When installing framework slave, if db_tars has not been created, exit

Changelist.md

@@ -5,12 +5,14 @@
 - tarsAdminRegistry supports only historical publishing records (the latest 200 by default), and the configuration can be modified in the template
 - tarsAdminRegistry supports patch timeout configuration, which can be modified in the template
 - Support parameters during deployment, covering configuration files and templates
+- When installing framework slave, if db_tars has not been created, exit
 
 ### cn
 - 完善部署脚本, 支持overwrite模式, 覆盖配置和模板文件 
 - tarsAdminRegistry支持保存历史发布记录(每个服务缺省200条), 可以在模板中修改配置
 - tarsAdminRegistry发布支持超时配置, 可以在模板中修改配置
 - 部署时支持参数, 覆盖配置文件和模板
+- 安装framework slave时, 如果db_tars还没有创建, 则退出
 
 ## v2.4.6 2020.09.02
 ### en

deploy/tars-install.sh

@@ -471,6 +471,12 @@ if [ "${SLAVE}" != "true" ]; then
     LOG_INFO "create master servers";
 
     exec_mysql_sql db_tars tars_servers_master.sql
+else
+    exec_mysql_has "db_tars"
+    if [ $? != 0 ]; then
+        LOG_ERROR "no db_tars exists, please install master first, install will exit"  
+        exit 1
+    fi
 fi
 
 #current server info