2011/5/2 Ronny Lindner <net-spi...@users.sourceforge.net>
> Hi!
>
> I think I found another bug - I didn't write a minimal example yet but
> something like this should trigger the bug:
>
yep it's one part of some others, all related to the current code handling
the parsing of this service attribute :/
but as I said a fix for all that is in my pipe, just need that a few details
be fixed :p
thx anyway,
regards,
greg
>
> service {
> hostgroup = this
> host = !that
> }
>
> this seems to translate to "this OR NOT that".
> And then I found something that's handled differently than in Nagios3:
>
> In my Nagios Config I have several services with the same
> service_description but a different service name. While Nagios uses the
> name to identify a service, shinken warns about duplicate services and
> seems to use the service description to identify a service.
>
> These are just from memory, I'll try to send you a better test case for
> the first bug tomorrow.
>
> Bye, Ronny
>
> Am 02.05.2011 21:00, schrieb Grégory Starck:
> > hmmm,
> >
> > about below case that I'm "fully" on it (I am already deep in it so don't
> do
> > anything on this specific case ;)) :
> >
> > """ parse(and after parse the "creation of the hosts list") problem of a
> > "hostgroup_name" possible attribute of a service definition """ :
> >
> >
> > does someone know if there exist somewhere a definition of the possible
> > syntax for the expression value that can be set for this attribute ?
> >
> > more particularly about the "!" special char:
> >
> > i think (well I think it'd be good like that) that it should,
> syntactically,
> > mean exactly something like :
> > """
> > not the members of :
> > the following group name (like " ! groupX") (quite trivial
> case)
> > or the following (sub-)expression eventually, like "! (groupA&
> groupB)"
> > ( == "not the members that are in both groups").
> > """
> >
> > but in the current code it's implemented like : """ all_hosts but not
> the
> > members of the following subexpression """ :
> >
> > # ! (not) should be changed as "ALL-" (all but not...)
> > if '!' in expr:
> > ALLELEMENTS = self.get_all_host_names_set(hosts)
> > # print "Changing ! by ALLELEMENTS- in ", expr
> > expr = expr.replace('!', 'ALLELEMENTS-')
> > hg_dict_mapping["ALLELEMENTS"] = ALLELEMENTS
> >
> >
> > *shouldn't the "ALLELEMENTS" be in fact "all elements referenced by the
> > current expression".*
> > *
> > *
> > *Like if we have a hostgroup_name like this :*
> >
> > hostgroup_name group1 , group2 , *!* group3
> >
> > with:
> > group1 = host1, host2, host3
> > group2 = host2, host3, host4
> > group3 = host2, host3
> >
> > but if in the config there is more hosts defined (like "host5, ...")
> then,
> > as the code is actually, Houston we have a problem no, or am I missing
> > something ??
> > *
> > *
> > *personally I think this specific expression should result in the
> addition
> > of the "host1" and "host4" hosts both (no more no less) to the
> > corresponding service..*
> > *
> > *
> > *wdyt already of this ?*
> > *
> > *
> > *
> > *
> > *more over, what about handling the new case:*
> >
> > *hostgroup_name expr1 ! expr2 *
> >
> > *where expr1 and expr2 would be 2 valid hostgroup_name expression, then
> the
> > result of " expr1 ! expr 2" would be : the hosts that are only in expr1
> (so
> > the members of the expr2 are removed from those of expr1).*
> > *
> > *
> > *
> > *
> > *voilà that's my only 2 questions because the others operators are
> > straightforward ("*" and "&" and "|" (that's in fact quite useless
> > because it does the same than "," imho). (and there miss "^" that could
> > also be very easily added/handled).*
> > *
> > *
> > *
> > *
> > *regards,*
> > *
> > *
> > *greg.*
> > *
> > *
> > *
> > *
> > *
> > *
> > ---------- Forwarded message ----------
> > From: shinken<nore...@sourceforge.net>
> > Date: 2011/5/1
> > Subject: Re: [shinken] #248: Parser bug
> > To:
> >
> >
> > #248: Parser bug
> >
> --------------------------------------+-------------------------------------
> > Reporter: net-spider | Owner: leblutch
> > Type: defect | Status: accepted
> > Priority: major | Milestone:
> > Component: Arbiter | Version: 0.5 (Eruptive
> > Earthworm)
> > Keywords: parser hostgroup service |
> >
> --------------------------------------+-------------------------------------
> >
> > Comment(by leblutch):
> >
> > well,
> >
> > ok I've a fix that solve this specific bug but the problem is that I've
> > seen others bugs with the parsing of the hostgroup_name possible
> attribute
> > of a service/host definition.
> >
> > Unfortunately these others bugs basically require a complete rewrite of
> > the functions doing this parsing job (when using complex hostgroup_name
> > expression).. I'm nearly done with it but not yet totally ;)
> >
> > So in the meantime I'm already going to push the fix for this
> > case&substring problem within the hostgroups that can be put in
> > hostgroup_name directive.
> >
> >
> >
> >
> >
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