/*
NNCP -- Node to Node copy, utilities for store-and-forward data exchange
-Copyright (C) 2016-2019 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2016-2022 Sergey Matveev <stargrave@stargrave.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
"flag"
"fmt"
"log"
+ "net"
"os"
+ "regexp"
"strings"
+ "time"
- "go.cypherpunks.ru/nncp/v5"
+ "go.cypherpunks.ru/nncp/v8"
)
func usage() {
func main() {
var (
cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
+ ucspi = flag.Bool("ucspi", false, "Is it started as UCSPI-TCP client")
niceRaw = flag.String("nice", nncp.NicenessFmt(255), "Minimal required niceness")
rxOnly = flag.Bool("rx", false, "Only receive packets")
txOnly = flag.Bool("tx", false, "Only transmit packets")
listOnly = flag.Bool("list", false, "Only list remote packets")
+ noCK = flag.Bool("nock", false, "Do no checksum checking")
onlyPktsRaw = flag.String("pkts", "", "Recieve only that packets, comma separated")
+ mcdWait = flag.Uint("mcd-wait", 0, "Wait for MCD for specified number of seconds")
rxRate = flag.Int("rxrate", 0, "Maximal receive rate, pkts/sec")
txRate = flag.Int("txrate", 0, "Maximal transmit rate, pkts/sec")
spoolPath = flag.String("spool", "", "Override path to spool")
logPath = flag.String("log", "", "Override path to logfile")
quiet = flag.Bool("quiet", false, "Print only errors")
+ showPrgrs = flag.Bool("progress", false, "Force progress showing")
+ omitPrgrs = flag.Bool("noprogress", false, "Omit progress showing")
debug = flag.Bool("debug", false, "Print debug messages")
version = flag.Bool("version", false, "Print version information")
warranty = flag.Bool("warranty", false, "Print warranty information")
- onlineDeadline = flag.Uint("onlinedeadline", 0, "Override onlinedeadline option")
- maxOnlineTime = flag.Uint("maxonlinetime", 0, "Override maxonlinetime option")
+ onlineDeadlineSec = flag.Uint("onlinedeadline", 0, "Override onlinedeadline option")
+ maxOnlineTimeSec = flag.Uint("maxonlinetime", 0, "Override maxonlinetime option")
+
+ autoToss = flag.Bool("autotoss", false, "Toss after call is finished")
+ autoTossDoSeen = flag.Bool("autotoss-seen", false, "Create seen/ files during tossing")
+ autoTossNoFile = flag.Bool("autotoss-nofile", false, "Do not process \"file\" packets during tossing")
+ autoTossNoFreq = flag.Bool("autotoss-nofreq", false, "Do not process \"freq\" packets during tossing")
+ autoTossNoExec = flag.Bool("autotoss-noexec", false, "Do not process \"exec\" packets during tossing")
+ autoTossNoTrns = flag.Bool("autotoss-notrns", false, "Do not process \"trns\" packets during tossing")
+ autoTossNoArea = flag.Bool("autotoss-noarea", false, "Do not process \"area\" packets during tossing")
+ autoTossNoACK = flag.Bool("autotoss-noack", false, "Do not process \"ack\" packets during tossing")
)
+ log.SetFlags(log.Lshortfile)
flag.Usage = usage
flag.Parse()
if *warranty {
log.Fatalln("-rx and -tx can not be set simultaneously")
}
