zkCli.sh start 無法連接配接本地用戶端

現象：

2019-12-30 23:19:42,571 [myid:] - INFO  [main:[email protected]] - Initiating client connection, connectString=localhost:2181 sessionTimeout=30000 [email protected]

ZooKeeper -server host:port cmd args

        stat path [watch]

        set path data [version]

        ls path [watch]

        delquota [-n|-b] path

排查問題： 

[[email protected] bin]# zkServer.sh status

ZooKeeper JMX enabled by default

Using config: /usr/local/software/zookeeper-3.4.12/bin/../conf/zoo.cfg

Mode: follower

确定目前zookeeper已經啟動

檢視配置：

[[email protected] bin]# cat ../conf/zoo.cfg 

# The number of milliseconds of each tick

tickTime=2000

# The number of ticks that the initial 

# synchronization phase can take

initLimit=10

# The number of ticks that can pass between 

# sending a request and getting an acknowledgement

syncLimit=5

# the directory where the snapshot is stored.

# do not use /tmp for storage, /tmp here is just 

# example sakes.

dataDir=/usr/local/software/zookeeper-3.4.12/data

# the port at which the clients will connect

clientPort=2181

# the maximum number of client connections.

# increase this if you need to handle more clients

#maxClientCnxns=60

#

# Be sure to read the maintenance section of the 

# administrator guide before turning on autopurge.

#

# http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance

#

# The number of snapshots to retain in dataDir

#autopurge.snapRetainCount=3

# Purge task interval in hours

# Set to "0" to disable auto purge feature

#autopurge.purgeInterval=1

server.0=192.168.25.128:2888:3888

server.1=192.168.25.129:2888:3888

server.2=192.168.25.130:2888:3888

server.3=192.168.25.131:2888:3888

配置的沒有問題

重新嘗試zkCli.sh -server 192.168.25.131:2181 連接配接成功

不直接使用

[[email protected] bin]# zkCli.sh -server localhost:2181

Connecting to localhost:2181

2019-12-30 23:24:58,007 [myid:] - INFO  [main:[email protected]] - Client environment:zookeeper.version=3.4.12-e5259e437540f349646870ea94dc2658c4e44b3b, built on 03/27/2018 03:55 GMT

2019-12-30 23:24:58,023 [myid:] - INFO  [main:[email protected]] - Client environment:host.name=bogon

2019-12-30 23:24:58,024 [myid:] - INFO  [main:[email protected]] - Client environment:java.version=1.8.0_201

2019-12-30 23:24:58,034 [myid:] - INFO  [main:[email protected]] - Client environment:java.vendor=Oracle Corporation

2019-12-30 23:24:58,034 [myid:] - INFO  [main:[email protected]] - Client environment:java.home=/usr/local/software/jdk1.8.0_201/jre

2019-12-30 23:24:58,035 [myid:] - INFO  [main:[email protected]] - Client environment:java.class.path=/usr/local/software/zookeeper-3.4.12/bin/../build/classes:/usr/local/software/zookeeper-3.4.12/bin/../build/lib/*.jar:/usr/local/software/zookeeper-3.4.12/bin/../lib/slf4j-log4j12-1.7.25.jar:/usr/local/software/zookeeper-3.4.12/bin/../lib/slf4j-api-1.7.25.jar:/usr/local/software/zookeeper-3.4.12/bin/../lib/netty-3.10.6.Final.jar:/usr/local/software/zookeeper-3.4.12/bin/../lib/log4j-1.2.17.jar:/usr/local/software/zookeeper-3.4.12/bin/../lib/jline-0.9.94.jar:/usr/local/software/zookeeper-3.4.12/bin/../lib/audience-annotations-0.5.0.jar:/usr/local/software/zookeeper-3.4.12/bin/../zookeeper-3.4.12.jar:/usr/local/software/zookeeper-3.4.12/bin/../src/java/lib/*.jar:/usr/local/software/zookeeper-3.4.12/bin/../conf:.:/usr/local/software/jdk1.8.0_201/lib/dt.jar:/usr/local/software/jdk1.8.0_201/lib/tools.jar

2019-12-30 23:24:58,035 [myid:] - INFO  [main:[email protected]] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib

2019-12-30 23:24:58,035 [myid:] - INFO  [main:[email protected]] - Client environment:java.io.tmpdir=/tmp

2019-12-30 23:24:58,035 [myid:] - INFO  [main:[email protected]] - Client environment:java.compiler=<NA>

2019-12-30 23:24:58,035 [myid:] - INFO  [main:[email protected]] - Client environment:os.name=Linux

2019-12-30 23:24:58,036 [myid:] - INFO  [main:[email protected]] - Client environment:os.arch=amd64

2019-12-30 23:24:58,036 [myid:] - INFO  [main:[email protected]] - Client environment:os.version=3.10.0-862.el7.x86_64

2019-12-30 23:24:58,036 [myid:] - INFO  [main:[email protected]] - Client environment:user.name=root

2019-12-30 23:24:58,037 [myid:] - INFO  [main:[email protected]] - Client environment:user.home=/root

2019-12-30 23:24:58,037 [myid:] - INFO  [main:[email protected]] - Client environment:user.dir=/usr/local/software/zookeeper-3.4.12/bin

2019-12-30 23:24:58,039 [myid:] - INFO  [main:[email protected]] - Initiating client connection, connectString=localhost:2181 sessionTimeout=30000 [email protected]

Welcome to ZooKeeper!

2019-12-30 23:24:58,077 [myid:] - INFO  [main-SendThread(localhost:2181):[email protected]] - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)

JLine support is enabled

2019-12-30 23:24:58,161 [myid:] - INFO  [main-SendThread(localhost:2181):[email protected]] - Socket connection established to localhost/127.0.0.1:2181, initiating session

2019-12-30 23:24:58,177 [myid:] - INFO  [main-SendThread(localhost:2181):[email protected]] - Session establishment complete on server localhost/127.0.0.1:2181, sessionid = 0x3123ba00002, negotiated timeout = 30000

WATCHER::

WatchedEvent state:SyncConnected type:None path:null

成功啟動