Restore Proxmox exporter and retire NAS zrepl probe

monitoring/proxmox.yaml

@@ -5,6 +5,7 @@ metadata:
   name: proxmox
 spec:
   module: default
+  scrapeTimeout: 30s
   prober:
     url: prometheus-pve-exporter
     path: /pve
@@ -15,13 +16,45 @@ spec:
         - pve91.proxmox.infra.k-space.ee
         - pve92.proxmox.infra.k-space.ee
         - pve93.proxmox.infra.k-space.ee
-      relabelingConfigs:
-        - sourceLabels: [__address__]
-          targetLabel: __param_target
-        - sourceLabels: [__param_target]
-          targetLabel: instance
-        - replacement: prometheus-pve-exporter
-          targetLabel: __address__
+# The Probe controller supplies target, instance and exporter address relabeling.
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: prometheus-pve-exporter
+spec:
+  replicas: 1
+  revisionHistoryLimit: 2
+  selector:
+    matchLabels:
+      app: prometheus-pve-exporter
+  template:
+    metadata:
+      labels:
+        app: prometheus-pve-exporter
+    spec:
+      containers:
+        - name: exporter
+          image: mirror.gcr.io/prompve/prometheus-pve-exporter:3.10.0@sha256:4867684c0a937716f11f770a32d32958bded507cf570fc334f774392afcb2f37
+          envFrom:
+            - secretRef:
+                name: prometheus-pve-exporter
+          ports:
+            - name: http
+              containerPort: 9221
+          readinessProbe:
+            tcpSocket:
+              port: http
+          livenessProbe:
+            tcpSocket:
+              port: http
+            initialDelaySeconds: 15
+          resources:
+            requests:
+              cpu: 50m
+              memory: 64Mi
+            limits:
+              memory: 256Mi
 ---
 apiVersion: v1
 kind: Service