On Wed, Jun 27, 2007 at 02:45:56PM -0700, Eric Deschenes wrote: > Hi VServer Experts, > > I have a question about iunlink attributes. > > Problem description: > ----------------------- > The issue I'm facing right now is that setting attributes using > "setattr --iunlink <link>" does not survive a unmount/mount operation. > > I'd like to know if the attributes IU are stored in the file system > or in the memory somehow. > > Setup: > ------ > I use vserver version 2.0.1 with vserver-util 0.30.210 - I'm limited > to this patch by my project's kernel version :( > I use reiserfs. > > More background info: > ---------------------- > I use the pre-COW links vserver image and vserver-utils. I'm using > setattr to actually restrict some files from the vserver instances to > prevent application in the vserver to modify those files (link targets). > What I'm currently seeing is that when I use "setattr -iunlink > <link> on a link (inside the vserver), I can see it take effect with > showattr (so good so far), but those attribute go away when I unmount > the partition and remount it. (I tried without rebooting and I'm sure > this is the cause of the attribute lost) > > I assumed that the setattr flags for iunlink (UI) where set in the > file system and were non-volatile (survive a unmount/mount operation).
yes, but only when you are using the 'attrs' flag for the reiserfs mount ... > Is this the expected behavior? > Is there a workaround or documentation that could help me out with this? in this specific case, you also want to use the following bugfix (as we found out :) probably not the only one left in 2.0 ... http://vserver.13thfloor.at/Experimental/OBSOLETE/delta-2.6.14.3-reiserfs-fix01.diff best, Herbert > Thanx for your time. > > > /Éric > _______________________________________________ > Vserver mailing list > [email protected] > http://list.linux-vserver.org/mailman/listinfo/vserver _______________________________________________ Vserver mailing list [email protected] http://list.linux-vserver.org/mailman/listinfo/vserver
