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Create provider network:
openstack network create --share --external \
--provider-physical-network provider \
--provider-network-type flat provider
openstack subnet create --network provider \
--allocation-pool start=192.168.122.20,end=192.168.122.200 \
--dns-nameserver 192.168.122.1 --gateway 192.168.122.1 \
--subnet-range 192.168.122.0/24 provider
openstack security group rule create --proto icmp default
openstack security group rule create --proto tcp --dst-port 22 default
Generate a key pair:
ssh-keygen -q -N ""
cd to your home directory
openstack keypair create --public-key ~/.ssh/id_rsa.pub mykey
verify
openstack keypair list
openstack flavor create --id 0 --vcpus 2 --ram 1024 --disk 10 m1.nano
Download debian openstack image
https://cdimage.debian.org/cdimage/openstack/
upload it:
openstack image create \
--container-format bare \
--disk-format qcow2 \
--property hw_disk_bus=scsi \
--property hw_scsi_model=virtio-scsi \
--property os_type=linux \
--property os_distro=debian \
--property os_admin_user=debian \
--property os_version='10.12.7' \
--public \
--file debian-10.12.7-20220706-openstack-amd64.qcow2 \
debian-10.12.7-openstack-amd64
openstack network list
+--------------------------------------+----------+--------------------------------------+
| ID | Name | Subnets |
+--------------------------------------+----------+--------------------------------------+
| da5f9aa8-1bac-4aab-9931-0ce4d835783a | provider | eeeb4a46-8bb0-442b-b81c-20103c2d7f80 |
+--------------------------------------+----------+--------------------------------------+
copy ID as net-id while creating server
openstack server create --flavor m1.nano --image debian-10.12.7-openstack-amd64 \
--nic net-id=da5f9aa8-1bac-4aab-9931-0ce4d835783a --security-group default \
--key-name mykey debianinstance
if you get error like "More than one SecurityGroup exists with the name 'default'."
check
openstack security group list
+--------------------------------------+---------+------------------------+----------------------------------+------+
| ID | Name | Description | Project | Tags |
+--------------------------------------+---------+------------------------+----------------------------------+------+
| cd54c8c9-d754-434a-9f5c-807c3288fced | default | Default security group | 53c2118ffdbb4b6388611480c7c7a7c0 | [] |
| f9151d2a-f49b-4828-9467-418d7cdfd1e8 | default | Default security group | 87b3104005904a2fbe18ad1a7ab601b3 | [] |
+--------------------------------------+---------+------------------------+----------------------------------+------+
inspect which one you enabled icmp and port 22
openstack security group show cd54c8c9-d754-434a-9f5c-807c3288fced
specify security group id instead of name
openstack server create --flavor m1.nano --image debian-10.12.7-openstack-amd64 \
--nic net-id=b2d69a6e-3a77-4d55-94fd-308558088a3d --security-group cd54c8c9-d754-434a-9f5c-807c3288fced \
--key-name mykey debianinstance
verify
openstack server list
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