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I got this working after I made guest to behave as serial device and host
side program as unix socket based client.
Now all set to collaborate the BP  with the use case.

Thanks,
-Ravi.


On Wed, Sep 25, 2013 at 8:09 AM, Ravi Chunduru <ravivsn at gmail.com> wrote:

> I am working on this generic virtio-serial interface for appliances. To
> start with I experimented on existing Wangpan's added feature on
> hw_qemu_guest agent. I am preparing to propose a blueprint to modify it for
> generic use and open to collaborate.
>
> I could bring up VM with generic source path(say /tmp/appliance_port) and
> target name(appliance_port). But I see qemu listening on the unix socket in
> host as soon as I start the VM. If we want to have our server program on
> host listening, that should not happen. How do I overcome that?
>
> Thanks,
> -Ravi.
>
>
>
> On Wed, Sep 25, 2013 at 3:01 AM, P Balaji-B37839 <B37839 at freescale.com>wrote:
>
>> ****
>>
>> Hi Wangpan,****
>>
>> Thanks for Information and suggestions.****
>>
>> We want to have generic virtio-serial interface for Libvirt  and
>> applications can use this irrespective of Qemu Guest Agent in VM.****
>>
>> As suggested, Daniel can throw some light on this and help us.****
>>
>> Regards,****
>>
>> Balaji.P****
>>
>> ** **
>>
>> ** **
>>
>> ** **
>>
>> *From:* Wangpan [mailto:hzwangpan at corp.netease.com]
>> *Sent:* Wednesday, September 25, 2013 3:24 PM
>> *To:* OpenStack Development Mailing List
>> *Subject:* Re: [openstack-dev] [Nova] [Libvirt] Virtio-Serial support
>> for Nova libvirt driver****
>>
>> ** **
>>
>> Hi all,****
>>
>>  ****
>>
>> I'm the owner of this bp
>> https://blueprints.launchpad.net/nova/+spec/qemu-guest-agent-support****
>>
>> and Daniel Berrange gave me lots of help about implementing this bp, and
>> the original idea of mine is the same as yours.****
>>
>> So I think the opinion of Daniel will be very useful.****
>>
>>  ****
>>
>> 2013-09-25****
>>  ------------------------------
>>
>> Wangpan****
>>   ------------------------------
>>
>> *发件人：*balaji patnala <patnala003 at gmail.com>****
>>
>> *发送时间：*2013-09-25 22:36****
>>
>> *主**题：*Re: [openstack-dev] [Nova] [Libvirt] Virtio-Serial support for
>> Nova libvirt driver****
>>
>> *收件人：*"OpenStack Development Mailing List"<
>> openstack-dev at lists.openstack.org>****
>>
>> *抄送：*****
>>
>>  ****
>>
>> Hi Haomai, ****
>>
>> ** **
>>
>> Thanks for your interest on this.****
>>
>> ** **
>>
>> The code check-ins done against the below bp are more specific to Qemu
>> Guest Agent.****
>>
>> ** **
>>
>>  https://blueprints.launchpad.net/nova/+spec/qemu-guest-agent-support****
>>
>> ** **
>>
>> ** **
>>
>> Our requirement is to enable Virtio-Serial Interface to the applications
>> running in VM.****
>>
>> ** **
>>
>> Do you have the same requirement?****
>>
>> ** **
>>
>> We will share the draft BP on this.****
>>
>> ** **
>>
>> ** **
>>
>> Any comments on this approach will be helpful.****
>>
>> ** **
>>
>> Regards,****
>>
>> Balaji.P****
>>
>> ** **
>>
>> On Tue, Sep 24, 2013 at 8:10 PM, Haomai Wang <haomai at unitedstack.com>
>> wrote:****
>>
>>
>> On Sep 24, 2013, at 6:40 PM, P Balaji-B37839 <B37839 at freescale.com>
>> wrote:
>>
>> > Hi,
>> >
>> > Virtio-Serial interface support for Nova - Libvirt is not available
>> now. Some VMs who wants to access the Host may need like running
>> qemu-guest-agent or any proprietary software want to use this mode of
>> communication with Host.
>> >
>> > Qemu-GA uses virtio-serial communication.
>> >
>> > We want to propose a blue-print on this for IceHouse Release.
>> >
>> > Anybody interested on this.****
>>
>> Great! We have common interest and I hope we can promote it for IceHouse.
>>
>> BTW, do you have a initial plan or description about it.
>>
>> And I think this bp may invoke.
>> https://blueprints.launchpad.net/nova/+spec/qemu-guest-agent-support****
>>
>>
>> >
>> > Regards,
>> > Balaji.P
>> >
>> >
>> > _______________________________________________
>> > OpenStack-dev mailing list
>> > OpenStack-dev at lists.openstack.org
>> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev****
>>
>> Best regards,
>> Haomai Wang, UnitedStack Inc.****
>>
>>
>>
>> _______________________________________________
>> OpenStack-dev mailing list
>> OpenStack-dev at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev****
>>
>> ** **
>>
>> _______________________________________________
>> OpenStack-dev mailing list
>> OpenStack-dev at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
>>
>>
>
>
> --
> Ravi
>



-- 
Ravi
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