2 Copyright (c) 2015 SONATA-NFV and Paderborn University
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 from flask_restful
import Resource
30 from flask
import request
33 logging
.basicConfig(level
=logging
.INFO
)
35 CORS_HEADER
= {'Access-Control-Allow-Origin': '*'}
40 class Compute(Resource
):
42 Start a new compute instance: A docker container (note: zerorpc does not support keyword arguments)
43 :param dc_label: name of the DC
44 :param compute_name: compute container name
45 :param image: image name
46 :param command: command to execute
47 :param network: list of all interface of the vnf, with their parameters (id=id1,ip=x.x.x.x/x),...
48 example networks list({"id":"input","ip": "10.0.0.254/8"}, {"id":"output","ip": "11.0.0.254/24"})
49 :return: docker inspect dict of deployed docker
53 def put(self
, dc_label
, compute_name
):
55 # check if json data is a dict
59 elif type(data
) is not dict:
60 data
= json
.loads(request
.json
)
62 network
= data
.get("network")
63 nw_list
= self
._parse
_network
(network
)
64 image
= data
.get("image")
65 command
= data
.get("docker_command")
68 logging
.debug("API CALL: compute start")
69 c
= dcs
.get(dc_label
).startCompute(
70 compute_name
, image
=image
, command
=command
, network
=nw_list
)
71 # return docker inspect dict
72 return c
.getStatus(), 200, CORS_HEADER
73 except Exception as ex
:
74 logging
.exception("API error.")
75 return ex
.message
, 500, CORS_HEADER
77 def get(self
, dc_label
, compute_name
):
79 logging
.debug("API CALL: compute status")
82 return dcs
.get(dc_label
).containers
.get(compute_name
).getStatus(), 200, CORS_HEADER
83 except Exception as ex
:
84 logging
.exception("API error.")
85 return ex
.message
, 500, CORS_HEADER
87 def delete(self
, dc_label
, compute_name
):
88 logging
.debug("API CALL: compute stop")
90 return dcs
.get(dc_label
).stopCompute(compute_name
), 200, CORS_HEADER
91 except Exception as ex
:
92 logging
.exception("API error.")
93 return ex
.message
, 500, CORS_HEADER
95 def _parse_network(self
, network_str
):
97 parse the options for all network interfaces of the vnf
98 :param network_str: (id=x,ip=x.x.x.x/x), ...
99 :return: list of dicts [{"id":x,"ip":"x.x.x.x/x"}, ...]
103 # TODO make this more robust with regex check
104 if network_str
is None:
107 networks
= network_str
[1:-1].split('),(')
109 nw_dict
= dict(tuple(e
.split('=')) for e
in nw
.split(','))
110 nw_list
.append(nw_dict
)
115 class ComputeList(Resource
):
118 def get(self
, dc_label
=None):
119 logging
.debug("API CALL: compute list")
121 if dc_label
is None or dc_label
== 'None':
122 # return list with all compute nodes in all DCs
124 for dc
in dcs
.itervalues():
125 all_containers
+= dc
.listCompute()
126 return [(c
.name
, c
.getStatus()) for c
in all_containers
], 200, CORS_HEADER
128 # return list of compute nodes for specified DC
129 return [(c
.name
, c
.getStatus())
130 for c
in dcs
.get(dc_label
).listCompute()], 200, CORS_HEADER
131 except Exception as ex
:
132 logging
.exception("API error.")
133 return ex
.message
, 500, CORS_HEADER
136 class DatacenterList(Resource
):
140 logging
.debug("API CALL: datacenter list")
142 return [d
.getStatus() for d
in dcs
.itervalues()], 200, CORS_HEADER
143 except Exception as ex
:
144 logging
.exception("API error.")
145 return ex
.message
, 500, CORS_HEADER
148 class DatacenterStatus(Resource
):
151 def get(self
, dc_label
):
152 logging
.debug("API CALL: datacenter status")
154 return dcs
.get(dc_label
).getStatus(), 200, CORS_HEADER
155 except Exception as ex
:
156 logging
.exception("API error.")
157 return ex
.message
, 500, CORS_HEADER