def test_translate_updowncounter_export_record(self, mock_time_ns):
mock_time_ns.configure_mock(**{"return_value": 1})
counter_export_record = ExportRecord(
UpDownCounter("c", "d", "e", int, self.meter),
[("g", "h")],
SumAggregator(),
self.resource,
)
counter_export_record.aggregator.checkpoint = 1
counter_export_record.aggregator.initial_checkpoint_timestamp = 1
counter_export_record.aggregator.last_update_timestamp = 1
expected = ExportMetricsServiceRequest(resource_metrics=[
ResourceMetrics(
resource=OTLPResource(attributes=[
KeyValue(key="a", value=AnyValue(int_value=1)),
KeyValue(key="b", value=AnyValue(bool_value=False)),
]),
instrumentation_library_metrics=[
InstrumentationLibraryMetrics(
instrumentation_library=InstrumentationLibrary(
name="name",
version="version",
),
metrics=[
OTLPMetric(
name="c",
description="d",
unit="e",
int_sum=IntSum(
data_points=[
IntDataPoint(
labels=[
StringKeyValue(key="g",
value="h")
],
value=1,
time_unix_nano=1,
start_time_unix_nano=1,
)
],
aggregation_temporality=(
AggregationTemporality.
AGGREGATION_TEMPORALITY_CUMULATIVE),
),
)
],
)
],
)
])
# pylint: disable=protected-access
actual = self.exporter._translate_data([counter_export_record])
self.assertEqual(expected, actual)
def test_translate_metrics(self, mock_time_ns):
# pylint: disable=no-member
mock_time_ns.configure_mock(**{"return_value": 1})
self.counter_metric_record.aggregator.checkpoint = 1
self.counter_metric_record.aggregator.initial_checkpoint_timestamp = 1
self.counter_metric_record.aggregator.last_update_timestamp = 1
expected = ExportMetricsServiceRequest(resource_metrics=[
ResourceMetrics(
resource=OTLPResource(attributes=[
KeyValue(key="a", value=AnyValue(int_value=1)),
KeyValue(key="b", value=AnyValue(bool_value=False)),
]),
instrumentation_library_metrics=[
InstrumentationLibraryMetrics(metrics=[
OTLPMetric(
name="c",
description="d",
unit="e",
int_sum=IntSum(
data_points=[
IntDataPoint(
labels=[
StringKeyValue(key="g", value="h")
],
value=1,
time_unix_nano=1,
start_time_unix_nano=1,
)
],
aggregation_temporality=(
AggregationTemporality.
AGGREGATION_TEMPORALITY_DELTA),
is_monotonic=True,
),
)
])
],
)
])
# pylint: disable=protected-access
actual = self.exporter._translate_data([self.counter_metric_record])
self.assertEqual(expected, actual)
def test_translate_metrics(self):
# pylint: disable=no-member
self.counter_metric_record.instrument.add(1, OrderedDict([("a", "b")]))
expected = ExportMetricsServiceRequest(resource_metrics=[
ResourceMetrics(
resource=OTLPResource(attributes=[
KeyValue(key="a", value=AnyValue(int_value=1)),
KeyValue(key="b", value=AnyValue(bool_value=False)),
]),
instrumentation_library_metrics=[
InstrumentationLibraryMetrics(metrics=[
OTLPMetric(
name="a",
description="b",
unit="c",
int_sum=IntSum(
data_points=[
IntDataPoint(
labels=[
StringKeyValue(key="a", value="b")
],
value=1,
)
],
aggregation_temporality=(
AggregationTemporality.
