Messages in this thread | | | From | Anton Altaparmakov <> | Subject | Re: UID/GID override on CIFS mounts to Samba and proposed new mount parameter to disable Unix Extensions on the client | Date | Mon, 30 Apr 2007 15:59:02 +0100 |
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On 30 Apr 2007, at 15:26, Steve French wrote: > When CIFS Unix Extensions are negotiated we get the Unix uid and gid > owners of the file from the server (on the Unix Query Path Info > levels), but if the server's uids don't match the client uid's users > were having to disable the Unix Extensions (which turned off features > they still wanted). The attached patch allows users to override uid > and/or gid for file/directory owner with a default uid and/or gid > specified at mount (as is often done when mounting from Linux cifs > client to Windows server). The attached patch also displays the uid > and gid used by default in /proc/mounts (if applicable). > > I also would like suggestions on what we should call a proposed mount > option (not coded yet) which would disable the CIFS Unix Extensions on > a per-mount basis (or more likely actually would require it on the > first mount to the server, subsequent mounts would probably inherit > the capabilities). Current cifs code can disable mount options before > a mount by specifying > > "echo 0 > /proc/fs/cifs/LinuxExtensionsEnabled") > > but it might be easier to specify it on mount (e.g. > "nolinuxextensions" or "linuxextensions=no" ?). Slightly harder > would be disabling Unix Extensions after the user has already mounted > (with Unix Extensions) to the same server (perhaps to a different > share). How important would it be to have two mounts to the same > server one with unix extensions and one without?
Why "linuxextensions"? I thought those are the "UNIX extensions" that Samba provides no matter on which platform it is run such as Linux, Mac OS X, Solaris, etc...
Best regards,
Anton -- Anton Altaparmakov <aia21 at cam.ac.uk> (replace at with @) Unix Support, Computing Service, University of Cambridge, CB2 3QH, UK Linux NTFS maintainer, http://www.linux-ntfs.org/
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