OpenStack Epoxy : Create Instances |
Create and Start Virtual Machine Instances. | |
| [1] | Login as a user that you set environment variables for Openstack and then create and start virtual machine instance. |
# confirm available [flavor] list debian@dlp ~(keystone)$ openstack flavor list +----+-----------+-------+------+-----------+-------+-----------+ | ID | Name | RAM | Disk | Ephemeral | VCPUs | Is Public | +----+-----------+-------+------+-----------+-------+-----------+ | 1 | m1.tiny | 2048 | 10 | 0 | 1 | True | | 2 | m1.small | 4096 | 10 | 0 | 2 | True | | 3 | m1.medium | 8192 | 10 | 0 | 4 | True | | 4 | m1.large | 16384 | 10 | 0 | 8 | True | | 5 | m2.medium | 8192 | 10 | 10 | 4 | True | +----+-----------+-------+------+-----------+-------+-----------+ # confirm available image list debian@dlp ~(keystone)$ openstack image list +--------------------------------------+----------+--------+ | ID | Name | Status | +--------------------------------------+----------+--------+ | 33def798-3361-483b-9de1-8c2c6e1c840c | Debian13 | active | +--------------------------------------+----------+--------+ # confirm available network list debian@dlp ~(keystone)$ openstack network list +--------------------------------------+------------+--------------------------------------+ | ID | Name | Subnets | +--------------------------------------+------------+--------------------------------------+ | c4512c41-5546-4278-ba53-31ba2f1526d0 | sharednet1 | b5a506f1-9e50-41d8-b552-1edb595da813 | +--------------------------------------+------------+--------------------------------------+ # create a security group for instances debian@dlp ~(keystone)$ openstack security group create secgroup01 +-----------------+---------------------------------------------------------------------------+ | Field | Value | +-----------------+---------------------------------------------------------------------------+ | created_at | 2025-08-27T06:05:00Z | | description | secgroup01 | | id | bff3e8dd-5587-44f8-9d72-c1da4d944f85 | | name | secgroup01 | | project_id | ecfa98ba82de421e8f16c3d862b5ab04 | | revision_number | 1 | | rules | created_at='2025-08-27T06:05:00Z', direction='egress', ethertype='IPv4', | | | id='76cf83b9-31b2-4f5f-a742-56091e8191fa', standard_attr_id='22', upda... | | | created_at='2025-08-27T06:05:00Z', direction='egress', ethertype='IPv6', | | | id='af56af85-d19e-4c6c-808f-78eda34e57e6', standard_attr_id='21', upda... | | shared | False | | stateful | True | | tags | [] | | updated_at | 2025-08-27T06:05:00Z | +-----------------+---------------------------------------------------------------------------+debian@dlp ~(keystone)$ openstack security group list +--------------------------------------+------------+------------------------+----------------------------------+------+ | ID | Name | Description | Project | Tags | +--------------------------------------+------------+------------------------+----------------------------------+------+ | ae0ab53e-f713-42d5-9840-8932856db558 | default | Default security group | ecfa98ba82de421e8f16c3d862b5ab04 | [] | | bff3e8dd-5587-44f8-9d72-c1da4d944f85 | secgroup01 | secgroup01 | ecfa98ba82de421e8f16c3d862b5ab04 | [] | +--------------------------------------+------------+------------------------+----------------------------------+------+ # create an SSH keypair for connecting to instances debian@dlp ~(keystone)$ ssh-keygen -q -N "" Enter file in which to save the key (/home/debian/.ssh/id_ed25519): # add public-key debian@dlp ~(keystone)$ openstack keypair create --public-key ~/.ssh/id_ed25519.pub mykey +-------------+-------------------------------------------------+ | Field | Value | +-------------+-------------------------------------------------+ | created_at | None | | fingerprint | c2:e9:16:1d:5a:5a:f5:4a:b6:c4:0a:27:2a:a4:dc:24 | | id | mykey | | is_deleted | None | | name | mykey | | type | ssh | | user_id | da64c3c335434563b66eb2e8af260392 | +-------------+-------------------------------------------------+debian@dlp ~(keystone)$ openstack keypair list +-------+-------------------------------------------------+------+ | Name | Fingerprint | Type | +-------+-------------------------------------------------+------+ | mykey | c2:e9:16:1d:5a:5a:f5:4a:b6:c4:0a:27:2a:a4:dc:24 | ssh | +-------+-------------------------------------------------+------+ debian@dlp ~(keystone)$ netID=$(openstack network list | grep sharednet1 | awk '{ print $2 }') # create and start instance debian@dlp ~(keystone)$ openstack server create --flavor