Update cloudflared, expose metrics, replicas to 3

homelab/cloudflared.yml

@@ -7,7 +7,7 @@ spec:
   selector:
     matchLabels:
       app: cloudflared
-  replicas: 1
+  replicas: 3
   template:
     metadata:
       labels:
@@ -15,12 +15,15 @@ spec:
     spec:
       containers:
       - name: cloudflared
-        image: cloudflare/cloudflared:2023.10.0-arm64
+        image: cloudflare/cloudflared:2024.2.1
         args:
         - tunnel
         - --config
         - /etc/cloudflared/config/config.yaml
         - run
+        ports:
+          - containerPort: 2000
+            name: metrics
         livenessProbe:
           httpGet:
             # Cloudflared has a /ready endpoint which returns 200 if and only if
@@ -47,4 +50,29 @@ spec:
           items:
           - key: config.yaml
             path: config.yaml
-
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: cloudflared-metrics
+spec:
+  selector:
+    app: cloudflared
+  ports:
+  - name: metrics
+    port: 2000
+    targetPort: 2000
+---
+apiVersion: monitoring.coreos.com/v1
+kind: PodMonitor
+metadata:
+  name: cloudflared
+  labels:
+    release: prometheus
+spec:
+  selector:
+    matchLabels:
+      app: cloudflared
+  podMetricsEndpoints:
+  - port: metrics
+    interval: 30s