Get integration test netmap from watch-ipn command (#1729)

hscontrol/poll.go

@@ -212,15 +212,9 @@ func (h *Headscale) handlePoll(
 			return
 		}
 
-		// TODO(kradalby): Figure out why patch changes does
-		// not show up in output from `tailscale debug netmap`.
-		// stateUpdate := types.StateUpdate{
-		// 	Type:          types.StatePeerChangedPatch,
-		// 	ChangePatches: []*tailcfg.PeerChange{&change},
-		// }
 		stateUpdate := types.StateUpdate{
-			Type:        types.StatePeerChanged,
-			ChangeNodes: types.Nodes{node},
+			Type:          types.StatePeerChangedPatch,
+			ChangePatches: []*tailcfg.PeerChange{&change},
 		}
 		if stateUpdate.Valid() {
 			ctx := types.NotifyCtx(context.Background(), "poll-nodeupdate-peers-patch", node.Hostname)

hscontrol/util/util.go

@@ -0,0 +1,13 @@
+package util
+
+import "tailscale.com/util/cmpver"
+
+func TailscaleVersionNewerOrEqual(minimum, toCheck string) bool {
+	if cmpver.Compare(minimum, toCheck) <= 0 ||
+		toCheck == "unstable" ||
+		toCheck == "head" {
+		return true
+	}
+
+	return false
+}

hscontrol/util/util_test.go

@@ -0,0 +1,95 @@
+package util
+
+import "testing"
+
+func TestTailscaleVersionNewerOrEqual(t *testing.T) {
+	type args struct {
+		minimum string
+		toCheck string
+	}
+	tests := []struct {
+		name string
+		args args
+		want bool
+	}{
+		{
+			name: "is-equal",
+			args: args{
+				minimum: "1.56",
+				toCheck: "1.56",
+			},
+			want: true,
+		},
+		{
+			name: "is-newer-head",
+			args: args{
+				minimum: "1.56",
+				toCheck: "head",
+			},
+			want: true,
+		},
+		{
+			name: "is-newer-unstable",
+			args: args{
+				minimum: "1.56",
+				toCheck: "unstable",
+			},
+			want: true,
+		},
+		{
+			name: "is-newer-patch",
+			args: args{
+				minimum: "1.56.1",
+				toCheck: "1.56.1",
+			},
+			want: true,
+		},
+		{
+			name: "is-older-patch-same-minor",
+			args: args{
+				minimum: "1.56.1",
+				toCheck: "1.56.0",
+			},
+			want: false,
+		},
+		{
+			name: "is-older-unstable",
+			args: args{
+				minimum: "1.56",
+				toCheck: "1.55",
+			},
+			want: false,
+		},
+		{
+			name: "is-older-one-stable",
+			args: args{
+				minimum: "1.56",
+				toCheck: "1.54",
+			},
+			want: false,
+		},
+		{
+			name: "is-older-five-stable",
+			args: args{
+				minimum: "1.56",
+				toCheck: "1.46",
+			},
+			want: false,
+		},
+		{
+			name: "is-older-patch",
+			args: args{
+				minimum: "1.56",
+				toCheck: "1.48.1",
+			},
+			want: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := TailscaleVersionNewerOrEqual(tt.args.minimum, tt.args.toCheck); got != tt.want {
+				t.Errorf("TailscaleVersionNewerThan() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}