chore(alloy): Add node name label

k8s-peterg/alloy/configmap.yaml

@@ -473,6 +473,10 @@ data:
       targets    = prometheus.exporter.unix.node.targets
       forward_to = [prometheus.remote_write.default.receiver]
       job_name   = "node-exporter"
+
+      labels = {
+        node = env("NODE_NAME")
+      }
     }
 
     prometheus.scrape "kubernetes_apiservers" {

kustomize-bases/alloy/values.yaml

@@ -15,6 +15,13 @@ alloy:
     # -- Key in ConfigMap to get config from.
     key: config.alloy
 
+  # -- Extra environment variables to pass to the Alloy container.
+  extraEnv:
+    - name: NODE_NAME
+      valueFrom:
+        fieldRef:
+          fieldPath: spec.nodeName
+
   # -- Minimum stability level of components and behavior to enable. Must be
   # one of "experimental", "public-preview", or "generally-available".
   stabilityLevel: "generally-available"
@@ -45,7 +52,8 @@ rbac:
   rules:
     # -- Rules required for the `discovery.kubernetes` component.
     - apiGroups: ["", "discovery.k8s.io", "networking.k8s.io"]
-      resources: ["endpoints", "endpointslices", "ingresses", "pods", "services"]
+      resources:
+        ["endpoints", "endpointslices", "ingresses", "pods", "services"]
       verbs: ["get", "list", "watch"]
     # -- Rules required for the `loki.source.kubernetes` component.
     - apiGroups: [""]
@@ -144,7 +152,7 @@ service:
   # -- NodePort port. Only takes effect when `service.type: NodePort`
   nodePort: 31128
   # -- Cluster IP, can be set to None, empty "" or an IP address
-  clusterIP: ''
+  clusterIP: ""
   # -- Value for internal traffic policy. 'Cluster' or 'Local'
   internalTrafficPolicy: Cluster
   annotations: {}