rwlaunchpad/plugins/rwnsm/rift/tasklets/rwnsmtasklet/rwnsmplugin.py

   1 #
   2 #   Copyright 2016 RIFT.IO Inc
   3 #
   4 #   Licensed under the Apache License, Version 2.0 (the "License");
   5 #   you may not use this file except in compliance with the License.
   6 #   You may obtain a copy of the License at
   7 #
   8 #       http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 #   Unless required by applicable law or agreed to in writing, software
  11 #   distributed under the License is distributed on an "AS IS" BASIS,
  12 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 #   See the License for the specific language governing permissions and
  14 #   limitations under the License.
  15 #
  16
  17 import asyncio
  18 import abc
  19
  20
  21 class NsmPluginBase(object):
  22     """
  23         Abstract base class for the NSM plugin.
  24         There will be single instance of this plugin for each plugin type.
  25     """
  26
  27     def __init__(self, dts, log, loop, nsm, plugin_name, dts_publisher):
  28         self._dts = dts
  29         self._log = log
  30         self._loop = loop
  31         self._nsm = nsm
  32         self._plugin_name = plugin_name
  33         self._dts_publisher = dts_publisher
  34
  35     @property
  36     def dts(self):
  37         return self._dts
  38
  39     @property
  40     def log(self):
  41         return self._log
  42
  43     @property
  44     def loop(self):
  45         return self._loop
  46
  47     @property
  48     def nsm(self):
  49         return self._nsm
  50
  51     @abc.abstractmethod
  52     def set_state(self, nsr_id, state):
  53         pass
  54
  55     @abc.abstractmethod
  56     def create_nsr(self, nsr):
  57         """ Create an NSR """
  58         pass
  59
  60     @abc.abstractmethod
  61     @asyncio.coroutine
  62     def deploy(self, nsr_msg):
  63         pass
  64
  65     @abc.abstractmethod
  66     @asyncio.coroutine
  67     def instantiate_ns(self, nsr, xact):
  68         """ Instantiate the network service """
  69         pass
  70
  71     @abc.abstractmethod
  72     @asyncio.coroutine
  73     def instantiate_vnf(self, nsr, vnfr):
  74         """ Instantiate the virtual network function """
  75         pass
  76
  77     @abc.abstractmethod
  78     @asyncio.coroutine
  79     def instantiate_vl(self, nsr, vl):
  80         """ Instantiate the virtual link"""
  81         pass
  82
  83     @abc.abstractmethod
  84     @asyncio.coroutine
  85     def get_nsr(self, nsr_path):
  86         """ Get the NSR """
  87         pass
  88
  89     @abc.abstractmethod
  90     @asyncio.coroutine
  91     def get_vnfr(self, vnfr_path):
  92         """ Get the VNFR """
  93         pass
  94
  95     @abc.abstractmethod
  96     @asyncio.coroutine
  97     def get_vlr(self, vlr_path):
  98         """ Get the VLR """
  99         pass
 100
 101     @abc.abstractmethod
 102     @asyncio.coroutine
 103     def terminate_ns(self, nsr):
 104         """Terminate the network service """
 105         pass
 106
 107     @abc.abstractmethod
 108     @asyncio.coroutine
 109     def terminate_vnf(self, vnfr):
 110         """Terminate the VNF """
 111         pass
 112
 113     @abc.abstractmethod
 114     @asyncio.coroutine
 115     def terminate_vl(self, vlr):
 116         """Terminate the Virtual Link Record"""
 117         pass