CentOS 7
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Configure NIS Client
2015/01/12
 
Configure NIS Client.
This example is based on the environment below. 
+----------------------+          |          +----------------------+
| [    NIS Server    ] |10.0.0.30 | 10.0.0.31| [    NIS Client    ] |
|     dlp.srv.world    +----------+----------+     www.srv.world    |
|                      |                     |                      |
+----------------------+                     +----------------------+
[1] Configure on NIS client.
[root@www ~]#
yum -y install ypbind rpcbind
# set NIS domain

[root@www ~]#
ypdomainname srv.world

[root@www ~]#
echo "NISDOMAIN=srv.world" >> /etc/sysconfig/network

[root@www ~]#
vi /etc/hosts
# add IP addresses for NIS server and clients

10.0.0.30   dlp.srv.world dlp
10.0.0.31   www.srv.world www
[root@www ~]#
authconfig \
--enablenis \
--nisdomain=srv.world \
--nisserver=dlp.srv.world \
--enablemkhomedir \
--update
[root@www ~]#
systemctl start rpcbind ypbind

[root@www ~]#
systemctl enable rpcbind ypbind

[root@www ~]#
exit
www login:
redhat
# NIS user

Password:
# NIS password

Creating directory '/home/redhat'.
[redhat@www ~]$
# just logined
# validation

[redhat@www ~]$
ypwhich

dlp.srv.world
# try to change NIS password

[redhat@www ~]$
yppasswd

Changing NIS account information for redhat on dlp.srv.world.
Please enter old password:
# current one

Changing NIS password for redhat on dlp.srv.world.
Please enter new password:
# new one

Please retype new password:
The NIS password has been changed on dlp.srv.world.
[2] If SELinux is enabled, it needs to add a rule to allow creating home directories automatically by mkhomedir.
[root@www ~]#
vi mkhomedir.te
# create new

module mkhomedir 1.0;

require {
        type unconfined_t;
        type oddjob_mkhomedir_exec_t;
        class file entrypoint;
}

#============= unconfined_t ==============
allow unconfined_t oddjob_mkhomedir_exec_t:file entrypoint;
[root@www ~]#
checkmodule -m -M -o mkhomedir.mod mkhomedir.te

checkmodule: loading policy configuration from mkhomedir.te
checkmodule: policy configuration loaded
checkmodule: writing binary representation (version 17) to mkhomedir.mod
[root@www ~]#
semodule_package --outfile mkhomedir.pp --module mkhomedir.mod

[root@www ~]#
semodule -i mkhomedir.pp

 
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