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).
30 Helper module that implements helpers for test implementations.
37 from emuvim
.dcemulator
.net
import DCNetwork
38 from emuvim
.api
.openstack
.openstack_api_endpoint
import OpenstackApiEndpoint
39 from mininet
.clean
import cleanup
40 from mininet
.node
import Controller
42 class ApiBaseOpenStack(unittest
.TestCase
):
44 Helper class to do basic test setups.
45 s1 -- s2 -- s3 -- ... -- sN
48 def __init__(self
, *args
, **kwargs
):
51 self
.s
= [] # list of switches
52 self
.h
= [] # list of hosts
53 self
.d
= [] # list of docker containers
54 self
.dc
= [] # list of data centers
55 self
.docker_cli
= None
56 super(ApiBaseOpenStack
, self
).__init
__(*args
, **kwargs
)
60 nswitches
=0, ndatacenter
=0, nhosts
=0, ndockers
=0,
61 autolinkswitches
=False, controller
=Controller
, **kwargs
):
63 Creates a Mininet instance and automatically adds some
66 Attention, we should always use Mininet's default controller
67 for our tests. Only use other controllers if you want to test
68 specific controller functionality.
70 self
.net
= DCNetwork(controller
=controller
, **kwargs
)
71 for i
in range(0, ndatacenter
):
72 self
.api
.append(OpenstackApiEndpoint("0.0.0.0", 15000+i
))
75 # start from s1 because ovs does not like to have dpid = 0
76 # and switch name-number is being used by mininet to set the dpid
77 for i
in range(1, nswitches
+1):
78 self
.s
.append(self
.net
.addSwitch('s%d' % i
))
79 # if specified, chain all switches
81 for i
in range(0, len(self
.s
) - 1):
82 self
.net
.addLink(self
.s
[i
], self
.s
[i
+ 1])
83 self
.net
.addLink(self
.s
[2], self
.s
[0]) # link switches s1, s2 and s3
85 # add some data centers
86 for i
in range(0, ndatacenter
):
88 self
.net
.addDatacenter(
90 metadata
={"unittest_dc": i
}))
91 self
.net
.addLink(self
.dc
[0].switch
, self
.s
[0]) # link switches dc0.s1 with s1
92 # connect data centers to the endpoint
93 for i
in range(0, ndatacenter
):
94 self
.api
[i
].connect_datacenter(self
.dc
[i
])
95 self
.api
[i
].connect_dc_network(self
.net
)
97 for i
in range(0, nhosts
):
98 self
.h
.append(self
.net
.addHost('h%d' % i
))
100 for i
in range(0, ndockers
):
101 self
.d
.append(self
.net
.addDocker('d%d' % i
, dimage
="ubuntu:trusty"))
109 i
.manage
.stop_floating_network()
118 def getDockerCli(self
):
120 Helper to interact with local docker instance.
122 if self
.docker_cli
is None:
123 self
.docker_cli
= docker
.Client(
124 base_url
='unix://var/run/docker.sock')
125 return self
.docker_cli
127 def getContainernetContainers(self
):
129 List the containers managed by containernet
131 return self
.getDockerCli().containers(filters
={"label": "com.containernet"})
139 print('->>>>>>> tear everything down ->>>>>>>>>>>>>>>')
140 self
.stopApi() # stop all flask threads
141 self
.stopNet() # stop some mininet and containernet stuff
143 # make sure that all pending docker containers are killed
144 with
open(os
.devnull
, 'w') as devnull
: # kill a possibly running docker process that blocks the open ports
145 subprocess
.call("kill $(netstat -npl | grep '15000' | grep -o -e'[0-9]\+/docker' | grep -o -e '[0-9]\+')",
150 with
open(os
.devnull
, 'w') as devnull
:
152 "sudo docker rm -f $(sudo docker ps --filter 'label=com.containernet' -a -q)",