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