Migrate OCP-55486: check no MountVolume.SetUp failed error in cronjob events

Migrates test from openshift-tests-private to origin.

Test validates that cronjob events do not contain the error:
"MountVolume.SetUp failed for volume ... object ... not registered"

This is a regression test for a bug where volume mounting in cronjobs
could fail with an error about unregistered objects.

The test:
1. Gets all cronjob namespaces in the cluster
2. Retrieves events from each cronjob namespace
3. Checks for the error pattern using regex
4. Fails if any cronjob events contain the mount error

Updates:
- Add test to test/extended/node/node_e2e/node.go
- Add regexp import for pattern matching
- Document test in test/extended/node/README.md

Author: BhargaviGudi

test/extended/node/README.md

@@ -19,6 +19,7 @@ This directory contains OpenShift end-to-end tests for node-related features.
 - **image_volume.go** - Tests mounting container images as volumes in pods, including subPath and error handling
 - **node_swap.go** - Tests default kubelet swap settings (failSwapOn and swapBehavior) and rejection of user overrides
 - **zstd_chunked.go** - Tests building and running images with zstd:chunked compression format
+- **node_e2e/node.go** - Cronjob volume mount error check (OCP-55486) - Verifies that cronjob events do not contain MountVolume.SetUp failed errors for unregistered objects
 
 ## Directory Structure
 

test/extended/node/node_e2e/node.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"path/filepath"
+	"regexp"
 	"strings"
 	"time"
 
@@ -164,6 +165,45 @@ var _ = g.Describe("[sig-node] [Jira:Node/Kubelet] Kubelet, CRI-O, CPU manager",
 		e2e.Logf("/dev/fuse mount output: %s", output)
 		o.Expect(output).To(o.ContainSubstring("fuse"), "dev fuse is not mounted inside pod")
 	})
+
+	//author: minmli@redhat.com
+	//migrated from openshift-tests-private
+	//automates: https://issues.redhat.com/browse/OCPBUGS-55486
+	g.It("[OTP] check no MountVolume.SetUp failed error in cronjob events [OCP-55486]", func() {
+		g.By("Check events in all cronjob namespaces for volume mount errors")
+		err := wait.Poll(1*time.Second, 10*time.Second, func() (bool, error) {
+			allCronjobs, err := oc.AsAdmin().WithoutNamespace().Run("get").Args("cronjob", "--all-namespaces", "-o=jsonpath={range .items[*]}{@.metadata.namespace}{\"\\n\"}{end}").Output()
+			if err != nil {
+				e2e.Logf("Error getting cronjobs: %v", err)
+				return false, nil
+			}
+			e2e.Logf("Cronjob namespaces: %v", allCronjobs)
+
+			for _, ns := range strings.Fields(allCronjobs) {
+				// Use jsonpath to get event messages directly instead of table output
+				events, err := oc.AsAdmin().WithoutNamespace().Run("get").Args(
+					"events", "-n", ns, "-o=jsonpath={range .items[*]}{.message}{\"\\n\"}{end}",
+				).Output()
+				if err != nil {
+					e2e.Logf("Error getting events in namespace %s: %v", ns, err)
+					continue
+				}
+
+				// Check for the error pattern: MountVolume.SetUp failed for volume ... object ... not registered
+				errorPattern := regexp.MustCompile(`MountVolume\.SetUp failed for volume.*object.*not registered`)
+				matches := errorPattern.FindAllString(events, -1)
+				if len(matches) > 0 {
+					return false, fmt.Errorf("found mount error in namespace %s: %v", ns, matches[0])
+				}
+			}
+
+			// Keep polling until timeout - no errors found in this iteration
+			return false, nil
+		})
+		// Expect timeout (no errors found during the full polling window)
+		o.Expect(err).To(o.HaveOccurred())
+		o.Expect(err.Error()).To(o.ContainSubstring("timed out"))
+	})
 })
 
 // author: asahay@redhat.com