Hi Madhavi:
About the webservice question: It should work if you want to use
the stage 1 operations of Kepler web service. More information can be
found at
https://kepler-project.org/developers/interest-groups/distributed/technical-documentation/the-overview-of-the-workflow-run-engine-component.
Best wishes
Sincerely yours
Jianwu Wang
jianwu at sdsc.edu
http://users.sdsc.edu/~jianwu/
Assistant Project Scientist
Scientific Workflow Automation Technologies (SWAT) Laboratory
San Diego Supercomputer Center
University of California, San Diego
San Diego, CA, U.S.A.
On 1/28/2011 1:02 PM, Derik Barseghian wrote:
> Madhavi,
> Yes this is possible. You may publish your actors (including the jar files)
> as a suite, and then other users may download and use this suite. Please see:
> https://kepler-project.org/developers/teams/build/documentation/build-system-instructions#making-your-own-modules
> https://kepler-project.org/developers/teams/build/documentation/build-system-instructions#storing-your-own-modules
> https://kepler-project.org/developers/teams/build/documentation/build-system-instructions#Create_non-kepler_svn_repository_suite
>
> I'm not very familiar with the webservice module, Jianwu may have to help
> with that question.
>
> Derik
>
> On Jan 28, 2011, at 12:47 AM, Madhavi Tikhe wrote:
>
>> Hi Derik,
>>
>> I agree that it is useful to download code while developing new actors. It
>> really helps and easy to look for examples.
>> But once a person is done with writing his own actors, he/she would like to
>> put the actors in production. Or in other words one would like to run those
>> actors in another instance of Kepler which is installed and used by other
>> users. In this case, is it possible to instantiate actors in a different
>> instance of Kepler? What all setup is required to do this? Where to put the
>> jar files required by my actors?
>>
>> On the same topic,
>>
>> Now if I have created a workflow using my own written actors and now want to
>> run the workflow using Kepler web services. In this case, I would put the
>> jar files required by my actor in the axis2 lib directory and run the
>> workflow. Is this right? Do you have any other thoughts?
>>
>> Thanks,
>> Madhavi
>>
>> -----Original Message-----
>> From: Derik Barseghian [mailto:barseghian at nceas.ucsb.edu]
>> Sent: Friday, January 28, 2011 1:38 AM
>> To: Madhavi Tikhe
>> Cc: kepler-users at kepler-project.org Users
>> Subject: Re: [kepler-users] How to run kepler Command Line tool to generate
>> provenance data
>>
>> Hi Madhavi,
>>
>> I'm not sure about being able to write an actor without downloading the
>> source. Generally it's very useful to be able to refer to the source as you
>> code.
>> Keep in mind some actors may be developed from directly within Kepler by
>> modifying others, e.g. by customizing the Rexpression, MatlabExpression,
>> Python, or External Execution actors, or by creating a Composite.
>>
>> I don't think there's a way to instantiate an actor from command line -- I'm
>> not clear on what you're after here.
>>
>> For information on suite vs module, please see:
>> https://kepler-project.org/developers/teams/build/documentation/build-system-instructions#making-your-own-modules
>> Basically a suite allows you to group suites and/or modules.
>>
>> I don't know of an existing actor that does scatter/gather. You may want to
>> write one using Java NIO:
>> http://tutorials.jenkov.com/java-nio/scatter-gather.html
>>
>> Derik
>>
>> On Jan 26, 2011, at 3:19 AM, Madhavi Tikhe wrote:
>>
>>> Hi Derik,
>>>
>>> Thanks a lot again for the information.
>>> Now that I am getting more n more interested in Kepler, I want to create my
>>> own actors and workflow for BFast.
>>> I have gone through the steps creating hello world actor but then it needs
>>> to download/compile the Kepler's source code.
>>> Is it possible to write an actor using the kepler's jar files and not using
>>> the code?
>>> Is there any command line/non-gui way to instantiate a component?
>>> Also what is the difference between suite and a module?
>>>
>>> Does Kelper provide any way to do scatter-gather?
>>>
>>> Thanks again for your help,
>>> Madhavi
>>>
>>> -----Original Message-----
>>> From: Derik Barseghian [mailto:barseghian at nceas.ucsb.edu]
>>> Sent: Wednesday, January 26, 2011 12:58 AM
>>> To: Madhavi Tikhe
>>> Cc: kepler-users at kepler-project.org
>>> Subject: Re: [kepler-users] How to run kepler Command Line tool to generate
>>> provenance data
>>>
>>> Hi Madhavi,
>>>
>>> I'm not aware of a way to have 1 kepler process launch and run 2 or more
>>> workflows in a row before quitting. You could simply run a series from
>>> command line like:
>>> ant run-w...; ant run-w...; etc.
>>> or write a script to loop through workflow files in a directory, and/or a
>>> cron job.
>>>
>>> On a somewhat related note, Jing has added a scheduler module to kepler,
>>> which allows you to schedule a workflow to run periodically on a remote
>>> kepler server. Any resulting run-kars from these executions are written
>>> into a kepler repository (currently MetaCat). This module is not yet
>>> released, but will probably be available in the near future.
>>>
>>> Derik
>>>
>>> On Jan 24, 2011, at 9:39 PM, Madhavi Tikhe wrote:
>>>
>>>> Thanks a lot for your reply Derik. It helped.
>>>>
>>>> When we talk about workflow execution from command line, it is possible to
>>>> execute the two or more workflows in a batch (batch processing of the
>>>> workflows)?
>>>> Thanks again,
>>>> Madhavi
>>>>
>>>> -----Original Message-----
>>>> From: Derik Barseghian [mailto:barseghian at nceas.ucsb.edu]
>>>> Sent: Tuesday, January 25, 2011 1:02 AM
>>>> To: Madhavi Tikhe
>>>> Cc: kepler-users at kepler-project.org
>>>> Subject: Re: [kepler-users] How to run kepler Command Line tool to
>>>> generate provenance data
>>>>
>>>> Hi Madhavi,
>>>>
>>>> Yes. The workflow must contain a ProvenanceRecorder, i.e. it must be saved
>>>> from the GUI while using the provenance suite. Executions of this workflow
>>>> will then write provenance data.
>>>>
>>>> Additionally, if you would like your execution to generate a "run-kar"
>>>> containing some metadata about the execution and a report pdf upon
>>>> completion, from within the reporting suite you should create a report
>>>> design from the Reporting view and save to a kar, set keepResultantRunKars
>>>> true in reporting/resources/configurations/configuration.xml, and then
>>>> execute from the command line.
>>>>
>>>> There are a few ways to execute from command line. One is:
>>>> ant run-workflow-no-gui-server
>>>> -Dworkflow=/Users/derik/KeplerData/workflows/MyWorkflows/yourWorkflow.kar
>>>>
>>>> The resultant run-kar will be created in KeplerData/workflow-runs
>>>>
>>>> Derik
>>>>
>>>> On Jan 23, 2011, at 10:37 PM, Madhavi Tikhe wrote:
>>>>
>>>>> Hello,
>>>>> I would like to run the Kepler from command line to execute a workflow.
>>>>> In this case is it possible to generate provenance data?
>>>>> Regards,
>>>>> Madhavi
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