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https://issues.apache.org/jira/browse/CLOUDSTACK-8715?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15290793#comment-15290793
 ] 

ASF GitHub Bot commented on CLOUDSTACK-8715:
--------------------------------------------

Github user DaanHoogland commented on a diff in the pull request:

    https://github.com/apache/cloudstack/pull/1545#discussion_r63848658
  
    --- Diff: 
plugins/hypervisors/kvm/test/com/cloud/hypervisor/kvm/resource/LibvirtDomainXMLParserTest.java
 ---
    @@ -144,7 +152,7 @@ public void testDomainXMLParser() {
                          "</console>" +
                          "<channel type='unix'>" +
                          "<source mode='bind' 
path='/var/lib/libvirt/qemu/s-2970-VM.agent'/>" +
    -                     "<target type='virtio' name='s-2970-VM.vport'/>" +
    +                     "<target type='virtio' name='s-2970-VM.vport' 
state='disconnected'/>" +
    --- End diff --
    
    to bad the kvm restructure didn't come through. we'd have this in a 
separate file ;)


> Add support for qemu-guest-agent to libvirt provider
> ----------------------------------------------------
>
>                 Key: CLOUDSTACK-8715
>                 URL: https://issues.apache.org/jira/browse/CLOUDSTACK-8715
>             Project: CloudStack
>          Issue Type: New Feature
>      Security Level: Public(Anyone can view this level - this is the 
> default.) 
>          Components: KVM
>            Reporter: Sten Spans
>            Assignee: Wido den Hollander
>              Labels: kvm, libvirt, qemu, systemvm
>             Fix For: Future
>
>
> The qemu guest agent is a newer part of qemu/kvm/libvirt which exposes quite 
> a lot of useful functionality, which can only be provided by having an agent 
> on the VM. This includes things like freezing/thawing filesystems (for 
> backups), reading files on the guest, listing interfaces / ip addresses, etc.
> This feature has been requested by users, but is currently not implemented.
> http://users.cloudstack.apache.narkive.com/3TTmy3zj/enabling-qemu-guest-agent
> The first change needed is to add the following to the XML generated for KVM 
> virtual machines,:
> <channel type='unix'>
>   <source mode='bind'/>
>   <target type='virtio' name='org.qemu.guest_agent.0'/>
> </channel>
> This provides the communication channel between libvirt and the agent on the 
> host. All in all a pretty simple change to LibvirtComputingResource.java / 
> LibvirtVMDef.java
> Secondly the qemu-guest-agent package needs to be added to the systemvm 
> template.



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