gitea/routers/web/user/auth.go
zeripath 0981ec30c3
Add Option to synchronize Admin & Restricted states from OIDC/OAuth2 along with Setting Scopes (#16766)
* Add setting to OAuth handlers to override local 2FA settings

This PR adds a setting to OAuth and OpenID login sources to allow the source to
override local 2FA requirements.

Fix #13939

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Fix regression from #16544

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Add scopes settings

Signed-off-by: Andrew Thornton <art27@cantab.net>

* fix trace logging in auth_openid

Signed-off-by: Andrew Thornton <art27@cantab.net>

* add required claim options

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Move UpdateExternalUser to externalaccount

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Allow OAuth2/OIDC to set Admin/Restricted status

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Allow use of the same group claim name for the prohibit login value

Signed-off-by: Andrew Thornton <art27@cantab.net>

* fixup! Move UpdateExternalUser to externalaccount

* as per wxiaoguang

Signed-off-by: Andrew Thornton <art27@cantab.net>

* add label back in

Signed-off-by: Andrew Thornton <art27@cantab.net>

* adjust localisation

Signed-off-by: Andrew Thornton <art27@cantab.net>

* placate lint

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2021-12-14 16:37:11 +08:00

1902 lines
58 KiB
Go

// Copyright 2014 The Gogs Authors. All rights reserved.
// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package user
import (
"errors"
"fmt"
"io"
"net/http"
"strings"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/models/login"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/eventsource"
"code.gitea.io/gitea/modules/hcaptcha"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/password"
"code.gitea.io/gitea/modules/recaptcha"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/timeutil"
"code.gitea.io/gitea/modules/web"
"code.gitea.io/gitea/modules/web/middleware"
"code.gitea.io/gitea/routers/utils"
"code.gitea.io/gitea/services/auth"
"code.gitea.io/gitea/services/auth/source/oauth2"
"code.gitea.io/gitea/services/externalaccount"
"code.gitea.io/gitea/services/forms"
"code.gitea.io/gitea/services/mailer"
user_service "code.gitea.io/gitea/services/user"
"github.com/markbates/goth"
"github.com/tstranex/u2f"
)
const (
// tplMustChangePassword template for updating a user's password
tplMustChangePassword = "user/auth/change_passwd"
// tplSignIn template for sign in page
tplSignIn base.TplName = "user/auth/signin"
// tplSignUp template path for sign up page
tplSignUp base.TplName = "user/auth/signup"
// TplActivate template path for activate user
TplActivate base.TplName = "user/auth/activate"
tplForgotPassword base.TplName = "user/auth/forgot_passwd"
tplResetPassword base.TplName = "user/auth/reset_passwd"
tplTwofa base.TplName = "user/auth/twofa"
tplTwofaScratch base.TplName = "user/auth/twofa_scratch"
tplLinkAccount base.TplName = "user/auth/link_account"
tplU2F base.TplName = "user/auth/u2f"
)
// AutoSignIn reads cookie and try to auto-login.
func AutoSignIn(ctx *context.Context) (bool, error) {
if !db.HasEngine {
return false, nil
}
uname := ctx.GetCookie(setting.CookieUserName)
if len(uname) == 0 {
return false, nil
}
isSucceed := false
defer func() {
if !isSucceed {
log.Trace("auto-login cookie cleared: %s", uname)
ctx.DeleteCookie(setting.CookieUserName)
ctx.DeleteCookie(setting.CookieRememberName)
}
}()
u, err := user_model.GetUserByName(uname)
if err != nil {
if !user_model.IsErrUserNotExist(err) {
return false, fmt.Errorf("GetUserByName: %v", err)
}
return false, nil
}
if val, ok := ctx.GetSuperSecureCookie(
base.EncodeMD5(u.Rands+u.Passwd), setting.CookieRememberName); !ok || val != u.Name {
return false, nil
}
isSucceed = true
// Set session IDs
if err := ctx.Session.Set("uid", u.ID); err != nil {
return false, err
}
if err := ctx.Session.Set("uname", u.Name); err != nil {
return false, err
}
if err := ctx.Session.Release(); err != nil {
return false, err
}
middleware.DeleteCSRFCookie(ctx.Resp)
return true, nil
}
func checkAutoLogin(ctx *context.Context) bool {
// Check auto-login.
isSucceed, err := AutoSignIn(ctx)
if err != nil {
ctx.ServerError("AutoSignIn", err)
return true
}
redirectTo := ctx.FormString("redirect_to")
if len(redirectTo) > 0 {
middleware.SetRedirectToCookie(ctx.Resp, redirectTo)
} else {
redirectTo = ctx.GetCookie("redirect_to")
}
if isSucceed {
middleware.DeleteRedirectToCookie(ctx.Resp)
ctx.RedirectToFirst(redirectTo, setting.AppSubURL+string(setting.LandingPageURL))
return true
}
return false
}
// SignIn render sign in page
func SignIn(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("sign_in")
// Check auto-login.
if checkAutoLogin(ctx) {
return
}
orderedOAuth2Names, oauth2Providers, err := oauth2.GetActiveOAuth2Providers()
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
ctx.Data["OrderedOAuth2Names"] = orderedOAuth2Names
ctx.Data["OAuth2Providers"] = oauth2Providers
ctx.Data["Title"] = ctx.Tr("sign_in")
ctx.Data["SignInLink"] = setting.AppSubURL + "/user/login"
ctx.Data["PageIsSignIn"] = true
ctx.Data["PageIsLogin"] = true
ctx.Data["EnableSSPI"] = login.IsSSPIEnabled()
ctx.HTML(http.StatusOK, tplSignIn)
}
// SignInPost response for sign in request
func SignInPost(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("sign_in")
orderedOAuth2Names, oauth2Providers, err := oauth2.GetActiveOAuth2Providers()
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
ctx.Data["OrderedOAuth2Names"] = orderedOAuth2Names
ctx.Data["OAuth2Providers"] = oauth2Providers
ctx.Data["Title"] = ctx.Tr("sign_in")
ctx.Data["SignInLink"] = setting.AppSubURL + "/user/login"
ctx.Data["PageIsSignIn"] = true
ctx.Data["PageIsLogin"] = true
ctx.Data["EnableSSPI"] = login.IsSSPIEnabled()
if ctx.HasError() {
ctx.HTML(http.StatusOK, tplSignIn)
return
}
form := web.GetForm(ctx).(*forms.SignInForm)
u, source, err := auth.UserSignIn(form.UserName, form.Password)
if err != nil {
if user_model.IsErrUserNotExist(err) {
ctx.RenderWithErr(ctx.Tr("form.username_password_incorrect"), tplSignIn, &form)
log.Info("Failed authentication attempt for %s from %s: %v", form.UserName, ctx.RemoteAddr(), err)
} else if user_model.IsErrEmailAlreadyUsed(err) {
ctx.RenderWithErr(ctx.Tr("form.email_been_used"), tplSignIn, &form)
log.Info("Failed authentication attempt for %s from %s: %v", form.UserName, ctx.RemoteAddr(), err)
} else if user_model.IsErrUserProhibitLogin(err) {
log.Info("Failed authentication attempt for %s from %s: %v", form.UserName, ctx.RemoteAddr(), err)
ctx.Data["Title"] = ctx.Tr("auth.prohibit_login")
ctx.HTML(http.StatusOK, "user/auth/prohibit_login")
} else if user_model.IsErrUserInactive(err) {
if setting.Service.RegisterEmailConfirm {
ctx.Data["Title"] = ctx.Tr("auth.active_your_account")
ctx.HTML(http.StatusOK, TplActivate)
} else {
log.Info("Failed authentication attempt for %s from %s: %v", form.UserName, ctx.RemoteAddr(), err)
ctx.Data["Title"] = ctx.Tr("auth.prohibit_login")
ctx.HTML(http.StatusOK, "user/auth/prohibit_login")
}
} else {
ctx.ServerError("UserSignIn", err)
