osm_ro/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,
 327                  log_level="DEBUG", config={}, persistent_info={}):
 328         vimconn.vimconnector.__init__(self, uuid, name, tenant_id, tenant_name, url, url_admin, user, passwd, log_level, config)
 329         self.tenant = None
 330         self.headers_req = {'content-type': 'application/json'}
 331         self.logger = logging.getLogger('openmano.vim.openvim')
 332         self.persistent_info = persistent_info
 333         if tenant_id:
 334             self.tenant = tenant_id
 335
 336     def __setitem__(self,index, value):
 337         '''Set individuals parameters
 338         Throw TypeError, KeyError
 339         '''
 340         if index=='tenant_id':
 341             self.tenant = value
 342         elif index=='tenant_name':
 343             self.tenant = None
 344         vimconn.vimconnector.__setitem__(self,index, value)
 345
 346     def _get_my_tenant(self):
 347         '''Obtain uuid of my tenant from name
 348         '''
 349         if self.tenant:
 350             return self.tenant
 351
 352         url = self.url+'/tenants?name='+ quote(self.tenant_name)
 353         self.logger.info("Getting VIM tenant_id GET %s", url)
 354         vim_response = requests.get(url, headers = self.headers_req)
 355         self._check_http_request_response(vim_response)
 356         try:
 357             tenant_list = vim_response.json()["tenants"]
 358             if len(tenant_list) == 0:
 359                 raise vimconn.vimconnNotFoundException("No tenant found for name '%s'" % str(self.tenant_name))
 360             elif len(tenant_list) > 1:
 361                 raise vimconn.vimconnConflictException ("More that one tenant found for name '%s'" % str(self.tenant_name))
 362             self.tenant = tenant_list[0]["id"]
 363             return self.tenant
 364         except Exception as e:
 365             raise vimconn.vimconnUnexpectedResponse("Get VIM tenant {} '{}'".format(type(e).__name__, str(e)))
 366
 367     def _format_jsonerror(self,http_response):
 368         #DEPRECATED, to delete in the future
 369         try:
 370             data = http_response.json()
 371             return data["error"]["description"]
 372         except:
 373             return http_response.text
 374
 375     def _format_in(self, http_response, schema):
 376         #DEPRECATED, to delete in the future
 377         try:
 378             client_data = http_response.json()
 379             js_v(client_data, schema)
 380             #print "Input data: ", str(client_data)
 381             return True, client_data
 382         except js_e.ValidationError as exc:
 383             print "validate_in error, jsonschema exception ", exc.message, "at", exc.path
 384             return False, ("validate_in error, jsonschema exception ", exc.message, "at", exc.path)
 385
 386     def _remove_extra_items(self, data, schema):
 387         deleted=[]
 388         if type(data) is tuple or type(data) is list:
 389             for d in data:
 390                 a= self._remove_extra_items(d, schema['items'])
 391                 if a is not None: deleted.append(a)
 392         elif type(data) is dict:
 393             for k in data.keys():
 394                 if 'properties' not in schema or k not in schema['properties'].keys():
 395                     del data[k]
 396                     deleted.append(k)
 397                 else:
 398                     a = self._remove_extra_items(data[k], schema['properties'][k])
 399                     if a is not None:  deleted.append({k:a})
 400         if len(deleted) == 0: return None
 401         elif len(deleted) == 1: return deleted[0]
 402         else: return deleted
 403
 404     def _format_request_exception(self, request_exception):
 405         '''Transform a request exception into a vimconn exception'''
 406         if isinstance(request_exception, js_e.ValidationError):
 407             raise vimconn.vimconnUnexpectedResponse("jsonschema exception '{}' at '{}'".format(request_exception.message, request_exception.path))
 408         elif isinstance(request_exception, requests.exceptions.HTTPError):
 409             raise vimconn.vimconnUnexpectedResponse(type(request_exception).__name__ + ": " + str(request_exception))
 410         else:
 411             raise vimconn.vimconnConnectionException(type(request_exception).__name__ + ": " + str(request_exception))
 412
 413     def _check_http_request_response(self, request_response):
 414         '''Raise a vimconn exception if the response is not Ok'''
 415         if request_response.status_code >= 200 and  request_response.status_code < 300:
 416             return
 417         if request_response.status_code == vimconn.HTTP_Unauthorized:
 418             raise vimconn.vimconnAuthException(request_response.text)
 419         elif request_response.status_code == vimconn.HTTP_Not_Found:
 420             raise vimconn.vimconnNotFoundException(request_response.text)
 421         elif request_response.status_code == vimconn.HTTP_Conflict:
 422             raise vimconn.vimconnConflictException(request_response.text)
 423         else:
 424             raise vimconn.vimconnUnexpectedResponse("VIM HTTP_response {}, {}".format(request_response.status_code, str(request_response.text)))
