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Feature: bind socket to interface by native API on Windows (#2662)

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This commit is contained in:
yaling888
2023-04-08 19:20:14 +08:00
committed by GitHub
parent 95bbfe3945
commit 20a521f02d
6 changed files with 224 additions and 50 deletions
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12
component/dhcp/conn.go
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@ -14,5 +14,15 @@ func ListenDHCPClient(ctx context.Context, ifaceName string) (net.PacketConn, er
listenAddr = "255.255.255.255:68"
}
return dialer.ListenPacket(ctx, "udp4", listenAddr, dialer.WithInterface(ifaceName), dialer.WithAddrReuse(true))
options := []dialer.Option{
dialer.WithInterface(ifaceName),
dialer.WithAddrReuse(true),
}
// fallback bind on windows, because syscall bind can not receive broadcast
if runtime.GOOS == "windows" {
options = append(options, dialer.WithFallbackBind(true))
}
return dialer.ListenPacket(ctx, "udp4", listenAddr, options...)
}