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Re: [Samba] using samba with bind dlz




On Sun, 9 Jul 2017 18:17:01 -0600
Jeff Sadowski via samba <samba@xxxxxxxxxxxxxxx> wrote:

> I am trying to setup samba as a dc using bind dlz
> 
> I'm not sure how much I need to setup on bind before I can use it. I
> did the following check.
> 
> [root@dc1 ~]# named -V | sed 's/ /\n/g'| grep '\-\-' |grep -e gssapi
> -e dlopen
> '--with-dlopen=yes'
> '--with-gssapi=yes'
> 
> I am using the default config for samba that came with Fedora Rawhide.
> I wanted to try out the newly built samba-4.7rc1 that was recently
> built with ad support for it.
> 
> I'm willing to try out a few things. I'll do the internal dns if I
> can't get bind working but I wanted to try bind with dlz ike I have
> working in ubuntu.
> 
> Here is what happens
> 
> [root@dc1 ~]# named -V | sed 's/ /\n/g'| grep '\-\-' |grep -e gssapi
> -e dlopen
> '--with-dlopen=yes'
> '--with-gssapi=yes'
> [root@dc1 ~]# samba-tool domain provision --use-rfc2307 --interactive
> Realm: fedora.methanemaker.mooo.com
>  Domain [fedora]:
>  Server Role (dc, member, standalone) [dc]:
>  DNS backend (SAMBA_INTERNAL, BIND9_FLATFILE, BIND9_DLZ, NONE)
> [SAMBA_INTERNAL]: BIND9_DLZ
> Administrator password:
> ...
> everything looks good till
> ...
> Failed to setup database for BIND, AD based DNS cannot be used
> ERROR(<type 'exceptions.OSError'>): uncaught exception - [Errno 2] No
> such file or directory
>   File "/usr/lib64/python2.7/site-packages/samba/netcmd/__init__.py",
> line 176, in _run
>     return self.run(*args, **kwargs)
>   File "/usr/lib64/python2.7/site-packages/samba/netcmd/domain.py",
> line 474, in run
>     nosync=ldap_backend_nosync, ldap_dryrun_mode=ldap_dryrun_mode)
>   File
> "/usr/lib64/python2.7/site-packages/samba/provision/__init__.py",
> line 2175, in provision skip_sysvolacl=skip_sysvolacl)
>   File
> "/usr/lib64/python2.7/site-packages/samba/provision/__init__.py",
> line 1836, in provision_fill targetdir=targetdir,
> fill_level=samdb_fill) File
> "/usr/lib64/python2.7/site-packages/samba/provision/sambadns.py",
> line 1162, in setup_ad_dns hostip6=hostip6, targetdir=targetdir)
>   File
> "/usr/lib64/python2.7/site-packages/samba/provision/sambadns.py",
> line 1222, in setup_bind9_dns create_samdb_copy(samdb, logger, paths,
> names, names.domainsid, domainguid)
>   File
> "/usr/lib64/python2.7/site-packages/samba/provision/sambadns.py",
> line 851, in create_samdb_copy os.path.join(dns_dir, "sam.ldb"))
>   File "/usr/lib64/python2.7/site-packages/samba/tdb_util.py", line
> 36, in tdb_copy
>     status = subprocess.call(tdbbackup_cmd, close_fds=True,
> shell=False) File "/usr/lib64/python2.7/subprocess.py", line 168, in
> call return Popen(*popenargs, **kwargs).wait()
>   File "/usr/lib64/python2.7/subprocess.py", line 390, in __init__
>     errread, errwrite)
>   File "/usr/lib64/python2.7/subprocess.py", line 1024, in
> _execute_child raise child_exception

I normally just install Bind 9, then configure it, but do not start it
before provisioning Samba.

What version of Bind is installed ?

Rowland

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