mirror of
https://codeberg.org/forgejo/forgejo
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a1c9e8f266
* fix build * take flash error message back and fix more windows lint error * performance optimization * own step to check lint for windows Co-authored-by: 6543 <6543@obermui.de>
114 lines
3 KiB
Go
114 lines
3 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
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// 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 sso
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import (
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"net/http"
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"strings"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/base"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/timeutil"
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)
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// Ensure the struct implements the interface.
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var (
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_ SingleSignOn = &Basic{}
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)
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// Basic implements the SingleSignOn interface and authenticates requests (API requests
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// only) by looking for Basic authentication data or "x-oauth-basic" token in the "Authorization"
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// header.
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type Basic struct {
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}
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// Init does nothing as the Basic implementation does not need to allocate any resources
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func (b *Basic) Init() error {
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return nil
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}
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// Free does nothing as the Basic implementation does not have to release any resources
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func (b *Basic) Free() error {
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return nil
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}
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// IsEnabled returns true as this plugin is enabled by default and its not possible to disable
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// it from settings.
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func (b *Basic) IsEnabled() bool {
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return setting.Service.EnableBasicAuth
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}
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// VerifyAuthData extracts and validates Basic data (username and password/token) from the
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// "Authorization" header of the request and returns the corresponding user object for that
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// name/token on successful validation.
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// Returns nil if header is empty or validation fails.
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func (b *Basic) VerifyAuthData(req *http.Request, w http.ResponseWriter, store DataStore, sess SessionStore) *models.User {
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baHead := req.Header.Get("Authorization")
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if len(baHead) == 0 {
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return nil
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}
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auths := strings.Fields(baHead)
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if len(auths) != 2 || (auths[0] != "Basic" && auths[0] != "basic") {
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return nil
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}
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var u *models.User
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uname, passwd, _ := base.BasicAuthDecode(auths[1])
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// Check if username or password is a token
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isUsernameToken := len(passwd) == 0 || passwd == "x-oauth-basic"
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// Assume username is token
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authToken := uname
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if !isUsernameToken {
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// Assume password is token
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authToken = passwd
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}
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uid := CheckOAuthAccessToken(authToken)
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if uid != 0 {
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var err error
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store.GetData()["IsApiToken"] = true
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u, err = models.GetUserByID(uid)
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if err != nil {
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log.Error("GetUserByID: %v", err)
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return nil
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}
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}
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token, err := models.GetAccessTokenBySHA(authToken)
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if err == nil {
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u, err = models.GetUserByID(token.UID)
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if err != nil {
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log.Error("GetUserByID: %v", err)
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return nil
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}
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token.UpdatedUnix = timeutil.TimeStampNow()
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if err = models.UpdateAccessToken(token); err != nil {
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log.Error("UpdateAccessToken: %v", err)
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}
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} else if !models.IsErrAccessTokenNotExist(err) && !models.IsErrAccessTokenEmpty(err) {
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log.Error("GetAccessTokenBySha: %v", err)
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}
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if u == nil {
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u, err = models.UserSignIn(uname, passwd)
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if err != nil {
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if !models.IsErrUserNotExist(err) {
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log.Error("UserSignIn: %v", err)
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}
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return nil
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}
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} else {
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store.GetData()["IsApiToken"] = true
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}
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return u
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}
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