CDH5.8.2安装之Hash verification failed

简介: 一.问题 Hash verification failed 在cdh5.8.2 web界面集群安装过程中,Parcels hash校验失败。 二.

.问题 Hash verification failed

cdh5.8.2 web界面集群安装过程中,Parcels hash校验失败。

.解决方法1(蒙蔽)

1.修改manifest.jsonhash

[root@hadoop-01 parcels]# cat CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel.sha

227d11e344698c70e654ca6768fc017735b73ae3

[root@hadoop-01 parcels]# sha1sum CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel

cb7c70d07e68a256a1cb3b06e79e688ac64f3432  CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel


[root@hadoop-01 parcels]# cat manifest.json | grep CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel

            "parcelName": "CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel",

 

 [root@hadoop-01 parcels]# vi manifest.json

#:/ 进入搜索模式,输入CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel,
将其的hash227d11e344698c70e654ca6768fc017735b73ae3 改为cb7c70d07e68a256a1cb3b06e79e688ac64f3432

2.web界面,单击 Back,再单击 Continue

.解决方法2(根源)

假如解决方法1,还是不能解决,可能parcel文件损坏。

故需要重新下载,这时web界面不要关闭,单击 Back,再单击 Continue

1.删除本地CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel文件

[root@hadoop-01 parcels]# rm -f CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel 

2.重新下载

 [root@hadoop-01 parcels]# wget http://archive.cloudera.com/cdh5/parcels/5.8.2/CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel 

3.再次校验hash值,对比

[root@hadoop-01 parcels]# sha1sum CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel

227d11e344698c70e654ca6768fc017735b73ae3  CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel

[root@hadoop-01 parcels]# 

[root@hadoop-01 parcels]# cat CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel.sha

227d11e344698c70e654ca6768fc017735b73ae3

 

### 一致,就说明下载文件是完整的,未损坏 

4.web界面,单击 Back,再单击 Continue,发现error


ERROR:

? Src file /opt/cloudera/parcels/.flood/CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel/CDH-5.8.2-1.cdh5.8.2.p0.3-el6.parcel does not exist  -  hadoop-01 ...and 4 others

5.web界面,果断快速的单击 Back

 

6. 手工去每台机器删除文件夹/opt/cloudera/parcels/.flood 重启agent

[root@hadoop-01 ~]# rm -rf /opt/cloudera/parcels/.flood

[root@hadoop-02 ~]# rm -rf /opt/cloudera/parcels/.flood

[root@hadoop-03 ~]# rm -rf /opt/cloudera/parcels/.flood

[root@hadoop-04 ~]# rm -rf /opt/cloudera/parcels/.flood

[root@hadoop-05 ~]# rm -rf /opt/cloudera/parcels/.flood

[root@hadoop-06 ~]# rm -rf /opt/cloudera/parcels/.flood


[root@hadoop-01 ~]# service cloudera-scm-agent restart

[root@hadoop-02 ~]# service cloudera-scm-agent restart

[root@hadoop-03 ~]# service cloudera-scm-agent restart

[root@hadoop-04 ~]# service cloudera-scm-agent restart

[root@hadoop-05 ~]# service cloudera-scm-agent restart

[root@hadoop-06 ~]# service cloudera-scm-agent restart 

7. web界面,再单击 Continue,发现以下错误

? Untar failed with return code: 2, with tar output: stdout: [], stderr: [ gzip: stdin: invalid compressed data--crc error tar: Child returned status 1 tar: Error is not recoverable: exiting now ]  -  hadoop-04 

8.谷歌,cloudera社区搜索,无法解决

9.再次执行 步骤6

10.关闭当前页,打开http://172.16.101.54:7180

11. 单击 Add Cloudera Management Service,创建cms服务

12.单击 Add Cluster,创建集群,失败,无法单击continue,应该是个bug


13. 强制卸载和清理的集群的文件和安装包

14. 重新安装,其界面如下

 

. 吸取教训:

a.校验下载的文件

b当出现Hash verification failed,不要做解决方案1,直接执行解决方案2step 1-3,然后单击back,continue按钮

c.干脆执行解决方案2step 13-14

 
 

.备注

遇之问题,与之斗争,穷尽方法,提高自己,重新再来。


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