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Show OAuth callback error message (#18185)

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* Show callback error message.

* lint

* Use error code to display a message.

Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: Lauris BH <lauris@nix.lv>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
This commit is contained in:
KN4CK3R 2022-01-07 22:02:09 +01:00 committed by GitHub
parent 3dbdf36d95
commit e30b20dc68
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 38 additions and 1 deletions
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3
options/locale/locale_en-US.ini
View file

@ -317,6 +317,9 @@ oauth_signup_submit = Complete Account
oauth_signin_tab = Link to Existing Account
oauth_signin_title = Sign In to Authorize Linked Account
oauth_signin_submit = Link Account
oauth.signin.error = There was an error processing the authorization request. If this error persists, please contact the site administrator.
oauth.signin.error.access_denied = The authorization request was denied.
oauth.signin.error.temporarily_unavailable = Authorization failed because the authentication server is temporarily unavailable. Please try again later.
openid_connect_submit = Connect
openid_connect_title = Connect to an existing account
openid_connect_desc = The chosen OpenID URI is unknown. Associate it with a new account here.

36
routers/web/auth/oauth.go
View file

@ -106,6 +106,16 @@ func (err AccessTokenError) Error() string {
return fmt.Sprintf("%s: %s", err.ErrorCode, err.ErrorDescription)
}
// errCallback represents a oauth2 callback error
type errCallback struct {
Code string
Description string
}
func (err errCallback) Error() string {
return err.Description
}
// TokenType specifies the kind of token
type TokenType string
@ -810,7 +820,6 @@ func SignInOAuthCallback(ctx *context.Context) {
}
u, gothUser, err := oAuth2UserLoginCallback(authSource, ctx.Req, ctx.Resp)
if err != nil {
if user_model.IsErrUserProhibitLogin(err) {
uplerr := err.(*user_model.ErrUserProhibitLogin)
@ -819,6 +828,19 @@ func SignInOAuthCallback(ctx *context.Context) {
ctx.HTML(http.StatusOK, "user/auth/prohibit_login")
return
}
if callbackErr, ok := err.(errCallback); ok {
log.Info("Failed OAuth callback: (%v) %v", callbackErr.Code, callbackErr.Description)
switch callbackErr.Code {
case "access_denied":
ctx.Flash.Error(ctx.Tr("auth.oauth.signin.error.access_denied"))
case "temporarily_unavailable":
ctx.Flash.Error(ctx.Tr("auth.oauth.signin.error.temporarily_unavailable"))
default:
ctx.Flash.Error(ctx.Tr("auth.oauth.signin.error"))
}
ctx.Redirect(setting.AppSubURL + "/user/login")
return
}
ctx.ServerError("UserSignIn", err)
return
}
@ -1065,6 +1087,18 @@ func oAuth2UserLoginCallback(authSource *auth.Source, request *http.Request, res
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", authSource.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", authSource.Name, setting.OAuth2.MaxTokenLength)
}
// goth does not provide the original error message
// https://github.com/markbates/goth/issues/348
if strings.Contains(err.Error(), "server response missing access_token") || strings.Contains(err.Error(), "could not find a matching session for this request") {
errorCode := request.FormValue("error")
errorDescription := request.FormValue("error_description")
if errorCode != "" || errorDescription != "" {
return nil, goth.User{}, errCallback{
Code: errorCode,
Description: errorDescription,
}
}
}
return nil, goth.User{}, err
}