}
return
}
// Now handle 2FA:
// First of all if the source can skip local two fa we're done
if skipper, ok := source.Cfg.(auth.LocalTwoFASkipper); ok && skipper.IsSkipLocalTwoFA() {
handleSignIn(ctx, u, form.Remember)
return
}
// If this user is enrolled in 2FA TOTP, we can't sign the user in just yet.
// Instead, redirect them to the 2FA authentication page.
hasTOTPtwofa, err := login.HasTwoFactorByUID(u.ID)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
// Check if the user has u2f registration
hasU2Ftwofa, err := login.HasU2FRegistrationsByUID(u.ID)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
if !hasTOTPtwofa && !hasU2Ftwofa {
// No two factor auth configured we can sign in the user
handleSignIn(ctx, u, form.Remember)
return
}
// User will need to use 2FA TOTP or U2F, save data
if err := ctx.Session.Set("twofaUid", u.ID); err != nil {
ctx.ServerError("UserSignIn: Unable to set twofaUid in session", err)
return
}
if err := ctx.Session.Set("twofaRemember", form.Remember); err != nil {
ctx.ServerError("UserSignIn: Unable to set twofaRemember in session", err)
return
}
if hasTOTPtwofa {
// User will need to use U2F, save data
if err := ctx.Session.Set("totpEnrolled", u.ID); err != nil {
ctx.ServerError("UserSignIn: Unable to set u2fEnrolled in session", err)
return
}
}
if err := ctx.Session.Release(); err != nil {
ctx.ServerError("UserSignIn: Unable to save session", err)
return
}
// If we have U2F redirect there first
if hasU2Ftwofa {
ctx.Redirect(setting.AppSubURL + "/user/u2f")
return
}
// Fallback to 2FA
ctx.Redirect(setting.AppSubURL + "/user/two_factor")
}
// TwoFactor shows the user a two-factor authentication page.
func TwoFactor(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("twofa")
// Check auto-login.
if checkAutoLogin(ctx) {
return
}
// Ensure user is in a 2FA session.
if ctx.Session.Get("twofaUid") == nil {
ctx.ServerError("UserSignIn", errors.New("not in 2FA session"))
return
}
ctx.HTML(http.StatusOK, tplTwofa)
}
// TwoFactorPost validates a user's two-factor authentication token.
func TwoFactorPost(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.TwoFactorAuthForm)
ctx.Data["Title"] = ctx.Tr("twofa")
// Ensure user is in a 2FA session.
idSess := ctx.Session.Get("twofaUid")
if idSess == nil {
ctx.ServerError("UserSignIn", errors.New("not in 2FA session"))
return
}
id := idSess.(int64)
twofa, err := login.GetTwoFactorByUID(id)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
// Validate the passcode with the stored TOTP secret.
ok, err := twofa.ValidateTOTP(form.Passcode)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
if ok && twofa.LastUsedPasscode != form.Passcode {
remember := ctx.Session.Get("twofaRemember").(bool)
u, err := user_model.GetUserByID(id)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
if ctx.Session.Get("linkAccount") != nil {
if err := externalaccount.LinkAccountFromStore(ctx.Session, u); err != nil {
ctx.ServerError("UserSignIn", err)
}
}
twofa.LastUsedPasscode = form.Passcode
if err = login.UpdateTwoFactor(twofa); err != nil {
ctx.ServerError("UserSignIn", err)
return
}
handleSignIn(ctx, u, remember)
return
}
ctx.RenderWithErr(ctx.Tr("auth.twofa_passcode_incorrect"), tplTwofa, forms.TwoFactorAuthForm{})
}
// TwoFactorScratch shows the scratch code form for two-factor authentication.
func TwoFactorScratch(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("twofa_scratch")
// Check auto-login.
if checkAutoLogin(ctx) {
return
}
// Ensure user is in a 2FA session.
if ctx.Session.Get("twofaUid") == nil {
ctx.ServerError("UserSignIn", errors.New("not in 2FA session"))
return
}
ctx.HTML(http.StatusOK, tplTwofaScratch)
}
// TwoFactorScratchPost validates and invalidates a user's two-factor scratch token.
func TwoFactorScratchPost(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.TwoFactorScratchAuthForm)
ctx.Data["Title"] = ctx.Tr("twofa_scratch")
// Ensure user is in a 2FA session.
idSess := ctx.Session.Get("twofaUid")
if idSess == nil {
ctx.ServerError("UserSignIn", errors.New("not in 2FA session"))
return
}
id := idSess.(int64)
twofa, err := login.GetTwoFactorByUID(id)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
// Validate the passcode with the stored TOTP secret.
if twofa.VerifyScratchToken(form.Token) {
// Invalidate the scratch token.
_, err = twofa.GenerateScratchToken()
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
if err = login.UpdateTwoFactor(twofa); err != nil {
ctx.ServerError("UserSignIn", err)
return
}
remember := ctx.Session.Get("twofaRemember").(bool)
u, err := user_model.GetUserByID(id)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
handleSignInFull(ctx, u, remember, false)
ctx.Flash.Info(ctx.Tr("auth.twofa_scratch_used"))
ctx.Redirect(setting.AppSubURL + "/user/settings/security")
return
}
ctx.RenderWithErr(ctx.Tr("auth.twofa_scratch_token_incorrect"), tplTwofaScratch, forms.TwoFactorScratchAuthForm{})
}
// U2F shows the U2F login page
func U2F(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("twofa")
ctx.Data["RequireU2F"] = true
// Check auto-login.
if checkAutoLogin(ctx) {
return
}
// Ensure user is in a 2FA session.
if ctx.Session.Get("twofaUid") == nil {
ctx.ServerError("UserSignIn", errors.New("not in U2F session"))
return
}
// See whether TOTP is also available.
if ctx.Session.Get("totpEnrolled") != nil {
ctx.Data["TOTPEnrolled"] = true
}
ctx.HTML(http.StatusOK, tplU2F)
}
// U2FChallenge submits a sign challenge to the browser
func U2FChallenge(ctx *context.Context) {
// Ensure user is in a U2F session.
idSess := ctx.Session.Get("twofaUid")
if idSess == nil {
ctx.ServerError("UserSignIn", errors.New("not in U2F session"))
return
}
id := idSess.(int64)
regs, err := login.GetU2FRegistrationsByUID(id)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
if len(regs) == 0 {
ctx.ServerError("UserSignIn", errors.New("no device registered"))
return
}
challenge, err := u2f.NewChallenge(setting.U2F.AppID, setting.U2F.TrustedFacets)
if err != nil {
ctx.ServerError("u2f.NewChallenge", err)
return
}
if err := ctx.Session.Set("u2fChallenge", challenge); err != nil {
ctx.ServerError("UserSignIn: unable to set u2fChallenge in session", err)
return
}
if err := ctx.Session.Release(); err != nil {
ctx.ServerError("UserSignIn: unable to store session", err)
}
ctx.JSON(http.StatusOK, challenge.SignRequest(regs.ToRegistrations()))
}
// U2FSign authenticates the user by signResp
func U2FSign(ctx *context.Context) {
signResp := web.GetForm(ctx).(*u2f.SignResponse)
challSess := ctx.Session.Get("u2fChallenge")
idSess := ctx.Session.Get("twofaUid")
if challSess == nil || idSess == nil {
ctx.ServerError("UserSignIn", errors.New("not in U2F session"))
return
}
challenge := challSess.(*u2f.Challenge)
id := idSess.(int64)
regs, err := login.GetU2FRegistrationsByUID(id)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
for _, reg := range regs {
r, err := reg.Parse()
if err != nil {
log.Error("parsing u2f registration: %v", err)
continue
}
newCounter, authErr := r.Authenticate(*signResp, *challenge, reg.Counter)
if authErr == nil {
reg.Counter = newCounter
user, err := user_model.GetUserByID(id)
