OpenStack Wallaby : インスタンスを起動する2021/04/18 |
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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 | +--------------------------------------+------------+--------+ | 8df08a02-7c19-465e-8862-53eb2319918d | Ubuntu2004 | active | +--------------------------------------+------------+--------+ # 利用可能なネットワーク確認 ubuntu@dlp ~(keystone)$ openstack network list +--------------------------------------+------------+--------------------------------------+ | ID | Name | Subnets | +--------------------------------------+------------+--------------------------------------+ | e44d8bc4-2268-413e-aaa8-7aa96e623ac4 | sharednet1 | 448c0da9-6dbb-4c79-9042-e2fc1af8fab2 | +--------------------------------------+------------+--------------------------------------+ # 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 | 2021-04-15T06:04:45Z | | description | secgroup01 | | id | 6f43bcd6-49de-4a89-bcd0-af3ed797db5f | | name | secgroup01 | | project_id | e256a7323fda468fb02e8f1975fce488 | | revision_number | 1 | | rules | created_at='2021-04-15T06:04:45Z', direction='egress', ethertype='IPv6... | | | created_at='2021-04-15T06:04:45Z', direction='egress', ethertype='IPv4... | | stateful | True | | tags | [] | | updated_at | 2021-04-15T06:04:45Z | +-----------------+---------------------------------------------------------------------------+ubuntu@dlp ~(keystone)$ openstack security group list +--------------------------------------+------------+------------------------+----------------------------------+------+ | ID | Name | Description | Project | Tags | +--------------------------------------+------------+------------------------+----------------------------------+------+ | 6f43bcd6-49de-4a89-bcd0-af3ed797db5f | secgroup01 | secgroup01 | e256a7323fda468fb02e8f1975fce488 | [] | | c2d5b6c7-515e-4d01-8c65-d59fe7ffe09f | default | Default security group | e256a7323fda468fb02e8f1975fce488 | [] | +--------------------------------------+------------+------------------------+----------------------------------+------+ # 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 | 7b:0d:88:1f:85:d3:49:46:63:dc:0c:3d:11:52:50:60 | | id | mykey | | is_deleted | None | | name | mykey | | type | ssh | | user_id | 3ebb8ec1b4fc467da96379caef902df7 | +-------------+-------------------------------------------------+ubuntu@dlp ~(keystone)$ openstack keypair list +-------+-------------------------------------------------+------+ | Name | Fingerprint | Type | +-------+-------------------------------------------------+------+ | mykey | 7b:0d:88:1f:85:d3:49:46:63:dc:0c:3d:11:52:50:60 | 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=$netID --key-name mykey Ubuntu-2004
+-----------------------------+---------------------------------------------------+ | Field | Value | +-----------------------------+---------------------------------------------------+ | OS-DCF:diskConfig | MANUAL | | OS-EXT-AZ:availability_zone | | | OS-EXT-STS:power_state | NOSTATE | | OS-EXT-STS:task_state | scheduling | | OS-EXT-STS:vm_state | building | | OS-SRV-USG:launched_at | None | | OS-SRV-USG:terminated_at | None | | accessIPv4 | | | accessIPv6 | | | addresses | | | adminPass | Y4gxVF6TPZau | | config_drive | | | created | 2021-04-15T06:07:06Z | | flavor | m1.small (0) | | hostId | | | id | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | | image | Ubuntu2004 (8df08a02-7c19-465e-8862-53eb2319918d) | | key_name | mykey | | name | Ubuntu-2004 | | progress | 0 | | project_id | e256a7323fda468fb02e8f1975fce488 | | properties | | | security_groups | name='6f43bcd6-49de-4a89-bcd0-af3ed797db5f' | | status | BUILD | | updated | 2021-04-15T06:07:06Z | | user_id | 3ebb8ec1b4fc467da96379caef902df7 | | volumes_attached | | +-----------------------------+---------------------------------------------------+ # 動作確認 (起動直後しばらくは [BUILD] ステータスとなっている) ubuntu@dlp ~(keystone)$ openstack server list +--------------------------------------+-------------+--------+----------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-------------+--------+----------+------------+----------+ | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | 