126 lines
5.2 KiB
Python
126 lines
5.2 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. 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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from libcloud.common.types import LibcloudError
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from libcloud.common.aws import SignedAWSConnection, DEFAULT_SIGNATURE_VERSION
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from libcloud.storage.drivers.s3 import BaseS3Connection, S3Connection
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from libcloud.storage.drivers.s3 import BaseS3StorageDriver, API_VERSION
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__all__ = [
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'S3RGWStorageDriver',
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'S3RGWOutscaleStorageDriver'
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]
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S3_RGW_DEFAULT_REGION = 'default'
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S3_RGW_OUTSCALE_HOSTS_BY_REGION =\
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{'eu-west-1': 'osu.eu-west-1.outscale.com',
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'eu-west-2': 'osu.eu-west-2.outscale.com',
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'us-west-1': 'osu.us-west-1.outscale.com',
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'us-east-2': 'osu.us-east-2.outscale.com',
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'cn-southeast-1': 'osu.cn-southeast-1.outscale.hk'}
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S3_RGW_OUTSCALE_DEFAULT_REGION = 'eu-west-2'
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class S3RGWConnectionAWS4(SignedAWSConnection, BaseS3Connection):
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service_name = 's3'
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version = API_VERSION
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def __init__(self, user_id, key, secure=True, host=None, port=None,
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url=None, timeout=None, proxy_url=None, token=None,
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retry_delay=None, backoff=None, **kwargs):
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super(S3RGWConnectionAWS4, self).__init__(user_id, key,
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secure, host,
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port, url,
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timeout,
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proxy_url, token,
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retry_delay,
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backoff,
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4) # force aws4
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class S3RGWConnectionAWS2(S3Connection):
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def __init__(self, user_id, key, secure=True, host=None, port=None,
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url=None, timeout=None, proxy_url=None, token=None,
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retry_delay=None, backoff=None, **kwargs):
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super(S3RGWConnectionAWS2, self).__init__(user_id, key,
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secure, host,
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port, url,
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timeout,
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proxy_url, token,
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retry_delay,
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backoff)
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class S3RGWStorageDriver(BaseS3StorageDriver):
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name = 'Ceph RGW'
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website = 'http://ceph.com/'
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def __init__(self, key, secret=None, secure=True, host=None, port=None,
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api_version=None, region=S3_RGW_DEFAULT_REGION, **kwargs):
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if host is None:
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raise LibcloudError('host required', driver=self)
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self.name = kwargs.pop('name', None)
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if self.name is None:
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self.name = 'Ceph RGW S3 (%s)' % (region)
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self.ex_location_name = region
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self.region_name = region
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self.signature_version = str(kwargs.pop('signature_version',
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DEFAULT_SIGNATURE_VERSION))
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if self.signature_version not in ['2', '4']:
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raise ValueError('Invalid signature_version: %s' %
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(self.signature_version))
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if self.signature_version == '2':
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self.connectionCls = S3RGWConnectionAWS2
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elif self.signature_version == '4':
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self.connectionCls = S3RGWConnectionAWS4
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self.connectionCls.host = host
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super(S3RGWStorageDriver, self).__init__(key, secret,
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secure, host, port,
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api_version, region,
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**kwargs)
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def _ex_connection_class_kwargs(self):
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kwargs = {}
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kwargs['signature_version'] = self.signature_version
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return kwargs
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class S3RGWOutscaleStorageDriver(S3RGWStorageDriver):
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name = 'RGW Outscale'
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website = 'https://en.outscale.com/'
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def __init__(self, key, secret=None, secure=True, host=None, port=None,
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api_version=None, region=S3_RGW_OUTSCALE_DEFAULT_REGION,
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**kwargs):
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if region not in S3_RGW_OUTSCALE_HOSTS_BY_REGION:
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raise LibcloudError('Unknown region (%s)' % (region), driver=self)
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host = S3_RGW_OUTSCALE_HOSTS_BY_REGION[region]
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kwargs['name'] = 'OUTSCALE Ceph RGW S3 (%s)' % region
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super(S3RGWOutscaleStorageDriver, self).__init__(key, secret,
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secure, host, port,
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api_version, region,
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**kwargs)
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