Function initConfig

backend/core/config/config_viper.go:41–89

(v *viper.Viper)

}

func initConfig(v *viper.Viper) {
	if envFile := os.Getenv("ENV_FILE"); envFile != "" {
		v.SetConfigFile(envFile)
	} else {
		v.SetConfigName(getConfigName())
		v.SetConfigType("env")
		envPath := getEnvPath()
		v.AddConfigPath(envPath)

		paths := []string{
			"./../../../../..",
			"./../../../..",
			"./../../..",
			"./../..",
			"./..",
			"./",
		}
		for _, path := range paths {
			v.AddConfigPath(path)
		}

		for _, path := range paths {
			filePath := filepath.Join(path, getConfigName())
			fileInfo, err := os.Stat(filePath)
			if err == nil && !fileInfo.IsDir() {
				envFile = filePath
				break
			}
		}
		v.SetConfigFile(envFile)
	}

	if _, err := os.Stat(v.ConfigFileUsed()); err != nil {
		if os.IsNotExist(err) {
			logrus.Info("no [.env] file, devlake will read configuration from environment, please make sure you have set correct environment variable.")
		} else {
			panic(fmt.Errorf("failed to get config file info: %v", err))
		}
	} else {
		if err := v.ReadInConfig(); err != nil {
			panic(fmt.Errorf("failed to read configuration file: %v", err))
		}
		// This line is essential for reading
		v.WatchConfig()
	}

	v.AutomaticEnv()
	setDefaultValue(v)
}

func getConfigName() string {
	return defaultConfigName