OpenStack Ussuri : Manila 利用 (ローカルデバイス)2020/06/18 |
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OpenStack Shared File System（Manila）による共有の設定です。
当例では以下のような環境を例に Manila をインストールして設定しています。
例として、Storage ノードのローカルブロックデバイスを
LVM バックエンドの共有ストレージとして設定し、インスタンスから利用できるようにします。
よって、前提として Storage ノードに空きブロックデバイスがある必要があります。
------------+---------------------------+---------------------------+------------
| | |
eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ Control Node ] | | [ Storage Node ] | | [ Compute Node ] |
| | | | | |
| MariaDB RabbitMQ | | | | Libvirt |
| Memcached httpd | | L2 Agent | | Nova Compute |
| Keystone Glance | | L3 Agent | | L2 Agent |
| Nova API | | Metadata Agent | | |
| Neutron Server | | Manila Share | | |
| Metadata Agent | | | | |
| Manila API | | | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] | Storage ノードの設定です。 |
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root@storage:~#
apt -y install lvm2 nfs-kernel-server # 空きデバイスに Manila 用ボリューム作成 root@storage:~# pvcreate /dev/sdb1 Physical volume "/dev/sdb1" successfully created root@storage:~# vgcreate manila-volumes /dev/sdb1 Volume group "manila-volumes" successfully created
root@storage:~#
vi /etc/manila/manila.conf # [DEFAULT] セクション内の任意の場所へ追記
enabled_share_backends = lvm
# 最終行へ追記 [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 = 10.0.0.50 systemctl restart manila-share nfs-server root@storage:~# systemctl enable manila-share nfs-server
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| [2] | デフォルトの共有タイプを作成します。作業は、どこでもよいですが、当例ではコントロールノード上で行います。 |
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root@dlp ~(keystone)# manila type-create default_share_type False +----------------------+--------------------------------------+ | Property | Value | +----------------------+--------------------------------------+ | ID | a86f56a3-fd21-40c4-936c-dbae4ceafb5b | | 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 | +--------------------------------------+--------------------+------------+------------+--------------------------------------+----------------------+-------------+ | a86f56a3-fd21-40c4-936c-dbae4ceafb5b | default_share_type | public | YES | driver_handles_share_servers : False | | None | +--------------------------------------+--------------------+------------+------------+--------------------------------------+----------------------+-------------+ |
| [3] | 共有を作成して自身が所有するインスタンスで利用したい任意のユーザーで、NFS 共有を作成します。 |
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ubuntu@dlp ~(keystone)$ manila create NFS 10 --name share01
+---------------------------------------+--------------------------------------+
| Property | Value |
+---------------------------------------+--------------------------------------+
| id | 1c78dd34-c179-4a53-bdd8-32dfbd2789d9 |
| size | 10 |
| availability_zone | None |
| created_at | 2020-06-17T08:29:45.000000 |
| status | creating |
| name | share01 |
| description | None |
| project_id | eaa8de359ae0451d944a6401e688f730 |
| snapshot_id | None |
| share_network_id | None |
| share_proto | NFS |
| metadata | {} |
| share_type | a86f56a3-fd21-40c4-936c-dbae4ceafb5b |
| 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 | 2a1e722c971c45d384efe048155d89c7 |
| 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 |
+---------------------------------------+--------------------------------------+
# Status が [available] になれば作成完了 ubuntu@dlp ~(keystone)$ manila list +--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+ | ID | Name | Size | Share Proto | Status | Is Public | Share Type Name | Host | Availability Zone | +--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+ | 1c78dd34-c179-4a53-bdd8-32dfbd2789d9 | share01 | 10 | NFS | available | False | default_share_type | | nova | +--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+ |
| [4] | 以上で、共有を作成したユーザーが所有するインスタンスから Manila の共有サービスを利用することができます。 |
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ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+---------+-------------------------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+---------+-------------------------------------+------------+----------+ | 2dde6728-0e9a-4bd1-b10a-196162ec5e2a | Ubuntu_2004 | SHUTOFF | int_net=192.168.100.216, 10.0.0.210 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+---------+-------------------------------------+------------+----------+ # アクセス許可の設定 (インスタンスの IP アドレス または インスタンスが属するサブネットを指定) ubuntu@dlp ~(keystone)$ manila access-allow share01 ip 10.0.0.0/24 --access-level rw
+--------------+--------------------------------------+
| Property | Value |
+--------------+--------------------------------------+
| id | 713ebc06-41f5-414d-9765-67b1fad27cb5 |
| share_id | 1c78dd34-c179-4a53-bdd8-32dfbd2789d9 |
| access_level | rw |
| access_to | 10.0.0.0/24 |
| access_type | ip |
| state | queued_to_apply |
| access_key | None |
| created_at | 2020-06-17T08:30:59.000000 |
| updated_at | None |
| metadata | {} |
+--------------+--------------------------------------+
# State が [active] であれば OK ubuntu@dlp ~(keystone)$ manila access-list share01 +--------------------------------------+-------------+-------------+--------------+--------+------------+----------------------------+------------+ | id | access_type | access_to | access_level | state | access_key | created_at | updated_at | +--------------------------------------+-------------+-------------+--------------+--------+------------+----------------------------+------------+ | 713ebc06-41f5-414d-9765-67b1fad27cb5 | ip | 10.0.0.0/24 | rw | active | None | 2020-06-17T08:30:59.000000 | None | +--------------------------------------+-------------+-------------+--------------+--------+------------+----------------------------+------------+
ubuntu@dlp ~(keystone)$
openstack server start Ubuntu_2004 # アクセス Path 確認 ubuntu@dlp ~(keystone)$ manila show share01 | grep path | cut -d'|' -f3 path = 10.0.0.50:/var/lib/manila/mnt/share-29407330-4d5d-4165-af71-f394f05bf339ubuntu@dlp ~(keystone)$ ssh ubuntu@10.0.0.210 Welcome to Ubuntu 20.04 LTS (GNU/Linux 5.4.0-33-generic x86_64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/advantage System information as of Wed 17 Jun 2020 05:32:30 PM JST System load: 0.41 Processes: 105 Usage of /: 24.1% of 8.34GB Users logged in: 0 Memory usage: 7% IPv4 address for ens3: 192.168.100.216 Swap usage: 0% 0 updates can be installed immediately. 0 of these updates are security updates. The list of available updates is more than a week old. To check for new updates run: sudo apt update # Manila 共有ストレージをマウント ubuntu@ubuntu-2004:~$ sudo mount -t nfs \ 10.0.0.50:/var/lib/manila/mnt/share-29407330-4d5d-4165-af71-f394f05bf339 /mnt ubuntu@ubuntu-2004:~$ df -hT Filesystem Type Size Used Avail Use% Mounted on udev devtmpfs 952M 0 952M 0% /dev tmpfs tmpfs 199M 716K 199M 1% /run /dev/mapper/vgubuntu-root ext4 8.4G 2.1G 5.9G 26% / tmpfs tmpfs 994M 0 994M 0% /dev/shm tmpfs tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs tmpfs 994M 0 994M 0% /sys/fs/cgroup /dev/vda1 vfat 511M 4.0K 511M 1% /boot/efi tmpfs tmpfs 199M 0 199M 0% /run/user/1000 10.0.0.50:/var/lib/manila/mnt/share-29407330-4d5d-4165-af71-f394f05bf339 nfs4 9.8G 36M 9.3G 1% /mnt |
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