vimconn_openvim.py

   1 # -*- coding: utf-8 -*-
   2
   3 ##
   4 # Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
   5 # This file is part of openmano
   6 # All Rights Reserved.
   7 #
   8 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   9 # not use this file except in compliance with the License. You may obtain
  10 # a copy of the License at
  11 #
  12 #         http://www.apache.org/licenses/LICENSE-2.0
  13 #
  14 # Unless required by applicable law or agreed to in writing, software
  15 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  16 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  17 # License for the specific language governing permissions and limitations
  18 # under the License.
  19 #
  20 # For those usages not covered by the Apache License, Version 2.0 please
  21 # contact with: nfvlabs@tid.es
  22 ##
  23
  24 '''
  25 vimconnector implements all the methods to interact with openvim using the openvim API.
  26 '''
  27 __author__="Alfonso Tierno, Gerardo Garcia"
  28 __date__ ="$26-aug-2014 11:09:29$"
  29
  30 import vimconn
  31 import requests
  32 import json
  33 import yaml
  34 import logging
  35 from openmano_schemas import id_schema, name_schema, nameshort_schema, description_schema, \
  36                             vlan1000_schema, integer0_schema
  37 from jsonschema import validate as js_v, exceptions as js_e
  38 from urllib import quote
  39
  40 '''contain the openvim virtual machine status to openmano status'''
  41 vmStatus2manoFormat={'ACTIVE':'ACTIVE',
  42                      'PAUSED':'PAUSED',
  43                      'SUSPENDED': 'SUSPENDED',
  44                      'INACTIVE':'INACTIVE',
  45                      'CREATING':'BUILD',
  46                      'ERROR':'ERROR','DELETED':'DELETED'
  47                      }
  48 netStatus2manoFormat={'ACTIVE':'ACTIVE','INACTIVE':'INACTIVE','BUILD':'BUILD','ERROR':'ERROR','DELETED':'DELETED', 'DOWN':'DOWN'
  49                      }
  50
  51
  52 host_schema = {
  53     "type":"object",
  54     "properties":{
  55         "id": id_schema,
  56         "name": name_schema,
  57     },
  58     "required": ["id"]
  59 }
  60 image_schema = {
  61     "type":"object",
  62     "properties":{
  63         "id": id_schema,
  64         "name": name_schema,
  65     },
  66     "required": ["id","name"]
  67 }
  68 server_schema = {
  69     "type":"object",
  70     "properties":{
  71         "id":id_schema,
  72         "name": name_schema,
  73     },
  74     "required": ["id","name"]
  75 }
  76 new_host_response_schema = {
  77     "title":"host response information schema",
  78     "$schema": "http://json-schema.org/draft-04/schema#",
  79     "type":"object",
  80     "properties":{
  81         "host": host_schema
  82     },
  83     "required": ["host"],
  84     "additionalProperties": False
  85 }
  86
  87 get_images_response_schema = {
  88     "title":"openvim images response information schema",
  89     "$schema": "http://json-schema.org/draft-04/schema#",
  90     "type":"object",
  91     "properties":{
  92         "images":{
  93             "type":"array",
  94             "items": image_schema,
  95         }
  96     },
  97     "required": ["images"],
  98     "additionalProperties": False
  99 }
 100
 101 get_hosts_response_schema = {
 102     "title":"openvim hosts response information schema",
 103     "$schema": "http://json-schema.org/draft-04/schema#",
 104     "type":"object",
 105     "properties":{
 106         "hosts":{
 107             "type":"array",
 108             "items": host_schema,
 109         }
 110     },
 111     "required": ["hosts"],
 112     "additionalProperties": False
 113 }
 114
 115 get_host_detail_response_schema = new_host_response_schema # TODO: Content is not parsed yet
 116
 117 get_server_response_schema = {
 118     "title":"openvim server response information schema",
 119     "$schema": "http://json-schema.org/draft-04/schema#",
 120     "type":"object",
 121     "properties":{
 122         "servers":{
 123             "type":"array",
 124             "items": server_schema,
 125         }
 126     },
 127     "required": ["servers"],
 128     "additionalProperties": False
 129 }
 130
 131 new_tenant_response_schema = {
 132     "title":"tenant response information schema",
 133     "$schema": "http://json-schema.org/draft-04/schema#",
 134     "type":"object",
 135     "properties":{
 136         "tenant":{
 137             "type":"object",
 138             "properties":{
 139                 "id": id_schema,
 140                 "name": nameshort_schema,
 141                 "description":description_schema,
 142                 "enabled":{"type" : "boolean"}
 143             },
 144             "required": ["id"]
 145         }
 146     },
 147     "required": ["tenant"],
 148     "additionalProperties": False
 149 }
 150
 151 new_network_response_schema = {
 152     "title":"network response information schema",
 153     "$schema": "http://json-schema.org/draft-04/schema#",
 154     "type":"object",
 155     "properties":{
 156         "network":{
 157             "type":"object",
 158             "properties":{
 159                 "id":id_schema,
 160                 "name":name_schema,
 161                 "type":{"type":"string", "enum":["bridge_man","bridge_data","data", "ptp"]},
 162                 "shared":{"type":"boolean"},
 163                 "tenant_id":id_schema,
 164                 "admin_state_up":{"type":"boolean"},
 165                 "vlan":vlan1000_schema
 166             },
 167             "required": ["id"]
 168         }
 169     },
 170     "required": ["network"],
 171     "additionalProperties": False
 172 }
 173
 174
 175 # get_network_response_schema = {
 176 #     "title":"get network response information schema",
 177 #     "$schema": "http://json-schema.org/draft-04/schema#",
 178 #     "type":"object",
 179 #     "properties":{
 180 #         "network":{
 181 #             "type":"object",
 182 #             "properties":{
 183 #                 "id":id_schema,
 184 #                 "name":name_schema,
 185 #                 "type":{"type":"string", "enum":["bridge_man","bridge_data","data", "ptp"]},
 186 #                 "shared":{"type":"boolean"},
 187 #                 "tenant_id":id_schema,
 188 #                 "admin_state_up":{"type":"boolean"},
 189 #                 "vlan":vlan1000_schema
 190 #             },
 191 #             "required": ["id"]
 192 #         }
 193 #     },
 194 #     "required": ["network"],
 195 #     "additionalProperties": False
 196 # }
 197
 198
 199 new_port_response_schema = {
 200     "title":"port response information schema",
 201     "$schema": "http://json-schema.org/draft-04/schema#",
 202     "type":"object",
 203     "properties":{
 204         "port":{
 205             "type":"object",
 206             "properties":{
 207                 "id":id_schema,
 208             },
 209             "required": ["id"]
 210         }
 211     },
 212     "required": ["port"],
 213     "additionalProperties": False
 214 }
 215
 216 get_flavor_response_schema = {
 217     "title":"openvim flavors response information schema",
 218     "$schema": "http://json-schema.org/draft-04/schema#",
 219     "type":"object",
 220     "properties":{
 221         "flavor":{
 222             "type":"object",
 223             "properties":{
 224                 "id":   id_schema,
 225                 "name": name_schema,
 226                 "extended": {"type":"object"},
 227             },
 228             "required": ["id", "name"],
 229         }
 230     },
 231     "required": ["flavor"],
 232     "additionalProperties": False
 233 }
 234
 235 new_flavor_response_schema = {
 236     "title":"flavor response information schema",
 237     "$schema": "http://json-schema.org/draft-04/schema#",
 238     "type":"object",
 239     "properties":{
 240         "flavor":{
