mirror of
https://github.com/ARM-software/workload-automation.git
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1e6763ee9b
In the process removed modules and boot_strap.py. Also Renamed extensions Plugins. Louie is now monkey patched rather than containing a modified version in external
105 lines
3.5 KiB
Python
105 lines
3.5 KiB
Python
# Copyright 2014-2015 ARM Limited
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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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#
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"""
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A workload is the unit of execution. It represents a set of activities are are performed
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and measured together, as well as the necessary setup and teardown procedures. A single
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execution of a workload produces one :class:`wlauto.core.result.WorkloadResult` that is populated with zero or more
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:class:`wlauto.core.result.WorkloadMetric`\ s and/or
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:class:`wlauto.core.result.Artifact`\s by the workload and active instrumentation.
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"""
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from wlauto.core.plugin import Plugin
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from wlauto.exceptions import WorkloadError
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class Workload(Plugin):
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"""
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This is the base class for the workloads executed by the framework.
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Each of the methods throwing NotImplementedError *must* be implemented
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by the derived classes.
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"""
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kind = "workload"
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supported_devices = []
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supported_platforms = []
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summary_metrics = []
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def __init__(self, device, **kwargs):
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"""
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Creates a new Workload.
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:param device: the Device on which the workload will be executed.
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"""
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super(Workload, self).__init__(**kwargs)
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if self.supported_devices and device.name not in self.supported_devices:
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raise WorkloadError('Workload {} does not support device {}'.format(self.name, device.name))
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if self.supported_platforms and device.os not in self.supported_platforms:
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raise WorkloadError('Workload {} does not support platform {}'.format(self.name, device.os))
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self.device = device
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def init_resources(self, context):
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"""
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This method may be used to perform early resource discovery and initialization. This is invoked
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during the initial loading stage and before the device is ready, so cannot be used for any
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device-dependent initialization. This method is invoked before the workload instance is
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validated.
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"""
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pass
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def initialize(self, context):
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"""
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This method should be used to perform once-per-run initialization of a workload instance, i.e.,
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unlike ``setup()`` it will not be invoked on each iteration.
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"""
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pass
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def setup(self, context):
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"""
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Perform the setup necessary to run the workload, such as copying the necessary files
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to the device, configuring the environments, etc.
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This is also the place to perform any on-device checks prior to attempting to execute
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the workload.
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"""
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pass
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def run(self, context):
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"""Execute the workload. This is the method that performs the actual "work" of the"""
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pass
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def update_result(self, context):
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"""
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Update the result within the specified execution context with the metrics
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form this workload iteration.
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"""
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pass
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def teardown(self, context):
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""" Perform any final clean up for the Workload. """
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pass
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def finalize(self, context):
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pass
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def __str__(self):
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return '<Workload {}>'.format(self.name)
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