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 json
  22 import logging
  23 from lib.osm.osmclient.clientv2 import Client
  24 import authosm.utils as osmutils
  25
  26 logging.basicConfig(level=logging.DEBUG)
  27 log = logging.getLogger('instancehandler/view.py')
  28
  29 @login_required
  30 def list(request, type=None):
  31     user = osmutils.get_user(request)
  32     project_id = user.project_id
  33     client = Client()
  34     if type == 'ns':
  35         instance_list = client.ns_list(user.get_token())
  36     elif type == 'vnf':
  37         instance_list = client.vnf_list(user.get_token())
  38
  39     result = {'instances': instance_list['data'] if instance_list and instance_list['error'] is False else [],
  40               'type': type, 'project_id': project_id}
  41
  42     return __response_handler(request, result, 'instance_list.html')
  43
  44
  45 @login_required
  46 def create(request):
  47     result = {}
  48     ns_data = {
  49         "nsName": request.POST.get('nsName', 'WithoutName'),
  50         "nsDescription": request.POST.get('nsDescription', ''),
  51         "nsdId": request.POST.get('nsdId', ''),
  52         "vimAccountId": request.POST.get('vimAccountId', ''),
  53     }
  54     if 'ssh_key' in request.POST and request.POST.get('ssh_key') != '':
  55         ns_data["ssh-authorized-key"] = [request.POST.get('ssh_key')]
  56
  57     if 'config' in request.POST:
  58         ns_config = yaml.load(request.POST.get('config'))
  59         if isinstance(ns_config, dict):
  60             if "vim-network-name" in ns_config:
  61                 ns_config["vld"] = ns_config.pop("vim-network-name")
  62             if "vld" in ns_config:
  63                 for vld in ns_config["vld"]:
  64                     if vld.get("vim-network-name"):
  65                         if isinstance(vld["vim-network-name"], dict):
  66                             vim_network_name_dict = {}
  67                             for vim_account, vim_net in vld["vim-network-name"].items():
  68                                 vim_network_name_dict[ns_data["vimAccountId"]] = vim_net
  69                             vld["vim-network-name"] = vim_network_name_dict
  70                 ns_data["vld"] = ns_config["vld"]
  71             if "vnf" in ns_config:
  72                 for vnf in ns_config["vnf"]:
  73                     if vnf.get("vim_account"):
  74                         vnf["vimAccountId"] = ns_data["vimAccountId"]
  75
  76                 ns_data["vnf"] = ns_config["vnf"]
  77     print ns_data
  78     user = osmutils.get_user(request)
  79     client = Client()
  80     result = client.ns_create(user.get_token(), ns_data)
  81     return __response_handler(request, result, 'instances:list', to_redirect=True, type='ns',
  82                               )
  83
  84
  85 @login_required
  86 def ns_operations(request, instance_id=None, type=None):
  87     user = osmutils.get_user(request)
  88     project_id = user.project_id
  89     client = Client()
  90     op_list = client.ns_op_list(user.get_token(), instance_id)
  91     return __response_handler(request,
  92                               {'operations': op_list['data'] if op_list and op_list['error'] is False else [],
  93                                'type': 'ns', 'project_id': project_id}, 'instance_operations_list.html')
  94
  95
  96 @login_required
  97 def ns_operation(request, op_id, instance_id=None, type=None):
  98     user = osmutils.get_user(request)
  99     client = Client()
 100     result = client.ns_op(user.get_token(), op_id)
 101     return __response_handler(request, result['data'])
 102
 103
 104 @login_required
 105 def action(request, instance_id=None, type=None):
 106     user = osmutils.get_user(request)
 107     client = Client()
 108     # result = client.ns_action(instance_id, action_payload)
 109     primitive_param_keys = request.POST.getlist('primitive_params_name')
 110     primitive_param_value = request.POST.getlist('primitive_params_value')
 111     action_payload = {
 112         "vnf_member_index": request.POST.get('vnf_member_index'),
 113         "primitive": request.POST.get('primitive'),
 114         "primitive_params": {k: v for k, v in zip(primitive_param_keys, primitive_param_value) if len(k) > 0}
 115     }
 116
 117     result = client.ns_action(user.get_token(), instance_id, action_payload)
 118     print result
 119     if result['error']:
 120         return __response_handler(request, result['data'], url=None,
 121                                   status=result['data']['status'] if 'status' in result['data'] else 500)
 122
 123     else:
 124         return __response_handler(request, {}, url=None, status=200)
 125
 126
 127 @login_required
 128 def delete(request, instance_id=None, type=None):
 129     force = bool(request.GET.get('force', False))
 130     result = {}
 131     user = osmutils.get_user(request)
 132     client = Client()
 133     result = client.ns_delete(user.get_token(), instance_id, force)
 134     print result
 135     return __response_handler(request, result, 'instances:list', to_redirect=True, type='ns',
 136                               )
 137
 138
 139 def show_topology(request, instance_id=None, type=None):
 140     user = osmutils.get_user(request)
