mirror of
https://github.com/go-gitea/gitea
synced 2024-11-14 14:14:25 +00:00
85202d4784
* display ui time with customize time location * fix lint * rename UILocation to DefaultUILocation * move time related functions to modules/timeutil * fix tests * fix tests * fix build * fix swagger
503 lines
15 KiB
Go
503 lines
15 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package models
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import (
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"crypto/sha256"
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"encoding/base64"
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"fmt"
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"net/url"
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"time"
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"code.gitea.io/gitea/modules/secret"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/timeutil"
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"github.com/Unknwon/com"
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"github.com/dgrijalva/jwt-go"
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"github.com/go-xorm/xorm"
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uuid "github.com/satori/go.uuid"
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"golang.org/x/crypto/bcrypt"
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)
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// OAuth2Application represents an OAuth2 client (RFC 6749)
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type OAuth2Application struct {
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ID int64 `xorm:"pk autoincr"`
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UID int64 `xorm:"INDEX"`
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User *User `xorm:"-"`
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Name string
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ClientID string `xorm:"unique"`
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ClientSecret string
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RedirectURIs []string `xorm:"redirect_uris JSON TEXT"`
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CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
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UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
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}
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// TableName sets the table name to `oauth2_application`
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func (app *OAuth2Application) TableName() string {
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return "oauth2_application"
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}
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// PrimaryRedirectURI returns the first redirect uri or an empty string if empty
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func (app *OAuth2Application) PrimaryRedirectURI() string {
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if len(app.RedirectURIs) == 0 {
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return ""
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}
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return app.RedirectURIs[0]
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}
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// LoadUser will load User by UID
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func (app *OAuth2Application) LoadUser() (err error) {
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if app.User == nil {
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app.User, err = GetUserByID(app.UID)
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}
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return
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}
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// ContainsRedirectURI checks if redirectURI is allowed for app
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func (app *OAuth2Application) ContainsRedirectURI(redirectURI string) bool {
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return com.IsSliceContainsStr(app.RedirectURIs, redirectURI)
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}
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// GenerateClientSecret will generate the client secret and returns the plaintext and saves the hash at the database
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func (app *OAuth2Application) GenerateClientSecret() (string, error) {
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clientSecret, err := secret.New()
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if err != nil {
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return "", err
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}
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hashedSecret, err := bcrypt.GenerateFromPassword([]byte(clientSecret), bcrypt.DefaultCost)
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if err != nil {
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return "", err
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}
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app.ClientSecret = string(hashedSecret)
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if _, err := x.ID(app.ID).Cols("client_secret").Update(app); err != nil {
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return "", err
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}
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return clientSecret, nil
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}
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// ValidateClientSecret validates the given secret by the hash saved in database
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func (app *OAuth2Application) ValidateClientSecret(secret []byte) bool {
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return bcrypt.CompareHashAndPassword([]byte(app.ClientSecret), secret) == nil
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}
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// GetGrantByUserID returns a OAuth2Grant by its user and application ID
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func (app *OAuth2Application) GetGrantByUserID(userID int64) (*OAuth2Grant, error) {
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return app.getGrantByUserID(x, userID)
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}
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func (app *OAuth2Application) getGrantByUserID(e Engine, userID int64) (grant *OAuth2Grant, err error) {
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grant = new(OAuth2Grant)
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if has, err := e.Where("user_id = ? AND application_id = ?", userID, app.ID).Get(grant); err != nil {
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return nil, err
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} else if !has {
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return nil, nil
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}
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return grant, nil
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}
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// CreateGrant generates a grant for an user
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func (app *OAuth2Application) CreateGrant(userID int64) (*OAuth2Grant, error) {
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return app.createGrant(x, userID)
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}
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func (app *OAuth2Application) createGrant(e Engine, userID int64) (*OAuth2Grant, error) {
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grant := &OAuth2Grant{
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ApplicationID: app.ID,
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UserID: userID,
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}
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_, err := e.Insert(grant)
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if err != nil {
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return nil, err
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}
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return grant, nil
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}
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// GetOAuth2ApplicationByClientID returns the oauth2 application with the given client_id. Returns an error if not found.
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func GetOAuth2ApplicationByClientID(clientID string) (app *OAuth2Application, err error) {
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return getOAuth2ApplicationByClientID(x, clientID)
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}
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func getOAuth2ApplicationByClientID(e Engine, clientID string) (app *OAuth2Application, err error) {
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app = new(OAuth2Application)
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has, err := e.Where("client_id = ?", clientID).Get(app)
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if !has {
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return nil, ErrOAuthClientIDInvalid{ClientID: clientID}
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}
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return
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}
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// GetOAuth2ApplicationByID returns the oauth2 application with the given id. Returns an error if not found.
