2 NNCP -- Node to Node copy, utilities for store-and-forward data exchange
3 Copyright (C) 2016-2020 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 // Call NNCP TCP daemon.
29 "go.cypherpunks.ru/nncp/v5"
33 fmt.Fprintf(os.Stderr, nncp.UsageHeader())
34 fmt.Fprintf(os.Stderr, "nncp-call -- call TCP daemon\n\n")
35 fmt.Fprintf(os.Stderr, "Usage: %s [options] NODE[:ADDR] [FORCEADDR]\n", os.Args[0])
36 fmt.Fprintln(os.Stderr, "Options:")
42 cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
43 niceRaw = flag.String("nice", nncp.NicenessFmt(255), "Minimal required niceness")
44 rxOnly = flag.Bool("rx", false, "Only receive packets")
45 txOnly = flag.Bool("tx", false, "Only transmit packets")
46 listOnly = flag.Bool("list", false, "Only list remote packets")
47 onlyPktsRaw = flag.String("pkts", "", "Recieve only that packets, comma separated")
48 rxRate = flag.Int("rxrate", 0, "Maximal receive rate, pkts/sec")
49 txRate = flag.Int("txrate", 0, "Maximal transmit rate, pkts/sec")
50 spoolPath = flag.String("spool", "", "Override path to spool")
51 logPath = flag.String("log", "", "Override path to logfile")
52 quiet = flag.Bool("quiet", false, "Print only errors")
53 showPrgrs = flag.Bool("progress", false, "Force progress showing")
54 omitPrgrs = flag.Bool("noprogress", false, "Omit progress showing")
55 debug = flag.Bool("debug", false, "Print debug messages")
56 version = flag.Bool("version", false, "Print version information")
57 warranty = flag.Bool("warranty", false, "Print warranty information")
59 onlineDeadline = flag.Uint("onlinedeadline", 0, "Override onlinedeadline option")
60 maxOnlineTimeSec = flag.Uint("maxonlinetime", 0, "Override maxonlinetime option")
65 fmt.Println(nncp.Warranty)
69 fmt.Println(nncp.VersionGet())
76 nice, err := nncp.NicenessParse(*niceRaw)
80 if *rxOnly && *txOnly {
81 log.Fatalln("-rx and -tx can not be set simultaneously")
84 ctx, err := nncp.CtxFromCmdline(
94 log.Fatalln("Error during initialization:", err)
97 log.Fatalln("Config lacks private keys")
100 splitted := strings.SplitN(flag.Arg(0), ":", 2)
101 node, err := ctx.FindNode(splitted[0])
103 log.Fatalln("Invalid NODE specified:", err)
105 if node.NoisePub == nil {
106 log.Fatalln("Node does not have online communication capability")
109 if *onlineDeadline == 0 {
110 onlineDeadline = &node.OnlineDeadline
112 var maxOnlineTime time.Duration
113 if *maxOnlineTimeSec == 0 {
114 maxOnlineTime = node.MaxOnlineTime
116 maxOnlineTime = time.Duration(*maxOnlineTimeSec) * time.Second
119 var xxOnly nncp.TRxTx
127 if flag.NArg() == 2 {
128 addrs = append(addrs, flag.Arg(1))
129 } else if len(splitted) == 2 {
130 addr, known := ctx.Neigh[*node.Id].Addrs[splitted[1]]
132 log.Fatalln("Unknown ADDR specified")
134 addrs = append(addrs, addr)
136 for _, addr := range ctx.Neigh[*node.Id].Addrs {
137 addrs = append(addrs, addr)
141 var onlyPkts map[[32]byte]bool
142 if len(*onlyPktsRaw) > 0 {
143 splitted = strings.Split(*onlyPktsRaw, ",")
144 onlyPkts = make(map[[32]byte]bool, len(splitted))
145 for _, pktIdRaw := range splitted {
146 pktId, err := nncp.FromBase32(pktIdRaw)
148 log.Fatalln("Invalid packet specified: ", err)
150 pktIdArr := new([32]byte)
151 copy(pktIdArr[:], pktId)
152 onlyPkts[*pktIdArr] = true