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cmd/bootnode, cmd/geth, cmd/bzzd: add --netrestrict

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This commit is contained in:
Felix Lange
2016-11-22 20:52:31 +01:00
parent a47341cf96
commit e5edd3b983
6 changed files with 35 additions and 2 deletions
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14
cmd/bootnode/main.go
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@ -29,6 +29,7 @@ import (
"github.com/ethereum/go-ethereum/p2p/discover"
"github.com/ethereum/go-ethereum/p2p/discv5"
"github.com/ethereum/go-ethereum/p2p/nat"
"github.com/ethereum/go-ethereum/p2p/netutil"
)
func main() {
@ -39,6 +40,7 @@ func main() {
nodeKeyFile = flag.String("nodekey", "", "private key filename")
nodeKeyHex = flag.String("nodekeyhex", "", "private key as hex (for testing)")
natdesc = flag.String("nat", "none", "port mapping mechanism (any|none|upnp|pmp|extip:<IP>)")
netrestrict = flag.String("netrestrict", "", "restrict network communication to the given IP networks (CIDR masks)")
runv5 = flag.Bool("v5", false, "run a v5 topic discovery bootnode")
nodeKey *ecdsa.PrivateKey
@ -81,12 +83,20 @@ func main() {
os.Exit(0)
}
var restrictList *netutil.Netlist
if *netrestrict != "" {
restrictList, err = netutil.ParseNetlist(*netrestrict)
if err != nil {
utils.Fatalf("-netrestrict: %v", err)
}
}
if *runv5 {
if _, err := discv5.ListenUDP(nodeKey, *listenAddr, natm, ""); err != nil {
if _, err := discv5.ListenUDP(nodeKey, *listenAddr, natm, "", restrictList); err != nil {
utils.Fatalf("%v", err)
}
} else {
if _, err := discover.ListenUDP(nodeKey, *listenAddr, natm, ""); err != nil {
if _, err := discover.ListenUDP(nodeKey, *listenAddr, natm, "", restrictList); err != nil {
utils.Fatalf("%v", err)
}
}