[Mini-NDN] shutting down controller

[Matteo Bertolino]

sudo tcpkill -9 port 6633
For 30 seconds at least. If it does not work, re-run 2-3 times until it runs.

This error is explored in my guide. For other similar errors :  
https://github.com/MatteoBertolino92/NDN-matteo/blob/master/ndncxx_miniNDN_someUseCases:%20nacks%2C%20certificates%2C%20interest%20verification.pdf

Yours, Matteo

Quoting "Ashlesh Gawande (agawande)" <agawande at memphis.edu>:

> Can you try sudo mn --clean?
>
> Ashlesh
>
> On Oct 23, 2016 3:14 PM, sepehr abdous <sepehrabdous1375 at gmail.com> wrote:
> hi I'm new to mini-ndn and when I try to run it I get the following error:
>
> # minindn
> Parse of /usr/local/etc/mini-ndn/default-topology.conf done.
> *** Creating network
> *** Adding controller
> Traceback (most recent call last):
>   File "/usr/local/bin/minindn", line 4, in <module>
>     __import__('pkg_resources').run_script('Mini-NDN==0.2.0', 'minindn')
>   File "/usr/lib/python2.7/dist-packages/pkg_resources/__init__.py",  
>  line 719, in run_script
>     self.require(requires)[0].run_script(script_name, ns)
>   File "/usr/lib/python2.7/dist-packages/pkg_resources/__init__.py",  
>  line 1504, in run_script
>     exec(code, namespace, namespace)
>   File   
> "/usr/local/lib/python2.7/dist-packages/Mini_NDN-0.2.0-py2.7.egg/EGG-INFO/scripts/minindn", line 400, in   
> <module>
>     execute(options)
>   File   
> "/usr/local/lib/python2.7/dist-packages/Mini_NDN-0.2.0-py2.7.egg/EGG-INFO/scripts/minindn", line 282, in   
> execute
>     net = Mininet(topo,host=NdnHost,link=TCLink)
>   File "build/bdist.linux-x86_64/egg/mininet/net.py", line 172, in __init__
>   File "build/bdist.linux-x86_64/egg/mininet/net.py", line 500, in build
>   File "build/bdist.linux-x86_64/egg/mininet/net.py", line 467, in   
> buildFromTopo
>   File "build/bdist.linux-x86_64/egg/mininet/net.py", line 283, in   
> addController
>   File "build/bdist.linux-x86_64/egg/mininet/node.py", line 1554, in  
>  DefaultController
>   File "build/bdist.linux-x86_64/egg/mininet/node.py", line 1376, in __init__
>   File "build/bdist.linux-x86_64/egg/mininet/node.py", line 1394, in  
>  checkListening
> Exception: Please shut down the controller which is running on port 6653:
> Active Internet connections (servers and established)
> tcp        0      0 0.0.0.0:6653<http://0.0.0.0:6653>              
> 0.0.0.0:*               LISTEN      1262/ovs-testcontro
> tcp        0      0 127.0.0.1:57358<http://127.0.0.1:57358>           
> 127.0.0.1:6653<http://127.0.0.1:6653>          TIME_WAIT   -
> tcp        0      0 127.0.0.1:57360<http://127.0.0.1:57360>           
> 127.0.0.1:6653<http://127.0.0.1:6653>          TIME_WAIT
>
> can you tell me how can I shutdown controller which is running on port 6653
>
> Thank you
> --
> Sepehr Abdous
> Faculty: abdous at ce.sharif.edu<mailto:abdous at ce.sharif.edu>
> Yahoo mail: sepehrabdous at yahoo.com<mailto:sepehrabdous at yahoo.com>
> Cellphone:+989194030591
> School of computer engineering
> Sharif University of Technology
> Tehran, Iran
>



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