[Gluster-devel] Glusterfs 3.7.11 with LibGFApi in Qemu on Ubuntu Xenial does not work
Stephen Howell
stephen at allthatwemight.be
Tue Aug 23 16:16:08 UTC 2016
As per my package output, this affects 3.7.14. We have both executed
in-place upgrades from Ubuntu 14.04 to 16.04, no firewall settings were
modified and no user-instigated changes were made to selinux.
regards
Stephen
On 23 August 2016 at 05:51, Poornima Gurusiddaiah <pgurusid at redhat.com>
wrote:
> Hi,
>
> Because of the bugs:
> https://bugzilla.redhat.com/show_bug.cgi?id=1350880
> https://bugzilla.redhat.com/show_bug.cgi?id=1352482
>
> 3.7.11 is not a good version to be on for Qemu use case, please update to
> 3.7.13, which has fix for both the bugs.
>
> W.R.T your original permission denied issue, please check the firewall
> settings, and also check if its not selinux issue.
>
> Regards,
> Poornima
> ------------------------------
>
> *From: *"Stephen Howell" <stephen at allthatwemight.be>
> *To: *gluster-devel at gluster.org
> *Sent: *Saturday, August 20, 2016 7:54:48 AM
> *Subject: *[Gluster-devel] Glusterfs 3.7.11 with LibGFApi in Qemu on
> Ubuntu Xenial does not work
>
>
> I would like to follow up on a previous thread. I have here 3 machines
> running Ubuntu. All were running 14.04 LTS and of these two have been
> upgraded to 16.04. They all run QEMU with a shared GlusterFS mount for
> storing VM images. Libgfapi was configured and running on all hosts with
> 14.04 but has stopped recently with 16.04.
>
> I can see exactly the same problems as mentioned here on the 16.04
> machines, with these packages:
>
> ii glusterfs-client 3.7.14-ubuntu1~xenial1
> amd64 clustered file-system (client
> package)
> ii glusterfs-common 3.7.14-ubuntu1~xenial1
> amd64 GlusterFS common libraries and
> translator modules
> ii glusterfs-server 3.7.14-ubuntu1~xenial1
> amd64 clustered file-system (server
> package)
> ii qemu-block-extra:amd64 1:2.5+dfsg-5ubuntu10.2glusterfs3.7.14xenial1
> amd64 extra block backend modules for qemu-system and
> qemu-utils
> ii qemu-kvm 1:2.5+dfsg-5ubuntu10.2glusterfs3.7.14xenial1
> amd64 QEMU Full virtualization
> ii qemu-system-common 1:2.5+dfsg-5ubuntu10.2glusterfs3.7.14xenial1
> amd64 QEMU full system emulation binaries (common files)
> ii qemu-system-x86 1:2.5+dfsg-5ubuntu10.2glusterfs3.7.14xenial1
> amd64 QEMU full system emulation binaries (x86)
> ii qemu-utils 1:2.5+dfsg-5ubuntu10.2glusterfs3.7.14xenial1
> amd64 QEMU utilities
>
> Packages on the 14.04 instance:
>
> ii glusterfs-client 3.7.13-ubuntu1~trusty1
> amd64 clustered file-system (client package)
> ii glusterfs-common 3.7.13-ubuntu1~trusty1
> amd64 GlusterFS common libraries and translator modules
> ii glusterfs-server 3.7.13-ubuntu1~trusty1
> amd64 clustered file-system (server package)
> ii qemu-common 2.0.0+dfsg-2ubuntu1.24glusterfs3.7.12trusty1
> all dummy transitional package from qemu-common to qemu-keymaps
> ii qemu-keymaps 2.0.0+dfsg-2ubuntu1.24glusterfs3.7.12trusty1
> all QEMU keyboard maps
> ii qemu-kvm 2.0.0+dfsg-2ubuntu1.24glusterfs3.7.12trusty1
> amd64 QEMU Full virtualization
> ii qemu-system-common 2.0.0+dfsg-2ubuntu1.24glusterfs3.7.12trusty1
> amd64 QEMU full system emulation binaries (common files)
> ii qemu-system-x86 2.0.0+dfsg-2ubuntu1.24glusterfs3.7.12trusty1
> amd64 QEMU full system emulation binaries (x86)
> ii qemu-utils 2.0.0+dfsg-2ubuntu1.24glusterfs3.7.12trusty1
> amd64 QEMU utilities
>
>
> As you can see I am using Andre (monotek)'s packages to employ the Gluster
> protocol in QEMU under Ubuntu (not compiled by default). The versions of
> Gluster are similar and have indeed been identical in my prior testing. The
> relevant volume options were set, apparmour rules were added and the setup
> worked without issue serving block devices over libgfapi for 10+ VMs.
> However on upgrading to 16.04 there are issues relating to QEMU being
> unable to access the Gluster volume file when starting a VM. I can use
> qemu-img to create a blank file using the Gluster profocol but I cannot
> then start a VM using that file.
>
> Error message:
>
> [MSGID: 104007] [glfs-mgmt.c:637:glfs_mgmt_getspec_cbk] 0-glfs-mgmt:
> failed to fetch volume file (key:VM) [Invalid argument] [2016-08-20
> 11:28:02.985483] E [MSGID: 104024] [glfs-mgmt.c:738:mgmt_rpc_notify]
> 0-glfs-mgmt: failed to connect with remote-host: 127.0.0.1 (Permission
> denied) [Permission denied] 2016-08-20T11:28:03.979968Z qemu-system-x86_64:
> -drive file=gluster://127.0.0.1/VM/vm1.qcow2,format=qcow2,if=
> none,id=drive-virtio-disk0,cache=none: Gluster connection failed for
> server=127.0.0.1 port=0 volume=VM image=vm1.qcow2 transport=tcp: Permission
> denied
>
> Any assistance on changes to permissions or apparmour in 16.04 would be
> greatly appreciated.
>
> thanks
> Stephen
>
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