Hi,
On 2015年05月25日 23:00, Lia Lia wrote:
> I follow the steps described in "Ryu SDN fraework, release 1.0" chapter 9.
> 1)build an environment on Mininet:
> ryu@ryu-vm:~$ sudo mn --topo linear,3 --mac --switch ovsk --controller remote
> -x
> 2)Set the version of OpenFlow to be used in each router to 1.3.
> switch: s1 (root):
> root@ryu-vm:~# ovs-vsctl set Bridge s1 protocols=OpenFlow13
> switch: s2 (root):
> root@ryu-vm:~# ovs-vsctl set Bridge s2 protocols=OpenFlow13
> switch: s3 (root):
> root@ryu-vm:~# ovs-vsctl set Bridge s3 protocols=OpenFlow13
> 3)delete the IP address that is assigned automatically on each host
> and set a new IP address.
> host: h1:
> root@ryu-vm:~# ip addr del 10.0.0.1/8 dev h1-eth0
> root@ryu-vm:~# ip addr add 172.16.20.10/24 dev h1-eth0
> host: h2:
> root@ryu-vm:~# ip addr del 10.0.0.2/8 dev h2-eth0
> root@ryu-vm:~# ip addr add 172.16.10.10/24 dev h2-eth0
> host: h3:
> root@ryu-vm:~# ip addr del 10.0.0.3/8 dev h3-eth0
> root@ryu-vm:~# ip addr add 192.168.30.10/24 dev h3-eth0
> 4)Start rest_router on xterm of controller.
> controller: c0 (root):
> root@ryu-vm:~# ryu-manager ryu.app.rest_router
> In this step i got the error mensage attachments.
Thanks for attached info.
If you got the error messages in this step,
maybe, Ryu is not installed successfully.
Please input the following commands to install Ryu.
$ cd ryu
$ sudo python setup.py install
Thanks,
Iwase
>
> By the other hands
> i started the rest_router in another sesion:
> ubuntu@sdnhubvm:~/ryu$ ./bin/ryu-manager ryu/app/rest_router.py
> and show the mensage for a successful connection between the router
> and Ryu, next:
>
> 5)Set the address for each router:
> ubuntu@sdnhubvm:~/ryu$ curl -X POST -d ´{"address":"172.16.20.1/24"}’
> http://localhost:8080/router
> /0000000000000001
> [{"switch_id": "0000000000000001",
> "command_result": [{
> "result": "success",
> "details": "Add address [address_id=1]"}]}]
> ubuntu@sdnhubvm:~/ryu$ curl -X POST -d ’{"address":
> "172.16.30.30/24"}’ http://localhost:8080/router
> /0000000000000001
> [{"switch_id": "0000000000000001",
> "command_result": [{
> "result": "success",
> "details": "Add address [address_id=2]"}]}]
> And the rest of address describe in the chapter.
>
> 6)Register as the default gateway on each host.
> host: h1:
> root@ryu-vm:~# ip route add default via 172.16.20.1
> host: h2:
> root@ryu-vm:~# ip route add default via 172.16.10.1
> host: h3:
> root@ryu-vm:~# ip route add default via 192.168.30.1
> 7)Set the default route for each router.
> ubuntu@sdnhubvm:~/ryu$ curl -X POST -d ’{"gateway": "172.16.30.1"}’
> http://localhost:8080/router
> /0000000000000001
> [{"switch_id": "0000000000000001",
> "command_result": [{
> "result": "success",
> "details": "Add route [route_id=1]"
> }]}]
>
> And the rest of address describe in the chapter.
>
> 8)for s2 router, set a static route to the host (192.168.30.0/24)
> under router s3
> root@ryu-vm:~# curl -X POST -d ’{"destination": "192.168.30.0/24", "gateway":
> "192.168.10.20"}’ http://localhost:8080/router/0000000000000002
> [{
> "switch_id": "0000000000000002",
> "command_result": [
> {"result": "success",
> "details": "Add route [route_id=2]"}]}]
>
> 9)Checking the contents of the setting of each router and every things ok.
> And the host can communicate
> successfully!!!!
>
> BUT
> if i create a enviroment with Miniedit, when start the enviroment and
> try to start a xterm for the conrtoller output: "c0 is not in network"
> and the rest of configuration (list before) i made from another
> terminal sucessful but when i chek the contents of the setting of
> each router only the address was added.
> and the controller shows a new log mensaje, and the routers are
> disconnected randomly. the pings don´t work.
>
> thanks, sorry for the delay , I had problem with internet
>
>
>
> 2015-05-21 22:11 GMT-04:00, Yusuke Iwase <[email protected]>:
>> Hi,
>>
>> On 2015年05月22日 02:43, Lia Lia wrote:
>>> hello
>>>
>>> i´m cheking "Ryu SDN fraework, release 1.0" and i work with firewall
>>> dscribed in chapter 9 ok.
>>>
>>> But
>>>
>>> I´m trying to simulate an SDN enviroment in Mininet with ryu
>>> controller and use a router(switch OpenFlow) that can be set using
>>> REST.
>>>
>>> I´m trying to use the router described in "Ryu SDN fraework, release
>>> 1.0" chapter 10
>>>
>>> i follow all the steps correctly,
>>
>> Specifically, what commands did you input?
>> And could you send us the results of them?
>>
>> Thanks,
>> Iwase
>>
>>>
>>> when i´m configuring the address, the default route and the static
>>> routes i get all the result like the picture show BUT
>>>
>>> when i verifying the setting in each router with:
>>>
>>> curl http://localhost:8080/router/0000000000000001
>>>
>>> curl http://localhost:8080/router/0000000000000003
>>>
>>> curl http://localhost:8080/router/0000000000000002
>>>
>>> only shows the "address" setings, don´t show the "route" setting
>>> (route_id, destination, gateway)
>>>
>>> And of course the host can´t ping each another
>>>
>>> what i make wrong?
>>>
>>> If you have another idea about make a router with ryu, please.
>>>
>>> Please help me, thanks
>>>
>>> ------------------------------------------------------------------------------
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>>> Performance metrics, stats and reports that give you Actionable Insights
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>>>
>>
------------------------------------------------------------------------------
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Widest out-of-the-box monitoring support with 50+ applications
Performance metrics, stats and reports that give you Actionable Insights
Deep dive visibility with transaction tracing using APM Insight.
http://ad.doubleclick.net/ddm/clk/290420510;117567292;y
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