107 lines
2.4 KiB
Python
Executable File
107 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python3
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"""
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=head1 NAME
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nova_services - report nova service status
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=head1 CONFIGURATION
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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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=head1 AUTHORS
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Copyright 2012 Mehdi Abaakouk <sileht@sileht.net>
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=head1 MAGIC MARKERS
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#%# capabilities=autoconf
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#%# family=auto
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=cut
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"""
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import sys
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try:
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from nova import context, db, flags, utils
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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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services = [
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'nova-compute',
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'nova-volume',
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'nova-scheduler',
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'nova-vncproxy',
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'nova-network',
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'nova-cert',
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'nova-console',
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'nova-consoleauth',
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]
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def print_config():
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print('graph_title Nova Services')
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print('graph_vlabel qty')
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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 Nova services - alive and active')
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for service in services:
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print('%s_alive.label %s alive' % (service, service))
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print('%s_alive.draw LINE2' % service)
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print('%s_alive.info seen in last 30 seconds' % service)
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print('%s_active.label %s active' % (service, service))
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print('%s_active.draw LINE2' % service)
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print('%s_active.info alive and enabled' % service)
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def get_status():
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global services
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alive = {}
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active = {}
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for k in services:
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alive[k] = 0
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active[k] = 0
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ctxt = context.get_admin_context()
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now = utils.utcnow()
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services = db.service_get_all(ctxt)
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for svc in services:
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delta = now - (svc['updated_at'] or svc['created_at'])
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if (delta.seconds <= 30):
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alive[svc['binary']] += 1
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if not svc['disabled']:
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active[svc['binary']] += 1
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return {'alive': alive, 'active': active}
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def print_values():
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status = get_status()
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for (state, value) in status['alive'].items():
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print("%s_alive.value %s" % (state, value))
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for (state, value) in status['active'].items():
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print("%s_active.value %s" % (state, value))
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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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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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