70 lines
2.6 KiB
Python
70 lines
2.6 KiB
Python
# Copyright 2016: Mirantis Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from rally import consts
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from rally.task import hook
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@hook.configure(name="periodic")
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class PeriodicTrigger(hook.HookTrigger):
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"""Periodically triggers hook with specified range and step."""
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CONFIG_SCHEMA = {
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"type": "object",
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"$schema": consts.JSON_SCHEMA,
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"oneOf": [
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{
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"description": "Periodically triage hook based on elapsed time"
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" after start of workload.",
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"properties": {
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"unit": {"enum": ["time"]},
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"start": {"type": "integer", "minimum": 0},
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"end": {"type": "integer", "minimum": 1},
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"step": {"type": "integer", "minimum": 1},
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},
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"required": ["unit", "step"],
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"additionalProperties": False,
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},
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{
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"description": "Periodically triage hook based on iterations.",
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"properties": {
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"unit": {"enum": ["iteration"]},
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"start": {"type": "integer", "minimum": 1},
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"end": {"type": "integer", "minimum": 1},
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"step": {"type": "integer", "minimum": 1},
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},
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"required": ["unit", "step"],
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"additionalProperties": False,
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},
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]
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}
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def __init__(self, context, task, hook_cls):
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super(PeriodicTrigger, self).__init__(context, task, hook_cls)
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self.config.setdefault(
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"start", 0 if self.config["unit"] == "time" else 1)
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self.config.setdefault("end", float("Inf"))
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def get_listening_event(self):
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return self.config["unit"]
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def on_event(self, event_type, value=None):
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if not (event_type == self.get_listening_event()
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and self.config["start"] <= value <= self.config["end"]
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and (value - self.config["start"]) % self.config["step"] == 0):
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# do nothing
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return
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super(PeriodicTrigger, self).on_event(event_type, value)
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