Feat: add comments for config

config/application_config.go

@@ -25,9 +25,9 @@ import (
  "github.com/apache/dubbo-go/common/constant"
 )
 
-// ApplicationConfig ...
+// ApplicationConfig is a configuration for current application, whether the application is a provider or a consumer
 type ApplicationConfig struct {
- Organization string `yaml:"organization"  json:"organization,omitempty" property:"organization"`
+ Organization string `yaml:"organization" json:"organization,omitempty" property:"organization"`
  Name string `yaml:"name" json:"name,omitempty" property:"name"`
  Module string `yaml:"module" json:"module,omitempty" property:"module"`
  Version string `yaml:"version" json:"version,omitempty" property:"version"`
@@ -36,22 +36,12 @@ type ApplicationConfig struct {
  MetadataType string `default:"local" yaml:"metadataType" json:"metadataType,omitempty" property:"metadataType"` //field for metadata report
 }
 
-// Prefix ...
+// nolint
 func (*ApplicationConfig) Prefix() string {
  return constant.DUBBO + ".application."
 }
 
-// Id ...
-func (c *ApplicationConfig) Id() string {
- return ""
-}
-
-// SetId ...
-func (c *ApplicationConfig) SetId(id string) {
-
-}
-
-// UnmarshalYAML ...
+// UnmarshalYAML unmarshals the ApplicationConfig by @unmarshal function
 func (c *ApplicationConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
  if err := defaults.Set(c); err != nil {
  return err

config/base_config.go

@@ -69,7 +69,6 @@ func (c *BaseConfig) startConfigCenter() error {
 }
 
 func (c *BaseConfig) prepareEnvironment() error {
-
  factory := extension.GetConfigCenterFactory(c.ConfigCenterConfig.Protocol)
  dynamicConfig, err := factory.GetDynamicConfiguration(c.configCenterUrl)
  config.GetEnvInstance().SetDynamicConfiguration(dynamicConfig)
@@ -323,7 +322,7 @@ func (c *BaseConfig) freshInternalConfig(config *config.InmemoryConfiguration) {
  setFieldValue(val, reflect.Value{}, config)
 }
 
-// SetFatherConfig ...
+// SetFatherConfig sets father config by @fatherConfig
 func (c *BaseConfig) SetFatherConfig(fatherConfig interface{}) {
  c.fatherConfig = fatherConfig
 }

config/config_center_config.go

@@ -31,7 +31,13 @@ import (
  "github.com/apache/dubbo-go/common/constant"
 )
 
-// ConfigCenterConfig ...
+// ConfigCenterConfig is configuration for config center
+//
+// ConfigCenter also introduced concepts of namespace and group to better manage Key-Value pairs by group,
+// those configs are already built-in in many professional third-party configuration centers.
+// In most cases, namespace is used to isolate different tenants, while group is used to divide the key set from one tenant into groups.
+//
+// ConfigCenter has currently supported Zookeeper, Nacos, Etcd, Consul, Apollo
 type ConfigCenterConfig struct {
  context context.Context
  Protocol string `required:"true" yaml:"protocol" json:"protocol,omitempty"`
@@ -48,7 +54,7 @@ type ConfigCenterConfig struct {
  timeout time.Duration
 }
 
-// UnmarshalYAML ...
+// UnmarshalYAML unmarshals the ConfigCenterConfig by @unmarshal function
 func (c *ConfigCenterConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
  if err := defaults.Set(c); err != nil {
  return err
@@ -60,7 +66,7 @@ func (c *ConfigCenterConfig) UnmarshalYAML(unmarshal func(interface{}) error) er
  return nil
 }
 
