mirror of
https://github.com/go-gitea/gitea.git
synced 2024-12-21 01:35:14 +01:00
0d24c9f383
In the OpenID flows, the "CfTurnstileSitekey" wasn't populated, which caused those flows to fail if using Turnstile as the Captcha implementation. This adds the missing context variables, allowing Turnstile to be used in the OpenID flows.
392 lines
11 KiB
Go
392 lines
11 KiB
Go
// Copyright 2017 The Gitea Authors. All rights reserved.
|
|
// SPDX-License-Identifier: MIT
|
|
|
|
package auth
|
|
|
|
import (
|
|
"fmt"
|
|
"net/http"
|
|
"net/url"
|
|
|
|
user_model "code.gitea.io/gitea/models/user"
|
|
"code.gitea.io/gitea/modules/auth/openid"
|
|
"code.gitea.io/gitea/modules/base"
|
|
"code.gitea.io/gitea/modules/log"
|
|
"code.gitea.io/gitea/modules/setting"
|
|
"code.gitea.io/gitea/modules/util"
|
|
"code.gitea.io/gitea/modules/web"
|
|
"code.gitea.io/gitea/services/auth"
|
|
"code.gitea.io/gitea/services/context"
|
|
"code.gitea.io/gitea/services/forms"
|
|
)
|
|
|
|
const (
|
|
tplSignInOpenID base.TplName = "user/auth/signin_openid"
|
|
tplConnectOID base.TplName = "user/auth/signup_openid_connect"
|
|
tplSignUpOID base.TplName = "user/auth/signup_openid_register"
|
|
)
|
|
|
|
// SignInOpenID render sign in page
|
|
func SignInOpenID(ctx *context.Context) {
|
|
ctx.Data["Title"] = ctx.Tr("sign_in")
|
|
|
|
if ctx.FormString("openid.return_to") != "" {
|
|
signInOpenIDVerify(ctx)
|
|
return
|
|
}
|
|
|
|
if CheckAutoLogin(ctx) {
|
|
return
|
|
}
|
|
|
|
ctx.Data["PageIsSignIn"] = true
|
|
ctx.Data["PageIsLoginOpenID"] = true
|
|
ctx.HTML(http.StatusOK, tplSignInOpenID)
|
|
}
|
|
|
|
// Check if the given OpenID URI is allowed by blacklist/whitelist
|
|
func allowedOpenIDURI(uri string) (err error) {
|
|
// In case a Whitelist is present, URI must be in it
|
|
// in order to be accepted
|
|
if len(setting.Service.OpenIDWhitelist) != 0 {
|
|
for _, pat := range setting.Service.OpenIDWhitelist {
|
|
if pat.MatchString(uri) {
|
|
return nil // pass
|
|
}
|
|
}
|
|
// must match one of this or be refused
|
|
return fmt.Errorf("URI not allowed by whitelist")
|
|
}
|
|
|
|
// A blacklist match expliclty forbids
|
|
for _, pat := range setting.Service.OpenIDBlacklist {
|
|
if pat.MatchString(uri) {
|
|
return fmt.Errorf("URI forbidden by blacklist")
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// SignInOpenIDPost response for openid sign in request
|
|
func SignInOpenIDPost(ctx *context.Context) {
|
|
form := web.GetForm(ctx).(*forms.SignInOpenIDForm)
|
|
ctx.Data["Title"] = ctx.Tr("sign_in")
|
|
ctx.Data["PageIsSignIn"] = true
|
|
ctx.Data["PageIsLoginOpenID"] = true
|
|
|
|
if ctx.HasError() {
|
|
ctx.HTML(http.StatusOK, tplSignInOpenID)
|
|
return
|
|
}
|
|
|
|
id, err := openid.Normalize(form.Openid)
|
|
if err != nil {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &form)
|
|
return
|
|
}
|
|
form.Openid = id
|
|
|
|
log.Trace("OpenID uri: " + id)
|
|
|
|
err = allowedOpenIDURI(id)
|
|
if err != nil {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &form)
|
|
return
|
|
}
|
|
|
|
redirectTo := setting.AppURL + "user/login/openid"
|
|
url, err := openid.RedirectURL(id, redirectTo, setting.AppURL)
|
|
if err != nil {
