Les onions perso sont idempotents

roles/webserver/tasks/onions_perso.yml

@@ -1,15 +1,22 @@
+- stat:
+    path: "/etc/nginx/sites-available/{{ item.name }}.onion.conf"
+  register: conf_exists
+
 - name: webserver-onion-hostname
   command: "cat /var/lib/tor/{{ item.name }}/hostname"
   register: web_onion
+  when: not conf_exists.stat.exists
 
 - name: webserver-onion-config
   template:
     src: ../files/onion.conf.j2
     dest: "/etc/nginx/sites-available/{{ item.name }}.onion.conf"
   notify: reload nginx
+  when: not conf_exists.stat.exists
 
 - name: webserver-onion-symlink
   file:
     src: "/etc/nginx/sites-available/{{ item.name }}.onion.conf"
     dest: "/etc/nginx/sites-enabled/{{ item.name }}.onion.conf"
     state: link
+  when: not conf_exists.stat.exists