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Author SHA1 Message Date
b8297efac6 ajout readme 2021-05-06 16:59:16 +02:00
250b199fea solution 2021-03-16 22:14:17 +01:00
5 changed files with 20 additions and 91 deletions

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## Includes et import # Solution (proposition)
**Tâche**: écrire des playbooks modulaires Plutôt que de conditionner chaque tâche en fonction de la distribution (ce qui sera pénible et difficile à maintenir), la solution consistant à inclure un fichier de variables propre à chaque OS cible est plus élégante.
**Condition**: selon besoin
**Norme**: includes et import
**Préparation**:
** Pratique **
Récupérer la solution de l'atelier handler
Identifier dans le playbook et le fichier vhost.conf toutes les spécificités de RedHat (qui vont empécher le playbook de fonctionner)
Trouver la solution à cette problématique (exécution conditionnelle, variabilisation ...)
Implémenter la solution
Sur la debian, la configuration par défaut entre en conflit avec la notre:
Modifier le playbook pour que le fichier /etc/apache2/sites-enabled/000-default.conf soit supprimé UNIQUEMENT sur la debian, avec redémarrage du service apache si besoin
** Validation: Autre cas d'utilisation des includes:
```bash ```yaml
curl debian1 - name: ensure bootstrap role has been applied
<span style="text-align: center;background-color: #FD5401; font-size: 42px;">Hello World</span> include_role:
name: bootstrap
when: apply_bootstrap_role
- include: bash.yml
tags: bash
- include: local_repo.yml
when: ansible_distribution=='CentOS' and use_local_repo
``` ```

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--- ---
- name: install apache via ansible playbook - name: install apache via ansible playbook
hosts: all hosts: cibles
handlers:
- name: restart apache
service:
name: "{{ apache_service_name }}"
state: restarted
tasks: tasks:
- name: read OS var file - name: import OS Specific variables
include_vars: "{{ ansible_os_family | lower }}.yml" include_vars: "{{ ansible_distribution | lower }}.yml"
- name: install apache - name: install apache
package: package:
name: "{{ apache_package_name }}" name: "{{ apache_package_name }}"
state: latest state: present
- name: conf httpd
template:
src: vhost.conf
dest: "{{ apache_config_dir }}/vhost.conf"
mode: 0640
owner: root
group: "{{ apache_group }}"
notify: restart apache
- name: delete defaultconf on debian
file:
path: "{{ apache_config_dir }}/000-default.conf"
state: absent
notify: restart apache
when: ansible_os_family == 'Debian'
- name: call handlers, if needed
ansible.builtin.meta: flush_handlers
- name: activate apache - name: activate apache
service: service:
name: "{{ apache_service_name }}" name: "{{ apache_service_name }}"
enabled: yes enabled: yes
state: started state: started
- name: open firewall port
firewalld:
service: http
permanent: yes
immediate: yes
state: enabled
ignore_errors: yes
when: ansible_os_family=='RedHat'
- name: create documentroot
file:
name: /var/www/html/example.org
state: directory
- name: create index file
copy:
src: index.txt
dest: /var/www/html/example.org/index.html
mode: 0644

2
centos.yml Normal file
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apache_package_name: httpd
apache_service_name: httpd

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#/home/formation/sib_12_handlers/debian.yml
---
apache_service_name: apache2
apache_package_name: apache2 apache_package_name: apache2
apache_user: www-data apache_service_name: apache2
apache_group: www-data
apache_config_dir: /etc/apache2/sites-enabled/
apache_log_dir: /var/log/apache2/

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#/home/formation/sib_12_handlers/redhat.yml
---
apache_service_name: httpd
apache_package_name: httpd
apache_user: apache
apache_group: apache
apache_config_dir: /etc/httpd/conf.d/
apache_log_dir: /var/log/httpd/