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logging using opentelemetry #5

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31 changes: 28 additions & 3 deletions middleware/middleware/settings.py
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Original file line number Diff line number Diff line change
Expand Up @@ -139,14 +139,18 @@
"class": "logging.StreamHandler",
"formatter": "standard",
},
"otel": {
"class": "logging.StreamHandler", # OpenTelemetry logs
"formatter": "standard",
},
},
"root": {
"handlers": ["console"],
"handlers": ["console", "otel"],
"level": "DEBUG",
},
"loggers": {
"django": {
"handlers": ["console"],
"handlers": ["console", "otel"],
"level": "INFO",
"propagate": True,
},
Expand Down Expand Up @@ -186,7 +190,12 @@
from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import OTLPSpanExporter
from opentelemetry.sdk.resources import Resource
from opentelemetry import trace

from opentelemetry._logs import set_logger_provider
from opentelemetry.sdk._logs import LoggerProvider, LoggingHandler
from opentelemetry.sdk._logs.export import BatchLogRecordProcessor
from opentelemetry.exporter.otlp.proto.http._log_exporter import OTLPLogExporter
import logging
import atexit

OTLP_ENDPOINT = os.getenv("OTEL_EXPORTER_OTLP_ENDPOINT")
OLTP_API_KEY = os.getenv("OLTP_API_KEY")
Expand All @@ -203,3 +212,19 @@

# Apply OpenTelemetry Instrumentation
DjangoInstrumentor().instrument()

logger_provider = LoggerProvider(resource=resource)
set_logger_provider(logger_provider)

log_exporter = OTLPLogExporter(
endpoint=f"{OTLP_ENDPOINT}/v1/logs",
headers={"api-key": OLTP_API_KEY} if OLTP_API_KEY else None,
)
logger_provider.add_log_record_processor(BatchLogRecordProcessor(log_exporter))

otel_handler = LoggingHandler(logger_provider=logger_provider)
logging.getLogger().addHandler(otel_handler)

# Ensure OpenTelemetry flushes logs before the app exits
atexit.register(logger_provider.shutdown)
atexit.register(tracer_provider.shutdown)
2 changes: 2 additions & 0 deletions requirements.txt
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Expand Up @@ -10,3 +10,5 @@ opentelemetry-api==1.30.0
opentelemetry-sdk==1.30.0
opentelemetry-exporter-otlp==1.30.0
opentelemetry-instrumentation-django==0.51b0
opentelemetry-instrumentation-logging==0.51b0
opentelemetry-exporter-otlp-proto-grpc==1.30.0