[ros-users] Questions about PR2 web interface
nshivarov at code.bg
Sun Jul 18 06:55:21 UTC 2010
Thanks a lot for your detailed answer.
We will keep in touch and will waiting your next e-mail.
From: "Jeremy Leibs" <leibs at willowgarage.com>
Sent: Friday, July 16, 2010 8:08 PM
To: <ros-users at code.ros.org>
Subject: Re: [ros-users] Questions about PR2 web interface
> Sorry for the delay in addressing this issue.
> 2010/7/12 Nayden Chivarov <nshivarov at code.bg>:
>> What files should be placed in /etc/ros/env? - Please could You give us
>> some Example setup?
> This is actually a very confusing issue at the moment which nobody
> really understands completely and nobody has ownership of.
> We're actually in the process of figuring out how to phase out
> /etc/ros/env all together since it only seems to lead to confusion and
>> We have tried to setup pr2 sim together with webui stack (apache, python,
>> etc requirements installed). However we are not able to launch it by
>> http://IP_OF_THE_PR2, if You could give us any ideas how to configure it
>> would be welcome, since after installing webui stack we haven’t
>> with PR2, just we have seen a login screen.
> Sorry that you have not had success with this yet.
> As a step toward simplifying usage of the web interface, I have
> recently made some large changes to the web_interface stack in trunk.
> In particular, I have added a package, "ros_apache2" which contains
> everything necessary to launch a secondary apache server in userspace.
> This server comes up on port 8080 instead, instead of the default 80.
> It inherits its ros environment from your local environment and as
> such does not need /etc/roc/env to be configured.
> This is now launched as part of webui.launch.
> If you check out trunk of the web_interface stack, you might have more
> success getting that running.
> With trunk of web_interface overlayed on cturtle, I was able to bring
> up gazebo with a pr2, roslaunch webui webui.launch and then go to
> http://localhost:8080, and successfully interface to the pr2 with the
> The only environment variable it still makes use of at the moment is:
> "/etc/ros/env/ROBOT", to determine which apps to display. I intend to
> switch this over to using a parameter from the parameter server,
> however, possibly by the end of the day.
> NOTE: trunk is not stable and I may be breaking things as I proceed.
> However, it may still be easier to work with than the existing
> mechanism of dealing with /etc/ros/env. It may also provide guidance
> in getting an appropriate apache server running through a different
> I will send out a more detailed email when I finish making all of my
> changes to the stack and releasing a new version of web_interface.
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