two version of R2R are here HEAD master

1 files changed, 145 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/opentelemetry/sdk/metrics/_internal/measurement_consumer.py b/.venv/lib/python3.12/site-packages/opentelemetry/sdk/metrics/_internal/measurement_consumer.py
new file mode 100644
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--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/opentelemetry/sdk/metrics/_internal/measurement_consumer.py
@@ -0,0 +1,145 @@
+# Copyright The OpenTelemetry Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# pylint: disable=unused-import
+
+from abc import ABC, abstractmethod
+from threading import Lock
+from time import time_ns
+from typing import Iterable, List, Mapping, Optional
+
+# This kind of import is needed to avoid Sphinx errors.
+import opentelemetry.sdk.metrics
+import opentelemetry.sdk.metrics._internal.instrument
+import opentelemetry.sdk.metrics._internal.sdk_configuration
+from opentelemetry.metrics._internal.instrument import CallbackOptions
+from opentelemetry.sdk.metrics._internal.exceptions import MetricsTimeoutError
+from opentelemetry.sdk.metrics._internal.measurement import Measurement
+from opentelemetry.sdk.metrics._internal.metric_reader_storage import (
+    MetricReaderStorage,
+)
+from opentelemetry.sdk.metrics._internal.point import Metric
+
+
+class MeasurementConsumer(ABC):
+    @abstractmethod
+    def consume_measurement(self, measurement: Measurement) -> None:
+        pass
+
+    @abstractmethod
+    def register_asynchronous_instrument(
+        self,
+        instrument: (
+            "opentelemetry.sdk.metrics._internal.instrument_Asynchronous"
+        ),
+    ):
+        pass
+
+    @abstractmethod
+    def collect(
+        self,
+        metric_reader: "opentelemetry.sdk.metrics.MetricReader",
+        timeout_millis: float = 10_000,
+    ) -> Optional[Iterable[Metric]]:
+        pass
+
+
+class SynchronousMeasurementConsumer(MeasurementConsumer):
+    def __init__(
+        self,
+        sdk_config: "opentelemetry.sdk.metrics._internal.SdkConfiguration",
+    ) -> None:
+        self._lock = Lock()
+        self._sdk_config = sdk_config
+        # should never be mutated
+        self._reader_storages: Mapping[
+            "opentelemetry.sdk.metrics.MetricReader", MetricReaderStorage
+        ] = {
+            reader: MetricReaderStorage(
+                sdk_config,
+                reader._instrument_class_temporality,
+                reader._instrument_class_aggregation,
+            )
+            for reader in sdk_config.metric_readers
+        }
+        self._async_instruments: List[
+            "opentelemetry.sdk.metrics._internal.instrument._Asynchronous"
+        ] = []
+
+    def consume_measurement(self, measurement: Measurement) -> None:
+        should_sample_exemplar = (
+            self._sdk_config.exemplar_filter.should_sample(
+                measurement.value,
+                measurement.time_unix_nano,
+                measurement.attributes,
+                measurement.context,
+            )
+        )
+        for reader_storage in self._reader_storages.values():
+            reader_storage.consume_measurement(
+                measurement, should_sample_exemplar
+            )
+
+    def register_asynchronous_instrument(
+        self,
+        instrument: (
+            "opentelemetry.sdk.metrics._internal.instrument._Asynchronous"
+        ),
+    ) -> None:
+        with self._lock:
+            self._async_instruments.append(instrument)
+
+    def collect(
+        self,
+        metric_reader: "opentelemetry.sdk.metrics.MetricReader",
+        timeout_millis: float = 10_000,
+    ) -> Optional[Iterable[Metric]]:
+        with self._lock:
+            metric_reader_storage = self._reader_storages[metric_reader]
+            # for now, just use the defaults
+            callback_options = CallbackOptions()
+            deadline_ns = time_ns() + (timeout_millis * 1e6)
+
+            default_timeout_ns = 10000 * 1e6
+
+            for async_instrument in self._async_instruments:
+                remaining_time = deadline_ns - time_ns()
+
+                if remaining_time < default_timeout_ns:
+                    callback_options = CallbackOptions(
+                        timeout_millis=remaining_time / 1e6
+                    )
+
+                measurements = async_instrument.callback(callback_options)
+                if time_ns() >= deadline_ns:
+                    raise MetricsTimeoutError(
+                        "Timed out while executing callback"
+                    )
+
+                for measurement in measurements:
+                    should_sample_exemplar = (
+                        self._sdk_config.exemplar_filter.should_sample(
+                            measurement.value,
+                            measurement.time_unix_nano,
+                            measurement.attributes,
+                            measurement.context,
+                        )
+                    )
+                    metric_reader_storage.consume_measurement(
+                        measurement, should_sample_exemplar
+                    )
+
+            result = self._reader_storages[metric_reader].collect()
+
+        return result