consul: Handle API changes in StateStore

consul/fsm_test.go

@@ -290,7 +290,7 @@ func TestFSM_DeregisterNode(t *testing.T) {
 
 	// Verify service not registered
 	_, services := fsm.state.NodeServices("foo")
-	if len(services.Services) != 0 {
+	if services != nil {
 		t.Fatalf("Services: %v", services)
 	}
 

consul/leader.go

@@ -174,9 +174,11 @@ func (s *Server) handleAliveMember(member serf.Member) error {
 		if service != nil {
 			match := false
 			_, services := state.NodeServices(member.Name)
-			for id, _ := range services.Services {
-				if id == service.ID {
-					match = true
+			if services != nil {
+				for id, _ := range services.Services {
+					if id == service.ID {
+						match = true
+					}
 				}
 			}
 			if !match {

consul/state_store_test.go

@@ -302,9 +302,8 @@ func TestDeleteNode(t *testing.T) {
 	if idx != 23 {
 		t.Fatalf("bad: %v", idx)
 	}
-	_, ok := services.Services["api"]
-	if ok {
-		t.Fatalf("has api: %#v", services)
+	if services != nil {
+		t.Fatalf("has services: %#v", services)
 	}
 
 	idx, checks := store.NodeChecks("foo")