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fix: don't ignore bind6 error when udp's target is ipv6 address

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This commit is contained in:
wwqgtxx
2024-04-10 15:34:28 +08:00
parent cff7df164f
commit 16fadd2441
7 changed files with 22 additions and 23 deletions
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12
component/dialer/bind_windows.go
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@@ -36,7 +36,7 @@ func bind6(handle syscall.Handle, ifaceIdx int) error {
return err
}
func bindControl(ifaceIdx int) controlFn {
func bindControl(ifaceIdx int, rAddrPort netip.AddrPort) controlFn {
return func(ctx context.Context, network, address string, c syscall.RawConn) (err error) {
addrPort, err := netip.ParseAddrPort(address)
if err == nil && !addrPort.Addr().IsGlobalUnicast() {
@@ -55,7 +55,7 @@ func bindControl(ifaceIdx int) controlFn {
innerErr = bind4err
case "udp6":
// golang will set network to udp6 when listenUDP on wildcard ip (eg: ":0", "")
if (!addrPort.Addr().IsValid() || addrPort.Addr().IsUnspecified()) && bind6err != nil {
if (!addrPort.Addr().IsValid() || addrPort.Addr().IsUnspecified()) && bind6err != nil && rAddrPort.Addr().Unmap().Is4() {
// try bind ipv6, if failed, ignore. it's a workaround for windows disable interface ipv6
if bind4err != nil {
innerErr = fmt.Errorf("%w (%s)", bind6err, bind4err)
@@ -76,23 +76,23 @@ func bindControl(ifaceIdx int) controlFn {
}
}
func bindIfaceToDialer(ifaceName string, dialer *net.Dialer, _ string, _ netip.Addr) error {
func bindIfaceToDialer(ifaceName string, dialer *net.Dialer, _ string, destination netip.Addr) error {
ifaceObj, err := iface.ResolveInterface(ifaceName)
if err != nil {
return err
}
addControlToDialer(dialer, bindControl(ifaceObj.Index))
addControlToDialer(dialer, bindControl(ifaceObj.Index, netip.AddrPortFrom(destination, 0)))
return nil
}
func bindIfaceToListenConfig(ifaceName string, lc *net.ListenConfig, _, address string) (string, error) {
func bindIfaceToListenConfig(ifaceName string, lc *net.ListenConfig, _, address string, rAddrPort netip.AddrPort) (string, error) {
ifaceObj, err := iface.ResolveInterface(ifaceName)
if err != nil {
return "", err
}
addControlToListenConfig(lc, bindControl(ifaceObj.Index))
addControlToListenConfig(lc, bindControl(ifaceObj.Index, rAddrPort))
return address, nil
}