 241             "type":"object",
 242             "properties":{
 243                 "id":id_schema,
 244             },
 245             "required": ["id"]
 246         }
 247     },
 248     "required": ["flavor"],
 249     "additionalProperties": False
 250 }
 251
 252 get_image_response_schema = {
 253     "title":"openvim images response information schema",
 254     "$schema": "http://json-schema.org/draft-04/schema#",
 255     "type":"object",
 256     "properties":{
 257         "image":{
 258             "type":"object",
 259             "properties":{
 260                 "id":   id_schema,
 261                 "name": name_schema,
 262             },
 263             "required": ["id", "name"],
 264         }
 265     },
 266     "required": ["flavor"],
 267     "additionalProperties": False
 268 }
 269 new_image_response_schema = {
 270     "title":"image response information schema",
 271     "$schema": "http://json-schema.org/draft-04/schema#",
 272     "type":"object",
 273     "properties":{
 274         "image":{
 275             "type":"object",
 276             "properties":{
 277                 "id":id_schema,
 278             },
 279             "required": ["id"]
 280         }
 281     },
 282     "required": ["image"],
 283     "additionalProperties": False
 284 }
 285
 286 new_vminstance_response_schema = {
 287     "title":"server response information schema",
 288     "$schema": "http://json-schema.org/draft-04/schema#",
 289     "type":"object",
 290     "properties":{
 291         "server":{
 292             "type":"object",
 293             "properties":{
 294                 "id":id_schema,
 295             },
 296             "required": ["id"]
 297         }
 298     },
 299     "required": ["server"],
 300     "additionalProperties": False
 301 }
 302
 303 get_processor_rankings_response_schema = {
 304     "title":"processor rankings information schema",
 305     "$schema": "http://json-schema.org/draft-04/schema#",
 306     "type":"object",
 307     "properties":{
 308         "rankings":{
 309             "type":"array",
 310             "items":{
 311                 "type":"object",
 312                 "properties":{
 313                     "model": description_schema,
 314                     "value": integer0_schema
 315                 },
 316                 "additionalProperties": False,
 317                 "required": ["model","value"]
 318             }
 319         },
 320         "additionalProperties": False,
 321         "required": ["rankings"]
 322     }
 323 }
 324
 325 class vimconnector(vimconn.vimconnector):
 326     def __init__(self, uuid, name, tenant_id, tenant_name, url, url_admin=None, user=None, passwd=None,log_level="DEBUG",config={}):
 327         vimconn.vimconnector.__init__(self, uuid, name, tenant_id, tenant_name, url, url_admin, user, passwd, log_level, config)
 328         self.tenant = None
 329         self.headers_req = {'content-type': 'application/json'}
 330         self.logger = logging.getLogger('openmano.vim.openvim')
 331         if tenant_id:
 332             self.tenant = tenant_id
 333
 334     def __setitem__(self,index, value):
 335         '''Set individuals parameters
 336         Throw TypeError, KeyError
 337         '''
 338         if index=='tenant_id':
 339             self.tenant = value
 340         elif index=='tenant_name':
 341             self.tenant = None
 342         vimconn.vimconnector.__setitem__(self,index, value)
 343
 344     def _get_my_tenant(self):
 345         '''Obtain uuid of my tenant from name
 346         '''
 347         if self.tenant:
 348             return self.tenant
 349
 350         url = self.url+'/tenants?name='+ quote(self.tenant_name)
 351         self.logger.info("Getting VIM tenant_id GET %s", url)
 352         vim_response = requests.get(url, headers = self.headers_req)
 353         self._check_http_request_response(vim_response)
 354         try:
 355             tenant_list = vim_response.json()["tenants"]
 356             if len(tenant_list) == 0:
 357                 raise vimconn.vimconnNotFoundException("No tenant found for name '%s'" % str(self.tenant_name))
 358             elif len(tenant_list) > 1:
 359                 raise vimconn.vimconnConflictException ("More that one tenant found for name '%s'" % str(self.tenant_name))
 360             self.tenant = tenant_list[0]["id"]
 361             return self.tenant
 362         except Exception as e:
 363             raise vimconn.vimconnUnexpectedResponse("Get VIM tenant {} '{}'".format(type(e).__name__, str(e)))
 364
 365     def _format_jsonerror(self,http_response):
 366         #DEPRECATED, to delete in the future
 367         try:
 368             data = http_response.json()
 369             return data["error"]["description"]
 370         except:
 371             return http_response.text
 372
 373     def _format_in(self, http_response, schema):
 374         #DEPRECATED, to delete in the future
 375         try:
 376             client_data = http_response.json()
 377             js_v(client_data, schema)
 378             #print "Input data: ", str(client_data)
 379             return True, client_data
 380         except js_e.ValidationError as exc:
 381             print "validate_in error, jsonschema exception ", exc.message, "at", exc.path
 382             return False, ("validate_in error, jsonschema exception ", exc.message, "at", exc.path)
 383
 384     def _remove_extra_items(self, data, schema):
 385         deleted=[]
 386         if type(data) is tuple or type(data) is list:
 387             for d in data:
 388                 a= self._remove_extra_items(d, schema['items'])
 389                 if a is not None: deleted.append(a)
 390         elif type(data) is dict:
 391             for k in data.keys():
 392                 if 'properties' not in schema or k not in schema['properties'].keys():
 393                     del data[k]
 394                     deleted.append(k)
 395                 else:
 396                     a = self._remove_extra_items(data[k], schema['properties'][k])
 397                     if a is not None:  deleted.append({k:a})
 398         if len(deleted) == 0: return None
 399         elif len(deleted) == 1: return deleted[0]
 400         else: return deleted
 401
 402     def _format_request_exception(self, request_exception):
 403         '''Transform a request exception into a vimconn exception'''
 404         if isinstance(request_exception, js_e.ValidationError):
 405             raise vimconn.vimconnUnexpectedResponse("jsonschema exception '{}' at '{}'".format(request_exception.message, request_exception.path))
 406         elif isinstance(request_exception, requests.exceptions.HTTPError):
 407             raise vimconn.vimconnUnexpectedResponse(type(request_exception).__name__ + ": " + str(request_exception))
 408         else:
 409             raise vimconn.vimconnConnectionException(type(request_exception).__name__ + ": " + str(request_exception))
 410
 411     def _check_http_request_response(self, request_response):
 412         '''Raise a vimconn exception if the response is not Ok'''
 413         if request_response.status_code >= 200 and  request_response.status_code < 300:
 414             return
 415         if request_response.status_code == vimconn.HTTP_Unauthorized:
 416             raise vimconn.vimconnAuthException(request_response.text)
 417         elif request_response.status_code == vimconn.HTTP_Not_Found:
 418             raise vimconn.vimconnNotFoundException(request_response.text)
 419         elif request_response.status_code == vimconn.HTTP_Conflict:
 420             raise vimconn.vimconnConflictException(request_response.text)
 421         else:
 422             raise vimconn.vimconnUnexpectedResponse("VIM HTTP_response {}, {}".format(request_response.status_code, str(request_response.text)))
 423
 424     def new_tenant(self,tenant_name,tenant_description):
