Re: [Engine-devel] [Design for 3.2 RFE] Improving proxy selection algorithm for Power Management operations

From: "Eli Mesika" <emesika(a)redhat.com&gt; To: "Itamar Heim" <iheim(a)redhat.com&gt; Cc: "engine-devel" <engine-devel(a)ovirt.org&gt; Sent: Friday, November 9, 2012 12:06:05 PM Subject: Re: [Engine-devel] [Design for 3.2 RFE] Improving proxy selection algorithm for Power Management operations ----- Original Message ----- > From: "Itamar Heim" <iheim(a)redhat.com&gt; > To: "Eli Mesika" <emesika(a)redhat.com&gt; > Cc: "engine-devel" <engine-devel(a)ovirt.org&gt;, "Michael Pasternak" > <mpastern(a)redhat.com&gt;, "Simon Grinberg" > <sgrinber(a)redhat.com&gt;, "Dan Kenigsberg" <danken(a)redhat.com&gt; > Sent: Friday, November 9, 2012 12:02:37 PM > Subject: Re: [Engine-devel] [Design for 3.2 RFE] Improving proxy > selection algorithm for Power Management operations > > On 11/09/2012 10:52 AM, Eli Mesika wrote: > > >> > > >> > > FenceWrapper > >> > > >> >i understand danken suggested going this way, rather than than > >> >another > >> >instance of vdsm. > >> >is vdsm only calling these scripts today and all logic is in > >> >engine, > >> >or > >> >does vdsm has any logic in wrapping these scripts (not a > >> >blocker > >> >to > >> >doing FenceWrapper, just worth extracting that logic from vdsm > >> >to > >> >such a > >> >script, then using it in both. i hope answer is 'no logic'...) > > vdsm has some logic that maps between the call passed to it from > > engine and the actual parameters generated for the script. > > AFAIK, this logic only "builds" the correct arguments for the > > command according to the agent type > > > > can we extract it to an external wrapper? > I'd hate to fix bugs/changes twice for this. I'll check it with danken on SUN

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