Add nginx_prune_sites to remove sites dropped from nginx_sites

tasks/configure_nginx.yaml

@@ -8,6 +8,48 @@
     - Validate nginx configuration
     - Reload nginx
 
+- name: Find existing site configs
+  ansible.builtin.find:
+    paths: "{{ nginx_site_config_path }}"
+    file_type: file
+  register: nginx_existing_site_configs
+  when: nginx_prune_sites
+
+- name: Remove site configs no longer in nginx_sites
+  ansible.builtin.file:
+    path: "{{ item.path }}"
+    state: absent
+  loop: "{{ nginx_existing_site_configs.files | default([]) }}"
+  loop_control:
+    label: "{{ item.path | basename }}"
+  when:
+    - nginx_prune_sites
+    - (item.path | basename) not in (nginx_sites | map(attribute='name') | list)
+  notify:
+    - Validate nginx configuration
+    - Reload nginx
+
+- name: Find existing enabled-site symlinks
+  ansible.builtin.find:
+    paths: "{{ nginx_site_enabled_path }}"
+    file_type: any
+  register: nginx_existing_enabled_sites
+  when: nginx_prune_sites
+
+- name: Remove enabled-site symlinks no longer in nginx_sites
+  ansible.builtin.file:
+    path: "{{ item.path }}"
+    state: absent
+  loop: "{{ nginx_existing_enabled_sites.files | default([]) }}"
+  loop_control:
+    label: "{{ item.path | basename }}"
+  when:
+    - nginx_prune_sites
+    - (item.path | basename) not in (nginx_sites | map(attribute='name') | list)
+  notify:
+    - Validate nginx configuration
+    - Reload nginx
+
 - name: Add all the template site configurations
   ansible.builtin.template:
     src: "{{ item.template_path | default(nginx_site_config_template) }}"