Re: [libvirt-users] [libvirt] Libvirtd running as root tries to access oneadmin (OpenNebula) NFS mount but throws: error: can’t canonicalize path

Hey All, Wondering if anyone had any suggestions on this topic?

Cheers, Tom K. ------------------------------------------------------------------------------------- Living on earth is expensive, but it includes a free trip around the sun. On 4/9/2016 11:08 AM, TomK wrote: > Adding in libvir-list. > > Cheers, > Tom K. > ------------------------------------------------------------------------------------- > > Living on earth is expensive, but it includes a free trip around the sun. > > On 4/7/2016 7:32 PM, TomK wrote: >> Hey All, >> >> I've an issue where libvirtd tries to access an NFS mount but errors >> out with: can't canonicalize path '/var/lib/one//datastores/0 . The >> unprevilidged user is able to read/write fine to the share. >> root_squash is used and for security reasons no_root_squash cannot be >> used. >> >> On the controller and node SELinux is disabled. >> >> [oneadmin@mdskvm-p01 ~]$ virsh -d 1 --connect qemu:///system create >> /var/lib/one//datastores/0/38/deployment.0 >> create: file(optdata): /var/lib/one//datastores/0/38/deployment.0 >> error: Failed to create domain from >> /var/lib/one//datastores/0/38/deployment.0 >> error: can't canonicalize path >> '/var/lib/one//datastores/0/38/disk.1': Permission denied >> >> I added some debug flags to get more info and added -x to the deploy >> script. Closest I get to more details is this: >> >> 2016-04-06 04:15:35.945+0000: 14072: debug : >> virStorageFileBackendFileInit:1441 : initializing FS storage file >> 0x7f6aa4009000 (file:/var/lib/one//datastores/0/38/disk.1)[9869:9869] >> 2016-04-06 04:15:35.954+0000: 14072: error : >> virStorageFileBackendFileGetUniqueIdentifier:1523 : can't >> canonicalize path '/var/lib/one//datastores/0/38/disk.1': >> >> https://www.redhat.com/archives/libvir-list/2014-May/msg00194.html >> >> Comment is: "The current implementation works for local >> storage only and returns the canonical path of the volume." >> >> But it seems the logic is applied to NFS mounts. Perhaps it shouldn't >> be? Anyway to get around this problem? This is CentOS 7 . >> >> Cheers, >> Tom K. >> ------------------------------------------------------------------------------------- >> >> Living on earth is expensive, but it includes a free trip around the >> sun. >> >> _______________________________________________ >> libvirt-users mailing list >> libvirt-users(a)redhat.com >> https://www.redhat.com/mailman/listinfo/libvirt-users > > -- > libvir-list mailing list > libvir-list(a)redhat.com > https://www.redhat.com/mailman/listinfo/libvir-list -- libvir-list mailing list libvir-list(a)redhat.com https://www.redhat.com/mailman/listinfo/libvir-list