titan_demo.clj

(defplan pull-config
  "Plan function to pull the node info into the session, under `:nodetool`"
  []
  (let [nv (exec-script ("nodetool" "info"))
        node-id (target-id)]
    (pallet.actions/assoc-settings
     :nodetool
     (return-value-expr
      [nv]
      (let [result (:out nv)]
        (assoc (parse-info result) :node-id node-id))))))