[Ansible] 05-1. Playbook 개선

[Ansible] 05-1. Playbook 개선

---

🔔 자세한 모듈 내용은 아래 문서를 참고

모듈 내용 : https://docs.ansible.com/ansible/latest/collections/ansible/builtin/index.html#modules

예제 Github : https://github.com/revenge1005/Ansible_study

📜 개선 전

$ cat <<EOF > install_apache5.yml
---

- hosts: all
  become: true

  vars:
    source_file: ./files/index.html
    destin_file: /var/www/html/

  tasks:
  - name: install apache2 package for Ubuntu
    apt:
      name: apache2
      state: latest
      update_cache: yes
    when: ansible_distribution == "Ubuntu"

  - name: apache2 Service Start & enable for Ubuntu
    service:
      name: apache2
      state: started
      enabled: yes
    when: ansible_distribution == "Ubuntu"

  - name: Copy HomePage file to WEB Server for Ubuntu
    copy:
      src: "{{ source_file  }}"
      dest: "{{ destin_file  }}"
      mode: 0555
    when: ansible_distribution == "Ubuntu" 
    notify: Restart Apache Debian
  
  - name: install httpd packge for Rocky
    dnf:
      name: httpd
      state: latest
      update_cache: yes
    when: ansible_distribution == "Rocky"

  - name: httpd Service Start & enable for Rocky
    service:
      name: httpd
      state: started
      enabled: yes
    when: ansible_distribution == "Rocky"

  - name: Copy HomePage file to WEB Server for Rocky
    copy:
      src: "{{ source_file  }}"
      dest: "{{ destin_file  }}"
      mode: 0555
    when: ansible_distribution == "Rocky"
    notify: Restart Apache RedHat

  handlers:
  - name: Restart Apache RedHat
    service:
      name: httpd
      state: restarted

  - name: Restart Apache Debian
    service:
      name: apache2
      state: restarted
EOF


$ ansible-playbook --ask-become-pass install_apache3.yml

📜 개선 후

$ cat <<EOF > install_apache5.yml
---

- hosts: all
  become: true
  tasks:

  - name: install Apache package 
    package:
      name: "{{ apache_package }}{% raw %}"
      state: latest
      update_cache: yes

  - name: Apache Service Start & enable
    service:
      name: "{% raw %}{{ apache_package }}"
      state: started
      enabled: yes

  - name: Copy HomePage file to WEB Server
    copy:
      src: "{{ source_file  }}"
      dest: "{{ destin_file  }}"
      mode: 0555
    notify: Restart Apache

  handlers:
  - name: Restart Apache
    service:
      name: "{{ apache_package }}"
      state: restarted
EOF


$ cat <<EOF > inventory
[apache]
node01 apache_package=httpd
node02 apache_package=httpd
node03 apache_package=apache2

[apache:vars]
source_file="./files/index.html"
destin_file="/var/www/html/"
EOF


$ ansible-playbook --ask-become-pass install_apache5.yml

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