【openstack基础操作】

openstack 常用命令

source ~/base/src/kayobe-config/etc/kolla/admin-openrc.sh

https://docs.openstack.org//kayobe/latest/doc-kayobe.pdf

镜像下载点

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http://cloud.centos.org/centos/7/images/

创建虚拟机

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openstack server create --image 13d0686a-a7cc-4cc6-8bf7-769dde9bcf29 \
--flavor centosF1 --key-name mykey \
--network demo-net demo1

openstack server create --flavor centosF1 --image 13d0686a-a7cc-4cc6-8bf7-769dde9bcf29\
  --nic net-id=8d5a15c3-e54c-4a23-91eb-0f468fd4dcd7  <port-id=port-uuid> --security-group bd7c46f6-1214-46a2-b918-dcff4d1742f5 \
  --key-name mykey TestInstance

上传镜像

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glance image-create --name CentosFirstTest --file ./CentOS-7-aarch64-GenericCloud-1708.qcow2 \
--disk-format qcow2 --container-format bare  --visibility public --progress

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openstack image create <image_name> --file <input_file> --disk-format <disk_format> --container-format <container_format>

保存镜像

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for i in $(cat a |awk -F' ' '{print $1","$3}');do openstack image save --file $( echo $i|awk -F',' '{print $2}').qcow2 $( echo $i|awk -F',' '{print $1}'); echo $( echo $i|awk -F',' '{print $1}') success.. ;done

a 是一个文件

文件格式

ad4a90c8-6a11-4650-9029-92a3046ba2a4 | Centos7

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openstack image save <image_id> --file <output_file>

创建规格

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openstack flavor create --disk 50 --ram 4096 --vcpus 2 --id 10 centosF1

创建网络

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openstack network create net1 --provider-network-type vxlan --share --enable --default --tag "default network"

创建子网

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openstack subnet create --network net1 --subnet-range 192.168.10.0/26 --gateway 192.168.10.1 my_subnet

创建路由

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openstack router create router1

创建安全组

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openstack security group create my_security_group
openstack security group rule create --protocol tcp --dst-port 22 --egress my_security_group
openstack security group rule create --protocol tcp --dst-port 22 --ingress my_security_group
openstack security group rule create --protocol icmp my_security_group

创建mykey

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openstack keypair create --public-key ~/.ssh/id_rsa.pub mykey

查询

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openstack keypair list
openstack security group list
openstack security group show \<ID>
openstack console url show 727d00d0-52ee-48b2-9554-164f1bcb6d11

 IP protocol (ah, dccp, egp, esp, gre, icmp, igmp, ipv6-encap, ipv6-frag, ipv6-icmp, ipv6-nonxt, ipv6-opts, ipv6-route, ospf, pgm, rsvp, sctp, tcp, udp, udplite, vrrp and integer

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if [ $2 = "out" ];then
    forward=egress
elif [ $2 = "in" ];then
    forward=ingress
fi

openstack security group rule create --protocol ${1} --dst-port ${3} \--${forward} my_security_group

default.conf

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server {
    listen 9999;
    server_name localhost;

    location / {
        proxy_pass http://192.168.33.3:80;
        proxy_set_header Host $host:$server_port;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    }

    location /console {
        proxy_pass http://192.168.33.2:6080/vnc_lite.html?path=%3Ftoken%3Da0116fba-10b9-4573-840f-3c979f35034d;
        proxy_set_header Host $host:$server_port;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    }


    location /falsk {
        proxy_pass http://127.0.0.1:5000;
    }

}

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qemu-img create -f raw raw-image.raw 2G

测试

/root/base/venvs/kolla-ansible/share/kolla-ansible/ansible/roles/service-images-pull/tasks/main.yml

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---
- name: "{{ kolla_role_name | default(project_name) }} | Pull images"
  vars:
    service: "{{ item.value }}"
  become: true
  kolla_container:
    action: "pull_image"
    common_options: "{{ docker_common_options }}"
    image: "{{ service.image }}"
  retries: "{{ service_images_pull_retries }}"
  delay: "{{ service_images_pull_delay }}"
  register: result
  until: result is success
  with_dict: "{{ lookup('vars', (kolla_role_name | default(project_name)) + '_services') | select_services_enabled_and_mapped_to_host }}"
  loop_control:
    label: "{{ item.key }}"
  tags:
    - service-images-pull

Q：

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- name: "{{ kolla_role_name | default(project_name) }} | Pull images"

A：

/root/base/venvs/kolla-ansible/share/kolla-ansible/ansible/roles/ovn-controller/vars/main.yml

kolla_role_name: "ovn_controller"

/root/base/venvs/kolla-ansible/share/kolla-ansible/ansible/roles/ovn-db/vars/main.yml

kolla_role_name: "ovn_db"

/root/base/venvs/kolla-ansible/share/kolla-ansible/ansible/roles/nova-cell/vars/main.yml

kolla_role_name: "nova_cell"

Q：

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0 lrwxrwxrwx 1 root root 23 Jan  8 08:16 /etc/localtime -> /usr/share/zoneinfo/CST

A：Ubuntu22.04没有CST时间。Can't find file or directory

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ln -sf /usr/share/zoneinfo/Asia/Hong_Kong  /etc/localtime