package main

import (
    "context"
    "flag"
    "fmt"
    "os"

    "github.com/go-kratos/kratos/v2/transport/grpc"

    "github.com/go-kratos/kratos/v2"
    "github.com/go-kratos/kratos/v2/config"
    "github.com/go-kratos/kratos/v2/config/file"
    "github.com/go-kratos/kratos/v2/log"
    "github.com/go-kratos/kratos/v2/middleware/tracing"
    "github.com/go-kratos/kratos/v2/transport/http"

    _ "go.uber.org/automaxprocs"
)


func newApp(logger log.Logger, gs *grpc.Server, hs *http.Server) *kratos.App {
    return kratos.New(
        ...
        kratos.BeforeStart(func(ctx context.Context) error {
            // 打印路由信息
            printRoutes(hs)
            return nil
        }),
    )
}


func printRoutes(router *http.Server) {

    fmt.Println("HTTP Routes:")
    router.WalkRoute(func(h http.RouteInfo) error {
        fmt.Printf("[%-7s]\t%s\n", h.Method, h.Path)
        return nil
    })
    fmt.Println()
}