2 NNCP -- Node to Node copy, utilities for store-and-forward data exchange
3 Copyright (C) 2016-2022 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 // Croned NNCP TCP daemon caller.
32 "go.cypherpunks.ru/nncp/v8"
36 fmt.Fprintf(os.Stderr, nncp.UsageHeader())
37 fmt.Fprintf(os.Stderr, "nncp-caller -- croned NNCP TCP daemon caller\n\n")
38 fmt.Fprintf(os.Stderr, "Usage: %s [options] [NODE ...]\n", os.Args[0])
39 fmt.Fprintln(os.Stderr, "Options:")
45 cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
46 spoolPath = flag.String("spool", "", "Override path to spool")
47 logPath = flag.String("log", "", "Override path to logfile")
48 quiet = flag.Bool("quiet", false, "Print only errors")
49 showPrgrs = flag.Bool("progress", false, "Force progress showing")
50 omitPrgrs = flag.Bool("noprogress", false, "Omit progress showing")
51 debug = flag.Bool("debug", false, "Print debug messages")
52 version = flag.Bool("version", false, "Print version information")
53 warranty = flag.Bool("warranty", false, "Print warranty information")
55 autoToss = flag.Bool("autotoss", false, "Toss after call is finished")
56 autoTossDoSeen = flag.Bool("autotoss-seen", false, "Create seen/ files during tossing")
57 autoTossNoFile = flag.Bool("autotoss-nofile", false, "Do not process \"file\" packets during tossing")
58 autoTossNoFreq = flag.Bool("autotoss-nofreq", false, "Do not process \"freq\" packets during tossing")
59 autoTossNoExec = flag.Bool("autotoss-noexec", false, "Do not process \"exec\" packets during tossing")
60 autoTossNoTrns = flag.Bool("autotoss-notrns", false, "Do not process \"trns\" packets during tossing")
61 autoTossNoArea = flag.Bool("autotoss-noarea", false, "Do not process \"area\" packets during tossing")
62 autoTossNoACK = flag.Bool("autotoss-noack", false, "Do not process \"ack\" packets during tossing")
64 log.SetFlags(log.Lshortfile)
68 fmt.Println(nncp.Warranty)
72 fmt.Println(nncp.VersionGet())
76 ctx, err := nncp.CtxFromCmdline(
86 log.Fatalln("Error during initialization:", err)
89 log.Fatalln("Config lacks private keys")
93 var nodes []*nncp.Node
95 for _, nodeId := range flag.Args() {
96 node, err := ctx.FindNode(nodeId)
98 log.Fatalln("Invalid NODE specified:", err)
100 if node.NoisePub == nil {
101 log.Fatalln("Node", nodeId, "does not have online communication capability")
103 if len(node.Calls) == 0 {
106 nncp.LEs{{K: "Node", V: node.Id}},
107 func(les nncp.LEs) string {
108 return fmt.Sprintf("%s node has no calls, skipping", node.Name)
113 nodes = append(nodes, node)
116 for _, node := range ctx.Neigh {
117 if len(node.Calls) == 0 {
120 nncp.LEs{{K: "Node", V: node.Id}},
121 func(les nncp.LEs) string {
122 return fmt.Sprintf("%s node has no calls, skipping", node.Name)
127 nodes = append(nodes, node)
131 ifis, err := net.Interfaces()
133 log.Fatalln("Can not get network interfaces list:", err)
135 for _, ifiReString := range ctx.MCDRxIfis {
136 ifiRe, err := regexp.CompilePOSIX(ifiReString)
138 log.Fatalf("Can not compile POSIX regexp \"%s\": %s", ifiReString, err)
140 for _, ifi := range ifis {
141 if ifiRe.MatchString(ifi.Name) {
142 if err = ctx.MCDRx(ifi.Name); err != nil {
143 log.Printf("Can not run MCD reception on %s: %s", ifi.Name, err)
149 var wg sync.WaitGroup
150 for _, node := range nodes {
151 for i, call := range node.Calls {
153 go func(node *nncp.Node, i int, call *nncp.Call) {
155 var addrsFromCfg []string
156 if call.Addr == nil {
157 for _, addr := range node.Addrs {
158 addrsFromCfg = append(addrsFromCfg, addr)
161 addrsFromCfg = append(addrsFromCfg, *call.Addr)
163 les := nncp.LEs{{K: "Node", V: node.Id}, {K: "CallIndex", V: i}}
164 logMsg := func(les nncp.LEs) string {
165 return fmt.Sprintf("%s node, call %d", node.Name, i)
169 t := call.Cron.Next(n)
170 ctx.LogD("caller-time", les, func(les nncp.LEs) string {
171 return logMsg(les) + ": " + t.String()
174 ctx.LogE("caller", les, errors.New("got zero time"), logMsg)
181 ctx.LogD("caller-busy", les, func(les nncp.LEs) string {
182 return logMsg(les) + ": busy"
189 if call.WhenTxExists && call.Xx != "TRx" {
190 ctx.LogD("caller", les, func(les nncp.LEs) string {
191 return logMsg(les) + ": checking tx existence"
194 for job := range ctx.Jobs(node.Id, nncp.TTx) {
195 if job.PktEnc.Nice > call.Nice {
201 ctx.LogD("caller-no-tx", les, func(les nncp.LEs) string {
202 return logMsg(les) + ": no tx"
211 var autoTossFinish chan struct{}
212 var autoTossBadCode chan bool
213 if call.AutoToss || *autoToss {
214 autoTossFinish, autoTossBadCode = ctx.AutoToss(
217 call.AutoTossDoSeen || *autoTossDoSeen,
218 call.AutoTossNoFile || *autoTossNoFile,
219 call.AutoTossNoFreq || *autoTossNoFreq,
220 call.AutoTossNoExec || *autoTossNoExec,
221 call.AutoTossNoTrns || *autoTossNoTrns,
222 call.AutoTossNoArea || *autoTossNoArea,
223 call.AutoTossNoACK || *autoTossNoACK,
229 nncp.MCDAddrsM.RLock()
230 for _, mcdAddr := range nncp.MCDAddrs[*node.Id] {
231 ctx.LogD("caller", les, func(les nncp.LEs) string {
232 return logMsg(les) + ": adding MCD address: " +
233 mcdAddr.Addr.String()
235 addrs = append(addrs, mcdAddr.Addr.String())
237 nncp.MCDAddrsM.RUnlock()
242 append(addrs, addrsFromCfg...),
254 if call.AutoToss || *autoToss {
255 close(autoTossFinish)
268 nncp.SPCheckerWg.Wait()