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
remember := ctx.Session.Get("twofaRemember").(bool)
if err := reg.UpdateCounter(); err != nil {
ctx.ServerError("UserSignIn", err)
return
}
if ctx.Session.Get("linkAccount") != nil {
if err := externalaccount.LinkAccountFromStore(ctx.Session, user); err != nil {
ctx.ServerError("UserSignIn", err)
}
}
redirect := handleSignInFull(ctx, user, remember, false)
if redirect == "" {
redirect = setting.AppSubURL + "/"
}
ctx.PlainText(200, []byte(redirect))
return
}
}
ctx.Error(http.StatusUnauthorized)
}
// This handles the final part of the sign-in process of the user.
func handleSignIn(ctx *context.Context, u *user_model.User, remember bool) {
handleSignInFull(ctx, u, remember, true)
}
func handleSignInFull(ctx *context.Context, u *user_model.User, remember bool, obeyRedirect bool) string {
if remember {
days := 86400 * setting.LogInRememberDays
ctx.SetCookie(setting.CookieUserName, u.Name, days)
ctx.SetSuperSecureCookie(base.EncodeMD5(u.Rands+u.Passwd),
setting.CookieRememberName, u.Name, days)
}
_ = ctx.Session.Delete("openid_verified_uri")
_ = ctx.Session.Delete("openid_signin_remember")
_ = ctx.Session.Delete("openid_determined_email")
_ = ctx.Session.Delete("openid_determined_username")
_ = ctx.Session.Delete("twofaUid")
_ = ctx.Session.Delete("twofaRemember")
_ = ctx.Session.Delete("u2fChallenge")
_ = ctx.Session.Delete("linkAccount")
if err := ctx.Session.Set("uid", u.ID); err != nil {
log.Error("Error setting uid %d in session: %v", u.ID, err)
}
if err := ctx.Session.Set("uname", u.Name); err != nil {
log.Error("Error setting uname %s session: %v", u.Name, err)
}
if err := ctx.Session.Release(); err != nil {
log.Error("Unable to store session: %v", err)
}
// Language setting of the user overwrites the one previously set
// If the user does not have a locale set, we save the current one.
if len(u.Language) == 0 {
u.Language = ctx.Locale.Language()
if err := user_model.UpdateUserCols(db.DefaultContext, u, "language"); err != nil {
log.Error(fmt.Sprintf("Error updating user language [user: %d, locale: %s]", u.ID, u.Language))
return setting.AppSubURL + "/"
}
}
middleware.SetLocaleCookie(ctx.Resp, u.Language, 0)
if ctx.Locale.Language() != u.Language {
ctx.Locale = middleware.Locale(ctx.Resp, ctx.Req)
}
// Clear whatever CSRF has right now, force to generate a new one
middleware.DeleteCSRFCookie(ctx.Resp)
// Register last login
u.SetLastLogin()
if err := user_model.UpdateUserCols(db.DefaultContext, u, "last_login_unix"); err != nil {
ctx.ServerError("UpdateUserCols", err)
return setting.AppSubURL + "/"
}
if redirectTo := ctx.GetCookie("redirect_to"); len(redirectTo) > 0 && !utils.IsExternalURL(redirectTo) {
middleware.DeleteRedirectToCookie(ctx.Resp)
if obeyRedirect {
ctx.RedirectToFirst(redirectTo)
}
return redirectTo
}
if obeyRedirect {
ctx.Redirect(setting.AppSubURL + "/")
}
return setting.AppSubURL + "/"
}
// SignInOAuth handles the OAuth2 login buttons
func SignInOAuth(ctx *context.Context) {
provider := ctx.Params(":provider")
loginSource, err := login.GetActiveOAuth2LoginSourceByName(provider)
if err != nil {
ctx.ServerError("SignIn", err)
return
}
// try to do a direct callback flow, so we don't authenticate the user again but use the valid accesstoken to get the user
user, gothUser, err := oAuth2UserLoginCallback(loginSource, ctx.Req, ctx.Resp)
if err == nil && user != nil {
// we got the user without going through the whole OAuth2 authentication flow again
handleOAuth2SignIn(ctx, loginSource, user, gothUser)
return
}
if err = loginSource.Cfg.(*oauth2.Source).Callout(ctx.Req, ctx.Resp); err != nil {
if strings.Contains(err.Error(), "no provider for ") {
if err = oauth2.ResetOAuth2(); err != nil {
ctx.ServerError("SignIn", err)
return
}
if err = loginSource.Cfg.(*oauth2.Source).Callout(ctx.Req, ctx.Resp); err != nil {
ctx.ServerError("SignIn", err)
}
return
}
ctx.ServerError("SignIn", err)
}
// redirect is done in oauth2.Auth
}
// SignInOAuthCallback handles the callback from the given provider
func SignInOAuthCallback(ctx *context.Context) {
provider := ctx.Params(":provider")
// first look if the provider is still active
loginSource, err := login.GetActiveOAuth2LoginSourceByName(provider)
if err != nil {
ctx.ServerError("SignIn", err)
return
}
if loginSource == nil {
ctx.ServerError("SignIn", errors.New("No valid provider found, check configured callback url in provider"))
return
}
u, gothUser, err := oAuth2UserLoginCallback(loginSource, ctx.Req, ctx.Resp)
if err != nil {
if user_model.IsErrUserProhibitLogin(err) {
uplerr := err.(*user_model.ErrUserProhibitLogin)
log.Info("Failed authentication attempt for %s from %s: %v", uplerr.Name, ctx.RemoteAddr(), err)
ctx.Data["Title"] = ctx.Tr("auth.prohibit_login")
ctx.HTML(http.StatusOK, "user/auth/prohibit_login")
return
}
ctx.ServerError("UserSignIn", err)
return
}
if u == nil {
if !setting.Service.AllowOnlyInternalRegistration && setting.OAuth2Client.EnableAutoRegistration {
// create new user with details from oauth2 provider
var missingFields []string
if gothUser.UserID == "" {
missingFields = append(missingFields, "sub")
}
if gothUser.Email == "" {
missingFields = append(missingFields, "email")
}
if setting.OAuth2Client.Username == setting.OAuth2UsernameNickname && gothUser.NickName == "" {
missingFields = append(missingFields, "nickname")
}
if len(missingFields) > 0 {
log.Error("OAuth2 Provider %s returned empty or missing fields: %s", loginSource.Name, missingFields)
if loginSource.IsOAuth2() && loginSource.Cfg.(*oauth2.Source).Provider == "openidConnect" {
log.Error("You may need to change the 'OPENID_CONNECT_SCOPES' setting to request all required fields")
}
err = fmt.Errorf("OAuth2 Provider %s returned empty or missing fields: %s", loginSource.Name, missingFields)
ctx.ServerError("CreateUser", err)
return
}
u = &user_model.User{
Name: getUserName(&gothUser),
FullName: gothUser.Name,
Email: gothUser.Email,
IsActive: !setting.OAuth2Client.RegisterEmailConfirm,
LoginType: login.OAuth2,
LoginSource: loginSource.ID,
LoginName: gothUser.UserID,
IsRestricted: setting.Service.DefaultUserIsRestricted,
}
setUserGroupClaims(loginSource, u, &gothUser)
if !createAndHandleCreatedUser(ctx, base.TplName(""), nil, u, &gothUser, setting.OAuth2Client.AccountLinking != setting.OAuth2AccountLinkingDisabled) {
// error already handled
return
}
} else {
// no existing user is found, request attach or new account
showLinkingLogin(ctx, gothUser)
return
}
}
handleOAuth2SignIn(ctx, loginSource, u, gothUser)
}
func claimValueToStringSlice(claimValue interface{}) []string {
var groups []string
switch rawGroup := claimValue.(type) {
case []string:
groups = rawGroup
default:
str := fmt.Sprintf("%s", rawGroup)
groups = strings.Split(str, ",")
}
return groups
}
func setUserGroupClaims(loginSource *login.Source, u *user_model.User, gothUser *goth.User) bool {
source := loginSource.Cfg.(*oauth2.Source)
if source.GroupClaimName == "" || (source.AdminGroup == "" && source.RestrictedGroup == "") {
return false
}
groupClaims, has := gothUser.RawData[source.GroupClaimName]
if !has {
return false
}
