golang配置和使用Viper

Twelve-Factor AppJSONTOMLYAMLHCLenvfileJava propertiesJSONTOMLYAMLHCLINIenvfileJava propertiesSetJSONTOMLYAMLHCLenvfileJava properties$HOME.bashrc./confconfig./conf/config.json./conf/config.yamlviperviper.SetConfigType("yaml")vipervipervipervipersafeWatchConfig()Twelve-Factor AppSetEnvPrefixBindEnvAutomaticEnvBindEnvBindEnvAutomaticEnvSetEnvPrefixviper.GetEnvPrefixSetEnvKeyReplacerstrings.ReplacerGet()-_viper_test.goNewWithOptionsEnvKeyReplacerSetEnvKeyReplacerStringReplacerAllowEmptyEnvPflagBindEnvinit()BindPFlag()AddGoFlagSet()PflagFlagValueFlagValueSetviper/remoteJSONTOMLYAMLHCLenvfileJava propertiescryptcryptcryptMY_CONSUL_KEYSecureRemoteProviderIsSet().set()vipersubvsubv.mapstructuremapstructureAllSettings()./conf/config.yamlviperviperviper.GetXXX()viper