webhcat-site.xml
To the webhcat-site.xml file, add the following
                    information:
Table 2.12. webhcat-site.xml Property Settings
| Property Name | Property Value | Description | 
|---|---|---|
| templeton.kerberos.principal | HTTP/_HOST@EXAMPLE.COM | |
| templeton.kerberos.keytab | /etc/security/keytabs/spnego.service.keytab | |
| templeton.kerberos.secret | secret | |
| hadoop.proxyuser.knox.groups | users | Grant proxy privileges to the Knox user. Note only required when using a Knox Gateway. | 
| hadoop.proxyuser.knox.hosts | $knox_host_FQDN | Identifies the Knox Gateway. Note only required when using a Knox Gateway. | 

