Set-OPS-Public/roles/serveur_nginx/tasks/main.yml

---
- name: Installer nginx
  ansible.builtin.apt:
    name: "{{ serveur_nginx_packages }}"
    state: present
    update_cache: true
    cache_valid_time: 3600

# Debian 13 fournit « server_tokens off; » actif dans nginx.conf. Notre drop-in
# 99-setops.conf le redeclare -> nginx -t echoue (« directive is duplicate »).
# On neutralise la ligne distro pour que 99-setops.conf soit l'unique source.
- name: Neutraliser le server_tokens par defaut de Debian
  ansible.builtin.replace:
    path: /etc/nginx/nginx.conf
    regexp: '^(\s*)server_tokens\s+\S+;'
    replace: '\1# server_tokens gere par Set-OPS (conf.d/99-setops.conf)'
  notify: Valider et recharger nginx

- name: Deployer le durcissement de base nginx
  ansible.builtin.template:
    src: 99-setops.conf.j2
    dest: /etc/nginx/conf.d/99-setops.conf
    owner: root
    group: root
    mode: "0644"
  notify: Valider et recharger nginx

- name: Desactiver le site Debian par defaut
  ansible.builtin.file:
    path: /etc/nginx/sites-enabled/default
    state: absent
  when: serveur_nginx_desactiver_defaut | bool
  notify: Valider et recharger nginx

- name: Deployer les sites reverse proxy declares a la main
  ansible.builtin.template:
    src: site.conf.j2
    dest: "/etc/nginx/sites-available/{{ item.nom }}.conf"
    owner: root
    group: root
    mode: "0644"
  loop: "{{ serveur_nginx_sites }}"
  loop_control:
    label: "{{ item.nom }}"
  notify: Valider et recharger nginx

- name: Activer les sites reverse proxy declares a la main
  ansible.builtin.file:
    src: "/etc/nginx/sites-available/{{ item.nom }}.conf"
    dest: "/etc/nginx/sites-enabled/{{ item.nom }}.conf"
    state: link
  loop: "{{ serveur_nginx_sites }}"
  loop_control:
    label: "{{ item.nom }}"
  notify: Valider et recharger nginx

# --- Vhosts derives des applications (champ expose) + domaines (edge) ---
- name: Charger les registres applications et domaines
  ansible.builtin.include_vars:
    file: "{{ item }}"
  loop:
    - "{{ setops_plan_dir }}/applications.yml"
    - "{{ setops_plan_dir }}/domaines.yml"
  when: serveur_nginx_publier_expositions | bool

- name: Lister les expositions destinees a cet edge
  ansible.builtin.set_fact:
    serveur_nginx_expositions: >-
      {{ {'applications': applications | default({})}
         | expositions_des_applications({'domaines_publics': domaines_publics | default({})}, serveur_nginx_groupe) }}
  when: serveur_nginx_publier_expositions | bool

- name: Deployer les vhosts derives des expositions web
  ansible.builtin.template:
    src: expositions.conf.j2
    dest: /etc/nginx/sites-available/expositions.conf
    owner: root
    group: root
    mode: "0644"
  when: serveur_nginx_publier_expositions | bool
  notify: Valider et recharger nginx

- name: Activer les vhosts derives des expositions web
  ansible.builtin.file:
    src: /etc/nginx/sites-available/expositions.conf
    dest: /etc/nginx/sites-enabled/expositions.conf
    state: link
  when: serveur_nginx_publier_expositions | bool
  notify: Valider et recharger nginx

- name: Activer et demarrer nginx
  when: not ansible_check_mode
  ansible.builtin.systemd:
    name: "{{ serveur_nginx_service_name }}"
    enabled: true
    state: started

# --- Sonde de supervision (docs/supervision-conception.md) --------------------------
# Le role qui possede la verite depose sa propre sonde ; le porteur (`client_sante`) la
# fait tourner et pousse le verdict, sans savoir ce qu'elle mesure.
- name: Assurer le repertoire des sondes de supervision
  ansible.builtin.file:
    path: /usr/local/lib/setops/sondes
    state: directory
    owner: root
    group: root
    mode: "0755"

- name: Deposer la sonde « edge »
  ansible.builtin.template:
    src: sonde-edge.sh.j2
    dest: /usr/local/lib/setops/sondes/edge.sh
    owner: root
    group: root
    mode: "0750"