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Join in Active Directory Domain
2017/06/26 |
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Join in Windows Active Directory Domain.
This tutorial needs Windows Active Directory Domain Service in your LAN.
This example shows to configure on the environment below.
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| [1] | Install some required packages. |
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root@dlp:~#
apt -y install realmd sssd sssd-tools adcli krb5-user packagekit samba-common samba-common-bin samba-libs resolvconf # specify realm +------------------+ Configuring Kerberos Authentication +------------------+ | When users attempt to use Kerberos and specify a principal or user name | | without specifying what administrative Kerberos realm that principal | | belongs to, the system appends the default realm. The default realm may | | also be used as the realm of a Kerberos service running on the local | | machine. Often, the default realm is the uppercase version of the local | | DNS domain. | | | | Default Kerberos version 5 realm: | | | | SRV.WORLD________________________________________________________________ | | | | <Ok> | | | +---------------------------------------------------------------------------+ # specify hostname of AD DS
+--------------+ Configuring Kerberos Authentication +---------------+
| Enter the hostnames of Kerberos servers in the SRV.WORLD |
| Kerberos realm separated by spaces. |
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| Kerberos servers for your realm: |
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| fd3s.srv.world____________________________________________________ |
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| <Ok> |
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+--------------------------------------------------------------------+
# specify hostname of AD DS +------------------+ Configuring Kerberos Authentication +------------------+ | Enter the hostname of the administrative (password changing) server for | | the SRV.WORLD Kerberos realm. | | | | Administrative server for your Kerberos realm: | | | | fd3s.srv.world___________________________________________________________ | | | | <Ok> | | | +---------------------------------------------------------------------------+ |
| [2] | Join in Windows Active Directory Domain. |
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dns-nameservers
10.0.0.100
root@dlp:~#
systemctl restart ifup@ens3 resolvconf
root@dlp:~#
vi /etc/pam.d/common-session # add to the end if need (create home directory automatically at initial login) session optional pam_mkhomedir.so skel=/etc/skel umask=077 # discover Active Directory domain root@dlp:~# realm discover SRV.WORLD srv.world type: kerberos realm-name: SRV.WORLD domain-name: srv.world configured: no server-software: active-directory client-software: sssd required-package: sssd-tools required-package: sssd required-package: libnss-sss required-package: libpam-sss required-package: adcli required-package: samba-common-bin # join in Active Directory domain root@dlp:~# realm join SRV.WORLD Password for Administrator: # Administrator's password
# make sure it's possible to get an AD user info root@dlp:~# id FD3S01\\Serverworld uid=1066601000(serverworld@srv.world) gid=1066600513(domain users@srv.world) groups=1066600513(domain users@srv.world # make sure it's possible to switch to an AD user root@dlp:~# su - FD3S01\\Serverworld Creating directory '/home/serverworld@srv.world'. serverworld@srv.world@dlp:~$ # just switched
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| [3] | If you'd like to omit domain name of AD user, configure like follows. |
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root@dlp:~#
vi /etc/sssd/sssd.conf # line 16: change use_fully_qualified_names = False
root@dlp:~#
root@dlp:~# systemctl restart sssd id Administrator uid=1066600500(administrator) gid=1066600513(domain users) groups=1066600513(domain users), 1066600518(schema admins),1066600572(denied rodc password replication group), 1066600520(group policy creator owners),1066600512(domain admins),1066600519(enterprise admins) |