e2e: Collect data in case of a failure

Signed-off-by: Or Shoval <[email protected]>

test/e2e/persistentips_test.go

@@ -20,9 +20,11 @@
 package e2e
 
 import (
+	"bytes"
 	"context"
 	"encoding/json"
 	"fmt"
+	"os"
 	"os/exec"
 	"time"
 
@@ -41,6 +43,14 @@ import (
 )
 
 var _ = Describe("Persistent IPs", func() {
+	JustAfterEach(func() {
+		if CurrentGinkgoTestDescription().Failed {
+			By("Test failed, collecting logs and artifacts")
+			podsStatus, stderr, err := kubectl("get", "pods", "-A")
+			fmt.Printf("kubectl get pods:\n%v\nerror:\n%v\n", podsStatus+stderr, err)
+		}
+	})
+
 	When("network attachment definition created with allowPersistentIPs=true", func() {
 		var (
 			td                   testenv.TestData
@@ -297,3 +307,12 @@ func removeFinalizersPatch() ([]byte, error) {
 	}
 	return json.Marshal(patch)
 }
+
+func kubectl(command ...string) (string, string, error) {
+	var stdout, stderr bytes.Buffer
+	cmd := exec.Command(os.Getenv("KUBECTL"), command...)
+	cmd.Stderr = &stderr
+	cmd.Stdout = &stdout
+	err := cmd.Run()
+	return stdout.String(), stderr.String(), err
+}