A simple view to create a /readiness for Kubernetes probes. Example based on connectivity with DB. It can be customized.

views.py

# views.py
# Example inspired by: https://www.ianlewis.org/en/kubernetes-health-checks-django

def readiness(request):
    try:
        from django.db import connections
        for name in connections:
            cursor = connections[name].cursor()
            cursor.execute("SELECT 1;")
            row = cursor.fetchone()
            if row is None:
                return HttpResponseServerError("db: invalid response")
    except Exception as e:
        logger.exception(e)
        return HttpResponseServerError("db: cannot connect to database.")

    response = HttpResponse()
    response.status_code = 200
    response.write("OK")
    return response
    
# urls.py
from app.views import readiness
urlpatterns += [
   url(r'^readiness/$', readiness, name = 'readiness'),
]