/*
NNCP -- Node to Node copy, utilities for store-and-forward data exchange
-Copyright (C) 2016-2017 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2016-2019 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
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-// Call NNCP TCP daemon
+// Call NNCP TCP daemon.
package main
import (
"flag"
"fmt"
- "io/ioutil"
"log"
- "net"
"os"
- "strconv"
"strings"
"cypherpunks.ru/nncp"
func usage() {
fmt.Fprintf(os.Stderr, nncp.UsageHeader())
- fmt.Fprintln(os.Stderr, "nncp-call -- call TCP daemon\n")
+ fmt.Fprintf(os.Stderr, "nncp-call -- call TCP daemon\n\n")
fmt.Fprintf(os.Stderr, "Usage: %s [options] NODE[:ADDR] [FORCEADDR]\n", os.Args[0])
fmt.Fprintln(os.Stderr, "Options:")
flag.PrintDefaults()
func main() {
var (
- cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
- niceRaw = flag.Int("nice", 255, "Minimal required niceness")
- rxOnly = flag.Bool("rx", false, "Only receive packets")
- txOnly = flag.Bool("tx", false, "Only transfer packets")
- quiet = flag.Bool("quiet", false, "Print only errors")
- debug = flag.Bool("debug", false, "Enable debugging information")
- version = flag.Bool("version", false, "Print version information")
- warranty = flag.Bool("warranty", false, "Print warranty information")
+ cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
+ 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")
+ 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")
+ 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")
)
flag.Usage = usage
flag.Parse()
usage()
os.Exit(1)
}
- if *niceRaw < 1 || *niceRaw > 255 {
- log.Fatalln("-nice must be between 1 and 255")
+ nice, err := nncp.NicenessParse(*niceRaw)
+ if err != nil {
+ log.Fatalln(err)
}
- nice := uint8(*niceRaw)
if *rxOnly && *txOnly {
log.Fatalln("-rx and -tx can not be set simultaneously")
}
- cfgRaw, err := ioutil.ReadFile(*cfgPath)
+ ctx, err := nncp.CtxFromCmdline(*cfgPath, *spoolPath, *logPath, *quiet, *debug)
if err != nil {
- log.Fatalln("Can not read config:", err)
+ log.Fatalln("Error during initialization:", err)
}
- ctx, err := nncp.CfgParse(cfgRaw)
- if err != nil {
- log.Fatalln("Can not parse config:", err)
+ if ctx.Self == nil {
+ log.Fatalln("Config lacks private keys")
}
- ctx.Quiet = *quiet
- ctx.Debug = *debug
splitted := strings.SplitN(flag.Arg(0), ":", 2)
node, err := ctx.FindNode(splitted[0])
if err != nil {
log.Fatalln("Invalid NODE specified:", err)
}
+ if node.NoisePub == nil {
+ log.Fatalln("Node does not have online communication capability")
+ }
+
+ if *onlineDeadline == 0 {
+ onlineDeadline = &node.OnlineDeadline
+ }
+ if *maxOnlineTime == 0 {
+ maxOnlineTime = &node.MaxOnlineTime
+ }
var xxOnly nncp.TRxTx
if *rxOnly {
}
}
- isGood := false
- for _, addr := range addrs {
- ctx.LogD("call", nncp.SDS{"addr": addr}, "dialing")
- conn, err := net.Dial("tcp", addr)
- if err != nil {
- log.Println("Can not connect:", err)
- continue
- }
- ctx.LogD("call", nncp.SDS{"addr": addr}, "connected")
- state, err := ctx.StartI(conn, node.Id, nice, &xxOnly)
- if err == nil {
- ctx.LogI("call-start", nncp.SDS{"node": state.NodeId}, "connected")
- state.Wait()
- ctx.LogI("call-finish", nncp.SDS{
- "node": state.NodeId,
- "duration": strconv.FormatInt(int64(state.Duration.Seconds()), 10),
- "rxbytes": strconv.FormatInt(state.RxBytes, 10),
- "txbytes": strconv.FormatInt(state.TxBytes, 10),
- "rxspeed": strconv.FormatInt(state.RxSpeed, 10),
- "txspeed": strconv.FormatInt(state.TxSpeed, 10),
- }, "")
- isGood = true
- conn.Close()
- break
- } else {
- ctx.LogE("call-start", nncp.SDS{"node": state.NodeId, "err": err}, "")
- conn.Close()
- }
- }
- if !isGood {
+ if !ctx.CallNode(
+ node,
+ addrs,
+ nice,
+ xxOnly,
+ *rxRate,
+ *txRate,
+ *onlineDeadline,
+ *maxOnlineTime,
+ ) {
os.Exit(1)
}
}