On 11/16/2011 06:07 AM, Alon Levy wrote: > On Wed, Nov 16, 2011 at 08:53:45AM +0100, Hans de Goede wrote: >> Hi, >> >> On 11/15/2011 11:39 PM, Ayal Baron wrote: >>> >> >> <snip> >> >>>> If you want to talk about convergence, the discussion should start >>>> around >>>> collecting requirements. We can then figure out if the two sets of >>>> requirements >>>> are strictly overlapping or if there are any requirements that are >>>> fundamentally >>>> in opposition. >>> >>> Agreed. >>> >>> So vdsm guest agent goal is to ease administration of VMs. This is not >>> saying much as it is quite broad so I will list what is provided today and >>> some things we need to add: >>> >>> Assistance in VM life-cycle: >>> "desktopShutdown" - Shuts the VM down gracefully from within the guest. >>> "quiesce" - does not exist today. This is definitely a requirement for us. >>> >>> SSO support for spice sessions (automatically login into guest OS using >>> provided credentials): >>> "desktopLock" - lock current session, used when spice session gets >>> disconnected / before giving a new user access to spice session >>> "desktopLogin" >>> "desktopLogoff" >>> In addition, guest reports relevant info (currently active user, session >>> state) >>> >>> Monitoring and inventory: >>> currently agent sends info periodically, which includes a lot of info which >>> should probably be broken down and served upon request. Info includes - >>> - memory usage >>> - NICs info (name, hw, inet, inet6) >>> - appslist (list of installed apps / rpms) >>> - OS type >>> - guest hostname >>> - internal file systems info (path, fs type, total space, used space) >>> >> >> <snip> >> >> If we're gathering requirements and trying to come up with one agent to rule >> them all, don't forget >> about VDI and the Spice agent. Currently the spice agent handles the >> following: >> >> 1) Paravirtual mouse (needed to get mouse coordinates right with multi >> monitor setups)
I thought there was wide agreement that pv mouse should be extracted from the guest agent into its own driver. >> 2) Send client monitor configuration, so that the guest os can adjust its >> resolution >> (and number and place of monitors) to match the client I also wonder if this should be part of QXL? Regards, Anthony Liguori >> 3) Copy and paste in a platform neutral manner, if anyone wishes to add this >> to another agent >> please, please contact us (me) first. This is easy to get wrong (we went >> through 2 revisions >> of the protocol for this). >> 4) Allow the client to request the guest to tone down the bling (for low >> spec clients) >> > As long as we are collecting requirements, even if as Ayal said merging > spice requirements is not the OP's intent: > > 5) Window management - Agent can set location of windows, report > existing running applications and locations, get notified when a new > window is created. For exposing individual applications, this is a > future requirement. > >> Notes: >> 1) All of these are client<-> guest communication, rather then the host<-> >> guest communication >> which the other agents seem to focus on. >> >> 2) Getting copy paste right requires a system level guest agent process as >> well as a per user >> session agent process. >> > >> Regards, >> >> Hans >> > _______________________________________________ vdsm-devel mailing list vdsm-devel@lists.fedorahosted.org https://fedorahosted.org/mailman/listinfo/vdsm-devel