1. 操作系統系列?（ansible_os_family）

?

ansible web -m setup -a 'filter=ansible_os_family'

?

2.?操作系統家族為 RedHat 時執行任務

---
- hosts: websrvsremote_user: roottasks:- name: Install package on RedHat systemsyum:name: httpdstate: presentwhen: ansible_os_family == "RedHat"

• 這個任務會在操作系統家族為?RedHat?的系統上安裝?httpd?包。

3.?操作系統家族為 Debian 時執行任務

---
- hosts: websrvsremote_user: roottasks:- name: Install package on Debian systemsapt:name: apache2state: presentwhen: ansible_os_family == "Debian"

• 這個任務會在操作系統家族為?Debian?的系統上安裝?apache2?包。

4.?操作系統為 RedHat 或 Debian 時執行任務

---
- hosts: websrvsremote_user: roottasks:- name: Install common package on RedHat and Debian systemspackage:name: vimstate: presentwhen: ansible_os_family in ["RedHat", "Debian"]

• 這個任務會在操作系統家族為?RedHat?或?Debian?的系統上安裝?vim?包。

5.?操作系統為 Ubuntu 時執行任務

---
- hosts: websrvsremote_user: roottasks:- name: Install package on Ubuntu systemsapt:name: nginxstate: presentwhen: ansible_distribution == "Ubuntu"

• 這個任務會在操作系統為?Ubuntu?的系統上安裝?nginx?包。

6.?特定版本的操作系統執行任務

---
- hosts: websrvsremote_user: roottasks:- name: Install package on CentOS 8yum:name: httpdstate: presentwhen: ansible_distribution == "CentOS" and ansible_distribution_version == "8"

• 這個任務會在?CentOS 8?系統上安裝?httpd?包。

7.?操作系統家族為 Suse 時執行任務

---
- hosts: websrvsremote_user: roottasks:- name: Install package on Suse systemszypper:name: apache2state: presentwhen: ansible_os_family == "Suse"

• 這個任務會在操作系統家族為?Suse?的系統上安裝?apache2?包。

8.?檢測操作系統是否為 Windows 系統

---
- hosts: windows_machinesremote_user: Administratortasks:- name: Install IIS on Windowswin_chocolatey:name: iisstate: presentwhen: ansible_os_family == "Windows"

• 這個任務會在操作系統家族為?Windows?的系統上安裝 IIS。

9.?操作系統家族不為 RedHat 時執行任務

---
- hosts: websrvs
remote_user: root
tasks:
- name: Install package on non-RedHat systems
apt:
name: nginx
state: present
when: ansible_os_family != "RedHat"

• 這個任務會在操作系統家族不為?RedHat?的系統上安裝?nginx?包。

10.?根據操作系統家族執行不同的配置

---
- hosts: websrvs
remote_user: root
tasks:
- name: Configure firewall on RedHat systems
firewalld:
service: http
permanent: yes
state: enabled
when: ansible_os_family == "RedHat"

? ? - name: Configure firewall on Debian systems
ufw:
rule: allow
name: 'Apache'
when: ansible_os_family == "Debian"

• 這個任務根據操作系統家族來執行不同的防火墻配置：RedHat?使用?firewalld，Debian?使用?ufw。

?