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https://issues.apache.org/jira/browse/STORM-3537?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16980639#comment-16980639
]
Wu commented on STORM-3537:
---------------------------
Why not occupy the configured ports without letting others use it?
> Ports configed in storm.yaml file can be used by other application.
> -------------------------------------------------------------------
>
> Key: STORM-3537
> URL: https://issues.apache.org/jira/browse/STORM-3537
> Project: Apache Storm
> Issue Type: Bug
> Affects Versions: 2.1.0
> Reporter: Wu
> Priority: Major
>
> When submit a storm topology, it fail if the port is used by other
> application, for example a python Flask application.
> {code:java}
> //代码占位符
> // storm.yaml
> supervisor.slots.ports:
> - 6720orc@bj2904:
> // start storm nibums ans Supervisor
> // start python flask
> ~/program/simhash_doc_title$ ./start.sh
> * Serving Flask app "/home/orc/program/simhash_doc_title/simhash.py"
> * Environment: production
> WARNING: Do not use the development server in a production environment.
> Use a production WSGI server instead.
> * Debug mode: off
> * Running on http://0.0.0.0:6720/ (Press CTRL+C to quit)
> // submit storm topology
> 2019-11-15 18:16:12.310 o.a.s.u.Utils main [ERROR] Received error in thread
> main.. terminating server...
> java.lang.Error: java.security.PrivilegedActionException:
> java.net.BindException: Address already in use
> at org.apache.storm.utils.Utils.handleUncaughtException(Utils.java:653)
> ~[storm-client-2.1.0.jar:2.1.0]
> at org.apache.storm.utils.Utils.handleUncaughtException(Utils.java:632)
> ~[storm-client-2.1.0.jar:2.1.0]
> at
> org.apache.storm.utils.Utils.lambda$createDefaultUncaughtExceptionHandler$2(Utils.java:1014)
> ~[storm-client-2.1.0.jar:2.1.0]
> at java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:1057)
> [?:1.8.0_191]
> at java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:1052)
> [?:1.8.0_191]
> at java.lang.Thread.dispatchUncaughtException(Thread.java:1959)
> [?:1.8.0_191]
> Caused by: java.security.PrivilegedActionException
> at java.security.AccessController.doPrivileged(Native Method)
> ~[?:1.8.0_191]
> at javax.security.auth.Subject.doAs(Subject.java:422) ~[?:1.8.0_191]
> at org.apache.storm.daemon.worker.Worker.start(Worker.java:180)
> ~[storm-client-2.1.0.jar:2.1.0]
> at org.apache.storm.daemon.worker.Worker.main(Worker.java:144)
> ~[storm-client-2.1.0.jar:2.1.0]
> Caused by: java.net.BindException: Address already in use
> at sun.nio.ch.Net.bind0(Native Method) ~[?:1.8.0_191]
> at sun.nio.ch.Net.bind(Net.java:433) ~[?:1.8.0_191]
> at sun.nio.ch.Net.bind(Net.java:425) ~[?:1.8.0_191]
> at
> sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)
> ~[?:1.8.0_191]
> at
> org.apache.storm.shade.io.netty.channel.socket.nio.NioServerSocketChannel.doBind(NioServerSocketChannel.java:130)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:558)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipeline.java:1358)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:501)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:486)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:1019)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.channel.AbstractChannel.bind(AbstractChannel.java:254)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:366)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:404)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:462)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at
> org.apache.storm.shade.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:897)
> ~[storm-shaded-deps-2.1.0.jar:2.1.0]
> at java.lang.Thread.run(Thread.java:748) ~[?:1.8.0_191]
> {code}
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