CDH 组件升级：zookeeper升级到 3.4.14

快来打我* 2022-10-16 01:49 207阅读 0赞

### 文章目录 ###

*  1, 存在的问题
 *  2, 升级
 *   *  a, 查看现有的版本，和启动过程
     *  b, 下载新版的zookeeper,并替换, 重启zk服务

# 1, 存在的问题 #

*  Apache ZooKeeper 3.4.10之前版本、3.5.0-alpha版本至3.5.3-beta版本，在身份验证/授权检测实现中存在安全漏洞，可使任意端点加入群集，修改内容  
    [https://www.linuxidc.com/Linux/2018-05/152640.htm][https_www.linuxidc.com_Linux_2018-05_152640.htm]

# 2, 升级 #

## a, 查看现有的版本，和启动过程 ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2V5ZW9mZWFnbGU_size_16_color_FFFFFF_t_70]

[root@test-c6 ~]# echo stat|nc localhost 2181
    Zookeeper version: 3.4.5-cdh5.12.0--1, built on 06/29/2017 11:30 GMT
    Clients:
     /192.168.56.161:39730[1](queued=0,recved=4051,sent=4051)
     /192.168.56.161:45502[1](queued=0,recved=8694,sent=8712)
     /127.0.0.1:50524[0](queued=0,recved=1,sent=0)
     /192.168.56.161:39732[1](queued=0,recved=4051,sent=4051)
     /192.168.56.161:39718[1](queued=0,recved=4077,sent=4077)
     /192.168.56.161:45550[1](queued=0,recved=4315,sent=4320)
    
    Latency min/avg/max: 0/0/151994
    Received: 4305641
    Sent: 4307642
    Connections: 6
    Outstanding: 0
    Zxid: 0x3a741
    Mode: standalone
    Node count: 1347
    
    
    ## 文件路径
    [root@test-c6 ~]# ll /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/zookeeper
    total 28
    drwxr-xr-x. 2 root root  4096 Jun 29  2017 bin
    drwxr-xr-x. 2 root root  4096 Jun 29  2017 cloudera
    lrwxrwxrwx. 1 root root    19 May 14  2020 conf -> /etc/zookeeper/conf
    drwxr-xr-x. 2 root root  4096 Jun 29  2017 lib
    -rw-r--r--. 1 root root 11358 Jun 29  2017 LICENSE.txt
    -rw-r--r--. 1 root root   170 Jun 29  2017 NOTICE.txt
    lrwxrwxrwx. 1 root root    40 May 14  2020 zookeeper-3.4.5-cdh5.12.0.jar -> ../../jars/zookeeper-3.4.5-cdh5.12.0.jar
    lrwxrwxrwx. 1 root root    29 May 14  2020 zookeeper.jar -> zookeeper-3.4.5-cdh5.12.0.jar
    
    
    [root@test-c6 ~]# readlink -f /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/zookeeper/zookeeper.jar
    /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/zookeeper-3.4.5-cdh5.12.0.jar

## b, 下载新版的zookeeper,并替换, 重启zk服务 ##

[http://archive.apache.org/dist/zookeeper/zookeeper-3.4.14/][http_archive.apache.org_dist_zookeeper_zookeeper-3.4.14]

### 备份旧版本
    [root@test-c6 ~]# cp /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/zookeeper-3.4.5-cdh5.12.0.jar /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/zookeeper-3.4.5-cdh5.12.0.jar.bak
    [root@test-c6 ~]# cp -ra /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/zookeeper/lib/ /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/zookeeper/lib.bak
    
    ## 下载新版的，替换 zookeeper jar包
    [root@test-c6 zookeeper-3.4.14]# cp zookeeper-3.4.14.jar /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/zookeeper-3.4.5-cdh5.12.0.jar
    cp: overwrite `/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/zookeeper-3.4.5-cdh5.12.0.jar'? y
    [root@test-c6 zookeeper-3.4.14]# cp lib/*.jar /opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/zookeeper/lib/ 
    
    
    [root@test-c6 zookeeper-3.4.14]# echo stat|nc localhost 2181
    Zookeeper version: 3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf, built on 03/06/2019 16:18 GMT
    Clients:
     /192.168.56.161:46996[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47036[1](queued=0,recved=4,sent=4)
     /192.168.56.161:46994[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47006[1](queued=0,recved=4,sent=4)
     /127.0.0.1:59282[0](queued=0,recved=1,sent=0)
     /192.168.56.161:46998[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47022[1](queued=0,recved=7,sent=7)
     /192.168.56.161:47026[1](queued=0,recved=56,sent=56)
     /192.168.56.161:47020[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47024[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47010[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47030[1](queued=0,recved=5,sent=5)
     /192.168.56.161:47002[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47018[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47016[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47162[1](queued=0,recved=67,sent=67)
     /192.168.56.161:47000[1](queued=0,recved=4,sent=4)
     /192.168.56.161:47004[1](queued=0,recved=4,sent=4)
    
    Latency min/avg/max: 0/0/3
    Received: 196
    Sent: 195
    Connections: 18
    Outstanding: 0
    Zxid: 0x3a7a4
    Mode: standalone
    Node count: 1345

[https_www.linuxidc.com_Linux_2018-05_152640.htm]: https://www.linuxidc.com/Linux/2018-05/152640.htm
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2V5ZW9mZWFnbGU_size_16_color_FFFFFF_t_70]: /images/20221014/aac57aaf0bc549ca83dfa89127bb5f74.png
[http_archive.apache.org_dist_zookeeper_zookeeper-3.4.14]: http://archive.apache.org/dist/zookeeper/zookeeper-3.4.14/