 425
 426     def new_tenant(self,tenant_name,tenant_description):
 427         '''Adds a new tenant to VIM with this name and description, returns the tenant identifier'''
 428         #print "VIMConnector: Adding a new tenant to VIM"
 429         payload_dict = {"tenant": {"name":tenant_name,"description": tenant_description, "enabled": True}}
 430         payload_req = json.dumps(payload_dict)
 431         try:
 432             url = self.url_admin+'/tenants'
 433             self.logger.info("Adding a new tenant %s", url)
 434             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 435             self._check_http_request_response(vim_response)
 436             self.logger.debug(vim_response.text)
 437             #print json.dumps(vim_response.json(), indent=4)
 438             response = vim_response.json()
 439             js_v(response, new_tenant_response_schema)
 440             #r = self._remove_extra_items(response, new_tenant_response_schema)
 441             #if r is not None:
 442             #    self.logger.warn("Warning: remove extra items %s", str(r))
 443             tenant_id = response['tenant']['id']
 444             return tenant_id
 445         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 446             self._format_request_exception(e)
 447
 448     def delete_tenant(self,tenant_id):
 449         '''Delete a tenant from VIM. Returns the old tenant identifier'''
 450         try:
 451             url = self.url_admin+'/tenants/'+tenant_id
 452             self.logger.info("Delete a tenant DELETE %s", url)
 453             vim_response = requests.delete(url, headers = self.headers_req)
 454             self._check_http_request_response(vim_response)
 455             self.logger.debug(vim_response.text)
 456             #print json.dumps(vim_response.json(), indent=4)
 457             return tenant_id
 458         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 459             self._format_request_exception(e)
 460
 461     def get_tenant_list(self, filter_dict={}):
 462         '''Obtain tenants of VIM
 463         filter_dict can contain the following keys:
 464             name: filter by tenant name
 465             id: filter by tenant uuid/id
 466             <other VIM specific>
 467         Returns the tenant list of dictionaries: [{'name':'<name>, 'id':'<id>, ...}, ...]
 468         '''
 469         filterquery=[]
 470         filterquery_text=''
 471         for k,v in filter_dict.iteritems():
 472             filterquery.append(str(k)+'='+str(v))
 473         if len(filterquery)>0:
 474             filterquery_text='?'+ '&'.join(filterquery)
 475         try:
 476             url = self.url+'/tenants'+filterquery_text
 477             self.logger.info("get_tenant_list GET %s", url)
 478             vim_response = requests.get(url, headers = self.headers_req)
 479             self._check_http_request_response(vim_response)
 480             self.logger.debug(vim_response.text)
 481             #print json.dumps(vim_response.json(), indent=4)
 482             return vim_response.json()["tenants"]
 483         except requests.exceptions.RequestException as e:
 484             self._format_request_exception(e)
 485
 486     def new_network(self,net_name, net_type, ip_profile=None, shared=False, vlan=None): #, **vim_specific):
 487         '''Adds a tenant network to VIM'''
 488         '''Returns the network identifier'''
 489         try:
 490             self._get_my_tenant()
 491             if net_type=="bridge":
 492                 net_type="bridge_data"
 493             payload_req = {"name": net_name, "type": net_type, "tenant_id": self.tenant, "shared": shared}
 494             if vlan:
 495                 payload_req["provider:vlan"] = vlan
 496             # payload_req.update(vim_specific)
 497             url = self.url+'/networks'
 498             self.logger.info("Adding a new network POST: %s  DATA: %s", url, str(payload_req))
 499             vim_response = requests.post(url, headers = self.headers_req, data=json.dumps({"network": payload_req}) )
 500             self._check_http_request_response(vim_response)
 501             self.logger.debug(vim_response.text)
 502             #print json.dumps(vim_response.json(), indent=4)
 503             response = vim_response.json()
 504             js_v(response, new_network_response_schema)
 505             #r = self._remove_extra_items(response, new_network_response_schema)
 506             #if r is not None:
 507             #    self.logger.warn("Warning: remove extra items %s", str(r))
 508             network_id = response['network']['id']
 509             return network_id
 510         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 511             self._format_request_exception(e)
 512
 513     def get_network_list(self, filter_dict={}):
 514         '''Obtain tenant networks of VIM
 515         Filter_dict can be:
 516             name: network name
 517             id: network uuid
 518             public: boolean
 519             tenant_id: tenant
 520             admin_state_up: boolean
 521             status: 'ACTIVE'
 522         Returns the network list of dictionaries
 523         '''
 524         try:
 525             if 'tenant_id' not in filter_dict:
 526                 filter_dict["tenant_id"] = self._get_my_tenant()
