OpenStack Xena : インスタンスを起動する2021/10/07 |
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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] | Openstack を利用したい任意のユーザーでログインし、Openstack 認証用の設定ファイルを作成して、仮想マシンインスタンスを作成/起動します。 認証ファイル中のプロジェクト名やユーザー名/パスワードは Keystone に登録したものを指定します。 |
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ubuntu@dlp:~$
vi ~/keystonerc
export OS_PROJECT_DOMAIN_NAME=default
export OS_USER_DOMAIN_NAME=default export OS_PROJECT_NAME=hiroshima export OS_USERNAME=serverworld export OS_PASSWORD=userpassword export OS_AUTH_URL=http://10.0.0.30:5000/v3 export OS_IDENTITY_API_VERSION=3 export OS_IMAGE_API_VERSION=2 export PS1='\u@\h \W(keystone)\$ '
ubuntu@dlp:~$
chmod 600 ~/keystonerc ubuntu@dlp:~$ source ~/keystonerc ubuntu@dlp ~(keystone)$ echo "source ~/keystonerc " >> ~/.bash_profile
# 利用可能な [flavor] 確認 ubuntu@dlp ~(keystone)$ openstack flavor list +----+----------+------+------+-----------+-------+-----------+ | ID | Name | RAM | Disk | Ephemeral | VCPUs | Is Public | +----+----------+------+------+-----------+-------+-----------+ | 0 | m1.small | 2048 | 10 | 0 | 1 | True | +----+----------+------+------+-----------+-------+-----------+ # 利用可能なイメージ確認 ubuntu@dlp ~(keystone)$ openstack image list +--------------------------------------+------------+--------+ | ID | Name | Status | +--------------------------------------+------------+--------+ | ba8781c7-85ef-4872-957e-2c27b55275b2 | Ubuntu2004 | active | +--------------------------------------+------------+--------+ # 利用可能なネットワーク確認 ubuntu@dlp ~(keystone)$ openstack network list +--------------------------------------+------------+--------------------------------------+ | ID | Name | Subnets | +--------------------------------------+------------+--------------------------------------+ | 1aae3fcd-2964-4729-aeb1-ec364642b68f | sharednet1 | 64569780-a460-4cd9-8456-ca580448f061 | +--------------------------------------+------------+--------------------------------------+ # インスタンス用のセキュリティグループを作成 ubuntu@dlp ~(keystone)$ openstack security group create secgroup01 +-----------------+-----------------------------------------------------------------------------+ | Field | Value | +-----------------+-----------------------------------------------------------------------------+ | created_at | 2021-10-07T01:29:02Z | | description | secgroup01 | | id | 836ea363-79c3-44b3-ad32-32c736f35566 | | name | secgroup01 | | project_id | 9da4979990a24fe1a7a41c9d93b87383 | | revision_number | 1 | | rules | created_at='2021-10-07T01:29:02Z', direction='egress', ethertype='IPv6..... | | | created_at='2021-10-07T01:29:02Z', direction='egress', ethertype='IPv4..... | | stateful | True | | tags | [] | | updated_at | 2021-10-07T01:29:02Z | +-----------------+-----------------------------------------------------------------------------+ubuntu@dlp ~(keystone)$ openstack security group list +--------------------------------------+------------+------------------------+----------------------------------+------+ | ID | Name | Description | Project | Tags | +--------------------------------------+------------+------------------------+----------------------------------+------+ | 836ea363-79c3-44b3-ad32-32c736f35566 | secgroup01 | secgroup01 | 9da4979990a24fe1a7a41c9d93b87383 | [] | | f5b4e8b4-6b58-4adb-acfc-3d5ad349d144 | default | Default security group | 9da4979990a24fe1a7a41c9d93b87383 | [] | +--------------------------------------+------------+------------------------+----------------------------------+------+ # インスタンス接続用の SSH キーペア作成 ubuntu@dlp ~(keystone)$ ssh-keygen -q -N "" Enter file in which to save the key (/home/ubuntu/.ssh/id_rsa): # 公開鍵登録 ubuntu@dlp ~(keystone)$ openstack keypair create --public-key ~/.ssh/id_rsa.pub mykey +-------------+-------------------------------------------------+ | Field | Value | +-------------+-------------------------------------------------+ | created_at | None | | fingerprint | 20:f0:47:11:85:6a:62:73:8e:59:ed:a6:32:8b:12:ea | | id | mykey | | is_deleted | None | | name | mykey | | type | ssh | | user_id | 9bd544cf5ed14a1ab2b1e3f90bc0b801 | +-------------+-------------------------------------------------+ubuntu@dlp ~(keystone)$ openstack keypair list +-------+-------------------------------------------------+------+ | Name | Fingerprint | Type | +-------+-------------------------------------------------+------+ | mykey | 20:f0:47:11:85:6a:62:73:8e:59:ed:a6:32:8b:12:ea | ssh | +-------+-------------------------------------------------+------+
ubuntu@dlp ~(keystone)$