m1.small --image Debian13 --security-group secgroup01 --nic net-id=$netID --key-name mykey Debian-13 +-------------------------------------+---------------------------------------------------------+ | Field | Value | +-------------------------------------+---------------------------------------------------------+ | OS-DCF:diskConfig | MANUAL | | OS-EXT-AZ:availability_zone | None | | OS-EXT-SRV-ATTR:host | None | | OS-EXT-SRV-ATTR:hostname | debian-13 | | OS-EXT-SRV-ATTR:hypervisor_hostname | None | | OS-EXT-SRV-ATTR:instance_name | None | | OS-EXT-SRV-ATTR:kernel_id | None | | OS-EXT-SRV-ATTR:launch_index | None | | OS-EXT-SRV-ATTR:ramdisk_id | None | | OS-EXT-SRV-ATTR:reservation_id | None | | OS-EXT-SRV-ATTR:root_device_name | None | | OS-EXT-SRV-ATTR:user_data | None | | OS-EXT-STS:power_state | N/A | | 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 | None | | accessIPv6 | None | | addresses | N/A | | adminPass | qXo768QWaPaN | | config_drive | None | | created | 2025-08-27T06:19:28Z | | description | None | | flavor | description=, disk='10', ephemeral='0', , id='m1.sma... | | | is_public='True', location=, name='m1.small', origin... | | | rxtx_factor=, swap='0', vcpus='2' | | hostId | None | | host_status | None | | id | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | | image | Debian13 (33def798-3361-483b-9de1-8c2c6e1c840c) | | key_name | mykey | | locked | None | | locked_reason | None | | name | Debian-13 | | pinned_availability_zone | None | | progress | None | | project_id | ecfa98ba82de421e8f16c3d862b5ab04 | | properties | None | | security_groups | name='bff3e8dd-5587-44f8-9d72-c1da4d944f85' | | server_groups | None | | status | BUILD | | tags | | | trusted_image_certificates | None | | updated | 2025-08-27T06:19:28Z | | user_id | da64c3c335434563b66eb2e8af260392 | | volumes_attached | | +-------------------------------------+---------------------------------------------------------+ # verify status (it shows [BUILD] for a while) debian@dlp ~(keystone)$ openstack server list +--------------------------------------+-----------+--------+----------+----------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-----------+--------+----------+----------+----------+ | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | Debian-13 | BUILD | | Debian13 | m1.small | +--------------------------------------+-----------+--------+----------+----------+----------+ # when starting normally, the status turns to [ACTIVE] debian@dlp ~(keystone)$ openstack server list +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | Debian-13 | ACTIVE | sharednet1=10.0.0.247 | Debian13 | m1.small | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ |
| [2] | Configure security settings for the security group you created above to access with SSH and ICMP. |
# permit ICMP debian@dlp ~(keystone)$ openstack security group rule create --protocol icmp --ingress secgroup01 +-------------------------+--------------------------------------+ | Field | Value | +-------------------------+--------------------------------------+ | belongs_to_default_sg | False | | created_at | 2025-08-27T06:07:54Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | 2ec80428-fe6b-409d-944c-dd0603a9e25f | | name | None | | normalized_cidr | 0.0.0.0/0 | | port_range_max | None | | port_range_min | None | | project_id | ecfa98ba82de421e8f16c3d862b5ab04 | | 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 | bff3e8dd-5587-44f8-9d72-c1da4d944f85 | | tags | [] | | updated_at | 2025-08-27T06:07:54Z | +-------------------------+--------------------------------------+ # permit SSH debian@dlp ~(keystone)$ openstack security group rule create --protocol tcp --dst-port 22:22 secgroup01 +-------------------------+--------------------------------------+ | Field | Value | +-------------------------+--------------------------------------+ | belongs_to_default_sg | False | | created_at | 2025-08-27T06:08:11Z | | description | | | direction | ingress | | ether_type | IPv4 | | id | 09814a39-e152-4d73-a808-5353897894a3 | | name | None | | normalized_cidr | 0.0.0.0/0 | | port_range_max | 22 | | port_range_min | 22 | | project_id | ecfa98ba82de421e8f16c3d862b5ab04 | | 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 | bff3e8dd-5587-44f8-9d72-c1da4d944f85 | | tags | [] | | updated_at | 2025-08-27T06:08:11Z | +-------------------------+--------------------------------------+debian@dlp ~(keystone)$ openstack security group rule list secgroup01 +--------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ | ID | IP Protocol | Ethertype | IP Range | Port Range | Direction | Remote Security Group | Remote Address Group | +--------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ | 09814a39-e152- | tcp | IPv4 | 0.0.0.0/0 | 22:22 | ingress | None | None | | 4d73-a808- | | | | | | | | | 5353897894a3 | | | | | | | | | 2ec80428-fe6b- | icmp | IPv4 | 0.0.0.0/0 | | ingress | None | None | | 409d-944c- | | | | | | | | | dd0603a9e25f | | | | | | | | | 76cf83b9-31b2- | None | IPv4 | 0.0.0.0/0 | | egress | None | None | | 4f5f-a742- | | | | | | | | | 56091e8191fa | | | | | | | | | af56af85-d19e- | None | IPv6 | ::/0 | | egress | None | None | | 4c6c-808f- | | | | | | | | | 78eda34e57e6 | | | | | | | | +--------------------+-------------+-----------+-----------+------------+-----------+-----------------------+----------------------+ |
| [3] | Login to the instance with SSH. |
| debian@dlp ~(keystone)$ openstack server list +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | Debian-13 | ACTIVE | sharednet1=10.0.0.247 | Debian13 | m1.small | +--------------------------------------+-----------+--------+-----------------------+----------+----------+debian@dlp ~(keystone)$ ping 10.0.0.247 -c3 PING 10.0.0.247 (10.0.0.247) 56(84) bytes of data. 64 bytes from 10.0.0.247: icmp_seq=1 ttl=64 time=1.17 ms 64 bytes from 10.0.0.247: icmp_seq=2 ttl=64 time=0.597 ms 64 bytes from 10.0.0.247: icmp_seq=3 ttl=64 time=0.443 ms --- 10.0.0.247 ping statistics --- 3 packets transmitted, 3 received, 0% packet loss, time 2011ms rtt min/avg/max/mdev = 0.443/0.735/1.166/0.310 msdebian@dlp ~(keystone)$ ssh debian@10.0.0.247 The authenticity of host '10.0.0.247 (10.0.0.247)' can't be established. ED25519 key fingerprint is SHA256:2qAHmI7eJ3zvhADBVf4mnMlg8cY9uGz7fJi96ESeXO4. This key is not known by any other names. Are you sure you want to continue connecting (yes/no/[fingerprint])? yes Warning: Permanently added '10.0.0.247' (ED25519) to the list of known hosts. Linux debian-13 6.12.41+deb13-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.41-1 (2025-08-12) x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. debian@debian-13:~$ # logined |
| [4] | If you'd like to stop an instance, it's possible to control with openstack command like follows. |
| debian@dlp ~(keystone)$ openstack server list +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | Debian-13 | ACTIVE | sharednet1=10.0.0.247 | Debian13 | m1.small | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ # stop instance debian@dlp ~(keystone)$ openstack server stop Debian-13 debian@dlp ~(keystone)$ openstack server list +--------------------------------------+-----------+---------+-----------------------+----------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-----------+---------+-----------------------+----------+----------+ | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | Debian-13 | SHUTOFF | sharednet1=10.0.0.247 | Debian13 | m1.small | +--------------------------------------+-----------+---------+-----------------------+----------+----------+ # start instance debian@dlp ~(keystone)$ openstack server start Debian-13 debian@dlp ~(keystone)$ openstack server list +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | Debian-13 | ACTIVE | sharednet1=10.0.0.247 | Debian13 | m1.small | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ |
| [5] | It's possible to access with Web browser to get VNC console. |
| debian@dlp ~(keystone)$ openstack server list +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------------------------------+-----------+--------+-----------------------+----------+----------+ | 5eaa74ea-6fc6-4c24-b758-37eaad533c88 | Debian-13 | ACTIVE | sharednet1=10.0.0.247 | Debian13 | m1.small | +--------------------------------------+-----------+--------+-----------------------+----------+----------+debian@dlp ~(keystone)$ openstack console url show Debian-13 +----------+-----------------------------------------------------------------------------------------------+ | Field | Value | +----------+-----------------------------------------------------------------------------------------------+ | protocol | vnc | | type | novnc | | url | https://dlp.srv.world:6080/vnc_auto.html?path=%3Ftoken%3Da901b1aa-95ac-424e-92b6-50c0600965cf | +----------+-----------------------------------------------------------------------------------------------+ |
| [6] | Access to the URL which was displayed by the command above. |
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