Samba : Samba Winbind2020/05/19 |
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Join in Windows Active Directory Domain with Samba Winbind.
This tutorial needs Windows Active Directory Domain Service in your Local Network.
This example is based on the environment like follows.
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| [1] | Install Winbind. |
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root@smb:~#
apt -y install winbind libpam-winbind libnss-winbind krb5-config samba-dsdb-modules samba-vfs-modules # 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] | Configure Winbind. |
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root@smb:~#
vi /etc/samba/smb.conf # line 29: change NetBIOS Name to AD DS's one and add like follows
workgroup = FD3S01
realm = SRV.WORLD security = ads idmap config * : backend = tdb idmap config * : range = 3000-7999 idmap config FD3S01 : backend = rid idmap config FD3S01 : range = 10000-999999 template homedir = /home/%U template shell = /bin/bash winbind use default domain = true winbind offline logon = false
root@smb:~#
vi /etc/nsswitch.conf # line 7: add like follows passwd: files systemd winbind group: files systemd winbind
root@smb:~#
vi /etc/pam.d/common-session # add to the end if you need (auto create a home directory at initial login) session optional pam_mkhomedir.so skel=/etc/skel umask=077
nameservers:
addresses: [10.0.0.100]
root@smb:~# netplan apply
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| [3] | Join in Windows Active Directory Domain. |
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# join in domain ( net ads join -U [AD's Administrative user]) root@smb:~# net ads join -U Administrator Enter Administrator's password: Using short domain name -- FD3S01 Joined 'SMB' to dns domain 'srv.world'
root@smb:~#
systemctl restart winbind
# show domain info root@smb:~# net ads info LDAP server: 10.0.0.100 LDAP server name: fd3s.srv.world Realm: SRV.WORLD Bind Path: dc=SRV,dc=WORLD LDAP port: 389 Server time: Tue, 19 May 2020 16:04:08 JST KDC server: 10.0.0.100 Server time offset: 0 Last machine account password change: Tue, 19 May 2020 16:02:46 JST # show AD user list root@smb:~# wbinfo -u administrator guest krbtgt serverworld mssql ldapusers # verify to login with an AD user root@smb:~# exit logout Ubuntu 20.04 LTS smb.srv.world ttyS0 smb login: serverworld@srv.world Password: Welcome to Ubuntu 20.04 LTS (GNU/Linux 5.4.0-26-generic x86_64) ..... ..... Creating directory '/home/serverworld'. serverworld@smb:~$ # loginedserverworld@smb:~$ id uid=11103(serverworld) gid=10513(domain users) groups=10513(domain users),11103(serverworld) |
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