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https://github.com/cwinfo/yggdrasil-go.git
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Merge pull request #604 from neilalexander/addresssubnet
Add -address and -subnet command line options to cmd/yggdrasil
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commit
f330f2f5bc
@ -7,6 +7,7 @@ import (
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"flag"
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"fmt"
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"io/ioutil"
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"net"
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"os"
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"os/signal"
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"strings"
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@ -20,6 +21,7 @@ import (
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"github.com/kardianos/minwinsvc"
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"github.com/mitchellh/mapstructure"
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"github.com/yggdrasil-network/yggdrasil-go/src/address"
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"github.com/yggdrasil-network/yggdrasil-go/src/admin"
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"github.com/yggdrasil-network/yggdrasil-go/src/config"
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"github.com/yggdrasil-network/yggdrasil-go/src/crypto"
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@ -142,6 +144,8 @@ func main() {
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ver := flag.Bool("version", false, "prints the version of this build")
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logging := flag.String("logging", "info,warn,error", "comma-separated list of logging levels to enable")
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logto := flag.String("logto", "stdout", "file path to log to, \"syslog\" or \"stdout\"")
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getaddr := flag.Bool("address", false, "returns the IPv6 address as derived from the supplied configuration")
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getsnet := flag.Bool("subnet", false, "returns the IPv6 subnet as derived from the supplied configuration")
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flag.Parse()
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var cfg *config.NodeConfig
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@ -188,6 +192,35 @@ func main() {
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if cfg == nil {
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return
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}
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// Have we been asked for the node address yet? If so, print it and then stop.
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getNodeID := func() *crypto.NodeID {
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if pubkey, err := hex.DecodeString(cfg.EncryptionPublicKey); err == nil {
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var box crypto.BoxPubKey
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copy(box[:], pubkey[:])
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return crypto.GetNodeID(&box)
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}
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return nil
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}
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switch {
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case *getaddr:
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if nodeid := getNodeID(); nodeid != nil {
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addr := *address.AddrForNodeID(nodeid)
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ip := net.IP(addr[:])
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fmt.Println(ip.String())
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}
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return
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case *getsnet:
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if nodeid := getNodeID(); nodeid != nil {
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snet := *address.SubnetForNodeID(nodeid)
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ipnet := net.IPNet{
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IP: append(snet[:], 0, 0, 0, 0, 0, 0, 0, 0),
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Mask: net.CIDRMask(len(snet)*8, 128),
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}
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fmt.Println(ipnet.String())
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}
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return
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default:
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}
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// Create a new logger that logs output to stdout.
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var logger *log.Logger
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switch *logto {
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