Prepare nginx exporter

.gitmodules

@@ -135,3 +135,6 @@
 [submodule "collections/ansible_collections/community/general"]
 	path = collections/ansible_collections/community/general
 	url = https://github.com/ansible-collections/community.general.git
+[submodule "roles/l3d.nginx_exporter"]
+	path = roles/l3d.nginx_exporter
+	url = https://github.com/roles-ansible/ansible_role_nginx_exporter

host_vars/mail01.l3d.space/vars.yml

@@ -44,8 +44,7 @@ postfix__db_user: "{{ _mailserver__mysql_user }}"
 postfix__db_password: "{{ _mailserver__mysql_password }}"
 postfix__db_name: "{{ _mailserver__mysql_database }}"
 
-acme_domain_unwant_list:
+acme_domain_unwant_list: []
-  - name: 'node_exporter.imail01.l3d.space'
 #  - name: 'example.com'
 
 nginx_sites:
@@ -54,6 +53,7 @@ nginx_sites:
       user: 'mailwebuser'
   - name: "{{ mailserver_domain }}"
   - name: 'node-exporter.mail01.l3d.space'
+  - name: 'nginx-exporter.mail01.l3d.space'
 
 # letsencrypt
 acme_notification_email: "{{ _acme_notification_email }}"

host_vars/services.l3d.space/vars.yml

@@ -1,6 +1,5 @@
 ---
-acme_domain_unwant_list:
+acme_domain_unwant_list: []
-  - name: 'node_exporter.services.l3d.space'
 #  - name: 'example.com'
 
 nginx_sites:
@@ -8,6 +7,7 @@ nginx_sites:
   - name: 'grafana.l3d.ch'
   - name: 'www.grafana.l3d.ch'
   - name: 'node-exporter.services.l3d.space'
+  - name: 'nginx-exporter.services.l3d.space'
 
 acme_notification_email: "{{ _acme_notification_email }}"
 
@@ -40,6 +40,9 @@ grafana_dashboards:
   - dashboard_id: '1860'
     revision_id: '33'
     datasource: '{{ grafana_datasources.0.name }}'
+  - dashboard_id: '12708'
+    revision_id: '1'
+    datasource: '{{ grafana_datasources.0.name }}'
 
 # l3d.nginx_exporter
 nginx_exporter_listen_address: '127.0.0.1:9113'

host_vars/services.l3d.space/vault.yml

@@ -1,66 +1,82 @@
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host_vars/web01.l3d.space/vars.yml

@@ -114,8 +114,7 @@ acme_reload_services:
 acme_restart_services:
   - 'gitea'
 
-acme_domain_unwant_list:
+acme_domain_unwant_list: []
-  - name: 'node_exporter.web01.l3d.space'
 #  - name: 'example.com'
 
 nginx_sites:
@@ -195,6 +194,7 @@ nginx_sites:
       user: 'klima'
   - name: 'www.klima-streik.de'
   - name: 'node-exporter.web01.l3d.space'
+  - name: 'nginx-exporter.web01.l3d.space'
 
 acme_notification_email: "{{ _acme_notification_email }}"
 

roles/l3d.nginx_exporter

@@ -0,0 +1 @@
+Subproject commit 267a2c108a147c12cf66251af2b92b05d9ef166c

site.yml

@@ -30,6 +30,7 @@
     - {role: do1jlr.webhost, tags: [web, webhost], become: true}
     - {role: do1jlr.acmetool, tags: [web, acmetool], become: true}
     - {role: do1jlr.nginx, tags: [web, nginx]}
+    - {role: l3d.nginx_exporter, tags: [monitoring, nginx, prometheus, exporter]}
 
 
 - name: Deploy web config

templates/files/nginx/sites/nginx-exporter.mail01.l3d.space_tls.conf

@@ -0,0 +1,24 @@
+server {
+  listen 443 ssl http2;
+  listen [::]:443 ssl http2;
+
+  server_name nginx-exporter.mail.l3d.space;
+
+  include snippets/tls_parameters_{{ site.name }}.snippet.conf;
+  include snippets/tls_certificate_{{ site.name }}.snippet.conf;
+  include snippets/logging_{{ site.name }}.snippet.conf;
+
+
+  location / {
+    charset utf-8;
+    proxy_pass http://localhost:9113;
+    proxy_read_timeout 3600;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    allow 127.0.0.1;  #  allow requests from localhost
+    allow ::1;  #  allow requests from localhost
+    allow {{ prometheus_v4 }};  # allow prometheus IPv4
+    allow {{ prometheus_v6 }};  # allow prometheus IPv6
+    deny all;   # deny all other hosts
+  }
+}

templates/files/nginx/sites/nginx-exporter.services.l3d.space_tls.conf

@@ -0,0 +1,24 @@
+server {
+  listen 443 ssl http2;
+  listen [::]:443 ssl http2;
+
+  server_name nginx-exporter.services.l3d.space;
+
+  include snippets/tls_parameters_{{ site.name }}.snippet.conf;
+  include snippets/tls_certificate_{{ site.name }}.snippet.conf;
+  include snippets/logging_{{ site.name }}.snippet.conf;
+
+
+  location / {
+    charset utf-8;
+    proxy_pass http://localhost:9113;
+    proxy_read_timeout 3600;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    allow 127.0.0.1;  #  allow requests from localhost
+    allow ::1;  #  allow requests from localhost
+    allow {{ prometheus_v4 }};  # allow prometheus IPv4
+    allow {{ prometheus_v6 }};  # allow prometheus IPv6
+    deny all;   # deny all other hosts
+  }
+}

templates/files/nginx/sites/nginx-exporter.web01.l3d.space_tls.conf

@@ -0,0 +1,24 @@
+server {
+  listen 443 ssl http2;
+  listen [::]:443 ssl http2;
+
+  server_name nginx-exporter.web01.l3d.space;
+
+  include snippets/tls_parameters_{{ site.name }}.snippet.conf;
+  include snippets/tls_certificate_{{ site.name }}.snippet.conf;
+  include snippets/logging_{{ site.name }}.snippet.conf;
+
+
+  location / {
+    charset utf-8;
+    proxy_pass http://localhost:9113;
+    proxy_read_timeout 3600;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    allow 127.0.0.1;  #  allow requests from localhost
+    allow ::1;  #  allow requests from localhost
+    allow {{ prometheus_v4 }};  # allow prometheus IPv4
+    allow {{ prometheus_v6 }};  # allow prometheus IPv6
+    deny all;   # deny all other hosts
+  }
+}