client6: new async DHCPv6 client like #250.

- Race-condition-averse.
- Supports multiple concurrent requests.
- Tested.
- Requires a fully compatible net.PacketConn.

Signed-off-by: Christopher Koch <chrisko@google.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/examples/packetcrafting6/main.go b/examples/packetcrafting6/main.go
index 7e2fb1b..f2c1855 100644
--- a/examples/packetcrafting6/main.go
+++ b/examples/packetcrafting6/main.go
@@ -15,9 +15,14 @@ func main() {
 	// that implement the `dhcpv6.DHCPv6` interface.
 	// Then print the wire-format representation of the packet.
 
+	iface, err := net.InterfaceByName("eth0")
+	if err != nil {
+		log.Fatal(err)
+	}
+
 	// Create the DHCPv6 Solicit first, using the interface "eth0"
 	// to get the MAC address
-	msg, err := dhcpv6.NewSolicitForInterface("eth0")
+	msg, err := dhcpv6.NewSolicit(iface.HardwareAddr)
 	if err != nil {
 		log.Fatal(err)
 	}