Hi,
I am not sure about cephadm but if you were to use the ceph-dashboard, in
its host creation form you can enter a pattern like ceph[01-19] should add
ceph01...ceph19.
Regards,
Nizam
On Fri, Jan 27, 2023, 23:52 E Taka <0etaka0@xxxxxxxxx> wrote:
> Thanks, Ulrich, but:
>
> # ceph orch host ls --host_pattern="^ceph(0[1-9])|(1[0-9])$"
> 0 hosts in cluster whose hostname matched "^ceph(0[1-9])|(1[0-9])$"
>
> Bash pattern are not accepted. (I tried it in numerous other combinations).
> But, as I said, not really a problem - just wondering what the regex might
> be.
>
> Am Fr., 27. Jan. 2023 um 19:09 Uhr schrieb Ulrich Klein <
> Ulrich.Klein@xxxxxxxxxxxxxx>:
>
> > I use something like "^ceph(0[1-9])|(1[0-9])$", but in a script that
> > checks a parameter for a "correct" ceph node name like in:
> >
> > wantNum=$1
> > if [[ $wantNum =~ ^ceph(0[2-9]|1[0-9])$ ]] ; then
> > wantNum=${BASH_REMATCH[1]}
> >
> > Which gives me the number, if it is in the range 02-19
> >
> > Dunno, if that helps :)
> >
> > Ciao, Uli
> >
> > > On 27. Jan 2023, at 18:17, E Taka <0etaka0@xxxxxxxxx> wrote:
> > >
> > > Hi,
> > >
> > > I wonder if it is possible to define a host pattern, which includes the
> > > host names
> > > ceph01…ceph19, but no other hosts, especially not ceph00. That means,
> > this
> > > pattern is wrong: ceph[01][0-9] , since it includes ceph00.
> > >
> > > Not really a problem, but it seems that the "“host-pattern” is a regex
> > that
> > > matches against hostnames and returns only matching hosts"¹ is not
> > defined
> > > more precisely in the docs.
> > >
> > > 1) https://docs.ceph.com/en/latest/cephadm/host-management/
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