| ;; Licensed to the Apache Software Foundation (ASF) under one |
| ;; or more contributor license agreements. See the NOTICE file |
| ;; distributed with this work for additional information |
| ;; regarding copyright ownership. The ASF licenses this file |
| ;; to you under the Apache License, Version 2.0 (the |
| ;; "License"); you may not use this file except in compliance |
| ;; with the License. You may obtain a copy of the License at |
| ;; |
| ;; http://www.apache.org/licenses/LICENSE-2.0 |
| ;; |
| ;; Unless required by applicable law or agreed to in writing, software |
| ;; distributed under the License is distributed on an "AS IS" BASIS, |
| ;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ;; See the License for the specific language governing permissions and |
| ;; limitations under the License. |
| (ns backtype.storm.command.list |
| (:use [backtype.storm thrift log]) |
| (:import [backtype.storm.generated TopologySummary]) |
| (:gen-class)) |
| |
| (defn -main [] |
| (with-configured-nimbus-connection nimbus |
| (let [cluster-info (.getClusterInfo nimbus) |
| topologies (.get_topologies cluster-info) |
| msg-format "%-20s %-10s %-10s %-12s %-10s"] |
| (if (or (nil? topologies) (empty? topologies)) |
| (println "No topologies running.") |
| (do |
| (println (format msg-format "Topology_name" "Status" "Num_tasks" "Num_workers" "Uptime_secs")) |
| (println "-------------------------------------------------------------------") |
| (doseq [^TopologySummary topology topologies] |
| (let [topology-name (.get_name topology) |
| topology-status (.get_status topology) |
| topology-num-tasks (.get_num_tasks topology) |
| topology-num-workers (.get_num_workers topology) |
| topology-uptime-secs (.get_uptime_secs topology)] |
| (println (format msg-format topology-name topology-status topology-num-tasks |
| topology-num-workers topology-uptime-secs))))))))) |