groups := claimValueToStringSlice(groupClaims)
wasAdmin, wasRestricted := u.IsAdmin, u.IsRestricted
if source.AdminGroup != "" {
u.IsAdmin = false
}
if source.RestrictedGroup != "" {
u.IsRestricted = false
}
for _, g := range groups {
if source.AdminGroup != "" && g == source.AdminGroup {
u.IsAdmin = true
} else if source.RestrictedGroup != "" && g == source.RestrictedGroup {
u.IsRestricted = true
}
}
return wasAdmin != u.IsAdmin || wasRestricted != u.IsRestricted
}
func getUserName(gothUser *goth.User) string {
switch setting.OAuth2Client.Username {
case setting.OAuth2UsernameEmail:
return strings.Split(gothUser.Email, "@")[0]
case setting.OAuth2UsernameNickname:
return gothUser.NickName
default: // OAuth2UsernameUserid
return gothUser.UserID
}
}
func showLinkingLogin(ctx *context.Context, gothUser goth.User) {
if err := ctx.Session.Set("linkAccountGothUser", gothUser); err != nil {
log.Error("Error setting linkAccountGothUser in session: %v", err)
}
if err := ctx.Session.Release(); err != nil {
log.Error("Error storing session: %v", err)
}
ctx.Redirect(setting.AppSubURL + "/user/link_account")
}
func updateAvatarIfNeed(url string, u *user_model.User) {
if setting.OAuth2Client.UpdateAvatar && len(url) > 0 {
resp, err := http.Get(url)
if err == nil {
defer func() {
_ = resp.Body.Close()
}()
}
// ignore any error
if err == nil && resp.StatusCode == http.StatusOK {
data, err := io.ReadAll(io.LimitReader(resp.Body, setting.Avatar.MaxFileSize+1))
if err == nil && int64(len(data)) <= setting.Avatar.MaxFileSize {
_ = user_service.UploadAvatar(u, data)
}
}
}
}
func handleOAuth2SignIn(ctx *context.Context, source *login.Source, u *user_model.User, gothUser goth.User) {
updateAvatarIfNeed(gothUser.AvatarURL, u)
needs2FA := false
if !source.Cfg.(*oauth2.Source).SkipLocalTwoFA {
_, err := login.GetTwoFactorByUID(u.ID)
if err != nil && !login.IsErrTwoFactorNotEnrolled(err) {
ctx.ServerError("UserSignIn", err)
return
}
needs2FA = err == nil
}
// If this user is enrolled in 2FA and this source doesn't override it,
// we can't sign the user in just yet. Instead, redirect them to the 2FA authentication page.
if !needs2FA {
if err := ctx.Session.Set("uid", u.ID); err != nil {
log.Error("Error setting uid in session: %v", err)
}
if err := ctx.Session.Set("uname", u.Name); err != nil {
log.Error("Error setting uname in session: %v", err)
}
if err := ctx.Session.Release(); err != nil {
log.Error("Error storing session: %v", err)
}
// Clear whatever CSRF has right now, force to generate a new one
middleware.DeleteCSRFCookie(ctx.Resp)
// Register last login
u.SetLastLogin()
// Update GroupClaims
changed := setUserGroupClaims(source, u, &gothUser)
cols := []string{"last_login_unix"}
if changed {
cols = append(cols, "is_admin", "is_restricted")
}
if err := user_model.UpdateUserCols(db.DefaultContext, u, cols...); err != nil {
ctx.ServerError("UpdateUserCols", err)
return
}
// update external user information
if err := externalaccount.UpdateExternalUser(u, gothUser); err != nil {
log.Error("UpdateExternalUser failed: %v", err)
}
if redirectTo := ctx.GetCookie("redirect_to"); len(redirectTo) > 0 {
middleware.DeleteRedirectToCookie(ctx.Resp)
ctx.RedirectToFirst(redirectTo)
return
}
ctx.Redirect(setting.AppSubURL + "/")
return
}
changed := setUserGroupClaims(source, u, &gothUser)
if changed {
if err := user_model.UpdateUserCols(db.DefaultContext, u, "is_admin", "is_restricted"); err != nil {
ctx.ServerError("UpdateUserCols", err)
return
}
}
// User needs to use 2FA, save data and redirect to 2FA page.
if err := ctx.Session.Set("twofaUid", u.ID); err != nil {
log.Error("Error setting twofaUid in session: %v", err)
}
if err := ctx.Session.Set("twofaRemember", false); err != nil {
log.Error("Error setting twofaRemember in session: %v", err)
}
if err := ctx.Session.Release(); err != nil {
log.Error("Error storing session: %v", err)
}
// If U2F is enrolled -> Redirect to U2F instead
regs, err := login.GetU2FRegistrationsByUID(u.ID)
if err == nil && len(regs) > 0 {
ctx.Redirect(setting.AppSubURL + "/user/u2f")
return
}
ctx.Redirect(setting.AppSubURL + "/user/two_factor")
}
// OAuth2UserLoginCallback attempts to handle the callback from the OAuth2 provider and if successful
// login the user
func oAuth2UserLoginCallback(loginSource *login.Source, request *http.Request, response http.ResponseWriter) (*user_model.User, goth.User, error) {
oauth2Source := loginSource.Cfg.(*oauth2.Source)
gothUser, err := oauth2Source.Callback(request, response)
if err != nil {
if err.Error() == "securecookie: the value is too long" || strings.Contains(err.Error(), "Data too long") {
log.Error("OAuth2 Provider %s returned too long a token. Current max: %d. Either increase the [OAuth2] MAX_TOKEN_LENGTH or reduce the information returned from the OAuth2 provider", loginSource.Name, setting.OAuth2.MaxTokenLength)
err = fmt.Errorf("OAuth2 Provider %s returned too long a token. Current max: %d. Either increase the [OAuth2] MAX_TOKEN_LENGTH or reduce the information returned from the OAuth2 provider", loginSource.Name, setting.OAuth2.MaxTokenLength)
}
return nil, goth.User{}, err
}
if oauth2Source.RequiredClaimName != "" {
claimInterface, has := gothUser.RawData[oauth2Source.RequiredClaimName]
if !has {
return nil, goth.User{}, user_model.ErrUserProhibitLogin{Name: gothUser.UserID}
}
if oauth2Source.RequiredClaimValue != "" {
groups := claimValueToStringSlice(claimInterface)
found := false
for _, group := range groups {
if group == oauth2Source.RequiredClaimValue {
found = true
break
}
}
if !found {
return nil, goth.User{}, user_model.ErrUserProhibitLogin{Name: gothUser.UserID}
}
}
}
user := &user_model.User{
LoginName: gothUser.UserID,
LoginType: login.OAuth2,
LoginSource: loginSource.ID,
}
hasUser, err := user_model.GetUser(user)
if err != nil {
return nil, goth.User{}, err
}
if hasUser {
return user, gothUser, nil
}
// search in external linked users
externalLoginUser := &user_model.ExternalLoginUser{
ExternalID: gothUser.UserID,
LoginSourceID: loginSource.ID,
}
hasUser, err = user_model.GetExternalLogin(externalLoginUser)
if err != nil {
return nil, goth.User{}, err
}
if hasUser {
user, err = user_model.GetUserByID(externalLoginUser.UserID)
return user, gothUser, err
}
// no user found to login
return nil, gothUser, nil
}
// LinkAccount shows the page where the user can decide to login or create a new account
func LinkAccount(ctx *context.Context) {
ctx.Data["DisablePassword"] = !setting.Service.RequireExternalRegistrationPassword || setting.Service.AllowOnlyExternalRegistration
ctx.Data["Title"] = ctx.Tr("link_account")
ctx.Data["LinkAccountMode"] = true
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha && setting.Service.RequireExternalRegistrationCaptcha
ctx.Data["Captcha"] = context.GetImageCaptcha()
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaURL"] = setting.Service.RecaptchaURL
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["HcaptchaSitekey"] = setting.Service.HcaptchaSitekey
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration
ctx.Data["AllowOnlyInternalRegistration"] = setting.Service.AllowOnlyInternalRegistration
ctx.Data["ShowRegistrationButton"] = false
