add logging spans to otl instrument

Author: Artur Shiriev

docs/introduction/configuration.md

@@ -73,7 +73,7 @@ Additional parameters:
 - `opentelemetry_namespace`
 - `opentelemetry_insecure`
 - `opentelemetry_instrumentors`
-- `opentelemetry_span_exporter`
+- `opentelemetry_log_traces`
 
 Additional parameters for Litestar and FastAPI:
 

lite_bootstrap/instruments/opentelemetry_instrument.py

@@ -7,14 +7,12 @@
 
 if typing.TYPE_CHECKING:
     from opentelemetry.instrumentation.instrumentor import BaseInstrumentor  # type: ignore[attr-defined]
-    from opentelemetry.sdk.trace.export import SpanExporter
-
 
 if import_checker.is_opentelemetry_installed:
     from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import OTLPSpanExporter
     from opentelemetry.sdk import resources
     from opentelemetry.sdk.trace import TracerProvider
-    from opentelemetry.sdk.trace.export import BatchSpanProcessor
+    from opentelemetry.sdk.trace.export import BatchSpanProcessor, ConsoleSpanExporter, SimpleSpanProcessor
     from opentelemetry.trace import set_tracer_provider
 
 
@@ -34,17 +32,20 @@ class OpentelemetryConfig(BaseConfig):
     opentelemetry_instrumentors: list[typing.Union[InstrumentorWithParams, "BaseInstrumentor"]] = dataclasses.field(
         default_factory=list
     )
-    opentelemetry_span_exporter: typing.Optional["SpanExporter"] = None
+    opentelemetry_log_traces: bool = False
 
 
 @dataclasses.dataclass(kw_only=True, slots=True, frozen=True)
 class OpenTelemetryInstrument(BaseInstrument):
     bootstrap_config: OpentelemetryConfig
-    not_ready_message = "opentelemetry_endpoint is empty"
+    not_ready_message = "opentelemetry_endpoint is empty and opentelemetry_log_traces is False"
     missing_dependency_message = "opentelemetry is not installed"
 
     def is_ready(self) -> bool:
-        return bool(self.bootstrap_config.opentelemetry_endpoint) and import_checker.is_opentelemetry_installed
+        return (
+            bool(self.bootstrap_config.opentelemetry_endpoint or self.bootstrap_config.opentelemetry_log_traces)
+            and import_checker.is_opentelemetry_installed
+        )
 
     @staticmethod
     def check_dependencies() -> bool:
@@ -63,15 +64,17 @@ def bootstrap(self) -> None:
             attributes={k: v for k, v in attributes.items() if v},
         )
         tracer_provider = TracerProvider(resource=resource)
-        tracer_provider.add_span_processor(
-            BatchSpanProcessor(
-                self.bootstrap_config.opentelemetry_span_exporter
-                or OTLPSpanExporter(
-                    endpoint=self.bootstrap_config.opentelemetry_endpoint,
-                    insecure=self.bootstrap_config.opentelemetry_insecure,
+        if self.bootstrap_config.opentelemetry_log_traces:
+            tracer_provider.add_span_processor(SimpleSpanProcessor(ConsoleSpanExporter()))
+        if self.bootstrap_config.opentelemetry_endpoint:
+            tracer_provider.add_span_processor(
+                BatchSpanProcessor(
+                    OTLPSpanExporter(
+                        endpoint=self.bootstrap_config.opentelemetry_endpoint,
+                        insecure=self.bootstrap_config.opentelemetry_insecure,
+                    ),
                 ),
-            ),
-        )
+            )
         for one_instrumentor in self.bootstrap_config.opentelemetry_instrumentors:
             if isinstance(one_instrumentor, InstrumentorWithParams):
                 one_instrumentor.instrumentor.instrument(

tests/instruments/test_logging_instrument.py

@@ -2,7 +2,6 @@
 from io import StringIO
 
 import structlog
-from opentelemetry.sdk.trace.export import ConsoleSpanExporter
 from opentelemetry.trace import get_tracer
 
 from lite_bootstrap.instruments.logging_instrument import LoggingConfig, LoggingInstrument, MemoryLoggerFactory
@@ -34,7 +33,7 @@ def test_logging_instrument_tracer_injection() -> None:
     opentelemetry_instrument = OpenTelemetryInstrument(
         bootstrap_config=OpentelemetryConfig(
             opentelemetry_endpoint="otl",
-            opentelemetry_span_exporter=ConsoleSpanExporter(),
+            opentelemetry_log_traces=True,
         )
     )
     try:

tests/instruments/test_opentelemetry_instrument.py

@@ -1,5 +1,3 @@
-from opentelemetry.sdk.trace.export import ConsoleSpanExporter
-
 from lite_bootstrap.instruments.opentelemetry_instrument import (
     InstrumentorWithParams,
     OpentelemetryConfig,
@@ -16,7 +14,7 @@ def test_opentelemetry_instrument() -> None:
                 InstrumentorWithParams(instrumentor=CustomInstrumentor(), additional_params={"key": "value"}),
                 CustomInstrumentor(),
             ],
-            opentelemetry_span_exporter=ConsoleSpanExporter(),
+            opentelemetry_log_traces=True,
         )
     )
     try:
@@ -29,7 +27,7 @@ def test_opentelemetry_instrument_empty_instruments() -> None:
     opentelemetry_instrument = OpenTelemetryInstrument(
         bootstrap_config=OpentelemetryConfig(
             opentelemetry_endpoint="otl",
-            opentelemetry_span_exporter=ConsoleSpanExporter(),
+            opentelemetry_log_traces=True,
         )
     )
     try:

