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7 years ago
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# profile_tasks.py: an Ansible plugin for timing tasks
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# Copyright (C) 2014 Jharrod LaFon <jharrod.lafon@gmail.com>
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# https://github.com/jlafon/ansible-profile/
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# Included with permission
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# The MIT License (MIT)
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#
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# Copyright (c) 2014 Jharrod LaFon
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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from ansible.plugins.callback import CallbackBase
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import time
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class CallbackModule(CallbackBase):
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"""
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A plugin for timing tasks
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"""
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def __init__(self):
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self.stats = {}
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self.current = None
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def playbook_on_task_start(self, name, is_conditional):
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"""
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Logs the start of each task
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"""
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if self.current is not None:
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# Record the running time of the last executed task
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self.stats[self.current] = time.time() - self.stats[self.current]
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# Record the start time of the current task
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self.current = name
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self.stats[self.current] = time.time()
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called = False
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def playbook_on_stats(self, stats):
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"""
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Prints the timings
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"""
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if CallbackModule.called:
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return
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CallbackModule.called = True
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# Record the timing of the very last task
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if self.current is not None:
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self.stats[self.current] = time.time() - self.stats[self.current]
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# Sort the tasks by their running time
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results = sorted(self.stats.items(),
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key=lambda value: value[1], reverse=True)
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# Just keep the top 10
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results = results[:10]
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# Print the timings
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for name, elapsed in results:
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print("{0:-<70}{1:->9}".format(
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'{0} '.format(name),
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' {0:.02f}s'.format(elapsed)))
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