You need the root option... root=clientid[:clientid...] Specifies which NFS clients have root access to the file system path. If you specify the root= option, you must specify at least one NFS client identifier. To exclude NFS clients from the list, prepend the NFS client identifiers with a minus sign (-).
Offer Baruch On Jun 9, 2014 9:25 PM, "Jake anderson" <justmainfra...@gmail.com> wrote: > I have tried to export with anon=0 but still as a root fron linux I am > unable to change the owner. Not sure where I am missing. > > Jake > On 9 Jun 2014 22:49, "Offer Baruch" <offerbar...@gmail.com> wrote: > > > Dns should work just fine... > > Just google for it... > > I think root= is the correct syntax... > > Server should be where you mount the nfs... > > > > Offer > > On Jun 9, 2014 7:03 PM, "Jake anderson" <justmainfra...@gmail.com> > wrote: > > > > > Hi, > > > > > > Yes this is a netapp exporting the nfs. Could you please provide me > whole > > > syntax ? we gave the DNS instead of serverip. Are there any difference > ? > > > > > > > > > On Mon, Jun 9, 2014 at 9:27 PM, Offer Baruch <offerbar...@gmail.com> > > > wrote: > > > > > > > Is this a netapp exporting the nfs? > > > > If so you need the root=<serverip> export option? > > > > If this is linux then you need the no_root_squash option... > > > > > > > > Offer Baruch > > > > On Jun 9, 2014 6:27 PM, "Jake anderson" <justmainfra...@gmail.com> > > > wrote: > > > > > > > > > Hi, > > > > > > > > > > We again exported the path as anon=0,unmounted and mounted, but > still > > > the > > > > > root level of user is unable to change the Ownership. > > > > > > > > > > > > > > > On Mon, Jun 9, 2014 at 4:47 PM, Malcolm Beattie < > beatt...@uk.ibm.com > > > > > > > > wrote: > > > > > > > > > > > Jake anderson writes: > > > > > > > Recently we did a migration from one NFS storage server to > > another > > > > NFS > > > > > > > storage server. During this Migration all the copied File had > > > owners > > > > as > > > > > > > root. In the recent NFS storage server the FTP server option is > > no > > > > more > > > > > > > available so we have mounted the NFS storage to a linux running > > on > > > > > VMware > > > > > > > infra(as a ftp server). So when we try change the owner of any > > file > > > > > > > mounted to Linux we get a permission denied(Even when we try it > > as > > > > > root). > > > > > > > The message we get is "permission denied"(This is the only > > > message). > > > > > The > > > > > > ls > > > > > > > -l clearly gives that all the file has the owner as root. > > > > > > > > > > > > > > Has any undergone this situation ? Why a root cannot change the > > > > > > owner(root) > > > > > > > to someother ID ? > > > > > > > Since the files have the User and Group copied from previous > NFS > > > > > storage. > > > > > > > Aren't there anyways to change the Owner and Group from Linux ? > > > > > > > > > > > > It's the NFS server that's forbidding it. It's very common in all > > > > > > but the snazziest of NFS environments for the NFS server to > > "squash" > > > > > > the root user of NFS clients and treat it as an unprivileged, > > > > > > anonymous user. This avoids having a root user on any NFS client > > > > > > getting root-level access to all exported files on the server. > > > > > > > > > > > > For a Linux-based NFS server, the export options "root_squash" > > > > > > (which is the default) and "all_squash" (probably not the case > > here) > > > > > > do this. You need an explicit export option "no_root_squash" to > > allow > > > > > > root on the chosen NFS clients to be allowed to chown and access > > > > > > exported files as though they were uid 0 on the server. Other NFS > > > > > > servers or appliances may present the option differently. > > > > > > > > > > > > --Malcolm > > > > > > > > > > > > -- > > > > > > Malcolm Beattie > > > > > > Linux and System z Technical Consultant > > > > > > IBM UK Systems and Technology Group > > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > For LINUX-390 subscribe / signoff / archive access instructions, > > > > > > send email to lists...@vm.marist.edu with the message: INFO > > > LINUX-390 > > > > or > > > > > > visit > > > > > > http://www.marist.edu/htbin/wlvindex?LINUX-390 > > > > > > > > > ---------------------------------------------------------------------- > > > > > > For more information on Linux on System z, visit > > > > > > http://wiki.linuxvm.org/ > > > > > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > For LINUX-390 subscribe / signoff / archive access instructions, > > > > > send email to lists...@vm.marist.edu with the message: INFO > > LINUX-390 > > > or > > > > > visit > > > > > http://www.marist.edu/htbin/wlvindex?LINUX-390 > > > > > > > ---------------------------------------------------------------------- > > > > > For more information on Linux on System z, visit > > > > > http://wiki.linuxvm.org/ > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > For LINUX-390 subscribe / signoff / archive access instructions, > > > > send email to lists...@vm.marist.edu with the message: INFO > LINUX-390 > > or > > > > visit > > > > http://www.marist.edu/htbin/wlvindex?LINUX-390 > > > > > ---------------------------------------------------------------------- > > > > For more information on Linux on System z, visit > > > > http://wiki.linuxvm.org/ > > > > > > > > > > ---------------------------------------------------------------------- > > > For LINUX-390 subscribe / signoff / archive access instructions, > > > send email to lists...@vm.marist.edu with the message: INFO LINUX-390 > or > > > visit > > > http://www.marist.edu/htbin/wlvindex?LINUX-390 > > > ---------------------------------------------------------------------- > > > For more information on Linux on System z, visit > > > http://wiki.linuxvm.org/ > > > > > > > ---------------------------------------------------------------------- > > For LINUX-390 subscribe / signoff / archive access instructions, > > send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or > > visit > > http://www.marist.edu/htbin/wlvindex?LINUX-390 > > ---------------------------------------------------------------------- > > For more information on Linux on System z, visit > > http://wiki.linuxvm.org/ > > > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or > visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > ---------------------------------------------------------------------- > For more information on Linux on System z, visit > http://wiki.linuxvm.org/ > ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
