Helm and error message fixes (#17)

* fix serviceaccountname
* fix log typo
* typo
* bump chart and app version so that correct image is used. fix podMonitor

charts/kubelet-stats-metrics/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: kubelet-stats-metrics
-version: 0.1.0
-appVersion: "0.1.0"
+version: 0.1.1
+appVersion: "0.6.0"
 kubeVersion: ">=1.21.0-0"
 description: Expose kubelet stats metrics to prometheus
 home: https://github.com/GDATASoftwareAG/kubelet-stats-metrics

charts/kubelet-stats-metrics/templates/deployment.yaml

@@ -16,7 +16,7 @@ spec:
       labels:
         {{- include "kubelet-stats-metrics.selectorLabels" . | nindent 8 }}
     spec:
-      serviceAccountName: kubelet-stats-metrics
+      serviceAccountName: {{ include "kubelet-stats-metrics.fullname" . }}
       containers:
         - name: metrics
           image: {{ .Values.image }}

charts/kubelet-stats-metrics/templates/pod-monitor.yaml

@@ -10,7 +10,7 @@ spec:
       - {{ .Release.Namespace }}
   selector:
     matchLabels:
-      k8s-app: {{ .Release.Name }}
+      {{- include "kubelet-stats-metrics.selectorLabels" . | nindent 8 }}
   podMetricsEndpoints:
     - port: http
       interval: 30s
@@ -22,4 +22,4 @@ spec:
       #  - action: replace
       #    sourceLabels:
       #      - __meta_kubernetes_pod_host_ip
-      #    targetLabel: instance
+      #    targetLabel: instance

charts/kubelet-stats-metrics/values.yaml

@@ -1,2 +1,2 @@
-image: ghcr.io/gdatasoftwareag/kubelet-stats-metrics:v0.1.0
-logLevel: info
+image: ghcr.io/gdatasoftwareag/kubelet-stats-metrics:v0.6.0
+logLevel: info

main.go

@@ -129,7 +129,7 @@ func metricsLoop(interval time.Duration, cs *kubernetes.Clientset) {
 		ctx := context.Background()
 		err := singleRun(ctx, cs)
 		if err != nil {
-			log.Errorf("ErrorBadRequst : %s", err.Error())
+			log.Errorf("ErrorBadRequest : %s", err.Error())
 		}
 		time.Sleep(interval)
 	}
@@ -149,7 +149,7 @@ func singleRun(ctx context.Context, cs *kubernetes.Clientset) error {
 		currentNode := nodes.Items[i].Name
 		node, err := scrapeSingleNode(ctx, cs, currentNode)
 		if err != nil {
-			log.Errorf("ErrorBadRequst : %s", err.Error())
+			log.Errorf("ErrorBadRequest : %s", err.Error())
 			continue
 		}
 		pods = append(pods, node...)
@@ -309,6 +309,6 @@ func main() {
 	http.Handle("/metrics", promhttp.Handler())
 
 	if err := http.ListenAndServe(fmt.Sprintf(":%d", cfg.metricsPort), nil); err != nil {
-		log.Fatalf("Listener Falied : %s\n", err.Error())
+		log.Fatalf("Listener Failed : %s\n", err.Error())
 	}
 }