架构图
+--------------------+ +----------------+ +----------------+
| | | NODE 1 | | NODE 2 |
| TOPIC ROUTE INFO | | | | |
| | | TOPIC LOGIN | | TOPIC LOGIN |
| LOGIN 1* - NODE1 | | | | TOPIC CHAT |
| LOGIN 5* - NODE2 +<----+ | | | TOPIC GAME |
| | | | | | |
| ... | | | | | |
| | | | | | |
+--------------------+ | | | | |
+--------------------+ | | | | |
|