If cluster is specified in /etc/default/ceph than I don't have any other reservations to your proposal.
On Wed, Dec 10, 2014 at 1:39 PM, Sage Weil <sw...@redhat.com> wrote: > On Wed, 10 Dec 2014, Robert LeBlanc wrote: > > I guess you would have to specify the cluster name in > /etc/ceph/ceph.conf? > > That would be my only concern. > > ceph.conf is $cluster.conf (default cluster name is 'ceph'). > > Unfortunately under systemd it's not possible to parameterize daemons with > two variables (cluster and id) so the cluster is fixed per-host in > /etc/defaults/ceph (or something like that). At least that's how the > current units work.. > > sage > > > > > On Wed, Dec 10, 2014 at 1:28 PM, Sage Weil <sw...@redhat.com> wrote: > > On Wed, 10 Dec 2014, Robert LeBlanc wrote: > > > I'm a big fan of /etc/*.d/ configs. Basically if the package > > maintained > > > /etc/ceph.conf includes all files in /etc/ceph.d/ then I can > > break up the > > > files however I'd like (mon, ods, mds, client, one per daemon, > > etc). Then > > > when upgrading, I don't have to worry about the new packages > > trying to > > > overwrite my conf file. If you have the include order be > > /var/lib/ceph/, > > > /etc/ceph.conf, /etc/ceph.d/ then package maintainers can put > > in things so > > > that it "just works" and can be easily overridden with > > /etc/ceph.d/. > > > Just my $0.02. > > > > How about /etc/ceph/ceph.conf.d/* ? In reality it's > > /etc/ceph/$cluster.conf.d/* > > > > sage > > > > > > > > > > On Sat, Dec 6, 2014 at 11:39 AM, Sage Weil <sw...@redhat.com> > > wrote: > > > Several things are different/annoying with radosgw than > > with > > > other Ceph > > > daemons: > > > > > > - binary/package are named 'radosgw' instead of > > 'ceph-rgw'. > > > > > > This is cosmetic, but it also makes it fit less well > > into the > > > new /var/lib/ceph/* view of things. > > > > > > - default log location is > > /var/log/radosgw/$cluster-$name.log > > > instead of > > > /var/lib/ceph/$cluster-$rgw.$name.log (or similar). > > > > > > - rgw_data default is /var/lib/ceph/radosgw instead of > > > /var/lib/ceph/rgw > > > > > > (not sure if 3 letters for consistency is better?) > > > > > > - rgw usually authenticates as a client.something user, > > which > > > means if you > > > do use more standard rgw log names, then you get > > > /var/log/ceph/client.something.$pid.$uniqueid.log. > > There is a > > > loose > > > convention that 'something' is 'rgw.hostname' (i.e., > > > client.rgw.hostname). > > > > > > - radosgw has it's own separate sysvinit script that > > enumerates > > > daemons > > > from /etc/ceph/ceph.conf sections that start with > > > client.radosgw.* > > > > > > - radosgw upstart script is called radosgw (not > > ceph-rgw) and > > > enumerates > > > daemons from /var/lib/ceph/radosgw/* > > > > > > (totally different than sysvinit!) > > > > > > - radosgw instances usually need some stuff in ceph.conf > > to make > > > them > > > behave properly, which means they need a section in the > > shared > > > /etc/ceph/ceph.conf. more work for admins or config > > management > > > systems. > > > > > > - on rpm-based systems we have a separate sysvinit > > script that > > > is > > > slightly different (mostly because the username is > > different, > > > apache > > > instead of www-data). > > > > > > --- > > > > > > There is enough wrong here and little enough convention > > that my > > > proposal is to essentially start fresh: > > > > > > - rename package ceph-rgw. obsoletes/replaces radosgw. > > > > > > - merge rgw start/stop into standard sysvinit script > > (just > > > another > > > daemon type?). > > > > > > - normalize upstart start/stop (just rename radosgw-* to > > > ceph-rgw-*, > > > basically). > > > > > > - make upstart use /var/lib/ceph/rgw instead of > > > /var/lib/ceph/radosgw (do > > > this automagically on upgrade? that will at least avoid > > the > > > upgrade pain > > > for ubuntu users) > > > > > > - create new systemd start/stop that are correct the > > first time > > > around. > > > > > > - move log file to /var/log/ceph > > > > > > > > > The part I'm not sure about is how to handle config. I > > would > > > really like > > > the ability to put per-daemon config stuff in > > > /var/lib/ceph/rgw/foo/conf > > > or config, but there is no 'include file' function in > > our > > > ini-file parser > > > (or in other typical ini-file implementations that i can > > find) > > > and I don't > > > like the idea the per-daemon config would completely > > supplant > > > the > > > /etc/ceph/ one. > > > > > > Basically, I'd like to get to a point where we can > > > programatically deploy > > > an rgw without any wonky code that edits the ceph.conf. > > Perhaps > > > the way > > > to accomplish this is to have the admin create a generic > > > client.rgw user > > > and generic [client.rgw] section in the global > > ceph.conf? > > > > > > If there were an include file function, we could make > > the > > > per-daemon > > > config file something like > > > > > > include /etc/ceph/$cluster.conf > > > [client.rgw.hostname] > > > rgw foo = bar > > > rgw baz = blip > > > > > > or whatever. > > > > > > Thoughts? Suggestions? > > > > > > sage > > > _______________________________________________ > > > ceph-users mailing list > > > ceph-users@lists.ceph.com > > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > > > > > > > > > > > > > > > > > > > > >
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