OpenStack Stein : インスタンスを起動する2019/05/16 |
仮想マシンインスタンスを起動します。
|
|
[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。 |
[cent@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)]\$ '
[cent@dlp ~]$
chmod 600 ~/keystonerc [cent@dlp ~]$ source ~/keystonerc [cent@dlp ~(keystone)]$ echo "source ~/keystonerc " >> ~/.bash_profile
# 利用可能な flavor 確認 [cent@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 [cent@dlp ~(keystone)]$ openstack image list +--------------------------------------+---------+--------+ | ID | Name | Status | +--------------------------------------+---------+--------+ | 0d0bf9ae-9d4c-445f-b2e0-5b322dffa988 | CentOS7 | active | +--------------------------------------+---------+--------+ # 利用可能なネットワーク確認 [cent@dlp ~(keystone)]$ openstack network list +--------------------------------------+------------+--------------------------------------+ | ID | Name | Subnets | +--------------------------------------+------------+--------------------------------------+ | 9173cfb2-a356-4805-8db5-ab125a23da7c | sharednet1 | 2f2e5e59-ca9e-481e-9949-6a090c552780 | +--------------------------------------+------------+--------------------------------------+ # インスタンス用のセキュリティグループを作成 [cent@dlp ~(keystone)]$ openstack security group create secgroup01 +-----------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Field | Value | +-----------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | created_at | 2019-05-16T01:26:38Z | | description | secgroup01 | | id | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | | location | Munch({'project': Munch({'domain_name': 'default', 'domain_id': None, 'name': 'hiroshima', 'id': u'caab6ec580994e6481cd104b9d210f3f'}), 'cloud': '', 'region_name': '', 'zone': None}) | | name | secgroup01 | | project_id | caab6ec580994e6481cd104b9d210f3f | | revision_number | 1 | | rules | created_at='2019-05-16T01:26:38Z', direction='egress', ethertype='IPv4', id='42815c4f-107c-40a6-833f-122066b8c894', updated_at='2019-05-16T01:26:38Z' | | | created_at='2019-05-16T01:26:38Z', direction='egress', ethertype='IPv6', id='7c00cccc-6bf8-4cb1-81e8-ca92835d2417', updated_at='2019-05-16T01:26:38Z' | | tags | [] | | updated_at | 2019-05-16T01:26:38Z | +-----------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+[cent@dlp ~(keystone)]$ openstack security group list +--------------------------------------+------------+------------------------+----------------------------------+------+ | ID | Name | Description | Project | Tags | +--------------------------------------+------------+------------------------+----------------------------------+------+ | 1f039dac-a0b2-4b7b-abf8-3750f1cd1322 | default | Default security group | caab6ec580994e6481cd104b9d210f3f | [] | | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | secgroup01 | secgroup01 | caab6ec580994e6481cd104b9d210f3f | [] | +--------------------------------------+------------+------------------------+----------------------------------+------+ # インスタンス接続用の SSH キーペア作成 [cent@dlp ~(keystone)]$ ssh-keygen -q -N "" Enter file in which to save the key (/home/cent/.ssh/id_rsa): # 公開鍵登録 [cent@dlp ~(keystone)]$ openstack keypair create --public-key ~/.ssh/id_rsa.pub mykey +-------------+-------------------------------------------------+ | Field | Value | +-------------+-------------------------------------------------+ | fingerprint | 7a:4c:fa:cb:71:bc:d8:e6:2c:a2:75:ce:76:09:82:0b | | name | mykey | | user_id | f762f107c86d4018b94e29df969a61ba | +-------------+-------------------------------------------------+[cent@dlp ~(keystone)]$ openstack keypair list +-------+-------------------------------------------------+ | Name | Fingerprint | +-------+-------------------------------------------------+ | mykey | 7a:4c:fa:cb:71:bc:d8:e6:2c:a2:75:ce:76:09:82:0b | +-------+-------------------------------------------------+
[cent@dlp ~(keystone)]$
netID=$(openstack network list | grep sharednet1 | awk '{ print $2 }') # インスタンス作成・起動 [cent@dlp ~(keystone)]$ openstack server create --flavor m1.small --image CentOS7 --security-group secgroup01 --nic net-id=$netID --key-name mykey CentOS_7