-// GetUrlMap ...
+// GetUrlMap gets url map from ConfigCenterConfig
 func (c *ConfigCenterConfig) GetUrlMap() url.Values {
  urlMap := url.Values{}
  urlMap.Set(constant.CONFIG_NAMESPACE_KEY, c.Namespace)

config/consumer_config.go

@@ -38,7 +38,7 @@ import (
 // consumerConfig
 /////////////////////////
 
-// ConsumerConfig ...
+// ConsumerConfig is Consumer default configuration
 type ConsumerConfig struct {
  BaseConfig `yaml:",inline"`
  Filter string `yaml:"filter" json:"filter,omitempty" property:"filter"`
@@ -63,7 +63,7 @@ type ConsumerConfig struct {
  ConfigType map[string]string `yaml:"config_type" json:"config_type,omitempty" property:"config_type"`
 }
 
-// UnmarshalYAML ...
+// UnmarshalYAML unmarshals the ConsumerConfig by @unmarshal function
 func (c *ConsumerConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
  if err := defaults.Set(c); err != nil {
  return err
@@ -75,17 +75,17 @@ func (c *ConsumerConfig) UnmarshalYAML(unmarshal func(interface{}) error) error
  return nil
 }
 
-// Prefix ...
+// nolint
 func (*ConsumerConfig) Prefix() string {
  return constant.ConsumerConfigPrefix
 }
 
-// SetConsumerConfig ...
+// SetConsumerConfig sets consumerConfig by @c
 func SetConsumerConfig(c ConsumerConfig) {
  consumerConfig = &c
 }
 
-// ConsumerInit ...
+// ConsumerInit loads config file to init consumer config
 func ConsumerInit(confConFile string) error {
  if confConFile == "" {
  return perrors.Errorf("application configure(consumer) file name is nil")

config/generic_service.go

@@ -19,18 +19,18 @@ package config
 
 import "context"
 
-// GenericService ...
+// GenericService uses for generic invoke for service call
 type GenericService struct {
  Invoke func(ctx context.Context, req []interface{}) (interface{}, error) `dubbo:"$invoke"`
  referenceStr string
 }
 
-// NewGenericService ...
+// NewGenericService returns a GenericService instance
 func NewGenericService(referenceStr string) *GenericService {
  return &GenericService{referenceStr: referenceStr}
 }
 
-// Reference ...
+// Reference gets referenceStr from GenericService
 func (u *GenericService) Reference() string {
  return u.referenceStr
 }

config/graceful_shutdown.go

@@ -52,7 +52,7 @@ import (
  * We define them by using 'package build' feature https://golang.org/pkg/go/build/
  */
 
-// GracefulShutdownInit ...
+// nolint
 func GracefulShutdownInit() {
 
  signals := make(chan os.Signal, 1)
@@ -83,7 +83,7 @@ func GracefulShutdownInit() {
  }()
 }
 
-// BeforeShutdown ...
+// BeforeShutdown provides processing flow before shutdown
 func BeforeShutdown() {
 
  destroyAllRegistries()
@@ -126,10 +126,8 @@ func destroyConsumerProtocols(consumerProtocols *gxset.HashSet) {
  }
 }
 
-/**
- * destroy the provider's protocol.
- * if the protocol is consumer's protocol too, we will keep it.
- */
+// destroyProviderProtocols destroys the provider's protocol.
+// if the protocol is consumer's protocol too, we will keep it
 func destroyProviderProtocols(consumerProtocols *gxset.HashSet) {
 
  logger.Info("Graceful shutdown --- Destroy provider's protocols. ")
@@ -215,9 +213,7 @@ func totalTimeout() time.Duration {
  return timeout
 }
 
-/*
- * we can not get the protocols from consumerConfig because some protocol don't have configuration, like jsonrpc.
- */
+// we can not get the protocols from consumerConfig because some protocol don't have configuration, like jsonrpc.
 func getConsumerProtocols() *gxset.HashSet {
  result := gxset.NewSet()
  if consumerConfig == nil || consumerConfig.References == nil {

config/graceful_shutdown_config.go

@@ -31,7 +31,7 @@ const (
  defaultStepTimeout = 10 * time.Second
 )
 
