Open Stack

This sounds a lot like this bug:
https://bugs.launchpad.net/charm-manila-ganesha/+bug/1901570

What are your ceph auth caps for the required pool(s)? I'm not  
familiar with Manila or Kolla, but maybe as a workaround you can  
change the directory permissions as described in the report.


Zitat von Boxiang Zhu <bxzhu_5355 at 163.com>:

> Hi all,
>
>
> I have met an issue when I use manila with cephfs nfs backend.
>
>
> Environment Information:
> - OS: ubuntu 18.04
> - OpenStack Version: Train
> - Kolla-ansible Version: 9.3.2
>
>
> I used kolla-ansible to deploy my OpenStack environment AIO.
>
>
> Here is the info of my globals.yml as followed:
> ---
> kolla_base_distro: "ubuntu"
> kolla_install_type: "source"
> openstack_release: "train"
> kolla_internal_vip_address: "172.16.150.67"
> network_interface: "ens3"
> neutron_external_interface: "ens4"
> enable_haproxy: "no"
> enable_ceph: "yes"
> enable_ceph_mds: "yes"
> enable_ceph_rgw: "yes"
> enable_ceph_nfs: "yes"
> enable_cinder: "yes"
> enable_manila: "yes"
> enable_manila_backend_cephfs_nfs: "yes"
> enable_ceph_rgw_keystone: "yes"
> ceph_osd_store_type: "filestore"
>
>
> I try to use cephfs nfs backend for manila.
> All containers are running and the services of manila is good.
> +----+------------------+-------------------+------+---------+-------+----------------------------+
> | Id | Binary | Host | Zone | Status | State | Updated_at |
> +----+------------------+-------------------+------+---------+-------+----------------------------+
> | 1 | manila-data | manila | nova | enabled | up |  
> 2022-02-16T03:25:34.000000 |
> | 2 | manila-scheduler | manila | nova | enabled | up |  
> 2022-02-16T03:25:35.000000 |
> | 3 | manila-share | manila at cephfsnfs1 | nova | enabled | up |  
> 2022-02-16T03:25:40.000000 |
> +----+------------------+-------------------+------+---------+-------+----------------------------+
>
>
> Here is my share type:
> +--------------------------------------+--------------------+------------+------------+-------------------------------------+----------------------+-------------+
> | ID                                   | Name               |  
> visibility | is_default | required_extra_specs                |  
> optional_extra_specs | Description |
> +--------------------------------------+--------------------+------------+------------+-------------------------------------+----------------------+-------------+
> | 265a6637-0322-4c4a-9185-f30f01b96d12 | default_share_type | public  
>     | -          | driver_handles_share_servers : False |             
>           | None        |
> +--------------------------------------+--------------------+------------+------------+-------------------------------------+----------------------+-------------+
>
>
> When I create a share, error information appears in manila-share.log file:
>
>
> 2022-02-16 09:30:04.615 20 INFO manila.share.manager  
> [req-b57991af-5355-4202-8543-dc7ff914d919 - - - - -] Updating share  
> status
> 2022-02-16 09:30:04.616 20 DEBUG manila.share.driver  
> [req-b57991af-5355-4202-8543-dc7ff914d919 - - - - -] Updating share  
> stats. _update_share_stats  
> /var/lib/kolla/venv/lib/python3.6/site-packages/manila/share/driver.py:1232
> 2022-02-16 09:30:54.675 20 DEBUG manila.share.drivers.cephfs.driver  
> [req-d2c8ef2a-d3ce-483b-9e39-e5a3d857d72b  
> eaf0e30a92694889aa46ac5a1d4b7a47 37025e7c9ae447c8975e9ef3a4e5d0ff -  
> - -] create_share CEPHFSNFS1  
> name=449a52a4-f19c-4d1b-b437-7dc2443e040c size=1 share_group_id=None  
> create_share  
> /var/lib/kolla/venv/lib/python3.6/site-packages/manila/share/drivers/cephfs/driver.py:262
> 2022-02-16 09:30:54.682 20 INFO ceph_volume_client  
> [req-d2c8ef2a-d3ce-483b-9e39-e5a3d857d72b  
> eaf0e30a92694889aa46ac5a1d4b7a47 37025e7c9ae447c8975e9ef3a4e5d0ff -  
> - -] create_volume:  
> /volumes/_nogroup/449a52a4-f19c-4d1b-b437-7dc2443e040c2022-02-16  
> 09:30:54.927 20 ERROR manila.share.manager  
> [req-d2c8ef2a-d3ce-483b-9e39-e5a3d857d72b  
> eaf0e30a92694889aa46ac5a1d4b7a47 37025e7c9ae447c8975e9ef3a4e5d0ff -  
> - -] Share instance 449a52a4-f19c-4d1b-b437-7dc2443e040c failed on  
> creation.: cephfs.OSError: error in mkdir  
> volumes/_nogroup/449a52a4-f19c-4d1b-b437-7dc2443e040c: Permission  
> denied [Errno 13]
> 2022-02-16 09:30:54.929 20 WARNING manila.share.manager  
> [req-d2c8ef2a-d3ce-483b-9e39-e5a3d857d72b  
> eaf0e30a92694889aa46ac5a1d4b7a47 37025e7c9ae447c8975e9ef3a4e5d0ff -  
> - -] Share instance information in exception can not be written to  
> db because it contains {} and it is not a dictionary.:  
