I seemed to have missed this page https://storm.incubator.apache.org/documentation/Multilang-protocol.html
-Alex On Fri, Jul 4, 2014 at 4:53 PM, Alex Merritt <[email protected]> wrote: > In ShellProcess.java, method launch, this line seems to cause the > IOException: > > builder.directory(new File(context.getCodeDir())); > > The path it is attempting to use is > "/tmp/c86c165a-762b-42aa-8238-ea291f14c577/supervisor/stormdist/stitcher-1-1404517781/resources" > (my topology name is 'stitcher') and does NOT exist. It is not true that > ShellProcess is unable to find the command as I originally suspected. > > Investigating further, it seems that when I package my class files into a > jar for submission to storm, I must include a 'resources' directory; this > seems to remove the IOException thrown. > > I have not found any documentation stating this must be done. I am not > using maven in my workflow; I am manually compiling the class files and > packaging them into a jar file. Perhaps that is the reason? > > -Alex > > > On Thu, Jul 3, 2014 at 2:02 PM, Alex Merritt <[email protected]> > wrote: > >> Hello, >> >> I'm creating a simple topology and invoke the superclass constructor for >> ShellSpout in its constructor by passing in an array of String, such as >> {"/bin/ls"}. When executing the topology locally, the code returns an >> IOException stating it cannot find the command. I've tried relative, >> absolute paths, other commands, etc. I wrote a stand-alone code which uses >> ProcessBuilder outside of Storm and it works as expected. Any ideas what is >> going on here? >> >> Using Ubuntu Linux 64-bit, Storm 0.9.2 and java version 7 from Oracle. >> >> Thanks, >> Alex >> > >