 425         '''Adds a new tenant to VIM with this name and description, returns the tenant identifier'''
 426         #print "VIMConnector: Adding a new tenant to VIM"
 427         payload_dict = {"tenant": {"name":tenant_name,"description": tenant_description, "enabled": True}}
 428         payload_req = json.dumps(payload_dict)
 429         try:
 430             url = self.url_admin+'/tenants'
 431             self.logger.info("Adding a new tenant %s", url)
 432             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 433             self._check_http_request_response(vim_response)
 434             self.logger.debug(vim_response.text)
 435             #print json.dumps(vim_response.json(), indent=4)
 436             response = vim_response.json()
 437             js_v(response, new_tenant_response_schema)
 438             #r = self._remove_extra_items(response, new_tenant_response_schema)
 439             #if r is not None:
 440             #    self.logger.warn("Warning: remove extra items %s", str(r))
 441             tenant_id = response['tenant']['id']
 442             return tenant_id
 443         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 444             self._format_request_exception(e)
 445
 446     def delete_tenant(self,tenant_id):
 447         '''Delete a tenant from VIM. Returns the old tenant identifier'''
 448         try:
 449             url = self.url_admin+'/tenants/'+tenant_id
 450             self.logger.info("Delete a tenant DELETE %s", url)
 451             vim_response = requests.delete(url, headers = self.headers_req)
 452             self._check_http_request_response(vim_response)
 453             self.logger.debug(vim_response.text)
 454             #print json.dumps(vim_response.json(), indent=4)
 455             return tenant_id
 456         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 457             self._format_request_exception(e)
 458
 459     def get_tenant_list(self, filter_dict={}):
 460         '''Obtain tenants of VIM
 461         filter_dict can contain the following keys:
 462             name: filter by tenant name
 463             id: filter by tenant uuid/id
 464             <other VIM specific>
 465         Returns the tenant list of dictionaries: [{'name':'<name>, 'id':'<id>, ...}, ...]
 466         '''
 467         filterquery=[]
 468         filterquery_text=''
 469         for k,v in filter_dict.iteritems():
 470             filterquery.append(str(k)+'='+str(v))
 471         if len(filterquery)>0:
 472             filterquery_text='?'+ '&'.join(filterquery)
 473         try:
 474             url = self.url+'/tenants'+filterquery_text
 475             self.logger.info("get_tenant_list GET %s", url)
 476             vim_response = requests.get(url, headers = self.headers_req)
 477             self._check_http_request_response(vim_response)
 478             self.logger.debug(vim_response.text)
 479             #print json.dumps(vim_response.json(), indent=4)
 480             return vim_response.json()["tenants"]
 481         except requests.exceptions.RequestException as e:
 482             self._format_request_exception(e)
 483
 484     def new_network(self,net_name, net_type, ip_profile=None, shared=False, vlan=None): #, **vim_specific):
 485         '''Adds a tenant network to VIM'''
 486         '''Returns the network identifier'''
 487         try:
 488             self._get_my_tenant()
 489             if net_type=="bridge":
 490                 net_type="bridge_data"
 491             payload_req = {"name": net_name, "type": net_type, "tenant_id": self.tenant, "shared": shared}
 492             if vlan:
 493                 payload_req["provider:vlan"] = vlan
 494             # payload_req.update(vim_specific)
 495             url = self.url+'/networks'
 496             self.logger.info("Adding a new network POST: %s  DATA: %s", url, str(payload_req))
 497             vim_response = requests.post(url, headers = self.headers_req, data=json.dumps({"network": payload_req}) )
 498             self._check_http_request_response(vim_response)
 499             self.logger.debug(vim_response.text)
 500             #print json.dumps(vim_response.json(), indent=4)
 501             response = vim_response.json()
 502             js_v(response, new_network_response_schema)
 503             #r = self._remove_extra_items(response, new_network_response_schema)
 504             #if r is not None:
 505             #    self.logger.warn("Warning: remove extra items %s", str(r))
 506             network_id = response['network']['id']
 507             return network_id
 508         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 509             self._format_request_exception(e)
 510
 511     def get_network_list(self, filter_dict={}):
 512         '''Obtain tenant networks of VIM
 513         Filter_dict can be:
 514             name: network name
 515             id: network uuid
 516             public: boolean
 517             tenant_id: tenant
 518             admin_state_up: boolean
 519             status: 'ACTIVE'
 520         Returns the network list of dictionaries
 521         '''
 522         try:
 523             if 'tenant_id' not in filter_dict:
 524                 filter_dict["tenant_id"] = self._get_my_tenant()
 525             elif not filter_dict["tenant_id"]:
 526                 del filter_dict["tenant_id"]
 527             filterquery=[]
 528             filterquery_text=''
 529             for k,v in filter_dict.iteritems():
 530                 filterquery.append(str(k)+'='+str(v))
 531             if len(filterquery)>0:
 532                 filterquery_text='?'+ '&'.join(filterquery)
 533             url = self.url+'/networks'+filterquery_text
 534             self.logger.info("Getting network list GET %s", url)
 535             vim_response = requests.get(url, headers = self.headers_req)
 536             self._check_http_request_response(vim_response)
 537             self.logger.debug(vim_response.text)
 538             #print json.dumps(vim_response.json(), indent=4)
 539             response = vim_response.json()
 540             return response['networks']
 541         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 542             self._format_request_exception(e)
 543
 544     def get_network(self, net_id):
 545         '''Obtain network details of network id'''
 546         try:
 547             url = self.url+'/networks/'+net_id
 548             self.logger.info("Getting network GET %s", url)
 549             vim_response = requests.get(url, headers = self.headers_req)
 550             self._check_http_request_response(vim_response)
 551             self.logger.debug(vim_response.text)
 552             #print json.dumps(vim_response.json(), indent=4)
 553             response = vim_response.json()
 554             return response['network']
 555         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 556             self._format_request_exception(e)
 557
 558     def delete_network(self, net_id):
 559         '''Deletes a tenant network from VIM'''
 560         '''Returns the network identifier'''
 561         try:
 562             self._get_my_tenant()
 563             url = self.url+'/networks/'+net_id
 564             self.logger.info("Deleting VIM network DELETE %s", url)
 565             vim_response = requests.delete(url, headers=self.headers_req)
 566             self._check_http_request_response(vim_response)
 567             #self.logger.debug(vim_response.text)
 568             #print json.dumps(vim_response.json(), indent=4)
 569             return net_id
 570         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 571             self._format_request_exception(e)
 572
 573     def get_flavor(self, flavor_id):
 574         '''Obtain flavor details from the  VIM'''
 575         try:
 576             self._get_my_tenant()
 577             url = self.url+'/'+self.tenant+'/flavors/'+flavor_id
