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// Copyright 2018 The gVisor Authors.
//
// 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
//
// http://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.
// Binary p9ufs provides a local 9P2000.L server for the p9 package.
//
// To use, first start the server:
//
// p9ufs 127.0.0.1:3333
//
// Then, connect using the Linux 9P filesystem:
//
// mount -t 9p -o trans=tcp,port=3333 127.0.0.1 /mnt
package main
import (
"flag"
"log"
"net"
"os"
"github.com/hugelgupf/p9/fsimpl/localfs"
"github.com/hugelgupf/p9/p9"
"github.com/u-root/uio/ulog"
)
var (
verbose = flag.Bool("v", false, "verbose logging")
root = flag.String("root", "/", "root dir of file system to expose")
unix = flag.Bool("unix", false, "use unix domain socket instead of TCP")
)
func main() {
flag.Parse()
var network string
if *unix {
network = "unix"
} else {
network = "tcp"
}
if len(flag.Args()) != 1 {
log.Fatalf("usage: %s <bind-addr>", os.Args[0])
}
// Bind and listen on the socket.
serverSocket, err := net.Listen(network, flag.Args()[0])
if err != nil {
log.Fatalf("err binding: %v", err)
}
var opts []p9.ServerOpt
if *verbose {
opts = append(opts, p9.WithServerLogger(ulog.Log))
}
// Run the server.
s := p9.NewServer(localfs.Attacher(*root), opts...)
s.Serve(serverSocket)
}
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