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Installing NiFi on an Upgraded HDP Cluster

If your HDP installation is an upgrade rather than a new installation, follow the instructions at Installing HDF Services on an Existing HDP Cluster.

You will also need to manually edit policies for the users who are going to log into Knox and for the Knox node itself to be authorized as a proxy. At a minimum, the Knox node should be added to the policy for proxying user requests. To do this, complete the steps in one of the following sections: