OpenStack Zed : How to use Manila (Local Device)2022/11/11 |
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This is How to use OpenStack Shared File System (Manila).
This example is based on the environment like follows.
For example, Configure local block device as shared storage on Storage Node and use it from Instances.
Therefore, it needs there is a free block device on Storage Node.
------------+-----------------------------+-----------------------------+------------
| | |
eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ dlp.srv.world ] | | [ network.srv.world ] | | [ node01.srv.world ] |
| (Control Node) | | (Network Node) | | (Compute Node) |
| | | | | |
| MariaDB RabbitMQ | | Open vSwitch | | Libvirt |
| Memcached Nginx | | Neutron Server | | Nova Compute |
| Keystone httpd | | OVN-Northd | | Open vSwitch |
| Glance Nova API | | Nginx iSCSI Target | | OVN Metadata Agent |
| Cinder API | | Cinder Volume | | OVN-Controller |
| Manila API | | Manila Share | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] | Configure Storage Node. |
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[root@network ~]#
dnf -y install nfs-utils nfs4-acl-tools # create a volume for Manila on free block device [root@network ~]# pvcreate /dev/sdc1 Physical volume "/dev/sdc1" successfully created [root@network ~]# vgcreate manila-volumes /dev/sdc1 Volume group "manila-volumes" successfully created
[root@network ~]#
vi /etc/manila/manila.conf # add follows into [DEFAULT] section
enabled_share_backends = lvm
# add to the end [lvm] share_backend_name = LVM share_driver = manila.share.drivers.lvm.LVMShareDriver driver_handles_share_servers = False lvm_share_volume_group = manila-volumes lvm_share_export_ips = $my_ip systemctl enable --now openstack-manila-share nfs-server
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| [2] | Create default share type. It's OK to work on any node. (example below is on Control Node) |
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[root@dlp ~(keystone)]# manila type-create default_share_type False +----------------------+--------------------------------------+ | Property | Value | +----------------------+--------------------------------------+ | ID | 583e5373-7a15-4e52-a0fd-2c75cac1bc5b | | Name | default_share_type | | Visibility | public | | is_default | YES | | required_extra_specs | driver_handles_share_servers : False | | optional_extra_specs | | | Description | None | +----------------------+--------------------------------------+[root@dlp ~(keystone)]# manila type-list +--------------------------------------+--------------------+------------+------------+--------------------------------------+----------------------+-------------+ | ID | Name | visibility | is_default | required_extra_specs | optional_extra_specs | Description | +--------------------------------------+--------------------+------------+------------+--------------------------------------+----------------------+-------------+ | 583e5373-7a15-4e52-a0fd-2c75cac1bc5b | default_share_type | public | YES | driver_handles_share_servers : False | | None | +--------------------------------------+--------------------+------------+------------+--------------------------------------+----------------------+-------------+ |
| [3] | Login as a common user to create Manila NFS Share. |
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[cent@dlp ~(keystone)]$ manila create NFS 10 --name share01 --share-type default_share_type
+---------------------------------------+--------------------------------------+
| Property | Value |
+---------------------------------------+--------------------------------------+
| id | 8b9da165-feb8-4d0a-b8b7-1adabe937624 |
| size | 10 |
| availability_zone | None |
| created_at | 2022-11-11T02:37:44.529860 |
| status | creating |
| name | share01 |
| description | None |
| project_id | 28b6e37c787240e4a975d3614821cc71 |
| snapshot_id | None |
| share_network_id | None |
| share_proto | NFS |
| metadata | {} |
| share_type | 583e5373-7a15-4e52-a0fd-2c75cac1bc5b |
| is_public | False |
| snapshot_support | False |
| task_state | None |