netID=$(openstack network list | grep sharednet1 | awk '{ print $2 }') # インスタンス作成/起動 ubuntu@dlp ~(keystone)$ openstack server create --flavor m1.small --image Ubuntu2004 --security-group secgroup01 --nic net-id=$netID --key-name mykey Ubuntu-2004
+-----------------------------+---------------------------------------------------+ | Field | Value | +-----------------------------+---------------------------------------------------+ | OS-DCF:diskConfig | MANUAL | | OS-EXT-AZ:availability_zone | | | OS-EXT-STS:power_state | NOSTATE | | OS-EXT-STS:task_state | scheduling | | OS-EXT-STS:vm_state | building | | OS-SRV-USG:launched_at | None | | OS-SRV-USG:terminated_at | None | | accessIPv4 | | | accessIPv6 | | | addresses | | | adminPass | X3f83LvBkXCC | | config_drive | | | created | 2021-10-07T01:32:11Z | | flavor | m1.small (0) | | hostId | | | id | 00755654-0c45-4f68-9acc-af0ecee46b9a | | image | Ubuntu2004 (ba8781c7-85ef-4872-957e-2c27b55275b2) | | key_name | mykey | | name | Ubuntu-2004 | | progress | 0 | | project_id | 9da4979990a24fe1a7a41c9d93b87383 | | properties | | | security_groups | name='836ea363-79c3-44b3-ad32-32c736f35566' | | status | BUILD | | updated | 2021-10-07T01:32:11Z | | user_id | 9bd544cf5ed14a1ab2b1e3f90bc0b801 | | volumes_attached | | +-----------------------------+---------------------------------------------------+ # 動作確認 (起動直後しばらくは [BUILD] ステータスとなっている) ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+--------+----------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+--------+----------+------------+----------+ | 00755654-0c45-4f68-9acc-af0ecee46b9a | Ubuntu-2004 | BUILD | | Ubuntu2004 | m1.small | +--------------------------------------+-------------+--------+----------+------------+----------+ # 正常に起動すると [ACTIVE] ステータスとなる ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | 00755654-0c45-4f68-9acc-af0ecee46b9a | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.250 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ |
| [2] | 起動した仮想マシンインスタンスに SSH 接続できるように、先に作成したセキュリティグループにポート許可の設定を追加します。 |
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# ICMP 許可 ubuntu@dlp ~(keystone)$ openstack security group rule create --protocol icmp --ingress secgroup01 +-------------------------+--------------------------------------+ | Field | Value | +-------------------------+--------------------------------------+ | created_at | 2021-10-07T01:33:08Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | 36593b59-b118-4ed2-b076-4728b58d4c18 | | name | None | | port_range_max | None | | port_range_min | None | | project_id | 9da4979990a24fe1a7a41c9d93b87383 | | protocol | icmp | | remote_address_group_id | None | | remote_group_id | None | | remote_ip_prefix | 0.0.0.0/0 | | revision_number | 0 | | security_group_id | 836ea363-79c3-44b3-ad32-32c736f35566 | | tags | [] | | updated_at | 2021-10-07T01:33:08Z | +-------------------------+--------------------------------------+ # SSH 許可 ubuntu@dlp ~(keystone)$ openstack security group rule create --protocol tcp --dst-port 22:22 secgroup01 +-------------------------+--------------------------------------+ | Field | Value | +-------------------------+--------------------------------------+ | created_at | 2021-10-07T01:33:22Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | 21457da9-ba78-477c-a654-2d271db17b7a | | name | None | | port_range_max | 22 | | port_range_min | 22 | | project_id | 9da4979990a24fe1a7a41c9d93b87383 | | protocol | tcp | | remote_address_group_id | None | | remote_group_id | None | | remote_ip_prefix | 0.0.0.0/0 | | revision_number | 0 | | security_group_id | 836ea363-79c3-44b3-ad32-32c736f35566 | | tags | [] | | updated_at | 2021-10-07T01:33:22Z | +-------------------------+--------------------------------------+ubuntu@dlp ~(keystone)$ openstack security group rule list secgroup01 +--------------------------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ | ID | IP Protocol | Ethertype | IP Range | Port Range | Direction | Remote Security Group | Remote Address Group | +--------------------------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ | 21457da9-ba78-477c-a654-2d271db17b7a | tcp | IPv4 | 0.0.0.0/0 | 22:22 | ingress | None | None | | 36593b59-b118-4ed2-b076-4728b58d4c18 | icmp | IPv4 | 0.0.0.0/0 | | ingress | None | None | | 452496b0-a71b-491b-8df4-de0fb24586f0 | None | IPv6 | ::/0 | | egress | None | None | | 712e3954-11b4-43b3-a738-afc9e24d4fcc | None | IPv4 | 0.0.0.0/0 | | egress | None | None | +--------------------------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ |
| [3] | 起動した仮想マシンインスタンスに SSH ログインします。 |
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ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | 00755654-0c45-4f68-9acc-af0ecee46b9a | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.250 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ # ping 応答が返ってくれば OK ubuntu@dlp ~(keystone)$ ping 10.0.0.250 -c3 PING 10.0.0.250 (10.0.0.250) 56(84) bytes of data. 64 bytes from 10.0.0.250: icmp_seq=1 ttl=64 time=1.76 ms 64 bytes from 10.0.0.250: icmp_seq=2 ttl=64 time=0.821 ms 64 bytes from 10.0.0.250: icmp_seq=3 ttl=64 time=0.545 ms --- 10.0.0.250 ping statistics --- 3 packets transmitted, 3 received, 0% packet loss, time 2021ms rtt min/avg/max/mdev = 0.545/1.042/1.761/0.520 ms # SSH でログイン ubuntu@dlp ~(keystone)$ ssh ubuntu@10.0.0.250
The authenticity of host '10.0.0.250 (10.0.0.250)' can't be established. ECDSA key fingerprint is SHA256:5H/27oI+FCy9QkWjvU8KautFI4/kVHiMTAFPBVdabgQ. Are you sure you want to continue connecting (yes/no/[fingerprint])? yes Warning: Permanently added '10.0.0.250' (ECDSA) to the list of known hosts. Welcome to Ubuntu 20.04.3 LTS (GNU/Linux 5.4.0-88-generic x86_64) ..... ..... To run a command as administrator (user "root"), use "sudo <command>". See "man sudo_root" for details. ubuntu@ubuntu-2004:~$ # ログインできた |
| [4] | 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 [start/stop] コマンドで制御できます。 |
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ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | 00755654-0c45-4f68-9acc-af0ecee46b9a | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.250 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ # インスタンス停止 ubuntu@dlp ~(keystone)$ openstack server stop Ubuntu-2004 ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+---------+-----------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+---------+-----------------------+------------+----------+ | 00755654-0c45-4f68-9acc-af0ecee46b9a | Ubuntu-2004 | SHUTOFF | sharednet1=10.0.0.250 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+---------+-----------------------+------------+----------+ # インスタンスを起動する ubuntu@dlp ~(keystone)$ openstack server start Ubuntu-2004 ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | 00755654-0c45-4f68-9acc-af0ecee46b9a | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.250 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ |
| [5] | 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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ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | 00755654-0c45-4f68-9acc-af0ecee46b9a | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.250 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ubuntu@dlp ~(keystone)$ openstack console url show Ubuntu-2004 +----------+------------------------------------------------------------------------------------------+ | Field | Value | +----------+------------------------------------------------------------------------------------------+ | protocol | vnc | | type | novnc | | url | http://10.0.0.30:6080/vnc_auto.html?path=%3Ftoken%3Dd2612b0c-0f36-4d8f-96c1-8d7e29b8133a | +----------+------------------------------------------------------------------------------------------+ |
| [6] | 上記コマンドで表示された URL に Web アクセスすると、インスタンスに接続され、操作が可能となります。 |
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