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// 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"
"regexp"
"strings"
"code.gitea.io/gitea/models/db"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/auth/webauthn"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/session"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/web/middleware"
)
// 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
// SharedSession the session auth should only be used by web, but now both web and API/v1
// will use it. We can remove this after Web removed dependent API/v1
SharedSession = &Session{}
)
// Init should be called exactly once when the application starts to allow plugins
// to allocate necessary resources
func Init() {
webauthn.Init()
}
// 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/))`)
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) {
// We need to regenerate the session...
newSess, err := session.RegenerateSession(resp, req)
if err != nil {
log.Error(fmt.Sprintf("Error regenerating session: %v", err))
} else {
sess = newSess
}
_ = 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("webauthnAssertion")
_ = 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)
}
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