| share_type_name | default_share_type |
| access_rules_status | active |
| replication_type | None |
| has_replicas | False |
| user_id | 9e8824a151c949ad9105535ead452501 |
| create_share_from_snapshot_support | False |
| revert_to_snapshot_support | False |
| share_group_id | None |
| source_share_group_snapshot_member_id | None |
| mount_snapshot_support | False |
| progress | None |
| is_soft_deleted | False |
| scheduled_to_be_deleted_at | None |
+---------------------------------------+--------------------------------------+
# OK if the Status turns to [available] after a few minutes [cent@dlp ~(keystone)]$ manila list +--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+ | ID | Name | Size | Share Proto | Status | Is Public | Share Type Name | Host | Availability Zone | +--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+ | 8b9da165-feb8-4d0a-b8b7-1adabe937624 | share01 | 10 | NFS | available | False | default_share_type | | nova | +--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+ |
| [4] | That's OK, you can use Manila Shared filesystem on your own instances like follows. |
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[cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+------------+---------+------------------------------------+----------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+------------+---------+------------------------------------+----------------+----------+ | 158685ed-8159-4aad-a294-3227b427f7e1 | CentOS-St9 | SHUTOFF | private=10.0.0.218, 192.168.100.75 | CentOS-Stream9 | m1.small | +--------------------------------------+------------+---------+------------------------------------+----------------+----------+ # set access permission first [cent@dlp ~(keystone)]$ manila access-allow share01 ip 10.0.0.0/24 --access-level rw
+--------------+--------------------------------------+
| Property | Value |
+--------------+--------------------------------------+
| id | 345bf266-12f5-4188-b468-c9de811d3fd8 |
| share_id | 8b9da165-feb8-4d0a-b8b7-1adabe937624 |
| access_level | rw |
| access_to | 10.0.0.0/24 |
| access_type | ip |
| state | queued_to_apply |
| access_key | None |
| created_at | 2022-11-11T02:39:07.412864 |
| updated_at | None |
| metadata | {} |
+--------------+--------------------------------------+
# OK if State turns to [active] [cent@dlp ~(keystone)]$ manila access-list share01 +--------------------------------------+-------------+-------------+--------------+--------+------------+----------------------------+------------+ | id | access_type | access_to | access_level | state | access_key | created_at | updated_at | +--------------------------------------+-------------+-------------+--------------+--------+------------+----------------------------+------------+ | 345bf266-12f5-4188-b468-c9de811d3fd8 | ip | 10.0.0.0/24 | rw | active | None | 2022-11-11T02:39:07.412864 | None | +--------------------------------------+-------------+-------------+--------------+--------+------------+----------------------------+------------+
[cent@dlp ~(keystone)]$
openstack server start CentOS-St9 # confirm access Path [cent@dlp ~(keystone)]$ manila show share01 | grep path | cut -d'|' -f3 path = 10.0.0.50:/var/lib/manila/mnt/share-e3a0b046-fe16-495d-9c9d-cdfb9f22bc44
[cent@dlp ~(keystone)]$
ssh centos@10.0.0.218 Last login: Thu Nov 10 15:42:10 2022 from 10.0.0.30 [centos@centos-st9 ~]$ # mount Manila shared storage [centos@centos-st9 ~]$ sudo mount -t nfs \ 10.0.0.50:/var/lib/manila/mnt/share-e3a0b046-fe16-495d-9c9d-cdfb9f22bc44 /mnt [centos@centos-st9 ~]$ df -hT Filesystem Type Size Used Avail Use% Mounted on devtmpfs devtmpfs 961M 0 961M 0% /dev tmpfs tmpfs 981M 0 981M 0% /dev/shm tmpfs tmpfs 393M 5.5M 387M 2% /run /dev/mapper/cs-root xfs 8.0G 1.7G 6.4G 21% / /dev/vda1 xfs 1014M 191M 824M 19% /boot tmpfs tmpfs 197M 0 197M 0% /run/user/1000 10.0.0.50:/var/lib/manila/mnt/share-e3a0b046-fe16-495d-9c9d-cdfb9f22bc44 nfs4 9.8G 0 9.3G 0% /mnt[centos@centos-st9 ~]$ echo "manila write test" > /mnt/testfile.txt [centos@centos-st9 ~]$ cat /mnt/testfile.txt manila write test |
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