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[LDM #RNO-491904]: EXEC not including environment variables ...

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  • Subject: [LDM #RNO-491904]: EXEC not including environment variables ...
  • Date: Tue, 07 Dec 2010 17:17:02 -0700
Evan,

> Thanks for the quick reply.
> 
> In order to make your suggestion work I must fully qualify the
> printEnvironment script even though I created it in my ldm home directory:
> 
> "EXEC printEnvirontment"  returns status 127 (command not found?)
> 
> but ..
> 
> "EXEC /usr/local/ldm/printEnvironment" works and creates a
> runtime-environment.log file in LDM home, even though I did not specify
> an output folder in printEnvironment, as listed here:
> 
> $ cat printEnvironment
> 
> env > runtime-environment.log         # notice I did not need to
> qualify as $LDMHOME/runtime-environment.log
> 
> 
> 
> (Shouldn't  LDM be able to find the printEnvironment script in the LDM
> home directory without fully qualifying it, especially if it by default
> creates the "runtime-environment.log" file there without fully
> qualifying it?)

The LDM server will find the "printEnvironment" script if and only if the path 
"." is in the PATH environment variable. Sorry, I forgot to mention that.

> Anyways:
> 
> So the "env" command, when run (as user ldm) from the command line, and
> when grepping for characters "LD", returns:
> 
> LDMHOME=/usr/local/ldm
> LD_LIBRARY PATH =/usr/local/ldm/lib
> 
> 
> But the runtime-environment.log file created by EXEC printEnvironment
> script has following variables defined:
> 
> LDMHOME=/usr/local/ldm
> LDMHOSTNAME=ringo.fsl.noaa.gov
> LDMPQFNAME=/usr/local/ldm/data/ldm.pq
> 
> 
> ... but does not show the LD_LIBRARY_PATH ...
> 
> The point being that the environment variables I had set up in the
> parent process are not making it through to the execvp call into the
> child process.
> 
> Does this explain anything further?

How was the LDM server started? Did you start it manually as the LDM user or 
from a boot-time script?

> -Evan

Regards,
Steve Emmerson

Ticket Details
===================
Ticket ID: RNO-491904
Department: Support LDM
Priority: Normal
Status: Closed