ansible

打印debug信息

- hosts: all
  user: root
  tasks:
  - name: show ip
    debug: msg="{{ ansible_all_ipv4_addresses }}"

　　

分发文件

---
- hosts: all
  tasks:
    - name: rsync venus new
      synchronize:
        src: /root/tcollector.tar
        dest: /export/servers/
        owner: yes
        group: yes

　　

端口预留、yum包

playbook

---
- name: common install
  hosts: all
  roles:
    - common

　　

role

---
- name: set ip local reserved ports
  sysctl:
    name: net.ipv4.ip_local_reserved_ports
    value: "{{common['port']}}"
    state: present
    reload: yes
    ignoreerrors: yes
  when: "common['port']"

- name: ensure packages exist
  yum:
    pkg: "{{ item }}"
    state: present
  with_items: "{{common['yum_pkgs']}}"
  when: "common['yum_pkgs']"