/*
NNCP -- Node to Node copy, utilities for store-and-forward data exchange
-Copyright (C) 2016-2020 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2016-2021 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
"os"
"time"
- "go.cypherpunks.ru/nncp/v5"
+ "github.com/dustin/go-humanize"
+ "go.cypherpunks.ru/nncp/v6"
"golang.org/x/net/netutil"
)
return c.w.Close()
}
-func performSP(ctx *nncp.Ctx, conn nncp.ConnDeadlined, nice uint8) {
+func performSP(
+ ctx *nncp.Ctx,
+ conn nncp.ConnDeadlined,
+ nice uint8,
+ noCK bool,
+ nodeIdC chan *nncp.NodeId,
+) {
state := nncp.SPState{
Ctx: ctx,
Nice: nice,
+ NoCK: noCK,
}
if err := state.StartR(conn); err == nil {
- ctx.LogI("call-start", nncp.SDS{"node": state.Node.Id}, "connected")
+ ctx.LogI(
+ "call-started",
+ nncp.LEs{{K: "Node", V: state.Node.Id}},
+ func(les nncp.LEs) string { return "Connection with " + state.Node.Name },
+ )
+ nodeIdC <- state.Node.Id
state.Wait()
- ctx.LogI("call-finish", nncp.SDS{
- "node": state.Node.Id,
- "duration": int64(state.Duration.Seconds()),
- "rxbytes": state.RxBytes,
- "txbytes": state.TxBytes,
- "rxspeed": state.RxSpeed,
- "txspeed": state.TxSpeed,
- }, "")
+ ctx.LogI("call-finished", nncp.LEs{
+ {K: "Node", V: state.Node.Id},
+ {K: "Duration", V: int64(state.Duration.Seconds())},
+ {K: "RxBytes", V: state.RxBytes},
+ {K: "TxBytes", V: state.TxBytes},
+ {K: "RxSpeed", V: state.RxSpeed},
+ {K: "TxSpeed", V: state.TxSpeed},
+ }, func(les nncp.LEs) string {
+ return fmt.Sprintf(
+ "Finished call with %s (%d:%d:%d): %s received (%s/sec), %s transferred (%s/sec)",
+ state.Node.Name,
+ int(state.Duration.Hours()),
+ int(state.Duration.Minutes()),
+ int(state.Duration.Seconds()),
+ humanize.IBytes(uint64(state.RxBytes)),
+ humanize.IBytes(uint64(state.RxSpeed)),
+ humanize.IBytes(uint64(state.TxBytes)),
+ humanize.IBytes(uint64(state.TxSpeed)),
+ )
+ })
} else {
nodeId := "unknown"
- if state.Node != nil {
+ if state.Node == nil {
+ nodeIdC <- nil
+ } else {
+ nodeIdC <- state.Node.Id
nodeId = state.Node.Id.String()
}
- ctx.LogE("call-start", nncp.SDS{"node": nodeId}, err, "")
+ ctx.LogI(
+ "call-started",
+ nncp.LEs{{K: "Node", V: nodeId}},
+ func(les nncp.LEs) string { return "Connected to " + state.Node.Name },
+ )
}
+ close(nodeIdC)
}
func main() {
bind = flag.String("bind", "[::]:5400", "Address to bind to")
inetd = flag.Bool("inetd", false, "Is it started as inetd service")
maxConn = flag.Int("maxconn", 128, "Maximal number of simultaneous connections")
+ noCK = flag.Bool("nock", false, "Do no checksum checking")
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")
+
+ 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")
)
flag.Usage = usage
flag.Parse()
if *inetd {
os.Stderr.Close() // #nosec G104
conn := &InetdConn{os.Stdin, os.Stdout}
- performSP(ctx, conn, nice)
+ nodeIdC := make(chan *nncp.NodeId)
+ go performSP(ctx, conn, nice, *noCK, nodeIdC)
+ nodeId := <-nodeIdC
+ var autoTossFinish chan struct{}
+ var autoTossBadCode chan bool
+ if *autoToss && nodeId != nil {
+ autoTossFinish, autoTossBadCode = ctx.AutoToss(
+ nodeId,
+ nice,
+ *autoTossDoSeen,
+ *autoTossNoFile,
+ *autoTossNoFreq,
+ *autoTossNoExec,
+ *autoTossNoTrns,
+ )
+ }
+ <-nodeIdC // call completion
+ if *autoToss {
+ close(autoTossFinish)
+ <-autoTossBadCode
+ }
conn.Close() // #nosec G104
return
}
if err != nil {
log.Fatalln("Can not accept connection:", err)
}
- ctx.LogD("daemon", nncp.SDS{"addr": conn.RemoteAddr()}, "accepted")
+ ctx.LogD(
+ "daemon-accepted",
+ nncp.LEs{{K: "Addr", V: conn.RemoteAddr()}},
+ func(les nncp.LEs) string {
+ return "Accepted connection with " + conn.RemoteAddr().String()
+ },
+ )
go func(conn net.Conn) {
- performSP(ctx, conn, nice)
+ nodeIdC := make(chan *nncp.NodeId)
+ go performSP(ctx, conn, nice, *noCK, nodeIdC)
+ nodeId := <-nodeIdC
+ var autoTossFinish chan struct{}
+ var autoTossBadCode chan bool
+ if *autoToss && nodeId != nil {
+ autoTossFinish, autoTossBadCode = ctx.AutoToss(
+ nodeId,
+ nice,
+ *autoTossDoSeen,
+ *autoTossNoFile,
+ *autoTossNoFreq,
+ *autoTossNoExec,
+ *autoTossNoTrns,
+ )
+ }
+ <-nodeIdC // call completion
+ if *autoToss {
+ close(autoTossFinish)
+ <-autoTossBadCode
+ }
conn.Close() // #nosec G104
}(conn)
}