asgi-prometheus -- Support Prometheus metrics for ASGI applications (Asyncio / Trio, / Curio)
- python >= 3.9
asgi-prometheus should be installed using pip:
pip install asgi-prometheus
Common ASGI applications:
from asgi_prometheus import PrometheusMiddleware
async def my_app(scope, receive, send):
"""Read session and get the current user data from it or from request query."""
await send({"type": "http.response.start", "status": status, "headers": headers})
await send({"type": "http.response.body", "body": b"Hello World!"})
app = PrometheusMiddleware(my_app, metrics_url="/metrics", group_paths=['/'])
# http GET / -> OK
# http GET /metrics -> [Prometheus metrics]As ASGI-Tools Internal middleware
from asgi_tools import App
from asgi_prometheus import PrometheusMiddleware
app = App()
app.middleware(PrometheusMiddleware.setup(group_paths=['/views', '/api']))
@app.route('/')
async def index(request):
return 'Hello World!'
# http GET / -> OK
# http GET /prometheus -> [Prometheus metrics (default URL)]from asgi_sessions import PrometheusMiddleware
app = PrometheusMiddleware(
# Your ASGI application
app,
# Metrics URL for Prometheus (set empty string to disable)
metrics_url='/prometheus',
# List of path's prefixes to group. A path which starts from the prefix will be grouped.
# For example: group_paths=['/api/users'], "/api/users/1", "/api/users/2" will be grouped into "/api/users*"
group_paths=[],
)If you have any suggestions, bug reports or annoyances please report them to the issue tracker at https://github.com/klen/asgi-prometheus/issues
Development of the project happens at: https://github.com/klen/asgi-prometheus
Licensed under a MIT license.
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