75905790e5
- add devstack plugin - update openstack common - move unit tests to unit folder - update infrastructural files Change-Id: Id72006f70110dbd1762f42b582470ac5f3439f2a
93 lines
3.1 KiB
Python
93 lines
3.1 KiB
Python
# Copyright 2014
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# The Cloudscaling Group, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import threading
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from oslo_utils import timeutils
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from gceapi.api import operation_api
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from gceapi.i18n import _
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def init_operation(context, op_type, target_type, target_name, scope):
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if context.operation is not None:
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return
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operation = operation_api.API().construct_operation(
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context, op_type, target_type, target_name, scope)
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context.operation = operation
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return operation
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def save_operation(context, action_result):
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if context.operation is None or context.operation_start_time is None:
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return None
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return operation_api.API().save_operation(
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context,
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context.operation,
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context.operation_start_time,
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context.operation_get_progress_method,
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context.operation_item_id,
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action_result)
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def start_operation(context, get_progress_method=None, item_id=None):
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if context.operation is None or context.operation_start_time is not None:
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return
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context.operation_start_time = timeutils.isotime(None, True)
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context.operation_get_progress_method = get_progress_method
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context.operation_item_id = item_id
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def set_item_id(context, item_id, item_type):
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if (context.operation is None
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or context.operation_start_time is None
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or context.operation["target_type"] != item_type):
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return
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context.operation_item_id = item_id
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def continue_operation(context, func, timeout=5):
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threading.Timer(timeout, _continue_operation, [context, func]).start()
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def _continue_operation(context, func):
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operation = context.operation
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try:
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operation_result = func()
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if not is_final_progress(operation_result):
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continue_operation(context, func, timeout=2)
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except Exception as ex:
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operation_result = ex
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operation_api.API().update_operation(context, operation["id"],
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operation_result)
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def get_final_progress(with_error=False):
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progress = {"progress": 100}
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if with_error:
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progress["error_code"] = 500
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progress["error_message"] = _('Internal server error')
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progress["errors"] = [{
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"code": "UNKNOWN_OS_ERROR",
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"message": _("Operation finished with unknown error. "
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"See OpenStack logs.")
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}]
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return progress
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def is_final_progress(progress):
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return progress is not None and (progress.get("progress") == 100 or
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progress.get("error_code") is not None)
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