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# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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 libcloud.common.types import LibcloudError
from libcloud.common.aws import SignedAWSConnection
from libcloud.storage.drivers.s3 import BaseS3Connection, S3Connection
from libcloud.storage.drivers.s3 import BaseS3StorageDriver
__all__ = [
'DigitalOceanSpacesStorageDriver'
]
DO_SPACES_HOSTS_BY_REGION = {'nyc3': 'nyc3.digitaloceanspaces.com',
'ams3': 'ams3.digitaloceanspaces.com',
'sgp1': 'sgp1.digitaloceanspaces.com'}
DO_SPACES_DEFAULT_REGION = 'nyc3'
DEFAULT_SIGNATURE_VERSION = '2'
S3_API_VERSION = '2006-03-01'
class DOSpacesConnectionAWS4(SignedAWSConnection, BaseS3Connection):
service_name = 's3'
version = S3_API_VERSION
def __init__(self, user_id, key, secure=True, host=None, port=None,
url=None, timeout=None, proxy_url=None, token=None,
retry_delay=None, backoff=None, **kwargs):
super(DOSpacesConnectionAWS4, self).__init__(user_id, key,
secure, host,
port, url,
timeout,
proxy_url, token,
retry_delay,
backoff,
signature_version=4)
class DOSpacesConnectionAWS2(S3Connection):
def __init__(self, user_id, key, secure=True, host=None, port=None,
url=None, timeout=None, proxy_url=None, token=None,
retry_delay=None, backoff=None, **kwargs):
super(DOSpacesConnectionAWS2, self).__init__(user_id, key,
secure, host,
port, url,
timeout,
proxy_url, token,
retry_delay,
backoff)
[docs]class DigitalOceanSpacesStorageDriver(BaseS3StorageDriver):
name = 'DigitalOcean Spaces'
website = 'https://www.digitalocean.com/products/object-storage/'
supports_chunked_encoding = False
supports_s3_multipart_upload = True
def __init__(self, key, secret=None, secure=True, host=None, port=None,
api_version=None, region=DO_SPACES_DEFAULT_REGION, **kwargs):
if region not in DO_SPACES_HOSTS_BY_REGION:
raise LibcloudError('Unknown region (%s)' % (region), driver=self)
host = DO_SPACES_HOSTS_BY_REGION[region]
self.name = 'DigitalOcean Spaces (%s)' % (region)
self.region_name = region
self.signature_version = str(kwargs.pop('signature_version',
DEFAULT_SIGNATURE_VERSION))
if self.signature_version == '2':
self.connectionCls = DOSpacesConnectionAWS2
elif self.signature_version == '4':
self.connectionCls = DOSpacesConnectionAWS4
else:
raise ValueError('Invalid signature_version: %s' %
(self.signature_version))
self.connectionCls.host = host
super(DigitalOceanSpacesStorageDriver,
self).__init__(key, secret,
secure, host, port,
api_version, region,
**kwargs)
def _ex_connection_class_kwargs(self):
kwargs = {}
kwargs['signature_version'] = self.signature_version
return kwargs