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).
28 from requests
import get
, put
, delete
29 from tabulate
import tabulate
33 from subprocess
import Popen
35 pp
= pprint
.PrettyPrinter(indent
=4)
38 class RestApiClient():
42 def execute_command(self
, args
):
43 if getattr(self
, args
["command"]) is not None:
44 # call the local method with the same name as the command arg
45 getattr(self
, args
["command"])(args
)
47 print("Command not implemented.")
49 def start(self
, args
):
51 req
= {'image': args
.get("image"),
52 'command': args
.get("docker_command"),
53 'network': args
.get("network")}
55 response
= put("%s/restapi/compute/%s/%s" %
56 (args
.get("endpoint"),
57 args
.get("datacenter"),
61 pp
.pprint(response
.json())
65 response
= delete("%s/restapi/compute/%s/%s" %
66 (args
.get("endpoint"),
67 args
.get("datacenter"),
69 pp
.pprint(response
.json())
73 list = get('%s/restapi/compute/%s' % (args
.get("endpoint"), args
.get('datacenter'))).json()
77 # for each container add a line to the output table
81 #eth0ip = status.get("docker_network", "-")
82 netw_list
= [netw_dict
['intf_name'] for netw_dict
in status
.get("network")]
83 dc_if_list
= [netw_dict
['dc_portname'] for netw_dict
in status
.get("network")]
84 table
.append([status
.get("datacenter"),
88 ','.join(dc_if_list
)])
89 #status.get("state").get("Status")]
91 headers
= ["Datacenter",
95 "Datacenter interfaces"]
96 print(tabulate(table
, headers
=headers
, tablefmt
="grid"))
98 def status(self
, args
):
100 list = get("%s/restapi/compute/%s/%s" %
101 (args
.get("endpoint"),
102 args
.get("datacenter"),
103 args
.get("name"))).json()
107 def xterm(self
, args
):
108 vnf_names
= args
.get("vnf_names")
109 for vnf_name
in vnf_names
:
110 Popen(['xterm', '-xrm', 'XTerm.vt100.allowTitleOps: false', '-T', vnf_name
,
111 '-e', "docker exec -it mn.{0} /bin/bash".format(vnf_name
)])
113 parser
= argparse
.ArgumentParser(description
="""son-emu-cli compute
116 - son-emu-cli compute start -d dc2 -n client -i sonatanfv/sonata-iperf3-vnf
118 - son-emu-cli compute status -d dc2 -n client
119 """, formatter_class
=argparse
.RawTextHelpFormatter
)
122 choices
=['start', 'stop', 'list', 'status', 'xterm'],
123 help="Action to be executed.")
127 help="vnf names to open an xterm for")
129 "--datacenter", "-d", dest
="datacenter",
130 help="Data center to which the command should be applied.")
132 "--name", "-n", dest
="name",
133 help="Name of compute instance e.g. 'vnf1'.")
135 "--image", "-i", dest
="image",
136 help="Name of container image to be used e.g. 'ubuntu:trusty'")
138 "--dcmd", "-c", dest
="docker_command",
139 help="Startup command of the container e.g. './start.sh'")
141 "--net", dest
="network",
142 help="Network properties of a compute instance e.g. \
143 '(id=input,ip=10.0.10.3/24),(id=output,ip=10.0.10.4/24)' for multiple interfaces.")
145 "--endpoint", "-e", dest
="endpoint",
146 default
="http://127.0.0.1:5001",
147 help="REST API endpoint of son-emu (default:http://127.0.0.1:5001)")
151 args
= vars(parser
.parse_args(argv
))
153 c
.execute_command(args
)