 578             self.logger.info("Getting flavor GET %s", url)
 579             vim_response = requests.get(url, headers = self.headers_req)
 580             self._check_http_request_response(vim_response)
 581             self.logger.debug(vim_response.text)
 582             #print json.dumps(vim_response.json(), indent=4)
 583             response = vim_response.json()
 584             js_v(response, get_flavor_response_schema)
 585             r = self._remove_extra_items(response, get_flavor_response_schema)
 586             if r is not None:
 587                 self.logger.warn("Warning: remove extra items %s", str(r))
 588             return response['flavor']
 589         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 590             self._format_request_exception(e)
 591
 592     def new_flavor(self, flavor_data):
 593         '''Adds a tenant flavor to VIM'''
 594         '''Returns the flavor identifier'''
 595         try:
 596             new_flavor_dict = flavor_data.copy()
 597             new_flavor_dict["name"] = flavor_data["name"][:64]
 598             self._get_my_tenant()
 599             payload_req = json.dumps({'flavor': new_flavor_dict})
 600             url = self.url+'/'+self.tenant+'/flavors'
 601             self.logger.info("Adding a new VIM flavor POST %s", url)
 602             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 603             self._check_http_request_response(vim_response)
 604             self.logger.debug(vim_response.text)
 605             #print json.dumps(vim_response.json(), indent=4)
 606             response = vim_response.json()
 607             js_v(response, new_flavor_response_schema)
 608             r = self._remove_extra_items(response, new_flavor_response_schema)
 609             if r is not None:
 610                 self.logger.warn("Warning: remove extra items %s", str(r))
 611             flavor_id = response['flavor']['id']
 612             return flavor_id
 613         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 614             self._format_request_exception(e)
 615
 616     def delete_flavor(self,flavor_id):
 617         '''Deletes a tenant flavor from VIM'''
 618         '''Returns the old flavor_id'''
 619         try:
 620             self._get_my_tenant()
 621             url = self.url+'/'+self.tenant+'/flavors/'+flavor_id
 622             self.logger.info("Deleting VIM flavor DELETE %s", url)
 623             vim_response = requests.delete(url, headers=self.headers_req)
 624             self._check_http_request_response(vim_response)
 625             #self.logger.debug(vim_response.text)
 626             #print json.dumps(vim_response.json(), indent=4)
 627             return flavor_id
 628         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 629             self._format_request_exception(e)
 630
 631     def get_image(self, image_id):
 632         '''Obtain image details from the  VIM'''
 633         try:
 634             self._get_my_tenant()
 635             url = self.url+'/'+self.tenant+'/images/'+image_id
 636             self.logger.info("Getting image GET %s", url)
 637             vim_response = requests.get(url, headers = self.headers_req)
 638             self._check_http_request_response(vim_response)
 639             self.logger.debug(vim_response.text)
 640             #print json.dumps(vim_response.json(), indent=4)
 641             response = vim_response.json()
 642             js_v(response, get_image_response_schema)
 643             r = self._remove_extra_items(response, get_image_response_schema)
 644             if r is not None:
 645                 self.logger.warn("Warning: remove extra items %s", str(r))
 646             return response['image']
 647         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 648             self._format_request_exception(e)
 649
 650     def new_image(self,image_dict):
 651         ''' Adds a tenant image to VIM, returns image_id'''
 652         try:
 653             self._get_my_tenant()
 654             new_image_dict={'name': image_dict['name'][:64]}
 655             if image_dict.get('description'):
 656                 new_image_dict['description'] = image_dict['description']
 657             if image_dict.get('metadata'):
 658                 new_image_dict['metadata'] = yaml.load(image_dict['metadata'])
 659             if image_dict.get('location'):
 660                 new_image_dict['path'] = image_dict['location']
 661             payload_req = json.dumps({"image":new_image_dict})
 662             url=self.url + '/' + self.tenant + '/images'
 663             self.logger.info("Adding a new VIM image POST %s", url)
 664             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 665             self._check_http_request_response(vim_response)
 666             self.logger.debug(vim_response.text)
 667             #print json.dumps(vim_response.json(), indent=4)
 668             response = vim_response.json()
 669             js_v(response, new_image_response_schema)
 670             r = self._remove_extra_items(response, new_image_response_schema)
 671             if r is not None:
 672                 self.logger.warn("Warning: remove extra items %s", str(r))
 673             image_id = response['image']['id']
 674             return image_id
 675         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 676             self._format_request_exception(e)
 677
 678     def delete_image(self, image_id):
 679         '''Deletes a tenant image from VIM'''
 680         '''Returns the deleted image_id'''
 681         try:
 682             self._get_my_tenant()
 683             url = self.url + '/'+ self.tenant +'/images/'+image_id
 684             self.logger.info("Deleting VIM image DELETE %s", url)
 685             vim_response = requests.delete(url, headers=self.headers_req)
 686             self._check_http_request_response(vim_response)
 687             #self.logger.debug(vim_response.text)
 688             #print json.dumps(vim_response.json(), indent=4)
 689             return image_id
 690         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 691             self._format_request_exception(e)
 692
 693
 694     def get_image_id_from_path(self, path):
 695         '''Get the image id from image path in the VIM database. Returns the image_id'''
 696         try:
 697             self._get_my_tenant()
 698             url=self.url + '/' + self.tenant + '/images?path='+quote(path)
 699             self.logger.info("Getting images GET %s", url)
 700             vim_response = requests.get(url)
 701             self._check_http_request_response(vim_response)
 702             self.logger.debug(vim_response.text)
 703             #print json.dumps(vim_response.json(), indent=4)
 704             response = vim_response.json()
 705             js_v(response, get_images_response_schema)
 706             #r = self._remove_extra_items(response, get_images_response_schema)
 707             #if r is not None:
 708             #    self.logger.warn("Warning: remove extra items %s", str(r))
 709             if len(response['images'])==0:
 710                 raise vimconn.vimconnNotFoundException("Image not found at VIM with path '%s'", path)
 711             elif len(response['images'])>1:
 712                 raise vimconn.vimconnConflictException("More than one image found at VIM with path '%s'", path)
 713             return response['images'][0]['id']
 714         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 715             self._format_request_exception(e)
 716
 717     def get_image_list(self, filter_dict={}):
 718         '''Obtain tenant images from VIM
 719         Filter_dict can be:
 720             name: image name
 721             id: image uuid
 722             checksum: image checksum
 723             location: image path
 724         Returns the image list of dictionaries:
 725             [{<the fields at Filter_dict plus some VIM specific>}, ...]
