def test_to_timestamps_epoch(self):
self.assertEqual(
utils.to_datetime("1425652440"),
datetime.datetime(2015, 3, 6, 14, 34, tzinfo=iso8601.iso8601.UTC))
self.assertEqual(
utils.to_datetime("1425652440.4"),
datetime.datetime(2015,
3,
6,
14,
34,
0,
400000,
tzinfo=iso8601.iso8601.UTC))
self.assertEqual(
utils.to_datetime(1425652440),
datetime.datetime(2015, 3, 6, 14, 34, tzinfo=iso8601.iso8601.UTC))
self.assertEqual(
utils.to_datetime(utils.to_timestamp(1425652440.4)),
datetime.datetime(2015,
3,
6,
14,
34,
0,
400000,
tzinfo=iso8601.iso8601.UTC))
def _handle_binary_op(engine, table, op, nodes):
try:
field_name, value = list(nodes.items())[0]
except Exception:
raise indexer.QueryError()
if field_name == "lifespan":
attr = getattr(table, "ended_at") - getattr(table, "started_at")
value = utils.to_timespan(value)
if engine == "mysql":
# NOTE(jd) So subtracting 2 timestamps in MySQL result in some
# weird results based on string comparison. It's useless and it
# does not work at all with seconds or anything. Just skip it.
raise exceptions.NotImplementedError
else:
try:
attr = getattr(table, field_name)
except AttributeError:
raise indexer.QueryAttributeError(table, field_name)
if not hasattr(attr, "type"):
# This is not a column
raise indexer.QueryAttributeError(table, field_name)
# Convert value to the right type
if value is not None and isinstance(attr.type,
base.PreciseTimestamp):
value = utils.to_timestamp(value)
return op(attr, value)
def todo(metric):
for _ in six.moves.range(conf.batch_of_measures):
measures = [
storage.Measure(utils.to_timestamp(datetime.datetime.now()),
random.random())
for __ in six.moves.range(conf.measures_per_batch)]
s.add_measures(metric, measures)
def todo(metric):
for _ in six.moves.range(conf.batch_of_measures):
measures = [
storage.Measure(utils.to_timestamp(datetime.datetime.now()),
random.random())
for __ in six.moves.range(conf.measures_per_batch)
]
s.add_measures(metric, measures)
def MeasureSchema(m):
# NOTE(sileht): don't use voluptuous for performance reasons
try:
value = float(m['value'])
except Exception:
abort(400, "Invalid input for a value")
try:
timestamp = utils.to_timestamp(m['timestamp'])
except Exception:
abort(400, "Invalid input for a timestamp")
return storage.Measure(timestamp, value)
def to_measure(m):
# NOTE(sileht): we do the input validation
# during the iteration for not loop just for this
# and don't use voluptuous for performance reason
try:
value = float(m['value'])
except Exception:
abort(400, "Invalid input for a value")
try:
timestamp = utils.to_timestamp(m['timestamp'])
except Exception:
abort(400, "Invalid input for a timestamp")
return storage.Measure(timestamp, value)
def _list_split_keys_unbatched(self, metric, aggregations, version=3):
bucket = self._bucket_name
keys = {}
for aggregation in aggregations:
keys[aggregation] = set()
response = {}
while response.get('IsTruncated', True):
if 'NextContinuationToken' in response:
kwargs = {
'ContinuationToken': response['NextContinuationToken']
}
else:
kwargs = {}
response = self.s3.list_objects_v2(
Bucket=bucket,
Prefix=self._prefix(metric) + '%s_%s' % (
aggregation.method,
utils.timespan_total_seconds(
aggregation.granularity),
),
**kwargs)
# If response is empty then check that the metric exists
contents = response.get('Contents', ())
if not contents and not self._metric_exists_p(metric, version):
raise storage.MetricDoesNotExist(metric)
for f in contents:
try:
if (self._version_check(f['Key'], version)):
meta = f['Key'].split('_')
keys[aggregation].add(carbonara.SplitKey(
utils.to_timestamp(meta[2]),
sampling=aggregation.granularity))
except (ValueError, IndexError):