|
|
log.Error("Error in OpenID redirect URL: %s, %v", redirectTo, err.Error())
|
|
ctx.RenderWithErr(fmt.Sprintf("Unable to find OpenID provider in %s", redirectTo), tplSignInOpenID, &form)
|
|
return
|
|
}
|
|
|
|
// Request optional nickname and email info
|
|
// NOTE: change to `openid.sreg.required` to require it
|
|
url += "&openid.ns.sreg=http%3A%2F%2Fopenid.net%2Fextensions%2Fsreg%2F1.1"
|
|
url += "&openid.sreg.optional=nickname%2Cemail"
|
|
|
|
log.Trace("Form-passed openid-remember: %t", form.Remember)
|
|
|
|
if err := ctx.Session.Set("openid_signin_remember", form.Remember); err != nil {
|
|
log.Error("SignInOpenIDPost: Could not set openid_signin_remember in session: %v", err)
|
|
}
|
|
if err := ctx.Session.Release(); err != nil {
|
|
log.Error("SignInOpenIDPost: Unable to save changes to the session: %v", err)
|
|
}
|
|
|
|
ctx.Redirect(url)
|
|
}
|
|
|
|
// signInOpenIDVerify handles response from OpenID provider
|
|
func signInOpenIDVerify(ctx *context.Context) {
|
|
log.Trace("Incoming call to: %s", ctx.Req.URL.String())
|
|
|
|
fullURL := setting.AppURL + ctx.Req.URL.String()[1:]
|
|
log.Trace("Full URL: %s", fullURL)
|
|
|
|
id, err := openid.Verify(fullURL)
|
|
if err != nil {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &forms.SignInOpenIDForm{
|
|
Openid: id,
|
|
})
|
|
return
|
|
}
|
|
|
|
log.Trace("Verified ID: %s", id)
|
|
|
|
/* Now we should seek for the user and log him in, or prompt
|
|
* to register if not found */
|
|
|
|
u, err := user_model.GetUserByOpenID(ctx, id)
|
|
if err != nil {
|
|
if !user_model.IsErrUserNotExist(err) {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &forms.SignInOpenIDForm{
|
|
Openid: id,
|
|
})
|
|
return
|
|
}
|
|
log.Error("signInOpenIDVerify: %v", err)
|
|
}
|
|
if u != nil {
|
|
log.Trace("User exists, logging in")
|
|
remember, _ := ctx.Session.Get("openid_signin_remember").(bool)
|
|
log.Trace("Session stored openid-remember: %t", remember)
|
|
handleSignIn(ctx, u, remember)
|
|
return
|
|
}
|
|
|
|
log.Trace("User with openid: %s does not exist, should connect or register", id)
|
|
|
|
parsedURL, err := url.Parse(fullURL)
|
|
if err != nil {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &forms.SignInOpenIDForm{
|
|
Openid: id,
|
|
})
|
|
return
|
|
}
|
|
values, err := url.ParseQuery(parsedURL.RawQuery)
|
|
if err != nil {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &forms.SignInOpenIDForm{
|
|
Openid: id,
|
|
})
|
|
return
|
|
}
|
|
email := values.Get("openid.sreg.email")
|
|
nickname := values.Get("openid.sreg.nickname")
|
|
|
|
log.Trace("User has email=%s and nickname=%s", email, nickname)
|
|
|
|
if email != "" {
|
|
u, err = user_model.GetUserByEmail(ctx, email)
|
|
if err != nil {
|
|
if !user_model.IsErrUserNotExist(err) {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &forms.SignInOpenIDForm{
|
|
Openid: id,
|
|
})
|
|
return
|
|
}
|
|
log.Error("signInOpenIDVerify: %v", err)
|
|
}
|
|
if u != nil {
|
|
log.Trace("Local user %s has OpenID provided email %s", u.LowerName, email)
|
|
}
|
|
}
|
|
|
|
if u == nil && nickname != "" {
|
|
u, _ = user_model.GetUserByName(ctx, nickname)
|
|
if err != nil {
|
|
