instancehandler/views.py

   1 #
   2 #   Copyright 2018 CNIT - Consorzio Nazionale Interuniversitario per le Telecomunicazioni
   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  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 from django.shortcuts import render, redirect
  18 from django.contrib.auth.decorators import login_required
  19 from django.http import HttpResponse, JsonResponse
  20 import yaml
  21 import logging
  22 from lib.osm.osmclient.client import Client
  23
  24
  25 @login_required
  26 def list(request, project_id=None, type=None):
  27     client = Client()
  28     if type == 'ns':
  29         result = client.ns_list()
  30
  31     return __response_handler(request, {'instances': result, 'type': 'ns', 'project_id': project_id}, 'instance_list.html')
  32
  33
  34 @login_required
  35 def create(request, project_id=None):
  36     result = {}
  37     ns_data = {
  38         "nsName": request.POST.get('nsName', 'WithoutName'),
  39         "nsDescription": request.POST.get('nsDescription', ''),
  40         "nsdId": request.POST.get('nsdId', ''),
  41         "vimAccountId": request.POST.get('vimAccountId', ''),
  42     }
  43     if 'ssh_key' in request.POST and request.POST.get('ssh_key') != '':
  44         ns_data["ssh-authorized-key"] = [request.POST.get('ssh_key')]
  45
  46     if 'config' in request.POST:
  47         ns_config = yaml.load(request.POST.get('config'))
  48         if isinstance(ns_config, dict):
  49             if "vim-network-name" in ns_config:
  50                 ns_config["vld"] = ns_config.pop("vim-network-name")
  51             if "vld" in ns_config:
  52                 for vld in ns_config["vld"]:
  53                     if vld.get("vim-network-name"):
  54                         if isinstance(vld["vim-network-name"], dict):
  55                             vim_network_name_dict = {}
  56                             for vim_account, vim_net in vld["vim-network-name"].items():
  57                                 vim_network_name_dict[ns_data["vimAccountId"]] = vim_net
  58                             vld["vim-network-name"] = vim_network_name_dict
  59                 ns_data["vld"] = ns_config["vld"]
  60             if "vnf" in ns_config:
  61                 for vnf in ns_config["vnf"]:
  62                     if vnf.get("vim_account"):
  63                         vnf["vimAccountId"] = ns_data["vimAccountId"]
  64
  65                 ns_data["vnf"] = ns_config["vnf"]
  66     print ns_data
  67     client = Client()
  68     result = client.ns_create(ns_data)
  69     return __response_handler(request, result, 'projects:instances:list', to_redirect=True, type='ns', project_id=project_id)
  70
  71 @login_required
  72 def ns_operations(request, project_id=None, instance_id=None, type=None):
  73     client = Client()
  74     result = client.ns_op_list(instance_id)
  75     return __response_handler(request, {'operations': result, 'type': 'ns', 'project_id': project_id}, 'instance_operations_list.html')
  76
  77 @login_required
  78 def ns_operation(request, op_id, project_id=None, instance_id=None, type=None):
  79     client = Client()
  80     result = client.ns_op(op_id)
  81     return __response_handler(request, result)
  82
  83 @login_required
  84 def action(request, project_id=None, instance_id=None, type=None):
  85
  86     client = Client()
  87
  88     # result = client.ns_action(instance_id, action_payload)
  89     primitive_param_keys = request.POST.getlist('primitive_params_name')
  90     primitive_param_value = request.POST.getlist('primitive_params_value')
  91     action_payload = {
  92         "vnf_member_index": request.POST.get('vnf_member_index'),
  93         "primitive": request.POST.get('primitive'),
  94         "primitive_params": {k: v for k, v in zip(primitive_param_keys, primitive_param_value) if len(k) > 0}
  95     }
  96
  97     result = client.ns_action(instance_id, action_payload)
  98     return __response_handler(request, result, None, to_redirect=False, status=result['status'] if 'status' in result else None )
  99
 100
 101 @login_required
 102 def delete(request, project_id=None, instance_id=None, type=None):
 103     result = {}
 104     client = Client()
 105     result = client.ns_delete(instance_id)
 106     print result
 107     return __response_handler(request, result, 'projects:instances:list', to_redirect=True, type='ns', project_id=project_id)
 108
 109
 110 @login_required
 111 def show(request, project_id=None, instance_id=None, type=None):
 112     # result = {}
 113     client = Client()
 114     result = client.ns_get(instance_id)
 115     print result
 116     return __response_handler(request, result)
 117
 118
 119 def __response_handler(request, data_res, url=None, to_redirect=None, *args, **kwargs):
 120     raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
 121     if 'application/json' in raw_content_types or url is None:
 122         return JsonResponse(data_res, *args, **kwargs)
 123     elif to_redirect:
 124         return redirect(url, *args, **kwargs)
 125     else:
 126         return render(request, url, data_res)