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gitea/services/auth/auth.go
Lunny Xiao a666829a37
Move user related model into models/user (#17781)
* Move user related model into models/user

* Fix lint for windows

* Fix windows lint

* Fix windows lint

* Move some tests in models

* Merge
2021-11-24 17:49:20 +08:00

141 lines
4.3 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 auth
import (
"fmt"
"net/http"
"reflect"
"regexp"
"strings"
"code.gitea.io/gitea/models/db"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/web/middleware"
)
// authMethods contains the list of authentication plugins in the order they are expected to be
// executed.
//
// The OAuth2 plugin is expected to be executed first, as it must ignore the user id stored
// in the session (if there is a user id stored in session other plugins might return the user
// object for that id).
//
// The Session plugin is expected to be executed second, in order to skip authentication
// for users that have already signed in.
var authMethods = []Method{
&OAuth2{},
&Basic{},
&Session{},
}
// The purpose of the following three function variables is to let the linter know that
// those functions are not dead code and are actually being used
var (
_ = handleSignIn
)
// Methods returns the instances of all registered methods
func Methods() []Method {
return authMethods
}
// Register adds the specified instance to the list of available methods
func Register(method Method) {
authMethods = append(authMethods, method)
}
// Init should be called exactly once when the application starts to allow plugins
// to allocate necessary resources
func Init() {
if setting.Service.EnableReverseProxyAuth {
Register(&ReverseProxy{})
}
specialInit()
for _, method := range Methods() {
initializable, ok := method.(Initializable)
if !ok {
continue
}
err := initializable.Init()
if err != nil {
log.Error("Could not initialize '%s' auth method, error: %s", reflect.TypeOf(method).String(), err)
}
}
}
// Free should be called exactly once when the application is terminating to allow Auth plugins
// to release necessary resources
func Free() {
for _, method := range Methods() {
freeable, ok := method.(Freeable)
if !ok {
continue
}
err := freeable.Free()
if err != nil {
log.Error("Could not free '%s' auth method, error: %s", reflect.TypeOf(method).String(), err)
}
}
}
// isAttachmentDownload check if request is a file download (GET) with URL to an attachment
func isAttachmentDownload(req *http.Request) bool {
return strings.HasPrefix(req.URL.Path, "/attachments/") && req.Method == "GET"
}
var gitRawReleasePathRe = regexp.MustCompile(`^/[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+/(?:(?:git-(?:(?:upload)|(?:receive))-pack$)|(?:info/refs$)|(?:HEAD$)|(?:objects/)|(?:raw/)|(?:releases/download/))`)
var lfsPathRe = regexp.MustCompile(`^/[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+/info/lfs/`)
func isGitRawReleaseOrLFSPath(req *http.Request) bool {
if gitRawReleasePathRe.MatchString(req.URL.Path) {
return true
}
if setting.LFS.StartServer {
return lfsPathRe.MatchString(req.URL.Path)
}
return false
}
// handleSignIn clears existing session variables and stores new ones for the specified user object
func handleSignIn(resp http.ResponseWriter, req *http.Request, sess SessionStore, user *user_model.User) {
_ = sess.Delete("openid_verified_uri")
_ = sess.Delete("openid_signin_remember")
_ = sess.Delete("openid_determined_email")
_ = sess.Delete("openid_determined_username")
_ = sess.Delete("twofaUid")
_ = sess.Delete("twofaRemember")
_ = sess.Delete("u2fChallenge")
_ = sess.Delete("linkAccount")
err := sess.Set("uid", user.ID)
if err != nil {
log.Error(fmt.Sprintf("Error setting session: %v", err))
}
err = sess.Set("uname", user.Name)
if err != nil {
log.Error(fmt.Sprintf("Error setting session: %v", err))
}
// Language setting of the user overwrites the one previously set
// If the user does not have a locale set, we save the current one.
if len(user.Language) == 0 {
lc := middleware.Locale(resp, req)
user.Language = lc.Language()
if err := user_model.UpdateUserCols(db.DefaultContext, user, "language"); err != nil {
log.Error(fmt.Sprintf("Error updating user language [user: %d, locale: %s]", user.ID, user.Language))
return
}
}
middleware.SetLocaleCookie(resp, user.Language, 0)
// Clear whatever CSRF has right now, force to generate a new one
middleware.DeleteCSRFCookie(resp)
}