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From eribeiro <...@git.apache.org>
Subject [GitHub] zookeeper pull request #205: ZOOKEEPER-2736 Add a connection rate limiter
Date Fri, 24 Mar 2017 02:43:19 GMT
Github user eribeiro commented on a diff in the pull request:

    https://github.com/apache/zookeeper/pull/205#discussion_r107821391
  
    --- Diff: src/java/test/org/apache/zookeeper/test/MaxCnxnRateTest.java ---
    @@ -0,0 +1,124 @@
    +/**
    +* 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.zookeeper.test;
    +
    +import static org.junit.Assert.assertEquals;
    +
    +import java.util.ArrayList;
    +import java.util.concurrent.CountDownLatch;
    +import java.util.concurrent.TimeUnit;
    +import java.util.concurrent.atomic.AtomicInteger;
    +
    +import org.apache.zookeeper.common.TokenBucket;
    +import org.apache.zookeeper.server.ServerCnxnFactory;
    +import org.apache.zookeeper.server.quorum.QuorumPeerConfig;
    +import org.apache.zookeeper.test.MaxCnxnsTest.CnxnThread;
    +import org.junit.Test;
    +
    +public class MaxCnxnRateTest extends ClientBase {
    +
    +    private int maxClientCnxnRate = 1;
    +    private int maxClientCnxnBurst = 10;
    +    private String host;
    +    private int port;
    +    static CountDownLatch startLatch;
    +
    +    @Override
    +    public void startServer() throws Exception {
    +        LOG.info("STARTING server");
    +        maxCnxns = 1000;
    +        String split[] = hostPort.split(":");
    +        host = split[0];
    +        port = Integer.parseInt(split[1]);
    +        QuorumPeerConfig.setRateLimiterImpl(TokenBucket.class.getName());
    +        QuorumPeerConfig.setClientCnxnRate(maxClientCnxnRate);
    +        QuorumPeerConfig.setClientCnxnBurst(maxClientCnxnBurst);
    +        serverFactory = ServerCnxnFactory.createFactory(port, maxCnxns);
    +        startServer(serverFactory);
    +        startLatch = new CountDownLatch(1);
    +    }
    +
    +    static class LatchedCnxnThread extends CnxnThread {
    +
    +        public LatchedCnxnThread(int i, String host, int port, AtomicInteger connectionCounter)
{
    +            super(i, host, port, connectionCounter);
    +        }
    +
    +        @Override
    +        public void run() {
    +            try {
    +                startLatch.await();
    +                super.run();
    +
    --- End diff --
    
    Unnecessary blank line.


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