Experimental Physics and
Industrial Control System

Xiaoqiang Wang <[email protected]> · Fri, 28 Jun 2013 22:35:48 +0200

Hi Jamie,

On my Mac OS with EPICS 3.14.12.3, the following command works,

$ EPICS_CAS_INTF_ADDR_LIST="localhost" python dummy.py

Best
Xiaoqiang

On Jun 28, 2013, at 7:26 PM, Jameson Graef Rollins <[email protected]> wrote:

> Hi, folks.  I have a question about the caServer as provided by the
> pcaspy python package.  I hope this is an appropriate place to ask.
> 
> I'm wondering how to specify the network that the caServer binds to.  If
> I run the example/dummy.py server script that comes with the source, it
> works fine if I have an active outward-facing network interface.
> However, if I'm offline I get the following error:
> 
> servo:~/src/pcaspy/git 0$ python ./example/dummy.py 
> filename="../../../../src/cas/io/bsdSocket/casDGIntfIO.cc" line number=121
> server isnt attached to a network - unable to continue
> filename="../../../../src/cas/io/bsdSocket/caServerIO.cc" line number=131
> Attempt to set server's IP address/port failed unable to attach any interface
> filename="../../../../src/cas/generic/caServerI.cc" line number=62
> server isnt attached to a network - CA server internals init unable to continue
> terminate called after throwing an instance of 'int'
> Aborted
> servo:~/src/pcaspy/git 0$ 
> 
> Presumably it's trying to bind to an interface that doesn't exist or is
> not configured.  I would like to specify that the server just bind to
> the loopback interface.  Does anyone know accomplish this?
> 
> Any advice would be great appreciated.  Thanks!
> 
> jamie.

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System