[vbox-dev] [PROPOSAL] Userdata Interface

[achbarrr at gmail.com]

you must test coreos on x86 first to make sure it works to you

Alex Crawford <alex.crawford at coreos.com> wrote:

>I've been kicking around the idea of adding another request type to
>VMMDev that exposes an opaque chunk of data provided by the user. This
>is intended to allow users to pass configuration data to guests which
>support reading from this interface.
>
>At CoreOS, we are working on a project called Ignition [1], which
>handles machine provisioning tasks (setting up filesystems, creating
>users, enabling services, etc.). In order to support VirtualBox, we need
>a way for users to pass their Ignition config to the CoreOS Linux guest
>(ideally via the hypervisor). We do this via GuestVariables on VMware
>and the firmware configuration device on QEMU. I couldn't find anything
>in VirtualBox which would allow us similar functionality.
>
>I'd like to add an extra request handler to expose just this piece of
>information. I had considered making a much more general mechanism,
>similar to GuestVariables, but I'd prefer to keep things simple and get
>the developers' feedback before I started work. What do you all think?
>
>-Alex
>
>[1]: https://coreos.com/ignition
>
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