Thank you Tseng. It helped me to extract information about the topology,
though in my case information about the links is not printed.
Also, Is there any way to find out which interfaces/ports of the switches
are connected to the hosts and which to other switches?
On Mon, Apr 13, 2015 at 2:06 PM, Yi Tseng <[email protected]> wrote:
> To use api, you can use like this.
>
>
> https://github.com/TakeshiTseng/SDN-Work/blob/master/GetSwitches/GetSwitches.py
>
>
> Or you can just use rest_topology
> https://github.com/osrg/ryu/blob/master/ryu/app/rest_topology.py
>
> if you want to use restful api to get all switches/links
>
>
> 2015-04-13 19:33 GMT+08:00 Ruchika Luthra <
> [email protected]>:
>
>> hi,
>>
>> Thank you for replying.
>> The problem is that whenever I try to run api.py using the following
>> command, it starts and stops on its own in a minute
>>
>> sudo ./bin/ryu-manager ryu/topology/api.py
>>
>> How to make use of this script? Is any other script calling this one?
>>
>> On Mon, Apr 13, 2015 at 12:57 PM, Yi Tseng <[email protected]> wrote:
>>
>>> Hi
>>>
>>> To get all switch and link information, you can use :
>>> ryu/topology/api.py
>>>
>>> To get all hosts, you need to record host information while controller
>>> receive packet in message, for example:
>>> https://github.com/osrg/ryu/blob/master/ryu/app/simple_switch_13.py#L89
>>>
>>>
>>>
>>>
>>> Yi
>>>
>>>
>>> 2015-04-13 18:32 GMT+08:00 Ruchika Luthra <
>>> [email protected]>:
>>>
>>>> Hello,
>>>>
>>>> Is there any way app/script/module in Ryu controller using which we can
>>>> dump info about the switch and its ports, as in which what is connected at
>>>> which port?
>>>>
>>>> My main aim is to know whether the host is directly connected to the
>>>> switch or reachable via other switch connected to this switch.
>>>>
>>>> Thank you
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> ------------------------------------------------------------------------------
>>>> BPM Camp - Free Virtual Workshop May 6th at 10am PDT/1PM EDT
>>>> Develop your own process in accordance with the BPMN 2 standard
>>>> Learn Process modeling best practices with Bonita BPM through live
>>>> exercises
>>>> http://www.bonitasoft.com/be-part-of-it/events/bpm-camp-virtual-
>>>> event?utm_
>>>> source=Sourceforge_BPM_Camp_5_6_15&utm_medium=email&utm_campaign=VA_SF
>>>> _______________________________________________
>>>> Ryu-devel mailing list
>>>> [email protected]
>>>> https://lists.sourceforge.net/lists/listinfo/ryu-devel
>>>>
>>>>
>>>
>>>
>>> --
>>>
>>> -----
>>> Yi Tseng (a.k.a Takeshi)
>>> Taiwan National Chiao Tung University
>>> Department of Computer Science
>>>
>>> -----
>>>
>>
>>
>>
>> --
>> Ruchika Luthra
>> M.E (CS) 4th Sem
>> BITS Pilani
>>
>>
>
>
> --
>
> -----
> Yi Tseng (a.k.a Takeshi)
> Taiwan National Chiao Tung University
> Department of Computer Science
>
> -----
>
--
Ruchika Luthra
M.E (CS) 4th Sem
BITS Pilani
------------------------------------------------------------------------------
BPM Camp - Free Virtual Workshop May 6th at 10am PDT/1PM EDT
Develop your own process in accordance with the BPMN 2 standard
Learn Process modeling best practices with Bonita BPM through live exercises
http://www.bonitasoft.com/be-part-of-it/events/bpm-camp-virtual- event?utm_
source=Sourceforge_BPM_Camp_5_6_15&utm_medium=email&utm_campaign=VA_SF
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