naming_client

package
v1.0.8 Latest Latest
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 Go to latest Published: Mar 16, 2021 License: Apache-2.0 Imports: 29 Imported by: 0

Documentation

Overview

* Copyright 1999-2020 Alibaba Group Holding Ltd. * * Licensed 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.

Index

Constants

View Source 
const Default_Beat_Thread_Num = 20
View Source 
const Default_Update_Thread_Num = 20

Variables

View Source 
var (
	GZIP_MAGIC = []byte("\x1F\x8B")
)

Functions

func IsGzipFile 

func IsGzipFile(data []byte) bool

func TryDecompressData 

func TryDecompressData(data []byte) string

Types

type BeatReactor 

type BeatReactor struct {
	// contains filtered or unexported fields
}

func NewBeatReactor 

func NewBeatReactor(serviceProxy NamingProxy, clientBeatInterval int64) BeatReactor

func (*BeatReactor) AddBeatInfo 

func (br *BeatReactor) AddBeatInfo(serviceName string, beatInfo model.BeatInfo)

func (*BeatReactor) RemoveBeatInfo 

func (br *BeatReactor) RemoveBeatInfo(serviceName string, ip string, port uint64)

type Chooser 

type Chooser struct {
	// contains filtered or unexported fields
}

type HostReactor 

type HostReactor struct {
	// contains filtered or unexported fields
}

func NewHostReactor 

func NewHostReactor(serviceProxy NamingProxy, cacheDir string, updateThreadNum int, notLoadCacheAtStart bool, subCallback SubscribeCallback, updateCacheWhenEmpty bool) HostReactor

func (*HostReactor) GetAllServiceInfo 

func (hr *HostReactor) GetAllServiceInfo(nameSpace, groupName string, pageNo, pageSize uint32) model.ServiceList

func (*HostReactor) GetServiceInfo 

func (hr *HostReactor) GetServiceInfo(serviceName string, clusters string) (model.Service, error)

func (*HostReactor) ProcessServiceJson 

func (hr *HostReactor) ProcessServiceJson(result string)

type INamingClient 

type INamingClient interface {

	//RegisterInstance use to register instance
	//Ip  require
	//Port  require
	//Tenant optional
	//Weight  require,it must be lager than 0
	//Enable  require,the instance can be access or not
	//Healthy  require,the instance is health or not
	//Metadata  optional
	//ClusterName  optional,default:DEFAULT
	//ServiceName require
	//GroupName optional,default:DEFAULT_GROUP
	//Ephemeral optional
	RegisterInstance(param vo.RegisterInstanceParam) (bool, error)

	//DeregisterInstance use to deregister instance
	//Ip required
	//Port required
	//Tenant optional
	//Cluster optional,default:DEFAULT
	//ServiceName  require
	//GroupName  optional,default:DEFAULT_GROUP
	//Ephemeral optional
	DeregisterInstance(param vo.DeregisterInstanceParam) (bool, error)

	//GetService use to get service
	//ServiceName require
	//Clusters optional,default:DEFAULT
	//GroupName optional,default:DEFAULT_GROUP
	GetService(param vo.GetServiceParam) (model.Service, error)

	//SelectAllInstance return all instances,include healthy=false,enable=false,weight<=0
	//ServiceName require
	//Clusters optional,default:DEFAULT
	//GroupName optional,default:DEFAULT_GROUP
	SelectAllInstances(param vo.SelectAllInstancesParam) ([]model.Instance, error)

	//SelectInstances only return the instances of healthy=${HealthyOnly},enable=true and weight>0
	//ServiceName require
	//Clusters optional,default:DEFAULT
	//GroupName optional,default:DEFAULT_GROUP
	//HealthyOnly optional
	SelectInstances(param vo.SelectInstancesParam) ([]model.Instance, error)

	//SelectInstances return one instance by WRR strategy for load balance
	//And the instance should be health=true,enable=true and weight>0
	//ServiceName require
	//Clusters optional,default:DEFAULT
	//GroupName optional,default:DEFAULT_GROUP
	SelectOneHealthyInstance(param vo.SelectOneHealthInstanceParam) (*model.Instance, error)

	//Subscribe use to subscribe service change event
	//ServiceName require
	//Clusters optional,default:DEFAULT
	//GroupName optional,default:DEFAULT_GROUP
	//SubscribeCallback require
	Subscribe(param *vo.SubscribeParam) error

	//Unsubscribe use to unsubscribe service change event
	//ServiceName require
	//Clusters optional,default:DEFAULT
	//GroupName optional,default:DEFAULT_GROUP
	//SubscribeCallback require
	Unsubscribe(param *vo.SubscribeParam) error

