A Practical Guide to Kubernetes/

...

/

Combining RoleBindings with Namespaces

Combining RoleBindings with Namespaces

Learn to combine Role Bindings with namespaces and create a user-specific namespace.

We'll cover the following...

The solution

The new request demanding more freedom provides an excellent opportunity to combine namespaces with RoleBindings.

We can create a dev namespace and allow a selected group of users to do almost anything in it. This should give developers enough freedom within the dev namespace while avoiding the risks of negatively impacting the resources running in others.

Looking into the definition

Let’s look at the rb-dev.yml definition:

Press + to interact
apiVersion: v1
kind: Namespace
metadata:
  name: dev
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  name: dev
  namespace: dev
subjects:
- kind: User
  name: jdoe
  apiGroup: rbac.authorization.k8s.io
roleRef:
  kind: ClusterRole
  name: admin
  apiGroup: rbac.authorization.k8s.io

  • Lines 1–4: The first section defines the dev namespace.

  • Lines 8–20: The second section specifies the binding with the same name. Since ...

Access this course and 1400+ top-rated courses and projects.