93 lines
3.2 KiB
Python
93 lines
3.2 KiB
Python
# -*- coding: utf-8 -*-
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# MinIO Python Library for Amazon S3 Compatible Cloud Storage, (C)
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# 2020 MinIO, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Request/response of PutBucketVersioning and GetBucketVersioning APIs."""
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from __future__ import absolute_import, annotations
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from dataclasses import dataclass
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from typing import List, Optional, Type, TypeVar, Union, cast
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from xml.etree import ElementTree as ET
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from .commonconfig import DISABLED, ENABLED
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from .xml import Element, SubElement, findall, findtext
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OFF = "Off"
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SUSPENDED = "Suspended"
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A = TypeVar("A", bound="VersioningConfig")
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@dataclass(frozen=True)
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class VersioningConfig:
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"""Versioning configuration."""
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status: Optional[str] = None
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mfa_delete: Optional[str] = None
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excluded_prefixes: Optional[list[str]] = None
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exclude_folders: bool = False
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def __post_init__(self):
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if self.status is not None and self.status not in [ENABLED, SUSPENDED]:
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raise ValueError(f"status must be {ENABLED} or {SUSPENDED}")
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if (
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self.mfa_delete is not None and
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self.mfa_delete not in [ENABLED, DISABLED]
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):
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raise ValueError(f"MFA delete must be {ENABLED} or {DISABLED}")
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@property
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def status_string(self) -> str:
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"""Convert status to status string. """
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return OFF if self.status is None else self.status
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@classmethod
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def fromxml(cls: Type[A], element: ET.Element) -> A:
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"""Create new object with values from XML element."""
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status = findtext(element, "Status")
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mfa_delete = findtext(element, "MFADelete")
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excluded_prefixes = [
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prefix.text
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for prefix in findall(
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element,
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"ExcludedPrefixes/Prefix",
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)
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]
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exclude_folders = findtext(element, "ExcludeFolders") == "true"
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return cls(
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status=status,
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mfa_delete=mfa_delete,
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excluded_prefixes=cast(Union[List[str], None], excluded_prefixes),
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exclude_folders=exclude_folders,
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)
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def toxml(self, element: Optional[ET.Element]) -> ET.Element:
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"""Convert to XML."""
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element = Element("VersioningConfiguration")
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if self.status:
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SubElement(element, "Status", self.status)
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if self.mfa_delete:
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SubElement(element, "MFADelete", self.mfa_delete)
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for prefix in self.excluded_prefixes or []:
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SubElement(
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SubElement(element, "ExcludedPrefixes"),
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"Prefix",
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prefix,
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)
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if self.exclude_folders:
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SubElement(element, "ExcludeFolders", "true")
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return element
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