Revert "pkg/ipnet: Add DeepCopy and DeepCopyInto for IPNet"

This reverts commit 06739c6, #276.

Devan's forking the config in Hive [1], so they no longer need us to
support embedding in Kubernetes objects.

[1]: #256 (comment)

pkg/ipnet/ipnet.go

@@ -25,26 +25,6 @@ func (ipnet *IPNet) String() string {
 	return ipnet.IPNet.String()
 }
 
-// DeepCopyInto copies the receiver into out.  out must be non-nil.
-func (ipnet *IPNet) DeepCopyInto(out *IPNet) {
-	if ipnet == nil {
-		*out = *new(IPNet)
-	} else {
-		*out = *ipnet
-	}
-	return
-}
-
-// DeepCopy copies the receiver, creating a new IPNet.
-func (ipnet *IPNet) DeepCopy() *IPNet {
-	if ipnet == nil {
-		return nil
-	}
-	out := new(IPNet)
-	ipnet.DeepCopyInto(out)
-	return out
-}
-
 // MarshalJSON interface for an IPNet
 func (ipnet IPNet) MarshalJSON() (data []byte, err error) {
 	if reflect.DeepEqual(ipnet.IPNet, emptyIPNet) {

pkg/ipnet/ipnet_test.go

@@ -56,42 +56,3 @@ func TestUnmarshal(t *testing.T) {
 		})
 	}
 }
-
-func TestDeepCopy(t *testing.T) {
-	for _, ipNetIn := range []*IPNet{
-		{},
-		{IPNet: net.IPNet{
-			IP:   net.IP{192, 168, 0, 10},
-			Mask: net.IPv4Mask(255, 255, 255, 0),
-		}},
-	} {
-		t.Run(ipNetIn.String(), func(t *testing.T) {
-			t.Run("DeepCopyInto", func(t *testing.T) {
-				ipNetOut := &IPNet{IPNet: net.IPNet{
-					IP:   net.IP{10, 0, 0, 0},
-					Mask: net.IPv4Mask(255, 0, 0, 0),
-				}}
-
-				ipNetIn.DeepCopyInto(ipNetOut)
-				if ipNetOut.String() != ipNetIn.String() {
-					t.Fatalf("%v != %v", ipNetOut, ipNetIn)
-				}
-			})
-
-			t.Run("DeepCopy", func(t *testing.T) {
-				ipNetOut := ipNetIn.DeepCopy()
-				if ipNetOut.String() != ipNetIn.String() {
-					t.Fatalf("%v != %v", ipNetOut, ipNetIn)
-				}
-
-				ipNetIn.IPNet = net.IPNet{
-					IP:   net.IP{192, 168, 10, 10},
-					Mask: net.IPv4Mask(255, 255, 255, 255),
-				}
-				if ipNetOut.String() == ipNetIn.String() {
-					t.Fatalf("%v (%q) == %v (%q)", ipNetOut, ipNetOut.String(), ipNetIn, ipNetIn.String())
-				}
-			})
-		})
-	}
-}