add example

Author: mclarke47

examples/top_pods.js

@@ -0,0 +1,42 @@
+const k8s = require('../dist/index');
+
+const kc = new k8s.KubeConfig();
+kc.loadFromDefault();
+
+const k8sApi = kc.makeApiClient(k8s.CoreV1Api);
+const metricsClient = new k8s.Metrics(kc);
+
+k8s.topPods(k8sApi, metricsClient, "kube-system")
+.then((pods) => {
+
+    const podsColumns = pods.reduce((accum, next) => {
+        accum.push({
+            "POD": next.Pod.metadata.name,
+            "CPU(cores)": next.CPU.CurrentUsage,
+            "MEMORY(bytes)": next.Memory.CurrentUsage,
+        });
+        return accum;
+    }, []);
+    console.log("TOP PODS")
+    console.table(podsColumns)
+});
+
+k8s.topPods(k8sApi, metricsClient, "kube-system")
+.then((pods) => {
+
+    const podsColumns = pods.reduce((accum, next) => {
+
+        next.Containers.forEach(containerUsage => {
+            accum.push({
+                "POD": next.Pod.metadata.name,
+                "NAME": containerUsage.Container,
+                "CPU(cores)": next.CPU.CurrentUsage,
+                "MEMORY(bytes)": next.Memory.CurrentUsage,
+            });
+        })
+        return accum;
+    }, []);
+
+    console.log("TOP CONTAINERS")
+    console.table(podsColumns)
+});