# Might be "none", or any other file. Be resilient.
continue
return keys
def _list_split_keys_unbatched(self, metric, aggregations, version=3):
bucket = self._bucket_name
keys = {}
for aggregation in aggregations:
keys[aggregation] = set()
response = {}
while response.get('IsTruncated', True):
if 'NextContinuationToken' in response:
kwargs = {
'ContinuationToken': response['NextContinuationToken']
}
else:
kwargs = {}
response = self.s3.list_objects_v2(
Bucket=bucket,
Prefix=self._prefix(metric) + '%s_%s' % (
aggregation.method,
utils.timespan_total_seconds(aggregation.granularity),
),
**kwargs)
# If response is empty then check that the metric exists
contents = response.get('Contents', ())
if not contents and not self._metric_exists_p(metric, version):
raise storage.MetricDoesNotExist(metric)
for f in contents:
try:
if (self._version_check(f['Key'], version)):
meta = f['Key'].split('_')
keys[aggregation].add(
carbonara.SplitKey(
utils.to_timestamp(meta[2]),
sampling=aggregation.granularity))
except (ValueError, IndexError):
# Might be "none", or any other file. Be resilient.
continue
return keys
def Timestamp(v):
if v is None:
return v
return utils.to_timestamp(v)
def test_add_and_get_cross_metric_measures(self):
metric2, __ = self._create_metric()
self.storage.add_measures(self.metric, [
storage.Measure(datetime.datetime(2014, 1, 1, 12, 0, 1), 69),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 7, 31), 42),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 9, 31), 4),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 12, 45), 44),
])
self.storage.add_measures(metric2, [
storage.Measure(datetime.datetime(2014, 1, 1, 12, 0, 5), 9),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 7, 41), 2),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 10, 31), 4),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 13, 10), 4),
])
self.storage.process_background_tasks(self.index, sync=True)
values = self.storage.get_cross_metric_measures([self.metric, metric2])
self.assertEqual([
(utils.datetime_utc(2014, 1, 1, 0, 0, 0), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
(utils.datetime_utc(2014, 1, 1, 12, 5, 0), 300.0, 12.5),
(utils.datetime_utc(2014, 1, 1, 12, 10, 0), 300.0, 24.0)
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
from_timestamp=utils.to_timestamp('2014-01-01 12:10:00'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 10, 0), 300.0, 24.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
to_timestamp=utils.to_timestamp('2014-01-01 12:05:00'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1, 0, 0, 0), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
to_timestamp=utils.to_timestamp('2014-01-01 12:10:10'),
from_timestamp=utils.to_timestamp('2014-01-01 12:10:10'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 10), 300.0, 24.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
from_timestamp=utils.to_timestamp('2014-01-01 12:00:00'),
to_timestamp=utils.to_timestamp('2014-01-01 12:00:01'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
from_timestamp=utils.to_timestamp('2014-01-01 12:00:00'),
to_timestamp=utils.to_timestamp('2014-01-01 12:00:01'),
granularity=300.0)
self.assertEqual([
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
], values)
def test_add_and_get_cross_metric_measures(self):
metric2, __ = self._create_metric()
self.storage.add_measures(self.metric, [
storage.Measure(datetime.datetime(2014, 1, 1, 12, 0, 1), 69),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 7, 31), 42),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 9, 31), 4),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 12, 45), 44),
])
self.storage.add_measures(metric2, [
storage.Measure(datetime.datetime(2014, 1, 1, 12, 0, 5), 9),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 7, 41), 2),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 10, 31), 4),
storage.Measure(datetime.datetime(2014, 1, 1, 12, 13, 10), 4),
])
self.trigger_processing(self.storage, self.index)
values = self.storage.get_cross_metric_measures([self.metric, metric2])
self.assertEqual(
[(utils.datetime_utc(2014, 1, 1, 0, 0, 0), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
(utils.datetime_utc(2014, 1, 1, 12, 5, 0), 300.0, 12.5),
(utils.datetime_utc(2014, 1, 1, 12, 10, 0), 300.0, 24.0)], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
from_timestamp=utils.to_timestamp('2014-01-01 12:10:00'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 10, 0), 300.0, 24.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
to_timestamp=utils.to_timestamp('2014-01-01 12:05:00'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1, 0, 0, 0), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
to_timestamp=utils.to_timestamp('2014-01-01 12:10:10'),
from_timestamp=utils.to_timestamp('2014-01-01 12:10:10'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 10), 300.0, 24.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
from_timestamp=utils.to_timestamp('2014-01-01 12:00:00'),
to_timestamp=utils.to_timestamp('2014-01-01 12:00:01'))
self.assertEqual([
(utils.datetime_utc(2014, 1, 1), 86400.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 3600.0, 22.25),
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
], values)
values = self.storage.get_cross_metric_measures(
[self.metric, metric2],
from_timestamp=utils.to_timestamp('2014-01-01 12:00:00'),
to_timestamp=utils.to_timestamp('2014-01-01 12:00:01'),
granularity=300.0)
self.assertEqual([
(utils.datetime_utc(2014, 1, 1, 12, 0, 0), 300.0, 39.0),
], values)