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consumer_config.go
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consumer_config.go
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/*
* 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 config
import (
"fmt"
"time"
)
import (
"github.com/creasty/defaults"
"github.com/dubbogo/gost/log/logger"
tripleConstant "github.com/dubbogo/triple/pkg/common/constant"
)
import (
"dubbo.apache.org/dubbo-go/v3/common"
"dubbo.apache.org/dubbo-go/v3/common/constant"
)
const (
MaxWheelTimeSpan = 900e9 // 900s, 15 minute
)
// ConsumerConfig is Consumer default configuration
type ConsumerConfig struct {
Filter string `yaml:"filter" json:"filter,omitempty" property:"filter"`
RegistryIDs []string `yaml:"registry-ids" json:"registry-ids,omitempty" property:"registry-ids"`
Protocol string `yaml:"protocol" json:"protocol,omitempty" property:"protocol"`
RequestTimeout string `default:"3s" yaml:"request-timeout" json:"request-timeout,omitempty" property:"request-timeout"`
ProxyFactory string `default:"default" yaml:"proxy" json:"proxy,omitempty" property:"proxy"`
Check bool `yaml:"check" json:"check,omitempty" property:"check"`
AdaptiveService bool `default:"false" yaml:"adaptive-service" json:"adaptive-service" property:"adaptive-service"`
References map[string]*ReferenceConfig `yaml:"references" json:"references,omitempty" property:"references"`
TracingKey string `yaml:"tracing-key" json:"tracing-key" property:"tracing-key"`
FilterConf interface{} `yaml:"filter-conf" json:"filter-conf,omitempty" property:"filter-conf"`
MaxWaitTimeForServiceDiscovery string `default:"3s" yaml:"max-wait-time-for-service-discovery" json:"max-wait-time-for-service-discovery,omitempty" property:"max-wait-time-for-service-discovery"`
rootConfig *RootConfig
}
// Prefix dubbo.consumer
func (ConsumerConfig) Prefix() string {
return constant.ConsumerConfigPrefix
}
func (cc *ConsumerConfig) Init(rc *RootConfig) error {
if cc == nil {
return nil
}
cc.RegistryIDs = translateIds(cc.RegistryIDs)
if len(cc.RegistryIDs) <= 0 {
cc.RegistryIDs = rc.getRegistryIds()
}
if cc.TracingKey == "" && len(rc.Tracing) > 0 {
for k, _ := range rc.Tracing {
cc.TracingKey = k
break
}
}
for key, referenceConfig := range cc.References {
if referenceConfig.InterfaceName == "" {
reference := GetConsumerService(key)
// try to use interface name defined by pb
triplePBService, ok := reference.(common.TriplePBService)
if !ok {
logger.Errorf("Dubbo-go cannot get interface name with reference = %s."+
"Please run the command 'go install github.com/dubbogo/dubbogo-cli/cmd/protoc-gen-go-triple@latest' to get the latest "+
"protoc-gen-go-triple, and then re-generate your pb file again by this tool."+
"If you are not using pb serialization, please set 'interfaceName' field in reference config to let dubbogo get the interface name.", key)
continue
} else {
// use interface name defined by pb
referenceConfig.InterfaceName = triplePBService.XXX_InterfaceName()
}
}
if err := referenceConfig.Init(rc); err != nil {
return err
}
}
if err := defaults.Set(cc); err != nil {
return err
}
if err := verify(cc); err != nil {
return err
}
cc.rootConfig = rc
return nil
}
func (cc *ConsumerConfig) Load() {
for registeredTypeName, refRPCService := range GetConsumerServiceMap() {
refConfig, ok := cc.References[registeredTypeName]
if !ok {
// not found configuration, now new a configuration with default.
