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         proj_data_admin =  prj['data']['_admin'] if prj and prj['error'] is False and prj['data'] and  prj['data']['_admin'] else None
  79         project_overview = {
  80             'owner': user.username,
  81             'name': user.project_name,
  82             'updated_date': proj_data_admin['modified'] if proj_data_admin else '-',
  83             'created_date': proj_data_admin['created'] if proj_data_admin else '-',
  84
  85             'type': 'osm',
  86             'nsd': len(nsd['data']) if nsd and nsd['error'] is False else 0,
  87             'vnfd': len(vnfd['data']) if vnfd and vnfd['error'] is False else 0,
  88             'ns': len(ns['data']) if ns and ns['error'] is False else 0,
  89             'vnf': len(vnf['data']) if vnf and vnf['error'] is False else 0,
  90         }
  91         return render(request, 'osm/osm_project_details.html',
  92                       {'project_overview': project_overview, 'project_id': project_id})
  93
  94     except Exception as e:
  95         return render(request, 'error.html', {'error_msg': 'Error open project! Please retry.'})
  96
  97
  98 @login_required
  99 def delete_project(request, project_id):
 100     user = osmutils.get_user(request)
 101
 102     client = Client()
 103     result = client.project_delete(user.get_token(), project_id)
 104     if isinstance(result, dict) and 'error' in result and result['error']:
 105         return __response_handler(request, result['data'], url=None,
 106                                   status=result['data']['status'] if 'status' in result['data'] else 500)
 107     else:
 108         return __response_handler(request, {}, url=None, status=200)
 109
 110
 111 @login_required
 112 def switch_project(request, project_id):
 113     user = osmutils.get_user(request)
 114     user.switch_project(project_id)
 115     return redirect('projects:open_project')
 116
 117
 118 @login_required
 119 def edit_project(request, project_id):
 120     if request.method == 'POST':
 121         user = osmutils.get_user(request)
 122         client = Client()
 123         project_dict = request.POST.dict()
 124         keys = ["name"]
 125         project_data = dict(filter(lambda i: i[0] in keys and len(i[1]) > 0, project_dict.items()))
 126         result = client.project_edit(user.get_token(), project_id, project_data)
 127         if isinstance(result, dict) and 'error' in result and result['error']:
 128             return __response_handler(request, result['data'], url=None,
 129                                       status=result['data']['status'] if 'status' in result['data'] else 500)
 130         else:
 131             return __response_handler(request, {}, url=None, status=200)
 132
 133
 134 def __response_handler(request, data_res, url=None, to_redirect=None, *args, **kwargs):
 135     raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
 136     if 'application/json' in raw_content_types or url is None:
 137         return HttpResponse(json.dumps(data_res), content_type="application/json", *args, **kwargs)
 138     elif to_redirect:
 139         return redirect(url, *args, **kwargs)
 140     else:
 141         return render(request, url, data_res)