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func GetOAuth2ApplicationByID(id int64) (app *OAuth2Application, err error) {
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return getOAuth2ApplicationByID(x, id)
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}
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func getOAuth2ApplicationByID(e Engine, id int64) (app *OAuth2Application, err error) {
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app = new(OAuth2Application)
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has, err := e.ID(id).Get(app)
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if err != nil {
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return nil, err
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}
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if !has {
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return nil, ErrOAuthApplicationNotFound{ID: id}
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}
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return app, nil
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}
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// GetOAuth2ApplicationsByUserID returns all oauth2 applications owned by the user
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func GetOAuth2ApplicationsByUserID(userID int64) (apps []*OAuth2Application, err error) {
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return getOAuth2ApplicationsByUserID(x, userID)
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}
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func getOAuth2ApplicationsByUserID(e Engine, userID int64) (apps []*OAuth2Application, err error) {
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apps = make([]*OAuth2Application, 0)
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err = e.Where("uid = ?", userID).Find(&apps)
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return
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}
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// CreateOAuth2ApplicationOptions holds options to create an oauth2 application
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type CreateOAuth2ApplicationOptions struct {
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Name string
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UserID int64
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RedirectURIs []string
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}
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// CreateOAuth2Application inserts a new oauth2 application
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func CreateOAuth2Application(opts CreateOAuth2ApplicationOptions) (*OAuth2Application, error) {
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return createOAuth2Application(x, opts)
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}
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func createOAuth2Application(e Engine, opts CreateOAuth2ApplicationOptions) (*OAuth2Application, error) {
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clientID := uuid.NewV4().String()
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app := &OAuth2Application{
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UID: opts.UserID,
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Name: opts.Name,
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ClientID: clientID,
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RedirectURIs: opts.RedirectURIs,
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}
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if _, err := e.Insert(app); err != nil {
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return nil, err
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}
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return app, nil
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}
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// UpdateOAuth2ApplicationOptions holds options to update an oauth2 application
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type UpdateOAuth2ApplicationOptions struct {
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ID int64
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Name string
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UserID int64
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RedirectURIs []string
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}
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// UpdateOAuth2Application updates an oauth2 application
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func UpdateOAuth2Application(opts UpdateOAuth2ApplicationOptions) error {
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return updateOAuth2Application(x, opts)
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}
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func updateOAuth2Application(e Engine, opts UpdateOAuth2ApplicationOptions) error {
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app := &OAuth2Application{
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ID: opts.ID,
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UID: opts.UserID,
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Name: opts.Name,
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RedirectURIs: opts.RedirectURIs,
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}
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if _, err := e.ID(opts.ID).Update(app); err != nil {
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return err
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}
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return nil
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}
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func deleteOAuth2Application(sess *xorm.Session, id, userid int64) error {
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if deleted, err := sess.Delete(&OAuth2Application{ID: id, UID: userid}); err != nil {
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return err
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} else if deleted == 0 {
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return fmt.Errorf("cannot find oauth2 application")
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}
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codes := make([]*OAuth2AuthorizationCode, 0)
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// delete correlating auth codes
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if err := sess.Join("INNER", "oauth2_grant",
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"oauth2_authorization_code.grant_id = oauth2_grant.id AND oauth2_grant.application_id = ?", id).Find(&codes); err != nil {
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return err
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}
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codeIDs := make([]int64, 0)
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for _, grant := range codes {
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codeIDs = append(codeIDs, grant.ID)
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}
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if _, err := sess.In("id", codeIDs).Delete(new(OAuth2AuthorizationCode)); err != nil {
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return err
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}
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if _, err := sess.Where("application_id = ?", id).Delete(new(OAuth2Grant)); err != nil {
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return err
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}
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return nil
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}
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// DeleteOAuth2Application deletes the application with the given id and the grants and auth codes related to it. It checks if the userid was the creator of the app.
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func DeleteOAuth2Application(id, userid int64) error {
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sess := x.NewSession()
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if err := sess.Begin(); err != nil {
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return err
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}
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if err := deleteOAuth2Application(sess, id, userid); err != nil {
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return err
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}
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return sess.Commit()
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}
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//////////////////////////////////////////////////////
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// OAuth2AuthorizationCode is a code to obtain an access token in combination with the client secret once. It has a limited lifetime.
