mroe changes

k8s/monitoring/values-production.yaml

@@ -87,43 +87,31 @@ kube-prometheus-stack:
       additionalScrapeConfigs:
         - job_name: 'node-exporter'
           kubernetes_sd_configs:
-            - role: pod
+            - role: node
           
           relabel_configs:
-            # 1. Filter: Target node-exporter pods in the monitoring namespace.
-            - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_pod_name]
-              separator: '/'
-              regex: 'monitoring/.*node-exporter.*'
-              action: keep
+            # 1. Pull all node labels (including workload)
+            - action: labelmap
+              regex: __meta_kubernetes_node_label_(.+)
 
-            # 2. Filter: Ensure we are targeting the standard port (usually 9100)
-            - source_labels: [__meta_kubernetes_pod_container_port_number]
-              regex: '9100'
-              action: keep
+            # 2. Target the node-exporter port (9100) on the node's IP.
+            # role: node discovery defaults to the Kubelet port (10250).
+            - source_labels: [__address__]
+              regex: '(.*):10250'
+              replacement: '${1}:9100'
+              target_label: __address__
             
-            # 3. Pull node labels (workload)
-            - source_labels: [__meta_kubernetes_pod_node_label_workload]
-              target_label: workload
-              action: replace
-
-            # 4. Set instance and node labels correctly
-            - source_labels: [__meta_kubernetes_pod_node_name]
+            # 3. Set standard labels for dashboard and alert compatibility
+            - source_labels: [__meta_kubernetes_node_name]
               target_label: instance
               action: replace
-            - source_labels: [__meta_kubernetes_pod_node_name]
+            - source_labels: [__meta_kubernetes_node_name]
               target_label: node
               action: replace
-            - source_labels: [__meta_kubernetes_pod_ip]
-              target_label: ip_address
-              action: replace
-
-            # 5. Replicate standard labels for dashboard compatibility
-            - action: labelmap
-              regex: __meta_kubernetes_pod_label_(.+)
-            - source_labels: [__meta_kubernetes_namespace]
-              target_label: namespace
-            - source_labels: [__meta_kubernetes_pod_name]
-              target_label: pod
+            - target_label: namespace
+              replacement: monitoring
+            - target_label: pod
+              replacement: node-exporter-discovery
   alertmanager:
     ingress:
       enabled: true

k8s/monitoring/values-staging.yaml

@@ -87,43 +87,31 @@ kube-prometheus-stack:
       additionalScrapeConfigs:
         - job_name: 'node-exporter'
           kubernetes_sd_configs:
-            - role: pod
+            - role: node
           
           relabel_configs:
-            # 1. Filter: Target node-exporter pods in the monitoring namespace.
-            - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_pod_name]
-              separator: '/'
-              regex: 'monitoring/.*node-exporter.*'
-              action: keep
+            # 1. Pull all node labels (including workload)
+            - action: labelmap
+              regex: __meta_kubernetes_node_label_(.+)
 
-            # 2. Filter: Ensure we are targeting the standard port (usually 9100)
-            - source_labels: [__meta_kubernetes_pod_container_port_number]
-              regex: '9100'
-              action: keep
+            # 2. Target the node-exporter port (9100) on the node's IP.
+            # role: node discovery defaults to the Kubelet port (10250).
+            - source_labels: [__address__]
+              regex: '(.*):10250'
+              replacement: '${1}:9100'
+              target_label: __address__
             
-            # 3. Pull node labels (workload)
-            - source_labels: [__meta_kubernetes_pod_node_label_workload]
-              target_label: workload
-              action: replace
-
-            # 4. Set instance and node labels correctly
-            - source_labels: [__meta_kubernetes_pod_node_name]
+            # 3. Set standard labels for dashboard and alert compatibility
+            - source_labels: [__meta_kubernetes_node_name]
               target_label: instance
               action: replace
-            - source_labels: [__meta_kubernetes_pod_node_name]
+            - source_labels: [__meta_kubernetes_node_name]
               target_label: node
               action: replace
-            - source_labels: [__meta_kubernetes_pod_ip]
-              target_label: ip_address
-              action: replace
-
-            # 5. Replicate standard labels for dashboard compatibility
-            - action: labelmap
-              regex: __meta_kubernetes_pod_label_(.+)
-            - source_labels: [__meta_kubernetes_namespace]
-              target_label: namespace
-            - source_labels: [__meta_kubernetes_pod_name]
-              target_label: pod
+            - target_label: namespace
+              replacement: monitoring
+            - target_label: pod
+              replacement: node-exporter-discovery
   alertmanager:
     ingress:
       enabled: true