// use this to set the right link into the signIn and signUp templates in the link_account template
ctx.Data["SignInLink"] = setting.AppSubURL + "/user/link_account_signin"
ctx.Data["SignUpLink"] = setting.AppSubURL + "/user/link_account_signup"
gothUser := ctx.Session.Get("linkAccountGothUser")
if gothUser == nil {
ctx.ServerError("UserSignIn", errors.New("not in LinkAccount session"))
return
}
gu, _ := gothUser.(goth.User)
uname := getUserName(&gu)
email := gu.Email
ctx.Data["user_name"] = uname
ctx.Data["email"] = email
if len(email) != 0 {
u, err := user_model.GetUserByEmail(email)
if err != nil && !user_model.IsErrUserNotExist(err) {
ctx.ServerError("UserSignIn", err)
return
}
if u != nil {
ctx.Data["user_exists"] = true
}
} else if len(uname) != 0 {
u, err := user_model.GetUserByName(uname)
if err != nil && !user_model.IsErrUserNotExist(err) {
ctx.ServerError("UserSignIn", err)
return
}
if u != nil {
ctx.Data["user_exists"] = true
}
}
ctx.HTML(http.StatusOK, tplLinkAccount)
}
// LinkAccountPostSignIn handle the coupling of external account with another account using signIn
func LinkAccountPostSignIn(ctx *context.Context) {
signInForm := web.GetForm(ctx).(*forms.SignInForm)
ctx.Data["DisablePassword"] = !setting.Service.RequireExternalRegistrationPassword || setting.Service.AllowOnlyExternalRegistration
ctx.Data["Title"] = ctx.Tr("link_account")
ctx.Data["LinkAccountMode"] = true
ctx.Data["LinkAccountModeSignIn"] = true
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha && setting.Service.RequireExternalRegistrationCaptcha
ctx.Data["RecaptchaURL"] = setting.Service.RecaptchaURL
ctx.Data["Captcha"] = context.GetImageCaptcha()
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["HcaptchaSitekey"] = setting.Service.HcaptchaSitekey
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration
ctx.Data["ShowRegistrationButton"] = false
// use this to set the right link into the signIn and signUp templates in the link_account template
ctx.Data["SignInLink"] = setting.AppSubURL + "/user/link_account_signin"
ctx.Data["SignUpLink"] = setting.AppSubURL + "/user/link_account_signup"
gothUser := ctx.Session.Get("linkAccountGothUser")
if gothUser == nil {
ctx.ServerError("UserSignIn", errors.New("not in LinkAccount session"))
return
}
if ctx.HasError() {
ctx.HTML(http.StatusOK, tplLinkAccount)
return
}
u, _, err := auth.UserSignIn(signInForm.UserName, signInForm.Password)
if err != nil {
if user_model.IsErrUserNotExist(err) {
ctx.Data["user_exists"] = true
ctx.RenderWithErr(ctx.Tr("form.username_password_incorrect"), tplLinkAccount, &signInForm)
} else {
ctx.ServerError("UserLinkAccount", err)
}
return
}
linkAccount(ctx, u, gothUser.(goth.User), signInForm.Remember)
}
func linkAccount(ctx *context.Context, u *user_model.User, gothUser goth.User, remember bool) {
updateAvatarIfNeed(gothUser.AvatarURL, u)
// If this user is enrolled in 2FA, we can't sign the user in just yet.
// Instead, redirect them to the 2FA authentication page.
// We deliberately ignore the skip local 2fa setting here because we are linking to a previous user here
_, err := login.GetTwoFactorByUID(u.ID)
if err != nil {
if !login.IsErrTwoFactorNotEnrolled(err) {
ctx.ServerError("UserLinkAccount", err)
return
}
err = externalaccount.LinkAccountToUser(u, gothUser)
if err != nil {
ctx.ServerError("UserLinkAccount", err)
return
}
handleSignIn(ctx, u, remember)
return
}
// User needs to use 2FA, save data and redirect to 2FA page.
if err := ctx.Session.Set("twofaUid", u.ID); err != nil {
log.Error("Error setting twofaUid in session: %v", err)
}
if err := ctx.Session.Set("twofaRemember", remember); err != nil {
log.Error("Error setting twofaRemember in session: %v", err)
}
if err := ctx.Session.Set("linkAccount", true); err != nil {
log.Error("Error setting linkAccount in session: %v", err)
}
if err := ctx.Session.Release(); err != nil {
log.Error("Error storing session: %v", err)
}
// If U2F is enrolled -> Redirect to U2F instead
regs, err := login.GetU2FRegistrationsByUID(u.ID)
if err == nil && len(regs) > 0 {
ctx.Redirect(setting.AppSubURL + "/user/u2f")
return
}
ctx.Redirect(setting.AppSubURL + "/user/two_factor")
}
// LinkAccountPostRegister handle the creation of a new account for an external account using signUp
func LinkAccountPostRegister(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.RegisterForm)
// TODO Make insecure passwords optional for local accounts also,
// once email-based Second-Factor Auth is available
ctx.Data["DisablePassword"] = !setting.Service.RequireExternalRegistrationPassword || setting.Service.AllowOnlyExternalRegistration
ctx.Data["Title"] = ctx.Tr("link_account")
ctx.Data["LinkAccountMode"] = true
ctx.Data["LinkAccountModeRegister"] = true
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha && setting.Service.RequireExternalRegistrationCaptcha
ctx.Data["RecaptchaURL"] = setting.Service.RecaptchaURL
ctx.Data["Captcha"] = context.GetImageCaptcha()
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["HcaptchaSitekey"] = setting.Service.HcaptchaSitekey
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration
ctx.Data["ShowRegistrationButton"] = false
// use this to set the right link into the signIn and signUp templates in the link_account template
ctx.Data["SignInLink"] = setting.AppSubURL + "/user/link_account_signin"
ctx.Data["SignUpLink"] = setting.AppSubURL + "/user/link_account_signup"
gothUserInterface := ctx.Session.Get("linkAccountGothUser")
if gothUserInterface == nil {
ctx.ServerError("UserSignUp", errors.New("not in LinkAccount session"))
return
}
gothUser, ok := gothUserInterface.(goth.User)
if !ok {
ctx.ServerError("UserSignUp", fmt.Errorf("session linkAccountGothUser type is %t but not goth.User", gothUserInterface))
return
}
if ctx.HasError() {
ctx.HTML(http.StatusOK, tplLinkAccount)
return
}
if setting.Service.DisableRegistration || setting.Service.AllowOnlyInternalRegistration {
ctx.Error(http.StatusForbidden)
return
}
if setting.Service.EnableCaptcha && setting.Service.RequireExternalRegistrationCaptcha {
var valid bool
var err error
switch setting.Service.CaptchaType {
case setting.ImageCaptcha:
valid = context.GetImageCaptcha().VerifyReq(ctx.Req)
case setting.ReCaptcha:
valid, err = recaptcha.Verify(ctx, form.GRecaptchaResponse)
case setting.HCaptcha:
valid, err = hcaptcha.Verify(ctx, form.HcaptchaResponse)
default:
ctx.ServerError("Unknown Captcha Type", fmt.Errorf("Unknown Captcha Type: %s", setting.Service.CaptchaType))
return
}
if err != nil {
log.Debug("%s", err.Error())
}
if !valid {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplLinkAccount, &form)
return
}
}
if !form.IsEmailDomainAllowed() {
ctx.RenderWithErr(ctx.Tr("auth.email_domain_blacklisted"), tplLinkAccount, &form)
return
}
if setting.Service.AllowOnlyExternalRegistration || !setting.Service.RequireExternalRegistrationPassword {
// In user_model.User an empty password is classed as not set, so we set form.Password to empty.
// Eventually the database should be changed to indicate "Second Factor"-enabled accounts
// (accounts that do not introduce the security vulnerabilities of a password).
