mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2025-10-30 21:32:25 -05:00
041c8e695e* do cache-control in a less silly way to avoid writing header twice * add comment back in
67 lines
2.2 KiB
Go
67 lines
2.2 KiB
Go
/*
|
|
GoToSocial
|
|
Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package api
|
|
|
|
import (
|
|
"github.com/gin-gonic/gin"
|
|
"github.com/superseriousbusiness/gotosocial/internal/api/fileserver"
|
|
"github.com/superseriousbusiness/gotosocial/internal/config"
|
|
"github.com/superseriousbusiness/gotosocial/internal/middleware"
|
|
"github.com/superseriousbusiness/gotosocial/internal/processing"
|
|
"github.com/superseriousbusiness/gotosocial/internal/router"
|
|
)
|
|
|
|
type Fileserver struct {
|
|
fileserver *fileserver.Module
|
|
}
|
|
|
|
// maxAge returns an appropriate max-age value for the
|
|
// storage method that's being used.
|
|
//
|
|
// The default max-age is very long to reflect that we
|
|
// never host different files at the same URL (since
|
|
// ULIDs are generated per piece of media), so we can
|
|
// easily prevent clients having to fetch files repeatedly.
|
|
//
|
|
// If we're using non-proxying s3, however, the max age is
|
|
// significantly shorter, to ensure that clients don't
|
|
// cache redirect responses to expired pre-signed URLs.
|
|
func maxAge() string {
|
|
if config.GetStorageBackend() == "s3" && !config.GetStorageS3Proxy() {
|
|
return "max-age=86400" // 24h
|
|
}
|
|
|
|
return "max-age=604800" // 7d
|
|
}
|
|
|
|
func (f *Fileserver) Route(r router.Router, m ...gin.HandlerFunc) {
|
|
fileserverGroup := r.AttachGroup("fileserver")
|
|
|
|
// attach middlewares appropriate for this group
|
|
fileserverGroup.Use(m...)
|
|
fileserverGroup.Use(middleware.CacheControl("private", maxAge()))
|
|
|
|
f.fileserver.Route(fileserverGroup.Handle)
|
|
}
|
|
|
|
func NewFileserver(p processing.Processor) *Fileserver {
|
|
return &Fileserver{
|
|
fileserver: fileserver.New(p),
|
|
}
|
|
}
|