 726             List can be empty
 727         '''
 728         try:
 729             self._get_my_tenant()
 730             filterquery=[]
 731             filterquery_text=''
 732             for k,v in filter_dict.iteritems():
 733                 filterquery.append(str(k)+'='+str(v))
 734             if len(filterquery)>0:
 735                 filterquery_text='?'+ '&'.join(filterquery)
 736             url = self.url+'/'+self.tenant+'/images'+filterquery_text
 737             self.logger.info("Getting image list GET %s", url)
 738             vim_response = requests.get(url, headers = self.headers_req)
 739             self._check_http_request_response(vim_response)
 740             self.logger.debug(vim_response.text)
 741             #print json.dumps(vim_response.json(), indent=4)
 742             response = vim_response.json()
 743             return response['images']
 744         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 745             self._format_request_exception(e)
 746
 747     def new_vminstancefromJSON(self, vm_data):
 748         '''Adds a VM instance to VIM'''
 749         '''Returns the instance identifier'''
 750         try:
 751             self._get_my_tenant()
 752         except Exception as e:
 753             return -vimconn.HTTP_Not_Found, str(e)
 754         print "VIMConnector: Adding a new VM instance from JSON to VIM"
 755         payload_req = vm_data
 756         try:
 757             vim_response = requests.post(self.url+'/'+self.tenant+'/servers', headers = self.headers_req, data=payload_req)
 758         except requests.exceptions.RequestException as e:
 759             print "new_vminstancefromJSON Exception: ", e.args
 760             return -vimconn.HTTP_Not_Found, str(e.args[0])
 761         print vim_response
 762         #print vim_response.status_code
 763         if vim_response.status_code == 200:
 764             #print vim_response.json()
 765             #print json.dumps(vim_response.json(), indent=4)
 766             res,http_content = self._format_in(vim_response, new_image_response_schema)
 767             #print http_content
 768             if res:
 769                 r = self._remove_extra_items(http_content, new_image_response_schema)
 770                 if r is not None: print "Warning: remove extra items ", r
 771                 #print http_content
 772                 vminstance_id = http_content['server']['id']
 773                 print "Tenant image id: ",vminstance_id
 774                 return vim_response.status_code,vminstance_id
 775             else: return -vimconn.HTTP_Bad_Request,http_content
 776         else:
 777             #print vim_response.text
 778             jsonerror = self._format_jsonerror(vim_response)
 779             text = 'Error in VIM "%s": not possible to add new vm instance. HTTP Response: %d. Error: %s' % (self.url, vim_response.status_code, jsonerror)
 780             #print text
 781             return -vim_response.status_code,text
 782
 783     def new_vminstance(self,name,description,start,image_id,flavor_id,net_list, cloud_config=None, disk_list=None):
 784         '''Adds a VM instance to VIM
 785         Params:
 786             start: indicates if VM must start or boot in pause mode. Ignored
 787             image_id,flavor_id: image and flavor uuid
 788             net_list: list of interfaces, each one is a dictionary with:
 789                 name:
 790                 net_id: network uuid to connect
 791                 vpci: virtual vcpi to assign
 792                 model: interface model, virtio, e2000, ...
 793                 mac_address:
 794                 use: 'data', 'bridge',  'mgmt'
 795                 type: 'virtual', 'PF', 'VF', 'VFnotShared'
 796                 vim_id: filled/added by this function
 797                 #TODO ip, security groups
 798         Returns the instance identifier
 799         '''
 800         self.logger.debug("new_vminstance input: image='%s' flavor='%s' nics='%s'", image_id, flavor_id, str(net_list))
 801         try:
 802             self._get_my_tenant()
 803 #            net_list = []
 804 #            for k,v in net_dict.items():
 805 #                print k,v
 806 #                net_list.append('{"name":"' + k + '", "uuid":"' + v + '"}')
 807 #            net_list_string = ', '.join(net_list)
 808             virtio_net_list=[]
 809             for net in net_list:
 810                 if not net.get("net_id"):
 811                     continue
 812                 net_dict={'uuid': net["net_id"]}
 813                 if net.get("type"):        net_dict["type"] = net["type"]
 814                 if net.get("name"):        net_dict["name"] = net["name"]
 815                 if net.get("vpci"):        net_dict["vpci"] = net["vpci"]
 816                 if net.get("model"):       net_dict["model"] = net["model"]
 817                 if net.get("mac_address"): net_dict["mac_address"] = net["mac_address"]
 818                 virtio_net_list.append(net_dict)
 819             payload_dict={  "name":        name[:64],
 820                             "description": description,
 821                             "imageRef":    image_id,
 822                             "flavorRef":   flavor_id,
 823                             "networks": virtio_net_list
 824                         }
 825             if start != None:
 826                 payload_dict["start"] = start
 827             payload_req = json.dumps({"server": payload_dict})
 828             url = self.url+'/'+self.tenant+'/servers'
 829             self.logger.info("Adding a new vm POST %s DATA %s", url, payload_req)
 830             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 831             self._check_http_request_response(vim_response)
 832             self.logger.debug(vim_response.text)
 833             #print json.dumps(vim_response.json(), indent=4)
 834             response = vim_response.json()
 835             js_v(response, new_vminstance_response_schema)
 836             #r = self._remove_extra_items(response, new_vminstance_response_schema)
 837             #if r is not None:
 838             #    self.logger.warn("Warning: remove extra items %s", str(r))
 839             vminstance_id = response['server']['id']
 840
 841             #connect data plane interfaces to network
 842             for net in net_list:
 843                 if net["type"]=="virtual":
 844                     if not net.get("net_id"):
 845                         continue
 846                     for iface in response['server']['networks']:
 847                         if "name" in net:
 848                             if net["name"]==iface["name"]:
 849                                 net["vim_id"] = iface['iface_id']
 850                                 break
 851                         elif "net_id" in net:
 852                             if net["net_id"]==iface["net_id"]:
 853                                 net["vim_id"] = iface['iface_id']
 854                                 break
 855                 else: #dataplane
 856                     for numa in response['server'].get('extended',{}).get('numas',() ):
 857                         for iface in numa.get('interfaces',() ):
