[kepler-users] difficulty running KeplerWebService

jing tao at nceas.ucsb.edu
Mon Jan 24 15:52:50 PST 2011


Hi, Frank:

Thank you for interesting in using KeplerWebService.

You may find more information from here:

https://kepler-project.org/developers/interest-groups/distributed/technical-documentation/the-overview-of-the-workflow-run-engine-component

You may find the development has two stages. First 19 interfaces are 
stage one. Interface 20 and 21 are stage two.

Stage one uses moml file as a workflow and was developed under kepler 
1.0.  In this stage, kepler jar file is included in the web service. 
However, kepler 2.0 totally changed the build system and it is very 
difficult to put kepler jar files into the web service. So we have to 
install kepler separately on stage two. Also, stage two interfaces use 
kar files as the workflow container.

KeplerWebService/doc/kepler-execution-engine-installation.txt has a the 
installation instruction.

Would you please give us more error details so we can take a look at the 
issue?

Thanks,

Jing



Frank White wrote:
> Hello Again:
>
> I am still struggling to get an instance of the KeplerWebService 
> running correctly.  I have gotten past my problems with axis2 (earlier 
> post to this group), and am now running into problems with my Kepler 
> installation.  The symptoms have been a succession of class / file not 
> found errors reported by KeplerWebService in the catalina.out file.
>
> Has anybody documented the correct sequence of ant tasks to run so 
> that Kepler is properly installed to work with the KeplerWebService?
> Once Kepler is installed, what should keplerInstallationDir be set to 
> in wfWSProps.properties?
>
> Any suggestions will be greatly appreciated.
>
> Thanks,
> Frank
> fwhite at optensity.com
>
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> Kepler-users at kepler-project.org
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