| # Copyright 2014 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # This file contains utility functions to get and set stable versions for given |
| # boards. |
| |
| import common |
| import logging |
| import django.core.exceptions |
| from autotest_lib.client.common_lib import global_config |
| from autotest_lib.frontend import setup_django_environment |
| from autotest_lib.frontend.afe import models |
| |
| |
| # Name of the default board. For boards that don't have stable version |
| # explicitly set, version for the default board will be used. |
| DEFAULT = 'DEFAULT' |
| |
| # Type of metadata to store stable_version changes. |
| _STABLE_VERSION_TYPE = 'stable_version' |
| |
| def get_all(): |
| """Get stable versions of all boards. |
| |
| @return: A dictionary of boards and stable versions. |
| """ |
| versions = dict([(v.board, v.version) |
| for v in models.StableVersion.objects.all()]) |
| # Set default to the global config value of CROS.stable_cros_version if |
| # there is no entry in afe_stable_versions table. |
| if not versions: |
| versions = {DEFAULT: global_config.global_config.get_config_value( |
| 'CROS', 'stable_cros_version')} |
| return versions |
| |
| |
| def get(board=DEFAULT): |
| """Get stable version for the given board. |
| |
| @param board: Name of the board, default to value `DEFAULT`. |
| |
| @return: Stable version of the given board. If the given board is not listed |
| in afe_stable_versions table, DEFAULT will be used. |
| Return global_config value of CROS.stable_cros_version if |
| afe_stable_versions table does not have entry of board DEFAULT. |
| """ |
| try: |
| return models.StableVersion.objects.get(board=board).version |
| except django.core.exceptions.ObjectDoesNotExist: |
| if board == DEFAULT: |
| return global_config.global_config.get_config_value( |
| 'CROS', 'stable_cros_version') |
| else: |
| return get(board=DEFAULT) |
| |
| |
| def set(version, board=DEFAULT): |
| """Set stable version for the given board. |
| |
| @param version: The new value of stable version for given board. |
| @param board: Name of the board, default to value `DEFAULT`. |
| """ |
| |
| logging.warning("stable_version_utils::set: attmpted to set stable version. setting the stable version is not permitted") |
| return None |
| |
| |
| def delete(board): |
| """Delete stable version record for the given board. |
| |
| @param board: Name of the board. |
| """ |
| logging.warning("stable_version_utils::set: attmpted to delete stable version. deleting the stable version is not permitted") |
| return None |