 858                             if net['name'] == iface['name']:
 859                                 net['vim_id'] = iface['iface_id']
 860                                 #Code bellow is not needed, current openvim connect dataplane interfaces
 861                                 #if net.get("net_id"):
 862                                 ##connect dataplane interface
 863                                 #    result, port_id = self.connect_port_network(iface['iface_id'], net["net_id"])
 864                                 #    if result < 0:
 865                                 #        error_text = "Error attaching port %s to network %s: %s." % (iface['iface_id'], net["net_id"], port_id)
 866                                 #        print "new_vminstance: " + error_text
 867                                 #        self.delete_vminstance(vminstance_id)
 868                                 #        return result, error_text
 869                                 break
 870
 871             return vminstance_id
 872         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 873             self._format_request_exception(e)
 874
 875     def get_vminstance(self, vm_id):
 876         '''Returns the VM instance information from VIM'''
 877         try:
 878             self._get_my_tenant()
 879             url = self.url+'/'+self.tenant+'/servers/'+vm_id
 880             self.logger.info("Getting vm GET %s", url)
 881             vim_response = requests.get(url, headers = self.headers_req)
 882             vim_response = requests.get(url, headers = self.headers_req)
 883             self._check_http_request_response(vim_response)
 884             self.logger.debug(vim_response.text)
 885             #print json.dumps(vim_response.json(), indent=4)
 886             response = vim_response.json()
 887             js_v(response, new_vminstance_response_schema)
 888             #r = self._remove_extra_items(response, new_vminstance_response_schema)
 889             #if r is not None:
 890             #    self.logger.warn("Warning: remove extra items %s", str(r))
 891             return response['server']
 892         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 893             self._format_request_exception(e)
 894
 895     def delete_vminstance(self, vm_id):
 896         '''Removes a VM instance from VIM, returns the deleted vm_id'''
 897         try:
 898             self._get_my_tenant()
 899             url = self.url+'/'+self.tenant+'/servers/'+vm_id
 900             self.logger.info("Deleting VIM vm DELETE %s", url)
 901             vim_response = requests.delete(url, headers=self.headers_req)
 902             self._check_http_request_response(vim_response)
 903             #self.logger.debug(vim_response.text)
 904             #print json.dumps(vim_response.json(), indent=4)
 905             return vm_id
 906         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 907             self._format_request_exception(e)
 908
 909     def refresh_vms_status(self, vm_list):
 910         '''Refreshes the status of the virtual machines'''
 911         try:
 912             self._get_my_tenant()
 913         except requests.exceptions.RequestException as e:
 914             self._format_request_exception(e)
 915         vm_dict={}
 916         for vm_id in vm_list:
 917             vm={}
 918             #print "VIMConnector refresh_tenant_vms and nets: Getting tenant VM instance information from VIM"
 919             try:
 920                 url = self.url+'/'+self.tenant+'/servers/'+ vm_id
 921                 self.logger.info("Getting vm GET %s", url)
 922                 vim_response = requests.get(url, headers = self.headers_req)
 923                 self._check_http_request_response(vim_response)
 924                 response = vim_response.json()
 925                 js_v(response, new_vminstance_response_schema)
 926                 if response['server']['status'] in vmStatus2manoFormat:
 927                     vm['status'] = vmStatus2manoFormat[ response['server']['status']  ]
 928                 else:
 929                     vm['status'] = "OTHER"
 930                     vm['error_msg'] = "VIM status reported " + response['server']['status']
 931                 if response['server'].get('last_error'):
 932                     vm['error_msg'] = response['server']['last_error']
 933                 vm["vim_info"] = yaml.safe_dump(response['server'])
 934                 #get interfaces info
 935                 try:
 936                     management_ip = False
 937                     url2 = self.url+'/ports?device_id='+ quote(vm_id)
 938                     self.logger.info("Getting PORTS GET %s", url2)
 939                     vim_response2 = requests.get(url2, headers = self.headers_req)
 940                     self._check_http_request_response(vim_response2)
 941                     client_data = vim_response2.json()
 942                     if isinstance(client_data.get("ports"), list):
 943                         vm["interfaces"]=[]
 944                     for port in client_data.get("ports"):
 945                         interface={}
 946                         interface['vim_info']  = yaml.safe_dump(port)
 947                         interface["mac_address"] = port.get("mac_address")
 948                         interface["vim_net_id"] = port.get("network_id")
 949                         interface["vim_interface_id"] = port["id"]
 950                         interface["ip_address"] = port.get("ip_address")
 951                         if interface["ip_address"]:
 952                             management_ip = True
 953                         if interface["ip_address"] == "0.0.0.0":
 954                             interface["ip_address"] = None
 955                         vm["interfaces"].append(interface)
 956
 957                 except Exception as e:
 958                     self.logger.error("refresh_vms_and_nets. Port get %s: %s", type(e).__name__, str(e))
 959
 960                 if vm['status'] == "ACTIVE" and not management_ip:
 961                     vm['status'] = "ACTIVE:NoMgmtIP"
 962
 963             except vimconn.vimconnNotFoundException as e:
 964                 self.logger.error("Exception getting vm status: %s", str(e))
 965                 vm['status'] = "DELETED"
 966                 vm['error_msg'] = str(e)
 967             except (requests.exceptions.RequestException, js_e.ValidationError, vimconn.vimconnException) as e:
 968                 self.logger.error("Exception getting vm status: %s", str(e))
 969                 vm['status'] = "VIM_ERROR"
 970                 vm['error_msg'] = str(e)
 971             vm_dict[vm_id] = vm
 972         return vm_dict
 973
 974     def refresh_nets_status(self, net_list):
 975         '''Get the status of the networks
 976            Params: the list of network identifiers
 977            Returns a dictionary with:
 978                 net_id:         #VIM id of this network
 979                     status:     #Mandatory. Text with one of:
 980                                 #  DELETED (not found at vim)
 981                                 #  VIM_ERROR (Cannot connect to VIM, VIM response error, ...)