-// ShutdownConfig ...
+// ShutdownConfig is used as configuration for graceful shutdown
 type ShutdownConfig struct {
  /*
  * Total timeout. Even though we don't release all resources,
@@ -58,12 +58,12 @@ type ShutdownConfig struct {
  RequestsFinished bool
 }
 
-// Prefix ...
+// nolint
 func (config *ShutdownConfig) Prefix() string {
  return constant.ShutdownConfigPrefix
 }
 
-// GetTimeout ...
+// nolint
 func (config *ShutdownConfig) GetTimeout() time.Duration {
  result, err := time.ParseDuration(config.Timeout)
  if err != nil {
@@ -74,7 +74,7 @@ func (config *ShutdownConfig) GetTimeout() time.Duration {
  return result
 }
 
-// GetStepTimeout ...
+// nolint
 func (config *ShutdownConfig) GetStepTimeout() time.Duration {
  result, err := time.ParseDuration(config.StepTimeout)
  if err != nil {

config/graceful_shutdown_signal_darwin.go

@@ -23,12 +23,12 @@ import (
 )
 
 var (
- // ShutdownSignals ...
+ // ShutdownSignals receives shutdown signals to process
  ShutdownSignals = []os.Signal{os.Interrupt, os.Kill, syscall.SIGKILL, syscall.SIGSTOP,
  syscall.SIGHUP, syscall.SIGINT, syscall.SIGQUIT, syscall.SIGILL, syscall.SIGTRAP,
  syscall.SIGABRT, syscall.SIGSYS}
 
- // DumpHeapShutdownSignals ...
+ // DumpHeapShutdownSignals receives shutdown signals to process
  DumpHeapShutdownSignals = []os.Signal{syscall.SIGQUIT, syscall.SIGILL,
  syscall.SIGTRAP, syscall.SIGABRT, syscall.SIGSYS}
 )

config/graceful_shutdown_signal_linux.go

@@ -23,12 +23,12 @@ import (
 )
 
 var (
- // ShutdownSignals ...
+ // ShutdownSignals receives shutdown signals to process
  ShutdownSignals = []os.Signal{os.Interrupt, os.Kill, syscall.SIGKILL, syscall.SIGSTOP,
  syscall.SIGHUP, syscall.SIGINT, syscall.SIGQUIT, syscall.SIGILL, syscall.SIGTRAP,
  syscall.SIGABRT, syscall.SIGSYS}
 
- // DumpHeapShutdownSignals ...
+ // DumpHeapShutdownSignals receives shutdown signals to process
  DumpHeapShutdownSignals = []os.Signal{syscall.SIGQUIT, syscall.SIGILL,
  syscall.SIGTRAP, syscall.SIGABRT, syscall.SIGSYS}
 )

config/graceful_shutdown_signal_windows.go

@@ -23,11 +23,11 @@ import (
 )
 
 var (
- // ShutdownSignals ...
+ // ShutdownSignals receives shutdown signals to process
  ShutdownSignals = []os.Signal{os.Interrupt, os.Kill, syscall.SIGKILL,
  syscall.SIGHUP, syscall.SIGINT, syscall.SIGQUIT, syscall.SIGILL, syscall.SIGTRAP,
  syscall.SIGABRT}
 
- // DumpHeapShutdownSignals ...
+ // DumpHeapShutdownSignals receives shutdown signals to process
  DumpHeapShutdownSignals = []os.Signal{syscall.SIGQUIT, syscall.SIGILL, syscall.SIGTRAP, syscall.SIGABRT}
 )

config/instance/metadata_report.go

@@ -32,7 +32,7 @@ var (
  once sync.Once
 )
 
-// GetMetadataReportInstance ...
+// GetMetadataReportInstance gets metadata report instance by @url
 func GetMetadataReportInstance(url *common.URL) metadata.MetadataReport {
  once.Do(func() {
  instance = extension.GetMetadataReportFactory(url.Protocol).CreateMetadataReport(url)

config/interfaces/config_reader.go

@@ -19,7 +19,7 @@ package interfaces
 
 import "bytes"
 
