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Merge pull request #371 from neilalexander/multilink-fixes

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Fix bugs from multilink branch (#360)
This commit is contained in:
Neil Alexander 2019-03-09 09:28:40 +00:00 committed by GitHub
commit f38963c71b
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2 changed files with 17 additions and 9 deletions
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8
src/yggdrasil/multicast.go
View File

@ -166,6 +166,7 @@ func (m *multicast) announce() {
// Get the listener details and construct the multicast beacon // Get the listener details and construct the multicast beacon
lladdr := listener.listener.Addr().String() lladdr := listener.listener.Addr().String()
if a, err := net.ResolveTCPAddr("tcp6", lladdr); err == nil { if a, err := net.ResolveTCPAddr("tcp6", lladdr); err == nil {
a.Zone = ""
destAddr.Zone = iface.Name destAddr.Zone = iface.Name
msg := []byte(a.String()) msg := []byte(a.String())
m.sock.WriteTo(msg, nil, destAddr) m.sock.WriteTo(msg, nil, destAddr)
@ -208,8 +209,9 @@ func (m *multicast) listen() {
if addr.IP.String() != from.IP.String() { if addr.IP.String() != from.IP.String() {
continue continue
} }
addr.Zone = from.Zone addr.Zone = ""
saddr := addr.String() if err := m.core.link.call("tcp://"+addr.String(), from.Zone); err != nil {
m.core.link.call("tcp://"+saddr, addr.Zone) m.core.log.Debugln("Call from multicast failed:", err)
}
} }
} }

18
src/yggdrasil/tcp.go
View File

@ -259,6 +259,16 @@ func (t *tcp) call(saddr string, options interface{}, sintf string) {
} }
t.handler(conn, false, dialerdst.String()) t.handler(conn, false, dialerdst.String())
} else { } else {
dst, err := net.ResolveTCPAddr("tcp", saddr)
if err != nil {
return
}
if dst.IP.IsLinkLocalUnicast() {
dst.Zone = sintf
if dst.Zone == "" {
return
}
}
dialer := net.Dialer{ dialer := net.Dialer{
Control: t.tcpContext, Control: t.tcpContext,
} }
@ -272,10 +282,6 @@ func (t *tcp) call(saddr string, options interface{}, sintf string) {
} }
addrs, err := ief.Addrs() addrs, err := ief.Addrs()
if err == nil { if err == nil {
dst, err := net.ResolveTCPAddr("tcp", saddr)
if err != nil {
return
}
for addrindex, addr := range addrs { for addrindex, addr := range addrs {
src, _, err := net.ParseCIDR(addr.String()) src, _, err := net.ParseCIDR(addr.String())
if err != nil { if err != nil {
@ -309,9 +315,9 @@ func (t *tcp) call(saddr string, options interface{}, sintf string) {
} }
} }
} }
conn, err = dialer.Dial("tcp", dst.String())
conn, err = dialer.Dial("tcp", saddr)
if err != nil { if err != nil {
t.link.core.log.Debugln("Failed to dial TCP:", err)
return return
} }
t.handler(conn, false, nil) t.handler(conn, false, nil)