if !user_model.IsErrUserNotExist(err) {
|
|
ctx.RenderWithErr(err.Error(), tplSignInOpenID, &forms.SignInOpenIDForm{
|
|
Openid: id,
|
|
})
|
|
return
|
|
}
|
|
}
|
|
if u != nil {
|
|
log.Trace("Local user %s has OpenID provided nickname %s", u.LowerName, nickname)
|
|
}
|
|
}
|
|
|
|
if u != nil {
|
|
nickname = u.LowerName
|
|
}
|
|
if err := updateSession(ctx, nil, map[string]any{
|
|
"openid_verified_uri": id,
|
|
"openid_determined_email": email,
|
|
"openid_determined_username": nickname,
|
|
}); err != nil {
|
|
ctx.ServerError("updateSession", err)
|
|
return
|
|
}
|
|
|
|
if u != nil || !setting.Service.EnableOpenIDSignUp || setting.Service.AllowOnlyInternalRegistration {
|
|
ctx.Redirect(setting.AppSubURL + "/user/openid/connect")
|
|
} else {
|
|
ctx.Redirect(setting.AppSubURL + "/user/openid/register")
|
|
}
|
|
}
|
|
|
|
// ConnectOpenID shows a form to connect an OpenID URI to an existing account
|
|
func ConnectOpenID(ctx *context.Context) {
|
|
oid, _ := ctx.Session.Get("openid_verified_uri").(string)
|
|
if oid == "" {
|
|
ctx.Redirect(setting.AppSubURL + "/user/login/openid")
|
|
return
|
|
}
|
|
ctx.Data["Title"] = "OpenID connect"
|
|
ctx.Data["PageIsSignIn"] = true
|
|
ctx.Data["PageIsOpenIDConnect"] = true
|
|
ctx.Data["EnableOpenIDSignUp"] = setting.Service.EnableOpenIDSignUp
|
|
ctx.Data["AllowOnlyInternalRegistration"] = setting.Service.AllowOnlyInternalRegistration
|
|
ctx.Data["OpenID"] = oid
|
|
userName, _ := ctx.Session.Get("openid_determined_username").(string)
|
|
if userName != "" {
|
|
ctx.Data["user_name"] = userName
|
|
}
|
|
ctx.HTML(http.StatusOK, tplConnectOID)
|
|
}
|
|
|
|
// ConnectOpenIDPost handles submission of a form to connect an OpenID URI to an existing account
|
|
func ConnectOpenIDPost(ctx *context.Context) {
|
|
form := web.GetForm(ctx).(*forms.ConnectOpenIDForm)
|
|
oid, _ := ctx.Session.Get("openid_verified_uri").(string)
|
|
if oid == "" {
|
|
ctx.Redirect(setting.AppSubURL + "/user/login/openid")
|
|
return
|
|
}
|
|
ctx.Data["Title"] = "OpenID connect"
|
|
ctx.Data["PageIsSignIn"] = true
|
|
ctx.Data["PageIsOpenIDConnect"] = true
|
|
ctx.Data["EnableOpenIDSignUp"] = setting.Service.EnableOpenIDSignUp
|
|
ctx.Data["OpenID"] = oid
|
|
|
|
u, _, err := auth.UserSignIn(ctx, form.UserName, form.Password)
|
|
if err != nil {
|
|
handleSignInError(ctx, form.UserName, &form, tplConnectOID, "ConnectOpenIDPost", err)
|
|
return
|
|
}
|
|
|
|
// add OpenID for the user
|
|
userOID := &user_model.UserOpenID{UID: u.ID, URI: oid}
|
|
if err = user_model.AddUserOpenID(ctx, userOID); err != nil {
|
|
if user_model.IsErrOpenIDAlreadyUsed(err) {
|
|
ctx.RenderWithErr(ctx.Tr("form.openid_been_used", oid), tplConnectOID, &form)
|
|
return
|
|
}
|
|
ctx.ServerError("AddUserOpenID", err)
|
|
return
|
|
}
|
|
|
|
ctx.Flash.Success(ctx.Tr("settings.add_openid_success"))
|
|
|
|
remember, _ := ctx.Session.Get("openid_signin_remember").(bool)
|
|
log.Trace("Session stored openid-remember: %t", remember)
|
|
handleSignIn(ctx, u, remember)
|
|
}
|
|
|
|
// RegisterOpenID shows a form to create a new user authenticated via an OpenID URI
|
|
func RegisterOpenID(ctx *context.Context) {
|
|