 527             elif not filter_dict["tenant_id"]:
 528                 del filter_dict["tenant_id"]
 529             filterquery=[]
 530             filterquery_text=''
 531             for k,v in filter_dict.iteritems():
 532                 filterquery.append(str(k)+'='+str(v))
 533             if len(filterquery)>0:
 534                 filterquery_text='?'+ '&'.join(filterquery)
 535             url = self.url+'/networks'+filterquery_text
 536             self.logger.info("Getting network list GET %s", url)
 537             vim_response = requests.get(url, headers = self.headers_req)
 538             self._check_http_request_response(vim_response)
 539             self.logger.debug(vim_response.text)
 540             #print json.dumps(vim_response.json(), indent=4)
 541             response = vim_response.json()
 542             return response['networks']
 543         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 544             self._format_request_exception(e)
 545
 546     def get_network(self, net_id):
 547         '''Obtain network details of network id'''
 548         try:
 549             url = self.url+'/networks/'+net_id
 550             self.logger.info("Getting network GET %s", url)
 551             vim_response = requests.get(url, headers = self.headers_req)
 552             self._check_http_request_response(vim_response)
 553             self.logger.debug(vim_response.text)
 554             #print json.dumps(vim_response.json(), indent=4)
 555             response = vim_response.json()
 556             return response['network']
 557         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 558             self._format_request_exception(e)
 559
 560     def delete_network(self, net_id):
 561         '''Deletes a tenant network from VIM'''
 562         '''Returns the network identifier'''
 563         try:
 564             self._get_my_tenant()
 565             url = self.url+'/networks/'+net_id
 566             self.logger.info("Deleting VIM network DELETE %s", url)
 567             vim_response = requests.delete(url, headers=self.headers_req)
 568             self._check_http_request_response(vim_response)
 569             #self.logger.debug(vim_response.text)
 570             #print json.dumps(vim_response.json(), indent=4)
 571             return net_id
 572         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 573             self._format_request_exception(e)
 574
 575     def get_flavor(self, flavor_id):
 576         '''Obtain flavor details from the  VIM'''
 577         try:
 578             self._get_my_tenant()
 579             url = self.url+'/'+self.tenant+'/flavors/'+flavor_id
 580             self.logger.info("Getting flavor GET %s", url)
 581             vim_response = requests.get(url, headers = self.headers_req)
 582             self._check_http_request_response(vim_response)
 583             self.logger.debug(vim_response.text)
 584             #print json.dumps(vim_response.json(), indent=4)
 585             response = vim_response.json()
 586             js_v(response, get_flavor_response_schema)
 587             r = self._remove_extra_items(response, get_flavor_response_schema)
 588             if r is not None:
 589                 self.logger.warn("Warning: remove extra items %s", str(r))
 590             return response['flavor']
 591         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 592             self._format_request_exception(e)
 593
 594     def new_flavor(self, flavor_data):
 595         '''Adds a tenant flavor to VIM'''
 596         '''Returns the flavor identifier'''
 597         try:
 598             new_flavor_dict = flavor_data.copy()
 599             new_flavor_dict["name"] = flavor_data["name"][:64]
 600             self._get_my_tenant()
 601             payload_req = json.dumps({'flavor': new_flavor_dict})
 602             url = self.url+'/'+self.tenant+'/flavors'
 603             self.logger.info("Adding a new VIM flavor POST %s", url)
 604             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 605             self._check_http_request_response(vim_response)
 606             self.logger.debug(vim_response.text)
 607             #print json.dumps(vim_response.json(), indent=4)
 608             response = vim_response.json()
 609             js_v(response, new_flavor_response_schema)
 610             r = self._remove_extra_items(response, new_flavor_response_schema)
 611             if r is not None:
 612                 self.logger.warn("Warning: remove extra items %s", str(r))
 613             flavor_id = response['flavor']['id']
 614             return flavor_id
 615         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 616             self._format_request_exception(e)
 617
 618     def delete_flavor(self,flavor_id):
 619         '''Deletes a tenant flavor from VIM'''
 620         '''Returns the old flavor_id'''
 621         try:
 622             self._get_my_tenant()
 623             url = self.url+'/'+self.tenant+'/flavors/'+flavor_id
 624             self.logger.info("Deleting VIM flavor DELETE %s", url)
 625             vim_response = requests.delete(url, headers=self.headers_req)
 626             self._check_http_request_response(vim_response)
 627             #self.logger.debug(vim_response.text)
