35c3553870
Migrate from U2F to Webauthn Co-authored-by: Andrew Thornton <art27@cantab.net> Co-authored-by: 6543 <6543@obermui.de> Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
100 lines
3.2 KiB
Go
100 lines
3.2 KiB
Go
// Copyright 2021 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 oauth2
|
|
|
|
import (
|
|
"fmt"
|
|
"time"
|
|
|
|
"code.gitea.io/gitea/modules/timeutil"
|
|
|
|
"github.com/golang-jwt/jwt/v4"
|
|
)
|
|
|
|
// ___________ __
|
|
// \__ ___/___ | | __ ____ ____
|
|
// | | / _ \| |/ // __ \ / \
|
|
// | |( <_> ) <\ ___/| | \
|
|
// |____| \____/|__|_ \\___ >___| /
|
|
// \/ \/ \/
|
|
|
|
// Token represents an Oauth grant
|
|
|
|
// TokenType represents the type of token for an oauth application
|
|
type TokenType int
|
|
|
|
const (
|
|
// TypeAccessToken is a token with short lifetime to access the api
|
|
TypeAccessToken TokenType = 0
|
|
// TypeRefreshToken is token with long lifetime to refresh access tokens obtained by the client
|
|
TypeRefreshToken = iota
|
|
)
|
|
|
|
// Token represents a JWT token used to authenticate a client
|
|
type Token struct {
|
|
GrantID int64 `json:"gnt"`
|
|
Type TokenType `json:"tt"`
|
|
Counter int64 `json:"cnt,omitempty"`
|
|
// FIXME: Migrate to registered claims
|
|
jwt.StandardClaims
|
|
}
|
|
|
|
// ParseToken parses a signed jwt string
|
|
func ParseToken(jwtToken string, signingKey JWTSigningKey) (*Token, error) {
|
|
parsedToken, err := jwt.ParseWithClaims(jwtToken, &Token{}, func(token *jwt.Token) (interface{}, error) {
|
|
if token.Method == nil || token.Method.Alg() != signingKey.SigningMethod().Alg() {
|
|
return nil, fmt.Errorf("unexpected signing algo: %v", token.Header["alg"])
|
|
}
|
|
return signingKey.VerifyKey(), nil
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
var token *Token
|
|
var ok bool
|
|
if token, ok = parsedToken.Claims.(*Token); !ok || !parsedToken.Valid {
|
|
return nil, fmt.Errorf("invalid token")
|
|
}
|
|
return token, nil
|
|
}
|
|
|
|
// SignToken signs the token with the JWT secret
|
|
func (token *Token) SignToken(signingKey JWTSigningKey) (string, error) {
|
|
token.IssuedAt = time.Now().Unix()
|
|
jwtToken := jwt.NewWithClaims(signingKey.SigningMethod(), token)
|
|
signingKey.PreProcessToken(jwtToken)
|
|
return jwtToken.SignedString(signingKey.SignKey())
|
|
}
|
|
|
|
// OIDCToken represents an OpenID Connect id_token
|
|
type OIDCToken struct {
|
|
// FIXME: Migrate to RegisteredClaims
|
|
jwt.StandardClaims
|
|
Nonce string `json:"nonce,omitempty"`
|
|
|
|
// Scope profile
|
|
Name string `json:"name,omitempty"`
|
|
PreferredUsername string `json:"preferred_username,omitempty"`
|
|
Profile string `json:"profile,omitempty"`
|
|
Picture string `json:"picture,omitempty"`
|
|
Website string `json:"website,omitempty"`
|
|
Locale string `json:"locale,omitempty"`
|
|
UpdatedAt timeutil.TimeStamp `json:"updated_at,omitempty"`
|
|
|
|
// Scope email
|
|
Email string `json:"email,omitempty"`
|
|
EmailVerified bool `json:"email_verified,omitempty"`
|
|
|
|
// Groups are generated by organization and team names
|
|
Groups []string `json:"groups,omitempty"`
|
|
}
|
|
|
|
// SignToken signs an id_token with the (symmetric) client secret key
|
|
func (token *OIDCToken) SignToken(signingKey JWTSigningKey) (string, error) {
|
|
token.IssuedAt = time.Now().Unix()
|
|
jwtToken := jwt.NewWithClaims(signingKey.SigningMethod(), token)
|
|
signingKey.PreProcessToken(jwtToken)
|
|
return jwtToken.SignedString(signingKey.SignKey())
|
|
}
|