CAICAIIs commented on code in PR #3320: URL: https://github.com/apache/dubbo-go/pull/3320#discussion_r3226631267
########## instance_options_init.go: ########## @@ -0,0 +1,774 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package dubbo + +import ( + "fmt" + "net/url" + "strconv" + "strings" +) + +import ( + getty "github.com/apache/dubbo-getty" + + "github.com/creasty/defaults" + + gostlog "github.com/dubbogo/gost/log/logger" + + "github.com/knadh/koanf" + + "go.opentelemetry.io/otel" +) + +import ( + "dubbo.apache.org/dubbo-go/v3/common" + commonCfg "dubbo.apache.org/dubbo-go/v3/common/config" + "dubbo.apache.org/dubbo-go/v3/common/constant" + "dubbo.apache.org/dubbo-go/v3/common/extension" + "dubbo.apache.org/dubbo-go/v3/config_center" + aslimiter "dubbo.apache.org/dubbo-go/v3/filter/adaptivesvc/limiter" + "dubbo.apache.org/dubbo-go/v3/global" + "dubbo.apache.org/dubbo-go/v3/internal" + "dubbo.apache.org/dubbo-go/v3/metrics" + metricsConfigCenter "dubbo.apache.org/dubbo-go/v3/metrics/config_center" + "dubbo.apache.org/dubbo-go/v3/otel/trace" + "dubbo.apache.org/dubbo-go/v3/remoting" +) + +const defaultTripleProtocolPort = "50051" + +func logConfigCenterStartFailure(err error) { + gostlog.Infof("[Config Center] Config center doesn't start") + gostlog.Debugf("config center doesn't start because %s", err) +} + +func (rc *InstanceOptions) finalizeGlobalOptions() error { + return rc.finalizeGlobalOptionsWithRuntimeActivation(true) +} + +func (rc *InstanceOptions) finalizeGlobalOptionsForDynamicUpdate() error { + return rc.finalizeGlobalOptionsWithRuntimeActivation(false) +} + +func (rc *InstanceOptions) finalizeGlobalOptionsWithRuntimeActivation(activateRuntime bool) error { + if err := rc.initGlobalApplication(); err != nil { + return err + } + if err := rc.initGlobalCustom(); err != nil { + return err + } + if err := rc.initGlobalProtocols(); err != nil { + return err + } + if err := rc.initGlobalRegistries(); err != nil { + return err + } + if err := rc.initGlobalMetrics(activateRuntime); err != nil { + return err + } + if err := rc.initGlobalOtel(activateRuntime); err != nil { + return err + } + if err := rc.initGlobalRouters(); err != nil { + return err + } + if err := rc.initGlobalProvider(activateRuntime); err != nil { + return err + } + if err := rc.initGlobalConsumer(); err != nil { + return err + } + return rc.initGlobalShutdown() +} + +func (rc *InstanceOptions) initGlobalApplication() error { + if rc.Application == nil { + rc.Application = global.DefaultApplicationConfig() + } + if err := defaults.Set(rc.Application); err != nil { + return err + } + if rc.Application.Name == "" { + rc.Application.Name = constant.DefaultDubboApp + } + return commonCfg.Verify(rc.Application) +} + +func (rc *InstanceOptions) initGlobalCustom() error { + if rc.Custom == nil { + rc.Custom = global.DefaultCustomConfig() + } + if rc.Custom.ConfigMap == nil { + rc.Custom.ConfigMap = make(map[string]any) + } + if err := defaults.Set(rc.Custom); err != nil { + return err + } + return commonCfg.Verify(rc.Custom) +} + +func (rc *InstanceOptions) initGlobalProtocols() error { + if len(rc.Protocols) <= 0 { + rc.Protocols = map[string]*global.ProtocolConfig{ + constant.TriProtocol: {}, + } + } + for key, protocolConfig := range rc.Protocols { + if protocolConfig == nil { + protocolConfig = &global.ProtocolConfig{} + rc.Protocols[key] = protocolConfig + } + if err := initGlobalProtocol(protocolConfig); err != nil { + return err + } + } + return nil +} + +func initGlobalProtocol(protocolConfig *global.ProtocolConfig) error { + if err := defaults.Set(protocolConfig); err != nil { + return err + } + if protocolConfig.Name == "" { + protocolConfig.Name = constant.TriProtocol + } + if protocolConfig.Port == "" { + protocolConfig.Port = defaultTripleProtocolPort + } + initGlobalTriple(protocolConfig) + return commonCfg.Verify(protocolConfig) +} + +func initGlobalTriple(protocolConfig *global.ProtocolConfig) { + if protocolConfig.TripleConfig == nil { + protocolConfig.TripleConfig = global.DefaultTripleConfig() + return + } + if protocolConfig.TripleConfig.Http3 == nil { + protocolConfig.TripleConfig.Http3 = global.DefaultHttp3Config() + } + if protocolConfig.TripleConfig.Cors == nil { + protocolConfig.TripleConfig.Cors = global.DefaultCorsConfig() + } + if protocolConfig.TripleConfig.OpenAPI == nil { + protocolConfig.TripleConfig.OpenAPI = global.DefaultOpenAPIConfig() + } + protocolConfig.TripleConfig.OpenAPI.Init() +} + +func (rc *InstanceOptions) initGlobalRegistries() error { + if rc.Registries == nil { + rc.Registries = global.DefaultRegistriesConfig() + } + for _, reg := range rc.Registries { + if reg == nil { + continue + } + if reg.Params == nil { + reg.Params = make(map[string]string) + } + if err := defaults.Set(reg); err != nil { + return err + } + if err := translateGlobalRegistryAddress(reg); err != nil { + return err + } + if err := commonCfg.Verify(reg); err != nil { + return err + } + } + return validateGlobalRegistryAddresses(rc.Registries) +} + +func translateGlobalRegistryAddress(reg *global.RegistryConfig) error { + if !strings.Contains(reg.Address, "://") { + return nil + } + u, err := url.Parse(reg.Address) + if err != nil { + return err + } + reg.Protocol = u.Scheme + reg.Address = u.Host + u.Path + return nil +} + +func validateGlobalRegistryAddresses(registries map[string]*global.RegistryConfig) error { + cacheKeyMap := make(map[string]string, len(registries)) + for id, reg := range registries { + if reg == nil { + continue + } + cacheKey := reg.Address + if reg.Namespace != "" { + cacheKey = cacheKey + "?" + constant.NacosNamespaceID + "=" + reg.Namespace + } + if existingID, exists := cacheKeyMap[cacheKey]; exists { + return fmt.Errorf("duplicate registry address: [%s] used by both [%s] and [%s]", cacheKey, existingID, id) + } + cacheKeyMap[cacheKey] = id + } + return nil +} + +func (rc *InstanceOptions) initGlobalMetrics(activateRuntime bool) error { + if rc.Metrics == nil { + rc.Metrics = global.DefaultMetricsConfig() + } + ensureGlobalMetricsNested(rc.Metrics) + if err := defaults.Set(rc.Metrics); err != nil { + return err + } + if err := commonCfg.Verify(rc.Metrics); err != nil { + return err + } + if activateRuntime && rc.Metrics.Enable != nil && *rc.Metrics.Enable { + metrics.Init(metricsURL(rc)) + } + return nil +} + +func ensureGlobalMetricsNested(mc *global.MetricsConfig) { + if mc.Prometheus == nil { + mc.Prometheus = &global.PrometheusConfig{} + } + if mc.Prometheus.Exporter == nil { + mc.Prometheus.Exporter = &global.Exporter{} + } + if mc.Prometheus.Pushgateway == nil { + mc.Prometheus.Pushgateway = &global.PushgatewayConfig{} + } + if mc.Aggregation == nil { + mc.Aggregation = &global.AggregateConfig{} + } + if mc.Probe == nil { + mc.Probe = &global.ProbeConfig{} + } +} + +func metricsURL(rc *InstanceOptions) *common.URL { + mc := rc.Metrics + u, _ := common.NewURL("localhost", common.WithProtocol(mc.Protocol)) + u.SetParam(constant.PrometheusExporterMetricsPortKey, mc.Port) + u.SetParam(constant.PrometheusExporterMetricsPathKey, mc.Path) + if rc.Application != nil { + u.SetParam(constant.ApplicationKey, rc.Application.Name) + u.SetParam(constant.AppVersionKey, rc.Application.Version) + } + u.SetParam(constant.RpcEnabledKey, strconv.FormatBool(*mc.Enable)) + u.SetParam(constant.MetadataEnabledKey, strconv.FormatBool(*mc.EnableMetadata)) + u.SetParam(constant.RegistryEnabledKey, strconv.FormatBool(*mc.EnableRegistry)) + u.SetParam(constant.ConfigCenterEnabledKey, strconv.FormatBool(*mc.EnableConfigCenter)) + if mc.Aggregation != nil { + u.SetParam(constant.AggregationEnabledKey, strconv.FormatBool(*mc.Aggregation.Enabled)) + u.SetParam(constant.AggregationBucketNumKey, strconv.Itoa(mc.Aggregation.BucketNum)) + u.SetParam(constant.AggregationTimeWindowSecondsKey, strconv.Itoa(mc.Aggregation.TimeWindowSeconds)) + } + if mc.Prometheus != nil { + if mc.Prometheus.Exporter != nil { + u.SetParam(constant.PrometheusExporterEnabledKey, strconv.FormatBool(*mc.Prometheus.Exporter.Enabled)) + } + if mc.Prometheus.Pushgateway != nil { + pushGateway := mc.Prometheus.Pushgateway + u.SetParam(constant.PrometheusPushgatewayEnabledKey, strconv.FormatBool(*pushGateway.Enabled)) + u.SetParam(constant.PrometheusPushgatewayBaseUrlKey, pushGateway.BaseUrl) + u.SetParam(constant.PrometheusPushgatewayUsernameKey, pushGateway.Username) + u.SetParam(constant.PrometheusPushgatewayPasswordKey, pushGateway.Password) + u.SetParam(constant.PrometheusPushgatewayPushIntervalKey, strconv.Itoa(pushGateway.PushInterval)) + u.SetParam(constant.PrometheusPushgatewayJobKey, pushGateway.Job) + } + } + return u +} + +func (rc *InstanceOptions) initGlobalOtel(activateRuntime bool) error { + if rc.Otel == nil { + rc.Otel = global.DefaultOtelConfig() + } + if rc.Otel.TracingConfig == nil { + rc.Otel.TracingConfig = &global.OtelTraceConfig{} + } + if err := defaults.Set(rc.Otel); err != nil { + return err + } + if err := commonCfg.Verify(rc.Otel); err != nil { + return err + } + if rc.Otel.TracingConfig.Enable != nil && *rc.Otel.TracingConfig.Enable { + if !activateRuntime { + return nil + } + extension.AddCustomShutdownCallback(extension.GetTraceShutdownCallback()) + return initGlobalTrace(rc.Otel.TracingConfig, rc.Application) + } + return nil +} + +func initGlobalTrace(c *global.OtelTraceConfig, appConfig *global.ApplicationConfig) error { + exporter, err := extension.GetTraceExporter(c.Exporter, traceProviderConfig(c, appConfig)) + if err != nil { + return err + } + otel.SetTracerProvider(exporter.GetTracerProvider()) + otel.SetTextMapPropagator(exporter.GetPropagator()) + + if c.Exporter == "stdout" { + gostlog.Infof("enable %s trace provider with propagator: %s", c.Exporter, c.Propagator) + } else { + gostlog.Infof("enable %s trace provider with endpoint: %s, propagator: %s", c.Exporter, c.Endpoint, c.Propagator) + } + gostlog.Infof("sample mode: %s", c.SampleMode) + if c.SampleMode == "ratio" { + gostlog.Infof("sample ratio: %.2f", c.SampleRatio) + } + + return nil +} + +func traceProviderConfig(c *global.OtelTraceConfig, appConfig *global.ApplicationConfig) *trace.ExporterConfig { + tpc := &trace.ExporterConfig{ + Exporter: c.Exporter, + Endpoint: c.Endpoint, + SampleMode: c.SampleMode, + SampleRatio: c.SampleRatio, + Propagator: c.Propagator, + Insecure: