[ovirt-users] Change password using ovrt api is not working

[Shanil S]

Hi Juan,

Thanks for your reply. I hope it will be fixed in the next release and i
will go for the custom script solution as of now.

-- 
Regards
Shanil

On Thu, Oct 23, 2014 at 11:05 PM, Juan Hernandez <jhernand at redhat.com>
wrote:

> On 10/23/2014 06:12 AM, Shanil S wrote:
> > Hi Juan,
> >
> > The following details i got from the vm after executing the reset
> password
> >
> > [root at compute4 ~]# cp
> >
> /var/run/vdsm/payload/22f57477-5d43-4795-95ec-e39ce3ba5423.757249a787c151388f6f3fa3502cf299.img
> > /tmp/my.img
> > [root at compute4 ~]# mount -o loop,ro /tmp/my.img /mnt
> > [root at compute4 ~]# find /mnt
> > /mnt
> > /mnt/openstack
> > /mnt/openstack/latest
> > /mnt/openstack/latest/meta_data.json
> > /mnt/openstack/latest/user_data
> > [root at compute4 ~]# cat /mnt/openstack/latest/user_data
> > #cloud-config
> > ssh_pwauth: true
> > disable_root: 0
> > output:
> >   all: '>> /var/log/cloud-init-output.log'
> > password: shanil
> > chpasswd:
> >   expire: false
> > runcmd:
> > - 'sed -i ''/^datasource_list: /d'' /etc/cloud/cloud.cfg; echo
> > ''datasource_list:
> >   ["NoCloud", "ConfigDrive"]'' >> /etc/cloud/cloud.cfg'
> > [root at compute4 ~]#
> >
> > The xml which i used for the reset password is
> >
> > <action>
> >             <vm>
> >                 <os>
> >                     <boot dev='cdrom'/>
> >                 </os>
> >                 <initialization>
> >          <cloud_init>
> >         <users>
> >          <user>
> >            <user_name>root</user_name>
> >            <password><![CDATA[shanil]]></password>
> >          </user>
> >            </users>
> >         </cloud_init>
> >        </initialization>
> >             </vm>
> >         </action>
> >
> > it seems the password is showing in the configuration ( you can see the
> > above log ) but i am unable to login with this new password. Could you
> > please have a look at ?
> >
> >
>
> Ok, there is a difference in what we generated in 3.4 and what we are
> generating in 3.5. Basically where aren't generating now the line that
> contains the user name. It should have been as follows:
>
>   #cloud-config
>   ssh_pwauth: true
>   disable_root: 0
>   output:
>     all: '>> /var/log/cloud-init-output.log'
>   user: root  <-- This is the line that is missing
>   password: shanil
>   ...
>
> I think that this is a bug, and that we should restore the previous
> behavior, as described in this new bug:
>
>   https://bugzilla.redhat.com/1156155
>
> Without that "user: root" line what happens is that cloud-init changes
> the password of its default user, as configured in
> "/etc/cloud/cloud.cfg". The default for Fedora is "fedora" and for
> CentOS and RHEL is "cloud-user". To workaround the issue you can edit
> the "/etc/cloud/cloud.cfg" file of the VM and change the default user name:
>
>   system_info:
>   distro: rhel
>   default_user:
>     name: root  <-- Change this from "fedora" or "cloud-init" to root
>
> >
> > On Wed, Oct 22, 2014 at 7:51 PM, Juan Hernandez <jhernand at redhat.com
> > <mailto:jhernand at redhat.com>> wrote:
> >
> >     On 10/22/2014 07:31 AM, Shanil S wrote:
> >     > Hi,
> >     >
> >     > Currently i have updated the ovirt version to 3.5 and after that
> the
> >     > reset password using api is not working but there isn't any errors
> >     > returned. The following xml is i used for the reset password and
> >     it was
> >     > working with the previous version
> >     >
> >     > <action>
> >     >             <vm>
> >     >                 <os>
> >     >                     <boot dev='cdrom'/>
> >     >                 </os>
> >     >                 <initialization>
> >     >          <cloud_init>
> >     >         <users>
> >     >          <user>
> >     >            <user_name>root</user_name>
> >     >            <password>$newpass</password>
> >     >          </user>
> >     >            </users>
> >     >         </cloud_init>
> >     >        </initialization>
> >     >             </vm>
> >     >         </action>
> >     >
> >     > Could you please have a look at the above xml ? Is there anything
> >     > modified in the new version ?
> >     >
> >     > The reset password is working fine from the ovirt admin panel and
> the
> >     > issue is only when we use the ovirt api to reset the password.
> >     >
> >
> >     That didn't change, your XML should work. I tested it in my
> environment
> >     and it works as expected. The only thing that I can imagine failing
> is
> >     the password containing values that break the XML syntax. Try to
> >     surround the value with a CDATA section:
> >
> >       <password><![CDATA[yourpassword]]></password>
> >
> >     This is good practice, even if it isn't the cause of your problem.
> >
> >     As usual the first step to debug this is to check if the cloud-init
> >     floppy has been generated correctly. Start the VM, go the host where
> it
> >     is running, locate the qemu process and the location of the floppy
> img:
> >
> >       # ps -ef | grep -- '-drive file=/var/run/vdsm/payload/.*\.img'
> >
> >     Make a copy of that file, mount and inspect it:
> >
> >       # cp /var/run/vdsm/payload/...img /tmp/f.img
> >       # mount -o loop,ro /tmp/f.img /mnt
> >       # find /mnt
> >       # cat /mnt/openstack/latest/user_data
> >       # umount /mnt
> >
>
> --
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