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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