 982                                 #  OTHER (Vim reported other status not understood)
 983                                 #  ERROR (VIM indicates an ERROR status)
 984                                 #  ACTIVE, INACTIVE, DOWN (admin down),
 985                                 #  BUILD (on building process)
 986                                 #
 987                     error_msg:  #Text with VIM error message, if any. Or the VIM connection ERROR
 988                     vim_info:   #Text with plain information obtained from vim (yaml.safe_dump)
 989
 990         '''
 991         try:
 992             self._get_my_tenant()
 993         except requests.exceptions.RequestException as e:
 994             self._format_request_exception(e)
 995
 996         net_dict={}
 997         for net_id in net_list:
 998             net = {}
 999             #print "VIMConnector refresh_tenant_vms_and_nets: Getting tenant network from VIM (tenant: " + str(self.tenant) + "): "
1000             try:
1001                 net_vim = self.get_network(net_id)
1002                 if net_vim['status'] in netStatus2manoFormat:
1003                     net["status"] = netStatus2manoFormat[ net_vim['status'] ]
1004                 else:
1005                     net["status"] = "OTHER"
1006                     net["error_msg"] = "VIM status reported " + net_vim['status']
1007
1008                 if net["status"] == "ACTIVE" and not net_vim['admin_state_up']:
1009                     net["status"] = "DOWN"
1010                 if net_vim.get('last_error'):
1011                     net['error_msg'] = net_vim['last_error']
1012                 net["vim_info"] = yaml.safe_dump(net_vim)
1013             except vimconn.vimconnNotFoundException as e:
1014                 self.logger.error("Exception getting net status: %s", str(e))
1015                 net['status'] = "DELETED"
1016                 net['error_msg'] = str(e)
1017             except (requests.exceptions.RequestException, js_e.ValidationError, vimconn.vimconnException) as e:
1018                 self.logger.error("Exception getting net status: %s", str(e))
1019                 net['status'] = "VIM_ERROR"
1020                 net['error_msg'] = str(e)
1021             net_dict[net_id] = net
1022         return net_dict
1023
1024     def action_vminstance(self, vm_id, action_dict):
1025         '''Send and action over a VM instance from VIM'''
1026         '''Returns the status'''
1027         try:
1028             self._get_my_tenant()
1029             if "console" in action_dict:
1030                 raise vimconn.vimconnException("getting console is not available at openvim", http_code=vimconn.HTTP_Service_Unavailable)
1031             url = self.url+'/'+self.tenant+'/servers/'+vm_id+"/action"
1032             self.logger.info("Action over VM instance POST %s", url)
1033             vim_response = requests.post(url, headers = self.headers_req, data=json.dumps(action_dict) )
1034             self._check_http_request_response(vim_response)
1035             return vm_id
1036         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
1037             self._format_request_exception(e)
1038
1039 #NOT USED METHODS in current version
1040
1041     def host_vim2gui(self, host, server_dict):
1042         '''Transform host dictionary from VIM format to GUI format,
1043         and append to the server_dict
1044         '''
1045         if type(server_dict) is not dict:
1046             print 'vimconnector.host_vim2gui() ERROR, param server_dict must be a dictionary'
1047             return
1048         RAD={}
1049         occupation={}
1050         for numa in host['host']['numas']:
1051             RAD_item={}
1052             occupation_item={}
1053             #memory
1054             RAD_item['memory']={'size': str(numa['memory'])+'GB', 'eligible': str(numa['hugepages'])+'GB'}
1055             occupation_item['memory']= str(numa['hugepages_consumed'])+'GB'
1056             #cpus
1057             RAD_item['cpus']={}
1058             RAD_item['cpus']['cores'] = []
1059             RAD_item['cpus']['eligible_cores'] = []
1060             occupation_item['cores']=[]
1061             for _ in range(0, len(numa['cores']) / 2):
1062                 RAD_item['cpus']['cores'].append( [] )
1063             for core in numa['cores']:
1064                 RAD_item['cpus']['cores'][core['core_id']].append(core['thread_id'])
1065                 if not 'status' in core: RAD_item['cpus']['eligible_cores'].append(core['thread_id'])
1066                 if 'instance_id' in core: occupation_item['cores'].append(core['thread_id'])
1067             #ports
1068             RAD_item['ports']={}
1069             occupation_item['ports']={}
1070             for iface in numa['interfaces']:
1071                 RAD_item['ports'][ iface['pci'] ] = 'speed:'+str(iface['Mbps'])+'M'
1072                 occupation_item['ports'][ iface['pci'] ] = { 'occupied': str(100*iface['Mbps_consumed'] / iface['Mbps']) + "%" }
1073
1074             RAD[ numa['numa_socket'] ] = RAD_item
1075             occupation[ numa['numa_socket'] ] = occupation_item
1076         server_dict[ host['host']['name'] ] = {'RAD':RAD, 'occupation':occupation}
1077
1078     def get_hosts_info(self):
1079         '''Get the information of deployed hosts
1080         Returns the hosts content'''
1081     #obtain hosts list
1082         url=self.url+'/hosts'
1083         try:
1084             vim_response = requests.get(url)
1085         except requests.exceptions.RequestException as e:
1086             print "get_hosts_info Exception: ", e.args
1087             return -vimconn.HTTP_Not_Found, str(e.args[0])
1088         print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1089         #print vim_response.status_code
1090         #print json.dumps(vim_response.json(), indent=4)
1091         if vim_response.status_code != 200:
1092             #TODO: get error
1093             print 'vimconnector.get_hosts_info error getting host list %d %s' %(vim_response.status_code, vim_response.json())
1094             return -vim_response.status_code, "Error getting host list"
1095
1096         res,hosts = self._format_in(vim_response, get_hosts_response_schema)
1097
1098         if res==False:
1099             print "vimconnector.get_hosts_info error parsing GET HOSTS vim response", hosts
1100             return vimconn.HTTP_Internal_Server_Error, hosts
1101     #obtain hosts details
1102         hosts_dict={}
1103         for host in hosts['hosts']:
1104             url=self.url+'/hosts/'+host['id']
1105             try:
1106                 vim_response = requests.get(url)
1107             except requests.exceptions.RequestException as e:
1108                 print "get_hosts_info Exception: ", e.args
1109                 return -vimconn.HTTP_Not_Found, str(e.args[0])
1110             print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1111             if vim_response.status_code != 200:
1112                 print 'vimconnector.get_hosts_info error getting detailed host %d %s' %(vim_response.status_code, vim_response.json())
1113                 continue
1114             res,host_detail = self._format_in(vim_response, get_host_detail_response_schema)
1115             if res==False:
1116                 print "vimconnector.get_hosts_info error parsing GET HOSTS/%s vim response" % host['id'], host_detail
1117                 continue
1118             #print 'host id '+host['id'], json.dumps(host_detail, indent=4)
1119             self.host_vim2gui(host_detail, hosts_dict)
1120         return 200, hosts_dict
1121
1122     def get_hosts(self, vim_tenant):
1123         '''Get the hosts and deployed instances
1124         Returns the hosts content'''
1125     #obtain hosts list
1126         url=self.url+'/hosts'
1127         try:
1128             vim_response = requests.get(url)
1129         except requests.exceptions.RequestException as e:
1130             print "get_hosts Exception: ", e.args
1131             return -vimconn.HTTP_Not_Found, str(e.args[0])
1132         print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1133         #print vim_response.status_code
1134         #print json.dumps(vim_response.json(), indent=4)
1135         if vim_response.status_code != 200:
1136             #TODO: get error
1137             print 'vimconnector.get_hosts error getting host list %d %s' %(vim_response.status_code, vim_response.json())
1138             return -vim_response.status_code, "Error getting host list"
1139
1140         res,hosts = self._format_in(vim_response, get_hosts_response_schema)
1141
1142         if res==False:
1143             print "vimconnector.get_host error parsing GET HOSTS vim response", hosts
1144             return vimconn.HTTP_Internal_Server_Error, hosts
1145     #obtain instances from hosts
1146         for host in hosts['hosts']:
1147             url=self.url+'/' + vim_tenant + '/servers?hostId='+host['id']
1148             try:
1149                 vim_response = requests.get(url)
1150             except requests.exceptions.RequestException as e:
