[one-users] Problem with saveas

Tue Nov 13 06:57:50 PST 2012

It seems that libvirt/kvm is changing the permissions. This happens
when the dynamic_ownership is set to 1. Have you tried to restart the
machine so you are sure that kvm/libvirt got the dynamic_ownership=0
parameter?

On Thu, Oct 25, 2012 at 11:48 AM, Florian Antonescu
<florinantonescu at gmail.com> wrote:
> Hi,
>
> I am having some problems with saving a image using onevm saveas and I don't
> know what might be causing them. I am using OpenNebula 3.2 running on Ubuntu
> Server 11 with two configured hosts, also running Ubuntu Server 11.
> In the host I have configured in /etc/libvirt/qemu.conf user = "oneadmin"
> group = "cloud" and dynamic_ownership = 0
> After the VM starts I run a 'onevm saveas 29 0 test-29' and then 'onevm
> shutdown 29' however, after the VM completes the shutdown the newly created
> image is in error with the following message: 'chmod: changing permissions
> of  /srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082': Operation
> not permitted'.
> I have tracked this down to the fact that source disk belongs to root
> instead of oneadmin user as shown by 'SRC: -rw-rw-rw- 1 root root 549781504
> Oct 25 11:16 /srv/cloud/one/var/29/images/disk.0'
> This change in permissions happens only after issuing the shutdown command.
>
> Does anyone have any ideas why would this happen?
>
> I am attaching below the complete logs
>
> Thank you and best regards,
> Florian Antonescu
>
> Thu Oct 25 11:16:25 2012 [DiM][D]: Deploying VM 29
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG D 29 tm_clone.sh:
> pandora:/srv/cloud/one/var/images/ad6689e50e084a4392c370bbe345bf4b
> gaia:/srv/cloud/one/var/29/images/disk.0
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG D 29 tm_clone.sh:
> DST: /srv/cloud/one/var/29/images/disk.0
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> Creating directory /srv/cloud/one/var/29/images
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> Executed "mkdir -p /srv/cloud/one/var/29/images".
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> Executed "chmod a+w /srv/cloud/one/var/29/images".
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> Cloning /srv/cloud/one/var/images/ad6689e50e084a4392c370bbe345bf4b
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> SRC: -rw-rw---- 1 oneadmin cloud 549781504 Oct 16 17:12
> /srv/cloud/one/var/images/ad6689e50e084a4392c370bbe345bf4b
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> Executed "cp -r /srv/cloud/one/var/images/ad6689e50e084a4392c370bbe345bf4b
> /srv/cloud/one/var/29/images/disk.0".
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> DST: -rw-r----- 1 oneadmin cloud 549781504 Oct 25 11:16
> /srv/cloud/one/var/29/images/disk.0
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> Executed "chmod a+rw /srv/cloud/one/var/29/images/disk.0".
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 tm_clone.sh:
> DST: -rw-rw-rw- 1 oneadmin cloud 549781504 Oct 25 11:16
> /srv/cloud/one/var/29/images/disk.0
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:16:29 2012 [TM][D]: Message received: TRANSFER SUCCESS 29 -
> Thu Oct 25 11:16:29 2012 [VMM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:16:29 2012 [VMM][D]: Message received: LOG I 29 Successfully
> execute network driver operation: pre.
> Thu Oct 25 11:16:30 2012 [VMM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:16:30 2012 [VMM][D]: Message received: LOG I 29 Successfully
> execute virtualization driver operation: deploy.
> Thu Oct 25 11:16:30 2012 [VMM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:16:30 2012 [VMM][D]: Message received: LOG I 29 Successfully
> execute network driver operation: post.
> Thu Oct 25 11:16:30 2012 [VMM][D]: Message received: DEPLOY SUCCESS 29
> one-29
>
> Thu Oct 25 11:16:53 2012 [DiM][D]: Shutting down VM 29
> Thu Oct 25 11:17:05 2012 [VMM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:17:05 2012 [VMM][D]: Message received: LOG I 29 Successfully