// If a user decides to circumvent second-factor security, and purposefully create a password,
// they can still do so using the "Recover Account" option.
form.Password = ""
} else {
if (len(strings.TrimSpace(form.Password)) > 0 || len(strings.TrimSpace(form.Retype)) > 0) && form.Password != form.Retype {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplLinkAccount, &form)
return
}
if len(strings.TrimSpace(form.Password)) > 0 && len(form.Password) < setting.MinPasswordLength {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("auth.password_too_short", setting.MinPasswordLength), tplLinkAccount, &form)
return
}
}
loginSource, err := login.GetActiveOAuth2LoginSourceByName(gothUser.Provider)
if err != nil {
ctx.ServerError("CreateUser", err)
}
u := &user_model.User{
Name: form.UserName,
Email: form.Email,
Passwd: form.Password,
IsActive: !(setting.Service.RegisterEmailConfirm || setting.Service.RegisterManualConfirm),
LoginType: login.OAuth2,
LoginSource: loginSource.ID,
LoginName: gothUser.UserID,
}
if !createAndHandleCreatedUser(ctx, tplLinkAccount, form, u, &gothUser, false) {
// error already handled
return
}
ctx.Redirect(setting.AppSubURL + "/user/login")
}
// HandleSignOut resets the session and sets the cookies
func HandleSignOut(ctx *context.Context) {
_ = ctx.Session.Flush()
_ = ctx.Session.Destroy(ctx.Resp, ctx.Req)
ctx.DeleteCookie(setting.CookieUserName)
ctx.DeleteCookie(setting.CookieRememberName)
middleware.DeleteCSRFCookie(ctx.Resp)
middleware.DeleteLocaleCookie(ctx.Resp)
middleware.DeleteRedirectToCookie(ctx.Resp)
}
// SignOut sign out from login status
func SignOut(ctx *context.Context) {
if ctx.User != nil {
eventsource.GetManager().SendMessageBlocking(ctx.User.ID, &eventsource.Event{
Name: "logout",
Data: ctx.Session.ID(),
})
}
HandleSignOut(ctx)
ctx.Redirect(setting.AppSubURL + "/")
}
// SignUp render the register page
func SignUp(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("sign_up")
ctx.Data["SignUpLink"] = setting.AppSubURL + "/user/sign_up"
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["RecaptchaURL"] = setting.Service.RecaptchaURL
ctx.Data["Captcha"] = context.GetImageCaptcha()
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["HcaptchaSitekey"] = setting.Service.HcaptchaSitekey
ctx.Data["PageIsSignUp"] = true
//Show Disabled Registration message if DisableRegistration or AllowOnlyExternalRegistration options are true
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration || setting.Service.AllowOnlyExternalRegistration
ctx.HTML(http.StatusOK, tplSignUp)
}
// SignUpPost response for sign up information submission
func SignUpPost(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.RegisterForm)
ctx.Data["Title"] = ctx.Tr("sign_up")
ctx.Data["SignUpLink"] = setting.AppSubURL + "/user/sign_up"
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["RecaptchaURL"] = setting.Service.RecaptchaURL
ctx.Data["Captcha"] = context.GetImageCaptcha()
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["HcaptchaSitekey"] = setting.Service.HcaptchaSitekey
ctx.Data["PageIsSignUp"] = true
//Permission denied if DisableRegistration or AllowOnlyExternalRegistration options are true
if setting.Service.DisableRegistration || setting.Service.AllowOnlyExternalRegistration {
ctx.Error(http.StatusForbidden)
return
}
if ctx.HasError() {
ctx.HTML(http.StatusOK, tplSignUp)
return
}
if setting.Service.EnableCaptcha {
var valid bool
var err error
switch setting.Service.CaptchaType {
case setting.ImageCaptcha:
valid = context.GetImageCaptcha().VerifyReq(ctx.Req)
case setting.ReCaptcha:
valid, err = recaptcha.Verify(ctx, form.GRecaptchaResponse)
case setting.HCaptcha:
valid, err = hcaptcha.Verify(ctx, form.HcaptchaResponse)
default:
ctx.ServerError("Unknown Captcha Type", fmt.Errorf("Unknown Captcha Type: %s", setting.Service.CaptchaType))
return
}
if err != nil {
log.Debug("%s", err.Error())
}
if !valid {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplSignUp, &form)
return
}
}
if !form.IsEmailDomainAllowed() {
ctx.RenderWithErr(ctx.Tr("auth.email_domain_blacklisted"), tplSignUp, &form)
return
}
if form.Password != form.Retype {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplSignUp, &form)
return
}
if len(form.Password) < setting.MinPasswordLength {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("auth.password_too_short", setting.MinPasswordLength), tplSignUp, &form)
return
}
if !password.IsComplexEnough(form.Password) {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(password.BuildComplexityError(ctx), tplSignUp, &form)
return
}
pwned, err := password.IsPwned(ctx, form.Password)
if pwned {
errMsg := ctx.Tr("auth.password_pwned")
if err != nil {
log.Error(err.Error())
errMsg = ctx.Tr("auth.password_pwned_err")
}
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(errMsg, tplSignUp, &form)
return
}
u := &user_model.User{
Name: form.UserName,
Email: form.Email,
Passwd: form.Password,
IsActive: !(setting.Service.RegisterEmailConfirm || setting.Service.RegisterManualConfirm),
IsRestricted: setting.Service.DefaultUserIsRestricted,
}
if !createAndHandleCreatedUser(ctx, tplSignUp, form, u, nil, false) {
// error already handled
return
}
ctx.Flash.Success(ctx.Tr("auth.sign_up_successful"))
handleSignInFull(ctx, u, false, true)
}
// createAndHandleCreatedUser calls createUserInContext and
// then handleUserCreated.
func createAndHandleCreatedUser(ctx *context.Context, tpl base.TplName, form interface{}, u *user_model.User, gothUser *goth.User, allowLink bool) bool {
if !createUserInContext(ctx, tpl, form, u, gothUser, allowLink) {
return false
}
return handleUserCreated(ctx, u, gothUser)
}
// createUserInContext creates a user and handles errors within a given context.
// Optionally a template can be specified.
func createUserInContext(ctx *context.Context, tpl base.TplName, form interface{}, u *user_model.User, gothUser *goth.User, allowLink bool) (ok bool) {
if err := user_model.CreateUser(u); err != nil {
if allowLink && (user_model.IsErrUserAlreadyExist(err) || user_model.IsErrEmailAlreadyUsed(err)) {
if setting.OAuth2Client.AccountLinking == setting.OAuth2AccountLinkingAuto {
var user *user_model.User
user = &user_model.User{Name: u.Name}
hasUser, err := user_model.GetUser(user)
if !hasUser || err != nil {
user = &user_model.User{Email: u.Email}
hasUser, err = user_model.GetUser(user)
if !hasUser || err != nil {
ctx.ServerError("UserLinkAccount", err)
return
}
}
// TODO: probably we should respect 'remember' user's choice...
linkAccount(ctx, user, *gothUser, true)
return // user is already created here, all redirects are handled
} else if setting.OAuth2Client.AccountLinking == setting.OAuth2AccountLinkingLogin {
showLinkingLogin(ctx, *gothUser)
return // user will be created only after linking login
}
}
// handle error without template
if len(tpl) == 0 {
ctx.ServerError("CreateUser", err)
return
}
// handle error with template
switch {
case user_model.IsErrUserAlreadyExist(err):
ctx.Data["Err_UserName"] = true
ctx.RenderWithErr(ctx.Tr("form.username_been_taken"), tpl, form)
case user_model.IsErrEmailAlreadyUsed(err):
ctx.Data["Err_Email"] = true