 141     project_id = user.project_id
 142     raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
 143     if 'application/json' in raw_content_types:
 144         result = {'vertices': [
 145             {"info": {"type": "vnf", "property": {"custom_label": ""},
 146                       "group": []}, "id": "ping"},
 147             {"info": {"type": "vnf", "property": {"custom_label": ""},
 148                       "group": []}, "id": "pong"},
 149             {"info": {"type": "vdu", "property": {"custom_label": ""},
 150                       "group": ['pong']}, "id": "pong/ubuntu"},
 151             {"info": {"type": "vdu", "property": {"custom_label": ""},
 152                       "group": ['ping']}, "id": "ping/ubuntu"},
 153             {"info": {"type": "cp", "property": {"custom_label": ""},
 154                       "group": ['ping']}, "id": "ping/cp0"},
 155             {"info": {"type": "cp", "property": {"custom_label": ""},
 156                       "group": ['ping']}, "id": "ping/cp1"},
 157             {"info": {"type": "cp", "property": {"custom_label": ""},
 158                       "group": ['pong']}, "id": "pong/cp0"},
 159             {"info": {"type": "cp", "property": {"custom_label": ""},
 160                       "group": ['pong']}, "id": "pong/cp1"},
 161             {"info": {"type": "ns_vl", "property": {"custom_label": ""},
 162                       "group": []}, "id": "mgmt_vl"},
 163         ],
 164             'edges': [
 165                 # {"source": "ping", "group": [], "target": "ping/cp0", "view": "Data"},
 166                 {"source": "pong/ubuntu", "group": ['pong'], "target": "pong/cp0", "view": "vnf"},
 167                 {"source": "ping/ubuntu", "group": ['ping'], "target": "ping/cp0", "view": "vnf"},
 168                 {"source": "pong/ubuntu", "group": ['pong'], "target": "pong/cp1", "view": "vnf"},
 169                 {"source": "ping/ubuntu", "group": ['ping'], "target": "ping/cp1", "view": "vnf"},
 170                 {"source": "pong", "group": [], "target": "mgmt_vl", "view": "ns"},
 171                 {"source": "ping", "group": [], "target": "mgmt_vl", "view": "ns"},
 172             ], 'graph_parameters': [],
 173             'model': {
 174                 "layer": {
 175
 176                     "ns": {
 177                         "nodes": {
 178                             "vnf": {
 179                                 "addable": {
 180                                     "callback": "addNode"
 181                                 },
 182                                 "removable": {
 183                                     "callback": "removeNode"
 184                                 },
 185                                 "expands": "vnf"
 186                             },
 187                             "ns_vl": {
 188                                 "addable": {
 189                                     "callback": "addNode"
 190                                 },
 191                                 "removable": {
 192                                     "callback": "removeNode"
 193                                 }
 194                             },
 195
 196                         },
 197                         "allowed_edges": {
 198                             "ns_vl": {
 199                                 "destination": {
 200                                     "vnf": {
 201                                         "callback": "addLink",
 202                                         "direct_edge": False,
 203                                         "removable": {
 204                                             "callback": "removeLink"
 205                                         }
 206                                     }
 207                                 }
 208                             },
 209                             "vnf": {
 210                                 "destination": {
 211                                     "ns_vl": {
 212                                         "callback": "addLink",
 213                                         "direct_edge": False,
 214                                         "removable": {
 215                                             "callback": "removeLink"
 216                                         }
 217                                     },
 218
 219                                 }
 220                             }
 221
 222                         }
 223                     },
 224                     "vnf": {
 225                         "nodes": {
 226                             "vdu": {
 227                                 "addable": {
 228                                     "callback": "addNode"
 229                                 },
 230                                 "removable": {
 231                                     "callback": "removeNode"
 232                                 }
 233                             },
 234                             "cp": {
 235                                 "addable": {
 236                                     "callback": "addNode"
 237                                 },
 238                                 "removable": {
 239                                     "callback": "removeNode"
 240                                 }
