IIS10 winauth with go

auth.go

package main

import (
	"crypto/tls"
	b64 "encoding/base64"
	"fmt"
	"io"
	"net/http"

	"github.com/Azure/go-ntlmssp"
)

const (
	usr = "some_usr"
	pwd = "pass_in_base64"
	url = "https://some_url"
)

var key = func(in string) string {
	p, _ := b64.StdEncoding.DecodeString(in)
	return string(p)
}

func scrape() {

	url, user, password := url, usr, key(pwd)
	// http2:
	// client := &http.Client{Transport: ntlmssp.Negotiator{RoundTripper: &http.Transport{}}}

	// http1:
	client := &http.Client{Transport: ntlmssp.Negotiator{RoundTripper: &http.Transport{TLSClientConfig: &tls.Config{MinVersion: tls.VersionTLS12}, ForceAttemptHTTP2: false}}}

	req, _ := http.NewRequest("GET", url, nil)
	req.SetBasicAuth(user, password)
	req.Header.Set("Content-Type", "application/json")

	resp, err := client.Do(req)
	if err != nil {
		fmt.Println(err)
	}
	defer resp.Body.Close()

	if resp.StatusCode == http.StatusOK {
		bodyBytes, err := io.ReadAll(resp.Body)
		if err != nil {
			fmt.Println(err)
		}
		bodyString := string(bodyBytes)
		fmt.Println(bodyString)
	}
	println("end.")
}

func main() {
	scrape()
}