ctx.RenderWithErr(ctx.Tr("form.email_been_used"), tpl, form)
case user_model.IsErrEmailInvalid(err):
ctx.Data["Err_Email"] = true
ctx.RenderWithErr(ctx.Tr("form.email_invalid"), tpl, form)
case db.IsErrNameReserved(err):
ctx.Data["Err_UserName"] = true
ctx.RenderWithErr(ctx.Tr("user.form.name_reserved", err.(db.ErrNameReserved).Name), tpl, form)
case db.IsErrNamePatternNotAllowed(err):
ctx.Data["Err_UserName"] = true
ctx.RenderWithErr(ctx.Tr("user.form.name_pattern_not_allowed", err.(db.ErrNamePatternNotAllowed).Pattern), tpl, form)
case db.IsErrNameCharsNotAllowed(err):
ctx.Data["Err_UserName"] = true
ctx.RenderWithErr(ctx.Tr("user.form.name_chars_not_allowed", err.(db.ErrNameCharsNotAllowed).Name), tpl, form)
default:
ctx.ServerError("CreateUser", err)
}
return
}
log.Trace("Account created: %s", u.Name)
return true
}
// handleUserCreated does additional steps after a new user is created.
// It auto-sets admin for the only user, updates the optional external user and
// sends a confirmation email if required.
func handleUserCreated(ctx *context.Context, u *user_model.User, gothUser *goth.User) (ok bool) {
// Auto-set admin for the only user.
if user_model.CountUsers() == 1 {
u.IsAdmin = true
u.IsActive = true
u.SetLastLogin()
if err := user_model.UpdateUserCols(db.DefaultContext, u, "is_admin", "is_active", "last_login_unix"); err != nil {
ctx.ServerError("UpdateUser", err)
return
}
}
// update external user information
if gothUser != nil {
if err := externalaccount.UpdateExternalUser(u, *gothUser); err != nil {
log.Error("UpdateExternalUser failed: %v", err)
}
}
// Send confirmation email
if !u.IsActive && u.ID > 1 {
mailer.SendActivateAccountMail(ctx.Locale, u)
ctx.Data["IsSendRegisterMail"] = true
ctx.Data["Email"] = u.Email
ctx.Data["ActiveCodeLives"] = timeutil.MinutesToFriendly(setting.Service.ActiveCodeLives, ctx.Locale.Language())
ctx.HTML(http.StatusOK, TplActivate)
if err := ctx.Cache.Put("MailResendLimit_"+u.LowerName, u.LowerName, 180); err != nil {
log.Error("Set cache(MailResendLimit) fail: %v", err)
}
return
}
return true
}
// Activate render activate user page
func Activate(ctx *context.Context) {
code := ctx.FormString("code")
if len(code) == 0 {
ctx.Data["IsActivatePage"] = true
if ctx.User == nil || ctx.User.IsActive {
ctx.NotFound("invalid user", nil)
return
}
// Resend confirmation email.
if setting.Service.RegisterEmailConfirm {
if ctx.Cache.IsExist("MailResendLimit_" + ctx.User.LowerName) {
ctx.Data["ResendLimited"] = true
} else {
ctx.Data["ActiveCodeLives"] = timeutil.MinutesToFriendly(setting.Service.ActiveCodeLives, ctx.Locale.Language())
mailer.SendActivateAccountMail(ctx.Locale, ctx.User)
if err := ctx.Cache.Put("MailResendLimit_"+ctx.User.LowerName, ctx.User.LowerName, 180); err != nil {
log.Error("Set cache(MailResendLimit) fail: %v", err)
}
}
} else {
ctx.Data["ServiceNotEnabled"] = true
}
ctx.HTML(http.StatusOK, TplActivate)
return
}
user := user_model.VerifyUserActiveCode(code)
// if code is wrong
if user == nil {
ctx.Data["IsActivateFailed"] = true
ctx.HTML(http.StatusOK, TplActivate)
return
}
// if account is local account, verify password
if user.LoginSource == 0 {
ctx.Data["Code"] = code
ctx.Data["NeedsPassword"] = true
ctx.HTML(http.StatusOK, TplActivate)
return
}
handleAccountActivation(ctx, user)
}
// ActivatePost handles account activation with password check
func ActivatePost(ctx *context.Context) {
code := ctx.FormString("code")
if len(code) == 0 {
ctx.Redirect(setting.AppSubURL + "/user/activate")
return
}
user := user_model.VerifyUserActiveCode(code)
// if code is wrong
if user == nil {
ctx.Data["IsActivateFailed"] = true
ctx.HTML(http.StatusOK, TplActivate)
return
}
// if account is local account, verify password
if user.LoginSource == 0 {
password := ctx.FormString("password")
if len(password) == 0 {
ctx.Data["Code"] = code
ctx.Data["NeedsPassword"] = true
ctx.HTML(http.StatusOK, TplActivate)
return
}
if !user.ValidatePassword(password) {
ctx.Data["IsActivateFailed"] = true
ctx.HTML(http.StatusOK, TplActivate)
return
}
}
handleAccountActivation(ctx, user)
}
func handleAccountActivation(ctx *context.Context, user *user_model.User) {
user.IsActive = true
var err error
if user.Rands, err = user_model.GetUserSalt(); err != nil {
ctx.ServerError("UpdateUser", err)
return
}
if err := user_model.UpdateUserCols(db.DefaultContext, user, "is_active", "rands"); err != nil {
if user_model.IsErrUserNotExist(err) {
ctx.NotFound("UpdateUserCols", err)
} else {
ctx.ServerError("UpdateUser", err)
}
return
}
if err := user_model.ActivateUserEmail(user.ID, user.Email, true); err != nil {
log.Error("Unable to activate email for user: %-v with email: %s: %v", user, user.Email, err)
ctx.ServerError("ActivateUserEmail", err)
return
}
log.Trace("User activated: %s", user.Name)
if err := ctx.Session.Set("uid", user.ID); err != nil {
log.Error("Error setting uid in session[%s]: %v", ctx.Session.ID(), err)
}
if err := ctx.Session.Set("uname", user.Name); err != nil {
log.Error("Error setting uname in session[%s]: %v", ctx.Session.ID(), err)
}
if err := ctx.Session.Release(); err != nil {
log.Error("Error storing session[%s]: %v", ctx.Session.ID(), err)
}
ctx.Flash.Success(ctx.Tr("auth.account_activated"))
ctx.Redirect(setting.AppSubURL + "/")
}
// ActivateEmail render the activate email page
func ActivateEmail(ctx *context.Context) {
code := ctx.FormString("code")
emailStr := ctx.FormString("email")
// Verify code.
if email := user_model.VerifyActiveEmailCode(code, emailStr); email != nil {
if err := user_model.ActivateEmail(email); err != nil {
ctx.ServerError("ActivateEmail", err)
}
log.Trace("Email activated: %s", email.Email)
ctx.Flash.Success(ctx.Tr("settings.add_email_success"))
if u, err := user_model.GetUserByID(email.UID); err != nil {
log.Warn("GetUserByID: %d", email.UID)
} else {
// Allow user to validate more emails
_ = ctx.Cache.Delete("MailResendLimit_" + u.LowerName)
}
}
// FIXME: e-mail verification does not require the user to be logged in,
// so this could be redirecting to the login page.
// Should users be logged in automatically here? (consider 2FA requirements, etc.)
ctx.Redirect(setting.AppSubURL + "/user/settings/account")
}
// ForgotPasswd render the forget password page
func ForgotPasswd(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("auth.forgot_password_title")
if setting.MailService == nil {
log.Warn(ctx.Tr("auth.disable_forgot_password_mail_admin"))
ctx.Data["IsResetDisable"] = true
ctx.HTML(http.StatusOK, tplForgotPassword)
return
}
ctx.Data["Email"] = ctx.FormString("email")
ctx.Data["IsResetRequest"] = true
ctx.HTML(http.StatusOK, tplForgotPassword)
}
// ForgotPasswdPost response for forget password request
func ForgotPasswdPost(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("auth.forgot_password_title")
if setting.MailService == nil {
ctx.NotFound("ForgotPasswdPost", nil)
return
}
ctx.Data["IsResetRequest"] = true
email := ctx.FormString("email")
ctx.Data["Email"] = email
u, err := user_model.GetUserByEmail(email)
if err != nil {
if user_model.IsErrUserNotExist(err) {
ctx.Data["ResetPwdCodeLives"] = timeutil.MinutesToFriendly(setting.Service.ResetPwdCodeLives, ctx.Locale.Language())