	//GetAllServicesInfo use to get all service info by page
	GetAllServicesInfo(param vo.GetAllServiceInfoParam) (model.ServiceList, error)
}

type NamingClient 

type NamingClient struct {
	nacos_client.INacosClient

	NamespaceId string
	// contains filtered or unexported fields
}

func NewNamingClient 

func NewNamingClient(nc nacos_client.INacosClient) (NamingClient, error)

func (*NamingClient) DeregisterInstance 

func (sc *NamingClient) DeregisterInstance(param vo.DeregisterInstanceParam) (bool, error)

注销服务实例

func (*NamingClient) GetAllServicesInfo 

func (sc *NamingClient) GetAllServicesInfo(param vo.GetAllServiceInfoParam) (model.ServiceList, error)

func (*NamingClient) GetService 

func (sc *NamingClient) GetService(param vo.GetServiceParam) (model.Service, error)

获取服务列表

func (*NamingClient) RegisterInstance 

func (sc *NamingClient) RegisterInstance(param vo.RegisterInstanceParam) (bool, error)

注册服务实例

func (*NamingClient) SelectAllInstances 

func (sc *NamingClient) SelectAllInstances(param vo.SelectAllInstancesParam) ([]model.Instance, error)

func (*NamingClient) SelectInstances 

func (sc *NamingClient) SelectInstances(param vo.SelectInstancesParam) ([]model.Instance, error)

func (*NamingClient) SelectOneHealthyInstance 

func (sc *NamingClient) SelectOneHealthyInstance(param vo.SelectOneHealthInstanceParam) (*model.Instance, error)

func (*NamingClient) Subscribe 

func (sc *NamingClient) Subscribe(param *vo.SubscribeParam) error

服务监听

func (*NamingClient) Unsubscribe 

func (sc *NamingClient) Unsubscribe(param *vo.SubscribeParam) error

取消服务监听

type NamingProxy 

type NamingProxy struct {
	// contains filtered or unexported fields
}

func NewNamingProxy 

func NewNamingProxy(clientCfg constant.ClientConfig, serverCfgs []constant.ServerConfig, httpAgent http_agent.IHttpAgent) (NamingProxy, error)

func (*NamingProxy) DeregisterInstance 

func (proxy *NamingProxy) DeregisterInstance(serviceName string, ip string, port uint64, clusterName string, ephemeral bool) (string, error)

func (*NamingProxy) GetAllServiceInfoList 

func (proxy *NamingProxy) GetAllServiceInfoList(namespace, groupName string, pageNo, pageSize uint32) (string, error)

func (*NamingProxy) GetServiceList 

func (proxy *NamingProxy) GetServiceList(pageNo int, pageSize int, groupName string, selector *model.ExpressionSelector) (*model.ServiceList, error)

func (*NamingProxy) QueryList 

func (proxy *NamingProxy) QueryList(serviceName string, clusters string, udpPort int, healthyOnly bool) (string, error)

func (*NamingProxy) RegisterInstance 

func (proxy *NamingProxy) RegisterInstance(serviceName string, groupName string, instance model.Instance) (string, error)

func (*NamingProxy) SendBeat 

func (proxy *NamingProxy) SendBeat(info model.BeatInfo) (int64, error)

func (*NamingProxy) ServerHealthy 

func (proxy *NamingProxy) ServerHealthy() bool

type PushData 

type PushData struct {
	PushType    string `json:"type"`
	Data        string `json:"data"`
	LastRefTime int64  `json:"lastRefTime"`
}

type PushReceiver 

type PushReceiver struct {
	// contains filtered or unexported fields
}

func NewPushReceiver 

func NewPushReceiver(hostReactor *HostReactor) *PushReceiver

type SubscribeCallback 

type SubscribeCallback struct {
	// contains filtered or unexported fields
}

func NewSubscribeCallback 

func NewSubscribeCallback() SubscribeCallback

func (*SubscribeCallback) AddCallbackFuncs 

func (ed *SubscribeCallback) AddCallbackFuncs(serviceName string, clusters string, callbackFunc *func(services []model.SubscribeService, err error))

func (*SubscribeCallback) RemoveCallbackFuncs 

func (ed *SubscribeCallback) RemoveCallbackFuncs(serviceName string, clusters string, callbackFunc *func(services []model.SubscribeService, err error))

func (*SubscribeCallback) ServiceChanged 

func (ed *SubscribeCallback) ServiceChanged(service *model.Service)

Source Files

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