Set-OPS-Public/playbooks/valider.yml

---
# make valider — RECETTE D'ACCEPTATION : les services FONCTIONNENT (pas juste déployés).
# Lecture seule / faible impact. Complète les *-verifier (statiques, sur le plan)
# et verifier-hote (niveau hôte) par une vérif FONCTIONNELLE de bout en bout.
#
# v1 : cibles Prometheus UP + endpoints HTTPS exposés répondent.
# À venir : courriel bout-en-bout (envoi→IMAP), restauration de sauvegarde.

- name: "Recette — Prometheus : toutes les cibles de supervision UP"
  hosts: serveur_prometheus
  gather_facts: false
  become: false
  tasks:
    - name: Interroger l'API des cibles actives
      ansible.builtin.uri:
        url: "http://localhost:9090/api/v1/targets?state=active"
        return_content: true
      register: prom_targets

    - name: Analyser up / down
      vars:
        cibles: "{{ (prom_targets.content | from_json).data.activeTargets }}"
        en_panne: "{{ cibles | rejectattr('health', 'equalto', 'up') | list }}"
      ansible.builtin.set_fact:
        recette_prom_total: "{{ cibles | length }}"
        recette_prom_down: "{{ en_panne | map(attribute='labels.instance') | list }}"

    - name: "✔ Prometheus"
      ansible.builtin.assert:
        that: "recette_prom_down | length == 0"
        success_msg: "OK — {{ recette_prom_total }} cibles, toutes UP."
        fail_msg: "ÉCHEC — cibles DOWN : {{ recette_prom_down }}"

- name: "Recette — Edge : les vhosts HTTPS exposés répondent"
  hosts: serveur_nginx
  gather_facts: false
  become: true
  tasks:
    - name: Lister les valeurs de la directive server_name (première colonne exacte)
      ansible.builtin.shell:
        cmd: >-
          nginx -T 2>/dev/null | awk '$1=="server_name"{for(i=2;i<=NF;i++){gsub(/;/,"",$i);
          print $i}}' | sort -u          
      register: recette_server_names
      changed_when: false

    - name: Retenir les vhosts du domaine interne (exclut défauts/placeholders)
      ansible.builtin.set_fact:
        recette_fqdns: >-
          {{ recette_server_names.stdout_lines
             | select('search', '\.' ~ (domaine_interne | regex_escape) ~ '$') | list }}          

    - name: Interroger chaque vhost exposé en HTTPS (via l'edge)
      ansible.builtin.uri:
        url: "https://{{ item }}/"
        validate_certs: false
        status_code: [200, 301, 302, 401, 403]
        follow_redirects: none
        timeout: 10
      loop: "{{ recette_fqdns }}"
      register: recette_http
      failed_when: false

    - name: "✔ Endpoints HTTPS"
      vars:
        echecs: "{{ recette_http.results | rejectattr('status', 'in', [200, 301, 302, 401, 403]) | list }}"
      ansible.builtin.assert:
        that: "echecs | length == 0"
        success_msg: "OK — {{ recette_http.results | length }} vhosts répondent : {{ recette_fqdns }}"
        fail_msg: "ÉCHEC — vhosts KO : {{ echecs | map(attribute='item') | list }} (statuts {{ echecs | map(attribute='status') | list }})"

- name: "Recette — Courriel bout-en-bout (MTA -> LMTP -> Maildir)"
  hosts: serveur_dovecot
  gather_facts: true
  become: true
  vars:
    recette_mail_dest: "testmail@{{ domaine_interne }}"
    recette_mail_from: "recette@{{ domaine_interne }}"
  tasks:
    - name: Jeton unique du message de test
      ansible.builtin.set_fact:
        recette_mail_token: "SETOPS-VALIDER-{{ ansible_date_time.iso8601_basic_short }}-{{ 999999 | random }}"

    - name: Envoyer via le MTA (sendmail — flux réel postfix -> LDAP -> LMTP -> Dovecot)
      ansible.builtin.shell:
        cmd: >-
          printf 'Subject: %s\nFrom: %s\nTo: %s\n\nRecette d acceptation Set-OPS.\n'
          '{{ recette_mail_token }}' '{{ recette_mail_from }}' '{{ recette_mail_dest }}'
          | /usr/sbin/sendmail -f '{{ recette_mail_from }}' '{{ recette_mail_dest }}'          
      delegate_to: "{{ groups['serveur_postfix'][0] }}"
      changed_when: true

    - name: Attendre la remise dans la boîte (doveadm, LMTP asynchrone)
      ansible.builtin.command:
        cmd: "doveadm search -u {{ recette_mail_dest }} mailbox INBOX subject {{ recette_mail_token }}"
      register: recette_mail_search
      until: recette_mail_search.stdout | trim | length > 0
      retries: 10
      delay: 3
      changed_when: false
      failed_when: false

    - name: "✔ Courriel"
      ansible.builtin.assert:
        that: "recette_mail_search.stdout | trim | length > 0"
        success_msg: "OK — courriel remis à {{ recette_mail_dest }} (envoi -> LMTP -> Maildir prouvé)."
        fail_msg: "ÉCHEC — courriel NON remis à {{ recette_mail_dest }} après 30 s."

    - name: Nettoyer le message de test (best-effort)
      ansible.builtin.command:
        cmd: "doveadm expunge -u {{ recette_mail_dest }} mailbox INBOX subject {{ recette_mail_token }}"
      changed_when: true
      failed_when: false

- name: "Recette — Sauvegardes : le dernier snapshot restic se restaure"
  hosts: client_backup
  gather_facts: false
  become: true
  tasks:
    - name: Restaurer le dernier snapshot dans un dossier temporaire (lecture seule sur le dépôt)
      ansible.builtin.shell:
        cmd: |
          set -o pipefail
          repo=$(grep -oP 'RESTIC_REPOSITORY="\K[^"]+' /usr/local/sbin/setops-sauvegarder.sh)
          export RESTIC_REPOSITORY="$repo" RESTIC_PASSWORD_FILE=/etc/setops/restic.pass
          n=$(restic snapshots 2>/dev/null | grep -cE '^[0-9a-f]{8} ' || echo 0)
          if [ "$n" -lt 1 ]; then echo "snapshots=0 restored_files=0"; exit 0; fi
          tmp=$(mktemp -d)
          if restic restore latest --target "$tmp" >/dev/null 2>&1; then
            f=$(find "$tmp" -type f | wc -l)
          else
            f=-1
          fi
          rm -rf "$tmp"
          echo "snapshots=$n restored_files=$f"          
        executable: /bin/bash
      register: recette_restore
      changed_when: false

    - name: "✔ Sauvegardes"
      vars:
        restaures: "{{ recette_restore.stdout | regex_search('restored_files=(-?\\d+)', '\\1') | first | int }}"
        snaps: "{{ recette_restore.stdout | regex_search('snapshots=(\\d+)', '\\1') | first | int }}"
      ansible.builtin.assert:
        that: "restaures | int > 0"
        success_msg: "OK — {{ snaps }} snapshot(s), restauration du dernier vérifiée ({{ restaures }} fichiers)."
        fail_msg: "ÉCHEC — restauration KO (snapshots={{ snaps }}, fichiers restaurés={{ restaures }})."