Example #1
0
// Create is defined on PoolManager interface.
func (pm *poolManager) Create(name string, providerType storage.ProviderType, attrs map[string]interface{}) (*storage.Config, error) {
	if name == "" {
		return nil, MissingNameError
	}
	if providerType == "" {
		return nil, MissingTypeError
	}

	cfg, err := storage.NewConfig(name, providerType, attrs)
	if err != nil {
		return nil, errors.Trace(err)
	}
	p, err := registry.StorageProvider(providerType)
	if err != nil {
		return nil, errors.Trace(err)
	}
	if err := provider.ValidateConfig(p, cfg); err != nil {
		return nil, errors.Annotate(err, "validating storage provider config")
	}

	poolAttrs := cfg.Attrs()
	poolAttrs[Name] = name
	poolAttrs[Type] = string(providerType)
	if err := pm.settings.CreateSettings(globalKey(name), poolAttrs); err != nil {
		return nil, errors.Annotatef(err, "creating pool %q", name)
	}
	return cfg, nil
}
Example #2
0
func configFromSettings(settings map[string]interface{}) (*storage.Config, error) {
	providerType := storage.ProviderType(settings[Type].(string))
	name := settings[Name].(string)
	// Ensure returned attributes are stripped of name and type,
	// as these are not user-specified attributes.
	delete(settings, Name)
	delete(settings, Type)
	cfg, err := storage.NewConfig(name, providerType, settings)
	if err != nil {
		return nil, errors.Trace(err)
	}
	p, err := registry.StorageProvider(providerType)
	if err != nil {
		return nil, errors.Trace(err)
	}
	if err := provider.ValidateConfig(p, cfg); err != nil {
		return nil, errors.Trace(err)
	}
	return cfg, nil
}