Thanks for reply zoo.cfg ----------- secureClientPort=2181 serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory initLimit=10 syncLimit=5 dataDir= data directory (not mentioning exact path here) tickTime=2000 autopurge.snapRetainCount=3 autopurge.purgeInterval=1 admin.enableServer=false standaloneEnabled=false jute.maxbuffer=2147483648 server.1=host1_priv:10288:10388 server.2=host2_priv:10288:10388 server.3=host3_priv:10288:10388 server.4=host4_priv:10288:10388 server.5=host5_priv:10288:10388 quorum.auth.enableSasl=true quorum.auth.learnerRequireSasl=true quorum.auth.serverRequireSasl=true quorum.auth.learner.loginContext=QuorumLearner quorum.auth.server.loginContext=QuorumServer quorum.cnxn.threads.size=10 ------------------------------------------------------------- java.env
export SERVER_JVMFLAGS="-Dzookeeper.serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory -Dzookeeper.ssl.keyStore.location=keystore.jks -Dzookeeper.ssl.keyStore.password=<passwword> -Dzookeeper.ssl.trustStore.location= keystore.jks -Dzookeeper.ssl.trustStore.password= <passwword> -Djava.security.auth.login.config=zookeeper-jaas.conf" export CLIENT_JVMFLAGS="-Dzookeeper.clientCnxnSocket=org.apache.zookeeper.ClientCnxnSocketNetty -Dzookeeper.client.secure=true -Dzookeeper.ssl.keyStore.location= keystore.jks -Dzookeeper.ssl.keyStore.password= <passwword> -Dzookeeper.ssl.trustStore.location=keystore.jks -Dzookeeper.ssl.trustStore.password= <passwword> -Dzookeeper.ssl.hostnameVerification=false" Thanks, --------------------- Kuldeep Singh Budania On Wed, Oct 14, 2020 at 4:12 PM Szalay-Bekő Máté <[email protected]> wrote: > These log messages indicate that a client (or an other ZooKeeper server) is > trying to connect without SSL to a ZooKeeper process that expects SSL. > I assume this will be a configuration issue then. > > Best regards, > Mate > > On Wed, Oct 14, 2020 at 12:30 PM kuldeep singh <[email protected]> > wrote: > > > Hi, > > > > more logs > > > > 2020-10-14 12:25:05,106 - ERROR > > > > > [nioEventLoopGroup-7-4:NettyServerCnxnFactory$CnxnChannelHandler$CertificateVerifier@257 > > ] > > - Unsuccessful handshake with session 0x0 > > > > 2020-10-14 12:25:05,107 - WARN > > [nioEventLoopGroup-7-4:NettyServerCnxnFactory$CnxnChannelHandler@138] - > > Exception caught > > > > io.netty.handler.codec.DecoderException: > > io.netty.handler.ssl.NotSslRecordException: not an SSL/TLS record: > > 737276720a > > > > at > > > > > io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:475) > > > > at > > > > > io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:283) > > > > at > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) > > > > at > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) > > > > at > > > > > io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) > > > > at > > > > > io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422) > > > > at > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) > > > > at > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) > > > > at > > > > > io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931) > > > > at > > > > > io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163) > > > > at > > > io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) > > > > at > > > > > io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) > > > > at > > > > > io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) > > > > at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) > > > > at > > > > > io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1044) > > > > at > > io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) > > > > at > > > > > io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) > > > > at java.lang.Thread.run(Thread.java:748) > > > > Caused by: io.netty.handler.ssl.NotSslRecordException: not an SSL/TLS > > record: 737276720a > > > > at > > io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1203) > > > > at io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1271) > > > > at > > > > > io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:505) > > > > at > > > > > io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:444) > > > > ... 17 more > > > > Thanks, > > --------------------- > > Kuldeep Singh Budania > > Software Architect > > > > > > > > On Wed, Oct 14, 2020 at 3:51 PM kuldeep singh <[email protected] > > > > wrote: > > > > > Hi, > > > > > > > > > below error is coming on zookeeper logs on SSL. > > > > > > 2020-10-14 12:18:27,410 - WARN > > [nioEventLoopGroup-4-16:NettyServerCnxn@540] > > > - Closing connection to /127.0.0.1:49470 > > > java.io.IOException: Len error 369296128 > > > at > > > > > > org.apache.zookeeper.server.NettyServerCnxn.receiveMessage(NettyServerCnxn.java:533) > > > at > > > > > > org.apache.zookeeper.server.NettyServerCnxn.processMessage(NettyServerCnxn.java:360) > > > at > > > > > > org.apache.zookeeper.server.NettyServerCnxnFactory$CnxnChannelHandler.channelRead(NettyServerCnxnFactory.java:184) > > > at > > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) > > > at > > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) > > > at > > > > > > io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) > > > at > > > > > > io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422) > > > at > > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) > > > at > > > > > > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) > > > at > > > > > > io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931) > > > at > > > > > > io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163) > > > at > > > > > > io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) > > > at > > > > > > io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) > > > at > > > > > > io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) > > > at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) > > > at > > > > > > io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1044) > > > at > > > > io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) > > > at > > > > > > io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) > > > at java.lang.Thread.run(Thread.java:748) > > > > > > Thanks, > > > --------------------- > > > Kuldeep Singh Budania > > > > > > > > > > > > On Thu, Oct 8, 2020 at 6:33 PM Szalay-Bekő Máté < > > > [email protected]> wrote: > > > > > >> Sounds like a bug or a configuration issue... > > >> can you share the configs (before and after the scale-up) and the > logs? > > >> also: does the truststores recognise all the keys used on all the 5 > > >> nodes? (e.g. the truststores on the old nodes accept the new keys?) > > >> > > >> Best Regards, > > >> Mate > > >> > > >> On Thu, Oct 8, 2020 at 2:31 PM kuldeep singh < > [email protected] > > > > > >> wrote: > > >> > > > >> > Hi, > > >> > > > >> > Yes, My client and server both are using certificate and have added > in > > >> ZK > > >> > and client as well. > > >> > > > >> > Thanks, > > >> > --------------------- > > >> > Kuldeep Singh Budania > > >> > > > >> > > > >> > > > >> > On Thu, Oct 8, 2020 at 5:56 PM Enrico Olivelli <[email protected] > > > > >> wrote: > > >> > > > >> > > Il giorno gio 8 ott 2020 alle ore 14:17 kuldeep singh < > > >> > > [email protected]> ha scritto: > > >> > > > > >> > > > Hi Team, > > >> > > > > > >> > > > I am facing one issue in SSL communication between client and > > >> zookeeper > > >> > > > server. > > >> > > > > > >> > > > ZK 3.5.6 version > > >> > > > > > >> > > > 1. Mi on 3 node > > >> > > > 2. Applying SSL and 3 nodes cluster is working fine > > >> > > > 3. Scaled my cluster with 2 nodes and now my cluster have 5 > nodes > > >> over > > >> > > SSL > > >> > > > > > >> > > > but after scaling my SSL is not working between client and ZK > > >> server and > > >> > > > even not able to login using zkCli as well. > > >> > > > > > >> > > > Can someone provide the details please why it is happening? > > >> > > > > > >> > > > > >> > > Is your client configured to use SSL ? > > >> > > > > >> > > Enrico > > >> > > > > >> > > > > >> > > > > >> > > > > > >> > > > Thanks, > > >> > > > --------------------- > > >> > > > Kuldeep Singh Budania > > >> > > > Software Architect > > >> > > > > > >> > > > > > >> > > > > > >> > > > On Mon, Jul 13, 2020 at 2:19 PM Enrico Olivelli - Diennea > > >> > > > <[email protected]> wrote: > > >> > > > > > >> > > > > It looks like we ported it to 3.5. > > >> > > > > > > >> > > > > See the subtask > > >> > > > > https://issues.apache.org/jira/browse/ZOOKEEPER-2792 > > >> > > > > > > >> > > > > Enrico > > >> > > > > > > >> > > > > Il giorno 13/07/20, 10:37 "kuldeep singh" < > > >> [email protected]> > > >> > > > ha > > >> > > > > scritto: > > >> > > > > > > >> > > > > Hi Team, > > >> > > > > > > >> > > > > I appreciate it if I will get a response as soon as > > possible, > > >> as I > > >> > > am > > >> > > > > stuck > > >> > > > > at this point. > > >> > > > > > > >> > > > > Thanks, > > >> > > > > --------------------- > > >> > > > > Kuldeep Singh Budania > > >> > > > > > > >> > > > > > > >> > > > > > > >> > > > > On Mon, Jul 13, 2020 at 11:10 AM kuldeep singh < > > >> > > > > [email protected]> > > >> > > > > wrote: > > >> > > > > > > >> > > > > > Hi Team, > > >> > > > > > > > >> > > > > > Server to Server communication is not supported in 3.5.6 > > >> version > > >> > > > as > > >> > > > > per > > >> > > > > > below JIRA issue? > > >> > > > > > > > >> > > > > > https://issues.apache.org/jira/browse/ZOOKEEPER-2639 > > >> > > > > > > > >> > > > > > Thanks, > > >> > > > > > --------------------- > > >> > > > > > Kuldeep Singh Budania > > >> > > > > > > > >> > > > > > > > >> > > > > > > > >> > > > > > On Thu, Jul 2, 2020 at 4:24 PM kuldeep singh < > > >> > > > > [email protected]> > > >> > > > > > wrote: > > >> > > > > > > > >> > > > > >> Thanks for the reply. > > >> > > > > >> > > >> > > > > >> Now my ZKCli cmd is working fine as we use some our > > >> customized > > >> > > > > >> authentication and we resolve the issue. > > >> > > > > >> > > >> > > > > >> Now I am going to implement Server to Server > > communication. > > >> > > > > >> > > >> > > > > >> Thanks, > > >> > > > > >> --------------------- > > >> > > > > >> Kuldeep Singh Budania > > >> > > > > >> > > >> > > > > >> > > >> > > > > >> > > >> > > > > >> On Thu, Jul 2, 2020 at 3:53 PM Szalay-Bekő Máté < > > >> > > > > >> [email protected]> wrote: > > >> > > > > >> > > >> > > > > >>> I think SSL is working for you already... If you > managed > > >> to > > >> > > start > > >> > > > > the > > >> > > > > >>> zkCli.sh and be able to connect to ZooKeeper on the > > >> secure port > > >> > > > > and issue > > >> > > > > >>> any kind of command (like: " ls / "), then the wire > > >> encryption > > >> > > is > > >> > > > > working > > >> > > > > >>> and your server/client communication is secured by > > >> ZooKeeper. > > >> > > > > >>> > > >> > > > > >>> Why you want to run the following command? > > >> > > > > >>> addauth ztpasswd zooadmin:<password> > > >> > > > > >>> > > >> > > > > >>> Do you also want to configure a superDigest user in > > >> ZooKeeper? > > >> > > > > Please > > >> > > > > >>> note > > >> > > > > >>> that this command is independent from SSL. If you need > > to > > >> > > create > > >> > > > a > > >> > > > > >>> username-password pair for digest authentication then > > >> please > > >> > > use > > >> > > > > the > > >> > > > > >>> command in the following way: > > >> > > > > >>> addauth digest zooadmin:yourSuperSecretPassword > > >> > > > > >>> > > >> > > > > >>> Kind regards, > > >> > > > > >>> Mate > > >> > > > > >>> > > >> > > > > >>> On Thu, Jul 2, 2020 at 6:59 AM kuldeep singh < > > >> > > > > [email protected]> > > >> > > > > >>> wrote: > > >> > > > > >>> > > >> > > > > >>> > 1. sh zkCli.sh --config /etc/zookeeper -server > > >> localhost:2281 > > >> > > > > >>> > > > >> > > > > >>> > 2. addauth ztpasswd zooadmin:<password> > > >> > > > > >>> > > > >> > > > > >>> > > > >> > > > > >>> > Thanks, > > >> > > > > >>> > --------------------- > > >> > > > > >>> > Kuldeep Singh Budania > > >> > > > > >>> > > > >> > > > > >>> > > > >> > > > > >>> > > > >> > > > > >>> > On Thu, Jul 2, 2020 at 9:56 AM kuldeep singh < > > >> > > > > >>> [email protected]> > > >> > > > > >>> > wrote: > > >> > > > > >>> > > > >> > > > > >>> > > Hi Team, > > >> > > > > >>> > > > > >> > > > > >>> > > Any update on this? > > >> > > > > >>> > > > > >> > > > > >>> > > Thanks, > > >> > > > > >>> > > --------------------- > > >> > > > > >>> > > Kuldeep Singh Budania > > >> > > > > >>> > > > > >> > > > > >>> > > > > >> > > > > >>> > > > > >> > > > > >>> > > On Wed, Jul 1, 2020 at 6:43 PM kuldeep singh < > > >> > > > > >>> [email protected]> > > >> > > > > >>> > > wrote: > > >> > > > > >>> > > > > >> > > > > >>> > >> Sorry this is my bad, there were server setting > > like > > >> below > > >> > > > > >>> > >> > > >> > > > > >>> > >> export SERVER_JVMFLAGS=" > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > > >> > > > > > > >> -Dzookeeper.ssl.keyStore.location=/root/zookeeper/ssl/testKeyStore.jks > > >> > > > > >>> > >> -Dzookeeper.ssl.keyStore.password=testpass > > >> > > > > >>> > >> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.ssl.trustStore.location=/root/zookeeper/ssl/testTrustStore.jks > > >> > > > > >>> > >> -Dzookeeper.ssl.trustStore.password=testpass" > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > >> export CLIENT_JVMFLAGS=" > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > > >> > > > > > > >> > -Dzookeeper.clientCnxnSocket=org.apache.zookeeper.ClientCnxnSocketNetty > > >> > > > > >>> > >> -Dzookeeper.client.secure=true > > >> > > > > >>> > >> > > >> > > > > >>> > > >> > > > > > > >> -Dzookeeper.ssl.keyStore.location=/root/zookeeper/ssl/testKeyStore.jks > > >> > > > > >>> > >> -Dzookeeper.ssl.keyStore.password=testpass > > >> > > > > >>> > >> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.ssl.trustStore.location=/root/zookeeper/ssl/testTrustStore.jks > > >> > > > > >>> > >> -Dzookeeper.ssl.trustStore.password=testpass" > > >> > > > > >>> > >> > > >> > > > > >>> > >> I want to have SSL between client to server > > >> communication > > >> > > > > >>> > >> > > >> > > > > >>> > >> I am already following the same link which you > have > > >> shared > > >> > > > > with me > > >> > > > > >>> but > > >> > > > > >>> > >> that is not working. > > >> > > > > >>> > >> > > >> > > > > >>> > >> Zoo.cfg > > >> > > > > >>> > >> > > >> > > > > >>> > >> secureClientPort=2281 > > >> > > > > >>> > >> initLimit=10 > > >> > > > > >>> > >> syncLimit=5 > > >> > > > > >>> > >> dataDir=/var/lib/zookeeper/data > > >> > > > > >>> > >> tickTime=2000 > > >> > > > > >>> > >> autopurge.snapRetainCount=3 > > >> > > > > >>> > >> autopurge.purgeInterval=1 > > >> > > > > >>> > >> admin.enableServer=false > > >> > > > > >>> > >> standaloneEnabled=false > > >> > > > > >>> > >> jute.maxbuffer=2147483648 > > >> > > > > >>> > >> > > >> > > > > > > >> serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory > > >> > > > > >>> > >> server.1=host1_priv:10288:10388 > > >> > > > > >>> > >> server.2=host2_priv:10288:10388 > > >> > > > > >>> > >> server.3=host3_priv:10288:10388 > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > >> command to connect using zkcli > > >> > > > > >>> > >> > > >> > > > > >>> > >> 1. zkcli zoo.cfg localhost:2281 > > >> > > > > >>> > >> 2. addauth ztpasswd usernaem:password > > >> > > > > >>> > >> > > >> > > > > >>> > >> after second step we are getting below error > > >> > > > > >>> > >> > > >> > > > > >>> > >> WatchedEvent state:AuthFailed type:None path:null > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > >> Zookeeper logs :- *2020-07-01 07:38:09,342 - WARN > > >> > > > > >>> > >> [nioEventLoopGroup-4-2:ZooKeeperServer@1119] - > No > > >> > > > > authentication > > >> > > > > >>> > provider > > >> > > > > >>> > >> for scheme: ztpasswd has x509 ip digest* > > >> > > > > >>> > >> > > >> > > > > >>> > >> Thanks, > > >> > > > > >>> > >> --------------------- > > >> > > > > >>> > >> Kuldeep Singh Budania > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > >> > > >> > > > > >>> > >> On Wed, Jul 1, 2020 at 6:25 PM Szalay-Bekő Máté < > > >> > > > > >>> > >> [email protected]> wrote: > > >> > > > > >>> > >> > > >> > > > > >>> > >>> > No authentication provider for scheme: > ztpasswd > > >> has > > >> > > x509 > > >> > > > > ip > > >> > > > > >>> digest* > > >> > > > > >>> > >>> > > >> > > > > >>> > >>> This suggest you have some configuration > error... > > >> Where > > >> > > did > > >> > > > > you > > >> > > > > >>> use the > > >> > > > > >>> > >>> "ztpasswd" string in your configs / commands? > > >> > > > > >>> > >>> > > >> > > > > >>> > >>> On Wed, Jul 1, 2020 at 2:53 PM Szalay-Bekő Máté > < > > >> > > > > >>> > >>> [email protected]> > > >> > > > > >>> > >>> wrote: > > >> > > > > >>> > >>> > > >> > > > > >>> > >>> > > My ZK server is up and running in secure > mode > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > What is your goal? You want to setup > > >> client-server SSL > > >> > > > > >>> connection? > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > see: > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > https://cwiki.apache.org/confluence/display/ZOOKEEPER/ZooKeeper+SSL+User+Guide > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > (or you want to have both SSL and SASL > enabled?) > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > Anyway, please remove the following line from > > the > > >> > > > > >>> SERVER_JVMFLAGS: > > >> > > > > >>> > >>> > > > >> > > > > >>> > > > >> > > > > > > >> > -Dzookeeper.clientCnxnSocket=org.apache.zookeeper.ClientCnxnSocketNetty > > >> > > > > >>> > >>> > This is a configuration that makes sense only > > for > > >> the > > >> > > > > ZooKeeper > > >> > > > > >>> > client, > > >> > > > > >>> > >>> > not for the server. For the server, use the > > >> following: > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > If it doesn't solve the issue, then can you > > >> please send > > >> > > > > your > > >> > > > > >>> zoo.cfg > > >> > > > > >>> > >>> file? > > >> > > > > >>> > >>> > Also can you please send the zkCli command you > > >> execute? > > >> > > > > (you > > >> > > > > >>> need to > > >> > > > > >>> > >>> > connect to the secure ZooKeeper port, unless > > >> > > > > portUnification is > > >> > > > > >>> > >>> enabled) > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > Kind regards, > > >> > > > > >>> > >>> > Mate > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > On Wed, Jul 1, 2020 at 9:48 AM kuldeep singh < > > >> > > > > >>> > >>> [email protected]> > > >> > > > > >>> > >>> > wrote: > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> >> Hi, > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> we have done below changes in java.env file > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> export SERVER_JVMFLAGS=" > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> > -Dzookeeper.clientCnxnSocket=org.apache.zookeeper.ClientCnxnSocketNetty > > >> > > > > >>> > >>> >> > > >> > > > > >>> > > > >> > > > > > > >> -Dzookeeper.ssl.keyStore.location=/root/zookeeper/ssl/testKeyStore.jks > > >> > > > > >>> > >>> >> -Dzookeeper.ssl.keyStore.password=testpass > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.ssl.trustStore.location=/root/zookeeper/ssl/testTrustStore.jks > > >> > > > > >>> > >>> >> -Dzookeeper.ssl.trustStore.password=testpass" > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> export CLIENT_JVMFLAGS=" > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> > -Dzookeeper.clientCnxnSocket=org.apache.zookeeper.ClientCnxnSocketNetty > > >> > > > > >>> > >>> >> -Dzookeeper.client.secure=true > > >> > > > > >>> > >>> >> > > >> > > > > >>> > > > >> > > > > > > >> -Dzookeeper.ssl.keyStore.location=/root/zookeeper/ssl/testKeyStore.jks > > >> > > > > >>> > >>> >> -Dzookeeper.ssl.keyStore.password=testpass > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.ssl.trustStore.location=/root/zookeeper/ssl/testTrustStore.jks > > >> > > > > >>> > >>> >> -Dzookeeper.ssl.trustStore.password=testpass" > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> I have started the ZK server and it is up > > >> without any > > >> > > > > issue. > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> But now when I login to ZkCli then it gives > the > > >> below > > >> > > > > error. > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> WatchedEvent state:AuthFailed