87 lines
2.4 KiB
Python
Executable File
87 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Plugin to report service status
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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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except ImportError:
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succesful_import = False
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else:
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succesful_import = True
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services = ['nova-compute', 'nova-volume', 'nova-scheduler', 'nova-vncproxy', 'nova-network', 'nova-cert', 'nova-console', 'nova-consoleauth']
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def print_config():
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global services
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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 nova'
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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'].iteritems():
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print "%s_alive.value %s" % (state, value)
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for (state, value) in status['active'].iteritems():
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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 succesful_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 succesful_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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