SMBFS mount's file cannot be made executable

[Takashi Yano]

On Mon, 11 Nov 2024 20:19:28 +0900
Takashi Yano wrote:

> On Mon, 11 Nov 2024 11:56:13 +0100
> Corinna Vinschen wrote:
> 
> > On Nov 11 19:31, Takashi Yano via Cygwin wrote:
> > > On Fri, 8 Nov 2024 14:11:40 +0100
> > > Corinna Vinschen wrote:
> > > > If the server is a Samba share, check if `force unknown acl user = yes'
> > > > and for the share itself, check that
> > > > 
> > > >   read only = No
> > > >   vfs objects = acl_xattr
> > >     ^^^^^^^^^^^^^^^^^^^^^^^
> > > Thanks! This makes things better.
> > > At least x permissions are set to executable compiled by gcc.
> > > 
> > > However, something is still wrong in my environment....
> > > Others permission seems to be reffered in some cases.
> > 
> > I don't understand.  Please run icacls for a just created file on your
> > Samba share (without the below patch) as well as Windows' `whoami /all'.
> 
> $ touch samba_test_file.txt
> $ icacls samba_test_file.txt
> samba_test_file.txt S-1-5-21-479325430-3041864944-504445739-1000:(R,W,D,WDAC,WO)
>                     S-1-5-21-479325430-3041864944-504445739-513:(R)
>                     Everyone:(R)
> 
> This seems reasonable to me.
> 
> For Windows 11 share, the result is
> samba_test_file.txt NULL SID:(DENY)(Rc,S,WEA,X,DC)
>                     S-1-5-21-2089672436-4097686843-2104605006-1001:(R,W,D,WDAC,WO)
>                     S-1-5-21-2089672436-4097686843-2104605006-513:(DENY)(S,X)
>                     NT AUTHORITY\Authenticated Users:(DENY)(S,X)
>                     NT AUTHORITY\SYSTEM:(DENY)(S,X)
>                     BUILTIN\Administrators:(DENY)(S,X)
>                     BUILTIN\Users:(DENY)(S,X)
>                     S-1-5-21-2089672436-4097686843-2104605006-513:(RX)
>                     NT AUTHORITY\Authenticated Users:(RX,W)
>                     NT AUTHORITY\SYSTEM:(RX,W)
>                     BUILTIN\Administrators:(RX,W)
>                     BUILTIN\Users:(RX)
>                     Everyone:(R)

Sorry, I forgot to add result of 'whoami /all'.

$ /cygdrive/c/windows/system32/whoami /all

USER INFORMATION
----------------

User Name    SID
============ ==============================================
hp-z230\yano S-1-5-21-1515853178-1880514851-1804962447-1001


GROUP INFORMATION
-----------------

Group Name                             Type             SID                                            Attributes
====================================== ================ ============================================== ==================================================
Everyone                               Well-known group S-1-1-0                                        Mandatory group, Enabled by default, Enabled group
HP-Z230\docker-users                   Alias            S-1-5-21-1515853178-1880514851-1804962447-1073 Mandatory group, Enabled by default, Enabled group
BUILTIN\Performance Log Users          Alias            S-1-5-32-559                                   Mandatory group, Enabled by default, Enabled group
BUILTIN\Remote Desktop Users           Alias            S-1-5-32-555                                   Mandatory group, Enabled by default, Enabled group
BUILTIN\Users                          Alias            S-1-5-32-545                                   Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\INTERACTIVE               Well-known group S-1-5-4                                        Mandatory group, Enabled by default, Enabled group
CONSOLE LOGON                          Well-known group S-1-2-1                                        Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\Authenticated Users       Well-known group S-1-5-11                                       Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\This Organization         Well-known group S-1-5-15                                       Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\ローカル アカウント       Well-known group S-1-5-113                                      Mandatory group, Enabled by default, Enabled group
LOCAL                                  Well-known group S-1-2-0                                        Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\NTLM Authentication       Well-known group S-1-5-64-10                                    Mandatory group, Enabled by default, Enabled group
Mandatory Label\Medium Mandatory Level Label            S-1-16-8192


PRIVILEGES INFORMATION
----------------------

Privilege Name                Description                          State
============================= ==================================== ========
SeShutdownPrivilege           Shut down the system                 Disabled
SeChangeNotifyPrivilege       Bypass traverse checking             Enabled
SeUndockPrivilege             Remove computer from docking station Disabled
SeIncreaseWorkingSetPrivilege Increase a process working set       Disabled
SeTimeZonePrivilege           Change the time zone                 Disabled


-- 
Takashi Yano <takashi.yano@nifty.ne.jp>