cniConfig, err := os.ReadFile(template.cniNetworkConfigFile)
		if err != nil {
			return nil, err
		}
		installLog.Infof("Using CNI config template from %s", template.cniNetworkConfigFile)
		return cniConfig, nil
	}

	if len(template.cniNetworkConfig) > 0 {
		installLog.Infof("Using CNI config template from CNI_NETWORK_CONFIG environment variable.")
		return []byte(template.cniNetworkConfig), nil
	}