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 | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.241 | 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 | 2021-04-15T06:08:01Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | 470843e6-f1a0-455a-b4c7-6edb65bdef82 | | name | None | | port_range_max | None | | port_range_min | None | | project_id | e256a7323fda468fb02e8f1975fce488 | | 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 | 6f43bcd6-49de-4a89-bcd0-af3ed797db5f | | tags | [] | | updated_at | 2021-04-15T06:08:01Z | +-------------------------+--------------------------------------+ # SSH 許可 ubuntu@dlp ~(keystone)$ openstack security group rule create --protocol tcp --dst-port 22:22 secgroup01 +-------------------------+--------------------------------------+ | Field | Value | +-------------------------+--------------------------------------+ | created_at | 2021-04-15T06:08:15Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | cafa8b64-4887-4aae-a6cf-50a1383041cb | | name | None | | port_range_max | 22 | | port_range_min | 22 | | project_id | e256a7323fda468fb02e8f1975fce488 | | 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 | 6f43bcd6-49de-4a89-bcd0-af3ed797db5f | | tags | [] | | updated_at | 2021-04-15T06:08:15Z | +-------------------------+--------------------------------------+ubuntu@dlp ~(keystone)$ openstack security group rule list secgroup01 +--------------------------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ | ID | IP Protocol | Ethertype | IP Range | Port Range | Direction | Remote Security Group | Remote Address Group | +--------------------------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ | 470843e6-f1a0-455a-b4c7-6edb65bdef82 | icmp | IPv4 | 0.0.0.0/0 | | ingress | None | None | | 5f4effd6-4c7b-439e-9301-f769adc04b1b | None | IPv6 | ::/0 | | egress | None | None | | 99ffac58-6a15-4ec0-9e86-c85341f7c221 | None | IPv4 | 0.0.0.0/0 | | egress | None | None | | cafa8b64-4887-4aae-a6cf-50a1383041cb | tcp | IPv4 | 0.0.0.0/0 | 22:22 | ingress | 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 | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.241 | Ubuntu2004 | m1.small | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ # ping 応答が返ってくれば OK ubuntu@dlp ~(keystone)$ ping 10.0.0.241 -c3 PING 10.0.0.241 (10.0.0.241) 56(84) bytes of data. 64 bytes from 10.0.0.241: icmp_seq=1 ttl=64 time=1.13 ms 64 bytes from 10.0.0.241: icmp_seq=2 ttl=64 time=0.585 ms 64 bytes from 10.0.0.241: icmp_seq=3 ttl=64 time=0.507 ms --- 10.0.0.241 ping statistics --- 3 packets transmitted, 3 received, 0% packet loss, time 2003ms rtt min/avg/max/mdev = 0.507/0.741/1.131/0.277 ms # SSH でログイン ubuntu@dlp ~(keystone)$ ssh ubuntu@10.0.0.241
The authenticity of host '10.0.0.241 (10.0.0.241)' can't be established. ECDSA key fingerprint is SHA256:xkwzwxgsQmq9nBZ7/uN2+VDWiCL+00WUwjiUDwh7FsQ. Are you sure you want to continue connecting (yes/no/[fingerprint])? yes Warning: Permanently added '10.0.0.241' (ECDSA) to the list of known hosts. Welcome to Ubuntu 20.04.2 LTS (GNU/Linux 5.4.0-71-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 | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.241 | 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 | +--------------------------------------+-------------+---------+-----------------------+------------+----------+ | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | Ubuntu-2004 | SHUTOFF | sharednet1=10.0.0.241 | 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 | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.241 | 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 | +--------------------------------------+-------------+--------+-----------------------+------------+----------+ | cc9d7eb5-2a78-40af-9268-cf45c4a109a4 | Ubuntu-2004 | ACTIVE | sharednet1=10.0.0.241 | 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%3D0cab71a5-4012-43ed-a9eb-715b7c260cfc | +----------+------------------------------------------------------------------------------------------+ |
| [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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