Hello CUZA,
Are you rbd/disk_test in same ceph cluster?
you export rbd/disk_test with one user while import rbd/disk_test with another one?
At 2019-06-05 23:25:45, "CUZA Frédéric" <frederic.cuza@xxxxxx> wrote:
>Thank you all for you quick answer.
>I think that will solve our problem.
>
>This is what we came up with this :
>rbd -c /etc/ceph/Oceph.conf --keyring /etc/ceph/Oceph.client.admin.keyring export rbd/disk_test - | rbd -c /etc/ceph/Nceph.conf --keyring /etc/ceph/Nceph.client.admin.keyring import - rbd/disk_test
>
>This rbd image is a test with only 5Gb of datas inside of it.
>
>Unfortunately the command seems to be stuck and nothing happens, both ports 7800 / 6789 / 22.
>
>We can't find no logs on any monitors.
>
>Thanks !
>
>-----Message d'origine-----
>De : ceph-users <ceph-users-bounces@xxxxxxxxxxxxxx> De la part de Jason Dillaman
>Envoyé : 04 June 2019 14:14
>À : 解决 <zhanrongzhen89@xxxxxxx>
>Cc : ceph-users <ceph-users@xxxxxxxxxxxxxx>
>Objet : Re: [ceph-users] rbd.ReadOnlyImage: [errno 30]
>
>On Tue, Jun 4, 2019 at 4:55 AM 解决 <zhanrongzhen89@xxxxxxx> wrote:
>>
>> Hi all,
>> We use ceph(luminous) + openstack(queens) in my test
>> environment。The virtual machine does not start properly after the
>> disaster test and the image of virtual machine can not create snap.The
>> procedure is as follows：
>> #!/usr/bin/env python
>>
>> import rados
>> import rbd
>> with rados.Rados(conffile='/etc/ceph/ceph.conf',rados_id='nova') as cluster:
>> with cluster.open_ioctx('vms') as ioctx:
>> rbd_inst = rbd.RBD()
>> print "start open rbd image"
>> with rbd.Image(ioctx, '10df4634-4401-45ca-9c57-f349b78da475_disk') as image:
>> print "start create snapshot"
>> image.create_snap('myimage_snap1')
>>
>> when i run it ,it show readonlyimage,as follows:
>>
>> start open rbd image
>> start create snapshot
>> Traceback (most recent call last):
>> File "testpool.py", line 17, in <module>
>> image.create_snap('myimage_snap1')
>> File "rbd.pyx", line 1790, in rbd.Image.create_snap
>> (/builddir/build/BUILD/ceph-12.2.5/build/src/pybind/rbd/pyrex/rbd.c:15
>> 682)
>> rbd.ReadOnlyImage: [errno 30] error creating snapshot myimage_snap1
>> from 10df4634-4401-45ca-9c57-f349b78da475_disk
>>
>> but i run it with admin instead of nova,it is ok.
>>
>> "ceph auth list" as follow
>>
>> installed auth entries:
>>
>> osd.1
>> key: AQBL7uRcfuyxEBAAoK8JrQWMU6EEf/g83zKJjg==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> osd.10
>> key: AQCV7uRcdsB9IBAAHbHHCaylVUZIPKFX20polQ==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> osd.11
>> key: AQCW7uRcRIMRIhAAbXfLbQwijEO5ZQFWFZaO5w==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> osd.2
>> key: AQBL7uRcfFMWDBAAo7kjQobGBbIHYfZkx45pOw==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> osd.4
>> key: AQBk7uRc97CPOBAAK9IBJICvchZPc5p80bISsg==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> osd.5
>> key: AQBk7uRcOdqaORAAkQeEtYsE6rLWLPhYuCTdHA==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> osd.7
>> key: AQB97uRc+1eRJxAA34DImQIMFjzHSXZ25djp0Q==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> osd.8
>> key: AQB97uRcFilBJhAAXzSzNJsgwpobC8654Xo7Sw==
>> caps: [mon] allow profile osd
>> caps: [osd] allow *
>> client.admin
>> key: AQAU7uRcNia+BBAA09mOYdX+yJWbLCjcuMih0A==
>> auid: 0
>> caps: [mds] allow
>> caps: [mgr] allow *
>> caps: [mon] allow *
>> caps: [osd] allow *
>> client.cinder
>> key: AQBp7+RcOzPHGxAA7azgyayVu2RRNWJ7JxSJEg==
>> caps: [mon] allow r
>> caps: [osd] allow class-read object_prefix rbd_children, allow rwx
>> pool=volumes, allow rwx pool=volumes-cache, allow rwx pool=vms, allow
>> rwx pool=vms-cache, allow rx pool=images, allow rx pool=images-cache
>> client.cinder-backup
>> key: AQBq7+RcVOwGNRAAiwJ59ZvAUc0H4QkVeN82vA==
>> caps: [mon] allow r
>> caps: [osd] allow class-read object_prefix rbd_children, allow rwx
>> pool=backups, allow rwx pool=backups-cache client.glance
>> key: AQDf7uRc32hDBBAAkGucQEVTWqnIpNvihXf/Ng==
>> caps: [mon] allow r
>> caps: [osd] allow class-read object_prefix rbd_children, allow rwx
>> pool=images, allow rwx pool=images-cache client.nova
>> key: AQDN7+RcqDABIxAAXnFcVjBp/S5GkgOy0wqB1Q==
>> caps: [mon] allow r
>> caps: [osd] allow class-read object_prefix rbd_children, allow rwx
>> pool=volumes, allow rwx pool=volumes-cache, allow rwx pool=vms, allow
>> rwx pool=vms-cache, allow rwx pool=images, allow rwx pool=images-cache
>> client.radosgw.gateway
>> key: AQAU7uRccP06CBAA6zLFtDQoTstl8CNclYRugQ==
>> auid: 0
>> caps: [mon] allow rwx
>> caps: [osd] allow rwx
>> mgr.172.30.126.26
>> key: AQAr7uRclc52MhAA+GWCQEVnAHB01tMFpgJtTQ==
>> caps: [mds] allow *
>> caps: [mon] allow profile mgr
>> caps: [osd] allow *
>> mgr.172.30.126.27
>> key: AQAs7uRclkD2OBAAW/cUhcZEebZnQulqVodiXQ==
>> caps: [mds] allow *
>> caps: [mon] allow profile mgr
>> caps: [osd] allow *
>> mgr.172.30.126.28
>> key: AQAu7uRcT9OLBBAAZbEjb/N1NnZpIgfaAcThyQ==
>> caps: [mds] allow *
>> caps: [mon] allow profile mgr
>> caps: [osd] allow *
>>
>>
>> Can someone explain it to me?
>
>Your clients don't have the correct caps. See [1] or [2].
>
>
>> thanks!!
>>
>>
>> _______________________________________________
>> ceph-users mailing list
>> ceph-users@xxxxxxxxxxxxxx
>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
>[1] http://docs.ceph.com/docs/mimic/releases/luminous/#upgrade-from-jewel-or-kraken
>[2] http://docs.ceph.com/docs/luminous/rbd/rados-rbd-cmds/#create-a-block-device-user
>
>--
>Jason
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