56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
package main
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import (
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"net"
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"net/rpc"
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"net/rpc/jsonrpc"
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"gitlab.com/go-course-project/go17/skills/rpc/hello_world/service"
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)
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var _ service.HelloService = (*HelloServiceServer)(nil)
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// 实现业务功能
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// req := &HelloRequest{}
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// resp := &HelloResponse{}
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// err := &HelloServiceServer{}.Hello(req, resp)
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// net/rpc
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// 1. 写好的对象， 注册给RPC Server
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// 2. 再把RPC Server 启动起来
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type HelloServiceServer struct {
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}
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// HTTP Handler
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func (h *HelloServiceServer) Hello(request *service.HelloRequest, response *service.HelloResponse) error {
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response.Message = "hello:" + request.MyName
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return nil
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}
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func main() {
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// 1. 把业务 注册给RPC
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// 2. RPC 业务RPC必须是满足条件的接口: (req any, req any) error
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// Hello(request *HelloRequest, response *HelloResponse) error
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if err := rpc.RegisterName("HelloService", &HelloServiceServer{}); err != nil {
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panic(err)
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}
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// 启动RPC服务
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listener, err := net.Listen("tcp", ":1234")
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if err != nil {
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panic(err)
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}
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defer listener.Close()
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for {
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conn, err := listener.Accept()
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if err != nil {
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continue
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}
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// 用户的net层数据 转交给 rpc框架
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// go rpc.ServeConn(conn)
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// json codec(server)
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// req(bytes) --> obj
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// resp(obj) --> bytes
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go rpc.ServeCodec(jsonrpc.NewServerCodec(conn))
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}
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}
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