cmd/torrent-create/main.go

   1 package main
   2
   3 import (
   4         "log"
   5         "os"
   6
   7         "github.com/anacrolix/tagflag"
   8
   9         "github.com/anacrolix/torrent/bencode"
  10         "github.com/anacrolix/torrent/metainfo"
  11 )
  12
  13 var (
  14         builtinAnnounceList = [][]string{
  15                 {"udp://tracker.openbittorrent.com:80"},
  16                 {"udp://tracker.publicbt.com:80"},
  17                 {"udp://tracker.istole.it:6969"},
  18         }
  19 )
  20
  21 func main() {
  22         log.SetFlags(log.Flags() | log.Lshortfile)
  23         var args struct {
  24                 AnnounceList []string `name:"a" help:"extra announce-list tier entry"`
  25                 tagflag.StartPos
  26                 Root string
  27         }
  28         tagflag.Parse(&args, tagflag.Description("Creates a torrent metainfo for the file system rooted at ROOT, and outputs it to stdout."))
  29         mi := metainfo.MetaInfo{
  30                 AnnounceList: builtinAnnounceList,
  31         }
  32         for _, a := range args.AnnounceList {
  33                 mi.AnnounceList = append(mi.AnnounceList, []string{a})
  34         }
  35         mi.SetDefaults()
  36         info := metainfo.Info{
  37                 PieceLength: 256 * 1024,
  38         }
  39         err := info.BuildFromFilePath(args.Root)
  40         if err != nil {
  41                 log.Fatal(err)
  42         }
  43         mi.InfoBytes, err = bencode.Marshal(info)
  44         if err != nil {
  45                 log.Fatal(err)
  46         }
  47         err = mi.Write(os.Stdout)
  48         if err != nil {
  49                 log.Fatal(err)
  50         }
  51 }