def periodic_tasks(self, level):
"""
periodic task to get usage from openstack and check warning
"""
LOG.debug("looping calling get usage from openstack for level %s...." % level)
for usage in self.request_usages(level):
metric_list = monitor.convert_usages_to_metric(usage, level)
utils.convert_mem_to_gb_for_monitor(metric_list)
if CONF.need_alarm:
LOG.debug(_("alarm for level %s."), level)
eventlet.spawn_n(self.check_alarm, level, usage)
eventlet.spawn_n(self.post_monitor, level, metric_list)
def test_convert_usages_to_metric(self):
usages = {
'local_gb': {
'platform': [
{
'instance_id': 'uuid1',
'host': 'host1',
'project_id': 'xx1',
'local_gb': 40
},
{
'instance_id': 'uuid2',
'host': 'host2',
'project_id': 'xx2',
'local_gb': 20
}
],
'platform_remainder': 964,
'platform_used': 60,
'platform_capacity': 1024
},
'servers': {
'platform': [
{
'instance_id': 'uuid1',
'host': 'host1',
'project_id': 'xx1',
'used': 1
},
{
'instance_id': 'uuid2',
'host': 'host2',
'project_id': 'xx2',
'used': 1
}
],
'platform_used': 2
}
}
result = monitor.convert_usages_to_metric(usages,
models.PLATFORM_LEVEL)
t = long(time.time() * 1000)
expected = [
{
'dimensions': 'Platform=NVSPlatform',
'sampleCount': 1,
'value': 964,
'aggregationDimensions': '',
'createTime': t,
'unit': 'Gigabytes',
'metricName': 'remain_local_gb'
},
{
'dimensions': 'Platform=NVSPlatform',
'sampleCount': 1,
'value': 60,
'aggregationDimensions': '',
'createTime': t,
'unit': 'Gigabytes',
'metricName': 'local_gb'
},
{
'dimensions': 'Platform=NVSPlatform',
'sampleCount': 1,
'value': 1024,
'aggregationDimensions': '',
'createTime': t,
'unit': 'Gigabytes',
'metricName': 'total_local_gb'
},
{
'dimensions': 'Platform=NVSPlatform',
'sampleCount': 1,
'value': 2,
'aggregationDimensions': '',
'createTime': t,
'unit': 'Count',
'metricName': 'servers'
}
]
self.assertEqual(expected, result)
