if err := os.WriteFile(fileName, hostsFileContent, hostsFilePerm); err != nil {
		return err
	}
	return os.Chmod(fileName, hostsFilePerm)
}

// nodeHostsFileContent reads the content of node's hosts file.
func nodeHostsFileContent(hostsFilePath string, hostAliases []v1.HostAlias) ([]byte, error) {
	hostsFileContent, err := os.ReadFile(hostsFilePath)
	if err != nil {
		return nil, err
	}

			tmpdir, err := writeHostsFile(testCase.hostsFileName, testCase.rawHostsFileContent)
			require.NoError(t, err, "could not create a temp hosts file")
			defer os.RemoveAll(tmpdir)

			actualContent, fileReadErr := nodeHostsFileContent(filepath.Join(tmpdir, testCase.hostsFileName), testCase.hostAliases)
			require.NoError(t, fileReadErr, "could not create read hosts file")