登录：当账号登录的时候，将已登录玩家踢下

web-server/app/service/Utils.ts

@@ -3,6 +3,7 @@ import { resResult as pubResult } from '../pubUtils/util';
 import { gameData } from 'app/pubUtils/data';
 import { RedisClient } from 'redis';
 import { REDIS_KEY } from '@consts';
+import { getRedisSubChannel } from 'app/pubUtils/sdkUtil';
 const csprng = require('csprng');
 /**
  * Utils Service
@@ -57,6 +58,25 @@ export default class Utils extends Service {
     }
   }
 
+  public async checkOnlineUser(userCode: string) {
+    let redisClient: RedisClient = this.ctx.app.context.redisClient;
+    let onlineRoleId = await redisClient.hgetAsync(REDIS_KEY.USER_CODE, userCode);
+
+    if (!!onlineRoleId) { // 多地登陆踢下线
+      let str = await redisClient.hgetAsync(REDIS_KEY.ONLINE_USERS, onlineRoleId);
+
+      if(str) {
+          try {
+              let [,sid] = str?.split('|')??[];
+              let name = getRedisSubChannel(REDIS_KEY.USER_CHANNEL, this.ctx.app.config.env);
+              let result = await redisClient.publishAsync(name, `${sid}|${onlineRoleId}`);
+          } catch(e) {
+              console.error('checkOnlineUser', e);
+          }
+      }
+    }    
+  }
+
   // 检测是否可以登录
   public async validateCanLogin() {
     if(gameData.serverConst.CLOSE_LOGIN == 1) return false;