Add configuration for Prometheus node exporter and SMTP monitoring in PMG. Updated README and added verification checks for new metrics.

2026-06-05 16:33:57 +03:00
parent 85cecf78f6
commit c492399300
11 changed files with 307 additions and 1 deletions
@@ -0,0 +1,94 @@
+{% set smtp_monitoring_enabled = salt['pillar.get']('pmg:smtp_monitoring:enabled', True) %}
+{% set blackbox_package = salt['pillar.get']('pmg:smtp_monitoring:blackbox:package', 'prometheus-blackbox-exporter') %}
+{% set blackbox_service = salt['pillar.get']('pmg:smtp_monitoring:blackbox:service', 'prometheus-blackbox-exporter') %}
+{% set smtp_ports = salt['pillar.get']('pmg:smtp_monitoring:ports', [25, 26]) %}
+{% set smtp_log_window_seconds = salt['pillar.get']('pmg:smtp_monitoring:log_window_seconds', 300) %}
+
+{% if smtp_monitoring_enabled %}
+pmg-smtp-monitoring-packages:
+  pkg.installed:
+    - pkgs:
+      - {{ blackbox_package }}
+      - iproute2
+      - jq
+
+pmg-smtp-monitoring-metrics-dir:
+  file.directory:
+    - name: /var/lib/prometheus/node-exporter
+    - user: root
+    - group: root
+    - mode: "0755"
+
+pmg-smtp-monitoring-script:
+  file.managed:
+    - name: /usr/local/bin/pmg-smtp-metrics.sh
+    - source: salt://pmg/files/pmg-smtp-metrics.sh.jinja
+    - template: jinja
+    - context:
+        smtp_ports: {{ smtp_ports }}
+        smtp_log_window_seconds: {{ smtp_log_window_seconds }}
+    - user: root
+    - group: root
+    - mode: "0755"
+    - require:
+      - file: pmg-smtp-monitoring-metrics-dir
+
+pmg-smtp-monitoring-service:
+  file.managed:
+    - name: /etc/systemd/system/pmg-smtp-metrics.service
+    - source: salt://pmg/files/pmg-smtp-metrics.service.jinja
+    - user: root
+    - group: root
+    - mode: "0644"
+
+pmg-smtp-monitoring-timer:
+  file.managed:
+    - name: /etc/systemd/system/pmg-smtp-metrics.timer
+    - source: salt://pmg/files/pmg-smtp-metrics.timer.jinja
+    - user: root
+    - group: root
+    - mode: "0644"
+
+pmg-smtp-monitoring-blackbox-config:
+  file.managed:
+    - name: /etc/prometheus/blackbox.yml
+    - source: salt://pmg/files/blackbox.yml.jinja
+    - template: jinja
+    - context:
+        smtp_ports: {{ smtp_ports }}
+    - user: root
+    - group: root
+    - mode: "0644"
+    - require:
+      - pkg: pmg-smtp-monitoring-packages
+
+pmg-smtp-monitoring-systemd-reload:
+  cmd.run:
+    - name: systemctl daemon-reload
+    - onchanges:
+      - file: pmg-smtp-monitoring-service
+      - file: pmg-smtp-monitoring-timer
+
+pmg-smtp-monitoring-blackbox-service:
+  service.running:
+    - name: {{ blackbox_service }}
+    - enable: true
+    - require:
+      - pkg: pmg-smtp-monitoring-packages
+    - watch:
+      - file: pmg-smtp-monitoring-blackbox-config
+
+pmg-smtp-monitoring-timer-running:
+  service.running:
+    - name: pmg-smtp-metrics.timer
+    - enable: true
+    - require:
+      - cmd: pmg-smtp-monitoring-systemd-reload
+      - file: pmg-smtp-monitoring-script
+
+pmg-smtp-monitoring-run-once:
+  cmd.run:
+    - name: /usr/local/bin/pmg-smtp-metrics.sh
+    - require:
+      - file: pmg-smtp-monitoring-script
+{% endif %}