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https://github.com/cwinfo/yggdrasil-go.git
synced 2024-11-09 16:20:26 +00:00
remove string from multicast announcement format
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parent
3b38ed082f
commit
d1dfe38683
@ -4,6 +4,7 @@ import (
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"bytes"
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"context"
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"crypto/ed25519"
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"encoding/binary"
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"encoding/hex"
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"fmt"
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"net"
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@ -307,7 +308,10 @@ func (m *Multicast) _announce() {
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a.Zone = ""
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destAddr.Zone = iface.Name
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msg := append([]byte(nil), m.core.GetSelf().Key...)
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msg = append(msg, a.String()...)
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msg = append(msg, a.IP...)
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pbs := make([]byte, 2)
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binary.BigEndian.PutUint16(pbs, uint16(a.Port))
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msg = append(msg, pbs...)
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_, _ = m.sock.WriteTo(msg, nil, destAddr)
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}
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if info.interval.Seconds() < 15 {
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@ -354,13 +358,20 @@ func (m *Multicast) listen() {
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if bytes.Equal(key, m.core.GetSelf().Key) {
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continue // don't bother trying to peer with self
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}
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anAddr := string(bs[ed25519.PublicKeySize:nBytes])
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addr, err := net.ResolveTCPAddr("tcp6", anAddr)
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begin := ed25519.PublicKeySize
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end := nBytes - 2
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if end <= begin {
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continue // malformed address
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}
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ip := bs[begin:end]
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port := binary.BigEndian.Uint16(bs[end:nBytes])
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anAddr := net.TCPAddr{IP: ip, Port: int(port)}
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addr, err := net.ResolveTCPAddr("tcp6", anAddr.String())
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if err != nil {
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continue
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}
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from := fromAddr.(*net.UDPAddr)
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if addr.IP.String() != from.IP.String() {
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if !from.IP.Equal(addr.IP) {
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continue
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}
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var interfaces map[string]interfaceInfo
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