On 10.10.2016 18:32, Stefan Bader wrote: > On 10.10.2016 17:06, Cole Robinson wrote: >> On 10/07/2016 03:56 AM, Stefan Bader wrote: >>> Two small changes, before I forget about submitting them... >>> >>> First one affects all environments the same. The list of UIDs which >>> is generated has each element on a separate line. And using quotes >>> in the echo preserves those newlines. However the processing assumes >>> one line per URI and all UIDs separated by spaces. So without dropping >>> the quotes only one guest will get shutdown/suspended. >>> >>> The second change is for Xen environments only. Domain-0 appears in >>> the list of guests and it is a persistent one. So on shutdown, the >>> script tries to stop Domain-0 (which is not working) and then waits >>> the whole timeout for it to stop. >>> >> >> Note these patches were flagged as problematic a few months back: >> https://bugzilla.redhat.com/show_bug.cgi?id=1335585 >> >> Stefan, have you heard about that issue? Was it resolved with these versions? > > I did not hear about that before. But revisiting things again I think what > happened is that the Xen patch which I had done before (but at that time > forgot > to submit upstream) was adding quotes there because without, the grep does not > work. Back then I did not realize this broke the shutdown as that also had > quotes around the list. All the other users of the list are ok because they > wrap > the processing into for ... loops and for those newline or space does not > matter.
I think the surprising part is that the calls to virsh like: list=$(virsh ... list) seem to retain the newline seperator despite having no quotes. Only when using echo with the unquoted variable seems to do that. That is with dash as sh at least. > > So together with the other patch wich drops the quotes when writing the list > file this should be resolved. list_guests returns a list of uids (separated by > newline), the output of the info message is correctly showing names in one > line > separated by komma, and the produced list file had only one line per uri with > uids separated by spaces. > > -Stefan >> >> Thanks, >> Cole >> > >
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