} should not be None or empty.'
_ERROR_VALUE_NEGATIVE = '{0} should not be negative.'
_ERROR_NO_SINGLE_THREAD_CHUNKING = \
'To use {0} chunk downloader more than 1 thread must be ' + \
'used since get_{0}_to_bytes should be called for single threaded ' + \
'{0} downloads.'
_ERROR_START_END_NEEDED_FOR_MD5 = \
'Both end_range and start_range need to be specified ' + \
'for getting content MD5.'
_ERROR_RANGE_TOO_LARGE_FOR_MD5 = \
'Getting content MD5 for a range greater than 4MB ' + \
'is not supported.'
def _dont_fail_on_exist(error):
''' don't throw exception if the resource exists.
This is called by create_* APIs with fail_on_exist=False'''
if isinstance(error, AzureConflictHttpError):
return False
else:
raise error
def _dont_fail_not_exist(error):
''' don't throw exception if the resource doesn't exist.
This is called by create_* APIs with fail_on_exist=False'''
if isinstance(error, AzureMissingResourceHttpError):
return False
else:
raise error
def _general_error_handler(http_error):
''' Simple error handler for azure.'''
message = str(http_error)
if http_error.respbody is not None:
message += '\n' + http_error.respbody.decode('utf-8-sig')
raise AzureHttpError(message, http_error.status)
def _validate_type_bytes(param_name, param):
if not isinstance(param, bytes):
raise TypeError(_ERROR_VALUE_SHOULD_BE_BYTES.format(param_name))
def _validate_not_none(param_name, param):
if param is None:
raise ValueError(_ERROR_VALUE_NONE.format(param_name))
|
