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From eribeiro <...@git.apache.org>
Subject [GitHub] zookeeper pull request #208: ZOOKEEPER-2280: NettyServerCnxnFactory doesn't ...
Date Sat, 25 Mar 2017 04:29:58 GMT
Github user eribeiro commented on a diff in the pull request:

    https://github.com/apache/zookeeper/pull/208#discussion_r108027783
  
    --- Diff: src/java/main/org/apache/zookeeper/server/NettyServerCnxnFactory.java ---
    @@ -109,6 +110,20 @@ public void channelConnected(ChannelHandlerContext ctx,
                         zkServer, NettyServerCnxnFactory.this);
                 ctx.setAttachment(cnxn);
     
    +            InetAddress addr = ((InetSocketAddress)cnxn.channel.getRemoteAddress()).getAddress();
    +            Set<NettyServerCnxn> s = ipMap.get(addr);
    +            if (s != null) {
    +                synchronized (s) {
    +                    int cnxncount = s.size();
    +                    if (maxClientCnxns > 0 && cnxncount >= maxClientCnxns)
{
    +                        LOG.warn("Closed new connection from address {} ({} connections
established) - max is {}",
    +                                addr, cnxncount, maxClientCnxns);
    +                        cnxn.close();
    +                        ctx.getChannel().close().awaitUninterruptibly();
    --- End diff --
    
    TODO: double-check that this is the right order of closing cnxn and channel


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