gin http reverse proxy

package main

import (
	"encoding/base64"
	"net/http"
	"net/http/httputil"

	"github.com/gin-gonic/gin"
)

func reverseProxy(c *gin.Context) {
	proxy := httputil.NewSingleHostReverseProxy(c.Request.URL)
	proxy.Director = func(req *http.Request) {
		req.Header = c.Request.Header
		req.Header["Authorization"] = []string{"basic " + base64.StdEncoding.EncodeToString([]byte("admin:Harbor12345"))}
		req.Host = "harbor.caicloud.com"
		req.URL.Scheme = "http"
		req.URL.Host = "harbor.caicloud.com"
		req.URL.Path = c.Request.URL.Path
	}
	proxy.ServeHTTP(c.Writer, c.Request)
}

func startServer() {
	r := gin.Default()
	r.Any("/api/v2.0/projects", reverseProxy)
	r.Run(":8888")
}

func main() {
	startServer()
}