KMS = boto3.client('kms')
MYSQL_HOST = os.environ.get('MYSQL_WRITE_HOST')
MYSQL_PORT = int(os.environ.get('MYSQL_WRITE_PORT'))
MYSQL_USER = os.environ.get('MYSQL_WRITE_USER')
MYSQL_PASS = KMS.decrypt(
    CiphertextBlob=bytes(base64.b64decode(
        os.environ.get('MYSQL_WRITE_ENCRYPTED_PASS'))
    )
)['Plaintext']
MYSQL_DB = os.environ.get('MYSQL_WRITE_DB')