change webserver exporting memes

roles/webserver/files/prometheus-nginx-exporter

@@ -0,0 +1,14 @@
+ARGS="-nginx.scrape-uri http://127.0.0.1:8888/stub_status"
+
+# Prometheus-nginx-exporter supports the following options:
+#  -nginx.plus
+#        Start the exporter for NGINX Plus. By default, the exporter is started
+#        for NGINX.
+#  -nginx.scrape-uri string
+#        A URI for scraping NGINX or NGINX Plus metrics.
+#        For NGINX, the stub_status page must be available through the URI.
+#        For NGINX Plus -- the API. (default "http://127.0.0.1:8080/stub_status")
+#  -web.listen-address string
+#        An address to listen on for web interface and telemetry. (default ":9113")
+#  -web.telemetry-path string
+#        A path under which to expose metrics. (default "/metrics"

roles/webserver/tasks/main.yaml

@@ -47,6 +47,14 @@
     proto: tcp
     src: 192.168.69.0/24
 
+- name: Copy default nginx config
+  ansible.builtin.copy:
+    src: prometheus-nginx-exporter
+    dest: /etc/default/prometheus-nginx-exporter
+    owner: root
+    group: root
+    mode: '0644'
+
 - name: Enable and restart exporter daemon
   service:
     name: prometheus-nginx-exporter

roles/webserver/templates/nginx.conf

@@ -84,7 +84,7 @@ http {
         {%- endfor %}
 
         server {
-            listen 8080;
+            listen 8888;
             
             location /stub_status {
                 stub_status;