oid, _ := ctx.Session.Get("openid_verified_uri").(string)
|
|
if oid == "" {
|
|
ctx.Redirect(setting.AppSubURL + "/user/login/openid")
|
|
return
|
|
}
|
|
ctx.Data["Title"] = "OpenID signup"
|
|
ctx.Data["PageIsSignIn"] = true
|
|
ctx.Data["PageIsOpenIDRegister"] = true
|
|
ctx.Data["EnableOpenIDSignUp"] = setting.Service.EnableOpenIDSignUp
|
|
ctx.Data["AllowOnlyInternalRegistration"] = setting.Service.AllowOnlyInternalRegistration
|
|
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
|
|
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["RecaptchaURL"] = setting.Service.RecaptchaURL
|
|
ctx.Data["McaptchaSitekey"] = setting.Service.McaptchaSitekey
|
|
ctx.Data["McaptchaURL"] = setting.Service.McaptchaURL
|
|
ctx.Data["CfTurnstileSitekey"] = setting.Service.CfTurnstileSitekey
|
|
ctx.Data["OpenID"] = oid
|
|
userName, _ := ctx.Session.Get("openid_determined_username").(string)
|
|
if userName != "" {
|
|
ctx.Data["user_name"] = userName
|
|
}
|
|
email, _ := ctx.Session.Get("openid_determined_email").(string)
|
|
if email != "" {
|
|
ctx.Data["email"] = email
|
|
}
|
|
ctx.HTML(http.StatusOK, tplSignUpOID)
|
|
}
|
|
|
|
// RegisterOpenIDPost handles submission of a form to create a new user authenticated via an OpenID URI
|
|
func RegisterOpenIDPost(ctx *context.Context) {
|
|
form := web.GetForm(ctx).(*forms.SignUpOpenIDForm)
|
|
oid, _ := ctx.Session.Get("openid_verified_uri").(string)
|
|
if oid == "" {
|
|
ctx.Redirect(setting.AppSubURL + "/user/login/openid")
|
|
return
|
|
}
|
|
|
|
ctx.Data["Title"] = "OpenID signup"
|
|
ctx.Data["PageIsSignIn"] = true
|
|
ctx.Data["PageIsOpenIDRegister"] = true
|
|
ctx.Data["EnableOpenIDSignUp"] = setting.Service.EnableOpenIDSignUp
|
|
context.SetCaptchaData(ctx)
|
|
ctx.Data["OpenID"] = oid
|
|
|
|
if setting.Service.AllowOnlyInternalRegistration {
|
|
ctx.Error(http.StatusForbidden)
|
|
return
|
|
}
|
|
|
|
if setting.Service.EnableCaptcha {
|
|
if err := ctx.Req.ParseForm(); err != nil {
|
|
ctx.ServerError("", err)
|
|
return
|
|
}
|
|
context.VerifyCaptcha(ctx, tplSignUpOID, form)
|
|
}
|
|
|
|
length := setting.MinPasswordLength
|
|
if length < 256 {
|
|
length = 256
|
|
}
|
|
password, err := util.CryptoRandomString(int64(length))
|
|
if err != nil {
|
|
ctx.RenderWithErr(err.Error(), tplSignUpOID, form)
|
|
return
|
|
}
|
|
|
|
u := &user_model.User{
|
|
Name: form.UserName,
|
|
Email: form.Email,
|
|
Passwd: password,
|
|
}
|
|
if !createUserInContext(ctx, tplSignUpOID, form, u, nil, nil, false) {
|
|
// error already handled
|
|
return
|
|
}
|
|
|
|
// add OpenID for the user
|
|
userOID := &user_model.UserOpenID{UID: u.ID, URI: oid}
|
|
if err = user_model.AddUserOpenID(ctx, userOID); err != nil {
|
|
if user_model.IsErrOpenIDAlreadyUsed(err) {
|
|
ctx.RenderWithErr(ctx.Tr("form.openid_been_used", oid), tplSignUpOID, &form)
|
|
return
|
|
}
|
|
ctx.ServerError("AddUserOpenID", err)
|
|
return
|
|
}
|
|
|
|
if !handleUserCreated(ctx, u, nil) {
|
|
// error already handled
|
|
return
|
|
}
|
|
|
|
remember, _ := ctx.Session.Get("openid_signin_remember").(bool)
|
|
log.Trace("Session stored openid-remember: %t", remember)
|
|
handleSignIn(ctx, u, remember)
|
|
}
|