kubectl create ns redis
helm install redis --set global.storageClass=MY_STORAGE_CLASS bitnami/redis -n redis
export REDIS_PASSWORD=$(kubectl get secret --namespace redis redis -o jsonpath="{.data.redis-password}" | base64 --decode)
kubectl run --namespace redis redis-client --restart='Never' --env REDIS_PASSWORD=$REDIS_PASSWORD --image docker.io/bitnami/redis:6.2.5-debian-10-r63 --command -- sleep infinity
kubectl exec --tty -i redis-client --namespace redis -- bash
$ redis-cli -h redis-master -a $REDIS_PASSWORD
Warning: Using a password with '-a' or '-u' option on the command line interface may not be safe.
redis-master:6379> ping
PONG
redis-master:6379>