47 lines
1.8 KiB
Python
47 lines
1.8 KiB
Python
# Copyright 2014 Mirantis, 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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#
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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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from oslo_log import log
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from ironic_python_agent import errors
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from ironic_python_agent.extensions import base
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LOG = log.getLogger(__name__)
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def _validate_exts(ext, flow=None):
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for task in flow:
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for method in task:
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ext_name, cmd = ext.split_command(method)
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if ext_name not in ext.ext_mgr.names():
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raise errors.RequestedObjectNotFoundError('Extension',
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ext_name)
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ext_obj = ext.ext_mgr[ext_name].obj
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ext.check_cmd_presence(ext_obj, ext_name, cmd)
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class FlowExtension(base.BaseAgentExtension, base.ExecuteCommandMixin):
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@base.async_command('start_flow', _validate_exts)
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def start_flow(self, flow=None):
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for task in flow:
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for method, params in task.items():
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LOG.info("Executing method %s for now", method)
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result = self.execute_command(method, **params)
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result.join()
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LOG.info("%s method's execution is done", method)
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if result.command_status == base.AgentCommandStatus.FAILED:
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raise errors.CommandExecutionError(
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"%s was failed" % method
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)
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