OpenStack Liberty : インスタンスを起動する2015/12/23 |
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仮想マシンインスタンスを起動します。
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| [1] | 仮想マシンインスタンスに割り当てるメモリ容量やストレージ容量等々を指定して (flavor)、 インスタンスを作成して起動します。 |
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# デフォルトの flavor 一覧 root@dlp ~(keystone)# nova flavor-list +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ | ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor | Is_Public | +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ | 1 | m1.tiny | 512 | 1 | 0 | | 1 | 1.0 | True | | 2 | m1.small | 2048 | 20 | 0 | | 1 | 1.0 | True | | 3 | m1.medium | 4096 | 40 | 0 | | 2 | 1.0 | True | | 4 | m1.large | 8192 | 80 | 0 | | 4 | 1.0 | True | | 5 | m1.xlarge | 16384 | 160 | 0 | | 8 | 1.0 | True | +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ # 登録されているイメージ root@dlp ~(keystone)# nova image-list +--------------------------------------+------------+--------+--------+ | ID | Name | Status | Server | +--------------------------------------+------------+--------+--------+ | d5b3b32b-e90c-4253-80e1-ce30ba29d06a | Ubuntu1404 | ACTIVE | | +--------------------------------------+------------+--------+--------+ # インスタンス作成・起動 root@dlp ~(keystone)# nova boot --flavor 2 --image Ubuntu1404 --security_group default Ubuntu_1404
+--------------------------------------+---------------------------------------------------+
| Property | Value |
+--------------------------------------+---------------------------------------------------+
| OS-DCF:diskConfig | MANUAL |
| OS-EXT-AZ:availability_zone | |
| OS-EXT-SRV-ATTR:host | - |
| OS-EXT-SRV-ATTR:hypervisor_hostname | - |
| OS-EXT-SRV-ATTR:instance_name | instance-00000006 |
| OS-EXT-STS:power_state | 0 |
| OS-EXT-STS:task_state | scheduling |
| OS-EXT-STS:vm_state | building |
| OS-SRV-USG:launched_at | - |
| OS-SRV-USG:terminated_at | - |
| accessIPv4 | |
| accessIPv6 | |
| adminPass | oR9ABqTNk53f |
| config_drive | |
| created | 2015-12-24T15:48:12Z |
| flavor | m1.small (2) |
| hostId | |
| id | 33bbc090-c86a-4811-8d1c-ce5c66320006 |
| image | Ubuntu1404 (d5b3b32b-e90c-4253-80e1-ce30ba29d06a) |
| key_name | - |
| metadata | {} |
| name | Ubuntu_1404 |
| os-extended-volumes:volumes_attached | [] |
| progress | 0 |
| security_groups | default |
| status | BUILD |
| tenant_id | fa7d34414b8c45c4a2fdc29403fb5cd2 |
| updated | 2015-12-24T15:48:12Z |
| user_id | 5efb3edfd2f347eea6258068a06cb9f1 |
+--------------------------------------+---------------------------------------------------+
# 動作確認 (起動直後しばらくは「BUILD」ステータスとなっている) root@dlp ~(keystone)# nova list +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | 33bbc090-c86a-4811-8d1c-ce5c66320006 | Ubuntu_1404 | BUILD | spawning | NOSTATE | network01=10.1.0.3 | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ |
| [2] | 起動した仮想マシンインスタンスにログインできるか確認します。 |
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# 起動後しばらくすると以下のように「ACTIVE」ステータスとなる root@dlp ~(keystone)# nova list +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | 33bbc090-c86a-4811-8d1c-ce5c66320006 | Ubuntu_1404 | ACTIVE | - | Running | network01=10.1.0.3 | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ # 以下のように応答が返ってくればOK root@dlp ~(keystone)# ping 10.1.0.3 PING 10.1.0.3 (10.1.0.3) 56(84) bytes of data. 64 bytes from 10.1.0.3: icmp_seq=1 ttl=64 time=0.617 ms 64 bytes from 10.1.0.3: icmp_seq=2 ttl=64 time=0.458 ms --- 10.1.0.3 ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 1000ms rtt min/avg/max/mdev = 0.458/0.537/0.617/0.082 ms # インストール中に追加したユーザーで SSH ログイン root@dlp ~(keystone)# ssh trusty@10.1.0.3 The authenticity of host '10.1.0.3 (10.1.0.3)' can't be established. ECDSA key fingerprint is 6f:89:a8:54:00:e4:41:65:ba:5a:a3:b4:f5:a9:69:fa. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added '10.1.0.3' (ECDSA) to the list of known hosts. trusty@10.1.0.3's password: Welcome to Ubuntu 14.04.3 LTS (GNU/Linux 3.13.0-74-generic x86_64) * Documentation: https://help.ubuntu.com/ Last login: Thu Dec 24 23:34:16 2015trusty@ubuntu-1404:~$ # ログインできた |
| [3] | 一旦作成して起動した仮想マシンインスタンスを停止/起動する場合は、以下のように nova コマンドで制御できます。 |
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root@dlp ~(keystone)# nova list +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | 33bbc090-c86a-4811-8d1c-ce5c66320006 | Ubuntu_1404 | ACTIVE | - | Running | network01=10.1.0.3 | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ # インスタンス停止 root@dlp ~(keystone)# nova stop Ubuntu_1404 Request to stop server Ubuntu_1404 has been accepted. root@dlp ~(keystone)# nova list +--------------------------------------+-------------+---------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-------------+---------+------------+-------------+--------------------+ | 33bbc090-c86a-4811-8d1c-ce5c66320006 | Ubuntu_1404 | SHUTOFF | - | Shutdown | network01=10.1.0.3 | +--------------------------------------+-------------+---------+------------+-------------+--------------------+ # インスタンスを再度起動する root@dlp ~(keystone)# nova start Ubuntu_1404 Request to start server Ubuntu_1404 has been accepted. root@dlp ~(keystone)# nova list +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | 33bbc090-c86a-4811-8d1c-ce5c66320006 | Ubuntu_1404 | ACTIVE | - | Running | network01=10.1.0.3 | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ |
| [4] | VNC コンソールを取得して Web ブラウザでのアクセスも可能です。 |
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root@dlp ~(keystone)# nova list +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-------------+--------+------------+-------------+--------------------+ | 33bbc090-c86a-4811-8d1c-ce5c66320006 | Ubuntu_1404 | ACTIVE | - | Running | network01=10.1.0.3 | +--------------------------------------+-------------+--------+------------+-------------+--------------------+root@dlp ~(keystone)# nova get-vnc-console Ubuntu_1404 novnc +-------+--------------------------------------------------------------------------------+ | Type | Url | +-------+--------------------------------------------------------------------------------+ | novnc | http://10.0.0.30:6080/vnc_auto.html?token=9c39b3de-e4cd-4bbd-b1e8-c5ddebbe0d2e | +-------+--------------------------------------------------------------------------------+ |
| [5] | get-vnc-console で表示された URL にアクセスすると、インスタンスにアクセスして操作可能です。 |
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