 628             #print json.dumps(vim_response.json(), indent=4)
 629             return flavor_id
 630         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 631             self._format_request_exception(e)
 632
 633     def get_image(self, image_id):
 634         '''Obtain image details from the  VIM'''
 635         try:
 636             self._get_my_tenant()
 637             url = self.url+'/'+self.tenant+'/images/'+image_id
 638             self.logger.info("Getting image GET %s", url)
 639             vim_response = requests.get(url, headers = self.headers_req)
 640             self._check_http_request_response(vim_response)
 641             self.logger.debug(vim_response.text)
 642             #print json.dumps(vim_response.json(), indent=4)
 643             response = vim_response.json()
 644             js_v(response, get_image_response_schema)
 645             r = self._remove_extra_items(response, get_image_response_schema)
 646             if r is not None:
 647                 self.logger.warn("Warning: remove extra items %s", str(r))
 648             return response['image']
 649         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 650             self._format_request_exception(e)
 651
 652     def new_image(self,image_dict):
 653         ''' Adds a tenant image to VIM, returns image_id'''
 654         try:
 655             self._get_my_tenant()
 656             new_image_dict={'name': image_dict['name'][:64]}
 657             if image_dict.get('description'):
 658                 new_image_dict['description'] = image_dict['description']
 659             if image_dict.get('metadata'):
 660                 new_image_dict['metadata'] = yaml.load(image_dict['metadata'])
 661             if image_dict.get('location'):
 662                 new_image_dict['path'] = image_dict['location']
 663             payload_req = json.dumps({"image":new_image_dict})
 664             url=self.url + '/' + self.tenant + '/images'
 665             self.logger.info("Adding a new VIM image POST %s", url)
 666             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 667             self._check_http_request_response(vim_response)
 668             self.logger.debug(vim_response.text)
 669             #print json.dumps(vim_response.json(), indent=4)
 670             response = vim_response.json()
 671             js_v(response, new_image_response_schema)
 672             r = self._remove_extra_items(response, new_image_response_schema)
 673             if r is not None:
 674                 self.logger.warn("Warning: remove extra items %s", str(r))
 675             image_id = response['image']['id']
 676             return image_id
 677         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 678             self._format_request_exception(e)
 679
 680     def delete_image(self, image_id):
 681         '''Deletes a tenant image from VIM'''
 682         '''Returns the deleted image_id'''
 683         try:
 684             self._get_my_tenant()
 685             url = self.url + '/'+ self.tenant +'/images/'+image_id
 686             self.logger.info("Deleting VIM image DELETE %s", url)
 687             vim_response = requests.delete(url, headers=self.headers_req)
 688             self._check_http_request_response(vim_response)
 689             #self.logger.debug(vim_response.text)
 690             #print json.dumps(vim_response.json(), indent=4)
 691             return image_id
 692         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 693             self._format_request_exception(e)
 694
 695
 696     def get_image_id_from_path(self, path):
 697         '''Get the image id from image path in the VIM database. Returns the image_id'''
 698         try:
 699             self._get_my_tenant()
 700             url=self.url + '/' + self.tenant + '/images?path='+quote(path)
 701             self.logger.info("Getting images GET %s", url)
 702             vim_response = requests.get(url)
 703             self._check_http_request_response(vim_response)
 704             self.logger.debug(vim_response.text)
 705             #print json.dumps(vim_response.json(), indent=4)
 706             response = vim_response.json()
 707             js_v(response, get_images_response_schema)
 708             #r = self._remove_extra_items(response, get_images_response_schema)
 709             #if r is not None:
 710             #    self.logger.warn("Warning: remove extra items %s", str(r))
 711             if len(response['images'])==0:
 712                 raise vimconn.vimconnNotFoundException("Image not found at VIM with path '%s'", path)
 713             elif len(response['images'])>1:
 714                 raise vimconn.vimconnConflictException("More than one image found at VIM with path '%s'", path)
 715             return response['images'][0]['id']
 716         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 717             self._format_request_exception(e)
 718
 719     def get_image_list(self, filter_dict={}):
 720         '''Obtain tenant images from VIM
 721         Filter_dict can be:
 722             name: image name
 723             id: image uuid
 724             checksum: image checksum
 725             location: image path
 726         Returns the image list of dictionaries:
 727             [{<the fields at Filter_dict plus some VIM specific>}, ...]
