Kyoo/scanner/scanner/otel.py
2026-01-12 21:45:31 +01:00

81 lines
2.7 KiB
Python

import logging
from fastapi import FastAPI
from opentelemetry import trace, metrics, _logs
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.sdk.trace.export import BatchSpanProcessor
from opentelemetry.sdk.metrics import MeterProvider
from opentelemetry.sdk.metrics.export import PeriodicExportingMetricReader
from opentelemetry.sdk._logs import LoggerProvider
from opentelemetry.sdk._logs.export import BatchLogRecordProcessor
from opentelemetry.sdk.resources import Resource
from opentelemetry.instrumentation.aiohttp_client import AioHttpClientInstrumentor
from opentelemetry.instrumentation.asyncpg import AsyncPGInstrumentor
from opentelemetry.instrumentation.fastapi import FastAPIInstrumentor
logger = logging.getLogger(__name__)
def setup_otelproviders():
import os
if not (os.getenv("OTEL_EXPORTER_OTLP_ENDPOINT", "").strip()):
logger.info(
"OTEL_EXPORTER_OTLP_ENDPOINT not specified, skipping otel provider setup."
)
return
# choose exporters (grpc vs http) ...
if os.getenv("OTEL_EXPORTER_OTLP_PROTOCOL", "").lower().strip() == "grpc":
from opentelemetry.exporter.otlp.proto.grpc._log_exporter import OTLPLogExporter
from opentelemetry.exporter.otlp.proto.grpc.metric_exporter import (
OTLPMetricExporter,
)
from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import (
OTLPSpanExporter,
)
logger.info("Using gRPC libs for OpenTelemetry exporter.")
else:
from opentelemetry.exporter.otlp.proto.http._log_exporter import OTLPLogExporter
from opentelemetry.exporter.otlp.proto.http.metric_exporter import (
OTLPMetricExporter,
)
from opentelemetry.exporter.otlp.proto.http.trace_exporter import (
OTLPSpanExporter,
)
logger.info("Using HTTP libs for OpenTelemetry exporter.")
resource = Resource.create(
{"service.name": os.getenv("OTEL_SERVICE_NAME", "kyoo.scanner")}
)
# Traces
tracer_provider = TracerProvider(resource=resource)
tracer_provider.add_span_processor(BatchSpanProcessor(OTLPSpanExporter()))
trace.set_tracer_provider(tracer_provider)
# Metrics
meter_provider = MeterProvider(
resource=resource,
metric_readers=[PeriodicExportingMetricReader(OTLPMetricExporter())],
)
metrics.set_meter_provider(meter_provider)
# Logs — install logger provider + processor/exporter
logger_provider = LoggerProvider(resource=resource)
logger_provider.add_log_record_processor(BatchLogRecordProcessor(OTLPLogExporter()))
_logs.set_logger_provider(logger_provider)
def instrument(app: FastAPI):
FastAPIInstrumentor.instrument_app(
app,
http_capture_headers_server_request=[".*"],
http_capture_headers_server_response=[".*"],
excluded_urls="/health$,/ready$",
)
AioHttpClientInstrumentor().instrument()
AsyncPGInstrumentor().instrument()