822dd7f395
When delete a object created by Complete Multipart Upload in Delete Multiple Objects operation, delete both manifest file and segments by adding "multipart-manifest=delete" to query string. Change-Id: I3759e6f43d8c531d7a7d961c2069af1e411d04ef
120 lines
4.1 KiB
Python
120 lines
4.1 KiB
Python
# Copyright (c) 2010-2014 OpenStack Foundation.
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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
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# 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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import sys
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from swift3.controllers.base import Controller, bucket_operation
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from swift3.etree import Element, SubElement, fromstring, tostring, \
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XMLSyntaxError, DocumentInvalid
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from swift3.response import HTTPOk, S3NotImplemented, NoSuchKey, \
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ErrorResponse, MalformedXML, UserKeyMustBeSpecified, AccessDenied
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from swift3.cfg import CONF
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from swift3.utils import LOGGER
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MAX_MULTI_DELETE_BODY_SIZE = 61365
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class MultiObjectDeleteController(Controller):
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"""
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Handles Delete Multiple Objects, which is logged as a MULTI_OBJECT_DELETE
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operation in the S3 server log.
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"""
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def _gen_error_body(self, error, elem, delete_list):
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for key, version in delete_list:
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if version is not None:
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# TODO: delete the specific version of the object
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raise S3NotImplemented()
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error_elem = SubElement(elem, 'Error')
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SubElement(error_elem, 'Key').text = key
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SubElement(error_elem, 'Code').text = error.__class__.__name__
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SubElement(error_elem, 'Message').text = error._msg
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return tostring(elem)
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@bucket_operation
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def POST(self, req):
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"""
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Handles Delete Multiple Objects.
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"""
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def object_key_iter(elem):
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for obj in elem.iterchildren('Object'):
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key = obj.find('./Key').text
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if not key:
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raise UserKeyMustBeSpecified()
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version = obj.find('./VersionId')
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if version is not None:
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version = version.text
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yield key, version
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try:
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xml = req.xml(MAX_MULTI_DELETE_BODY_SIZE, check_md5=True)
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elem = fromstring(xml, 'Delete')
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quiet = elem.find('./Quiet')
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if quiet is not None and quiet.text.lower() == 'true':
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self.quiet = True
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else:
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self.quiet = False
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delete_list = list(object_key_iter(elem))
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if len(delete_list) > CONF.max_multi_delete_objects:
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raise MalformedXML()
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except (XMLSyntaxError, DocumentInvalid):
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raise MalformedXML()
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except ErrorResponse:
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raise
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except Exception as e:
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exc_type, exc_value, exc_traceback = sys.exc_info()
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LOGGER.error(e)
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raise exc_type, exc_value, exc_traceback
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elem = Element('DeleteResult')
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# check bucket existence
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try:
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req.get_response(self.app, 'HEAD')
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except AccessDenied as error:
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body = self._gen_error_body(error, elem, delete_list)
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return HTTPOk(body=body)
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for key, version in delete_list:
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if version is not None:
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# TODO: delete the specific version of the object
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raise S3NotImplemented()
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req.object_name = key
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try:
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query = req.gen_multipart_manifest_delete_query(self.app)
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req.get_response(self.app, method='DELETE', query=query)
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except NoSuchKey:
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pass
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except ErrorResponse as e:
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error = SubElement(elem, 'Error')
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SubElement(error, 'Key').text = key
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SubElement(error, 'Code').text = e.__class__.__name__
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SubElement(error, 'Message').text = e._msg
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continue
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if not self.quiet:
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deleted = SubElement(elem, 'Deleted')
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SubElement(deleted, 'Key').text = key
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body = tostring(elem)
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return HTTPOk(body=body)
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