 728             List can be empty
 729         '''
 730         try:
 731             self._get_my_tenant()
 732             filterquery=[]
 733             filterquery_text=''
 734             for k,v in filter_dict.iteritems():
 735                 filterquery.append(str(k)+'='+str(v))
 736             if len(filterquery)>0:
 737                 filterquery_text='?'+ '&'.join(filterquery)
 738             url = self.url+'/'+self.tenant+'/images'+filterquery_text
 739             self.logger.info("Getting image list GET %s", url)
 740             vim_response = requests.get(url, headers = self.headers_req)
 741             self._check_http_request_response(vim_response)
 742             self.logger.debug(vim_response.text)
 743             #print json.dumps(vim_response.json(), indent=4)
 744             response = vim_response.json()
 745             return response['images']
 746         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 747             self._format_request_exception(e)
 748
 749     def new_vminstancefromJSON(self, vm_data):
 750         '''Adds a VM instance to VIM'''
 751         '''Returns the instance identifier'''
 752         try:
 753             self._get_my_tenant()
 754         except Exception as e:
 755             return -vimconn.HTTP_Not_Found, str(e)
 756         print "VIMConnector: Adding a new VM instance from JSON to VIM"
 757         payload_req = vm_data
 758         try:
 759             vim_response = requests.post(self.url+'/'+self.tenant+'/servers', headers = self.headers_req, data=payload_req)
 760         except requests.exceptions.RequestException as e:
 761             print "new_vminstancefromJSON Exception: ", e.args
 762             return -vimconn.HTTP_Not_Found, str(e.args[0])
 763         print vim_response
 764         #print vim_response.status_code
 765         if vim_response.status_code == 200:
 766             #print vim_response.json()
 767             #print json.dumps(vim_response.json(), indent=4)
 768             res,http_content = self._format_in(vim_response, new_image_response_schema)
 769             #print http_content
 770             if res:
 771                 r = self._remove_extra_items(http_content, new_image_response_schema)
 772                 if r is not None: print "Warning: remove extra items ", r
 773                 #print http_content
 774                 vminstance_id = http_content['server']['id']
 775                 print "Tenant image id: ",vminstance_id
 776                 return vim_response.status_code,vminstance_id
 777             else: return -vimconn.HTTP_Bad_Request,http_content
 778         else:
 779             #print vim_response.text
 780             jsonerror = self._format_jsonerror(vim_response)
 781             text = 'Error in VIM "%s": not possible to add new vm instance. HTTP Response: %d. Error: %s' % (self.url, vim_response.status_code, jsonerror)
 782             #print text
 783             return -vim_response.status_code,text
 784
 785     def new_vminstance(self,name,description,start,image_id,flavor_id,net_list, cloud_config=None, disk_list=None):
 786         '''Adds a VM instance to VIM
 787         Params:
 788             start: indicates if VM must start or boot in pause mode. Ignored
 789             image_id,flavor_id: image and flavor uuid
 790             net_list: list of interfaces, each one is a dictionary with:
 791                 name:
 792                 net_id: network uuid to connect
 793                 vpci: virtual vcpi to assign
 794                 model: interface model, virtio, e2000, ...
