[Rock-dev] roby shell

[Allan E. Conquest]

Hi, could anyone please suggest how to cope with this problem?

Thanks.

Am 24.12.2011 21:00, schrieb Allan E. Conquest:
> Hi,
>
> i have a new bootstrapped system with NEXT flavor. If I run MARS by
> supervision and try to connect with the shell (both on my local
> machine), I get this error message:
>
>
> allan at XYZ:~/dev/AVALON/supervision$ scripts/shell
>
> = Address already in use - bind(2) (Errno::EADDRINUSE)
> |   /usr/lib/ruby/1.8/drb/drb.rb:846:in `initialize',
> |   /usr/lib/ruby/1.8/drb/drb.rb:846:in `open',
> |   /usr/lib/ruby/1.8/drb/drb.rb:846:in `open_server_inaddr_any',
> |   /usr/lib/ruby/1.8/drb/drb.rb:859:in `open_server',
> |   /usr/lib/ruby/1.8/drb/drb.rb:759:in `open_server',
> |   /usr/lib/ruby/1.8/drb/drb.rb:757:in `each',
> |   /usr/lib/ruby/1.8/drb/drb.rb:757:in `open_server',
> |   /usr/lib/ruby/1.8/drb/drb.rb:1342:in `initialize',
> |   /usr/lib/ruby/1.8/drb/drb.rb:1630:in `new',
> |   /usr/lib/ruby/1.8/drb/drb.rb:1630:in `start_service',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app.rb:748:in
> `setup_drb_server',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app.rb:696:in `setup',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app/scripts/shell.rb:23,
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/exceptions.rb:336:in
> `display_exception',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app/scripts/shell.rb:22,
> |   /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
> `gem_original_require',
> |   /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `require',
> |   scripts/shell:3
> = Backtrace
> | /usr/lib/ruby/1.8/drb/drb.rb:846:in `initialize',
> |   /usr/lib/ruby/1.8/drb/drb.rb:846:in `open',
> |   /usr/lib/ruby/1.8/drb/drb.rb:846:in `open_server_inaddr_any',
> |   /usr/lib/ruby/1.8/drb/drb.rb:859:in `open_server',
> |   /usr/lib/ruby/1.8/drb/drb.rb:759:in `open_server',
> |   /usr/lib/ruby/1.8/drb/drb.rb:757:in `each',
> |   /usr/lib/ruby/1.8/drb/drb.rb:757:in `open_server',
> |   /usr/lib/ruby/1.8/drb/drb.rb:1342:in `initialize',
> |   /usr/lib/ruby/1.8/drb/drb.rb:1630:in `new',
> |   /usr/lib/ruby/1.8/drb/drb.rb:1630:in `start_service',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app.rb:748:in
> `setup_drb_server',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app.rb:696:in `setup',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app/scripts/shell.rb:23,
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/exceptions.rb:336:in
> `display_exception',
> |   /home/allan/dev/AVALON/tools/roby/lib/roby/app/scripts/shell.rb:22,
> |   /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
> `gem_original_require',
> |   /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `require',
> |   scripts/shell:3
> =
>
>
> Then, I tried using tools/roby on master by editing
> autoproj/overrides.yml followed by update and build. Now, I get a
> different error message:
>
> allan at XYZ:~/dev/AVALON/supervision$ scripts/shell
> 20:47:43.949 (Robot) turning ON MQueue usage
> /home/allan/dev/AVALON/tools/utilrb/lib/utilrb/module/const_defined_here_p.rb:9:in
> `const_defined?': nil is not a symbol (TypeError)
>     from
> /home/allan/dev/AVALON/tools/utilrb/lib/utilrb/module/const_defined_here_p.rb:9:in
> `const_defined_here?'
>     from
> /home/allan/dev/AVALON/tools/utilrb/lib/utilrb/module/define_or_reuse.rb:13:in
> `define_or_reuse'
>     from /home/allan/dev/AVALON/tools/roby/lib/roby/interface.rb:146:in
> `reconnect'
>     from /home/allan/dev/AVALON/tools/roby/lib/roby/interface.rb:133:in
> `each'
>     from /home/allan/dev/AVALON/tools/roby/lib/roby/interface.rb:133:in
> `reconnect'
>     from /home/allan/dev/AVALON/tools/roby/lib/roby/interface.rb:109:in
> `initialize'
>     from
> /home/allan/dev/AVALON/tools/roby/lib/roby/app/scripts/shell.rb:60:in `new'
>     from /home/allan/dev/AVALON/tools/roby/lib/roby/app/scripts/shell.rb:60
>     from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
> `gem_original_require'
>     from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `require'
>     from scripts/shell:3
>
>
> I also tried to use tools/* on master before with the same result. Any
> ideas?
>
>
> Am 12.12.2011 15:52, schrieb Sylvain Joyeux:
>> On 12/12/2011 03:25 PM, Chris Mueller wrote:
>>> Hi,
>>>
>>> I have only two questions about the roby shell provided by each
>>> supervision (./scripts/shell):
>>>
>>> 1) For some weeks ago the shell couldn't be used because of some changes
>>> in orocos.rb.
>>> Is it currently fixed in our latest version on branch: master? If i try
>>> to start it, i always
>>> get an error message shown in the end of this mail. (We also override
>>> our droby ports and
>>> local process server in our setup, but i removed it temporarely in order
>>> test the shell).
>> I've pushed a fix for it. Please test and report.
>>
>>> 2) Does anyone currently know the commands for reloading all properties
>>> and deployments at runtime in the supervision
>>> usable via the shell? If it's not currently implemented, it would be
>>> also great to provide a help command
>>> in the shell for showing all current utility methods :] or some hints on
>>> the website.
>> Yeah. The documentation of the whole rock/roby stuff sucks big time.
>>
>> There's some info in the (recently added) system management tutorials:
>>
>> http://rock-robotics.org/documentation/system_management_tutorials/500_config_files.html
>>
>> Feel free to implement an extensible command documentation system for 
>> the Roby shell ;-)
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