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type OAuth2AuthorizationCode struct {
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ID int64 `xorm:"pk autoincr"`
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Grant *OAuth2Grant `xorm:"-"`
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GrantID int64
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Code string `xorm:"INDEX unique"`
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CodeChallenge string
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CodeChallengeMethod string
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RedirectURI string
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ValidUntil timeutil.TimeStamp `xorm:"index"`
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}
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// TableName sets the table name to `oauth2_authorization_code`
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func (code *OAuth2AuthorizationCode) TableName() string {
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return "oauth2_authorization_code"
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}
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// GenerateRedirectURI generates a redirect URI for a successful authorization request. State will be used if not empty.
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func (code *OAuth2AuthorizationCode) GenerateRedirectURI(state string) (redirect *url.URL, err error) {
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if redirect, err = url.Parse(code.RedirectURI); err != nil {
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return
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}
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q := redirect.Query()
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if state != "" {
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q.Set("state", state)
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}
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q.Set("code", code.Code)
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redirect.RawQuery = q.Encode()
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return
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}
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// Invalidate deletes the auth code from the database to invalidate this code
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func (code *OAuth2AuthorizationCode) Invalidate() error {
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return code.invalidate(x)
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}
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func (code *OAuth2AuthorizationCode) invalidate(e Engine) error {
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_, err := e.Delete(code)
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return err
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}
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// ValidateCodeChallenge validates the given verifier against the saved code challenge. This is part of the PKCE implementation.
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func (code *OAuth2AuthorizationCode) ValidateCodeChallenge(verifier string) bool {
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return code.validateCodeChallenge(verifier)
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}
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func (code *OAuth2AuthorizationCode) validateCodeChallenge(verifier string) bool {
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switch code.CodeChallengeMethod {
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case "S256":
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// base64url(SHA256(verifier)) see https://tools.ietf.org/html/rfc7636#section-4.6
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h := sha256.Sum256([]byte(verifier))
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hashedVerifier := base64.RawURLEncoding.EncodeToString(h[:])
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return hashedVerifier == code.CodeChallenge
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case "plain":
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return verifier == code.CodeChallenge
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case "":
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return true
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default:
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// unsupported method -> return false
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return false
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}
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}
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// GetOAuth2AuthorizationByCode returns an authorization by its code
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func GetOAuth2AuthorizationByCode(code string) (*OAuth2AuthorizationCode, error) {
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return getOAuth2AuthorizationByCode(x, code)
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}
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func getOAuth2AuthorizationByCode(e Engine, code string) (auth *OAuth2AuthorizationCode, err error) {
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auth = new(OAuth2AuthorizationCode)
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if has, err := e.Where("code = ?", code).Get(auth); err != nil {
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return nil, err
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} else if !has {
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return nil, nil
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}
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auth.Grant = new(OAuth2Grant)
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if has, err := e.ID(auth.GrantID).Get(auth.Grant); err != nil {
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return nil, err
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} else if !has {
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return nil, nil
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}
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return auth, nil
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}
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//////////////////////////////////////////////////////
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// OAuth2Grant represents the permission of an user for a specifc application to access resources
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type OAuth2Grant struct {
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ID int64 `xorm:"pk autoincr"`
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UserID int64 `xorm:"INDEX unique(user_application)"`
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Application *OAuth2Application `xorm:"-"`
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ApplicationID int64 `xorm:"INDEX unique(user_application)"`
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Counter int64 `xorm:"NOT NULL DEFAULT 1"`
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CreatedUnix timeutil.TimeStamp `xorm:"created"`
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UpdatedUnix timeutil.TimeStamp `xorm:"updated"`
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}
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// TableName sets the table name to `oauth2_grant`
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func (grant *OAuth2Grant) TableName() string {
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return "oauth2_grant"
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}
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// GenerateNewAuthorizationCode generates a new authorization code for a grant and saves it to the databse
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func (grant *OAuth2Grant) GenerateNewAuthorizationCode(redirectURI, codeChallenge, codeChallengeMethod string) (*OAuth2AuthorizationCode, error) {
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return grant.generateNewAuthorizationCode(x, redirectURI, codeChallenge, codeChallengeMethod)
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}
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func (grant *OAuth2Grant) generateNewAuthorizationCode(e Engine, redirectURI, codeChallenge, codeChallengeMethod string) (code *OAuth2AuthorizationCode, err error) {
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var codeSecret string
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if codeSecret, err = secret.New(); err != nil {
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return &OAuth2AuthorizationCode{}, err
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}
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code = &OAuth2AuthorizationCode{
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Grant: grant,
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GrantID: grant.ID,
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RedirectURI: redirectURI,
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Code: codeSecret,
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CodeChallenge: codeChallenge,
