installLog.Infof("Waiting for CNI network config file to be written in %v...", cfg.mountedCNINetDir)
		if err := watcher.Wait(ctx); err != nil {
			return "", err
		}
	}

	cniConfigFilepath := filepath.Join(cfg.mountedCNINetDir, filename)

	for !file.Exists(cniConfigFilepath) {
		if strings.HasSuffix(cniConfigFilepath, ".conf") && file.Exists(cniConfigFilepath+"list") {

				t.Logf("PASS: File %v was removed from %v", f, tempCNIBinDir)
				return nil
			}
		}
	}

	return fmt.Errorf("no files, or unrecognized op")
}

// checkTempFilesCleaned verifies that all temporary files have been cleaned up
func checkTempFilesCleaned(tempCNIConfDir string, t *testing.T) {
	t.Helper()
	files, err := os.ReadDir(tempCNIConfDir)
	if err != nil {
		t.Fatalf("Failed to list files, err: %v", err)
	}

      rm "${PATCH_OUT}"
      echo "WARNING: patch file was too large to persist ($(du -h "${PATCH_OUT}"))"
      return 0
    fi
    outName="artifacts/${PATCH_OUT#"${ARTIFACTS}"/}"
    patchFile="${PROW_ARTIFACTS_BASE:-https://gcsweb.istio.io/gcs/istio-prow}/pr-logs/pull/${REPO_OWNER}_${REPO_NAME}/${PULL_NUMBER}/${JOB_NAME}/${BUILD_ID}/${outName}"
    echo "You can also try applying the patch file from the build artifacts:

#!/bin/bash

# WARNING: DO NOT EDIT, THIS FILE IS PROBABLY A COPY
#
# The original version of this file is located in the https://github.com/istio/common-files repo.
# If you're looking at this file in a different repo and want to make a change, please go to the
# common-files repo, make the change there and check it in. Then come back to this repo and run
# "make update-common".

# Copyright Istio Authors
#

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