mirror of
https://github.com/go-gitea/gitea
synced 2024-12-22 02:14:15 +01:00
115 lines
3 KiB
Go
115 lines
3 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
|
|
// Copyright 2019 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 sso
|
|
|
|
import (
|
|
"strings"
|
|
|
|
"code.gitea.io/gitea/models"
|
|
"code.gitea.io/gitea/modules/base"
|
|
"code.gitea.io/gitea/modules/log"
|
|
"code.gitea.io/gitea/modules/setting"
|
|
"code.gitea.io/gitea/modules/timeutil"
|
|
|
|
"gitea.com/macaron/macaron"
|
|
"gitea.com/macaron/session"
|
|
)
|
|
|
|
// Ensure the struct implements the interface.
|
|
var (
|
|
_ SingleSignOn = &Basic{}
|
|
)
|
|
|
|
// Basic implements the SingleSignOn interface and authenticates requests (API requests
|
|
// only) by looking for Basic authentication data or "x-oauth-basic" token in the "Authorization"
|
|
// header.
|
|
type Basic struct {
|
|
}
|
|
|
|
// Init does nothing as the Basic implementation does not need to allocate any resources
|
|
func (b *Basic) Init() error {
|
|
return nil
|
|
}
|
|
|
|
// Free does nothing as the Basic implementation does not have to release any resources
|
|
func (b *Basic) Free() error {
|
|
return nil
|
|
}
|
|
|
|
// IsEnabled returns true as this plugin is enabled by default and its not possible to disable
|
|
// it from settings.
|
|
func (b *Basic) IsEnabled() bool {
|
|
return setting.Service.EnableBasicAuth
|
|
}
|
|
|
|
// VerifyAuthData extracts and validates Basic data (username and password/token) from the
|
|
// "Authorization" header of the request and returns the corresponding user object for that
|
|
// name/token on successful validation.
|
|
// Returns nil if header is empty or validation fails.
|
|
func (b *Basic) VerifyAuthData(ctx *macaron.Context, sess session.Store) *models.User {
|
|
baHead := ctx.Req.Header.Get("Authorization")
|
|
if len(baHead) == 0 {
|
|
return nil
|
|
}
|
|
|
|
auths := strings.Fields(baHead)
|
|
if len(auths) != 2 || auths[0] != "Basic" {
|
|
return nil
|
|
}
|
|
|
|
var u *models.User
|
|
uname, passwd, _ := base.BasicAuthDecode(auths[1])
|
|
|
|
// Check if username or password is a token
|
|
isUsernameToken := len(passwd) == 0 || passwd == "x-oauth-basic"
|
|
// Assume username is token
|
|
authToken := uname
|
|
if !isUsernameToken {
|
|
// Assume password is token
|
|
authToken = passwd
|
|
}
|
|
|
|
uid := CheckOAuthAccessToken(authToken)
|
|
if uid != 0 {
|
|
var err error
|
|
ctx.Data["IsApiToken"] = true
|
|
|
|
u, err = models.GetUserByID(uid)
|
|
if err != nil {
|
|
log.Error("GetUserByID: %v", err)
|
|
return nil
|
|
}
|
|
}
|
|
token, err := models.GetAccessTokenBySHA(authToken)
|
|
if err == nil {
|
|
u, err = models.GetUserByID(token.UID)
|
|
if err != nil {
|
|
log.Error("GetUserByID: %v", err)
|
|
return nil
|
|
}
|
|
|
|
token.UpdatedUnix = timeutil.TimeStampNow()
|
|
if err = models.UpdateAccessToken(token); err != nil {
|
|
log.Error("UpdateAccessToken: %v", err)
|
|
}
|
|
} else if !models.IsErrAccessTokenNotExist(err) && !models.IsErrAccessTokenEmpty(err) {
|
|
log.Error("GetAccessTokenBySha: %v", err)
|
|
}
|
|
|
|
if u == nil {
|
|
u, err = models.UserSignIn(uname, passwd)
|
|
if err != nil {
|
|
if !models.IsErrUserNotExist(err) {
|
|
log.Error("UserSignIn: %v", err)
|
|
}
|
|
return nil
|
|
}
|
|
} else {
|
|
ctx.Data["IsApiToken"] = true
|
|
}
|
|
|
|
return u
|
|
}
|