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package totp
import (
"glsamaker/pkg/app/handler/authentication/auth_session"
"glsamaker/pkg/app/handler/authentication/utils"
"glsamaker/pkg/models/users"
"bytes"
"encoding/base64"
"github.com/pquerna/otp/totp"
"image/png"
"net/http"
"time"
)
func Login(w http.ResponseWriter, r *http.Request) {
user := utils.GetAuthenticatedUser(r)
token, err := getParam(r)
if user == nil || err != nil || !IsValidTOTPToken(user, token) {
http.Redirect(w, r, "/login/2fa", 301)
} else {
auth_session.Create(w, r, user, true, false)
http.Redirect(w, r, "/", 301)
}
}
func IsValidTOTPToken(user *users.User, token string) bool {
return totp.Validate(token, user.TOTPSecret)
}
func GetToken(user *users.User) string {
token, _ := totp.GenerateCode(user.TOTPSecret, time.Now())
return token
}
func Generate(email string) (string, string) {
key, _ := totp.Generate(totp.GenerateOpts{
Issuer: "glsamakertest.gentoo.org",
AccountName: email,
})
var buf bytes.Buffer
img, _ := key.Image(250, 250)
png.Encode(&buf, img)
return key.Secret(), base64.StdEncoding.EncodeToString(buf.Bytes())
}
func getParam(r *http.Request) (string, error) {
err := r.ParseForm()
if err != nil {
return "", err
}
token := r.Form.Get("token")
return token, err
}
|
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