[Openstack-operators] Change admin password on already running instance

Abel Lopez alopgeek at gmail.com
Wed Feb 6 00:42:09 UTC 2013

Just a thought, but if you're using the API in this manner to change the admin password, one would assume that you have something inside the VM to respond to it, like cloud-init, or something, then perhaps it wouldn't take effect until the next reboot (or manual run)

On Feb 5, 2013, at 7:59 AM, Alexandra Kisin wrote:

> Hi,
> Is there any way to use OpenStack API to change admin (root) password on
> already running instance ?
> Which special configuration should be done on compute node or controller or
> basic image to make it work ?
> I've tried to run
> curl -v -H 'X-Auth-Token: 3d9bd4afb993447d8a428d2ec10fcf11' -H
> "Content-Type: application/json" -H "Accept: application/json" -X POST "
> http://localhost:8774/v2.0/3bb69a4204334bfc98e0199cb33000ea/servers/c7108f77-98e7-4fd2-b53d-b1e1f36fde40/action
> " -d '{"changePassword":{"adminPass":"welcome"}}'
> And I'm getting HTTP 202 which seems to be ok.
> But actually the root password of the instance was not changed.
> Thank you.
> Alexandra Kisin
> Servers & Network group, IBM R&D Labs in Israel
> Unix & Virtualization Team
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