Github user afine commented on a diff in the pull request: https://github.com/apache/zookeeper/pull/184#discussion_r114175213 --- Diff: src/java/main/org/apache/zookeeper/server/quorum/QuorumCnxManager.java --- @@ -438,9 +447,18 @@ synchronized private boolean connectOne(long sid, InetSocketAddress electionAddr Socket sock = null; try { LOG.debug("Opening channel to server " + sid); - sock = new Socket(); - setSockOpts(sock); - sock.connect(electionAddr, cnxTO); + if (self.isSslQuorum()) { + SSLSocket sslSock = x509Util.createSSLSocket(); + setSockOpts(sslSock); + sslSock.connect(electionAddr, cnxTO); + sslSock.startHandshake(); --- End diff -- So I believe in 3.4 we have a workaround for this for SASL https://github.com/apache/zookeeper/blob/branch-3.4/src/java/main/org/apache/zookeeper/server/quorum/QuorumCnxManager.java#L583 I agree that this is something we should document and we should fix the root cause elsewhere.
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