2 NNCP -- Node to Node copy, utilities for store-and-forward data exchange
3 Copyright (C) 2016-2019 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.
28 "go.cypherpunks.ru/nncp/v4"
32 fmt.Fprintf(os.Stderr, nncp.UsageHeader())
33 fmt.Fprintf(os.Stderr, "nncp-call -- call TCP daemon\n\n")
34 fmt.Fprintf(os.Stderr, "Usage: %s [options] NODE[:ADDR] [FORCEADDR]\n", os.Args[0])
35 fmt.Fprintln(os.Stderr, "Options:")
41 cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
42 niceRaw = flag.String("nice", nncp.NicenessFmt(255), "Minimal required niceness")
43 rxOnly = flag.Bool("rx", false, "Only receive packets")
44 txOnly = flag.Bool("tx", false, "Only transmit packets")
45 listOnly = flag.Bool("list", false, "Only list remote packets")
46 onlyPktsRaw = flag.String("pkts", "", "Recieve only that packets, comma separated")
47 rxRate = flag.Int("rxrate", 0, "Maximal receive rate, pkts/sec")
48 txRate = flag.Int("txrate", 0, "Maximal transmit rate, pkts/sec")
49 spoolPath = flag.String("spool", "", "Override path to spool")
50 logPath = flag.String("log", "", "Override path to logfile")
51 quiet = flag.Bool("quiet", false, "Print only errors")
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 onlineDeadline = flag.Uint("onlinedeadline", 0, "Override onlinedeadline option")
57 maxOnlineTime = flag.Uint("maxonlinetime", 0, "Override maxonlinetime option")
62 fmt.Println(nncp.Warranty)
66 fmt.Println(nncp.VersionGet())
73 nice, err := nncp.NicenessParse(*niceRaw)
77 if *rxOnly && *txOnly {
78 log.Fatalln("-rx and -tx can not be set simultaneously")
81 ctx, err := nncp.CtxFromCmdline(*cfgPath, *spoolPath, *logPath, *quiet, *debug)
83 log.Fatalln("Error during initialization:", err)
86 log.Fatalln("Config lacks private keys")
89 splitted := strings.SplitN(flag.Arg(0), ":", 2)
90 node, err := ctx.FindNode(splitted[0])
92 log.Fatalln("Invalid NODE specified:", err)
94 if node.NoisePub == nil {
95 log.Fatalln("Node does not have online communication capability")
98 if *onlineDeadline == 0 {
99 onlineDeadline = &node.OnlineDeadline
101 if *maxOnlineTime == 0 {
102 maxOnlineTime = &node.MaxOnlineTime
105 var xxOnly nncp.TRxTx
113 if flag.NArg() == 2 {
114 addrs = append(addrs, flag.Arg(1))
115 } else if len(splitted) == 2 {
116 addr, known := ctx.Neigh[*node.Id].Addrs[splitted[1]]
118 log.Fatalln("Unknown ADDR specified")
120 addrs = append(addrs, addr)
122 for _, addr := range ctx.Neigh[*node.Id].Addrs {
123 addrs = append(addrs, addr)
127 var onlyPkts map[[32]byte]bool
128 if len(*onlyPktsRaw) > 0 {
129 splitted = strings.Split(*onlyPktsRaw, ",")
130 onlyPkts = make(map[[32]byte]bool, len(splitted))
131 for _, pktIdRaw := range splitted {
132 pktId, err := nncp.FromBase32(pktIdRaw)
134 log.Fatalln("Invalid packet specified: ", err)
136 pktIdArr := new([32]byte)
137 copy(pktIdArr[:], pktId)
138 onlyPkts[*pktIdArr] = true