-// ConfigReader
+// ConfigReader is used to read config from consumer or provider
 type ConfigReader interface {
  ReadConsumerConfig(reader *bytes.Buffer) error
  ReadProviderConfig(reader *bytes.Buffer) error

config/metadata_report_config.go

@@ -32,7 +32,7 @@ import (
  "github.com/apache/dubbo-go/config/instance"
 )
 
-// MethodConfig ...
+// MethodConfig is method level configuration
 type MetadataReportConfig struct {
  Protocol string `required:"true" yaml:"protocol" json:"protocol,omitempty"`
  Address string `yaml:"address" json:"address,omitempty" property:"address"`
@@ -43,12 +43,12 @@ type MetadataReportConfig struct {
  Group string `yaml:"group" json:"group,omitempty" property:"group"`
 }
 
-// Prefix ...
+// nolint
 func (c *MetadataReportConfig) Prefix() string {
  return constant.MetadataReportPrefix
 }
 
-// UnmarshalYAML ...
+// UnmarshalYAML unmarshal the MetadataReportConfig by @unmarshal function
 func (c *MetadataReportConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
  if err := defaults.Set(c); err != nil {
  return perrors.WithStack(err)
@@ -60,7 +60,7 @@ func (c *MetadataReportConfig) UnmarshalYAML(unmarshal func(interface{}) error)
  return nil
 }
 
-// ToUrl ...
+// nolint
 func (c *MetadataReportConfig) ToUrl() (*common.URL, error) {
  urlMap := make(url.Values)
 

config/method_config.go

@@ -42,7 +42,7 @@ type MethodConfig struct {
  RequestTimeout string `yaml:"timeout" json:"timeout,omitempty" property:"timeout"`
 }
 
-// Prefix ...
+// nolint
 func (c *MethodConfig) Prefix() string {
  if len(c.InterfaceId) != 0 {
  return constant.DUBBO + "." + c.InterfaceName + "." + c.InterfaceId + "." + c.Name + "."
@@ -51,7 +51,7 @@ func (c *MethodConfig) Prefix() string {
  return constant.DUBBO + "." + c.InterfaceName + "." + c.Name + "."
 }
 
-// UnmarshalYAML ...
+// UnmarshalYAML unmarshals the MethodConfig by @unmarshal function
 func (c *MethodConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
  if err := defaults.Set(c); err != nil {
  return err

config/mock_rpcservice.go

@@ -21,20 +21,20 @@ import (
  "context"
 )
 
-// MockService ...
+// MockService mocks the rpc service for test
 type MockService struct{}
 
-// Reference ...
+// Reference mocks the Reference method
 func (*MockService) Reference() string {
  return "MockService"
 }
 
-// GetUser ...
+// GetUser mocks the GetUser method
 func (*MockService) GetUser(ctx context.Context, itf []interface{}, str *struct{}) error {
  return nil
 }
 
-// GetUser1 ...
+// GetUser1 mocks the GetUser1 method
 func (*MockService) GetUser1(ctx context.Context, itf []interface{}, str *struct{}) error {
  return nil
 }

config/protocol_config.go

@@ -25,14 +25,14 @@ import (
  "github.com/apache/dubbo-go/common/constant"
 )
 
-// ProtocolConfig ...
+// ProtocolConfig is protocol configuration
 type ProtocolConfig struct {
  Name string `required:"true" yaml:"name" json:"name,omitempty" property:"name"`
  Ip string `required:"true" yaml:"ip" json:"ip,omitempty" property:"ip"`
  Port string `required:"true" yaml:"port" json:"port,omitempty" property:"port"`
 }
 
-// Prefix ...
+// nolint
 func (c *ProtocolConfig) Prefix() string {
  return constant.ProtocolConfigPrefix
 }