Receive target Object metrics for v2

Signed-off-by: Alex Andreev <alex.andreev.email@gmail.com>

src/common/k8s-api/__tests__/horizontal-pod-autoscaler.api.test.ts

@@ -21,7 +21,7 @@ const hpaV2 = {
 }
 
 describe("HorizontalPodAutoscalerApi", () => {
-  describe("HPA v1", () => {
+  describe("HPA v2", () => {
     it("should return correct empty metrics", () => {
       const hpa = new HorizontalPodAutoscaler(hpaV2);
 
@@ -103,5 +103,32 @@ describe("HorizontalPodAutoscalerApi", () => {
 
       expect(hpa.getMetricValues(hpa.getMetrics()[0])).toEqual("unknown / 1k");
     });
+
+    it("should return correct object metrics", () => {
+      const hpa = new HorizontalPodAutoscaler(
+        {
+          ...hpaV2,
+          spec: {
+            ...hpaV2.spec,
+            metrics: [
+              {
+                type: HpaMetricType.Object,
+                object: {
+                  metric: {
+                    name: "requests-per-second"
+                  },
+                  target: {
+                    type: "Value",
+                    value: "10k"
+                  }
+                }
+              }
+            ]
+          }
+        }
+      );
+
+      expect(hpa.getMetricValues(hpa.getMetrics()[0])).toEqual("unknown / 10k");
+    });
   });
 });

src/common/k8s-api/endpoints/horizontal-pod-autoscaler.api.ts

@@ -45,10 +45,19 @@ export interface ExternalMetricSource {
 
 export interface ObjectMetricSource {
   averageValue?: string;
-  metricName: string;
+  metricName?: string;
   selector?: LabelSelector;
-  target: CrossVersionObjectReference;
-  targetValue: string;
+  targetValue?: string;
+
+  // autoscaling/v2
+  metric?: {
+    name?: string;
+  },
+  target: {
+    type?: string;
+    value?: string;
+  };
+  describedObject?: CrossVersionObjectReference;
 }
 
 export interface PodsMetricSource {
@@ -344,10 +353,7 @@ function getObjectMetricValue(currentMetric: ObjectMetricStatus | undefined, tar
       currentMetric?.currentValue
         ?? currentMetric?.averageValue
     ),
-    target: (
-      targetMetric?.targetValue
-        ?? targetMetric?.averageValue
-    ),
+    target: targetMetric?.target?.value
   };
 }