Thanks Igal the application runs perfectly now! Le
On Mon, Jan 4, 2021 at 9:13 AM Igal Shilman <i...@ververica.com> wrote: > Hi Le, > > Looking at your pom.xml, you are pointing to the wrong main method here: > > https://github.com/flint-stone/flink-statefun/blob/lx-base/statefun-examples/statefun-flink-datastream-example/pom.xml#L161 > > You need to change it to your Example class, this should work. > > > On Tue, Dec 29, 2020 at 5:06 AM Le Xu <sharonx...@gmail.com> wrote: > >> Hi Igal: >> >> Thanks for pointing that out. I was able to add the dependency in and >> submit the job. For statefun-greeter example [1] I was able to submit the >> job to the cluster . But when I try out the statefun-data-stream example >> [2] I got the complaints saying that "There are no ingress defined" (I'm >> adding the full trace to the end of the email). (I'm also adding my pom to >> [3] and source file to [4].) From the example it appears the job uses the >> Datastream as ingress [5] so ideally the job should be able to receive >> events as trigger periodically (the job works fine with local environment). >> I also came across this issue [6] but I don't think it helps solving my >> problem. By any chance you'd know what's going on? >> >> >> [1] >> https://github.com/apache/flink-statefun/tree/master/statefun-examples/statefun-greeter-example >> [2] >> https://github.com/flint-stone/flink-statefun/blob/3aba506242300d69e95ef339afeac8e561dc7a2d/statefun-examples/statefun-flink-datastream-example/src/main/java/org/apache/flink/statefun/examples/datastream/Example.java#L82 >> [3] >> https://github.com/flint-stone/flink-statefun/blob/lx-base/statefun-examples/statefun-flink-datastream-example/pom.xml >> [4] >> https://github.com/flint-stone/flink-statefun/blob/lx-base/statefun-examples/statefun-flink-datastream-example/src/main/java/org/apache/flink/statefun/examples/datastream/Example.java >> [5] >> https://github.com/flint-stone/flink-statefun/blob/3aba506242300d69e95ef339afeac8e561dc7a2d/statefun-examples/statefun-flink-datastream-example/src/main/java/org/apache/flink/statefun/examples/datastream/Example.java#L82 >> [6] >> https://stackoverflow.com/questions/61578082/flink-statefun-co-located-functions-communication >> >> Error Trace: >> The program finished with the following exception: >> >> org.apache.flink.client.program.ProgramInvocationException: The main >> method caused an error: There are no ingress defined. >> at >> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:302) >> at >> org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:198) >> at >> org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:149) >> at >> org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:699) >> at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:232) >> at >> org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:916) >> at >> org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:992) >> at >> org.apache.flink.runtime.security.contexts.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30) >> at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:992) >> Caused by: java.lang.IllegalStateException: There are no ingress defined. >> at >> org.apache.flink.statefun.flink.core.StatefulFunctionsUniverseValidator.validate(StatefulFunctionsUniverseValidator.java:25) >> at >> org.apache.flink.statefun.flink.core.StatefulFunctionsJob.main(StatefulFunctionsJob.java:76) >> at >> org.apache.flink.statefun.flink.core.StatefulFunctionsJob.main(StatefulFunctionsJob.java:52) >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >> at >> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) >> at >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >> at java.lang.reflect.Method.invoke(Method.java:498) >> at >> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:288) >> ... 8 more >> >> >> Thanks for the help! >> >> Le >> >> >> On Mon, Dec 28, 2020 at 6:24 AM Igal Shilman <i...@ververica.com> wrote: >> >>> Hi Le, >>> Indeed you have added the dependency correctly. But the resulting >>> artifact doesn't contain the dependencies. You need to create a jar with >>> dependencies ( via [1] or [2]) >>> Take a look at [3] for a usage example of the maven shade plugin. >>> >>> I hope this helps, >>> Igal. >>> >>> [1] https://maven.apache.org/plugins/maven-assembly-plugin/usage.html >>> [2] https://maven.apache.org/plugins/maven-shade-plugin/ >>> [3] >>> https://github.com/apache/flink-statefun/blob/master/statefun-flink/statefun-flink-distribution/pom.xml#L126,L199 >>> >>> On Sat, Dec 26, 2020 at 11:52 PM Le Xu <sharonx...