cloudstack-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From John Kinsella <...@stratosec.co>
Subject Re: [DISCUSS] Virtual machine's Base Image Updatation Facility
Date Wed, 26 Dec 2012 21:15:08 GMT
What might be interesting is to integrate Cobbler with ACS...

John

On Dec 25, 2012, at 10:48 PM, Harikrishna Patnala <harikrishna.patnala@citrix.com> wrote:

> When a user tries to create VM, following sequence of events happen with current CloudStack
implementation
> 
> 
> (1)    User / admin adds a template (which is stored on secondary storage)
> 
> (2)    Template gets downloaded from secondary storage to primary storage
> 
> (3)    New delta disk is created out of downloaded template
> 
> (4)    VM created will be booting from delta disk
> 
> 
> Requirement:
> If admin replaces (1) with a new updated template, CS doesn't have a mechanism  to create
a new mapping between delta disk(3) and updated template. We need to provide a way to create
this mapping on restart of user VM.
> 
> In order to implement the above mentioned requirement, I am planning to modify the API
restoreVirtualMachine which creates a new volume for the vm in case its existing volume gets
corrupted.
> Adding the logic  to check for the updated template and create a new delta disk from
the updated template.
> 
> 
> Comments/suggestions ?
> 
> Thanks
> -Harikrishna
> 

Stratosec - Secure Infrastructure as a Service
o: 415.315.9385
@johnlkinsella


Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message