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68 lines
2.5 KiB
Python
68 lines
2.5 KiB
Python
# Copyright 2011 Google Inc. All Rights Reserved.
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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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import boto
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from gslib.exception import ProjectIdException
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from gslib.wildcard_iterator import WILDCARD_BUCKET_ITERATOR
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GOOG_PROJ_ID_HDR = 'x-goog-project-id'
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class ProjectIdHandler(object):
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"""Google Project ID header handling."""
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def __init__(self):
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"""Instantiates Project ID handler. Call after boto config file loaded."""
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config = boto.config
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self.project_id = config.get_value('GSUtil', 'default_project_id')
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def SetProjectId(self, project_id):
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"""Overrides project ID value from config file default.
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Args:
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project_id: Project ID to use.
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"""
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self.project_id = project_id
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def FillInProjectHeaderIfNeeded(self, command, uri, headers):
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"""Fills project ID header into headers if defined and applicable.
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Args:
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command: The command being run.
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uri: The URI against which this command is being run.
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headers: Dictionary containing optional HTTP headers to pass to boto.
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Must not be None.
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"""
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# We only include the project ID header if it's a GS URI and a project_id
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# was specified and
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# (it's an 'mb', 'disablelogging, or 'enablelogging' command or
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# a boto request in integration tests or
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# (an 'ls' command that doesn't specify a bucket or wildcarded bucket)).
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if (uri.scheme.lower() == 'gs' and self.project_id
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and (command == 'mb' or command == 'disablelogging'
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or command == 'enablelogging'
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or command == 'test'
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or (command == 'ls' and not uri.names_bucket())
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or (command == WILDCARD_BUCKET_ITERATOR))):
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# Note: check for None (as opposed to "not headers") here because
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# it's ok to pass empty headers.
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if headers is None:
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raise ProjectIdException(
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'FillInProjectHeaderIfNeeded called with headers=None')
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headers[GOOG_PROJ_ID_HDR] = self.project_id
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elif headers.has_key(GOOG_PROJ_ID_HDR):
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del headers[GOOG_PROJ_ID_HDR]
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