Add nginx_exporter to prometheus servers

hosts.yml

@@ -99,6 +99,7 @@ prometheus:
     prometheus02.home.foo.sh:
   vars:
     mysqld_exporter_version: "0.15.1"
+    nginx_exporter_version: "1.1.0"
 proxy:
   hosts:
     proxy01.home.foo.sh:

playbooks/prometheus.yml

@@ -27,3 +27,4 @@
     - base
     - prometheus
     - mysqld_exporter
+    - nginx_exporter

roles/prometheus/templates/prometheus.yml.j2

@@ -29,6 +29,16 @@ scrape_configs:
       - target_label: __address__
         replacement: {{ inventory_hostname }}:9104
 
+  - job_name: nginx
+    scheme: https
+    tls_config:
+      ca_file: "{{ tls_certs }}/ca.crt"
+      key_file: "{{ tls_private }}/{{ inventory_hostname }}.key"
+      cert_file: "{{ tls_certs }}/{{ inventory_hostname }}.crt"
+    static_configs:
+      - targets:
+        - {{ inventory_hostname }}:9113
+
   - job_name: snmp
     scheme: https
     tls_config: