Flink webui when running from IDE

As of Flink version 1.5.0 adding the dependency mentioned before and using the following piece of code to start the StreamEnvironment worked for me:

Configuration config = new Configuration();
config.setBoolean(ConfigConstants.LOCAL_START_WEBSERVER, true);
StreamExecutionEnvironment env = StreamExecutionEnvironment.createLocalEnvironmentWithWebUI(config);

While the processing is running, the web UI is available under http://localhost:8081


I was able to start the Flink webui from IntelliJ by adding flink-runtime-web to the dependencies for my project. I did this by adding this to my pom.xml file:

    <dependency>
        <groupId>org.apache.flink</groupId>
        <artifactId>flink-runtime-web_2.11</artifactId>
        <version>${flink.version}</version>
    </dependency>

You also then need to create a local execution environment that includes the WebUI:

    Configuration conf = new Configuration();
    env = StreamExecutionEnvironment.createLocalEnvironmentWithWebUI(conf);

Yes, if you want to use WebUI Dashboard, then you need to create an executable jar and then submit this jar to Flink dashboard. I will explain you this step by step

Step 1: Creating the jar from IDE code

  • you may need to change your execution environment to

StreamExecutionEnvironment envrionment = StreamExecutionEnvironment.getExecutionEnvironment();

  • In case you have multiple jars, then set the main class in Main-Class: variable of Manifest.mf file

  • Then create a jar using build artifacts in your IDE

Step 2: Start flink-local cluster which will show you dashboard.

  • I will assume that you have not downloaded the Flink binary, you can easily download it here, if you have Macintosh, I will suggest you to use brew install apache-flink which will download the latest stable release which is 1.3.2 currently

  • Ok, now you have to go to path where flink is installed and start local cluster

Step# 3 : submitting the job

  • submit jar via submit new job option and then run it

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