我正在尝试使用多目的地广播传输,但我不知道如何配置-it,我试图使用SimplePublisher.java和SimpleSubscriber.java实现URI解释的示例
我有一个出版商和两个订户。
在带有SimplePublisher.java和SimpleSubscriber.java的默认副翼参数中,我已经更改了:
来自SimplePublisher.java
final String channel = "aeron:udp?control=192.168.0.3:4050|control-mode=manual";来自SimpleSubscriber.java:
我复制了SimpleSubcriber1.java和SimpleSubcriber2.java类,并更改了以下配置:
SimpleSubcriber1:
final String channel = "aeron:udp?endpoint=192.168.0.4:4051"和
SimpleSubcriber2:
final String channel = "aeron:udp?endpoint=192.168.0.5:4052"我对发行者和附属作者所犯的错误几乎是完全相同的:
对于出版商:
Publishing to aeron:udp?control=192.168.0.3:4050|control-mode=manual on stream Id 10
io.aeron.exceptions.ChannelEndpointException: RuntimeException : Channel error: Cannot assign requested address: bind : aeron:udp?control=192.168.0.3:4050|control-mode=manual
at io.aeron.ClientConductor.onChannelEndpointError(ClientConductor.java:196)
at io.aeron.DriverEventsAdapter.onMessage(DriverEventsAdapter.java:77)
at org.agrona.concurrent.broadcast.CopyBroadcastReceiver.receive(CopyBroadcastReceiver.java:100)
at io.aeron.DriverEventsAdapter.receive(DriverEventsAdapter.java:56)
at io.aeron.ClientConductor.service(ClientConductor.java:660)
at io.aeron.ClientConductor.doWork(ClientConductor.java:151)
at org.agrona.concurrent.AgentRunner.doDutyCycle(AgentRunner.java:233)
at org.agrona.concurrent.AgentRunner.run(AgentRunner.java:159)
at java.lang.Thread.run(Thread.java:748)
Failed to connect to subscriber而且,对于笔录者来说:
Subscribing to aeron:udp?endpoint=192.168.0.4:4051 on stream Id 10
io.aeron.exceptions.ChannelEndpointException: RuntimeException : Channel error: Cannot assign requested address: bind : aeron:udp?endpoint=192.168.0.4:4051
at io.aeron.ClientConductor.onChannelEndpointError(ClientConductor.java:187)
at io.aeron.DriverEventsAdapter.onMessage(DriverEventsAdapter.java:77)
at org.agrona.concurrent.broadcast.CopyBroadcastReceiver.receive(CopyBroadcastReceiver.java:100)
at io.aeron.DriverEventsAdapter.receive(DriverEventsAdapter.java:56)
at io.aeron.ClientConductor.service(ClientConductor.java:660)
at io.aeron.ClientConductor.doWork(ClientConductor.java:151)
at org.agrona.concurrent.AgentRunner.doDutyCycle(AgentRunner.java:233)
at org.agrona.concurrent.AgentRunner.run(AgentRunner.java:159)
at java.lang.Thread.run(Thread.java:748)如果你需要的话,我可以告诉你更多的细节。
PD:我有MediaDriver的LowLatencyMediaDriver运行,这不是问题
提前谢谢你
发布于 2018-10-29 17:17:56
配置如下:
出版商:
aeron:udp?control=<publisher-ip>:<publisher-port>|control-mode=dynamic
订户:
aeron:udp?endpoint=<subscriber-ip>:<subscriber-port>|control=<publisher-ip>:<publisher-port>|control-mode=dynamic
MDC的默认控制模式是动态的(可以省略)。每个订阅将在控制通道上注册,并随后在指定的端点上接收消息。
另一种方法是使用“手动”控制模式,其中通过使用addDestination/removeDestination的发布手动添加订阅。
至于您收到的错误:
Cannot assign requested address: bind : aeron:udp?endpoint=192.168.0.4:4051 at io.aeron.ClientConductor.onChannelEndpointError(ClientConductor.java:187)
您可能收到了该消息,因为在该端口上已经有监听信息,或者该主机上不存在接口。
https://stackoverflow.com/questions/49303796
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