AGGREGATION_TEMPORALITY_DELTA),
is_monotonic=True,
),
)
])
],
)
])
# pylint: disable=protected-access
actual = self.exporter._translate_data([self.counter_metric_record])
self.assertEqual(expected, actual)
def _translate_data(
self, data: Sequence[MetricRecord]) -> ExportMetricsServiceRequest:
# pylint: disable=too-many-locals,no-member
# pylint: disable=attribute-defined-outside-init
sdk_resource_instrumentation_library_metrics = {}
# The criteria to decide how to translate data is based on this table
# taken directly from OpenTelemetry Proto v0.5.0:
# TODO: Update table after the decision on:
# https://github.com/open-telemetry/opentelemetry-specification/issues/731.
# By default, metrics recording using the OpenTelemetry API are exported as
# (the table does not include MeasurementValueType to avoid extra rows):
#
# Instrument Type
# ----------------------------------------------
# Counter Sum(aggregation_temporality=delta;is_monotonic=true)
# UpDownCounter Sum(aggregation_temporality=delta;is_monotonic=false)
# ValueRecorder TBD
# SumObserver Sum(aggregation_temporality=cumulative;is_monotonic=true)
# UpDownSumObserver Sum(aggregation_temporality=cumulative;is_monotonic=false)
# ValueObserver Gauge()
for sdk_metric in data:
if sdk_metric.resource not in (
sdk_resource_instrumentation_library_metrics.keys()):
sdk_resource_instrumentation_library_metrics[
sdk_metric.resource] = InstrumentationLibraryMetrics()
type_class = {
int: {
"sum": {
"class": IntSum,
"argument": "int_sum"
},
"gauge": {
"class": IntGauge,
"argument": "int_gauge"
},
"data_point_class": IntDataPoint,
},
float: {
"sum": {
"class": DoubleSum,
"argument": "double_sum"
},
"gauge": {
"class": DoubleGauge,
"argument": "double_gauge",
},
"data_point_class": DoubleDataPoint,
},
}
value_type = sdk_metric.instrument.value_type
sum_class = type_class[value_type]["sum"]["class"]
gauge_class = type_class[value_type]["gauge"]["class"]
data_point_class = type_class[value_type]["data_point_class"]
if isinstance(sdk_metric.instrument, Counter):
otlp_metric_data = sum_class(
data_points=_get_data_points(sdk_metric, data_point_class),
aggregation_temporality=(
AggregationTemporality.AGGREGATION_TEMPORALITY_DELTA),
is_monotonic=True,
)
argument = type_class[value_type]["sum"]["argument"]
elif isinstance(sdk_metric.instrument, UpDownCounter):
otlp_metric_data = sum_class(
data_points=_get_data_points(sdk_metric, data_point_class),
aggregation_temporality=(
AggregationTemporality.AGGREGATION_TEMPORALITY_DELTA),
is_monotonic=False,
)
argument = type_class[value_type]["sum"]["argument"]
elif isinstance(sdk_metric.instrument, (ValueRecorder)):
logger.warning("Skipping exporting of ValueRecorder metric")
continue
elif isinstance(sdk_metric.instrument, SumObserver):
otlp_metric_data = sum_class(
data_points=_get_data_points(sdk_metric, data_point_class),
aggregation_temporality=(
AggregationTemporality.
AGGREGATION_TEMPORALITY_CUMULATIVE),
is_monotonic=True,
)
argument = type_class[value_type]["sum"]["argument"]
elif isinstance(sdk_metric.instrument, UpDownSumObserver):
otlp_metric_data = sum_class(
data_points=_get_data_points(sdk_metric, data_point_class),
aggregation_temporality=(
AggregationTemporality.
AGGREGATION_TEMPORALITY_CUMULATIVE),
is_monotonic=False,
)
argument = type_class[value_type]["sum"]["argument"]
elif isinstance(sdk_metric.instrument, (ValueObserver)):
otlp_metric_data = gauge_class(
data_points=_get_data_points(sdk_metric, data_point_class))
argument = type_class[value_type]["gauge"]["argument"]
sdk_resource_instrumentation_library_metrics[
sdk_metric.resource].metrics.append(
OTLPMetric(
**{
"name": sdk_metric.instrument.name,
"description": sdk_metric.instrument.description,
"unit": sdk_metric.instrument.unit,
argument: otlp_metric_data,
}))
return ExportMetricsServiceRequest(resource_metrics=_get_resource_data(
sdk_resource_instrumentation_library_metrics,
ResourceMetrics,
"metrics",
))
