mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-11-01 06:50:00 +00:00
73 lines
2.3 KiB
Go
73 lines
2.3 KiB
Go
/*
|
|
GoToSocial
|
|
Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package oidc
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
|
|
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
|
|
"github.com/superseriousbusiness/gotosocial/internal/log"
|
|
)
|
|
|
|
func (i *idp) HandleCallback(ctx context.Context, code string) (*Claims, gtserror.WithCode) {
|
|
if code == "" {
|
|
err := errors.New("code was empty string")
|
|
return nil, gtserror.NewErrorBadRequest(err, err.Error())
|
|
}
|
|
|
|
log.Debug("exchanging code for oauth2token")
|
|
oauth2Token, err := i.oauth2Config.Exchange(ctx, code)
|
|
if err != nil {
|
|
err := fmt.Errorf("error exchanging code for oauth2token: %s", err)
|
|
return nil, gtserror.NewErrorInternalError(err)
|
|
}
|
|
|
|
log.Debug("extracting id_token")
|
|
rawIDToken, ok := oauth2Token.Extra("id_token").(string)
|
|
if !ok {
|
|
err := errors.New("no id_token in oauth2token")
|
|
return nil, gtserror.NewErrorBadRequest(err, err.Error())
|
|
}
|
|
log.Debugf("raw id token: %s", rawIDToken)
|
|
|
|
// Parse and verify ID Token payload.
|
|
log.Debug("verifying id_token")
|
|
idTokenVerifier := i.provider.Verifier(i.oidcConf)
|
|
idToken, err := idTokenVerifier.Verify(ctx, rawIDToken)
|
|
if err != nil {
|
|
err = fmt.Errorf("could not verify id token: %s", err)
|
|
return nil, gtserror.NewErrorUnauthorized(err, err.Error())
|
|
}
|
|
|
|
log.Debug("extracting claims from id_token")
|
|
claims := &Claims{}
|
|
if err := idToken.Claims(claims); err != nil {
|
|
err := fmt.Errorf("could not parse claims from idToken: %s", err)
|
|
return nil, gtserror.NewErrorInternalError(err, err.Error())
|
|
}
|
|
|
|
return claims, nil
|
|
}
|
|
|
|
func (i *idp) AuthCodeURL(state string) string {
|
|
return i.oauth2Config.AuthCodeURL(state)
|
|
}
|