open-consul/agent/uiserver/redirect_fs.go

27 lines
647 B
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package uiserver
import (
"io/fs"
)
// redirectFS is an fs.FS that serves the index.html file for any path that is
// not found on the underlying FS.
//
// TODO: it seems better to actually 404 bad paths or at least redirect them
// rather than pretend index.html is everywhere but this is behavior changing
// so I don't want to take it on as part of this refactor.
type redirectFS struct {
fs fs.FS
}
func (fs *redirectFS) Open(name string) (fs.File, error) {
file, err := fs.fs.Open(name)
if err != nil {
file, err = fs.fs.Open("index.html")
}
return file, err
}