Date: Wed, 20 Dec 2006 00:25:04 +0100 From: martinko <gamato@users.sf.net> To: freebsd-stable@freebsd.org Subject: Re: Mounting smbfs as non-root Message-ID: <em9scg$jfh$1@sea.gmane.org> In-Reply-To: <4586CAEF.2000404@icyb.net.ua> References: <1166012592.00653256.1166001601@10.7.7.3> <4586CAEF.2000404@icyb.net.ua>
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Andriy Gapon wrote: > on 13/12/2006 11:11 Peter Jeremy said the following: >> I am trying to mount a SMB filesystem as an ordinary user (because >> I don't want to give root to this particular person). Whilst >> running mount_smbfs as root works, attempting the same command >> as non-root consistently returns >> mount_smbfs: can not setup kernel iconv table (ISO8859-1:tolower): syserr = Operation not permitted >> >> I've looked at a ktrace and the source code and the offending code is >> sysctlbyname("kern.iconv.add", ...) >> >> I've looked through iconv_sysctl_add() and can't see any way for the >> code to return EPERM. >> >> My reading of all the code also suggests that once the relevant iconv >> tables are loaded, then iconv_sysctl_add() should return EEXIST >> (via iconv_register_cspair()). But even if the relevant translation >> table is loaded (by mounting a SMB filesystem as root), I still get >> the above error when trying to use mount_smbfs as a user. I've even >> written some code to let me look at the kern.iconv MIB tree which >> confirms the above but doesn't get any me any closer to a solution. >> >> This is the same on two 6.2-PRERELEASE systems and I get the same >> behaviour on an oldish 7-current system. Does anyone have any >> suggestions on what is going wrong? >> > > > Not entirely the same issue, but quite similar and rather annoying. > > I have the following in loader.conf: > msdosfs_iconv_load="YES" > msdosfs itself is built into kernel. > > kldstat confirms that the above modules are indeed loaded. > > I also have vfs.usermount=1 > > I can successfully mount any DOS fs as a regular user as long as I don't > specify any mount options that require iconv conversions. > Otherwise I get EPERM: > $ mount_msdosfs -L en_US.UTF-8 /dev/da0s1 /mnt/flash/ > mount_msdosfs: msdosfs_iconv: Operation not permitted > > I can see from ktrace that the error comes from some __sysctl call. > > It is sufficient to do at least one mount as root and then > subsequent user mounts are successful. > I've been experiencing the exactly same issue for too long, too. :-(( M.
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