2 Copyright (c) 2015 SONATA-NFV
5 Licensed under the Apache License, Version 2.0 (the "License");
6 you may not use this file except in compliance with the License.
7 You may obtain a copy of the License at
9 http://www.apache.org/licenses/LICENSE-2.0
11 Unless required by applicable law or agreed to in writing, software
12 distributed under the License is distributed on an "AS IS" BASIS,
13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 See the License for the specific language governing permissions and
15 limitations under the License.
17 Neither the name of the SONATA-NFV [, ANY ADDITIONAL AFFILIATION]
18 nor the names of its contributors may be used to endorse or promote
19 products derived from this software without specific prior written
22 This work has been performed in the framework of the SONATA project,
23 funded by the European Commission under Grant number 671517 through
24 the Horizon 2020 and 5G-PPP programmes. The authors would like to
25 acknowledge the contributions of their colleagues of the SONATA
26 partner consortium (www.sonata-nfv.eu).
29 A simple topology with two PoPs for the y1 demo story board.
31 (dc1) <<-->> s1 <<-->> (dc2)
35 from mininet
.log
import setLogLevel
36 from emuvim
.dcemulator
.net
import DCNetwork
37 from emuvim
.api
.rest
.rest_api_endpoint
import RestApiEndpoint
38 from emuvim
.api
.sonata
import SonataDummyGatekeeperEndpoint
39 from mininet
.node
import RemoteController
44 logging
.basicConfig(level
=logging
.INFO
)
48 def create_topology1():
53 net
= DCNetwork(controller
=RemoteController
, monitor
=True, enable_learning
= False)
54 dc1
= net
.addDatacenter("dc1")
55 dc2
= net
.addDatacenter("dc2")
56 s1
= net
.addSwitch("s1")
57 net
.addLink(dc1
, s1
, delay
="10ms")
58 net
.addLink(dc2
, s1
, delay
="20ms")
60 # add the command line interface endpoint to each DC (REST API)
61 rapi1
= RestApiEndpoint("0.0.0.0", 5001)
62 rapi1
.connectDatacenter(dc1
)
63 rapi1
.connectDatacenter(dc2
)
64 # connect total network also, needed to do the chaining and monitoring
65 rapi1
.connectDCNetwork(net
)
66 # run API endpoint server (in another thread, don't block)
69 # add the SONATA dummy gatekeeper to each DC
70 sdkg1
= SonataDummyGatekeeperEndpoint("0.0.0.0", 5000, deploy_sap
=True)
71 sdkg1
.connectDatacenter(dc1
)
72 sdkg1
.connectDatacenter(dc2
)
73 # run the dummy gatekeeper (in another thread, don't block)
76 # start the emulation platform
79 #does not work from docker compose (cannot start container in interactive mode)
82 logging
.info("waiting for SIGTERM or SIGINT signal")
85 logging
.info("got SIG signal")
88 def exit_gracefully(signum
, frame
):
90 7. At shutdown, we should receive the unix signal here and shutdown gracefully
95 logging
.info('Signal handler called with signal {0}'.format(signum
))
100 setLogLevel('info') # set Mininet loglevel
101 # add the SIGTERM handler (eg. received when son-emu docker container stops)
102 signal
.signal(signal
.SIGTERM
, exit_gracefully
)
104 signal
.signal(signal
.SIGINT
, exit_gracefully
)
109 if __name__
== '__main__':