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A Practical Guide to Kubernetes

Creating RoleBindings

Explore how to create RoleBindings in Kubernetes to assign users or groups the appropriate permissions within a namespace. This lesson helps you understand the scope of RoleBindings, how they differ from ClusterRoleBindings, and how to verify and manage these permissions effectively.

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Creating RoleBindings

RoleBindings bind a user (or a group, or a service Account) to a Role (or a ClusterRole). Since John wants more visibility to our cluster, we’ll create a RoleBinding that will allow them to view (almost) all the objects in the default namespace. That should be a good start of our quest to give John just the right amount of privileges.

Shell
kubectl create rolebinding jdoe \
    --clusterrole view \
    --user jdoe \
    --namespace default \
    --save-config
kubectl get rolebindings

We create a RoleBinding called jdoe. Since the ClusterRole view already provides what we need we ...