* Zanzana: Setup GRPC authentication in client/server mode
* don't use grpcutils
* refactor
Co-authored-by: Karl Persson <kalle.persson@grafana.com>
* Add a namespace stub for in-proc mode
Co-authored-by: Karl Persson <kalle.persson@grafana.com>
* Read parameters from config
* authorize server requests
* add namespace to the tests context
* use stack id from config
* simplify authorize func
* properly format namespace
* return Unauthenticated if namespace is empty
* use insecure cred only in dev env
* check request namespace
* Use CallCredentials API for client auth
* provide config
* fail if stack id is missing
* improve error message
* use insecure connection by default
---------
Co-authored-by: Karl Persson <kalle.persson@grafana.com>