type:None > > path:null > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> Zookeeper logs :- *2020-07-01 07:38:09,342 - > > WARN > > >> > > > > >>> > >>> >> [nioEventLoopGroup-4-2:ZooKeeperServer@1119] > - > > >> No > > >> > > > > >>> authentication > > >> > > > > >>> > >>> provider > > >> > > > > >>> > >>> >> for scheme: ztpasswd has x509 ip digest* > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> Please help me on this issue > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> Thanks, > > >> > > > > >>> > >>> >> --------------------- > > >> > > > > >>> > >>> >> Kuldeep Singh Budania > > >> > > > > >>> > >>> >> Software Architect > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> On Wed, Jul 1, 2020 at 12:05 PM kuldeep > singh < > > >> > > > > >>> > >>> [email protected]> > > >> > > > > >>> > >>> >> wrote: > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> >> > Hi, > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > My ZK server is up and running in secure > > >> mode, But > > >> > > > > When I am > > >> > > > > >>> > >>> trying to > > >> > > > > >>> > >>> >> > connect to the ZK server using ZKCli, it > > gives > > >> the > > >> > > > below > > >> > > > > >>> error. > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > WatchedEvent state:AuthFailed type:None > > >> path:null > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > Zookeeper logs :- *2020-07-01 07:38:09,342 > - > > >> WARN > > >> > > > > >>> > >>> >> > [nioEventLoopGroup-4-2:ZooKeeperServer@1119 > ] > > >> - No > > >> > > > > >>> authentication > > >> > > > > >>> > >>> >> provider > > >> > > > > >>> > >>> >> > for scheme: ztpasswd has x509 ip digest* > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > Can someone please help me on this issue. > we > > >> are > > >> > > using > > >> > > > > the > > >> > > > > >>> 3.5.6 > > >> > > > > >>> > >>> >> version. > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > I appreciate if I will get a response as > soon > > >> as > > >> > > > > possible, as > > >> > > > > >>> I am > > >> > > > > >>> > >>> stuck > > >> > > > > >>> > >>> >> > at this point. > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > Thanks, > > >> > > > > >>> > >>> >> > --------------------- > > >> > > > > >>> > >>> >> > Kuldeep Singh Budania > > >> > > > > >>> > >>> >> > Software Architect > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > On Thu, Jun 25, 2020 at 11:54 AM Enrico > > >> Olivelli - > > >> > > > > Diennea > > >> > > > > >>> > >>> >> > <[email protected]> > wrote: > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> >> I mean in zoo.cfg > > >> > > > > >>> > >>> >> >> Not as a system property > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Enrico > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Il giorno 25/06/20, 08:19 "Enrico > Olivelli - > > >> > > > Diennea" < > > >> > > > > >>> > >>> >> >> [email protected]> ha > > >> scritto: > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Hi > > >> > > > > >>> > >>> >> >> You have to enable Netty on the server > > >> side > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Something like: > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > > > >> > > > > > > >> serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Hope that helps > > >> > > > > >>> > >>> >> >> Enrico > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Il giorno 24/06/20, 19:17 "kuldeep > > singh" > > >> < > > >> > > > > >>> > >>> >> [email protected]> > > >> > > > > >>> > >>> >> >> ha scritto: > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Hi, > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> I got below error while setting > SSL > > >> > > > properties > > >> > > > > in > > >> > > > > >>> > zkEnv.sh > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > ========================================================================================== > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,864 - INFO > > >> > > > > >>> > [main:QuorumPeerConfig@133] > > >> > > > > >>> > >>> - > > >> > > > > >>> > >>> >> >> Reading > > >> > > > > >>> > >>> >> >> configuration from: > > >> /etc/zookeeper/zoo.cfg > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,874 - INFO > > >> > > > > >>> > [main:QuorumPeerConfig@385] > > >> > > > > >>> > >>> - > > >> > > > > >>> > >>> >> >> clientPortAddress is > > >> 0.0.0.0/0.0.0.0:10181 > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,874 - INFO > > >> > > > > >>> > [main:QuorumPeerConfig@399] > > >> > > > > >>> > >>> - > > >> > > > > >>> > >>> >> >> secureClientPortAddress is > > >> > > > > 0.0.0.0/0.0.0.0:2281 > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,878 - INFO > > >> > > > > [main:X509Util@79] - > > >> > > > > >>> > >>> Setting > > >> > > > > >>> > >>> >> -D > > >> > > > > >>> > >>> >> >> > > >> > > > > jdk.tls.rejectClientInitiatedRenegotiation=true to > > >> > > > > >>> > disable > > >> > > > > >>> > >>> >> >> client-initiated > > >> > > > > >>> > >>> >> >> TLS renegotiation > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,897 - INFO > > >> > > > > >>> > >>> [main:DatadirCleanupManager@78] > > >> > > > > >>> > >>> >> - > > >> > > > > >>> > >>> >> >> autopurge.snapRetainCount set to 3 > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,897 - INFO > > >> > > > > >>> > >>> [main:DatadirCleanupManager@79] > > >> > > > > >>> > >>> >> - > > >> > > > > >>> > >>> >> >> autopurge.purgeInterval set to 1 > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,898 - INFO [ > > >> > > > > >>> > >>> >> >> > > >> > > PurgeTask:DatadirCleanupManager$PurgeTask@138 > > >> > > > ] > > >> > > > > - > > >> > > > > >>> Purge > > >> > > > > >>> > >>> task > > >> > > > > >>> > >>> >> >> started. > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,899 - INFO > > >> > > > > [main:ManagedUtil@46] > > >> > > > > >>> - > > >> > > > > >>> > >>> Log4j > > >> > > > > >>> > >>> >> >> found with > > >> > > > > >>> > >>> >> >> jmx enabled. > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,903 - INFO > > >> > > > > >>> > >>> [PurgeTask:FileTxnSnapLog@103] > > >> > > > > >>> > >>> >> - > > >> > > > > >>> > >>> >> >> zookeeper.snapshot.trust.empty : > > false > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,910 - INFO [ > > >> > > > > >>> > >>> >> >> > > >> > > PurgeTask:DatadirCleanupManager$PurgeTask@144 > > >> > > > ] > > >> > > > > - > > >> > > > > >>> Purge > > >> > > > > >>> > >>> task > > >> > > > > >>> > >>> >> >> completed. > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,975 - INFO > > >> > > > > >>> [main:QuorumPeerMain@141 > > >> > > > > >>> > ] > > >> > > > > >>> > >>> - > > >> > > > > >>> > >>> >> >> Starting quorum > > >> > > > > >>> > >>> >> >> peer > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,983 - INFO > > >> > > > > >>> > [main:ServerCnxnFactory@135] > > >> > > > > >>> > >>> - > > >> > > > > >>> > >>> >> >> Using > > >> > > > > >>> > >>> >> >> > > >> > > > > org.apache.zookeeper.server.NIOServerCnxnFactory as > > >> > > > > >>> > server > > >> > > > > >>> > >>> >> >> connection > > >> > > > > >>> > >>> >> >> factory > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,986 - INFO > > >> > > > > >>> > >>> [main:NIOServerCnxnFactory@673] > > >> > > > > >>> > >>> >> - > > >> > > > > >>> > >>> >> >> Configuring NIO connection handler > > >> with 10s > > >> > > > > >>> sessionless > > >> > > > > >>> > >>> >> >> connection timeout, > > >> > > > > >>> > >>> >> >> 2 selector thread(s), 16 worker > > >> threads, > > >> > > and > > >> > > > > 64 kB > > >> > > > > >>> direct > > >> > > > > >>> > >>> >> buffers. > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,992 - INFO > > >> > > > > >>> > >>> [main:NIOServerCnxnFactory@686 > > >> > > > > >>> > >>> >> ] > > >> > > > > >>> > >>> >> >> - binding > > >> > > > > >>> > >>> >> >> to port 0.0.0.0/0.0.0.0:10181 > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,994 - INFO > > >> > > > > >>> > [main:ServerCnxnFactory@135] > > >> > > > > >>> > >>> - > > >> > > > > >>> > >>> >> >> Using > > >> > > > > >>> > >>> >> >> > > >> > > > > org.apache.zookeeper.server.NIOServerCnxnFactory as > > >> > > > > >>> > server > > >> > > > > >>> > >>> >> >> connection > > >> > > > > >>> > >>> >> >> factory > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> 2020-06-24 15:49:35,995 - ERROR > > >> > > > > >>> [main:QuorumPeerMain@101 > > >> > > > > >>> > ] > > >> > > > > >>> > >>> - > > >> > > > > >>> > >>> >> >> Unexpected > > >> > > > > >>> > >>> >> >> exception, exiting abnormally > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> java.lang.UnsupportedOperationException: > > >> > > SSL > > >> > > > > isn't > > >> > > > > >>> > >>> supported in > > >> > > > > >>> > >>> >> >> NIOServerCnxn > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> at > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.zookeeper.server.NIOServerCnxnFactory.configure(NIOServerCnxnFactory.java:644) > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> at > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.zookeeper.server.quorum.QuorumPeerMain.runFromConfig(QuorumPeerMain.java:155) > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> at > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:123) > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> at > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:82) > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> I have set the following > properties > > in > > >> > > > > >>> SERVER_JVMFLAGS in > > >> > > > > >>> > >>> >> >> zkEnv.sh file : > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > "-Dzookeeper.serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.ssl.keyStore.location=/var/opt/vs/SecureInterface/keystore/CassSpkkeystore.p12 > > >> > > > > >>> > >>> >> >> > > >> > > > > -Dzookeeper.ssl.keyStore.password=EvaiKiO1@123456 > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > -Dzookeeper.ssl.trustStore.location=/var/opt/vs/SecureInterface/keystore/CassSpkTrustStore.jks > > >> > > > > >>> > >>> >> >> > > >> > > > > -Dzookeeper.ssl.trustStore.password=EvaiKiO1@123456" > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> Thanks, > > >> > > > > >>> > >>> >> >> --------------------- > > >> > > > > >>> > >>> >> >> Kuldeep Singh