> execute virtualization driver operation: shutdown.
> Thu Oct 25 11:17:05 2012 [VMM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:17:05 2012 [VMM][D]: Message received: LOG I 29 Successfully
> execute network driver operation: clean.
> Thu Oct 25 11:17:05 2012 [VMM][D]: Message received: SHUTDOWN SUCCESS 29
> Domain one-29 is being shutdown
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: LOG I 29 tm_mv.sh:
> Moving /srv/cloud/one/var/29/images/disk.0
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: LOG I 29 tm_mv.sh: SRC:
> -rw-rw-rw- 1 root root 549781504 Oct 25 11:16
> /srv/cloud/one/var/29/images/disk.0
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: LOG I 29 tm_mv.sh:
> Executed "mv /srv/cloud/one/var/29/images/disk.0
> /srv/cloud/one/var/29/disk.0".
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: LOG I 29 tm_delete.sh:
> Deleting /srv/cloud/one/var/29/images
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: LOG I 29 tm_delete.sh:
> Executed "rm -rf /srv/cloud/one/var/29/images".
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: LOG I 29 ExitCode: 0
> Thu Oct 25 11:17:05 2012 [TM][D]: Message received: TRANSFER SUCCESS 29 -
> Thu Oct 25 11:17:05 2012 [ImM][I]: Moving disk /srv/cloud/one/var/29/disk.0
> to repository image 18
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: LOG I 18 Command
> execution fail: /srv/cloud/one/var/remotes/image/fs/mv
> /srv/cloud/one/var/29/disk.0 - 18 18
> Thu Oct 25 11:17:05 2012 [ImM][I]: Command execution fail:
> /srv/cloud/one/var/remotes/image/fs/mv /srv/cloud/one/var/29/disk.0 - 18 18
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: LOG I 18 mv: Moving
> local image /srv/cloud/one/var/29/disk.0 to the image repository
> Thu Oct 25 11:17:05 2012 [ImM][I]: mv: Moving local image
> /srv/cloud/one/var/29/disk.0 to the image repository
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: LOG I 18 mv: Executed
> "mv -f /srv/cloud/one/var/29/disk.0
> /srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082".
> Thu Oct 25 11:17:05 2012 [ImM][I]: mv: Executed "mv -f
> /srv/cloud/one/var/29/disk.0
> /srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082".
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: LOG E 18 mv: Command
> "chmod 0660 /srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082"
> failed.
> Thu Oct 25 11:17:05 2012 [ImM][E]: mv: Command "chmod 0660
> /srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082" failed.
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: LOG E 18 mv: chmod:
> changing permissions of
> `/srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082': Operation not
> permitted
> Thu Oct 25 11:17:05 2012 [ImM][E]: mv: chmod: changing permissions of
> `/srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082': Operation not
> permitted
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: LOG E 18 chmod:
> changing permissions of
> `/srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082': Operation not
> permitted
> Thu Oct 25 11:17:05 2012 [ImM][E]: chmod: changing permissions of
> `/srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082': Operation not
> permitted
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: LOG I 18 ExitCode: 1
> Thu Oct 25 11:17:05 2012 [ImM][I]: ExitCode: 1
> Thu Oct 25 11:17:05 2012 [ImG][D]: Message received: MV FAILURE 18 chmod:
> changing permissions of
> `/srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082': Operation not
> permitted
> Thu Oct 25 11:17:05 2012 [ImM][E]: Error saving image to the repository:
> chmod: changing permissions of
> `/srv/cloud/one/var/images/fc98df772581a7b493e02b5de1b20082': Operation not
> permitted
>
>
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-- 
Javier Fontán Muiños
Project Engineer
OpenNebula - The Open Source Toolkit for Data Center Virtualization
www.OpenNebula.org | jfontan at opennebula.org | @OpenNebula