Samba : Samba Winbind2019/10/31 |
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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 ~]# dnf -y install samba-winbind samba-winbind-clients oddjob-mkhomedir
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| [2] | Configure Samba. |
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[root@smb ~]#
vi /etc/krb5.conf # line 18 : uncomment and specify Realm default_realm = SRV.WORLD
# line 22-25 : uncomment and specify Realm and Hostname of AD [realms] SRV.WORLD = { kdc = fd3s.srv.world admin_server = fd3s.srv.world } # create new # replace [realm] and [workgroup] for your environment
[global]
kerberos method = secrets and keytab
realm = SRV.WORLD
workgroup = FD3S01
security = ads
template shell = /bin/bash
winbind enum groups = Yes
winbind enum users = Yes
winbind separator = +
idmap config * : rangesize = 1000000
idmap config * : range = 1000000-19999999
idmap config * : backend = autorid
# switch to Winbind [root@smb ~]# authselect select winbind --force Backup stored at /var/lib/authselect/backups/2019-10-31-07-04-44.s4h7oO Profile "winbind" was selected. The following nsswitch maps are overwritten by the profile: - passwd - group Make sure that winbind service is configured and enabled. See winbind documentation for more information. # set if you need (create home directory when initial login) [root@smb ~]# authselect enable-feature with-mkhomedir [root@smb ~]# systemctl enable --now oddjobd
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| [3] | Join in Active Directory Domain. |
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# change DNS setting to refer to AD [root@smb ~]# nmcli connection modify enp1s0 ipv4.dns 10.0.0.100 [root@smb ~]# nmcli connection down enp1s0; nmcli connection up enp1s0 Connection 'enp1s0' successfully deactivated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/1) Connection successfully activated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/2) # join in domain [-U (AD user)] [root@smb ~]# net ads join -U Administrator Enter Administrator's password: Using short domain name -- FD3S01 Joined 'SMB' to dns domain 'srv.world' No DNS domain configured for smb. Unable to perform DNS Update. DNS update failed: NT_STATUS_INVALID_PARAMETER
[root@smb ~]#
systemctl enable --now 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: Thu, 30 Oct 2019 21:14:53 JST KDC server: 10.0.0.100 Server time offset: -1 Last machine account password change: Thu, 30 Oct 2019 21:11:46 JST # show AD user list [root@smb ~]# wbinfo -u FD3S01+administrator FD3S01+guest FD3S01+krbtgt FD3S01+serverworld FD3S01+redhat # verify possible to login with AD user [root@smb ~]# exit
logout
CentOS Linux 8 (Core)
Kernel 4.18.0-80.7.1.el8_0.x86_64 on an x86_64
smb login: FD3S01+serverworld
Password:
Creating home directory for FD3S01+serverworld.
[FD3S01+serverworld@smb ~]$ id
uid=2001103(FD3S01+serverworld) gid=2000513(FD3S01+domain users) groups=2000513(FD3S01+domain users),2001103(FD3S01+serverworld) context=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 |
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