That is correct, I guess I wasn't clear. Adding the user in Hue will take care of generating the user home in HDFS, but you will still need to drop to the shell to create the local user in linux. This will become cumbersome for larger clusters and is only realistic for small test clusters. Ideally you will want to use ldap to manage your users. Whether that means using an enterprise LDAP/AD or using a tool like freeIPA and its web UI combined with Kerberos. Together these will provide you with very secure authentication while also providing a GUI to create users which can be sync'd to Ranger.
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