@gmail.com> wrote: >>> >>>> Thanks Igal! I might be missing something here. I did place >>>> statefun-flink-distribution as part of my dependency in the pom (see >>>> line 46 at [1]). Is there a correct way to include the jar? I'm having the >>>> same problem across many examples I'm running. >>>> >>>> [1] >>>> https://gist.github.com/flint-stone/059f00832d8b99af433a446771f4f740#file-pom-xml-L64 >>>> >>>> Thanks! >>>> >>>> Le >>>> >>>> On Sat, Dec 26, 2020 at 2:23 PM Igal Shilman <i...@ververica.com> >>>> wrote: >>>> >>>>> Hello :-) >>>>> >>>>> It seems like in your attached pom you are not bundling the >>>>> dependencies. Check out the docs here [1]. >>>>> >>>>> >>>>> [1] >>>>> https://ci.apache.org/projects/flink/flink-statefun-docs-release-2.2/deployment-and-operations/packaging.html#flink-jar >>>>> >>>>> >>>>> On Wed, Dec 23, 2020 at 3:07 AM Le Xu <sharonx...@gmail.com> wrote: >>>>> >>>>>> Hello! >>>>>> I'm trying to deploy a Flink stateful function as a flink jar and I >>>>>> followed the instruction here >>>>>> <https://github.com/apache/flink-statefun>. However I'm getting the >>>>>> error saying that the program entry point class was not found in the jar >>>>>> even after I added the dependency in my pom. >>>>>> >>>>>> Running: >>>>>> >>>>>> bin/flink run -c >>>>>> org.apache.flink.statefun.flink.core.StatefulFunctionsJob >>>>>> flink-statefun/statefun-examples/statefun-greeter-example/target/statefun-greeter-example-2.3-SNAPSHOT.jar >>>>>> >>>>>> Producing the following error: >>>>>> >>>>>> org.apache.flink.client.program.ProgramInvocationException: The >>>>>> program's entry point class >>>>>> 'org.apache.flink.statefun.flink.core.StatefulFunctionsJob' was not >>>>>> found in the jar file. >>>>>> at >>>>>> org.apache.flink.client.program.PackagedProgram.loadMainClass(PackagedProgram.java:389) >>>>>> at >>>>>> org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:139) >>>>>> at >>>>>> org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:61) >>>>>> at >>>>>> org.apache.flink.client.program.PackagedProgram$Builder.build(PackagedProgram.java:557) >>>>>> at >>>>>> org.apache.flink.client.cli.CliFrontend.buildProgram(CliFrontend.java:726) >>>>>> at >>>>>> org.apache.flink.client.cli.CliFrontend.getPackagedProgram(CliFrontend.java:242) >>>>>> at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:223) >>>>>> at >>>>>> org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:916) >>>>>> at >>>>>> org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:992) >>>>>> at >>>>>> org.apache.flink.runtime.security.contexts.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30) >>>>>> at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:992) >>>>>> Caused by: java.lang.ClassNotFoundException: >>>>>> org.apache.flink.statefun.flink.core.StatefulFunctionsJob >>>>>> at java.net.URLClassLoader.findClass(URLClassLoader.java:382) >>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:418) >>>>>> at >>>>>> org.apache.flink.util.FlinkUserCodeClassLoader.loadClassWithoutExceptionHandling(FlinkUserCodeClassLoader.java:61) >>>>>> at >>>>>> org.apache.flink.util.ChildFirstClassLoader.loadClassWithoutExceptionHandling(ChildFirstClassLoader.java:65) >>>>>> at >>>>>> org.apache.flink.util.FlinkUserCodeClassLoader.loadClass(FlinkUserCodeClassLoader.java:48) >>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:351) >>>>>> at java.lang.Class.forName0(Native Method) >>>>>> at java.lang.Class.forName(Class.java:348) >>>>>> at >>>>>> org.apache.flink.client.program.PackagedProgram.loadMainClass(PackagedProgram.java:387) >>>>>> ... 10 more >>>>>> Here is my modified pom.xml >>>>>> <https://gist.github.com/flint-stone/059f00832d8b99af433a446771f4f740>. >>>>>> The original version of the pom file can be found here here >>>>>> <https://github.com/apache/flink-statefun/blob/master/statefun-examples/statefun-greeter-example/pom.xml>. >>>>>> It seems that adding the extra dependency of >>>>>> statefun-flink-distribution has no effect. Any suggestions? >>>>>> >>>>>> Thanks! >>>>>> >>>>>> Le >>>>>> >>>>>> >>>>>> >>>>>>
