failed to deploy a custom R function

longhowlam
Level 3
failed to deploy a custom R function

Hi All,



I wanted to test exposing an R function. But folowing the manual in version 5.00 I can not run a test query. I have setup an R code env, R recipes work fine.



The log is quit big, the errors I get are given in the text below. When following the example for a custom python function everything goes fine,



Any thoughts?



Cheers, Longhow



 




[2018/07/30-16:25:36.027] [KNL-r-single-command-kernel-out-134] [INFO] [dku.utils] - > setTCPNoDelay(con, value=TRUE)[2018/07/30-16:25:36.028] [KNL-r-single-command-kernel-err-135] [INFO] [dku.utils] - Error in setTCPNoDelay(con, value = TRUE) : [2018/07/30-16:25:36.028] [KNL-r-single-command-kernel-err-135] [INFO] [dku.utils] - Socket operation on non-socket[2018/07/30-16:25:36.028] [KNL-r-single-command-kernel-err-135] [INFO] [dku.utils] - Execution halted[2018/07/30-16:25:36.033] [KNL-r-single-command-kernel-monitor-133] [INFO] [dku.kernels] - Process done with code 1[2018/07/30-16:25:36.033] [qtp1315795813-102] [DEBUG] [dku.tracing] - [ct: 237] Done call: /admin/api/services/{serviceId}/actions/switchToNewest [POST] time=237ms user=none [serviceId=rtest] thrown=EOFException[2018/07/30-16:25:36.034] [qtp1315795813-102] [ERROR] [dku.lambda.api] - API call '/admin/api/services/rtest/actions/switchToNewest' failedjava.io.EOFException at com.dataiku.dip.io.SocketBlockLink.receiveInt(SocketBlockLink.java:329) at com.dataiku.dip.io.SocketBlockLink.receiveStringResponse(SocketBlockLink.java:133) at com.dataiku.dip.io.SecretProtectedKernelLink.waitForProcess(SecretProtectedKernelLink.java:40) at com.dataiku.dip.io.SecretProtectedKernelLink.waitForProcess(SecretProtectedKernelLink.java:48) at com.dataiku.dip.io.RSecretProtectedKernel.start(RSecretProtectedKernel.java:57) at com.dataiku.lambda.endpoints.rfunction.RFunctionPipeline.<init>(RFunctionPipeline.java:39) at com.dataiku.lambda.endpoints.rfunction.RFunctionEndpointHandler.instantiatePipeline(RFunctionEndpointHandler.java:52) at com.dataiku.lambda.endpoints.rfunction.RFunctionEndpointHandler.instantiatePipeline(RFunctionEndpointHandler.java:22) at com.dataiku.lambda.endpoints.pool.PipelinePool.acquire(PipelinePool.java:168) at com.dataiku.lambda.endpoints.pool.PipelinePool.init(PipelinePool.java:67) at com.dataiku.lambda.endpoints.rfunction.RFunctionEndpointHandler.init(RFunctionEndpointHandler.java:47) at com.dataiku.lambda.services.ServiceManager.mount(ServiceManager.java:310) at com.dataiku.lambda.services.ServiceManager.mountIfNeeded(ServiceManager.java:357) at com.dataiku.lambda.services.ServicesService.setMapping(ServicesService.java:268) at com.dataiku.lambda.services.ServicesService.switchToSingleGeneration(ServicesService.java:311) at com.dataiku.lambda.services.ServicesService.switchToNewestGeneration(ServicesService.java:298) at com.dataiku.lambda.admin.ServicesAdminController.switchToNewest(ServicesAdminController.java:211) at com.dataiku.lambda.admin.ServicesAdminController$$FastClassBySpringCGLIB$$3c7950d9.invoke(<generated>) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:701) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:80) at com.dataiku.lambda.LambdaCallTracingAspect.doCall(LambdaCallTracingAspect.java:72) at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:621) at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:610) at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:65) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:161) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:91) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:633) at com.dataiku.lambda.admin.ServicesAdminController$$EnhancerBySpringCGLIB$$6eba6b7.switchToNewest(<generated>) 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.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176) at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:440) at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:428) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:933) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:867) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:951) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:853) at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:827) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:738) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:551) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1111) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:478) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1045) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97) at org.eclipse.jetty.server.Server.handle(Server.java:462) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:279) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:232) at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:534) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:607) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:536) at java.lang.Thread.run(Thread.java:748)[2018/07/30-16:25:36.040] [qtp1315795813-120] [DEBUG] [dku.tracing] - [ct: 1] Start call: /public/api/v1/ping [POST] user=none[2018/07/30-16:25:36.040] [qtp1315795813-120] [DEBUG] [dku.tracing] - [ct: 1] Done call: /public/api/v1/ping [POST] time=1ms user=non
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2 Replies
Clément_Stenac
Dataiker
For a R function endpoint, you need the "gtools" package in the code environment
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longhowlam
Level 3
Author
I installed gtools, but I am getting a different error now.

[2018/08/14-21:22:04.058] [KNL-r-single-command-kernel-out-45] [INFO] [dku.utils] - > setTCPNoDelay(con, value=TRUE)
[2018/08/14-21:22:04.059] [KNL-r-single-command-kernel-err-46] [INFO] [dku.utils] - Error in setTCPNoDelay(con, value = TRUE) :
[2018/08/14-21:22:04.059] [KNL-r-single-command-kernel-err-46] [INFO] [dku.utils] - Socket operation on non-socket
[2018/08/14-21:22:04.059] [KNL-r-single-command-kernel-err-46] [INFO] [dku.utils] - Execution halted
[2018/08/14-21:22:04.064] [KNL-r-single-command-kernel-monitor-44] [INFO] [dku.kernels] - Process done with code 1
[2018/08/14-21:22:04.064] [qtp1315795813-31] [DEBUG] [dku.tracing] - [ct: 20881] Done call: /admin/api/services/{serviceId}/actions/switchToNewest [POST] time=20880ms user=none [serviceId=rtest] thrown=EOFException
[2018/08/14-21:22:04.065] [qtp1315795813-31] [ERROR] [dku.lambda.api] - API call '/admin/api/services/rtest/actions/switchToNewest' failed
java.io.EOFException
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