 241                             },
 242
 243                         },
 244                         "allowed_edges": {
 245                             "vdu": {
 246                                 "destination": {
 247                                     "cp": {
 248                                         "callback": "addLink",
 249                                         "direct_edge": False,
 250                                         "removable": {
 251                                             "callback": "removeLink"
 252                                         }
 253                                     }
 254                                 }
 255                             },
 256                             "cp": {
 257                                 "destination": {
 258                                     "vdu": {
 259                                         "callback": "addLink",
 260                                         "direct_edge": False,
 261                                         "removable": {
 262                                             "callback": "removeLink"
 263                                         }
 264                                     }
 265                                 }
 266                             }
 267                         }
 268                     },
 269                     "name": "OSM",
 270                     "version": 1,
 271                     "nodes": {
 272                         "vnf": {
 273                             "label": "vnf"
 274                         },
 275                         "ns_vl": {
 276                             "label": "vl"
 277                         },
 278                         "cp": {
 279                             "label": "cp"
 280                         },
 281                         "vdu": {
 282                             "label": "vdu"
 283                         }
 284                     },
 285                     "description": "osm"
 286                 }
 287             }}
 288         return __response_handler(request, result)
 289     else:
 290         result = {'type': type, 'project_id': project_id, 'instance_id': instance_id}
 291         return __response_handler(request, result, 'instance_topology_view.html')
 292
 293
 294 @login_required
 295 def show(request, instance_id=None, type=None):
 296     # result = {}
 297     user = osmutils.get_user(request)
 298     project_id = user.project_id
 299     client = Client()
 300     if type == 'ns':
 301         result = client.ns_get(user.get_token(), instance_id)
 302     elif type == 'vnf':
 303         result = client.vnf_get(user.get_token(), instance_id)
 304     print result
 305     return __response_handler(request, result)
 306
 307
 308 @login_required
 309 def export_metric(request, instance_id=None, type=None):
 310     metric_data = request.POST.dict()
 311     user = osmutils.get_user(request)
 312     project_id = user.project_id
 313     client = Client()
 314     keys = ["collection_period",
 315             "vnf_member_index",
 316             "metric_name",
 317             "correlation_id",
 318             "vdu_name",
 319             "collection_unit"]
 320     metric_data = dict(filter(lambda i: i[0] in keys and len(i[1]) > 0, metric_data.items()))
 321
 322     result = client.ns_metric_export(user.get_token(), instance_id, metric_data)
 323
 324     if result['error']:
 325         print result
 326         return __response_handler(request, result['data'], url=None,
 327                                   status=result['data']['status'] if 'status' in result['data'] else 500)
 328     else:
 329         return __response_handler(request, {}, url=None, status=200)
 330
 331
 332 @login_required
 333 def create_alarm(request, instance_id=None, type=None):
 334     metric_data = request.POST.dict()
 335     print metric_data
 336     user = osmutils.get_user(request)
 337     project_id = user.project_id
 338     client = Client()
 339
 340     keys = ["threshold_value",
 341             "vnf_member_index",
 342             "metric_name",
 343             "vdu_name",
 344             "alarm_name",
 345             "correlation_id",
 346             "statistic",
 347             "operation",
 348             "severity"]
 349     metric_data = dict(filter(lambda i: i[0] in keys and len(i[1]) > 0, metric_data.items()))
 350
 351     result = client.ns_alarm_create(user.get_token(), instance_id, metric_data)
 352     if result['error']:
 353         print result
 354         return __response_handler(request, result['data'], url=None,
 355                                   status=result['data']['status'] if 'status' in result['data'] else 500)
 356     else:
 357         return __response_handler(request, {}, url=None, status=200)
 358
 359
 360 def __response_handler(request, data_res, url=None, to_redirect=None, *args, **kwargs):
 361     raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
 362     if 'application/json' in raw_content_types or url is None:
 363         return HttpResponse(json.dumps(data_res), content_type="application/json", *args, **kwargs)
 364     elif to_redirect:
 365         return redirect(url, *args, **kwargs)
 366     else:
 367         return render(request, url, data_res)