src/emuvim/api/sonata/__init__.py

   1 """
   2 Copyright (c) 2015 SONATA-NFV and Paderborn University
   3 ALL RIGHTS RESERVED.
   4
   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
   8
   9     http://www.apache.org/licenses/LICENSE-2.0
  10
  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.
  16
  17 Neither the name of the SONATA-NFV, Paderborn University
  18 nor the names of its contributors may be used to endorse or promote
  19 products derived from this software without specific prior written
  20 permission.
  21
  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).
  27 """
  28 """
  29 This module implements a simple REST API that behaves like SONATA's gatekeeper.
  30
  31 It is only used to support the development of SONATA's SDK tools and to demonstrate
  32 the year 1 version of the emulator until the integration with WP4's orchestrator is done.
  33 """
  34
  35 import logging
  36 import threading
  37 import dummygatekeeper as dgk
  38
  39
  40 class SonataDummyGatekeeperEndpoint(object):
  41     """
  42     Creates and starts a REST API based on Flask in an
  43     additional thread.
  44
  45     Can connect this API to data centers defined in an emulator
  46     topology.
  47     """
  48
  49     def __init__(self, listenip, port, deploy_sap=False, docker_management=False,
  50                  auto_deploy=False,  auto_delete=False, sap_vnfd_path=None):
  51         self.dcs = {}
  52         self.ip = listenip
  53         self.port = port
  54         dgk.DEPLOY_SAP = deploy_sap
  55         dgk.USE_DOCKER_MGMT = docker_management
  56         dgk.AUTO_DEPLOY = auto_deploy
  57         dgk.AUTO_DELETE = auto_delete
  58         dgk.SAP_VNFD = sap_vnfd_path
  59         logging.debug("Created API endpoint %s" % self)
  60
  61     def __repr__(self):
  62         return "%s(%s:%d)" % (self.__class__.__name__, self.ip, self.port)
  63
  64     def connectDatacenter(self, dc):
  65         self.dcs[dc.label] = dc
  66         logging.info("Connected DC(%s) to API endpoint %s" % (
  67             dc, self))
  68
  69     def start(self):
  70         thread = threading.Thread(target=self._api_server_thread, args=())
  71         thread.daemon = True
  72         thread.start()
  73         logging.debug("Started API endpoint %s" % self)
  74
  75     def _api_server_thread(self):
  76         dgk.start_rest_api(self.ip, self.port, self.dcs)