nacos集群有用户名密码配置文件该如何配置？

[ssy-githup]

使用源码中的spring-cloud-nacos-eureka-proxy-example工程同步服务到nacos时：
没有找到对用户密码进行设置的地方，请问nacos用户名密码该如何配置呢

由于无法进行配置工程启动日志如下：
`
2021-11-15 16:00:03.421 ERROR 2901 --- [cosSynchronizer] net.nacos.eureka.sync.NacosSynchronizer : synchronize service error

java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/service/list after all servers([nacos-jxs-aftermarket.tx-prod-xh.bitautotech.com:80]) tried: failed to req API:nacos-jxs-aftermarket.tx-prod-xh.bitautotech.com:80/nacos/v1/ns/service/list. code:403 msg:

Whitelabel Error Page

This application has no explicit mapping for /error, so you are seeing this as a fallback.

Mon Nov 15 16:00:03 CST 2021

There was an unexpected error (type=Forbidden, status=403).

unknown user!

at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:465) ~[nacos-client-1.1.3.jar!/:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:431) ~[nacos-client-1.1.3.jar!/:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:377) ~[nacos-client-1.1.3.jar!/:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.getServiceList(NamingProxy.java:359) ~[nacos-client-1.1.3.jar!/:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.getServiceList(NamingProxy.java:335) ~[nacos-client-1.1.3.jar!/:na]
at com.alibaba.nacos.client.naming.NacosNamingService.getServicesOfServer(NacosNamingService.java:442) ~[nacos-client-1.1.3.jar!/:na]
at net.nacos.eureka.sync.NacosSynchronizer.syncService(NacosSynchronizer.java:50) ~[spring-cloud-nacos-eureka-proxy-1.0.1.jar!/:na]
at net.nacos.eureka.sync.NacosSynchronizer.lambda$init$1(NacosSynchronizer.java:42) ~[spring-cloud-nacos-eureka-proxy-1.0.1.jar!/:na]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[na:1.8.0_191]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) ~[na:1.8.0_191]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) ~[na:1.8.0_191]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) ~[na:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[na:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[na:1.8.0_191]
at java.lang.Thread.run(Thread.java:748) ~[na:1.8.0_191]
`