# Licensed to the Apache Software Foundation (ASF) under one or more
# 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.aws import SignedAWSConnection
from libcloud.common.types import LibcloudError
from libcloud.storage.drivers.s3 import S3Connection, BaseS3Connection, BaseS3StorageDriver
__all__ = ["DigitalOceanSpacesStorageDriver"]
DO_SPACES_HOSTS_BY_REGION = {
"nyc3": "nyc3.digitaloceanspaces.com",
"ams3": "ams3.digitaloceanspaces.com",
"sfo2": "sfo2.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().__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().__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().__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