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authentik/passbook/root/monitoring.py

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Python

"""Metrics view"""
from base64 import b64encode
from django.conf import settings
from django.http import Http404, HttpRequest, HttpResponse
from django.views import View
from django_prometheus.exports import ExportToDjangoView
class MetricsView(View):
"""Wrapper around ExportToDjangoView, using http-basic auth"""
def get(self, request: HttpRequest) -> HttpResponse:
"""Check for HTTP-Basic auth"""
auth_header = request.META.get("HTTP_AUTHORIZATION", "")
auth_type, _, credentials = auth_header.partition(" ")
credentials = f"monitor:{settings.SECRET_KEY}"
expected = b64encode(str.encode(credentials)).decode()
if auth_type != "Basic" or credentials != expected:
raise Http404
return ExportToDjangoView(request)