refConfig = NewReferenceConfigBuilder().SetProtocol(tripleConstant.TRIPLE).Build()
triplePBService, ok := refRPCService.(common.TriplePBService)
if !ok {
logger.Errorf("Dubbo-go cannot get interface name with registeredTypeName = %s."+
"Please run the command 'go install github.com/dubbogo/dubbogo-cli/cmd/protoc-gen-go-triple@latest' to get the latest "+
"protoc-gen-go-triple, and then re-generate your pb file again by this tool."+
"If you are not using pb serialization, please set 'interfaceName' field in reference config to let dubbogo get the interface name.", registeredTypeName)
continue
} else {
// use interface name defined by pb
refConfig.InterfaceName = triplePBService.XXX_InterfaceName()
}
if err := refConfig.Init(rootConfig); err != nil {
logger.Errorf(fmt.Sprintf("reference with registeredTypeName = %s init failed! err: %#v", registeredTypeName, err))
continue
}
}
refConfig.id = registeredTypeName
refConfig.Refer(refRPCService)
refConfig.Implement(refRPCService)
}
var maxWait int
if maxWaitDuration, err := time.ParseDuration(cc.MaxWaitTimeForServiceDiscovery); err != nil {
logger.Warnf("Invalid consumer max wait time for service discovery: %s, fallback to 3s", cc.MaxWaitTimeForServiceDiscovery)
maxWait = 3
} else {
maxWait = int(maxWaitDuration.Seconds())
}
// wait for invoker is available, if wait over default 3s, then panic
var count int
for {
checkok := true
for key, ref := range cc.References {
if (ref.Check != nil && *ref.Check && GetProviderService(key) == nil) ||
(ref.Check == nil && cc.Check && GetProviderService(key) == nil) ||
(ref.Check == nil && GetProviderService(key) == nil) { // default to true
if ref.invoker != nil && !ref.invoker.IsAvailable() {
checkok = false
count++
if count > maxWait {
errMsg := fmt.Sprintf("No provider available of the service %v.please check configuration.", ref.InterfaceName)
logger.Error(errMsg)
panic(errMsg)
}
time.Sleep(time.Second * 1)
break
}
if ref.invoker == nil {
logger.Warnf("The interface %s invoker not exist, may you should check your interface config.", ref.InterfaceName)
}
}
}
if checkok {
break
}
}
}
// SetConsumerConfig sets consumerConfig by @c
func SetConsumerConfig(c ConsumerConfig) {
rootConfig.Consumer = &c
}
func newEmptyConsumerConfig() *ConsumerConfig {
newConsumerConfig := &ConsumerConfig{
References: make(map[string]*ReferenceConfig, 8),
RequestTimeout: "3s",
Check: true,
}
return newConsumerConfig
}
type ConsumerConfigBuilder struct {
consumerConfig *ConsumerConfig
}
func NewConsumerConfigBuilder() *ConsumerConfigBuilder {
return &ConsumerConfigBuilder{consumerConfig: newEmptyConsumerConfig()}
}
func (ccb *ConsumerConfigBuilder) SetFilter(filter string) *ConsumerConfigBuilder {
ccb.consumerConfig.Filter = filter
return ccb
}
func (ccb *ConsumerConfigBuilder) SetRegistryIDs(RegistryIDs ...string) *ConsumerConfigBuilder {
ccb.consumerConfig.RegistryIDs = RegistryIDs
return ccb
}
func (ccb *ConsumerConfigBuilder) SetRequestTimeout(requestTimeout string) *ConsumerConfigBuilder {
ccb.consumerConfig.RequestTimeout = requestTimeout
return ccb
}
func (ccb *ConsumerConfigBuilder) SetMaxWaitTimeForServiceDiscovery(maxWaitTimeForServiceDiscovery string) *ConsumerConfigBuilder {
ccb.consumerConfig.MaxWaitTimeForServiceDiscovery = maxWaitTimeForServiceDiscovery
return ccb
}
func (ccb *ConsumerConfigBuilder) SetProxyFactory(proxyFactory string) *ConsumerConfigBuilder {
ccb.consumerConfig.ProxyFactory = proxyFactory
return ccb
}
func (ccb *ConsumerConfigBuilder) SetCheck(check bool) *ConsumerConfigBuilder {
ccb.consumerConfig.Check = check
return ccb
}
func (ccb *ConsumerConfigBuilder) AddReference(referenceKey string, referenceConfig *ReferenceConfig) *ConsumerConfigBuilder {
ccb.consumerConfig.References[referenceKey] = referenceConfig
return ccb
}
func (ccb *ConsumerConfigBuilder) SetReferences(references map[string]*ReferenceConfig) *ConsumerConfigBuilder {
ccb.consumerConfig.References = references
return ccb
}
func (ccb *ConsumerConfigBuilder) SetFilterConf(filterConf interface{}) *ConsumerConfigBuilder {
ccb.consumerConfig.FilterConf = filterConf
return ccb
}
func (ccb *ConsumerConfigBuilder) SetRootConfig(rootConfig *RootConfig) *ConsumerConfigBuilder {
ccb.consumerConfig.rootConfig = rootConfig
return ccb
}
func (ccb *ConsumerConfigBuilder) Build() *ConsumerConfig {
return ccb.consumerConfig
}
// DynamicUpdateProperties dynamically update properties.
func (cc *ConsumerConfig) DynamicUpdateProperties(newConsumerConfig *ConsumerConfig) {
if newConsumerConfig != nil && newConsumerConfig.RequestTimeout != cc.RequestTimeout {
cc.RequestTimeout = newConsumerConfig.RequestTimeout
logger.Infof("ConsumerConfig's RequestTimeout was dynamically updated, new value:%v", cc.RequestTimeout)
}
}