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75 lines
2.3 KiB
Python
75 lines
2.3 KiB
Python
# -*- encoding: utf-8 -**
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from __future__ import absolute_import
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# Import system libs
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import sys
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import time
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import datetime
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# Import salt libs
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import salt.config
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import salt.client.raet
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try:
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opts = salt.config.master_config('/etc/salt/master')
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except OSError:
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print 'Could not open master config. Do you need to be root?'
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sys.exit(1)
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class SwarmController(object):
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'''
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A controlling class for instantiating and controlling worker procs
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'''
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def __init__(self, opts):
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self.opts = opts
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self.client = salt.client.raet.LocalClient(mopts=opts)
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self.total_complete = 0
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self.run_time = 90 # The number of seconds to run for
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self.reqs_sec = 5000 # The number of requests / second to shoot for
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self.granularity = 200 # Re-calibrate once for this many runs
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self.period_sleep = 0.01 # The number of seconds to initially sleep between pubs
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self.ramp_sleep = 0.001 # The number of seconds to ramp up up or down by per calibration
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self.start_time = None # The timestamp for the initiation of the test run
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def run(self):
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'''
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Run the sequence in a loop
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'''
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last_check = 0
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self.start_time = datetime.datetime.now()
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goal = self.reqs_sec * self.run_time
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while True:
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self.fire_it()
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last_check += 1
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if last_check > self.granularity:
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self.calibrate()
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last_check = 0
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if self.total_complete > goal:
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print 'Test complete'
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break
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def fire_it(self):
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'''
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Send the pub!
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'''
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self.client.pub('silver', 'test.ping')
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self.total_complete += 1
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def calibrate(self):
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'''
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Re-calibrate the speed
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'''
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elapsed_time = datetime.datetime.now() - self.start_time
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#remaining_time = self.run_time - elapsed_time
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#remaining_requests = (self.reqs_sec * self.run_time) - self.total_complete
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# Figure out what the reqs/sec has been up to this point and then adjust up or down
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runtime_reqs_sec = self.total_complete / elapsed_time.total_seconds()
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print 'Recalibrating. Current reqs/sec: {0}'.format(runtime_reqs_sec)
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return
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controller = SwarmController(opts)
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controller.run()
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