[Samba] Does Samba 4 actually respect Unix file acls?

[Jeremy Allison]

On Fri, Dec 19, 2014 at 12:47:51PM -0500, Rufe Glick wrote:
> Hello,
> 
> After researching the subject on the internet I concluded that Samba should take into account Unix file acls. During my tests I found the opposite. Only Unix file mode bits are respected, and file acls are ignored. If my initial assumption is correct and Samba do respect Unix file acls, then I am doing something wrong. Please see the setup below and point to what I am doing wrong.
> 
> Distribution and Samba version in use: Centos Linux 7; Samba 4.1.1
> 
> ##### Server
> 
> # Create Linux users
> useradd alice
> useradd bob
> 
> # Create a directory to be shared; set ro permissions for alice using \
> # file mode bits and rw permissions for bob using file acls
> mkdir /home/smbshare
> chown alice:alice /home/smbshare
> chmod 0500 /home/smbshare
> setfacl -m u:bob:rwx /home/smbshare
> setfacl -m m:rwx /home/smbshare
> 
> # Create a file for testing purposes
> echo 'Hello world!' > /home/smbshare/test.txt
> 
> # Add users to Samba database
> pdbedit -a -u alice
> pdbedit -a -u bob
> 
> # Define share in smb.conf and restart the smb daemon
> vim /etc/samba/smb.conf
>     comment = smbshare for alice(ro) and bob(rw)
>     path = /home/smbshare
>     browseable = yes
>     writeable = yes
>     valid users = alice bob
> 
> systemctl reload smb
> 
> # Set the SELinux permissions and open samba on firewall
> chcon -R -t samba_share_t /home/smbshare
> 
> firewall-cmd --add-service=samba --permanent
> firewall-cmd --reload
> 
> 
> ##### Client
> 
> # Create Linux users
> useradd alice
> useradd bob

Do alice and bob have the same user ids on client
and server ?