+-----------------------------+------------------------------------------------+ | Field | Value | +-----------------------------+------------------------------------------------+ | OS-DCF:diskConfig | MANUAL | | OS-EXT-AZ:availability_zone | | | OS-EXT-STS:power_state | NOSTATE | | OS-EXT-STS:task_state | scheduling | | OS-EXT-STS:vm_state | building | | OS-SRV-USG:launched_at | None | | OS-SRV-USG:terminated_at | None | | accessIPv4 | | | accessIPv6 | | | addresses | | | adminPass | 54P95Zzj5YF5 | | config_drive | | | created | 2019-05-16T01:27:22Z | | flavor | m1.small (0) | | hostId | | | id | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | | image | CentOS7 (0d0bf9ae-9d4c-445f-b2e0-5b322dffa988) | | key_name | mykey | | name | CentOS_7 | | progress | 0 | | project_id | caab6ec580994e6481cd104b9d210f3f | | properties | | | security_groups | name='ad1ebf01-28b1-4234-a6c0-76bb00b34821' | | status | BUILD | | updated | 2019-05-16T01:27:22Z | | user_id | b5dd128c2fd744c892ad7d1fb39d21a0 | | volumes_attached | | +-----------------------------+------------------------------------------------+ # 動作確認 (起動直後しばらくは [BUILD] ステータスとなっている) [cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+----------+--------+----------+---------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+----------+--------+----------+---------+----------+ | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | CentOS_7 | BUILD | | CentOS7 | m1.small | +--------------------------------------+----------+--------+----------+---------+----------+ # 正常に起動すると [ACTIVE] ステータスとなる [cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+----------+--------+-----------------------+---------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+----------+--------+-----------------------+---------+----------+ | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | CentOS_7 | ACTIVE | sharednet1=10.0.0.213 | CentOS7 | 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。 |
# ICMP 許可 [cent@dlp ~(keystone)]$ openstack security group rule create --protocol icmp --ingress secgroup01 +-------------------+------------------------------------------------------------------------------------------------------+ | Field | Value | +-------------------+------------------------------------------------------------------------------------------------------+ | created_at | 2019-05-16T01:30:26Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | ce2dce7c-b75a-4776-b8d8-410ea53330a8 | | location | Munch({'project': Munch({'domain_name': 'default', 'domain_id': None, 'name': 'hiroshima', 'id'...}) | | name | None | | port_range_max | None | | port_range_min | None | | project_id | caab6ec580994e6481cd104b9d210f3f | | protocol | icmp | | remote_group_id | None | | remote_ip_prefix | 0.0.0.0/0 | | revision_number | 0 | | security_group_id | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | | tags | [] | | updated_at | 2019-05-16T01:30:26Z | +-------------------+------------------------------------------------------------------------------------------------------+ # SSH 許可 [cent@dlp ~(keystone)]$ openstack security group rule create --protocol tcp --dst-port 22:22 secgroup01 +-------------------+--------------------------------------------------------------------------------------------------------+ | Field | Value | +-------------------+--------------------------------------------------------------------------------------------------------+ | created_at | 2019-05-16T01:30:49Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | 315ccaf8-7523-4397-b446-c2b14fd78d1a | | location | Munch({'project': Munch({'domain_name': 'default', 'domain_id': None, 'name': 'hiroshima', 'id': u...) | | name | None | | port_range_max | 22 | | port_range_min | 22 | | project_id | caab6ec580994e6481cd104b9d210f3f | | protocol | tcp | | remote_group_id | None | | remote_ip_prefix | 0.0.0.0/0 | | revision_number | 0 | | security_group_id | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | | tags | [] | | updated_at | 2019-05-16T01:30:49Z | +-------------------+--------------------------------------------------------------------------------------------------------+[cent@dlp ~(keystone)]$ openstack security group rule list +--------------------------------------+-------------+-----------+------------+--------------------------------------+--------------------------------------+ | ID | IP Protocol | IP Range | Port Range | Remote Security Group | Security Group | +--------------------------------------+-------------+-----------+------------+--------------------------------------+--------------------------------------+ | 0cbd5a1d-5783-46b6-8926-543db588858c | None | None | | None | 1f039dac-a0b2-4b7b-abf8-3750f1cd1322 | | 315ccaf8-7523-4397-b446-c2b14fd78d1a | tcp | 0.0.0.0/0 | 22:22 | None | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | | 42815c4f-107c-40a6-833f-122066b8c894 | None | None | | None | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | | 529502ea-6944-4a79-b791-bb558bb85bcc | None | None | | 1f039dac-a0b2-4b7b-abf8-3750f1cd1322 | 1f039dac-a0b2-4b7b-abf8-3750f1cd1322 | | 6dcb7052-ec15-476d-b83b-8cac0c1667e0 | None | None | | None | 1f039dac-a0b2-4b7b-abf8-3750f1cd1322 | | 7c00cccc-6bf8-4cb1-81e8-ca92835d2417 | None | None | | None | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | | a53ee0e0-1935-4204-931e-c0ee673a6478 | None | None | | 1f039dac-a0b2-4b7b-abf8-3750f1cd1322 | 1f039dac-a0b2-4b7b-abf8-3750f1cd1322 | | ce2dce7c-b75a-4776-b8d8-410ea53330a8 | icmp | 0.0.0.0/0 | | None | ad1ebf01-28b1-4234-a6c0-76bb00b34821 | +--------------------------------------+-------------+-----------+------------+--------------------------------------+--------------------------------------+ |
[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。 |
[cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+----------+--------+-----------------------+---------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+----------+--------+-----------------------+---------+----------+ | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | CentOS_7 | ACTIVE | sharednet1=10.0.0.213 | CentOS7 | m1.small | +--------------------------------------+----------+--------+-----------------------+---------+----------+ # ping 応答が返ってくれば OK [cent@dlp ~(keystone)]$ ping 10.0.0.213 -c3 PING 10.0.0.213 (10.0.0.213) 56(84) bytes of data. 64 bytes from 10.0.0.213: icmp_seq=1 ttl=64 time=2.56 ms 64 bytes from 10.0.0.213: icmp_seq=2 ttl=64 time=1.15 ms 64 bytes from 10.0.0.213: icmp_seq=3 ttl=64 time=22.9 ms --- 10.0.0.213 ping statistics --- 3 packets transmitted, 3 received, 0% packet loss, time 2003ms rtt min/avg/max/mdev = 1.155/8.892/22.959/9.963 ms # SSH でログイン [cent@dlp ~(keystone)]$ ssh centos@10.0.0.213
The authenticity of host '10.0.0.213 (10.0.0.213)' can't be established.
ECDSA key fingerprint is SHA256:8JIQDmNwua3M1autPC3YjFOpTuP525whYxaWojC9fbw.
ECDSA key fingerprint is MD5:8e:78:d9:bf:0f:25:e4:14:b2:a2:0a:d7:58:cc:f4:66.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '10.0.0.213' (ECDSA) to the list of known hosts.
Last login: Wed May 15 00:33:45 2019
[centos@centos-7 ~]$ # 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。 |
[cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+----------+--------+-----------------------+---------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+----------+--------+-----------------------+---------+----------+ | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | CentOS_7 | ACTIVE | sharednet1=10.0.0.213 | CentOS7 | m1.small | +--------------------------------------+----------+--------+-----------------------+---------+----------+ # インスタンス停止 [cent@dlp ~(keystone)]$ openstack server stop CentOS_7 [cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+----------+---------+-----------------------+---------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+----------+---------+-----------------------+---------+----------+ | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | CentOS_7 | SHUTOFF | sharednet1=10.0.0.213 | CentOS7 | m1.small | +--------------------------------------+----------+---------+-----------------------+---------+----------+ # インスタンスを起動する [cent@dlp ~(keystone)]$ openstack server start CentOS_7 [cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+----------+--------+-----------------------+---------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+----------+--------+-----------------------+---------+----------+ | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | CentOS_7 | ACTIVE | sharednet1=10.0.0.213 | CentOS7 | 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。 |
[cent@dlp ~(keystone)]$ openstack server list +--------------------------------------+----------+--------+-----------------------+---------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+----------+--------+-----------------------+---------+----------+ | 274f22b0-9ec3-44d6-99aa-5aa646aba053 | CentOS_7 | ACTIVE | sharednet1=10.0.0.213 | CentOS7 | m1.small | +--------------------------------------+----------+--------+-----------------------+---------+----------+[cent@dlp ~(keystone)]$ openstack console url show CentOS_7 +-------+--------------------------------------------------------------------------------+ | Field | Value | +-------+--------------------------------------------------------------------------------+ | type | novnc | | url | http://10.0.0.30:6080/vnc_auto.html?token=e25c53a7-8e23-4cd6-985f-e99ee708e9e4 | +-------+--------------------------------------------------------------------------------+ |
[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。 |
Sponsored Link |
|