You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
115 lines
4.9 KiB
Python
115 lines
4.9 KiB
Python
"""
|
|
Copyright (c) Contributors to the Open 3D Engine Project.
|
|
For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
|
|
|
SPDX-License-Identifier: Apache-2.0 OR MIT
|
|
"""
|
|
|
|
import boto3
|
|
import configparser
|
|
import logging
|
|
import os
|
|
import pytest
|
|
import typing
|
|
|
|
logger = logging.getLogger(__name__)
|
|
logging.getLogger('boto').setLevel(logging.CRITICAL)
|
|
|
|
|
|
class AwsCredentials:
|
|
def __init__(self, profile_name: str):
|
|
self._profile_name = profile_name
|
|
|
|
self._credentials_path = os.environ.get('AWS_SHARED_CREDENTIALS_FILE')
|
|
if not self._credentials_path:
|
|
# Home directory location varies based on the operating system, but is referred to using the environment
|
|
# variables %UserProfile% in Windows and $HOME or ~ (tilde) in Unix-based systems.
|
|
self._credentials_path = os.path.join(os.environ.get('UserProfile', os.path.expanduser('~')),
|
|
'.aws', 'credentials')
|
|
self._credentials_file_exists = os.path.exists(self._credentials_path)
|
|
|
|
self._credentials = configparser.ConfigParser()
|
|
self._credentials.read(self._credentials_path)
|
|
|
|
def get_aws_credentials(self) -> typing.Tuple[str, str, str]:
|
|
"""
|
|
Get aws credentials stored in the specific named profile.
|
|
|
|
:return AWS credentials.
|
|
"""
|
|
access_key_id = self._get_aws_credential_attribute_value('aws_access_key_id')
|
|
secret_access_key = self._get_aws_credential_attribute_value('aws_secret_access_key')
|
|
session_token = self._get_aws_credential_attribute_value('aws_session_token')
|
|
|
|
return access_key_id, secret_access_key, session_token
|
|
|
|
def set_aws_credentials_by_session(self, session: boto3.Session) -> None:
|
|
"""
|
|
Set AWS credentials stored in the specific named profile using an assumed role session.
|
|
|
|
:param session: assumed role session.
|
|
"""
|
|
credentials = session.get_credentials().get_frozen_credentials()
|
|
self.set_aws_credentials(credentials.access_key, credentials.secret_key, credentials.token)
|
|
|
|
def set_aws_credentials(self, aws_access_key_id: str, aws_secret_access_key: str,
|
|
aws_session_token: str) -> None:
|
|
"""
|
|
Set AWS credentials stored in the specific named profile.
|
|
|
|
:param aws_access_key_id: AWS access key id.
|
|
:param aws_secret_access_key: AWS secrete access key.
|
|
:param aws_session_token: AWS assumed role session.
|
|
"""
|
|
self._set_aws_credential_attribute_value('aws_access_key_id', aws_access_key_id)
|
|
self._set_aws_credential_attribute_value('aws_secret_access_key', aws_secret_access_key)
|
|
self._set_aws_credential_attribute_value('aws_session_token', aws_session_token)
|
|
|
|
if (len(self._credentials.sections()) == 0) and (not self._credentials_file_exists):
|
|
os.remove(self._credentials_path)
|
|
return
|
|
|
|
credentials_file_dir = os.path.dirname(self._credentials_path)
|
|
if not os.path.isdir(credentials_file_dir):
|
|
os.makedirs(credentials_file_dir)
|
|
|
|
with open(self._credentials_path, 'w+') as credential_file:
|
|
self._credentials.write(credential_file)
|
|
|
|
def _get_aws_credential_attribute_value(self, attribute_name: str) -> str:
|
|
"""
|
|
Get the value of an AWS credential attribute stored in the specific named profile.
|
|
|
|
:param attribute_name: Name of the AWS credential attribute.
|
|
:return Value of the AWS credential attribute.
|
|
"""
|
|
try:
|
|
value = self._credentials.get(self._profile_name, attribute_name)
|
|
except configparser.NoSectionError:
|
|
# Named profile or key doesn't exist
|
|
value = None
|
|
except configparser.NoOptionError:
|
|
# Named profile doesn't have the specified attribute
|
|
value = None
|
|
|
|
return value
|
|
|
|
def _set_aws_credential_attribute_value(self, attribute_name: str, attribute_value: str) -> None:
|
|
"""
|
|
Set the value of an AWS credential attribute stored in the specific named profile.
|
|
|
|
:param attribute_name: Name of the AWS credential attribute.
|
|
:param attribute_value: Value of the AWS credential attribute.
|
|
"""
|
|
if self._profile_name not in self._credentials:
|
|
self._credentials[self._profile_name] = {}
|
|
|
|
if attribute_value is None:
|
|
self._credentials.remove_option(self._profile_name, attribute_name)
|
|
# Remove the named profile if it doesn't have any AWS credential attribute.
|
|
if len(self._credentials[self._profile_name]) == 0:
|
|
self._credentials.remove_section(self._profile_name)
|
|
else:
|
|
self._credentials[self._profile_name][attribute_name] = attribute_value
|
|
|