Samba AD DC : 既存 AD に Samba DC を追加2018/06/27 |
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すでに存在する Windows の Active Directory のフォレストに Samba DC を追加します。
当例では、以下のような Active Directory 環境で設定します。 また Samba はリンク先の通りインストールしているものとします。
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| [1] | ドメイン管理ユーザーの Kerberos チケットの取得 等々を実施しておきます。 |
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[root@smb ~]#
yum -y install krb5-workstation
[root@smb ~]#
vi /etc/krb5.conf # 以下の内容に変更 (レルムは自身の環境に置き換え)
[libdefaults]
default_realm = SRV.WORLD
dns_lookup_realm = false
dns_lookup_kdc = true
# 参照する DNS を AD に変更 (インターフェース名や AD の IP は自身の環境に置き換え) [root@smb ~]# nmcli connection modify eth0 ipv4.dns 10.0.0.100 [root@smb ~]# nmcli connection down eth0; nmcli connection up eth0
[root@smb ~]#
[root@smb ~]# kinit administrator Password for administrator@SRV.WORLD: klist
Ticket cache: FILE:/tmp/krb5cc_0
Default principal: administrator@SRV.WORLD
Valid starting Expires Service principal
06/27/2018 19:24:52 06/28/2018 05:24:52 krbtgt/SRV.WORLD@SRV.WORLD
renew until 06/28/2018 19:24:48
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| [2] | 既存 AD に Samba DC を追加します。 |
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[root@smb ~]# samba-tool domain join srv.world DC -U "FD3S01\administrator" --dns-backend=SAMBA_INTERNAL Finding a writeable DC for domain 'srv.world' Found DC FD3S.srv.world Password for [FD3S01\administrator]: workgroup is FD3S01 realm is srv.world Adding CN=SMB,OU=Domain Controllers,DC=srv,DC=world Adding CN=SMB,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=srv,DC=world Adding CN=NTDS Settings,CN=SMB,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=srv,DC=world Adding SPNs to CN=SMB,OU=Domain Controllers,DC=srv,DC=world Setting account password for SMB$ Enabling account Calling bare provision Looking up IPv4 addresses Looking up IPv6 addresses No IPv6 address will be assigned 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 Unable to determine the DomainSID, can not enforce uniqueness constraint on local domainSIDs A Kerberos configuration suitable for Samba AD has been generated at /etc/samba/krb5.conf Merge the contents of this file with your system krb5.conf or replace it with this one. Do not create a symlink! Provision OK for domain DN DC=srv,DC=world Starting replication Schema-DN[CN=Schema,CN=Configuration,DC=srv,DC=world] objects[402/1436] linked_values[0/0] Schema-DN[CN=Schema,CN=Configuration,DC=srv,DC=world] objects[804/1436] linked_values[0/0] Schema-DN[CN=Schema,CN=Configuration,DC=srv,DC=world] objects[1206/1436] linked_values[0/0] Schema-DN[CN=Schema,CN=Configuration,DC=srv,DC=world] objects[1608/1436] linked_values[0/0] Schema-DN[CN=Schema,CN=Configuration,DC=srv,DC=world] objects[1743/1436] linked_values[0/0] Analyze and apply schema objects Partition[CN=Configuration,DC=srv,DC=world] objects[402/2141] linked_values[0/24] Partition[CN=Configuration,DC=srv,DC=world] objects[804/2141] linked_values[0/24] Partition[CN=Configuration,DC=srv,DC=world] objects[1206/2141] linked_values[0/24] Partition[CN=Configuration,DC=srv,DC=world] objects[1608/2141] linked_values[0/24] Partition[CN=Configuration,DC=srv,DC=world] objects[1766/2141] linked_values[24/24] Replicating critical objects from the base DN of the domain Partition[DC=srv,DC=world] objects[109/108] linked_values[25/28] Partition[DC=srv,DC=world] objects[376/4748] linked_values[28/28] Done with always replicated NC (base, config, schema) Replicating DC=DomainDnsZones,DC=srv,DC=world Partition[DC=DomainDnsZones,DC=srv,DC=world] objects[34/34] linked_values[0/0] Replicating DC=ForestDnsZones,DC=srv,DC=world Partition[DC=ForestDnsZones,DC=srv,DC=world] objects[18/18] linked_values[0/0] Exop on[CN=RID Manager$,CN=System,DC=srv,DC=world] objects[3] linked_values[0] Committing SAM database Adding 1 remote DNS records for SMB.srv.world Adding DNS A record SMB.srv.world for IPv4 IP: 10.0.0.33 Adding DNS CNAME record ab920914-1b88-4df9-9146-f2d13d04830e._msdcs.srv.world for SMB.srv.world All other DNS records (like _ldap SRV records) will be created samba_dnsupdate on first startup Replicating new DNS records in DC=DomainDnsZones,DC=srv,DC=world Partition[DC=DomainDnsZones,DC=srv,DC=world] objects[1/35] linked_values[0/0] Replicating new DNS records in DC=ForestDnsZones,DC=srv,DC=world Partition[DC=ForestDnsZones,DC=srv,DC=world] objects[1/19] linked_values[0/0] Sending DsReplicaUpdateRefs for all the replicated partitions Setting isSynchronized and dsServiceName Setting up secrets database Joined domain FD3S01 (SID S-1-5-21-1764851099-3332435390-390327390) as a DC
[root@smb ~]#
systemctl restart samba # 任意の AD ユーザーでローカルホストに対して認証可能か確認 [root@smb ~]# smbclient //127.0.0.1/netlogon -U Serverworld -c 'ls'
Enter FD3S01\Serverworld's password:
. D 0 Wed Jun 27 19:50:09 2018
.. D 0 Wed Jun 27 19:50:14 2018
27245572 blocks of size 1024. 24788736 blocks available
# ディレクトリのレプリケーションのステータス確認 [root@smb ~]# samba-tool drs showrepl
Default-First-Site-Name\SMB
DSA Options: 0x00000001
DSA object GUID: ab920914-1b88-4df9-9146-f2d13d04830e
DSA invocationId: af571adc-be90-427f-8690-28aa93059b83
==== INBOUND NEIGHBORS ====
DC=DomainDnsZones,DC=srv,DC=world
Default-First-Site-Name\FD3S via RPC
DSA object GUID: 856fa301-de41-4030-bd94-99dee8a4dd99
Last attempt @ Wed Jun 27 14:32:26 2018 JST was successful
0 consecutive failure(s).
Last success @ Wed Jun 27 14:32:26 2018 JST
.....
.....
==== KCC CONNECTION OBJECTS ====
Connection --
Connection name: 5837abaa-9bcc-40be-9136-5fe27da3dab2
Enabled : TRUE
Server DNS name : FD3S.srv.world
Server DN name : CN=NTDS Settings,CN=FD3S,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=srv,DC=world
TransportType: RPC
options: 0x00000001
Warning: No NC replicated for Connection!
# No NC replicated for Connection! は公式ドキュメントによると、害は無くさほど気にしなくとも良いとのこと
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