| /** |
| * 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. |
| */ |
| package org.apache.pulsar.admin.cli; |
| |
| import com.beust.jcommander.Parameters; |
| import java.util.function.Supplier; |
| import lombok.Getter; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.pulsar.client.admin.PulsarAdmin; |
| import org.apache.pulsar.client.api.PulsarClientException; |
| |
| @Slf4j |
| @Parameters(commandDescription = "Operations to collect function-worker statistics") |
| public class CmdFunctionWorker extends CmdBase { |
| |
| /** |
| * Base command. |
| */ |
| @Getter |
| abstract class BaseCommand extends CliCommand { |
| @Override |
| void run() throws Exception { |
| processArguments(); |
| runCmd(); |
| } |
| |
| void processArguments() throws Exception { |
| } |
| |
| abstract void runCmd() throws Exception; |
| } |
| |
| @Parameters(commandDescription = "Dump all functions stats running on this broker") |
| class FunctionsStats extends BaseCommand { |
| |
| @Override |
| void runCmd() throws Exception { |
| print(getAdmin().worker().getFunctionsStats()); |
| } |
| } |
| |
| @Parameters(commandDescription = "Dump metrics for Monitoring") |
| class CmdMonitoringMetrics extends BaseCommand { |
| |
| @Override |
| void runCmd() throws Exception { |
| print(getAdmin().worker().getMetrics()); |
| } |
| } |
| |
| @Parameters(commandDescription = "Get all workers belonging to this cluster") |
| class GetCluster extends BaseCommand { |
| |
| @Override |
| void runCmd() throws Exception { |
| print(getAdmin().worker().getCluster()); |
| } |
| } |
| |
| @Parameters(commandDescription = "Get the leader of the worker cluster") |
| class GetClusterLeader extends BaseCommand { |
| |
| @Override |
| void runCmd() throws Exception { |
| print(getAdmin().worker().getClusterLeader()); |
| } |
| } |
| |
| @Parameters(commandDescription = "Get the assignments of the functions across the worker cluster") |
| class GetFunctionAssignments extends BaseCommand { |
| |
| |
| @Override |
| void runCmd() throws Exception { |
| print(getAdmin().worker().getAssignments()); |
| } |
| } |
| |
| @Parameters(commandDescription = "Triggers a rebalance of functions to workers") |
| class Rebalance extends BaseCommand { |
| |
| @Override |
| void runCmd() throws Exception { |
| getAdmin().worker().rebalance(); |
| print("Rebalance command sent successfully"); |
| } |
| } |
| |
| public CmdFunctionWorker(Supplier<PulsarAdmin> admin) throws PulsarClientException { |
| super("functions-worker", admin); |
| jcommander.addCommand("function-stats", new FunctionsStats()); |
| jcommander.addCommand("monitoring-metrics", new CmdMonitoringMetrics()); |
| jcommander.addCommand("get-cluster", new GetCluster()); |
| jcommander.addCommand("get-cluster-leader", new GetClusterLeader()); |
| jcommander.addCommand("get-function-assignments", new GetFunctionAssignments()); |
| jcommander.addCommand("rebalance", new Rebalance()); |
| } |
| |
| } |