Ansible

• python实现的自动化部署工具
• 模式
  • ad-hoc # 批量命令
  • playbook # 任务编排，执行yml文件
• 安装
  • pip install ansible
• 配置
  • 优先级
    • export ANSIBLE_CONFIG=/etc/ansible.cfg
    • ~/.ansible.cfg
    • /etc/ansible.cfg
  • ansible.cfg
    • inventory = /etc/ansible/hosts
    • library = /usr/share/ansible
    • forks = 5
    • sudo_user = root
    • remote_port = 22
    • host_key_checking = False
    • timeout = 60
    • log_path = /var/log/ansible.log
  • hosts
    • [mysql_test]
    • 192.168.0.1
    • 192.168.0.2
• 命令
  • ansible
    • 通配符
      • 10.1.1.113
      • ’*’
      • all
    • m
      • command # 执行命令
        • a ‘uptime’
      • file # 操作文件
        • a “dest=/tmp/t.sh mode=755 owner=root group=root” # 改属性
        • a “src=/etc/resolv.conf dest=/tmp/resolv.conf state=link” # 软链接
        • a “path=/tmp/resolv.conf state=absent” # 删除软连接
      • copy
        • a “src=/a.cfg dest=/tmp/a.cfg owner=root group=root mode=0644”
      • cron # 定时任务
        • a ‘name=“custom job” minute=/3 hour= day=* month=* weekday=* job=“/usr/sbin/ntpdate 172.16.254.139”’
      • group # 操作组
        • a ‘gid=2017 name=a’ # 创建组
      • user # 操作用户
        • a ‘name=aaa groups=aaa state=present’ # 创建用户
        • a ‘name=aaa groups=aaa remove=yes’ # 删除用户
      • yum
        • a “state=present name=httpd”
      • service
        • a ‘name=httpd state=started enabled=yes’ # 开机启动
      • ping
      • script
        • a ‘/root/test.sh’
      • shell
        • a ‘ps aux|grep zabbix’
      • raw # 同shell
      • get_url
        • a ‘url=http://10.1.1.116/a.ico dest=/tmp’ # 下载
      • synchronize
        • a ‘src=/root/a dest=/tmp/ compress=yes’ # 推送
    • o→ 例子
    • ansible ’*’ -m command -a ‘uptime’
  • ansible-doc # 文档
  • ansible-galaxy # 上传/下载模块
  • ansible-playbook # 任务编排
  • ansible-pull # 拉配置
  • ansible-vault # 文件加密
  • ansible-console # REPL