> cephfs.OSError: error in mkdir  
> volumes/_nogroup/449a52a4-f19c-4d1b-b437-7dc2443e040c: Permission  
> denied [Errno 13]
> 2022-02-16 09:30:54.955 20 INFO manila.message.api  
> [req-d2c8ef2a-d3ce-483b-9e39-e5a3d857d72b  
> eaf0e30a92694889aa46ac5a1d4b7a47 37025e7c9ae447c8975e9ef3a4e5d0ff -  
> - -] Creating message record for request_id =  
> req-d2c8ef2a-d3ce-483b-9e39-e5a3d857d72b
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server  
> [req-d2c8ef2a-d3ce-483b-9e39-e5a3d857d72b  
> eaf0e30a92694889aa46ac5a1d4b7a47 37025e7c9ae447c8975e9ef3a4e5d0ff -  
> - -] Exception during message handling: cephfs.OSError: error in  
> mkdir volumes/_nogroup/449a52a4-f19c-4d1b-b437-7dc2443e040c:  
> Permission denied [Errno 13]
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server Traceback  
> (most recent call last):
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/usr/lib/python3/dist-packages/ceph_volume_client.py", line 656, in  
> _mkdir_p
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> self.fs.stat(subpath)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "cephfs.pyx", line 1257, in cephfs.LibCephFS.stat
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server  
> cephfs.ObjectNotFound: error in stat:  
> volumes/_nogroup/449a52a4-f19c-4d1b-b437-7dc2443e040c: No such file  
> or directory [Errno 2]
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server During  
> handling of the above exception, another exception occurred:
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server Traceback  
> (most recent call last):
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/rpc/server.py", line 165, in  
> _process_incoming
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server     res =  
> self.dispatcher.dispatch(message)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/rpc/dispatcher.py", line 274, in  
> dispatch
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> return self._do_dispatch(endpoint, method, ctxt, args)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/rpc/dispatcher.py", line 194, in  
> _do_dispatch
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> result = func(ctxt, **new_args)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/manila/share/manager.py",  
> line 187, in wrapped
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> return f(self, *args, **kwargs)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/manila/utils.py",  
> line 568, in wrapper
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> return func(self, *args, **kwargs)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/manila/share/manager.py",  
> line 1790, in create_share_instance
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server     exception=e)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_utils/excutils.py",  
> line 220, in __exit__
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> self.force_reraise()
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_utils/excutils.py",  
> line 196, in force_reraise
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> six.reraise(self.type_, self.value, self.tb)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/six.py", line 693,  
> in reraise
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server     raise value
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/manila/share/manager.py",  
> line 1753, in create_share_instance
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> context, share_instance, share_server=share_server)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/var/lib/kolla/venv/lib/python3.6/site-packages/manila/share/drivers/cephfs/driver.py", line 272, in  
> create_share
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> mode=self._cephfs_volume_mode)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/usr/lib/python3/dist-packages/ceph_volume_client.py", line 677, in  
> create_volume
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> self._mkdir_p(path, mode)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "/usr/lib/python3/dist-packages/ceph_volume_client.py", line 658, in  
> _mkdir_p
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server      
> self.fs.mkdir(subpath, mode)
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server   File  
> "cephfs.pyx", line 887, in cephfs.LibCephFS.mkdir
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server  
> cephfs.OSError: error in mkdir  
> volumes/_nogroup/449a52a4-f19c-4d1b-b437-7dc2443e040c: Permission  
> denied [Errno 13]
> 2022-02-16 09:30:54.971 20 ERROR oslo_messaging.rpc.server