[Samba] unix_primary_group not used when writing files

[Rowland Penny]

On Wed, 2022-08-17 at 12:31 +0100, Matthew Richardson via samba wrote:
> I have a samba server (v4.13.17 - Ubuntu 20.04) set up joined to an
> AD
> domain, with the following idmap config:
> 
> [global]
>   workgroup = MYDOM
>   realm = MYDOM.EXAMPLE.COM
>   security = ads
>   idmap config * : backend = tdb
>   idmap config * : range = 3000 - 9999
>   idmap config MYDOM : backend = ad
>   idmap config MYDOM : schema_mode = rfc2307
>   idmap config MYDOM : range = 10000 - 9999999
>   idmap config MYDOM : unix_primary_group = yes
>   idmap config MYDOM : unix_nss_info = yes
>   winbind use default domain = yes
> 
> All users in the domain have the unix attributes set (gidNumber,
> loginShell etc). There is also a group with the same gid as the
> user's
> gidNumber, and that user is a member of that group.
> 
> This shows up fine using the nss commands, e.g.:
> 
> $ getent passwd alice
> 
> alice:*:12345:12345:Alice Smith:/home/alice:/bin/bash
> 
> $ getent group alice
> 
> alice:x:12345:
> 
> $ groups alice
> 
> alice : alice domain users

How have you managed to have a user called 'alice' and a group called
'alice' ?

Rowland