Add AptUpgradesPending alert

defaults/main.yml

@@ -260,3 +260,16 @@ prometheus_agent:
       annotations:
         title: '{%raw%}{{ $labels.instance }}: Uptime{%endraw%}'
         description: "Uptime is more than 30 days, please reboot soon"
+    AptUpgradesPending:
+      group: nodeexporter
+      enabled: True
+      alert: UpgradesPending
+      expr: |
+        sum(apt_upgrades_pending{job="node", instance="{{ inventory_hostname }}"}) > 0 or
+        sum(apt_upgrades_held{job="node", instance="{{ inventory_hostname }}"}) > 0
+      for: 25h
+      labels:
+        severity: warning
+      annotations:
+        title: '{%raw%}{{ $labels.instance }}: AptUpgradesPending{%endraw%}'
+        description: "Upgrades pending for more than 24 hours"

tasks/main.yml

@@ -1,6 +1,8 @@
 - name: install node-exporter
   apt:
-    pkg: prometheus-node-exporter
+    pkg:
+    - prometheus-node-exporter
+    - prometheus-node-exporter-collectors
 
 - name: copy node-exporter config
   notify: restart node-exporter