Budania > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> On Mon, Jun 22, 2020 at 8:08 PM > > Jordan > > >> > > > > Zimmerman < > > >> > > > > >>> > >>> >> >> [email protected]> > > >> > > > > >>> > >>> >> >> wrote: > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > It's the same as the normal > > >> ZooKeeper > > >> > > > client: > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > https://zookeeper.apache.org/doc/r3.6.1/zookeeperAdmin.html#sc_authOptions > > >> > > > > >>> > >>> >> >> > < > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > https://zookeeper.apache.org/doc/r3.6.1/zookeeperAdmin.html#sc_authOptions > > >> > > > > >>> > >>> >> >> > > > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > -Jordan > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > On Jun 22, 2020, at 5:50 AM, > > >> kuldeep > > >> > > > singh > > >> > > > > < > > >> > > > > >>> > >>> >> >> [email protected]> > > >> > > > > >>> > >>> >> >> > wrote: > > >> > > > > >>> > >>> >> >> > > > > >> > > > > >>> > >>> >> >> > > Hi Team, > > >> > > > > >>> > >>> >> >> > > How we will do secure > > >> communication > > >> > > > > between the > > >> > > > > >>> > Curator > > >> > > > > >>> > >>> >> >> framework and > > >> > > > > >>> > >>> >> >> > > zookeeper 3.5.6 ? > > >> > > > > >>> > >>> >> >> > > I didn't get any solution > right > > >> now. > > >> > > > > >>> > >>> >> >> > > I appreciate it if someone > could > > >> help > > >> > > me > > >> > > > > with the > > >> > > > > >>> > same. > > >> > > > > >>> > >>> >> >> > > > > >> > > > > >>> > >>> >> >> > > Thanks, > > >> > > > > >>> > >>> >> >> > > --------------------- > > >> > > > > >>> > >>> >> >> > > Kuldeep Singh Budania > > >> > > > > >>> > >>> >> >> > > Software Architect > > >> > > > > >>> > >>> >> >> > > > > >> > > > > >>> > >>> >> >> > > > > >> > > > > >>> > >>> >> >> > > On Fri, Apr 17, 2020 at 4:53 > PM > > >> > > > > Szalay-Bekő Máté > > >> > > > > >>> < > > >> > > > > >>> > >>> >> >> > [email protected]> > > >> > > > > >>> > >>> >> >> > > wrote: > > >> > > > > >>> > >>> >> >> > > > > >> > > > > >>> > >>> >> >> > >> Hello Kuldeep, > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >> did you download the source > > from > > >> the > > >> > > > > ZooKeeper > > >> > > > > >>> > >>> webpage, or > > >> > > > > >>> > >>> >> >> checked out > > >> > > > > >>> > >>> >> >> > from > > >> > > > > >>> > >>> >> >> > >> git? > > >> > > > > >>> > >>> >> >> > >> Anyway, the following > commands > > >> should > > >> > > > > work: > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >> wget > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > https://downloads.apache.org/zookeeper/zookeeper-3.5.7/apache-zookeeper-3.5.7.tar.gz > > >> > > > > >>> > >>> >> >> > >> tar xzvf > > >> > > ./apache-zookeeper-3.5.7.tar.gz > > >> > > > > >>> > >>> >> >> > >> cd apache-zookeeper-3.5.7 > > >> > > > > >>> > >>> >> >> > >> mvn clean install -DskipTests > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >> I tested it with OpenJDK > 8u424 > > >> and > > >> > > maven > > >> > > > > 3.6.0. > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >> Kind regards, > > >> > > > > >>> > >>> >> >> > >> Mate > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >> On Fri, Apr 17, 2020 at 12:51 > > PM > > >> > > kuldeep > > >> > > > > singh < > > >> > > > > >>> > >>> >> >> > [email protected]> > > >> > > > > >>> > >>> >> >> > >> wrote: > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > >>> Hi All, > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> I have download the > zookeeper > > >> source > > >> > > > > code and > > >> > > > > >>> run > > >> > > > > >>> > >>> the mvn > > >> > > > > >>> > >>> >> >> command for > > >> > > > > >>> > >>> >> >> > >>> packaging but get problem on > > >> > > > > "zookeeper-server" > > >> > > > > >>> > >>> >> directory. > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> *command :- mvn clean > package* > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> [ERROR] Failed to execute > goal > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> > > >> > > > > org.apache.maven.plugins:maven-compiler-plugin:3.8.0:compile > > >> > > > > >>> > >>> >> >> > >>> (default-compile) on project > > >> > > zookeeper: > > >> > > > > Fatal > > >> > > > > >>> error > > >> > > > > >>> > >>> >> >> compiling: > > >> > > > > >>> > >>> >> >> > >>> > java.lang.NullPointerException > > >> -> > > >> > > [Help > > >> > > > > 1] > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> > > >> org.apache.maven.lifecycle.LifecycleExecutionException: > > >> > > > > >>> > >>> >> >> Failed to > > >> > > > > >>> > >>> >> >> > execute > > >> > > > > >>> > >>> >> >> > >>> goal > > >> > > > > >>> > >>> >> >> > > >> > > > > org.apache.maven.plugins:maven-compiler-plugin:3.8.0:compile > > >> > > > > >>> > >>> >> >> > >>> (default-compile) on project > > >> > > zookeeper: > > >> > > > > Fatal > > >> > > > > >>> error > > >> > > > > >>> > >>> >> >> compiling > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:216) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:108) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:76) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:116) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> > > >> > > > > org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:361) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > org.apache.maven.cli.MavenCli.execute(MavenCli.java:584) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > > org.apache.maven.cli.MavenCli.doMain(MavenCli.java:213) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > org.apache.maven.cli.MavenCli.main(MavenCli.java:157) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> sun.reflect.NativeMethodAccessorImpl.invoke0(Native > > >> > > > > Method) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> > > java.lang.reflect.Method.invoke(Method.java:498) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > >> > > org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356) > > >> > > > > >>> > >>> >> >> > >>> Caused by: > > >> > > > > >>> > >>> >> > org.apache.maven.plugin.MojoExecutionException: > > >> > > > > >>> > >>> >> >> Fatal error > > >> > > > > >>> > >>> >> >> > >>> compiling > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute(AbstractCompilerMojo.java:1140) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.plugin.compiler.CompilerMojo.execute(CompilerMojo.java:188) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:133) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208) > > >> > > > > >>> > >>> >> >> > >>> ... 19 more > > >> > > > > >>> > >>> >> >> > >>> Caused by: > > >> > > > > >>> > >>> >> > org.codehaus.plexus.compiler.CompilerException: > > >> > > > > >>> > >>> >> >> > >>> > java.lang.NullPointerException > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.codehaus.plexus.compiler.javac.JavaxToolsCompiler.compileInProcess(JavaxToolsCompiler.java:173) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.codehaus.plexus.compiler.javac.JavacCompiler.performCompile(JavacCompiler.java:174) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute(AbstractCompilerMojo.java:1129) > > >> > > > > >>> > >>> >> >> > >>> ... 22 more > > >> > > > > >>> > >>> >> >> > >>> Caused by: > > >> > > java.lang.RuntimeException: > > >> > > > > >>> > >>> >> >> java.lang.NullPointerException > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > com.sun.tools.javac.main.Main.compile(Main.java:559) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.javac.api.JavacTaskImpl.doCall(JavacTaskImpl.java:129) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:138) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.codehaus.plexus.compiler.javac.JavaxToolsCompiler.compileInProcess(JavaxToolsCompiler.java:126) > > >> > > > > >>> > >>> >> >> > >>> ... 24 more > > >> > > > > >>> > >>> >> >> > >>> Caused by: > > >> > > > java.lang.NullPointerException > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > com.sun.tools.javac.model.JavacTypes.getOverriddenMethods(JavacTypes.java:306) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> > > >> com.sun.tools.doclint.Env.setCurrent(Env.java:155) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > com.sun.tools.doclint.Checker.scan(Checker.java:144) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > com.sun.tools.doclint.DocLint$2.visitDecl(DocLint.java:285) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.doclint.DocLint$DeclScanner.visitClass(DocLint.java:359) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.doclint.DocLint$DeclScanner.visitClass(DocLint.java:346) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > >> com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:720) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > >> > > com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:81) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > >> com.sun.source.util.TreeScanner.visitNewClass(TreeScanner.java:280) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > >> com.sun.tools.javac.tree.JCTree$JCNewClass.accept(JCTree.java:1532) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > >> > > com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:81) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > >> com.sun.source.util.TreeScanner.visitVariable(TreeScanner.java:153) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > >> > > com.sun.tools.doclint.DocLint$DeclScanner.visitVariable(DocLint.java:373) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > >> > > com.sun.tools.doclint.DocLint$DeclScanner.visitVariable(DocLint.java:346) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:864) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > >> > > com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:81) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > com.sun.source.util.TreeScanner.scan(TreeScanner.java:91) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:99) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > >> > > com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:133) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.doclint.DocLint$DeclScanner.visitClass(DocLint.java:360) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