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https://github.com/munin-monitoring/contrib.git
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f41b68619b
monit -> munin nova -> cloud (nova) powermta -> mail (powermta) redis -> search (redis) and system (redis)
76 lines
2.3 KiB
Python
Executable File
76 lines
2.3 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Plugin to monitor trending of launch/schedule times for last 5 successful instances
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#
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# To monitor a floating ips, link floating_ips to this file.
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# E.g.
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# ln -s /usr/share/munin/plugins/nova_instance_timing /etc/munin/plugins/
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#
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# Needs following minimal configuration in plugin-conf.d/nova:
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# [nova_*]
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# user nova
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#
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# Magic markers
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#%# capabilities=autoconf
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#%# family=auto
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import sys
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try:
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from nova import context
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from nova import db
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from nova import flags
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from nova import utils
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from nova.db.sqlalchemy.session import get_session
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except ImportError:
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successful_import = False
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else:
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successful_import = True
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def print_config():
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global states
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print 'graph_title Nova Launch Times'
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print 'graph_vlabel seconds'
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print 'graph_args --base 1000 --lower-limit 0'
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print 'graph_category cloud'
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print 'graph_scale no'
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print 'graph_info This the average time for the last 5 schedulings/launchings'
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print 'schedule.label schedule time'
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print 'schedule.draw LINE2'
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print 'schedule.info average time for last 5 instance to be scheduled'
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print 'launch.label launch time'
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print 'launch.draw LINE2'
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print 'launch.info average time for last 5 instance to be launched after scheduling'
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def get_status():
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connection = get_session().connection()
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row = connection.execute("select AVG(TIME_TO_SEC(TIMEDIFF(scheduled_at, created_at))) from instances where scheduled_at is not null order by scheduled_at desc limit 5;").fetchall()[0]
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schedule = row[0]
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row = connection.execute("select AVG(TIME_TO_SEC(TIMEDIFF(launched_at, scheduled_at))) from instances where launched_at is not null order by launched_at desc limit 5;").fetchall()[0]
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launch = row[0]
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return (schedule, launch)
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def print_values():
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schedule, launch = get_status()
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print "schedule.value %s" % schedule
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print "launch.value %s" % launch
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if __name__ == '__main__':
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if len(sys.argv) > 1:
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if sys.argv[1] == "config":
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print_config()
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elif sys.argv[1] == "autoconf":
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if not successful_import:
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print 'no (failed import nova module)'
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sys.exit(0)
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else:
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print 'yes'
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elif successful_import:
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utils.default_flagfile()
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flags.FLAGS(sys.argv)
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print_values()
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