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Samba AD DC : Configure DC
2017/06/25 |
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Configute Samba Active Directory Domain Controller.
This example configures on the environment bellow.
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| [1] | Install some packages. |
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root@smb:~#
apt -y install samba krb5-config winbind smbclient # set 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 the hostname +------------------+ Configuring Kerberos Authentication +------------------+ | Enter the hostnames of Kerberos servers in the SRV.WORLD Kerberos | | realm separated by spaces. | | | | Kerberos servers for your realm: | | | | smb.srv.world____________________________________________________________ | | | | <Ok> | | | +---------------------------------------------------------------------------+ # specify the hostname +------------------+ Configuring Kerberos Authentication +------------------+ | Enter the hostname of the administrative (password changing) server for | | the SRV.WORLD Kerberos realm. | | | | Administrative server for your Kerberos realm: | | | | smb.srv.world____________________________________________________________ | | | | <Ok> | | | +---------------------------------------------------------------------------+ |
| [2] | Configure Samba. |
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# rename or remove the default config file root@smb:~# mv /etc/samba/smb.conf /etc/samba/smb.conf.org root@smb:~# samba-tool domain provision # specify Realm Realm [SRV.WORLD]: SRV.WORLD # specify Domain name Domain [SRV]: SMB01 # Enter with default because it sets DC Server Role (dc, member, standalone) [dc]: # Enter with default because it uses Built-in DNS DNS backend (SAMBA_INTERNAL, BIND9_FLATFILE, BIND9_DLZ, NONE) [SAMBA_INTERNAL]: # confirm DNS setting and Enter if it's OK DNS forwarder IP address (write 'none' to disable forwarding) [10.0.0.10]: # set admin password # Do not set trivial password, if you input it, configuration wizard shows error and stops Administrator password: Retype password: Looking up IPv4 addresses Looking up IPv6 addresses No IPv6 address will be assigned Setting up share.ldb Setting up secrets.ldb Setting up the registry Setting up the privileges database Setting up idmap db Setting up SAM db Setting up sam.ldb partitions and settings Setting up sam.ldb rootDSE Pre-loading the Samba 4 and AD schema Adding DomainDN: DC=srv,DC=world Adding configuration container Setting up sam.ldb schema Setting up sam.ldb configuration data Setting up display specifiers Modifying display specifiers Adding users container Modifying users container Adding computers container Modifying computers container Setting up sam.ldb data Setting up well known security principals Setting up sam.ldb users and groups Setting up self join Adding DNS accounts Creating CN=MicrosoftDNS,CN=System,DC=srv,DC=world Creating DomainDnsZones and ForestDnsZones partitions Populating DomainDnsZones and ForestDnsZones partitions Setting up sam.ldb rootDSE marking as synchronized Fixing provision GUIDs A Kerberos configuration suitable for Samba 4 has been generated at /var/lib/samba/private/krb5.conf Once the above files are installed, your Samba4 server will be ready to use Server Role: active directory domain controller Hostname: smb NetBIOS Domain: SMB01 DNS Domain: srv.world DOMAIN SID: S-1-5-21-2545056461-174665597-1916133120
root@smb:~#
cp /var/lib/samba/private/krb5.conf /etc/ root@smb:~# systemctl stop smbd nmbd winbind root@smb:~# systemctl disable smbd nmbd winbind root@smb:~# systemctl unmask samba-ad-dc Removed /etc/systemd/system/samba-ad-dc.service. root@smb:~# systemctl start samba-ad-dc root@smb:~# systemctl enable samba-ad-dc
# show status root@smb:~# smbclient -L localhost -U%
Domain=[SMB01] OS=[Windows 6.1] Server=[Samba 4.5.8-Debian]
Sharename Type Comment
--------- ---- -------
netlogon Disk
sysvol Disk
IPC$ IPC IPC Service (Samba 4.5.8-Debian)
Domain=[SMB01] OS=[Windows 6.1] Server=[Samba 4.5.8-Debian]
Server Comment
--------- -------
Workgroup Master
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WORKGROUP
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| [3] | Confirm doman level and add a Domain user. |
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# confirm doman level root@smb:~# samba-tool domain level show Domain and forest function level for domain 'DC=srv,DC=world' Forest function level: (Windows) 2008 R2 Domain function level: (Windows) 2008 R2 Lowest function level of a DC: (Windows) 2008 R2 # add a donain user root@smb:~# samba-tool user create debian New Password: # set password Retype Password: User 'debian' created successfully |