update prometheus for proxmox

deploy/prometheus/deploy.jsonnet

@@ -16,6 +16,7 @@ local kp = (import 'kube-prometheus/main.libsonnet') + {
         externalUrl: 'https://metrics.prod.panic.haus',
         retention: '30d',
         retentionSize: '16GB',
+        additionalScrapeConfigsSecret: 'prometheus-additional-scrape-configs',
         storage: {
           volumeClaimTemplate: {
             spec: {

deploy/prometheus/manifests/prometheus-prometheus.yaml

@@ -10,6 +10,7 @@ metadata:
   name: k8s
   namespace: monitoring
 spec:
+  additionalScrapeConfigsSecret: prometheus-additional-scrape-configs
   alerting:
     alertmanagers:
     - apiVersion: v2

deploy/prometheus/prometheus-additional-scrape-configs-secrey.yaml

@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: prometheus-additional-scrape-configs
+  namespace: monitoring
+stringData:
+  additional-scrape-configs.yaml: |
+    - job_name: 'proxmox-holly-node-exporter'
+      scheme: https
+      metrics_path: /metrics
+      static_configs:
+        - targets: ['node-exporter.holly.panic.haus']