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CodeChallengeMethod: codeChallengeMethod,
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}
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if _, err := e.Insert(code); err != nil {
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return nil, err
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}
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return code, nil
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}
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// IncreaseCounter increases the counter and updates the grant
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func (grant *OAuth2Grant) IncreaseCounter() error {
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return grant.increaseCount(x)
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}
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func (grant *OAuth2Grant) increaseCount(e Engine) error {
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_, err := e.ID(grant.ID).Incr("counter").Update(new(OAuth2Grant))
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if err != nil {
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return err
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}
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updatedGrant, err := getOAuth2GrantByID(e, grant.ID)
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if err != nil {
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return err
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}
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grant.Counter = updatedGrant.Counter
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return nil
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}
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// GetOAuth2GrantByID returns the grant with the given ID
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func GetOAuth2GrantByID(id int64) (*OAuth2Grant, error) {
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return getOAuth2GrantByID(x, id)
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}
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func getOAuth2GrantByID(e Engine, id int64) (grant *OAuth2Grant, err error) {
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grant = new(OAuth2Grant)
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if has, err := e.ID(id).Get(grant); err != nil {
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return nil, err
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} else if !has {
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return nil, nil
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}
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return
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}
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// GetOAuth2GrantsByUserID lists all grants of a certain user
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func GetOAuth2GrantsByUserID(uid int64) ([]*OAuth2Grant, error) {
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return getOAuth2GrantsByUserID(x, uid)
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}
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func getOAuth2GrantsByUserID(e Engine, uid int64) ([]*OAuth2Grant, error) {
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type joinedOAuth2Grant struct {
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Grant *OAuth2Grant `xorm:"extends"`
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Application *OAuth2Application `xorm:"extends"`
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}
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var results *xorm.Rows
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var err error
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if results, err = e.
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Table("oauth2_grant").
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Where("user_id = ?", uid).
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Join("INNER", "oauth2_application", "application_id = oauth2_application.id").
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Rows(new(joinedOAuth2Grant)); err != nil {
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return nil, err
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}
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defer results.Close()
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grants := make([]*OAuth2Grant, 0)
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for results.Next() {
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joinedGrant := new(joinedOAuth2Grant)
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if err := results.Scan(joinedGrant); err != nil {
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return nil, err
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}
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joinedGrant.Grant.Application = joinedGrant.Application
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grants = append(grants, joinedGrant.Grant)
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}
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return grants, nil
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}
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// RevokeOAuth2Grant deletes the grant with grantID and userID
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func RevokeOAuth2Grant(grantID, userID int64) error {
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return revokeOAuth2Grant(x, grantID, userID)
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}
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func revokeOAuth2Grant(e Engine, grantID, userID int64) error {
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_, err := e.Delete(&OAuth2Grant{ID: grantID, UserID: userID})
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return err
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}
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//////////////////////////////////////////////////////////////
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// OAuth2TokenType represents the type of token for an oauth application
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type OAuth2TokenType int
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const (
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// TypeAccessToken is a token with short lifetime to access the api
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TypeAccessToken OAuth2TokenType = 0
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// TypeRefreshToken is token with long lifetime to refresh access tokens obtained by the client
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TypeRefreshToken = iota
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)
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// OAuth2Token represents a JWT token used to authenticate a client
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type OAuth2Token struct {
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GrantID int64 `json:"gnt"`
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Type OAuth2TokenType `json:"tt"`
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Counter int64 `json:"cnt,omitempty"`
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jwt.StandardClaims
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}
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// ParseOAuth2Token parses a singed jwt string
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func ParseOAuth2Token(jwtToken string) (*OAuth2Token, error) {
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parsedToken, err := jwt.ParseWithClaims(jwtToken, &OAuth2Token{}, func(token *jwt.Token) (interface{}, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf("unexpected signing algo: %v", token.Header["alg"])
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}
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return setting.OAuth2.JWTSecretBytes, nil
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})
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if err != nil {
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return nil, err
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}
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var token *OAuth2Token
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var ok bool
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if token, ok = parsedToken.Claims.(*OAuth2Token); !ok || !parsedToken.Valid {
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return nil, fmt.Errorf("invalid token")
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}
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return token, nil
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}
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// SignToken signs the token with the JWT secret
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func (token *OAuth2Token) SignToken() (string, error) {
|
|
token.IssuedAt = time.Now().Unix()
|
|
jwtToken := jwt.NewWithClaims(jwt.SigningMethodHS512, token)
|
|
return jwtToken.SignedString(setting.OAuth2.JWTSecretBytes)
|
|
}
|