Golang技术在分布式微服务架构中的作用？

package main

import (
    "context"
    "fmt"
    "net/http"

    "github.com/gorilla/mux"
)

func main() {
    router := mux.NewRouter()
    router.HandleFunc("/users", createUser).Methods("POST")
    router.HandleFunc("/users/{id}", getUser).Methods("GET")
    router.HandleFunc("/users/{id}", updateUser).Methods("PUT")
    router.HandleFunc("/users/{id}", deleteUser).Methods("DELETE")

    http.Handle("/", router)
    http.ListenAndServe(":8080", nil)
}

func createUser(w http.ResponseWriter, r *http.Request) {
    // 处理用户创建逻辑
    fmt.Fprint(w, "用户创建成功")
}

func getUser(w http.ResponseWriter, r *http.Request) {
    // 处理用户获取逻辑
    fmt.Fprint(w, "获取用户信息成功")
}

func updateUser(w http.ResponseWriter, r *http.Request) {
    // 处理用户更新逻辑
    fmt.Fprint(w, "用户更新成功")
}

func deleteUser(w http.ResponseWriter, r *http.Request) {
    // 处理用户删除逻辑
    fmt.Fprint(w, "用户删除成功")
}

package main

import (
    "context"
    "fmt"
    "net/http"

    "github.com/gorilla/mux"
)

func main() {
    router := mux.NewRouter()
    router.HandleFunc("/orders", createOrder).Methods("POST")
    router.HandleFunc("/orders/{id}", getOrder).Methods("GET")
    router.HandleFunc("/orders/{id}", updateOrder).Methods("PUT")
    router.HandleFunc("/orders/{id}", deleteOrder).Methods("DELETE")

    http.Handle("/", router)
    http.ListenAndServe(":8081", nil)
}

func createOrder(w http.ResponseWriter, r *http.Request) {
    // 处理订单创建逻辑
    fmt.Fprint(w, "订单创建成功")
}

func getOrder(w http.ResponseWriter, r *http.Request) {
    // 处理订单获取逻辑
    fmt.Fprint(w, "获取订单信息成功")
}

func updateOrder(w http.ResponseWriter, r *http.Request) {
    // 处理订单更新逻辑
    fmt.Fprint(w, "订单更新成功")
}

func deleteOrder(w http.ResponseWriter, r *http.Request) {
    // 处理订单删除逻辑
    fmt.Fprint(w, "订单删除成功")
}

package main

import (
    "context"
    "fmt"
    "net/http"
    "net/http/httputil"
    "net/url"
    "time"

    "github.com/julienschmidt/httprouter"
    breaker "github.com/sony/gobreaker"
)

func main() {
    router := httprouter.New()
    router.GET("/users/:id", handleUser)
    router.POST("/users", handleCreateUser)
    router.PUT("/users/:id", handleUpdateUser)
    router.DELETE("/users/:id", handleDeleteUser)

    router.GET("/orders/:id", handleOrder)
    router.POST("/orders", handleCreateOrder)
    router.PUT("/orders/:id", handleUpdateOrder)
    router.DELETE("/orders/:id", handleDeleteOrder)

    http.Handle("/", router)
    http.ListenAndServe(":8082", nil)
}

func handleUser(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到用户管理微服务
}

func handleCreateUser(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到用户管理微服务
}

func handleUpdateUser(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到用户管理微服务
}

func handleDeleteUser(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到用户管理微服务
}

func handleOrder(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到订单管理微服务
}

func handleCreateOrder(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到订单管理微服务
}

func handleUpdateOrder(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到订单管理微服务
}

func handleDeleteOrder(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
    // 转发请求到订单管理微服务
}