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feat(opentelemetry): add webserver tracing to default pipeline

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This commit is contained in:
Julius Unverfehrt 2024-01-31 09:09:13 +01:00
parent 88cfb2b1c1
commit 7093e01925
3 changed files with 6 additions and 5 deletions
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4
README.md
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@ -11,7 +11,7 @@
Shared library for the research team, containing code related to infrastructure and communication with other services.
Offers a simple interface for processing data and sending responses via AMQP, monitoring via Prometheus and storage
access via S3 or Azure.
access via S3 or Azure. Also export traces via OpenTelemetry for queue messages and webserver requests.
To start, see the [complete example](pyinfra/examples.py) which shows how to use all features of the service and can be
imported and used directly for default research service pipelines (data ID in message, download data from storage,
@ -66,7 +66,7 @@ configured
from environment variables, without additional work in the microservice app, although additional confiuration is
possible.
`TRACING_ENDPOINT` should typically be set
`TRACING__OPENTELEMETRY__ENDPOINT` should typically be set
to `http://otel-collector-opentelemetry-collector.otel-collector:4318/v1/traces`.
## Queue Manager

3
pyinfra/examples.py
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@ -5,7 +5,7 @@ from kn_utils.logging import logger
from pyinfra.config.loader import get_pyinfra_validators, validate_settings
from pyinfra.queue.callback import Callback
from pyinfra.queue.manager import QueueManager
from pyinfra.utils.opentelemetry import instrument_pika, setup_trace
from pyinfra.utils.opentelemetry import instrument_pika, setup_trace, instrument_app
from pyinfra.webserver.prometheus import (
add_prometheus_endpoint,
make_prometheus_processing_time_decorator_from_settings,
@ -45,6 +45,7 @@ def start_standard_queue_consumer(
logger.info(f"OpenTelemetry tracing enabled.")
setup_trace(settings)
instrument_pika()
instrument_app(app)
app = add_health_check_endpoint(app, queue_manager.is_ready)

4
pyinfra/utils/opentelemetry.py
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@ -69,5 +69,5 @@ def instrument_pika():
PikaInstrumentor().instrument()
def instrument_app(app: FastAPI):
FastAPIInstrumentor().instrument_app(app)
def instrument_app(app: FastAPI, excluded_urls: str = "/health,/ready,/prometheus"):
FastAPIInstrumentor().instrument_app(app, excluded_urls=excluded_urls)