c.Insecure, + } + if appConfig != nil { + tpc.ServiceNamespace = appConfig.Organization + tpc.ServiceName = appConfig.Name + tpc.ServiceVersion = appConfig.Version + } + return tpc +} + +func (rc *InstanceOptions) initGlobalRouters() error { + for _, routerConfig := range rc.Router { + if routerConfig == nil { + continue + } + if err := defaults.Set(routerConfig); err != nil { + return err + } + if err := commonCfg.Verify(routerConfig); err != nil { + return err + } + } + return nil +} + +func (rc *InstanceOptions) initGlobalProvider(activateRuntime bool) error { + if rc.Provider == nil { + rc.Provider = global.DefaultProviderConfig() + } + if rc.Provider.Services == nil { + rc.Provider.Services = make(map[string]*global.ServiceConfig) + } + if err := defaults.Set(rc.Provider); err != nil { + return err + } + rc.Provider.RegistryIDs = commonCfg.TranslateIds(rc.Provider.RegistryIDs) + if len(rc.Provider.RegistryIDs) <= 0 { + rc.Provider.RegistryIDs = globalRegistryIDs(rc.Registries) + } + rc.Provider.ProtocolIDs = commonCfg.TranslateIds(rc.Provider.ProtocolIDs) + + for _, serviceConfig := range rc.Provider.Services { + if serviceConfig == nil { + continue + } + if err := rc.initGlobalService(serviceConfig); err != nil { + return err + } + } + if err := commonCfg.Verify(rc.Provider); err != nil { + return err + } + if rc.Provider.AdaptiveServiceVerbose { + if !rc.Provider.AdaptiveService { + return fmt.Errorf("the adaptive service is disabled, adaptive service verbose should be disabled either") + } + if activateRuntime { + gostlog.Infof("adaptive service verbose is enabled.") + gostlog.Debugf("debug-level info could be shown.") + aslimiter.Verbose = true + } + } + return nil +} + +func (rc *InstanceOptions) initGlobalService(serviceConfig *global.ServiceConfig) error { + if err := defaults.Set(serviceConfig); err != nil { + return err + } + if serviceConfig.Filter == "" { + serviceConfig.Filter = rc.Provider.Filter + } + if rc.Application != nil { + if serviceConfig.Version == "" { + serviceConfig.Version = rc.Application.Version + } + if serviceConfig.Group == "" { + serviceConfig.Group = rc.Application.Group + } + } + if len(serviceConfig.RCRegistriesMap) == 0 { + serviceConfig.RCRegistriesMap = rc.Registries + } + if len(serviceConfig.RCProtocolsMap) == 0 { + serviceConfig.RCProtocolsMap = rc.Protocols + } + serviceConfig.ProxyFactoryKey = rc.Provider.ProxyFactory + serviceConfig.RegistryIDs = commonCfg.TranslateIds(serviceConfig.RegistryIDs) + if len(serviceConfig.RegistryIDs) <= 0 { + serviceConfig.RegistryIDs = rc.Provider.RegistryIDs + } + if len(serviceConfig.RegistryIDs) > 0 { + if err := internal.ValidateRegistryIDs(serviceConfig.RegistryIDs, serviceConfig.RCRegistriesMap); err != nil { + return err + } + } + serviceConfig.ProtocolIDs = commonCfg.TranslateIds(serviceConfig.ProtocolIDs) + if len(serviceConfig.ProtocolIDs) <= 0 { + serviceConfig.ProtocolIDs = rc.Provider.ProtocolIDs + } + if len(serviceConfig.ProtocolIDs) <= 0 { + serviceConfig.ProtocolIDs = globalProtocolIDs(rc.Protocols) + } + if serviceConfig.TracingKey == "" { + serviceConfig.TracingKey = rc.Provider.TracingKey + } + for _, method := range serviceConfig.Methods { + if err := internal.ValidateMethodConfig(method); err != nil { + return err + } + } + return commonCfg.Verify(serviceConfig) +} + +func (rc *InstanceOptions) initGlobalConsumer() error { + if rc.Consumer == nil { + rc.Consumer = global.DefaultConsumerConfig() + } + if rc.Consumer.References == nil { + rc.Consumer.References = make(map[string]*global.ReferenceConfig) + } + if err := defaults.Set(rc.Consumer); err != nil { + return err + } + rc.Consumer.RegistryIDs = commonCfg.TranslateIds(rc.Consumer.RegistryIDs) + if len(rc.Consumer.RegistryIDs) <= 0 { + rc.Consumer.RegistryIDs = globalRegistryIDs(rc.Registries) + } + for _, referenceConfig := range rc.Consumer.References { + if referenceConfig == nil { + continue + } + if err := rc.initGlobalReference(referenceConfig); err != nil { + return err + } + } + return commonCfg.Verify(rc.Consumer) +} + +func (rc *InstanceOptions) initGlobalReference(referenceConfig *global.ReferenceConfig) error { + if referenceConfig.ProtocolClientConfig == nil { + referenceConfig.ProtocolClientConfig = global.DefaultClientProtocolConfig() + } + if err := defaults.Set(referenceConfig); err != nil { + return err + } + for _, method := range referenceConfig.MethodsConfig { + if err := internal.ValidateMethodConfig(method); err != nil { + return err + } + } + if rc.Application != nil { + if referenceConfig.Group == "" { + referenceConfig.Group = rc.Application.Group + } + if referenceConfig.Version == "" { + referenceConfig.Version = rc.Application.Version + } + } + referenceConfig.RegistryIDs = commonCfg.TranslateIds(referenceConfig.RegistryIDs) + if referenceConfig.Filter == "" { + referenceConfig.Filter = rc.Consumer.Filter + } + if len(referenceConfig.RegistryIDs) <= 0 { + referenceConfig.RegistryIDs = rc.Consumer.RegistryIDs + } + if referenceConfig.Protocol == "" { + referenceConfig.Protocol = rc.Consumer.Protocol + } + if referenceConfig.Protocol == "" { + referenceConfig.Protocol = constant.TriProtocol + } + if referenceConfig.TracingKey == "" { + referenceConfig.TracingKey = rc.Consumer.TracingKey + } + if referenceConfig.Check == nil { + referenceConfig.Check = &rc.Consumer.Check + } + if referenceConfig.Cluster == "" { + referenceConfig.Cluster = constant.ClusterKeyFailover + } + if referenceConfig.URL == "" && len(referenceConfig.RegistryIDs) > 0 { + if err := internal.ValidateRegistryIDs(referenceConfig.RegistryIDs, rc.Registries); err != nil { + return err + } + } + return commonCfg.Verify(referenceConfig) +} + +func (rc *InstanceOptions) initGlobalShutdown() error { + if rc.Shutdown == nil { + rc.Shutdown = global.DefaultShutdownConfig() + } + return defaults.Set(rc.Shutdown) +} + +func globalRegistryIDs(regs map[string]*global.RegistryConfig) []string { + ids := make([]string, 0, len(regs)) + for key := range regs { + ids = append(ids, key) + } + return ids +} + +func globalProtocolIDs(protocols map[string]*global.ProtocolConfig) []string { + ids := make([]string, 0, len(protocols)) + for key := range protocols { + ids = append(ids, key) + } + return ids +} + +func (rc *InstanceOptions) initGlobalLogger() error { + if rc.Logger == nil { + rc.Logger = global.DefaultLoggerConfig() + } + if rc.Logger.File == nil { + rc.Logger.File = &global.File{} + } + if err := defaults.Set(rc.Logger); err != nil { + return err + } + if err := commonCfg.Verify(rc.Logger); err != nil { + return err + } + log, err := extension.GetLogger(rc.Logger.Driver, loggerURL(rc.Logger)) + if err != nil { + return err + } + gostlog.SetLogger(log) + getty.SetLogger(log) + return nil +} + +func loggerURL(l *global.LoggerConfig) *common.URL { + address := fmt.Sprintf("%s://%s", l.Driver, l.Level) + u, _ := common.NewURL(address, + common.WithParamsValue(constant.LoggerLevelKey, l.Level), + common.WithParamsValue(constant.LoggerDriverKey, l.Driver), + common.WithParamsValue(constant.LoggerFormatKey, l.Format), + common.WithParamsValue(constant.LoggerAppenderKey, l.Appender), + common.WithParamsValue(constant.LoggerFileNameKey, l.File.Name), + common.WithParamsValue(constant.LoggerFileNaxSizeKey, strconv.Itoa(l.File.MaxSize)), + common.WithParamsValue(constant.LoggerFileMaxBackupsKey, strconv.Itoa(l.File.MaxBackups)), + common.WithParamsValue(constant.LoggerFileMaxAgeKey, strconv.Itoa(l.File.MaxAge)), + common.WithParamsValue(constant.LoggerFileCompressKey, strconv.FormatBool(*l.File.Compress)), + ) + + if l.TraceIntegration != nil { + if l.TraceIntegration.Enabled != nil { + u.AddParam(constant.LoggerTraceEnabledKey, strconv.FormatBool(*l.TraceIntegration.Enabled)) + } + if l.TraceIntegration.RecordErrorToSpan != nil { + u.AddParam(constant.LoggerTraceRecordErrorKey, strconv.FormatBool(*l.TraceIntegration.RecordErrorToSpan)) + } + } + + return u +} + +func (rc *InstanceOptions) initGlobalConfigCenter() error { + if rc.ConfigCenter == nil { + return nil + } + cc := rc.ConfigCenter + if cc.Params == nil { + cc.Params = make(map[string]string) + } + if err := defaults.Set(cc); err != nil { + return err + } + if err := translateGlobalConfigAddress(cc); err != nil { + return err + } + if err := commonCfg.Verify(cc); err != nil { + return err + } + return rc.startGlobalConfigCenter() +} + +func translateGlobalConfigAddress(cc *global.CenterConfig) error { + if !strings.Contains(cc.Address, "://") { + return nil + } + translatedURL, err := url.Parse(cc.Address) + if err != nil { + return err + } + cc.Protocol = translatedURL.Scheme + cc.Address = strings.ReplaceAll(cc.Address, translatedURL.Scheme+"://", "") + return nil +} + +func (rc *InstanceOptions) startGlobalConfigCenter() error { + cc := rc.ConfigCenter + dynamicConfig, err := getGlobalDynamicConfiguration(cc) + if err != nil { + gostlog.Errorf("[Config Center] Start dynamic configuration center error, error message is %v", err) + return err + } + + strConf, err := dynamicConfig.GetProperties(cc.DataId, config_center.WithGroup(cc.Group)) + if err != nil { + gostlog.Warnf("[Config Center] Dynamic config center has started, but config may not be initialized, because: %s", err) + return nil + } + defer metrics.Publish(metricsConfigCenter.NewIncMetricEvent(cc.DataId, cc.Group, remoting.EventTypeAdd, cc.Protocol)) + if len(strConf) == 0 { + gostlog.Warnf("[Config Center] Dynamic config center has started, but got empty config with config-center configuration %+v\n"+ + "Please check if your config-center config is correct.", cc) + return nil + } + conf := NewLoaderConf(WithDelim("."), WithGenre(cc.FileExtension), WithBytes([]byte(strConf))) + koan := GetConfigResolver(conf) + if err = koan.UnmarshalWithConf(rc.Prefix(), rc, koanf.UnmarshalConf{Tag: "yaml"}); err != nil { + return err + } + + dynamicConfig.AddListener(cc.DataId, rc, config_center.WithGroup(cc.Group)) + return nil +} + +func getGlobalDynamicConfiguration(cc *global.CenterConfig) (config_center.DynamicConfiguration, error) { + envInstance := commonCfg.GetEnvInstance() + if envInstance.GetDynamicConfiguration() != nil { + return envInstance.GetDynamicConfiguration(), nil + } + dynamicConfig, err := createGlobalDynamicConfiguration(cc) + if err != nil { + return nil, err + } + envInstance.SetDynamicConfiguration(dynamicConfig) + return dynamicConfig, nil +} + +func createGlobalDynamicConfiguration(cc *global.CenterConfig) (config_center.DynamicConfiguration, error) { + configCenterURL, err := globalConfigCenterURL(cc) + if err != nil { + return nil, err + } + factory, err := extension.GetConfigCenterFactory(configCenterURL.Protocol) + if err != nil { + return nil, err + } + return factory.GetDynamicConfiguration(configCenterURL) +} + +func globalConfigCenterURL(cc *global.CenterConfig) (*common.URL, error) { + return common.NewURL(cc.Address, + common.WithProtocol(cc.Protocol), + common.WithParams(globalConfigCenterURLMap(cc)), + common.WithUsername(cc.Username), + common.WithPassword(cc.Password), + ) +} + +func globalConfigCenterURLMap(cc *global.CenterConfig) url.Values { + urlMap := url.Values{} + urlMap.Set(constant.ConfigNamespaceKey, cc.Namespace) + urlMap.Set(constant.ConfigGroupKey, cc.Group) + urlMap.Set(constant.ConfigClusterKey, cc.Cluster) + urlMap.Set(constant.ConfigAppIDKey, cc.AppID) + urlMap.Set(constant.ConfigTimeoutKey, cc.Timeout) + urlMap.Set(constant.ClientNameKey, clientNameID(constant.ConfigCenterPrefix, cc.Protocol, cc.Address)) + + for key, val := range cc.Params { + urlMap.Set(key, val) + } + return urlMap +} + +func clientNameID(prefix, protocol, address string) string { + return strings.Join([]string{prefix, protocol, address}, "-") +} + +func cloneInstanceOptions(rc *InstanceOptions) *InstanceOptions { + if rc == nil { + return nil + } + return &InstanceOptions{ + Application: rc.CloneApplication(), + Protocols: rc.CloneProtocols(), + Registries: rc.CloneRegistries(), + ConfigCenter: rc.CloneConfigCenter(), + MetadataReport: rc.CloneMetadataReport(), + Provider: rc.CloneProvider(), + Consumer: rc.CloneConsumer(), + Metrics: rc.CloneMetrics(), + Otel: rc.CloneOtel(), + Logger: rc.CloneLogger(), + Shutdown: rc.CloneShutdown(), + Router: rc.CloneRouter(), + EventDispatcherType: rc.EventDispatcherType, + CacheFile: rc.CacheFile, + Custom: rc.CloneCustom(), + Profiles: rc.CloneProfiles(), + TLSConfig: rc.CloneTLSConfig(), + } +} + +func (rc *InstanceOptions) Process(event *config_center.ConfigChangeEvent) { + gostlog.Infof("CenterConfig process event:\n%+v", event) + if event == nil { + return + } + value, ok := event.Value.(string) + if !ok { + gostlog.Errorf("CenterConfig process event value is not string") + return + } + conf := NewLoaderConf(WithBytes([]byte(value))) + koan := GetConfigResolver(conf) + next := cloneInstanceOptions(rc) + if err := koan.UnmarshalWithConf(next.Prefix(), next, koanf.UnmarshalConf{Tag: "yaml"}); err != nil { + gostlog.Errorf("CenterConfig process unmarshalConf failed, got error %#v", err) + return + } + if err := next.finalizeGlobalOptionsForDynamicUpdate(); err != nil { + gostlog.Errorf("CenterConfig process global init failed, got error %#v", err) + return + } + *rc = *next + setCompatRootConfig(compatRootConfig(rc)) +} Review Comment: 这个是 config-center listener 回调用的。`InstanceOptions` 在 config-center 启动成功后会通过 `dynamicConfig.AddListener(cc.DataId, rc, ...)` 注册为 `ConfigurationListener`，后续 file / zookeeper / nacos / apollo 的 listener 都会调用 `ConfigurationListener.Process(...)`。 当前我重新修改了下：现在只保留旧动态更新实际支持的 registry timeout 和 consumer request-timeout，不再用动态配置整体覆盖 `InstanceOptions`，避免再次把 global-only 字段冲掉 -- This is an automated message from the Apache Git Service. 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