OpenStack Icehouse : インスタンスを起動する2014/05/13 |
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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 | +--------------------------------------+-------------+--------+--------+ | e797ffd6-4d70-46b3-821b-abf1f8044f0c | Ubuntu14.04 | ACTIVE | | +--------------------------------------+-------------+--------+--------+ # インスタンス作成・起動 root@dlp ~(keystone)# nova boot --flavor 2 --image Ubuntu14.04 --security_group default Ubuntu_Trusty
+--------------------------------------+----------------------------------------------------+
| Property | Value |
+--------------------------------------+----------------------------------------------------+
| OS-DCF:diskConfig | MANUAL |
| OS-EXT-AZ:availability_zone | nova |
| OS-EXT-SRV-ATTR:host | - |
| OS-EXT-SRV-ATTR:hypervisor_hostname | - |
| OS-EXT-SRV-ATTR:instance_name | instance-00000001 |
| 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 | mcMrCGgi3HzR |
| config_drive | |
| created | 2014-05-05T05:42:20Z |
| flavor | m1.small (2) |
| hostId | |
| id | b0a69aa0-7412-484b-803c-7d93edd9fcf8 |
| image | Ubuntu14.04 (e797ffd6-4d70-46b3-821b-abf1f8044f0c) |
| key_name | - |
| metadata | {} |
| name | Ubuntu_Trusty |
| os-extended-volumes:volumes_attached | [] |
| progress | 0 |
| security_groups | default |
| status | BUILD |
| tenant_id | fa66398ac25943629877cc6e459d38ae |
| updated | 2014-05-05T05:42:20Z |
| user_id | 16b8fb0e454346efba7b57401efcec5e |
+--------------------------------------+----------------------------------------------------+
# 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 | +-----------+---------------+--------+------------+-------------+--------------------+ | b0a69aa0- | Ubuntu_Trusty | BUILD | spawning | NOSTATE | network01=10.1.0.2 | +-----------+---------------+--------+------------+-------------+--------------------+ |
| [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てみます。 |
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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 | +-----------+---------------+--------+------------+-------------+--------------------+ | b0a69aa0- | Ubuntu_Trusty | ACTIVE | - | Running | network01=10.1.0.2 | +-----------+---------------+--------+------------+-------------+--------------------+ # 以下のように応答が返ってくればOK root@dlp ~(keystone)# ping 10.1.0.2 PING 10.1.0.2 (10.1.0.2) 56(84) bytes of data. 64 bytes from 10.1.0.2: icmp_seq=1 ttl=64 time=0.506 ms 64 bytes from 10.1.0.2: icmp_seq=2 ttl=64 time=0.308 ms ^C --- 10.1.0.2 ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 1002ms rtt min/avg/max/mdev = 0.308/0.407/0.506/0.099 ms # SSH でログイン root@dlp ~(keystone)# ssh trusty@10.1.0.2 The authenticity of host '10.1.0.2 (10.1.0.2)' can't be established. ECDSA key fingerprint is ee:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added '10.1.0.2' (ECDSA) to the list of known hosts. trusty@10.1.0.2's password: Welcome to Ubuntu 14.04 LTS (GNU/Linux 3.13.0-24-generic x86_64) * Documentation: https://help.ubuntu.com/ Last login: Mon May 5 14:19:59 2014trusty@ubuntu:~$ # 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する場合は、 仮想マシンインスタンス内から shutdown コマンドを打てばもちろん停止できますが、 以下のように nova コマンドでも制御できます。 |
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root@dlp ~(keystone)# nova list +-----------+---------------+--------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +-----------+---------------+--------+------------+-------------+--------------------+ | b0a69aa0- | Ubuntu_Trusty | ACTIVE | - | Running | network01=10.1.0.2 | +-----------+---------------+--------+------------+-------------+--------------------+ # インスタンス停止 root@dlp ~(keystone)# nova stop Ubuntu_Trusty root@dlp ~(keystone)# nova list +-----------+---------------+---------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +-----------+---------------+---------+------------+-------------+--------------------+ | b0a69aa0- | Ubuntu_Trusty | SHUTOFF | - | Shutdown | network01=10.1.0.2 | +-----------+---------------+---------+------------+-------------+--------------------+ # インスタンスを再度起動する root@dlp ~(keystone)# nova start Ubuntu_Trusty root@dlp ~(keystone)# nova list +-----------+---------------+--------+------------+-------------+--------------------+ | ID | Name | Status | Task State | Power State | Networks | +-----------+---------------+--------+------------+-------------+--------------------+ | b0a69aa0- | Ubuntu_Trusty | ACTIVE | - | Running | network01=10.1.0.2 | +-----------+---------------+--------+------------+-------------+--------------------+ |
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