storage.md

Storage (10%)

kubernetes.io > Documentation > Reference > kubectl CLI > kubectl Cheat Sheet

kubernetes.io > Documentation > Tasks > Monitoring, Logging, and Debugging > Get a Shell to a Running Container

kubernetes.io > Documentation > Tasks > Access Applications in a Cluster > Configure Access to Multiple Clusters

kubernetes.io > Documentation > Tasks > Access Applications in a Cluster > Accessing Clusters using API

kubernetes.io > Documentation > Tasks > Access Applications in a Cluster > Use Port Forwarding to Access Applications in a Cluster

Create a role the will allow users to get, watch, and list pods and container logs

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# create a file named role.yml
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
  namespace: default
  name: pod-reader
rules:
- apiGroups: [""]
  resources: ["pods", "pods/log"]
  verbs: ["get", "watch", "list"]

# create the role
kubectl apply -f role.yml

# or imperatively 

kubectl -n default create role pod-reader --verb=get,watch,list --resource=pods,pods/logs

Create a role binding that binds to a role named pod-reader, applies to a user named dev

show

# create a file named role-binding.yml
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  name: pod-reader
  namespace: default
subjects:
- kind: User
  name: dev
  apiGroup: rbac.authorization.k8s.io
roleRef:
  kind: Role
  name: pod-reader
  apiGroup: rbac.authorization.k8s.io

# or imperatively

kubectl -n default create rolebinding pod-reader --role=pod-reader --user=dev

MORE CKA EXAM EXERCISES HERE