tests/test_config.py

@@ -1,7 +1,5 @@
 import dataclasses
 
-from opentelemetry.sdk.trace.export import ConsoleSpanExporter
-
 from lite_bootstrap import FastAPIConfig
 from lite_bootstrap.instruments.base import BaseConfig
 from tests.conftest import CustomInstrumentor
@@ -17,8 +15,8 @@ def test_config_from_dict() -> None:
         "health_checks_path": "/custom-health/",
         "logging_buffer_capacity": 0,
         "opentelemetry_endpoint": "otl",
+        "opentelemetry_log_traces": True,
         "opentelemetry_instrumentors": [CustomInstrumentor()],
-        "opentelemetry_span_exporter": ConsoleSpanExporter(),
         "prometheus_metrics_path": "/custom-metrics/",
         "sentry_dsn": "https://testdsn@localhost/1",
         "swagger_offline_docs": True,
@@ -42,7 +40,7 @@ def test_config_from_object() -> None:
         logging_buffer_capacity=0,
         opentelemetry_endpoint="otl",
         opentelemetry_instrumentors=[CustomInstrumentor()],
-        opentelemetry_span_exporter=ConsoleSpanExporter(),
+        opentelemetry_log_traces=True,
         prometheus_metrics_path="/custom-metrics/",
         sentry_dsn="https://testdsn@localhost/1",
         swagger_offline_docs=True,

tests/test_fastapi_bootstrap.py

@@ -3,7 +3,6 @@
 import fastapi
 import pytest
 import structlog
-from opentelemetry.sdk.trace.export import ConsoleSpanExporter
 from starlette import status
 from starlette.testclient import TestClient
 
@@ -26,7 +25,7 @@ def fastapi_config() -> FastAPIConfig:
         logging_buffer_capacity=0,
         opentelemetry_endpoint="otl",
         opentelemetry_instrumentors=[CustomInstrumentor()],
-        opentelemetry_span_exporter=ConsoleSpanExporter(),
+        opentelemetry_log_traces=True,
         prometheus_metrics_path="/custom-metrics/",
         sentry_dsn="https://testdsn@localhost/1",
         swagger_offline_docs=True,

tests/test_faststream_bootstrap.py

@@ -6,7 +6,6 @@
 from faststream.redis import RedisBroker, TestRedisBroker
 from faststream.redis.opentelemetry import RedisTelemetryMiddleware
 from faststream.redis.prometheus import RedisPrometheusMiddleware
-from opentelemetry.sdk.trace.export import ConsoleSpanExporter
 from starlette import status
 from starlette.testclient import TestClient
 
@@ -30,7 +29,7 @@ def build_faststream_config(broker: BrokerUsecase[typing.Any, typing.Any] | None
         service_debug=False,
         opentelemetry_endpoint="otl",
         opentelemetry_instrumentors=[CustomInstrumentor()],
-        opentelemetry_span_exporter=ConsoleSpanExporter(),
+        opentelemetry_log_traces=True,
         opentelemetry_middleware_cls=RedisTelemetryMiddleware,
         prometheus_metrics_path="/custom-metrics/",
         prometheus_middleware_cls=RedisPrometheusMiddleware,

tests/test_free_bootstrap.py

@@ -1,6 +1,5 @@
 import pytest
 import structlog
-from opentelemetry.sdk.trace.export import ConsoleSpanExporter
 from structlog.typing import EventDict
 
 from lite_bootstrap import FreeBootstrapper, FreeBootstrapperConfig
@@ -16,7 +15,7 @@ def free_bootstrapper_config() -> FreeBootstrapperConfig:
         service_debug=False,
         opentelemetry_endpoint="otl",
         opentelemetry_instrumentors=[CustomInstrumentor()],
-        opentelemetry_span_exporter=ConsoleSpanExporter(),
+        opentelemetry_log_traces=True,
         sentry_dsn="https://testdsn@localhost/1",
         logging_buffer_capacity=0,
     )
@@ -37,7 +36,7 @@ def test_free_bootstrap_logging_not_ready(log_output: list[EventDict]) -> None:
             service_debug=True,
             opentelemetry_endpoint="otl",
             opentelemetry_instrumentors=[CustomInstrumentor()],
-            opentelemetry_span_exporter=ConsoleSpanExporter(),
+            opentelemetry_log_traces=True,
             sentry_dsn="https://testdsn@localhost/1",
             logging_buffer_capacity=0,
         ),

tests/test_litestar_bootstrap.py

@@ -2,7 +2,6 @@
 import structlog
 from litestar import status_codes
 from litestar.testing import TestClient
-from opentelemetry.sdk.trace.export import ConsoleSpanExporter
 
 from lite_bootstrap import LitestarBootstrapper, LitestarConfig
 from tests.conftest import CustomInstrumentor, emulate_package_missing
@@ -22,7 +21,7 @@ def litestar_config() -> LitestarConfig:
         health_checks_path="/custom-health/",
         opentelemetry_endpoint="otl",
         opentelemetry_instrumentors=[CustomInstrumentor()],
-        opentelemetry_span_exporter=ConsoleSpanExporter(),
+        opentelemetry_log_traces=True,
         prometheus_metrics_path="/custom-metrics/",
         sentry_dsn="https://testdsn@localhost/1",
         swagger_offline_docs=True,