1151                 print "get_hosts Exception: ", e.args
1152                 return -vimconn.HTTP_Not_Found, str(e.args[0])
1153             print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1154             if vim_response.status_code != 200:
1155                 print 'vimconnector.get_hosts error getting instances at host %d %s' %(vim_response.status_code, vim_response.json())
1156                 continue
1157             res,servers = self._format_in(vim_response, get_server_response_schema)
1158             if res==False:
1159                 print "vimconnector.get_host error parsing GET SERVERS/%s vim response" % host['id'], servers
1160                 continue
1161             #print 'host id '+host['id'], json.dumps(host_detail, indent=4)
1162             host['instances'] = servers['servers']
1163         return 200, hosts['hosts']
1164
1165     def get_processor_rankings(self):
1166         '''Get the processor rankings in the VIM database'''
1167         url=self.url+'/processor_ranking'
1168         try:
1169             vim_response = requests.get(url)
1170         except requests.exceptions.RequestException as e:
1171             print "get_processor_rankings Exception: ", e.args
1172             return -vimconn.HTTP_Not_Found, str(e.args[0])
1173         print "vim get", url, "response:", vim_response.status_code, vim_response.json()
1174         #print vim_response.status_code
1175         #print json.dumps(vim_response.json(), indent=4)
1176         if vim_response.status_code != 200:
1177             #TODO: get error
1178             print 'vimconnector.get_processor_rankings error getting processor rankings %d %s' %(vim_response.status_code, vim_response.json())
1179             return -vim_response.status_code, "Error getting processor rankings"
1180
1181         res,rankings = self._format_in(vim_response, get_processor_rankings_response_schema)
1182         return res, rankings['rankings']
1183
1184     def new_host(self, host_data):
1185         '''Adds a new host to VIM'''
1186         '''Returns status code of the VIM response'''
1187         payload_req = host_data
1188         try:
1189             url = self.url_admin+'/hosts'
1190             self.logger.info("Adding a new host POST %s", url)
1191             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
1192             self._check_http_request_response(vim_response)
1193             self.logger.debug(vim_response.text)
1194             #print json.dumps(vim_response.json(), indent=4)
1195             response = vim_response.json()
1196             js_v(response, new_host_response_schema)
1197             r = self._remove_extra_items(response, new_host_response_schema)
1198             if r is not None:
1199                 self.logger.warn("Warning: remove extra items %s", str(r))
1200             host_id = response['host']['id']
1201             return host_id
1202         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
1203             self._format_request_exception(e)
1204
1205     def new_external_port(self, port_data):
1206         '''Adds a external port to VIM'''
1207         '''Returns the port identifier'''
1208         #TODO change to logging exception code policies
1209         print "VIMConnector: Adding a new external port"
1210         payload_req = port_data
1211         try:
1212             vim_response = requests.post(self.url_admin+'/ports', headers = self.headers_req, data=payload_req)
1213         except requests.exceptions.RequestException as e:
1214             self.logger.error("new_external_port Exception: ", str(e))
1215             return -vimconn.HTTP_Not_Found, str(e.args[0])
1216         print vim_response
1217         #print vim_response.status_code
1218         if vim_response.status_code == 200:
1219         #print vim_response.json()
1220         #print json.dumps(vim_response.json(), indent=4)
1221             res, http_content = self._format_in(vim_response, new_port_response_schema)
1222         #print http_content
1223             if res:
1224                 r = self._remove_extra_items(http_content, new_port_response_schema)
1225                 if r is not None: print "Warning: remove extra items ", r
1226                 #print http_content
1227                 port_id = http_content['port']['id']
1228                 print "Port id: ",port_id
1229                 return vim_response.status_code,port_id
1230             else: return -vimconn.HTTP_Bad_Request,http_content
1231         else:
1232             #print vim_response.text
1233             jsonerror = self._format_jsonerror(vim_response)
1234             text = 'Error in VIM "%s": not possible to add new external port. HTTP Response: %d. Error: %s' % (self.url_admin, vim_response.status_code, jsonerror)
1235             #print text
1236             return -vim_response.status_code,text
1237
1238     def new_external_network(self,net_name,net_type):
1239         '''Adds a external network to VIM (shared)'''
1240         '''Returns the network identifier'''
1241         #TODO change to logging exception code policies
1242         print "VIMConnector: Adding external shared network to VIM (type " + net_type + "): "+ net_name
1243
1244         payload_req = '{"network":{"name": "' + net_name + '","shared":true,"type": "' + net_type + '"}}'
1245         try:
1246             vim_response = requests.post(self.url+'/networks', headers = self.headers_req, data=payload_req)
1247         except requests.exceptions.RequestException as e:
1248             self.logger.error( "new_external_network Exception: ", e.args)
1249             return -vimconn.HTTP_Not_Found, str(e.args[0])
1250         print vim_response
1251         #print vim_response.status_code
1252         if vim_response.status_code == 200:
1253             #print vim_response.json()
1254             #print json.dumps(vim_response.json(), indent=4)
1255             res,http_content = self._format_in(vim_response, new_network_response_schema)
1256             #print http_content
1257             if res:
1258                 r = self._remove_extra_items(http_content, new_network_response_schema)
1259                 if r is not None: print "Warning: remove extra items ", r
1260                 #print http_content
1261                 network_id = http_content['network']['id']
1262                 print "Network id: ",network_id
1263                 return vim_response.status_code,network_id
1264             else: return -vimconn.HTTP_Bad_Request,http_content
1265         else:
1266             #print vim_response.text
1267             jsonerror = self._format_jsonerror(vim_response)
1268             text = 'Error in VIM "%s": not possible to add new external network. HTTP Response: %d. Error: %s' % (self.url, vim_response.status_code, jsonerror)
1269             #print text
1270             return -vim_response.status_code,text
1271
1272     def connect_port_network(self, port_id, network_id, admin=False):
1273         '''Connects a external port to a network'''
1274         '''Returns status code of the VIM response'''
1275         #TODO change to logging exception code policies
1276         print "VIMConnector: Connecting external port to network"
1277
1278         payload_req = '{"port":{"network_id":"' + network_id + '"}}'
1279         if admin:
1280             if self.url_admin==None:
1281                 return -vimconn.HTTP_Unauthorized, "datacenter cannot contain  admin URL"
1282             url= self.url_admin
1283         else:
1284             url= self.url
1285         try:
1286             vim_response = requests.put(url +'/ports/'+port_id, headers = self.headers_req, data=payload_req)
1287         except requests.exceptions.RequestException as e:
1288             print "connect_port_network Exception: ", e.args
1289             return -vimconn.HTTP_Not_Found, str(e.args[0])
1290         print vim_response
1291         #print vim_response.status_code
1292         if vim_response.status_code == 200:
1293             #print vim_response.json()
1294             #print json.dumps(vim_response.json(), indent=4)
1295             res,http_content = self._format_in(vim_response, new_port_response_schema)
1296             #print http_content
1297             if res:
1298                 r = self._remove_extra_items(http_content, new_port_response_schema)
1299                 if r is not None: print "Warning: remove extra items ", r
1300                 #print http_content
1301                 port_id = http_content['port']['id']
1302                 print "Port id: ",port_id
1303                 return vim_response.status_code,port_id
1304             else: return -vimconn.HTTP_Bad_Request,http_content
1305         else:
1306             print vim_response.text
1307             jsonerror = self._format_jsonerror(vim_response)
1308             text = 'Error in VIM "%s": not possible to connect external port to network. HTTP Response: %d. Error: %s' % (self.url_admin, vim_response.status_code, jsonerror)
1309             print text
1310             return -vim_response.status_code,text
1311
1312