puerta/internal/auth/auth.go
Roberto Hidalgo a8d18d8812 wrap async calls into promises
safari complains about bare async calls not being triggered by user action after a click
allow admins to have multiple open sessions
general webapp tweaks to background colors and button widths
2023-10-01 23:21:28 -06:00

87 lines
2.3 KiB
Go

// SPDX-License-Identifier: Apache-2.0
// Copyright © 2022 Roberto Hidalgo <nidito@un.rob.mx>
package auth
import (
"fmt"
"net/http"
"time"
"git.rob.mx/nidito/puerta/internal/constants"
"git.rob.mx/nidito/puerta/internal/errors"
"git.rob.mx/nidito/puerta/internal/user"
"github.com/alexedwards/scs/v2"
"github.com/go-webauthn/webauthn/webauthn"
"github.com/julienschmidt/httprouter"
"github.com/sirupsen/logrus"
"github.com/upper/db/v4"
)
var _db db.Session
var _wan *webauthn.WebAuthn
var _sess *scs.SessionManager
func Route(wan *webauthn.WebAuthn, db db.Session, router http.Handler) http.Handler {
_db = db
_wan = wan
_sess = scs.New()
_sess.Lifetime = 5 * time.Minute
return _sess.LoadAndSave(router)
}
func requestAuth(w http.ResponseWriter, status int) {
http.Error(w, http.StatusText(status), status)
}
func LoginHandler(w http.ResponseWriter, req *http.Request, ps httprouter.Params) {
err := req.ParseForm()
if err != nil {
http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
return
}
username := req.FormValue("user")
password := req.FormValue("password")
user := &user.User{}
if err := _db.Get(user, db.Cond{"handle": username}); err != nil {
err := &errors.InvalidCredentials{Status: http.StatusForbidden, Reason: fmt.Sprintf("User not found for name: %s (%s)", username, err)}
err.Log()
http.Error(w, err.Error(), err.Code())
return
}
if err := user.Login(password); err != nil {
code := http.StatusBadRequest
status := http.StatusText(code)
if invalidCreds, ok := err.(*errors.InvalidCredentials); ok {
code = invalidCreds.Code()
status = invalidCreds.Error()
invalidCreds.Log()
} else {
logrus.Errorf("could not login %s: %s", username, err.Error())
}
http.Error(w, status, code)
return
}
sess, err := NewSession(user, _db.Collection("session"))
if err != nil {
err = fmt.Errorf("Could not create a session: %s", err)
logrus.Error(err)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Add("Set-Cookie", fmt.Sprintf("%s=%s; Max-Age=%d; Path=/;", constants.ContextCookieName, sess.Token, user.TTL.Seconds()))
logrus.Infof("Created session for %s", user.Name)
if req.FormValue("async") == "true" {
w.Write([]byte(user.Greeting))
} else {
http.Redirect(w, req, "/", http.StatusSeeOther)
}
}