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>

3 files changed, 12 insertions, 7 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)
 	}
diff --git a/examples/server6/main.go b/examples/server6/main.go
index 174f798..318937f 100644
--- a/examples/server6/main.go
+++ b/examples/server6/main.go
@@ -14,14 +14,14 @@ func handler(conn net.PacketConn, peer net.Addr, m dhcpv6.DHCPv6) {
 }
 
 func main() {
-	laddr := net.UDPAddr{
+	laddr := &net.UDPAddr{
 		IP:   net.ParseIP("::1"),
 		Port: dhcpv6.DefaultServerPort,
 	}
-	server := server6.NewServer(laddr, handler)
-
-	defer server.Close()
-	if err := server.ActivateAndServe(); err != nil {
-		log.Panic(err)
+	server, err := server6.NewServer(laddr, handler)
+	if err != nil {
+		log.Fatal(err)
 	}
+
+	server.Serve()
 }
diff --git a/examples/server6/server6 b/examples/server6/server6
deleted file mode 100755
index 16f6153..0000000
--- a/examples/server6/server6
+++ /dev/null