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p2p/discover: map listening port using configured mechanism

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This commit is contained in:
Felix Lange
2015-02-13 11:38:34 +01:00
parent 82f0bd9009
commit 170eb3ac68
4 changed files with 35 additions and 18 deletions
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13
cmd/bootnode/main.go
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@ -30,6 +30,7 @@ import (
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/p2p/discover"
"github.com/ethereum/go-ethereum/p2p/nat"
)
func main() {
@ -38,8 +39,10 @@ func main() {
genKey = flag.String("genkey", "", "generate a node key and quit")
nodeKeyFile = flag.String("nodekey", "", "private key filename")
nodeKeyHex = flag.String("nodekeyhex", "", "private key as hex (for testing)")
nodeKey *ecdsa.PrivateKey
err error
natdesc = flag.String("nat", "none", "port mapping mechanism (any|none|upnp|pmp|extip:<IP>)")
nodeKey *ecdsa.PrivateKey
err error
)
flag.Parse()
logger.AddLogSystem(logger.NewStdLogSystem(os.Stdout, log.LstdFlags, logger.DebugLevel))
@ -49,6 +52,10 @@ func main() {
os.Exit(0)
}
natm, err := nat.Parse(*natdesc)
if err != nil {
log.Fatalf("-nat: %v", err)
}
switch {
case *nodeKeyFile == "" && *nodeKeyHex == "":
log.Fatal("Use -nodekey or -nodekeyhex to specify a private key")
@ -64,7 +71,7 @@ func main() {
}
}
if _, err := discover.ListenUDP(nodeKey, *listenAddr); err != nil {
if _, err := discover.ListenUDP(nodeKey, *listenAddr, natm); err != nil {
log.Fatal(err)
}
select {}