.doclint.DocLint$DeclScanner.visitClass(DocLint.java:346) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > >> com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:720) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > >> > > com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > com.sun.source.util.TreeScanner.scan(TreeScanner.java:91) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:99) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > com.sun.source.util.TreeScanner.visitCompilationUnit(TreeScanner.java:120) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > com.sun.tools.doclint.DocLint$DeclScanner.visitCompilationUnit(DocLint.java:354) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > com.sun.tools.doclint.DocLint$DeclScanner.visitCompilationUnit(DocLint.java:346) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > >> > > com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:550) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > >> > > com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > com.sun.tools.doclint.DocLint$3.started(DocLint.java:296) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.started(ClientCodeWrapper.java:668) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > com.sun.tools.javac.api.MultiTaskListener.started(MultiTaskListener.java:103) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> > com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1240) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:901) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:860) > > >> > > > > >>> > >>> >> >> > >>> at > > >> > > > > >>> > >>> >> >> > > >> > > com.sun.tools.javac.main.Main.compile(Main.java:523) > > >> > > > > >>> > >>> >> >> > >>> ... 27 more > > >> > > > > >>> > >>> >> >> > >>> [ERROR] > > >> > > > > >>> > >>> >> >> > >>> [ERROR] Re-run Maven using > the > > >> -X > > >> > > > switch > > >> > > > > to > > >> > > > > >>> enable > > >> > > > > >>> > >>> full > > >> > > > > >>> > >>> >> >> debug logging. > > >> > > > > >>> > >>> >> >> > >>> [ERROR] > > >> > > > > >>> > >>> >> >> > >>> [ERROR] For more information > > >> about > > >> > > the > > >> > > > > errors > > >> > > > > >>> and > > >> > > > > >>> > >>> >> possible > > >> > > > > >>> > >>> >> >> solutions, > > >> > > > > >>> > >>> >> >> > >>> please read the following > > >> articles: > > >> > > > > >>> > >>> >> >> > >>> [ERROR] [Help 1] > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > >> > http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> Can someone help me on this > > >> issue? > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> Thanks, > > >> > > > > >>> > >>> >> >> > >>> --------------------- > > >> > > > > >>> > >>> >> >> > >>> Kuldeep Singh Budania > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>> On Sat, Apr 4, 2020 at 5:57 > PM > > >> > > > > Szalay-Bekő > > >> > > > > >>> Máté < > > >> > > > > >>> > >>> >> >> > >>> [email protected]> > > >> > > > > >>> > >>> >> >> > >>> wrote: > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >>>> these exceptions can mean > > many > > >> > > > > things... I > > >> > > > > >>> think > > >> > > > > >>> > >>> this > > >> > > > > >>> > >>> >> can > > >> > > > > >>> > >>> >> >> be even > > >> > > > > >>> > >>> >> >> > >> normal > > >> > > > > >>> > >>> >> >> > >>>> duding rolling restart (as > > some > > >> > > > > connections > > >> > > > > >>> get > > >> > > > > >>> > >>> broken > > >> > > > > >>> > >>> >> in > > >> > > > > >>> > >>> >> >> this case) > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> However, I saw cases > already > > >> when > > >> > > > > exceptions > > >> > > > > >>> like > > >> > > > > >>> > >>> these > > >> > > > > >>> > >>> >> >> killed > > >> > > > > >>> > >>> >> >> > receiver > > >> > > > > >>> > >>> >> >> > >>> or > > >> > > > > >>> > >>> >> >> > >>>> sender threads in > > >> QuorumCnxManager / > > >> > > > > Leader > > >> > > > > >>> > >>> Election in > > >> > > > > >>> > >>> >> >> such a way > > >> > > > > >>> > >>> >> >> > that > > >> > > > > >>> > >>> >> >> > >>>> they were not able to > > recover, > > >> so > > >> > > the > > >> > > > > node was > > >> > > > > >>> > >>> unable to > > >> > > > > >>> > >>> >> >> connect to > > >> > > > > >>> > >>> >> >> > any > > >> > > > > >>> > >>> >> >> > >>>> quorum until restart. I > > >> remember > > >> > > > seeing > > >> > > > > this > > >> > > > > >>> in > > >> > > > > >>> > 3.4 > > >> > > > > >>> > >>> too. > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> Do you see these exceptions > > in > > >> the > > >> > > > > second > > >> > > > > >>> server > > >> > > > > >>> > >>> (the > > >> > > > > >>> > >>> >> one > > >> > > > > >>> > >>> >> >> which you > > >> > > > > >>> > >>> >> >> > >> just > > >> > > > > >>> > >>> >> >> > >>>> upgraded in step 3)? > > >> > > > > >>> > >>> >> >> > >>>> Is this issue reproducible? > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> What is the tickTime and > > >> initLimit > > >> > > you > > >> > > > > use? > > >> > > > > >>> Maybe > > >> > > > > >>> > >>> the > > >> > > > > >>> > >>> >> >> server just > > >> > > > > >>> > >>> >> >> > >> require > > >> > > > > >>> > >>> >> >> > >>>> more time to sync? > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> I would need more logs to > > >> really see > > >> > > > > what > > >> > > > > >>> > happened. > > >> > > > > >>> > >>> Can > > >> > > > > >>> > >>> >> >> you create a > > >> > > > > >>> > >>> >> >> > >> Jira > > >> > > > > >>> > >>> >> >> > >>>> issue and upload the logs > and > > >> also > > >> > > the > > >> > > > > >>> ZooKeeper > > >> > > > > >>> > >>> >> configs? > > >> > > > > >>> > >>> >> >> I am happy > > >> > > > > >>> > >>> >> >> > to > > >> > > > > >>> > >>> >> >> > >>>> take a closer look. > > >> > > > > >>> > >>> >> >> > >>>> (if you need to re-run the > > >> test to > > >> > > > > collect the > > >> > > > > >>> > logs, > > >> > > > > >>> > >>> >> then > > >> > > > > >>> > >>> >> >> enabling > > >> > > > > >>> > >>> >> >> > >> DEBUG > > >> > > > > >>> > >>> >> >> > >>>> logs would be great. The > INFO > > >> level > > >> > > > > logs are > > >> > > > > >>> > usually > > >> > > > > >>> > >>> >> >> enough for these > > >> > > > > >>> > >>> >> >> > >>>> problems, but one can never > > >> know...) > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> Kind regards, > > >> > > > > >>> > >>> >> >> > >>>> Mate > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> On Fri, Apr 3, 2020 at > 10:05 > > AM > > >> > > > kuldeep > > >> > > > > singh > > >> > > > > >>> < > > >> > > > > >>> > >>> >> >> > >> [email protected] > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>> wrote: > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>>>> Hi Team, > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> I have done some POC on > > >> rolling > > >> > > > > upgrade and > > >> > > > > >>> found > > >> > > > > >>> > >>> below > > >> > > > > >>> > >>> >> >> result. > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> 1. On 1st node upgrade > > >> zookeeper > > >> > > . > > >> > > > > Traffic > > >> > > > > >>> was > > >> > > > > >>> > >>> >> running > > >> > > > > >>> > >>> >> >> fine > > >> > > > > >>> > >>> >> >> > >> because > > >> > > > > >>> > >>> >> >> > >>> 2 > > >> > > > > >>> > >>> >> >> > >>>>> nodes are already on old > > >> > > zookeeper. > > >> > > > > >>> > >>> >> >> > >>>>> 2. On 1st node upgrade > our > > >> > > > > application and > > >> > > > > >>> > didn’t > > >> > > > > >>> > >>> >> find > > >> > > > > >>> > >>> >> >> any issue > > >> > > > > >>> > >>> >> >> > >>>>> 3. On 2nd node upgrade > > >> zookeeper > > >> > > > but > > >> > > > > got > > >> > > > > >>> below > > >> > > > > >>> > >>> error > > >> > > > > >>> > >>> >> >> and zookeeper > > >> > > > > >>> > >>> >> >> > >>> is > > >> > > > > >>> > >>> >> >> > >>>>> not taking any requests > > >> > > > > >>> > >>> >> >> > >>>>> 4. > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> java.io.EOFException > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > java.io.DataInputStream.readInt(DataInputStream.java:392) > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> at > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.zookeeper.server.quorum.QuorumCnxManager$RecvWorker.run(QuorumCnxManager.java:747) > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> 2020-03-30 14:19:55,587 - > > WARN > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > [RecvWorker:1:QuorumCnxManager$RecvWorker@765] > > >> > > > > >>> - > > >> > > > > >>> > >>> >> >> Interrupting > > >> > > > > >>> > >>> >> >> > >>> SendWorker > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> 2020-03-30 14:19:55,588 - > > >> ERROR > > >> > > > > >>> [LearnerHandler-/ > > >> > > > > >>> > >>> >> >> 192.168.44.73:33754 > > >> > > > > >>> > >>> >> >> > >>>>> :LearnerHandler@562] - > > >> Unexpected > > >> > > > > exception > > >> > > > > >>> > >>> causing > > >> > > > > >>> > >>> >> >> shutdown while > > >> > > > > >>> > >>> >> >> > >>> sock > > >> > > > > >>> > >>> >> >> > >>>>> still open > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> java.io.EOFException > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> at > > >> > > > > >>> > >>> >> >> > > >> > > > > java.io.DataInputStream.readInt(DataInputStream.java:392) > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> at > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > >> > > > > > > >> org.apache.jute.BinaryInputArchive.readInt(BinaryInputArchive.java:63) > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> at > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.zookeeper.server.quorum.QuorumPacket.deserialize(QuorumPacket.java:83) > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> at > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.jute.BinaryInputArchive.readRecord(BinaryInputArchive.java:108) > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> at > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > > > >> > > > > > >> > > > > >> > > > org.apache.zookeeper.server.quorum.LearnerHandler.run(LearnerHandler.java:476) > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> 2020-03-30 14:19:55,588 - > > WARN > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > [SendWorker:1:QuorumCnxManager$SendWorker@679] > > >> > > > > >>> - > > >> > > > > >>> > >>> >> >> Interrupted while > > >> > > > > >>> > >>> >> >> > >>>> waiting > > >> > > > > >>> > >>> >> >> > >>>>> for message on queue > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> Please let me know is this > > the > > >> > > known > > >> > > > > issue or > > >> > > > > >>> > this > > >> > > > > >>> > >>> is > > >> > > > > >>> > >>> >> >> different issue > > >> > > > > >>> > >>> >> >> > >>>> which > > >> > > > > >>> > >>> >> >> > >>>>> is mention in Apache > > zookeeper > > >> > > > > documentation > > >> > > > > >>> when > > >> > > > > >>> > >>> >> >> upgrading from > > >> > > > > >>> > >>> >> >> > >> 3.4.5 > > >> > > > > >>> > >>> >> >> > >>> to > > >> > > > > >>> > >>> >> >> > >>>>> 3.5.6 > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> Thanks, > > >> > > > > >>> > >>> >> >> > >>>>> --------------------- > > >> > > > > >>> > >>> >> >> > >>>>> Kuldeep Singh Budania > > >> > > > > >>> > >>> >> >> > >>>>> Software Architect > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>> On Sun, Mar 29, 2020 at > 9:06 > > >> AM > > >> > > > > Alexander > > >> > > > > >>> Shraer > > >> > > > > >>> > < > > >> > > > > >>> > >>> >> >> [email protected]> > > >> > > > > >>> > >>> >> >> > >>>>> wrote: > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>>>> +1 to what Mate said (I > > >> wrote the > > >> > > > > quoted > > >> > > > > >>> > >>> >> instructions). > > >> > > > > >>> > >>> >> >> > >>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>> On Tue, Mar 24, 2020 at > > 7:03 > > >> AM > > >> > > > > Szalay-Bekő > > >> > > > > >>> > Máté < > > >> > > > > >>> > >>> >> >> > >>>>>> > [email protected] > > > > > >> > > > > >>> > >>> >> >> > >>>>>> wrote: > > >> > > > > >>> > >>> >> >> > >>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> Hi Kuldeep, > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> I just want to provide > you > > >> some > > >> > > > > background > > >> > > > > >>> info > > >> > > > > >>> > >>> about > > >> > > > > >>> > >>> >> >> our > > >> > > > > >>> > >>> >> >> > >>>>> documentation. > > >> > > > > >>> > >>> >> >> > >>>>>>> The reason to upgrade to > > >> 3.4.6 > > >> > > > first > > >> > > > > is to > > >> > > > > >>> > avoid > > >> > > > > >>> > >>> the > > >> > > > > >>> > >>> >> >> following > > >> > > > > >>> > >>> >> >> > >>> error: > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> 2013-01-30 11:32:10,663 > > >> > > [myid:2] - > > >> > > > > WARN > > >> > > > > >>> > >>> [localhost/ > > >> > > > > >>> > >>> >> >> > >>> 127.0.0.1:2784 > > >> > > > > >>> > >>> >> >> > >>>>>>> :QuorumCnxManager@349] > - > > >> Invalid > > >> > > > > server > > >> > > > > >>> id: > > >> > > > > >>> > >>> -65536 > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> This error comes because > > of > > >> the > > >> > > > > protocol > > >> > > > > >>> > changes > > >> > > > > >>> > >>> >> between > > >> > > > > >>> > >>> >> >> > >> ZooKeeper > > >> > > > > >>> > >>> >> >> > >>>>> server > > >> > > > > >>> > >>> >> >> > >>>>>>> nodes during connection > > >> > > initiation > > >> > > > > for > > >> > > > > >>> leader > > >> > > > > >>> > >>> >> election. > > >> > > > > >>> > >>> >> >> In > > >> > > > > >>> > >>> >> >> > >>> ZooKeeper > > >> > > > > >>> > >>> >> >> > >>>>> 3.5 > > >> > > > > >>> > >>> >> >> > >>>>>> a > > >> > > > > >>> > >>> >> >> > >>>>>>> protocol version was > > >> introduced > > >> > > > (see > > >> > > > > >>> > >>> ZOOKEEPER-107) > > >> > > > > >>> > >>> >> and > > >> > > > > >>> > >>> >> >> since > > >> > > > > >>> > >>> >> >> > >> that > > >> > > > > >>> > >>> >> >> > >>>> time > > >> > > > > >>> > >>> >> >> > >>>>>> the > > >> > > > > >>> > >>> >> >> > >>>>>>> fist long value sent in > > the > > >> > > initial > > >> > > > > >>> message is > > >> > > > > >>> > >>> not > > >> > > > > >>> > >>> >> the > > >> > > > > >>> > >>> >> >> server ID > > >> > > > > >>> > >>> >> >> > >>> but > > >> > > > > >>> > >>> >> >> > >>>>> the > > >> > > > > >>> > >>> >> >> > >>>>>>> protocol version > (-65536). > > >> In > > >> > > > > ZooKeeper > > >> > > > > >>> 3.4.6 > > >> > > > > >>> > we > > >> > > > > >>> > >>> made > > >> > > > > >>> > >>> >> >> the old 3.4 > > >> > > > > >>> > >>> >> >> > >>>>>>> ZooKeepers backward > > >> compatible, > > >> > > so > > >> > > > > they are > > >> > > > > >>> > able > > >> > > > > >>> > >>> to > > >> > > > > >>> > >>> >> >> parse both > > >> > > > > >>> > >>> >> >> > >> the > > >> > > > > >>> > >>> >> >> > >>>> old > > >> > > > > >>> > >>> >> >> > >>>>>> and > > >> > > > > >>> > >>> >> >> > >>>>>>> the new protocol format > > (see > > >> > > > > >>> ZOOKEEPER-1633). > > >> > > > > >>> > >>> This > > >> > > > > >>> > >>> >> >> issue happens > > >> > > > > >>> > >>> >> >> > >>> only > > >> > > > > >>> > >>> >> >> > >>>>>> when > > >> > > > > >>> > >>> >> >> > >>>>>>> you need to use old > > (3.4.0 - > > >> > > 3.4.5) > > >> > > > > and new > > >> > > > > >>> > >>> (3.5.0+) > > >> > > > > >>> > >>> >> >> ZooKeeper > > >> > > > > >>> > >>> >> >> > >>>> servers > > >> > > > > >>> > >>> >> >> > >>>>>>> together in the same > > >> cluster. > > >> > > > During > > >> > > > > a > > >> > > > > >>> rolling > > >> > > > > >>> > >>> >> upgrade, > > >> > > > > >>> > >>> >> >> this is > > >> > > > > >>> > >>> >> >> > >>>> usually > > >> > > > > >>> > >>> >> >> > >>>>>> the > > >> > > > > >>> > >>> >> >> > >>>>>>> case to have old and new > > >> > > ZooKeepers > > >> > > > > present > > >> > > > > >>> > >>> together. > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> The fact that you > haven't > > >> seen > > >> > > any > > >> > > > > issues > > >> > > > > >>> might > > >> > > > > >>> > >>> be > > >> > > > > >>> > >>> >> >> caused by the > > >> > > > > >>> > >>> >> >> > >>>> order > > >> > > > > >>> > >>> >> >> > >>>>> of > > >> > > > > >>> > >>> >> >> > >>>>>>> the servers. In > ZooKeeper > > >> the > > >> > > > > connection > > >> > > > > >>> > >>> initiation > > >> > > > > >>> > >>> >> >> between the > > >> > > > > >>> > >>> >> >> > >>>> servers > > >> > > > > >>> > >>> >> >> > >>>>>>> during the leader > election > > >> > > follows > > >> > > > a > > >> > > > > >>> specific > > >> > > > > >>> > >>> rule. > > >> > > > > >>> > >>> >> As > > >> > > > > >>> > >>> >> >> far as I > > >> > > > > >>> > >>> >> >> > >>>>> remember > > >> > > > > >>> > >>> >> >> > >>>>>>> always the server with > the > > >> larger > > >> > > > ID > > >> > > > > 'wins > > >> > > > > >>> the > > >> > > > > >>> > >>> >> >> challenge', so it > > >> > > > > >>> > >>> >> >> > >> is > > >> > > > > >>> > >>> >> >> > >>>>>>> possible, that the old > > >> server > > >> > > > didn't > > >> > > > > need > > >> > > > > >>> to > > >> > > > > >>> > >>> parse > > >> > > > > >>> > >>> >> any > > >> > > > > >>> > >>> >> >> initial > > >> > > > > >>> > >>> >> >> > >>>> message > > >> > > > > >>> > >>> >> >> > >>>>>> (if > > >> > > > > >>> > >>> >> >> > >>>>>>> it had the largest ID) > and > > >> this > > >> > > is > > >> > > > > why you > > >> > > > > >>> > >>> haven't > > >> > > > > >>> > >>> >> seen > > >> > > > > >>> > >>> >> >> the > > >> > > > > >>> > >>> >> >> > >> issue. > > >> > > > > >>> > >>> >> >> > >>>> Also > > >> > > > > >>> > >>> >> >> > >>>>>>> having 2 nodes up from > > the 3 > > >> > > nodes > > >> > > > > cluster > > >> > > > > >>> > still > > >> > > > > >>> > >>> >> makes > > >> > > > > >>> > >>> >> >> the > > >> > > > > >>> > >>> >> >> > >> cluster > > >> > > > > >>> > >>> >> >> > >>>> work > > >> > > > > >>> > >>> >> >> > >>>>>> (so > > >> > > > > >>> > >>> >> >> > >>>>>>> you should also check if > > >> all the > > >> > > > > servers > > >> > > > > >>> are > > >> > > > > >>> > >>> part of > > >> > > > > >>> > >>> >> >> the quorum). > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> I agree with Enrico and > > >> Norbert, > > >> > > > the > > >> > > > > >>> safest and > > >> > > > > >>> > >>> most > > >> > > > > >>> > >>> >> >> stable way > > >> > > > > >>> > >>> >> >> > >> is > > >> > > > > >>> > >>> >> >> > >>>>>> upgrade > > >> > > > > >>> > >>> >> >> > >>>>>>> first to 3.4.latest, > then > > >> go to > > >> > > > > 3.5.latest. > > >> > > > > >>> > >>> Still, if > > >> > > > > >>> > >>> >> >> you don't > > >> > > > > >>> > >>> >> >> > >> see > > >> > > > > >>> > >>> >> >> > >>>>> that > > >> > > > > >>> > >>> >> >> > >>>>>>> you would hit this > > specific > > >> issue > > >> > > > > (e.g. no > > >> > > > > >>> > >>> "Invalid > > >> > > > > >>> > >>> >> >> server id" in > > >> > > > > >>> > >>> >> >> > >>> the > > >> > > > > >>> > >>> >> >> > >>>>> log > > >> > > > > >>> > >>> >> >> > >>>>>>> files), and all the > three > > >> servers > > >> > > > can > > >> > > > > >>> handle > > >> > > > > >>> > >>> traffic, > > >> > > > > >>> > >>> >> >> then maybe > > >> > > > > >>> > >>> >> >> > >>> you > > >> > > > > >>> > >>> >> >> > >>>>>> don't > > >> > > > > >>> > >>> >> >> > >>>>>>> need to upgrade first to > > >> > > > 3.4.latest, > > >> > > > > it is > > >> > > > > >>> your > > >> > > > > >>> > >>> >> >> decision. > > >> > > > > >>> > >>> >> >> > >>> Definitely > > >> > > > > >>> > >>> >> >> > >>>>> you > > >> > > > > >>> > >>> >> >> > >>>>>>> should test it first, as > > >> > > suggested > > >> > > > > by the > > >> > > > > >>> > others. > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> Kind regards, > > >> > > > > >>> > >>> >> >> > >>>>>>> Mate > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> On Tue, Mar 24, 2020 at > > >> 12:29 PM > > >> > > > > Norbert > > >> > > > > >>> Kalmar > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> <[email protected]> > > >> > > > > wrote: > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> Hi, > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> That guide is to > upgrade > > to > > >> > > 3.5.0, > > >> > > > > which > > >> > > > > >>> was > > >> > > > > >>> > an > > >> > > > > >>> > >>> >> alpha > > >> > > > > >>> > >>> >> >> version. > > >> > > > > >>> > >>> >> >> > >> A > > >> > > > > >>> > >>> >> >> > >>>> lot > > >> > > > > >>> > >>> >> >> > >>>>>> has > > >> > > > > >>> > >>> >> >> > >>>>>>>> changed for the first > > >> stable > > >> > > > > release of > > >> > > > > >>> 3.5.5 > > >> > > > > >>> > >>> and > > >> > > > > >>> > >>> >> then > > >> > > > > >>> > >>> >> >> a few > > >> > > > > >>> > >>> >> >> > >>> more, > > >> > > > > >>> > >>> >> >> > >>>>> even > > >> > > > > >>> > >>> >> >> > >>>>>>>> rolling upgrade issues > > >> have been > > >> > > > > fixed for > > >> > > > > >>> > >>> 3.5.6. > > >> > > > > >>> > >>> >> >> > >>>>>>>> This is a more > up-to-date > > >> guide: > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > > > >> > > > > > > https://cwiki.apache.org/confluence/display/ZOOKEEPER/Upgrade+FAQ > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> If you have done your > > >> testing > > >> > > > (with > > >> > > > > prod > > >> > > > > >>> > >>> snapshot!), > > >> > > > > >>> > >>> >> >> then you > > >> > > > > >>> > >>> >> >> > >> can > > >> > > > > >>> > >>> >> >> > >>>>> skip > > >> > > > > >>> > >>> >> >> > >>>>>>> 3.4 > > >> > > > > >>> > >>> >> >> > >>>>>>>> latest upgrade, but > keep > > >> in mind > > >> > > > we > > >> > > > > do our > > >> > > > > >>> > >>> >> >> recommendations for > > >> > > > > >>> > >>> >> >> > >> a > > >> > > > > >>> > >>> >> >> > >>>>>> reason. > > >> > > > > >>> > >>> >> >> > >>>>>>>> There were issues > > reported > > >> > > and/or > > >> > > > > found > > >> > > > > >>> during > > >> > > > > >>> > >>> >> >> testing. Some > > >> > > > > >>> > >>> >> >> > >> are > > >> > > > > >>> > >>> >> >> > >>>>> fixed > > >> > > > > >>> > >>> >> >> > >>>>>>> with > > >> > > > > >>> > >>> >> >> > >>>>>>>> 3.5.6, some only > happens > > if > > >> > > > certain > > >> > > > > >>> conditions > > >> > > > > >>> > >>> stand > > >> > > > > >>> > >>> >> >> > >>> (IOException: > > >> > > > > >>> > >>> >> >> > >>>> No > > >> > > > > >>> > >>> >> >> > >>>>>>>> snapshot found - > > mentioned > > >> in > > >> > > the > > >> > > > > guide, > > >> > > > > >>> fixed > > >> > > > > >>> > >>> in > > >> > > > > >>> > >>> >> >> 3.5.6). > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> So it is up to you, I > > would > > >> > > still > > >> > > > > >>> recommend to > > >> > > > > >>> > >>> do an > > >> > > > > >>> > >>> >> >> 3.4 > > >> > > > > >>> > >>> >> >> > >> upgrade > > >> > > > > >>> > >>> >> >> > >>>>> first, > > >> > > > > >>> > >>> >> >> > >>>>>>> if > > >> > > > > >>> > >>> >> >> > >>>>>>>> it's feasible. > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> Regards, > > >> > > > > >>> > >>> >> >> > >>>>>>>> Norbert > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> On Tue, Mar 24, 2020 at > > >> 11:45 AM > > >> > > > > kuldeep > > >> > > > > >>> > singh < > > >> > > > > >>> > >>> >> >> > >>>>>>> > [email protected] > > > > > >> > > > > >>> > >>> >> >> > >>>>>>>> wrote: > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> Hi, > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> Current Zookeeper > > version > > >> :- > > >> > > > 3.4.5 > > >> > > > > >>> > >>> >> >> > >>>>>>>>> Upgraded version > > >> > > > :- > > >> > > > > 3.5.6 > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> We are not going with > > >> 3.5.7. > > >> > > Our > > >> > > > > final > > >> > > > > >>> > >>> decision is > > >> > > > > >>> > >>> >> >> zookeeper > > >> > > > > >>> > >>> >> >> > >>>>> version > > >> > > > > >>> > >>> >> >> > >>>>>> is > > >> > > > > >>> > >>> >> >> > >>>>>>>>> 3.5.6 > > >> > > > > >>> > >>> >> >> > >>>>>>>>> as per your reply > first > > >> we need > > >> > > > to > > >> > > > > move > > >> > > > > >>> > latest > > >> > > > > >>> > >>> >> >> version of > > >> > > > > >>> > >>> >> >> > >>> 3.4.x, > > >> > > > > >>> > >>> >> >> > >>>>> like > > >> > > > > >>> > >>> >> >> > >>>>>>>> below > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> 3.4.5 -> 3.4.14 -> > 3.5.6 > > >> > > (Correct > > >> > > > > me if > > >> > > > > >>> I am > > >> > > > > >>> > >>> wrong > > >> > > > > >>> > >>> >> >> here) > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> But if We are not > facing > > >> any > > >> > > > > problem > > >> > > > > >>> that i > > >> > > > > >>> > >>> have > > >> > > > > >>> > >>> >> >> shared you > > >> > > > > >>> > >>> >> >> > >>> that > > >> > > > > >>> > >>> >> >> > >>>> we > > >> > > > > >>> > >>> >> >> > >>>>>>> have > > >> > > > > >>> > >>> >> >> > >>>>>>>>> set up of 3 node > cluster > > >> where > > >> > > 2 > > >> > > > > node > > >> > > > > >>> are on > > >> > > > > >>> > >>> 3.5.6 > > >> > > > > >>> > >>> >> >> version > > >> > > > > >>> > >>> >> >> > >> and > > >> > > > > >>> > >>> >> >> > >>> 1 > > >> > > > > >>> > >>> >> >> > >>>>> node > > >> > > > > >>> > >>> >> >> > >>>>>>> on > > >> > > > > >>> > >>> >> >> > >>>>>>>>> 3.4.5, Everything is > > >> running > > >> > > fine > > >> > > > > and > > >> > > > > >>> didn't > > >> > > > > >>> > >>> get > > >> > > > > >>> > >>> >> any > > >> > > > > >>> > >>> >> >> issue, > > >> > > > > >>> > >>> >> >> > >> So > > >> > > > > >>> > >>> >> >> > >>>> what > > >> > > > > >>> > >>> >> >> > >>>>>>> other > > >> > > > > >>> > >>> >> >> > >>>>>>>>> problem we can face if > > we > > >> > > > directly > > >> > > > > move > > >> > > > > >>> to > > >> > > > > >>> > >>> 3.5.6 > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> Thanks, > > >> > > > > >>> > >>> >> >> > >>>>>>>>> --------------------- > > >> > > > > >>> > >>> >> >> > >>>>>>>>> Kuldeep Singh Budania > > >> > > > > >>> > >>> >> >> > >>>>>>>>> Software Architect > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> On Tue, Mar 24, 2020 > at > > >> 3:58 PM > > >> > > > > Enrico > > >> > > > > >>> > >>> Olivelli < > > >> > > > > >>> > >>> >> >> > >>>>> [email protected] > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> wrote: > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> Hi > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> You have to upgrade > to > > >> latest > > >> > > > > 3.4.x > > >> > > > > >>> > Zookeeper > > >> > > > > >>> > >>> then > > >> > > > > >>> > >>> >> >> you will > > >> > > > > >>> > >>> >> >> > >>>>> upgrade > > >> > > > > >>> > >>> >> >> > >>>>>>> to > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> 3.5.7. > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> All should run well > > >> without > > >> > > > issues > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> Enrico > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> Il Mar 24 Mar 2020, > > 10:18 > > >> > > > kuldeep > > >> > > > > singh > > >> > > > > >>> < > > >> > > > > >>> > >>> >> >> > >>>>> [email protected] > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> ha > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> scritto: > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> Hi Team, > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> We are upgrading > > >> zookeeper > > >> > > from > > >> > > > > 3.4.5 > > >> > > > > >>> to > > >> > > > > >>> > >>> 3.5.6. I > > >> > > > > >>> > >>> >> >> have > > >> > > > > >>> > >>> >> >> > >> set > > >> > > > > >>> > >>> >> >> > >>>> up 3 > > >> > > > > >>> > >>> >> >> > >>>>>>> node > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> cluster where 2 node > > >> are on > > >> > > > 3.5.6 > > >> > > > > >>> version > > >> > > > > >>> > >>> and 1 > > >> > > > > >>> > >>> >> >> node on > > >> > > > > >>> > >>> >> >> > >>>> 3.4.5. > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> Everything is > running > > >> fine > > >> > > and > > >> > > > > didn't > > >> > > > > >>> get > > >> > > > > >>> > any > > >> > > > > >>> > >>> >> issue > > >> > > > > >>> > >>> >> >> on my > > >> > > > > >>> > >>> >> >> > >>>>> system. > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> but I found > something > > on > > >> > > apache > > >> > > > > site > > >> > > > > >>> that > > >> > > > > >>> > >>> first > > >> > > > > >>> > >>> >> we > > >> > > > > >>> > >>> >> >> need > > >> > > > > >>> > >>> >> >> > >> to > > >> > > > > >>> > >>> >> >> > >>>>>> upgrade > > >> > > > > >>> > >>> >> >> > >>>>>>>> on > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> 3.4.6 than we can > > >> upgrade to > > >> > > > > 3.5.6. So > > >> > > > > >>> is > > >> > > > > >>> > it > > >> > > > > >>> > >>> >> >> mandatory > > >> > > > > >>> > >>> >> >> > >> to > > >> > > > > >>> > >>> >> >> > >>> go > > >> > > > > >>> > >>> >> >> > >>>>> on > > >> > > > > >>> > >>> >> >> > >>>>>>>> 3.4.6 > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> first. > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> *Upgrading to 3.5.0* > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> Upgrading a running > > >> ZooKeeper > > >> > > > > ensemble > > >> > > > > >>> to > > >> > > > > >>> > >>> 3.5.0 > > >> > > > > >>> > >>> >> >> should be > > >> > > > > >>> > >>> >> >> > >>>> done > > >> > > > > >>> > >>> >> >> > >>>>>> only > > >> > > > > >>> > >>> >> >> > >>>>>>>>> after > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> upgrading your > > ensemble > > >> to > > >> > > the > > >> > > > > 3.4.6 > > >> > > > > >>> > release. > > >> > > > > >>> > >>> >> Note > > >> > > > > >>> > >>> >> >> that > > >> > > > > >>> > >>> >> >> > >>> this > > >> > > > > >>> > >>> >> >> > >>>> is > > >> > > > > >>> > >>> >> >> > >>>>>>> only > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> necessary for > rolling > > >> > > upgrades > > >> > > > > (if > > >> > > > > >>> you're > > >> > > > > >>> > >>> fine > > >> > > > > >>> > >>> >> with > > >> > > > > >>> > >>> >> >> > >>> shutting > > >> > > > > >>> > >>> >> >> > >>>>> down > > >> > > > > >>> > >>> >> >> > >>>>>>> the > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> system completely, > you > > >> don't > > >> > > > > have to go > > >> > > > > >>> > >>> through > > >> > > > > >>> > >>> >> >> 3.4.6). > > >> > > > > >>> > >>> >> >> > >> If > > >> > > > > >>> > >>> >> >> > >>>> you > > >> > > > > >>> > >>> >> >> > >>>>>>>> attempt > > >> > > > > >>> > >>> >> >> > >>>>>>>>> a > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> rolling upgrade > > without > > >> going > > >> > > > > through > > >> > > > > >>> 3.4.6 > > >> > > > > >>> > >>> (for > > >> > > > > >>> > >>> >> >> example > > >> > > > > >>> > >>> >> >> > >>> from > > >> > > > > >>> > >>> >> >> > >>>>>>> 3.4.5), > > >> > > > > >>> > >>> >> >> > >>>>>>>>> you > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> may get the > following > > >> error: > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> 2013-01-30 > > 11:32:10,663 > > >> > > > [myid:2] > > >> > > > > - INFO > > >> > > > > >>> > >>> >> [localhost/ > > >> > > > > >>> > >>> >> >> > >>>>>> 127.0.0.1:2784 > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > :QuorumCnxManager$Listener@498 > > >> > > > ] > > >> > > > > - > > >> > > > > >>> Received > > >> > > > > >>> > >>> >> >> connection > > >> > > > > >>> > >>> >> >> > >>>> request > > >> > > > > >>> > >>> >> >> > >>>>> / > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> 127.0.0.1:60876 > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> 2013-01-30 > > 11:32:10,663 > > >> > > > [myid:2] > > >> > > > > - WARN > > >> > > > > >>> > >>> >> [localhost/ > > >> > > > > >>> > >>> >> >> > >>>>>> 127.0.0.1:2784 > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > :QuorumCnxManager@349 > > ] > > >> - > > >> > > > Invalid > > >> > > > > >>> server > > >> > > > > >>> > id: > > >> > > > > >>> > >>> >> -65536 > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> During a rolling > > >> upgrade, > > >> > > each > > >> > > > > server > > >> > > > > >>> is > > >> > > > > >>> > >>> taken > > >> > > > > >>> > >>> >> down > > >> > > > > >>> > >>> >> >> in > > >> > > > > >>> > >>> >> >> > >> turn > > >> > > > > >>> > >>> >> >> > >>>> and > > >> > > > > >>> > >>> >> >> > >>>>>>>>> rebooted > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> with the new 3.5.0 > > >> binaries. > > >> > > > > Before > > >> > > > > >>> > starting > > >> > > > > >>> > >>> the > > >> > > > > >>> > >>> >> >> server > > >> > > > > >>> > >>> >> >> > >>> with > > >> > > > > >>> > >>> >> >> > >>>>>> 3.5.0 > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> binaries, we highly > > >> recommend > > >> > > > > updating > > >> > > > > >>> the > > >> > > > > >>> > >>> >> >> configuration > > >> > > > > >>> > >>> >> >> > >>> file > > >> > > > > >>> > >>> >> >> > >>>>> so > > >> > > > > >>> > >>> >> >> > >>>>>>> that > > >> > > > > >>> > >>> >> >> > >>>>>>>>> all > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> server statements > > >> > > > "server.x=..." > > >> > > > > >>> contain > > >> > > > > >>> > >>> client > > >> > > > > >>> > >>> >> >> ports > > >> > > > > >>> > >>> >> >> > >> (see > > >> > > > > >>> > >>> >> >> > >>>> the > > >> > > > > >>> > >>> >> >> > >>>>>>>> section > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> Specifying > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> the client port). As > > >> > > explained > > >> > > > > earlier > > >> > > > > >>> you > > >> > > > > >>> > >>> may > > >> > > > > >>> > >>> >> >> leave the > > >> > > > > >>> > >>> >> >> > >>>>>>>> configuration > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> in a > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> single file, as well > > as > > >> leave > > >> > > > the > > >> > > > > >>> > >>> >> >> > >>>> > clientPort/clientPortAddress > > >> > > > > >>> > >>> >> >> > >>>>>>>>> statements > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> (although if you > > specify > > >> > > client > > >> > > > > ports > > >> > > > > >>> in > > >> > > > > >>> > the > > >> > > > > >>> > >>> new > > >> > > > > >>> > >>> >> >> format, > > >> > > > > >>> > >>> >> >> > >>>> these > > >> > > > > >>> > >>> >> >> > >>>>>>>>> statements > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> are now redundant). > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> Could you please let > > me > > >> know > > >> > > > > about this > > >> > > > > >>> > case. > > >> > > > > >>> > >>> >> >> Appreciate > > >> > > > > >>> > >>> >> >> > >> if > > >> > > > > >>> > >>> >> >> > >>>>>> respond > > >> > > > > >>> > >>> >> >> > >>>>>>>>> soon. > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> Thanks, > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > --------------------- > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> Kuldeep Singh > Budania > > >> > > > > >>> > >>> >> >> > >>>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>>> > > >> > > > > >>> > >>> >> >> > >>>>>> > > >> > > > > >>> > >>> >> >> > >>>>> > > >> > > > > >>> > >>> >> >> > >>>> > > >> > > > > >>> > >>> >> >> > >>> > > >> > > > > >>> > >>> >> >> > >> > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> ________________________________ > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> CONFIDENTIALITY & PRIVACY NOTICE > > >> > > > > >>> > >>> >> >> This e-mail (including any > attachments) > > is > > >> > > > strictly > > >> > > > > >>> > >>> confidential > > >> > > > > >>> > >>> >> and > > >> > > > > >>> > >>> >> >> may also contain privileged information. > If > > >> you are > > >> > > > > not the > > >> > > > > >>> > >>> intended > > >> > > > > >>> > >>> >> >> recipient you are not authorised to read, > > >> print, > > >> > > > save, > > >> > > > > >>> process or > > >> > > > > >>> > >>> >> disclose > > >> > > > > >>> > >>> >> >> this message. If you have received this > > >> message by > > >> > > > > mistake, > > >> > > > > >>> > please > > >> > > > > >>> > >>> >> inform > > >> > > > > >>> > >>> >> >> the sender immediately and destroy this > > >> e-mail, its > > >> > > > > >>> attachments > > >> > > > > >>> > >>> and any > > >> > > > > >>> > >>> >> >> copies. Any use, distribution, > reproduction > > or > > >> > > > > disclosure by > > >> > > > > >>> any > > >> > > > > >>> > >>> person > > >> > > > > >>> > >>> >> >> other than the intended recipient is > > strictly > > >> > > > > prohibited and > > >> > > > > >>> the > > >> > > > > >>> > >>> person > > >> > > > > >>> > >>> >> >> responsible may incur in penalties. > > >> > > > > >>> > >>> >> >> The use of this e-mail is only for > > >> professional > > >> > > > > purposes; > > >> > > > > >>> > >>> there is > > >> > > > > >>> > >>> >> no > > >> > > > > >>> > >>> >> >> guarantee that the correspondence towards > > this > > >> > > e-mail > > >> > > > > will be > > >> > > > > >>> > read > > >> > > > > >>> > >>> >> only by > > >> > > > > >>> > >>> >> >> the recipient, because, under certain > > >> > > circumstances, > > >> > > > > there > > >> > > > > >>> may > > >> > > > > >>> > be a > > >> > > > > >>> > >>> >> need to > > >> > > > > >>> > >>> >> >> access this email by third subjects > > belonging > > >> to > > >> > > the > > >> > > > > Company. > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> ________________________________ > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> >> CONFIDENTIALITY & PRIVACY NOTICE > > >> > > > > >>> > >>> >> >> This e-mail (including any attachments) is > > >> strictly > > >> > > > > >>> confidential > > >> > > > > >>> > >>> and > > >> > > > > >>> > >>> >> may > > >> > > > > >>> > >>> >> >> also contain privileged information. If > you > > >> are not > > >> > > > the > > >> > > > > >>> intended > > >> > > > > >>> > >>> >> recipient > > >> > > > > >>> > >>> >> >> you are not authorised to read, print, > save, > > >> > > process > > >> > > > or > > >> > > > > >>> disclose > > >> > > > > >>> > >>> this > > >> > > > > >>> > >>> >> >> message. If you have received this message > > by > > >> > > > mistake, > > >> > > > > please > > >> > > > > >>> > >>> inform > > >> > > > > >>> > >>> >> the > > >> > > > > >>> > >>> >> >> sender immediately and destroy this > e-mail, > > >> its > > >> > > > > attachments > > >> > > > > >>> and > > >> > > > > >>> > any > > >> > > > > >>> > >>> >> copies. > > >> > > > > >>> > >>> >> >> Any use, distribution, reproduction or > > >> disclosure > > >> > > by > > >> > > > > any > > >> > > > > >>> person > > >> > > > > >>> > >>> other > > >> > > > > >>> > >>> >> than > > >> > > > > >>> > >>> >> >> the intended recipient is strictly > > prohibited > > >> and > > >> > > the > > >> > > > > person > > >> > > > > >>> > >>> >> responsible > > >> > > > > >>> > >>> >> >> may incur in penalties. > > >> > > > > >>> > >>> >> >> The use of this e-mail is only for > > >> professional > > >> > > > > purposes; > > >> > > > > >>> there > > >> > > > > >>> > is > > >> > > > > >>> > >>> no > > >> > > > > >>> > >>> >> >> guarantee that the correspondence towards > > this > > >> > > e-mail > > >> > > > > will be > > >> > > > > >>> > read > > >> > > > > >>> > >>> >> only by > > >> > > > > >>> > >>> >> >> the recipient, because, under certain > > >> > > circumstances, > > >> > > > > there > > >> > > > > >>> may > > >> > > > > >>> > be a > > >> > > > > >>> > >>> >> need to > > >> > > > > >>> > >>> >> >> access this email by third subjects > > belonging > > >> to > > >> > > the > > >> > > > > Company. > > >> > > > > >>> > >>> >> >> > > >> > > > > >>> > >>> >> > > > >> > > > > >>> > >>> >> > > >> > > > > >>> > >>> > > > >> > > > > >>> > >>> > > >> > > > > >>> > >> > > >> > > > > >>> > > > >> > > > > >>> > > >> > > > > >> > > >> > > > > > > >> > > > > > > >> > > > > ________________________________ > > >> > > > > > > >> > > > > CONFIDENTIALITY & PRIVACY NOTICE > > >> > > > > This e-mail (including any attachments) is strictly > confidential > > >> and > > >> > > may > > >> > > > > also contain privileged information. If you are not the > intended > > >> > > > recipient > > >> > > > > you are not authorised to read, print, save, process or > disclose > > >> this > > >> > > > > message. If you have received this message by mistake, please > > >> inform > > >> > > the > > >> > > > > sender immediately and destroy this e-mail, its attachments > and > > >> any > > >> > > > copies. > > >> > > > > Any use, distribution, reproduction or disclosure by any > person > > >> other > > >> > > > than > > >> > > > > the intended recipient is strictly prohibited and the person > > >> > > responsible > > >> > > > > may incur in penalties. > > >> > > > > The use of this e-mail is only for professional purposes; > there > > >> is no > > >> > > > > guarantee that the correspondence towards this e-mail will be > > >> read only > > >> > > > by > > >> > > > > the recipient, because, under certain circumstances, there may > > be > > >> a > > >> > > need > > >> > > > to > > >> > > > > access this email by third subjects belonging to the Company. > > >> > > > > > > >> > > > > > >> > > > > >> > > >> > > >
