projecthandler/views.py

   1 #
   2 #   Copyright 2017 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 import json
  18 import logging
  19
  20 import yaml
  21 from sf_t3d.decorators import login_required
  22 from django.http import HttpResponse, JsonResponse
  23 from django.shortcuts import render, redirect
  24
  25 from authosm.exceptions import OSMAuthException
  26 from lib.util import Util
  27 from lib.osm.osmclient.clientv2 import Client
  28 import authosm.utils as osmutils
  29
  30
  31 logging.basicConfig(level=logging.DEBUG)
  32 log = logging.getLogger('projecthandler/view.py')
  33
  34
  35 @login_required
  36 def home(request):
  37     return render(request, 'home.html', {})
  38
  39
  40 @login_required
  41 def create_new_project(request):
  42     if request.method == 'POST':
  43         user = osmutils.get_user(request)
  44         client = Client()
  45         new_project_dict = request.POST.dict()
  46         keys = ["name"]
  47         project_data = dict(filter(lambda i: i[0] in keys and len(i[1]) > 0, new_project_dict.items()))
  48         result = client.project_create(user.get_token(), project_data)
  49         if isinstance(result, dict) and 'error' in result and result['error']:
  50             return __response_handler(request, result['data'], url=None,
  51                                       status=result['data']['status'] if 'status' in result['data'] else 500)
  52         else:
  53             return __response_handler(request, {}, url=None, status=200)
  54
  55
  56 @login_required
  57 def user_projects(request):
  58     user = osmutils.get_user(request)
  59     client = Client()
  60     result = client.project_list(user.get_token())
  61     return __response_handler(request,{
  62         'projects': result['data'] if result and result['error'] is False else [],
  63     },'projectlist.html')
  64
  65 @login_required
  66 def open_project(request):
  67     user = osmutils.get_user(request)
  68     project_id = user.project_id
  69     try:
  70
  71         client = Client()
  72         ##TODO change with adhoc api call
  73         prj = client.project_get(user.get_token(), project_id)
  74         nsd = client.nsd_list(user.get_token())
  75         vnfd = client.vnfd_list(user.get_token())
  76         ns = client.ns_list(user.get_token())
  77         vnf = client.vnf_list(user.get_token())
  78         project_overview = {
  79             'owner': user.username,
  80             'name': project_id,
  81             'updated_date': prj['data']['_admin']['modified'] if prj and prj['error'] is False else '-',
  82             'created_date': prj['data']['_admin']['created'] if prj and prj['error'] is False else '-',
  83
  84             'type': 'osm',
  85             'nsd': len(nsd['data']) if nsd and nsd['error'] is False else 0,
  86             'vnfd': len(vnfd['data']) if vnfd and vnfd['error'] is False else 0,
  87             'ns': len(ns['data']) if ns and ns['error'] is False else 0,
  88             'vnf': len(vnf['data']) if vnf and vnf['error'] is False else 0,
  89         }
  90         return render(request, 'osm/osm_project_details.html',
  91                       {'project_overview': project_overview, 'project_id': project_id})
  92
  93     except Exception as e:
  94         return render(request, 'error.html', {'error_msg': 'Error open project! Please retry.'})
  95
  96
  97 @login_required
  98 def delete_project(request, project_id):
  99     user = osmutils.get_user(request)
 100
 101     client = Client()
 102     result = client.project_delete(user.get_token(), project_id)
 103     if isinstance(result, dict) and 'error' in result and result['error']:
 104         return __response_handler(request, result['data'], url=None,
 105                                   status=result['data']['status'] if 'status' in result['data'] else 500)
 106     else:
 107         return __response_handler(request, {}, url=None, status=200)
 108
 109
 110 @login_required
 111 def switch_project(request, project_id):
 112     user = osmutils.get_user(request)
 113     user.switch_project(project_id)
 114     return redirect('projects:open_project')
 115
 116
 117 @login_required
 118 def edit_project(request, project_id):
 119     if request.method == 'POST':
 120         user = osmutils.get_user(request)
 121         client = Client()
 122         project_dict = request.POST.dict()
 123         keys = ["name"]
 124         project_data = dict(filter(lambda i: i[0] in keys and len(i[1]) > 0, project_dict.items()))
 125         result = client.project_edit(user.get_token(), project_id, project_data)
 126         if isinstance(result, dict) and 'error' in result and result['error']:
 127             return __response_handler(request, result['data'], url=None,
 128                                       status=result['data']['status'] if 'status' in result['data'] else 500)
 129         else:
 130             return __response_handler(request, {}, url=None, status=200)
 131
 132
 133
 134
 135
 136 def __response_handler(request, data_res, url=None, to_redirect=None, *args, **kwargs):
 137     raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
 138     if 'application/json' in raw_content_types or url is None:
 139         return HttpResponse(json.dumps(data_res), content_type="application/json", *args, **kwargs)
 140     elif to_redirect:
 141         return redirect(url, *args, **kwargs)
 142     else:
 143         return render(request, url, data_res)