子域名

server.go

package main

import
(
"net/http"
"github.com/labstack/echo"
"github.com/labstack/echo/middleware"
)

type
(

    Host struct{
        Echo *echo.Echo    
    }
)

func main()
{
    // Hosts
    hosts := make(map[string]*Host)
    //-----
    // API
    //-----
    api := echo.New()
    api.Use(middleware.Logger())
    api.Use(middleware.Recover())
    hosts["api.localhost:1323"]=&Host{api}
    api.GET("/", func(c echo.Context) error {
        return c.String(http.StatusOK,"API")
    })
    //------
    // Blog
    //------
    blog := echo.New()
    blog.Use(middleware.Logger())
    blog.Use(middleware.Recover())
    hosts["blog.localhost:1323"]=&Host{blog}
    blog.GET("/", func(c echo.Context) error{
        return c.String(http.StatusOK,"Blog")
    })
    //---------
    // Website
    //---------
    site := echo.New()
    site.Use(middleware.Logger())
    site.Use(middleware.Recover())
    hosts["localhost:1323"]=&Host{site}
    site.GET("/", func(c echo.Context) error{
        return c.String(http.StatusOK,"Website")
    })
    // Server
    e := echo.New()
    e.Any("/*", func(c echo.Context)(err error) {
        req := c.Request()
        res := c.Response()
        host := hosts[req.Host]
        if host ==nil {
            err = echo.ErrNotFound        
        }else{
            host.Echo.ServeHTTP(res, req)
        }
        return
    })
    e.Logger.Fatal(e.Start(":1323"))
}