cfn_validate_lambda.py 文件源码

def setup_s3_client(job_data):
    """Creates an S3 client

    Uses the credentials passed in the event by CodePipeline. These
    credentials can be used to access the artifact bucket.

    Args:
        job_data: The job data structure

    Returns:
        An S3 client with the appropriate credentials

    """
    key_id = job_data['artifactCredentials']['accessKeyId']
    key_secret = job_data['artifactCredentials']['secretAccessKey']
    session_token = job_data['artifactCredentials']['sessionToken']

    session = Session(
        aws_access_key_id=key_id,
        aws_secret_access_key=key_secret,
        aws_session_token=session_token)
    return session.client('s3', config=botocore.client.Config(signature_version='s3v4'))