From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kay Sievers Date: Mon, 23 Feb 2004 19:10:12 +0000 Subject: Re: Permissions in udev don't work when klibc is used ? Message-Id: <1077563412.23341.3.camel@pim> List-Id: References: <200402231118.26239.remco@d-compu.dyndns.org> In-Reply-To: <200402231118.26239.remco@d-compu.dyndns.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-hotplug@vger.kernel.org On Mon, 2004-02-23 at 19:55, Olaf Hering wrote: > On Mon, Feb 23, Kay Sievers wrote: > > > On Mon, Feb 23, 2004 at 05:39:42PM +0100, Olaf Hering wrote: > > > On Mon, Feb 23, Remco wrote: > > > > > > > - for user and group names to work a "name conversion system" (user database + > > > > api to use it) needs to be in place. (e.g. /etc/passwd, /etc/group, ldap and > > > > glibc, nss-api, nss_ldap) > > > > klibc hasn't got such a system / api (or it's not fully functional ?) so only > > > > uid-s / gid-s are possible when linking against klibc. > > > > A name conversion system might (or will ?) not be available when using initrd. > > > > (what about early userspace, or am I touching the TODO area too much now ?) > > > > > > You can build your udev.permissions via sed, grep, awk or whatever via > > > getent passwd and getenv group and convert the names to numbers. No need > > > to pollute klibc with 'useless' stuff. > > > > I want to keep the difference between glibc and klibc as small as > > possible. It's easy to do with just a few lines and it's better than > > a magic update script and a udev.permissions without user readable content. > > the whole purpose of klibc is to bring up the system via initramfs. this > does not include user handling. > > > And initrd just needs a copy of the system files. > > sure, in a preprocessed form. > > > Hey, you've complained a lot about 'useless' stuff the last time. > > Maybe you just just want to make the whole udev thing a big shell > > script for you :) > > Well, its somehow like the editor discussion. My point is that klibc > does not have to care about names, only numbers. Because if you go that > route and add the whole glibc userhandling stuff then you can use glibc > in the first place. klibc is small, lets keep it that way. No, I don't think so. klibc is also used for the normal udev not only in initramfs and we should avoid all possible differences between the libc's. klibc isnt't touched directly, _udev_ reads the passwd! thanks and over, Kay ------------------------------------------------------- SF.Net is sponsored by: Speed Start Your Linux Apps Now. Build and deploy apps & Web services for Linux with a free DVD software kit from IBM. Click Now! http://ads.osdn.com/?ad_id56&alloc_id438&op=click _______________________________________________ Linux-hotplug-devel mailing list http://linux-hotplug.sourceforge.net Linux-hotplug-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel