SpringBoot Gateway整合过程中的问题

渭水飞熊2023-12-26 8:18

现象描述：

第一次请求正常，第二次报错，错误如下：

java 复制代码

2023-12-25 00:47:46.928 ERROR 5484 --- [ctor-http-nio-6] a.w.r.e.AbstractErrorWebExceptionHandler : [34ab38d8-2]  500 Server Error for HTTP GET "/gateway/config/ip/get?id=1"

io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: no further information: /10.244.22.41:8080
	Suppressed: reactor.core.publisher.FluxOnAssembly$OnAssemblyException: 
Error has been observed at the following site(s):
	*__checkpoint ⇢ org.springframework.cloud.gateway.filter.WeightCalculatorWebFilter [DefaultWebFilterChain]
	*__checkpoint ⇢ HTTP GET "/gateway/config/ip/get?id=1" [ExceptionHandlingWebHandler]
Original Stack Trace:
Caused by: java.net.ConnectException: Connection refused: no further information
	at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
	at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)
	at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:337)
	at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:776)
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:724)
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:650)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:562)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	at java.lang.Thread.run(Thread.java:748)

原因是，以下配置设置为true，设置为false即可。还没有追其原因，暂时先这样处理，随后再深入查下原因。

yaml 复制代码

spring:
  cloud:
    gateway:
      discovery:
        locator:
          enabled: true