OpenStack Wallaby : Manila 利用 (ローカルデバイス)2021/04/21 |
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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 | | Open vSwitch | | Libvirt |
| Memcached httpd | | Neutron Server | | Nova Compute |
| Keystone Glance | | OVN-Northd | | Open vSwitch |
| Nova API | | Cinder Volume | | OVN Metadata Agent |
| Cinder API | | iSCSI Target | | OVN-Controller |
| Manila API | | Heat API/Engine | | |
| | | Manila Share | | |
+-----------------------+ +-----------------------+ +-----------------------+
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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/sdc1 Physical volume "/dev/sdc1" successfully created root@storage:~# vgcreate manila-volumes /dev/sdc1 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 | b2dac9f5-4447-4d39-8c8c-33bae55cdf3b | | 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 | +--------------------------------------+--------------------+------------+------------+--------------------------------------+----------------------+-------------+ | b2dac9f5-4447-4d39-8c8c-33bae55cdf3b | 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 | aba28eb9-0fe8-4144-b754-7df281f51ff1 |
| size | 10 |
| availability_zone | None |
| created_at | 2021-04-20T14:59:10.745939 |
| status | creating |
| name | share01 |
| description | None |
| project_id | e256a7323fda468fb02e8f1975fce488 |
| snapshot_id | None |
| share_network_id | None |
| share_proto | NFS |
| metadata | {} |
| share_type | b2dac9f5-4447-4d39-8c8c-33bae55cdf3b |
| 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 | 3ebb8ec1b4fc467da96379caef902df7 |
| 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 | +--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+ | aba28eb9-0fe8-4144-b754-7df281f51ff1 | 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 | +--------------------------------------+-------------+---------+------------------------------------+------------+----------+ | 1e693abf-1122-47b5-9f78-cadaad7d0bb0 | Ubuntu-2004 | SHUTOFF | private=10.0.0.242, 192.168.100.38 | 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 | 212600c1-f9aa-44ea-9dbf-01bd0b331f2b |
| share_id | aba28eb9-0fe8-4144-b754-7df281f51ff1 |
| access_level | rw |
| access_to | 10.0.0.0/24 |
| access_type | ip |
| state | queued_to_apply |
| access_key | None |
| created_at | 2021-04-20T15:00:03.591776 |
| 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 | +--------------------------------------+-------------+-------------+--------------+--------+------------+----------------------------+------------+ | 212600c1-f9aa-44ea-9dbf-01bd0b331f2b | ip | 10.0.0.0/24 | rw | active | None | 2021-04-20T15:00:03.591776 | 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-faa48c2d-6134-4aa3-9095-9859319df910ubuntu@dlp ~(keystone)$ ssh ubuntu@10.0.0.242 Welcome to Ubuntu 20.04.2 LTS (GNU/Linux 5.4.0-71-generic x86_64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/advantage System information as of Tue Apr 20 15:04:25 UTC 2021 # 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-faa48c2d-6134-4aa3-9095-9859319df910 /mnt ubuntu@ubuntu-2004:~$ df -hT Filesystem Type Size Used Avail Use% Mounted on udev devtmpfs 977M 0 977M 0% /dev tmpfs tmpfs 199M 964K 198M 1% /run /dev/vda1 ext4 9.6G 1.5G 8.2G 15% / 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/loop0 squashfs 56M 56M 0 100% /snap/core18/1997 /dev/loop1 squashfs 71M 71M 0 100% /snap/lxd/19647 /dev/loop2 squashfs 33M 33M 0 100% /snap/snapd/11588 /dev/vda15 vfat 105M 7.8M 97M 8% /boot/efi tmpfs tmpfs 199M 0 199M 0% /run/user/1000 10.0.0.50:/var/lib/manila/mnt/share-faa48c2d-6134-4aa3-9095-9859319df910 nfs4 9.8G 36M 9.3G 1% /mnt |
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