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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ZOOKEEPER-2280) NettyServerCnxnFactory doesn't honor maxClientCnxns param
Date Mon, 27 Mar 2017 18:22:41 GMT

    [ https://issues.apache.org/jira/browse/ZOOKEEPER-2280?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15943775#comment-15943775
] 

ASF GitHub Bot commented on ZOOKEEPER-2280:
-------------------------------------------

Github user eribeiro commented on a diff in the pull request:

    https://github.com/apache/zookeeper/pull/208#discussion_r108242887
  
    --- Diff: src/java/test/org/apache/zookeeper/server/NettyServerCnxnTest.java ---
    @@ -84,4 +98,78 @@ public void testSendCloseSession() throws Exception {
                 zk.close();
             }
         }
    +
    +    @Test(timeout = 30000)
    +    public void testMaxClientConnectionsReached() throws Exception {
    +        final int maxClientCnxns = 4;
    +        final int numClients = 10;
    +        createAndTestConnections(numClients, maxClientCnxns, maxClientCnxns);
    +    }
    +
    +    @Test(timeout = 30000)
    +    public void testMaxClientConnectionsDisabled() throws Exception {
    +        final int maxClientCnxns = 0; // disabled cnxns limit
    +        final int numClients = 10;
    +        createAndTestConnections(numClients, maxClientCnxns, numClients);
    +    }
    +
    +    private void createAndTestConnections(int numClients, int maxClientCnxns, int cnxnsAccepted)
throws Exception {
    +
    +        File tmpDir = ClientBase.createTmpDir();
    +        final int CLIENT_PORT = PortAssignment.unique();
    +
    +        ZooKeeperServer zks = new ZooKeeperServer(tmpDir, tmpDir, 3000);
    --- End diff --
    
    +1. :+1: 


> NettyServerCnxnFactory doesn't honor maxClientCnxns param
> ---------------------------------------------------------
>
>                 Key: ZOOKEEPER-2280
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2280
>             Project: ZooKeeper
>          Issue Type: Bug
>          Components: server
>    Affects Versions: 3.4.6, 3.5.0, 3.5.1
>            Reporter: Edward Ribeiro
>            Assignee: Edward Ribeiro
>             Fix For: 3.5.4, 3.6.0
>
>         Attachments: ZOOKEEPER-2280.2.patch, ZOOKEEPER-2280.patch
>
>
> Even though NettyServerCnxnFactory has maxClientCnxns (default to 60) it doesn't enforce
this limit in the code.



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