// Save all the information present in this helper to a config file. An explicit config
// file path can be provided, if not use the established conventions about config
// loading rules. Will create a new config file if one can't be found at all. Will only
// succeed if all required info is present.
func (o *LoginOptions) SaveConfig() (bool, error) {
	if len(o.Username) == 0 {
		return false, fmt.Errorf("Insufficient data to merge configuration.")
	}

	globalExistedBefore := true
	if _, err := os.Stat(o.PathOptions.GlobalFile); os.IsNotExist(err) {
		globalExistedBefore = false
	}

	newConfig, err := config.CreateConfig(o.Project, o.Config)
	if err != nil {
		return false, err
	}

	cwd, err := os.Getwd()
	if err != nil {
		return false, err
	}
	baseDir, err := cmdutil.MakeAbs(filepath.Dir(o.PathOptions.GetDefaultFilename()), cwd)
	if err != nil {
		return false, err
	}
	if err := config.RelativizeClientConfigPaths(newConfig, baseDir); err != nil {
		return false, err
	}

	configToWrite, err := config.MergeConfig(*o.StartingKubeConfig, *newConfig)
	if err != nil {
		return false, err
	}

	if err := kclientcmd.ModifyConfig(o.PathOptions, *configToWrite, true); err != nil {
		if !os.IsPermission(err) {
			return false, err
		}

		out := &bytes.Buffer{}
		cmderr.PrintError(errors.ErrKubeConfigNotWriteable(o.PathOptions.GetDefaultFilename(), o.PathOptions.IsExplicitFile(), err), out)
		return false, fmt.Errorf("%v", out)
	}

	created := false
	if _, err := os.Stat(o.PathOptions.GlobalFile); err == nil {
		created = created || !globalExistedBefore
	}

	return created, nil
}
Exemple #2
0
// Save all the information present in this helper to a config file. An explicit config
// file path can be provided, if not use the established conventions about config
// loading rules. Will create a new config file if one can't be found at all. Will only
// succeed if all required info is present.
func (o *LoginOptions) SaveConfig() (bool, error) {
	if len(o.Username) == 0 {
		return false, fmt.Errorf("Insufficient data to merge configuration.")
	}

	globalExistedBefore := true
	if _, err := os.Stat(o.PathOptions.GlobalFile); os.IsNotExist(err) {
		globalExistedBefore = false
	}

	newConfig, err := config.CreateConfig(o.Project, o.Config)
	if err != nil {
		return false, err
	}

	cwd, err := os.Getwd()
	if err != nil {
		return false, err
	}
	baseDir, err := cmdutil.MakeAbs(filepath.Dir(o.PathOptions.GetDefaultFilename()), cwd)
	if err != nil {
		return false, err
	}
	if err := config.RelativizeClientConfigPaths(newConfig, baseDir); err != nil {
		return false, err
	}

	configToWrite, err := config.MergeConfig(*o.StartingKubeConfig, *newConfig)
	if err != nil {
		return false, err
	}

	if err := kubecmdconfig.ModifyConfig(o.PathOptions, *configToWrite); err != nil {
		return false, err
	}

	created := false
	if _, err := os.Stat(o.PathOptions.GlobalFile); err == nil {
		created = created || !globalExistedBefore
	}

	return created, nil
}