The playbook to creeate the VMs from openstack cluster

最新推荐文章于 2025-12-17 07:43:21 发布

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#ansible #openstack #实例

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本文介绍如何使用Ansible在OpenStack环境中自动部署多个Ubuntu实例，并配置基础应用。具体步骤包括定义主机变量、启动实例、等待SSH服务可用及安装必要的软件包。

- name: Deploy new instances in OpenStack
hosts: localhost
connection: local
gather_facts: False
user: ubuntu

vars:
    name: cache-01
    image: ubuntu-14.04
    network: example-net
    key_name: example-key
    flavor: c1.c1r1
    security_groups: example-sg
    count: 2

tasks:
    - name: Launch the instances
      os_server:
        name: "{{ name }}"
        flavor: "{{ flavor }}"
        image: "{{ image }}"
        key_name: "{{ key_name }}"
        state: present
        wait: true
        network: "{{ network }}"
        security_groups: "{{ security_groups }}"
        auto_ip: true
      register: newnodes
      with_sequence:
        count={{ count }}


    - add_host: name={{ item.server.public_v4 }}
                groups=created_nodes
                ansible_user=ubuntu
                instance_name={{ item.server.name }}
      with_items: "{{ newnodes.results }}"

- name: Configure nodes
hosts: created_nodes
become: yes
become_method: sudo
gather_facts: false
tasks:
    - name: "Wait for SSH "
      local_action: wait_for port=22 host="{{ inventory_hostname }}" search_regex=OpenSSH delay=5
      become: False

    - name: install apps
      apt: name={{ item }} update_cache=yes state=latest
      with_items:
        - nrpe