53 lines
1.3 KiB
Go
53 lines
1.3 KiB
Go
|
// Copyright 2020 Google LLC
|
||
|
|
//
|
||
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
// you may not use this file except in compliance with the License.
|
||
|
|
// You may obtain a copy of the License at
|
||
|
|
//
|
||
|
|
// https://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
//
|
||
|
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
// See the License for the specific language governing permissions and
|
||
|
|
// limitations under the License.
|
||
|
|
|
||
|
|
// hacksawd is a privileged daemon that manages the mounts
|
||
|
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"net"
|
||
|
|
"net/http"
|
||
|
|
"net/rpc"
|
||
|
|
"os"
|
||
|
|
"strconv"
|
||
|
|
|
||
|
|
"android.googlesource.com/platform/tools/treble.git/hacksaw/bind"
|
||
|
|
)
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
if os.Getenv("LISTEN_PID") != strconv.Itoa(os.Getpid()) {
|
||
|
|
panic("Unexpected PID")
|
||
|
|
}
|
||
|
|
|
||
|
|
if os.Getenv("LISTEN_FDS") != strconv.Itoa(1) {
|
||
|
|
panic("Unexpected number of socket fds")
|
||
|
|
}
|
||
|
|
|
||
|
|
const socketFD = 3
|
||
|
|
socketFile := os.NewFile(socketFD, "hacksawd.sock")
|
||
|
|
|
||
|
|
listener, err := net.FileListener(socketFile)
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
|
||
|
|
binder := bind.NewLocalPathBinder()
|
||
|
|
server := bind.NewServer(binder)
|
||
|
|
if err = rpc.Register(server); err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
rpc.HandleHTTP()
|
||
|
|
http.Serve(listener, nil)
|
||
|
|
}
|