def test_eval_sla(self):
records = [{'type': 'agent', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 700}}},
{'type': 'agent', 'test': 'iperf_udp',
'stats': {'bandwidth': {'avg': 1000}}},
{'type': 'node', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 850}}}]
expr = 'stats.bandwidth.avg > 800'
sla_records = sla.eval_expr('[type == "agent"] >> (%s)' % expr,
records)
self.assertEqual([
sla.SLAItem(record=records[0], state=sla.STATE_FALSE,
expression=expr),
sla.SLAItem(record=records[1], state=sla.STATE_TRUE,
expression=expr)],
sla_records)
expr = 'stats.bandwidth.avg > 900'
sla_records = sla.eval_expr('[test == "iperf_udp", type == "node"] >> '
'(%s)' % expr, records)
self.assertEqual([
sla.SLAItem(record=records[1], state=sla.STATE_TRUE,
expression=expr),
sla.SLAItem(record=records[2], state=sla.STATE_FALSE,
expression=expr)],
sla_records)
def test_eval_sla_undefined_ref(self):
records = [{'type': 'agent', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 850}}}]
expr = 'stats.nonexistent.avg > 800'
sla_records = sla.eval_expr('[type == "agent"] >> (%s)' % expr,
records)
self.assertEqual([
sla.SLAItem(record=records[0],
state='Value "stats.nonexistent" is not found',
expression=expr)],
sla_records)
def test_verify_sla(self):
records = {0: {'id': 0, 'type': 'agent', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 700, 'min': 400}}},
1: {'id': 1, 'type': 'agent', 'test': 'iperf_udp',
'stats': {'bandwidth': {'avg': 1000, 'min': 800}}},
2: {'id': 2, 'type': 'agent', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 850, 'min': 600}}}}
tests = {
'iperf_tcp': {
'sla': [
'[type == "agent"] >> (stats.bandwidth.avg > 800)',
'[type == "agent"] >> (stats.bandwidth.min > 500)',
],
},
'iperf_udp': {
'sla': [
'[type == "agent"] >> (stats.bandwidth.avg > 900)',
],
}
}
sla_records = report.verify_sla(records, tests)
self.assertIn(sla.SLAItem(records[0], sla.STATE_FALSE,
'stats.bandwidth.avg > 800'), sla_records)
self.assertIn(sla.SLAItem(records[0], sla.STATE_FALSE,
'stats.bandwidth.min > 500'), sla_records)
self.assertIn(sla.SLAItem(records[1], sla.STATE_TRUE,
'stats.bandwidth.avg > 900'), sla_records)
self.assertIn(sla.SLAItem(records[2], sla.STATE_TRUE,
'stats.bandwidth.avg > 800'), sla_records)
self.assertIn(sla.SLAItem(records[2], sla.STATE_TRUE,
'stats.bandwidth.min > 500'), sla_records)
def test_verify_sla(self):
records = [{
'type': 'agent',
'test': 'iperf_tcp',
'stats': {
'bandwidth': {
'mean': 700,
'min': 400
}
}
}, {
'type': 'agent',
'test': 'iperf_udp',
'stats': {
'bandwidth': {
'mean': 1000,
'min': 800
}
}
}, {
'type': 'agent',
'test': 'iperf_tcp',
'stats': {
'bandwidth': {
'mean': 850,
'min': 600
}
}
}]
tests = {
'iperf_tcp': {
'sla': [
'[type == "agent"] >> (stats.bandwidth.mean > 800)',
'[type == "agent"] >> (stats.bandwidth.min > 500)',
],
},
'iperf_udp': {
'sla': [
'[type == "agent"] >> (stats.bandwidth.mean > 900)',
],
}
}
sla_records = report.verify_sla(records, tests)
self.assertIn(
sla.SLAItem(records[0], False, 'stats.bandwidth.mean > 800'),
sla_records)
self.assertIn(
sla.SLAItem(records[0], False, 'stats.bandwidth.min > 500'),
sla_records)
self.assertIn(
sla.SLAItem(records[1], True, 'stats.bandwidth.mean > 900'),
sla_records)
self.assertIn(
sla.SLAItem(records[2], True, 'stats.bandwidth.mean > 800'),
sla_records)
self.assertIn(
sla.SLAItem(records[2], True, 'stats.bandwidth.min > 500'),
sla_records)