Function InitConfig

config/configs.go:197–261

InitConfig initialize the config with configFile

(configFile string, confType ...interface{})

// InitConfig initialize the config with configFile
func InitConfig(configFile string, confType ...interface{}) (config *Config, err error) {

	// Validity check
	// 1. Try read as absolute path
	// 2. Try the current working directory
	// 3. Try $PWD/config
	// fixed for issue #15 config file path
	realFile := configFile
	if !file.Exist(realFile) {
		realFile = file.GetCurrentDirectory() + "/" + configFile
		if !file.Exist(realFile) {
			realFile = file.GetCurrentDirectory() + "/config/" + configFile
			if !file.Exist(realFile) {
				return nil, errors.New("no exists config file => " + configFile)
			}
		}
	}

	cType := ConfigType_XML
	if len(confType) > 0 && confType[0] == ConfigType_JSON {
		cType = ConfigType_JSON
	}
	if len(confType) > 0 && confType[0] == ConfigType_Yaml {
		cType = ConfigType_Yaml
	}

	if cType == ConfigType_XML {
		config, err = initConfig(realFile, cType, UnmarshalXML)
	} else if cType == ConfigType_Yaml {
		config, err = initConfig(realFile, cType, UnmarshalYaml)
	} else {
		config, err = initConfig(realFile, cType, UnmarshalJSON)
	}

	if err != nil {
		return config, err
	}

	if config.App == nil {
		config.App = NewAppNode()
	}

	if config.Server == nil {
		config.Server = NewServerNode()
	}

	if config.Session == nil {
		config.Session = NewSessionNode()
	}

	tmpConfigSetMap := core.NewConcurrenceMap()
	for _, v := range config.ConfigSetNodes {
		tmpConfigSetMap.Set(v.Key, v.Value)
	}
	config.ConfigSet = tmpConfigSetMap

	// deal config default value
	dealConfigDefaultSet(config)