[Ansible] Quelques petits exercices en vrac .. - iZero

Quelques petits exercices en vrac sur Ansible ..

Article original Publié le : 28 mai 2019
Mise a jour le : 03 juin 2019

Voici quelques petits exos assez simple, composé d’un playbook et de son inventaire

Désinstallation de l’application Amazon sur Ubuntu 18.04

L’inventaire des machines

$ cat inventory

1	$ cat inventory

[Machine_client]
bef-VirtualBox

1 2	[Machine_client] bef-VirtualBox

Le playbook (fichier)

$ vim playbook_desinstallation_amazon.yml

1	$ vim playbook_desinstallation_amazon.yml

---
- hosts: all
  tasks:
  - name: Desinstallation paquet Amazon
    apt:
      name: ubuntu-web-launchers
      state: absent

---

- hosts: all

tasks:

- name: Desinstallation paquet Amazon

apt:

state: absent

La commande

$ ansible-playbook -i inventory playbook_desinstallation_amazon.yml -Kk

1	$ ansible-playbook -i inventory playbook_desinstallation_amazon.yml -Kk

Installation d’une liste d’application Vim et ces dépendances sur Ubuntu 18.04

L’inventaire des machines

$ cat inventory

1	$ cat inventory

[Machine_client]
bef-VirtualBox

1 2	[Machine_client] bef-VirtualBox

Le playbook (fichier)

$ vim playbook_installation_vim.yml

1	$ vim playbook_installation_vim.yml

---
- hosts: all
  tasks:
  - name: Installer vim et ces dépendances
    apt:
      name: "{{ packages }}"
    vars:
      packages:
      - vim
      - vim-runtime

---

- hosts: all

tasks:

- name: Installer vim et ces dépendances

apt:

vars:

packages:

- vim

- vim-runtime

La commande

$ ansible-playbook -i inventory playbook_installation_vim.yml -Kk

1	$ ansible-playbook -i inventory playbook_installation_vim.yml -Kk

Installation d’une application Gnome-paint sur Ubuntu 18.04

L’inventaire des machines

$ cat inventory

1	$ cat inventory

[Machine_client]
bef-VirtualBox

1 2	[Machine_client] bef-VirtualBox

Le playbook (fichier)

$ vim playbook_installation_gnome-paint.yml

1	$ vim playbook_installation_gnome-paint.yml

---
- hosts: all
  tasks:
  - name: Installation d'une application Gnome-paint
    apt:
      name: gnome-paint

---

- hosts: all

tasks:

- name: Installation d'une application Gnome-paint

apt:

La commande

$ ansible-playbook -i inventory playbook_installation_gnome-paint.yml -Kk

1	$ ansible-playbook -i inventory playbook_installation_gnome-paint.yml -Kk

Création de répertoire, copie de font, execution de commande et redemarrage de service

Un playbook a différentes fonctions
1 – la création du répertoire, l’ajout des permissions
2 – la copie de la font qui se trouve dans un répertoire police a la racine du playbook, l’ajout des permissions
3 – l’exécution de la commande fc-cache qui permet de reconstruire la liste des polices en cache
4 – le redémarrage du service de l’application nécessitant cette nouvelle font

L’inventaire des machines

$ cat inventory

1	$ cat inventory

[Machine_client]
bef-VirtualBox

1 2	[Machine_client] bef-VirtualBox

Le playbook (fichier)

$ vim playbook_installation_font.yml

1	$ vim playbook_installation_font.yml

---
- hosts: all
  tasks:
  - name: creation du repertoire
    file:
      path: /usr/share/fonts/ma_font
      owner: root
      group: root
      mode: 0755
      state: directory

  - name: copie de la police
    copy:
      src: police/
      dest: /usr/share/fonts/ma_font/
      owner: root
      group: root
      mode: 0644
      directory_mode: 0755

  - name: execution de la commande
    command:
      argv:
        - /usr/bin/fc-cache

  - name: redemarrage de l'application
    service:
      name: nom_du_service
      state: restarted

---

- hosts: all

tasks:

- name: creation du repertoire

file:

path: /usr/share/fonts/ma_font

owner: root

group: root

mode: 0755

state: directory

- name: copie de la police

copy:

src: police/

dest: /usr/share/fonts/ma_font/

owner: root

group: root

mode: 0644

directory_mode: 0755

- name: execution de la commande

command:

argv:

- /usr/bin/fc-cache

- name: redemarrage de l'application

service:

state: restarted

La commande

$ ansible-playbook -i inventory playbook_font.yml -Kk

1	$ ansible-playbook -i inventory playbook_font.yml -Kk

Mettre a jour les updates security sur Centos 6.x/7.x
L’inventaire des machines

$ cat inventory

1	$ cat inventory

[Machine_client]
srv-mail.izero.fr

1 2	[Machine_client] srv-mail.izero.fr

Le playbook (fichier)

$ vim playbook_update_centos.yml

1	$ vim playbook_update_centos.yml

---
- hosts: all
  tasks:
  - name: upgrade all packages
    yum:
      name: '*'
      state: latest
      security: yes
    tags: update

---

- hosts: all

tasks:

- name: upgrade all packages

yum:

state: latest

security: yes

tags: update

La commande

$ ansible-playbook -i inventory playbook_update_centos.yml -Kk

1	$ ansible-playbook -i inventory playbook_update_centos.yml -Kk

Mettre a jour tous les updates sur Centos 6.x/7.x
L’inventaire des machines

$ cat inventory

1	$ cat inventory

[Machine_client]
srv-mail.izero.fr

1 2	[Machine_client] srv-mail.izero.fr

Le playbook (fichier)

$ vim playbook_update_centos2.yml

1	$ vim playbook_update_centos2.yml

---
- hosts: all
  tasks:
  - name: upgrade all packages
    yum:
      name: '*'
      state: latest
    tags: update

---

- hosts: all

tasks:

- name: upgrade all packages

yum:

state: latest

tags: update

La commande

$ ansible-playbook -i inventory playbook_update_centos2.yml -Kk

1	$ ansible-playbook -i inventory playbook_update_centos2.yml -Kk

Source:

https://docs.ansible.com/ansible/latest/modules/apt_module.html

https://docs.ansible.com/ansible/latest/modules/modules_by_category.html

https://docs.ansible.com/ansible/latest/installation_guide/intro_installation.html

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