ctx.Data["IsResetSent"] = true
ctx.HTML(http.StatusOK, tplForgotPassword)
return
}
ctx.ServerError("user.ResetPasswd(check existence)", err)
return
}
if !u.IsLocal() && !u.IsOAuth2() {
ctx.Data["Err_Email"] = true
ctx.RenderWithErr(ctx.Tr("auth.non_local_account"), tplForgotPassword, nil)
return
}
if ctx.Cache.IsExist("MailResendLimit_" + u.LowerName) {
ctx.Data["ResendLimited"] = true
ctx.HTML(http.StatusOK, tplForgotPassword)
return
}
mailer.SendResetPasswordMail(u)
if err = ctx.Cache.Put("MailResendLimit_"+u.LowerName, u.LowerName, 180); err != nil {
log.Error("Set cache(MailResendLimit) fail: %v", err)
}
ctx.Data["ResetPwdCodeLives"] = timeutil.MinutesToFriendly(setting.Service.ResetPwdCodeLives, ctx.Locale.Language())
ctx.Data["IsResetSent"] = true
ctx.HTML(http.StatusOK, tplForgotPassword)
}
func commonResetPassword(ctx *context.Context) (*user_model.User, *login.TwoFactor) {
code := ctx.FormString("code")
ctx.Data["Title"] = ctx.Tr("auth.reset_password")
ctx.Data["Code"] = code
if nil != ctx.User {
ctx.Data["user_signed_in"] = true
}
if len(code) == 0 {
ctx.Flash.Error(ctx.Tr("auth.invalid_code"))
return nil, nil
}
// Fail early, don't frustrate the user
u := user_model.VerifyUserActiveCode(code)
if u == nil {
ctx.Flash.Error(ctx.Tr("auth.invalid_code"))
return nil, nil
}
twofa, err := login.GetTwoFactorByUID(u.ID)
if err != nil {
if !login.IsErrTwoFactorNotEnrolled(err) {
ctx.Error(http.StatusInternalServerError, "CommonResetPassword", err.Error())
return nil, nil
}
} else {
ctx.Data["has_two_factor"] = true
ctx.Data["scratch_code"] = ctx.FormBool("scratch_code")
}
// Show the user that they are affecting the account that they intended to
ctx.Data["user_email"] = u.Email
if nil != ctx.User && u.ID != ctx.User.ID {
ctx.Flash.Error(ctx.Tr("auth.reset_password_wrong_user", ctx.User.Email, u.Email))
return nil, nil
}
return u, twofa
}
// ResetPasswd render the account recovery page
func ResetPasswd(ctx *context.Context) {
ctx.Data["IsResetForm"] = true
commonResetPassword(ctx)
if ctx.Written() {
return
}
ctx.HTML(http.StatusOK, tplResetPassword)
}
// ResetPasswdPost response from account recovery request
func ResetPasswdPost(ctx *context.Context) {
u, twofa := commonResetPassword(ctx)
if ctx.Written() {
return
}
if u == nil {
// Flash error has been set
ctx.HTML(http.StatusOK, tplResetPassword)
return
}
// Validate password length.
passwd := ctx.FormString("password")
if len(passwd) < setting.MinPasswordLength {
ctx.Data["IsResetForm"] = true
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("auth.password_too_short", setting.MinPasswordLength), tplResetPassword, nil)
return
} else if !password.IsComplexEnough(passwd) {
ctx.Data["IsResetForm"] = true
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(password.BuildComplexityError(ctx), tplResetPassword, nil)
return
} else if pwned, err := password.IsPwned(ctx, passwd); pwned || err != nil {
errMsg := ctx.Tr("auth.password_pwned")
if err != nil {
log.Error(err.Error())
errMsg = ctx.Tr("auth.password_pwned_err")
}
ctx.Data["IsResetForm"] = true
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(errMsg, tplResetPassword, nil)
return
}
// Handle two-factor
regenerateScratchToken := false
if twofa != nil {
if ctx.FormBool("scratch_code") {
if !twofa.VerifyScratchToken(ctx.FormString("token")) {
ctx.Data["IsResetForm"] = true
ctx.Data["Err_Token"] = true
ctx.RenderWithErr(ctx.Tr("auth.twofa_scratch_token_incorrect"), tplResetPassword, nil)
return
}
regenerateScratchToken = true
} else {
passcode := ctx.FormString("passcode")
ok, err := twofa.ValidateTOTP(passcode)
if err != nil {
ctx.Error(http.StatusInternalServerError, "ValidateTOTP", err.Error())
return
}
if !ok || twofa.LastUsedPasscode == passcode {
ctx.Data["IsResetForm"] = true
ctx.Data["Err_Passcode"] = true
ctx.RenderWithErr(ctx.Tr("auth.twofa_passcode_incorrect"), tplResetPassword, nil)
return
}
twofa.LastUsedPasscode = passcode
if err = login.UpdateTwoFactor(twofa); err != nil {
ctx.ServerError("ResetPasswdPost: UpdateTwoFactor", err)
return
}
}
}
var err error
if u.Rands, err = user_model.GetUserSalt(); err != nil {
ctx.ServerError("UpdateUser", err)
return
}
if err = u.SetPassword(passwd); err != nil {
ctx.ServerError("UpdateUser", err)
return
}
u.MustChangePassword = false
if err := user_model.UpdateUserCols(db.DefaultContext, u, "must_change_password", "passwd", "passwd_hash_algo", "rands", "salt"); err != nil {
ctx.ServerError("UpdateUser", err)
return
}
log.Trace("User password reset: %s", u.Name)
ctx.Data["IsResetFailed"] = true
remember := len(ctx.FormString("remember")) != 0
if regenerateScratchToken {
// Invalidate the scratch token.
_, err = twofa.GenerateScratchToken()
if err != nil {
ctx.ServerError("UserSignIn", err)
return
}
if err = login.UpdateTwoFactor(twofa); err != nil {
ctx.ServerError("UserSignIn", err)
return
}
handleSignInFull(ctx, u, remember, false)
ctx.Flash.Info(ctx.Tr("auth.twofa_scratch_used"))
ctx.Redirect(setting.AppSubURL + "/user/settings/security")
return
}
handleSignInFull(ctx, u, remember, true)
}
// MustChangePassword renders the page to change a user's password
func MustChangePassword(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("auth.must_change_password")
ctx.Data["ChangePasscodeLink"] = setting.AppSubURL + "/user/settings/change_password"
ctx.Data["MustChangePassword"] = true
ctx.HTML(http.StatusOK, tplMustChangePassword)
}
// MustChangePasswordPost response for updating a user's password after his/her
// account was created by an admin
func MustChangePasswordPost(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.MustChangePasswordForm)
ctx.Data["Title"] = ctx.Tr("auth.must_change_password")
ctx.Data["ChangePasscodeLink"] = setting.AppSubURL + "/user/settings/change_password"
if ctx.HasError() {
ctx.HTML(http.StatusOK, tplMustChangePassword)
return
}
u := ctx.User
// Make sure only requests for users who are eligible to change their password via
// this method passes through
if !u.MustChangePassword {
ctx.ServerError("MustUpdatePassword", errors.New("cannot update password.. Please visit the settings page"))
return
}
if form.Password != form.Retype {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplMustChangePassword, &form)
return
}
if len(form.Password) < setting.MinPasswordLength {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("auth.password_too_short", setting.MinPasswordLength), tplMustChangePassword, &form)
return
}
var err error
if err = u.SetPassword(form.Password); err != nil {
ctx.ServerError("UpdateUser", err)
return
}
u.MustChangePassword = false
if err := user_model.UpdateUserCols(db.DefaultContext, u, "must_change_password", "passwd", "passwd_hash_algo", "salt"); err != nil {
ctx.ServerError("UpdateUser", err)
return
}
ctx.Flash.Success(ctx.Tr("settings.change_password_success"))
log.Trace("User updated password: %s", u.Name)
if redirectTo := ctx.GetCookie("redirect_to"); len(redirectTo) > 0 && !utils.IsExternalURL(redirectTo) {
middleware.DeleteRedirectToCookie(ctx.Resp)
ctx.RedirectToFirst(redirectTo)
return
}
ctx.Redirect(setting.AppSubURL + "/")
}