OpenStack Pike : Manila 利用方法#12017/09/18 |
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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-get -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_ip = 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、ここ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 | +----------------------+--------------------------------------+ | required_extra_specs | driver_handles_share_servers : False | | Name | default_share_type | | Visibility | public | | is_default | - | | ID | 9498959f-e08c-40de-94c6-271cfbd94b39 | | optional_extra_specs | | +----------------------+--------------------------------------+root@dlp ~(keystone)# manila type-list +-----------+--------------------+------------+------------+--------------------------------------+-------+ | ID | Name | visibility | is_default | required_extra_specs | opt.. | +-----------+--------------------+------------+------------+--------------------------------------+-------+ | 9498959f- | default_share_type | public | YES | driver_handles_share_servers : False | | +-----------+--------------------+------------+------------+--------------------------------------+-------+ |
| [3] | NFS 共有を作成します。 |
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root@dlp ~(keystone)# manila create NFS 10 --name share01
+---------------------------------------+--------------------------------------+
| Property | Value |
+---------------------------------------+--------------------------------------+
| status | creating |
| share_type_name | default_share_type |
| description | None |
| availability_zone | None |
| share_network_id | None |
| share_server_id | None |
| share_group_id | None |
| host | |
| revert_to_snapshot_support | False |
| access_rules_status | active |
| snapshot_id | None |
| create_share_from_snapshot_support | False |
| is_public | False |
| task_state | None |
| snapshot_support | False |
| id | 376e25d6-521a-4745-88d7-ba5012870762 |
| size | 10 |
| source_share_group_snapshot_member_id | None |
| user_id | 71b407652ab4433a801915ab21018ffd |
| name | share01 |
| share_type | 9498959f-e08c-40de-94c6-271cfbd94b39 |
| has_replicas | False |
| replication_type | None |
| created_at | 2017-09-20T07:42:48.000000 |
| share_proto | NFS |
| mount_snapshot_support | False |
| project_id | 1ca37b956ae4451892dfcc47f5f98913 |
| metadata | {} |
+---------------------------------------+--------------------------------------+
# Status が available になれば作成完了 root@dlp ~(keystone)# manila list +-----------+---------+------+-------------+-----------+-----------+--------------------+---------+--------+ | ID | Name | Size | Share Proto | Status | Is Public | Share Type Name | Host | Avai.. | +-----------+---------+------+-------------+-----------+-----------+--------------------+---------+--------+ | 376e25d6- | share01 | 10 | NFS | available | False | default_share_type | netw... | nova | +-----------+---------+------+-------------+-----------+-----------+--------------------+---------+--------+ |
| [4] | 以上の設定で、任意のインスタンスから Manila の共有サービスを利用することができます。 |
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root@dlp ~(keystone)# openstack server list +-----------+-------------+---------+------------------------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +-----------+-------------+---------+------------------------------------+------------+----------+ | f5ae3046- | Ubuntu_1604 | SHUTOFF | int_net=192.168.100.10, 10.0.0.210 | Ubuntu1604 | m1.small | +-----------+-------------+---------+------------------------------------+------------+----------+ # アクセス許可の設定 (IP はインスタンスの 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) root@dlp ~(keystone)# manila access-allow share01 ip 192.168.100.0/24 --access-level rw +--------------+--------------------------------------+ | Property | Value | +--------------+--------------------------------------+ | access_key | None | | share_id | 376e25d6-521a-4745-88d7-ba5012870762 | | created_at | 2017-09-20T07:44:56.000000 | | updated_at | None | | access_type | ip | | access_to | 192.168.100.0/24 | | access_level | rw | | state | queued_to_apply | | id | 297708f9-36ee-43cb-8c4b-e012607fcb52 | +--------------+--------------------------------------+ # State が active であれば問題なし root@dlp ~(keystone)# manila access-list share01 +-----------+-------------+------------------+--------------+--------+------------+---------------+---------+ | id | access_type | access_to | access_level | state | access_key | created_at | updat.. | +-----------+-------------+------------------+--------------+--------+------------+---------------+---------+ | 297708f9- | ip | 192.168.100.0/24 | rw | active | None | 2017-09-20... | None | +-----------+-------------+------------------+--------------+--------+------------+---------------+---------+
root@dlp ~(keystone)#
openstack server start Ubuntu_1604 # アクセス Path 確認 root@dlp ~(keystone)# manila show share01 | grep path | cut -d'|' -f3 path = 10.0.0.50:/var/lib/manila/mnt/share-ebb667fd-f81a-45a0-8e35-a7776c777601
root@dlp ~(keystone)#
ssh ubuntu@10.0.0.210 Welcome to Ubuntu 16.04.3 LTS (GNU/Linux 4.4.0-93-generic x86_64) # Manila 共有ストレージをマウント ubuntu@ubuntu-1604:~$ sudo mount -t nfs 10.0.0.50:/var/lib/manila/mnt/share-ebb667fd-f81a-45a0-8e35-a7776c777601 /mnt ubuntu@ubuntu-1604:~$ df -hT Filesystem Type Size Used Avail Use% Mounted on udev devtmpfs 982M 0 982M 0% /dev tmpfs tmpfs 201M 3.1M 197M 2% /run /dev/mapper/ubuntu--vg-root ext4 7.3G 1.3G 5.7G 18% / tmpfs tmpfs 1001M 0 1001M 0% /dev/shm tmpfs tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs tmpfs 1001M 0 1001M 0% /sys/fs/cgroup /dev/vda1 ext2 472M 55M 393M 13% /boot tmpfs tmpfs 201M 0 201M 0% /run/user/1000 10.0.0.50:/var/lib/manila/mnt/share-ebb667fd-... nfs4 9.8G 23M 9.2G 1% /mnt |
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