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