- ctx, err := nncp.CtxFromCmdline(*cfgPath, *spoolPath, *logPath, *quiet, *debug)
+ ctx, err := nncp.CtxFromCmdline(
+ *cfgPath,
+ *spoolPath,
+ *logPath,
+ *quiet,
+ *showPrgrs,
+ *omitPrgrs,
+ *debug,
+ )
if err != nil {
log.Fatalln("Error during initialization:", err)
}
log.Fatalln("Node does not have online communication capability")
}
- if *onlineDeadline == 0 {
- onlineDeadline = &node.OnlineDeadline
+ onlineDeadline := node.OnlineDeadline
+ if *onlineDeadlineSec != 0 {
+ onlineDeadline = time.Duration(*onlineDeadlineSec) * time.Second
}
- if *maxOnlineTime == 0 {
- maxOnlineTime = &node.MaxOnlineTime
+ maxOnlineTime := node.MaxOnlineTime
+ if *maxOnlineTimeSec != 0 {
+ maxOnlineTime = time.Duration(*maxOnlineTimeSec) * time.Second
}
var xxOnly nncp.TRxTx
}
var addrs []string
- if flag.NArg() == 2 {
+ if *ucspi {
+ addrs = append(addrs, nncp.UCSPITCPClient)
+ } else if flag.NArg() == 2 {
addrs = append(addrs, flag.Arg(1))
} else if len(splitted) == 2 {
addr, known := ctx.Neigh[*node.Id].Addrs[splitted[1]]
}
}
+ if *mcdWait > 0 {
+ ifis, err := net.Interfaces()
+ if err != nil {
+ log.Fatalln("Can not get network interfaces list:", err)
+ }
+ for _, ifiReString := range ctx.MCDRxIfis {
+ ifiRe, err := regexp.CompilePOSIX(ifiReString)
+ if err != nil {
+ log.Fatalf("Can not compile POSIX regexp \"%s\": %s", ifiReString, err)
+ }
+ for _, ifi := range ifis {
+ if ifiRe.MatchString(ifi.Name) {
+ if err = ctx.MCDRx(ifi.Name); err != nil {
+ log.Printf("Can not run MCD reception on %s: %s", ifi.Name, err)
+ }
+ }
+ }
+ }
+ addrs = nil
+ for i := int(*mcdWait); i > 0; i-- {
+ nncp.MCDAddrsM.RLock()
+ for _, mcdAddr := range nncp.MCDAddrs[*node.Id] {
+ addrs = append(addrs, mcdAddr.Addr.String())
+ }
+ if len(addrs) > 0 {
+ break
+ }
+ nncp.MCDAddrsM.RUnlock()
+ time.Sleep(time.Second)
+ }
+ if len(addrs) == 0 {
+ log.Fatalf("No MCD packets from the node during %d seconds", *mcdWait)
+ }
+ }
+
var onlyPkts map[[32]byte]bool
if len(*onlyPktsRaw) > 0 {
splitted = strings.Split(*onlyPktsRaw, ",")
onlyPkts = make(map[[32]byte]bool, len(splitted))
for _, pktIdRaw := range splitted {
- pktId, err := nncp.FromBase32(pktIdRaw)
+ pktId, err := nncp.Base32Codec.DecodeString(pktIdRaw)
if err != nil {
log.Fatalln("Invalid packet specified: ", err)
}
}
}
- if !ctx.CallNode(
+ ctx.Umask()
+
+ var autoTossFinish chan struct{}
+ var autoTossBadCode chan bool
+ if *autoToss {
+ autoTossFinish, autoTossBadCode = ctx.AutoToss(
+ node.Id,
+ nice,
+ *autoTossDoSeen,
+ *autoTossNoFile,
+ *autoTossNoFreq,
+ *autoTossNoExec,
+ *autoTossNoTrns,
+ *autoTossNoArea,
+ *autoTossNoACK,
+ )
+ }
+
+ badCode := !ctx.CallNode(
node,
addrs,
nice,
xxOnly,
*rxRate,
*txRate,
- *onlineDeadline,
- *maxOnlineTime,
+ onlineDeadline,
+ maxOnlineTime,
*listOnly,
+ *noCK,
onlyPkts,
- ) {
+ )
+
+ if *autoToss {
+ close(autoTossFinish)
+ badCode = (<-autoTossBadCode) || badCode
+ }
+ nncp.SPCheckerWg.Wait()
+ if badCode {
os.Exit(1)
}
}