gvisor.dev/gvisor@v0.0.0-20240520182842-f9d4d51c7e0f/tools/xdp/main.go (about)

     1  // Copyright 2022 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  //go:build amd64 || arm64
    16  // +build amd64 arm64
    17  
    18  // The xdp_loader tool is used to load compiled XDP object files into the XDP
    19  // hook of a net device. It is intended primarily for testing.
    20  package main
    21  
    22  import (
    23  	"context"
    24  	_ "embed"
    25  	"os"
    26  
    27  	"github.com/google/subcommands"
    28  	"gvisor.dev/gvisor/runsc/flag"
    29  	"gvisor.dev/gvisor/tools/xdp/cmd"
    30  )
    31  
    32  func main() {
    33  	subcommands.Register(new(cmd.DropCommand), "")
    34  	subcommands.Register(new(cmd.PassCommand), "")
    35  	subcommands.Register(new(cmd.RedirectHostCommand), "")
    36  	subcommands.Register(new(cmd.TcpdumpCommand), "")
    37  	subcommands.Register(new(cmd.TunnelCommand), "")
    38  
    39  	flag.Parse()
    40  	ctx := context.Background()
    41  	os.Exit(int(subcommands.Execute(ctx)))
    42  }