go操作 consul

1. 添加服务

www.consul.io/api-docs/ag…

2. 删除服务

www.consul.io/api-docs/ag…

3. 设置健康检查

www.consul.io/api-docs/ag…

4. 同一个服务注册多个实例

5. 获取服务

www.consul.io/api-docs/ag…

package main

import (
	"fmt"

	"github.com/hashicorp/consul/api"
	)

func Register(address string, port int, name string, tags []string, id string) error {
	cfg := api.DefaultConfig()
	cfg.Address = "192.168.1.103:8500"

	client, err := api.NewClient(cfg)
	if err != nil {
		panic(err)
	}
	//生成对应的检查对象
	check := &api.AgentServiceCheck{
		HTTP: "http://192.168.1.102:8021/health",
		Timeout: "5s",
		Interval: "5s",
		DeregisterCriticalServiceAfter: "10s",
	}

	//生成注册对象
	registration := new(api.AgentServiceRegistration)
	registration.Name = name
	registration.ID = id
	registration.Port = port
	registration.Tags = tags
	registration.Address = address
	registration.Check = check

	err = client.Agent().ServiceRegister(registration)
	if err != nil {
		panic(err)
	}
	return nil
}

func AllServices(){
	cfg := api.DefaultConfig()
	cfg.Address = "192.168.1.103:8500"

	client, err := api.NewClient(cfg)
	if err != nil {
		panic(err)
	}

	data, err := client.Agent().Services()
	if err != nil {
		panic(err)
	}
	for key, _ := range data{
		fmt.Println(key)
	}
}
func FilterSerivice(){
	cfg := api.DefaultConfig()
	cfg.Address = "192.168.1.103:8500"

	client, err := api.NewClient(cfg)
	if err != nil {
		panic(err)
	}

	data, err := client.Agent().ServicesWithFilter(`Service == "user-web"`)
	if err != nil {
		panic(err)
	}
	for key, _ := range data{
		fmt.Println(key)
	}
}


func main(){
	//_ = Register("192.168.1.102", 8021, "user-web", []string{"mxshop", "bobby"}, "user-web")
	//AllServices()
	FilterSerivice()
}