2 NNCP -- Node to Node copy, utilities for store-and-forward data exchange
3 Copyright (C) 2016-2023 Sergey Matveev <stargrave@stargrave.org>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, version 3 of the License.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 // Wrap existing encrypted packet to transition ones.
30 "go.cypherpunks.ru/nncp/v8"
34 fmt.Fprint(os.Stderr, "nncp-trns -- transit existing encrypted packet\n\n")
35 fmt.Fprintf(os.Stderr, "Usage: %s [options] -via NODEx[,...] NODE:PKT\n", os.Args[0])
36 fmt.Fprintf(os.Stderr, " (to transit SPOOL/NODE/tx/PKT)\n")
37 fmt.Fprintf(os.Stderr, " %s [options] -via NODEx[,...] /path/to/PKT\nOptions:\n",
44 cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
45 niceRaw = flag.String("nice", nncp.NicenessFmt(nncp.DefaultNiceFile), "Outbound packet niceness")
46 viaOverride = flag.String("via", "", "Override Via path to destination node")
47 spoolPath = flag.String("spool", "", "Override path to spool")
48 logPath = flag.String("log", "", "Override path to logfile")
49 quiet = flag.Bool("quiet", false, "Print only errors")
50 showPrgrs = flag.Bool("progress", false, "Force progress showing")
51 omitPrgrs = flag.Bool("noprogress", false, "Omit progress showing")
52 debug = flag.Bool("debug", false, "Print debug messages")
53 version = flag.Bool("version", false, "Print version information")
54 warranty = flag.Bool("warranty", false, "Print warranty information")
56 log.SetFlags(log.Lshortfile)
60 fmt.Println(nncp.Warranty)
64 fmt.Println(nncp.VersionGet())
71 nice, err := nncp.NicenessParse(*niceRaw)
76 ctx, err := nncp.CtxFromCmdline(
86 log.Fatalln("Error during initialization:", err)
89 log.Fatalln("Config lacks private keys")
95 if _, err = os.Stat(flag.Arg(0)); err == nil {
97 pktName = filepath.Base(pktPath)
99 splitted := strings.Split(flag.Arg(0), ":")
100 if len(splitted) != 2 {
101 log.Fatalln("Invalid NODE:PKT specification")
103 node, err := ctx.FindNode(splitted[0])
105 log.Fatalln("Invalid NODE specified:", err)
107 pktPath = filepath.Join(
108 ctx.Spool, node.Id.String(), string(nncp.TTx), splitted[1],
110 pktName = filepath.Base(splitted[1])
113 fd, err := os.Open(pktPath)
121 pktEnc, _, err := ctx.HdrRead(fd)
125 if _, err = fd.Seek(0, io.SeekStart); err != nil {
129 node := ctx.Neigh[*pktEnc.Recipient]
130 nncp.ViaOverride(*viaOverride, ctx, node)
131 via := node.Via[:len(node.Via)-1]
132 node = ctx.Neigh[*node.Via[len(node.Via)-1]]
135 pktTrns, err := nncp.NewPkt(nncp.PktTypeTrns, 0, pktEnc.Recipient[:])
139 if _, _, _, err = ctx.Tx(
143 fi.Size(), 0, nncp.MaxFileSize,