4.進行安裝Ambari

4.1 安裝Ambari2.2.2

4.1.1安裝Ambari

yum install ambari-server

4.1.2配置Ambari

ambari-server setup

下面是配置執行流程，按照提示操作

1.檢查SELinux是否關閉，如果關閉不用操作

Using Python ?/usr/bin/python
Setup ambari-server
Checking SELinux...
SELinux status is 'disabled'

2.提示是否自定義設置。輸入：y

Customize user account for ambari-server daemon [y/n] (n)? y

3.ambari-server 賬號。輸入：ambari

Enter user account for ambari-server daemon (root):ambari
Adjusting ambari-server permissions and ownership...

4.檢查防火墻，如果關閉則不用操作

Checking firewall status...
Redirecting to /bin/systemctl status ?iptables.service

5.設置JDK。輸入：3

Checking JDK...
Do you want to change Oracle JDK [y/n] (n)? y
[1] Oracle JDK 1.8 + Java Cryptography Extension (JCE) Policy Files 8
[2] Oracle JDK 1.7 + Java Cryptography Extension (JCE) Policy Files 7
[3] Custom JDK
==============================================================================
Enter choice (1): 3

6.如果上面選擇3自定義JDK,則需要設置JAVA_HOME。輸入：/opt/java/jdk1.8.0_91

WARNING: JDK must be installed on all hosts and JAVA_HOME must be valid on all hosts.
WARNING: JCE Policy files are required for configuring Kerberos security. If you plan to use Kerberos,please make sure JCE Unlimited Strength Jurisdiction Policy Files are valid on all hosts.
Path to JAVA_HOME: /opt/java/jdk1.8.0_91
Validating JDK on Ambari Server...done.
Completing setup...

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