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mitogen/tests/ansible/lib/callback/profile_tasks.py

82 lines
2.7 KiB
Python

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