 795                 mac_address:
 796                 use: 'data', 'bridge',  'mgmt'
 797                 type: 'virtual', 'PF', 'VF', 'VFnotShared'
 798                 vim_id: filled/added by this function
 799                 #TODO ip, security groups
 800         Returns the instance identifier
 801         '''
 802         self.logger.debug("new_vminstance input: image='%s' flavor='%s' nics='%s'", image_id, flavor_id, str(net_list))
 803         try:
 804             self._get_my_tenant()
 805 #            net_list = []
 806 #            for k,v in net_dict.items():
 807 #                print k,v
 808 #                net_list.append('{"name":"' + k + '", "uuid":"' + v + '"}')
 809 #            net_list_string = ', '.join(net_list)
 810             virtio_net_list=[]
 811             for net in net_list:
 812                 if not net.get("net_id"):
 813                     continue
 814                 net_dict={'uuid': net["net_id"]}
 815                 if net.get("type"):        net_dict["type"] = net["type"]
 816                 if net.get("name"):        net_dict["name"] = net["name"]
 817                 if net.get("vpci"):        net_dict["vpci"] = net["vpci"]
 818                 if net.get("model"):       net_dict["model"] = net["model"]
 819                 if net.get("mac_address"): net_dict["mac_address"] = net["mac_address"]
 820                 virtio_net_list.append(net_dict)
 821             payload_dict={  "name":        name[:64],
 822                             "description": description,
 823                             "imageRef":    image_id,
 824                             "flavorRef":   flavor_id,
 825                             "networks": virtio_net_list
 826                         }
 827             if start != None:
 828                 payload_dict["start"] = start
 829             payload_req = json.dumps({"server": payload_dict})
 830             url = self.url+'/'+self.tenant+'/servers'
 831             self.logger.info("Adding a new vm POST %s DATA %s", url, payload_req)
 832             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
 833             self._check_http_request_response(vim_response)
 834             self.logger.debug(vim_response.text)
 835             #print json.dumps(vim_response.json(), indent=4)
 836             response = vim_response.json()
 837             js_v(response, new_vminstance_response_schema)
 838             #r = self._remove_extra_items(response, new_vminstance_response_schema)
 839             #if r is not None:
 840             #    self.logger.warn("Warning: remove extra items %s", str(r))
 841             vminstance_id = response['server']['id']
 842
 843             #connect data plane interfaces to network
 844             for net in net_list:
 845                 if net["type"]=="virtual":
 846                     if not net.get("net_id"):
 847                         continue
 848                     for iface in response['server']['networks']:
 849                         if "name" in net:
 850                             if net["name"]==iface["name"]:
 851                                 net["vim_id"] = iface['iface_id']
 852                                 break
 853                         elif "net_id" in net:
 854                             if net["net_id"]==iface["net_id"]:
 855                                 net["vim_id"] = iface['iface_id']
 856                                 break
 857                 else: #dataplane
 858                     for numa in response['server'].get('extended',{}).get('numas',() ):
 859                         for iface in numa.get('interfaces',() ):
 860                             if net['name'] == iface['name']:
 861                                 net['vim_id'] = iface['iface_id']
 862                                 #Code bellow is not needed, current openvim connect dataplane interfaces
 863                                 #if net.get("net_id"):
 864                                 ##connect dataplane interface
 865                                 #    result, port_id = self.connect_port_network(iface['iface_id'], net["net_id"])
 866                                 #    if result < 0:
 867                                 #        error_text = "Error attaching port %s to network %s: %s." % (iface['iface_id'], net["net_id"], port_id)
 868                                 #        print "new_vminstance: " + error_text
 869                                 #        self.delete_vminstance(vminstance_id)
 870                                 #        return result, error_text
 871                                 break
 872
 873             return vminstance_id
 874         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 875             self._format_request_exception(e)
 876
 877     def get_vminstance(self, vm_id):
 878         '''Returns the VM instance information from VIM'''
 879         try:
 880             self._get_my_tenant()
 881             url = self.url+'/'+self.tenant+'/servers/'+vm_id
 882             self.logger.info("Getting vm GET %s", url)
 883             vim_response = requests.get(url, headers = self.headers_req)
 884             vim_response = requests.get(url, headers = self.headers_req)
 885             self._check_http_request_response(vim_response)
 886             self.logger.debug(vim_response.text)
 887             #print json.dumps(vim_response.json(), indent=4)
 888             response = vim_response.json()
 889             js_v(response, new_vminstance_response_schema)
 890             #r = self._remove_extra_items(response, new_vminstance_response_schema)
 891             #if r is not None:
 892             #    self.logger.warn("Warning: remove extra items %s", str(r))
 893             return response['server']
 894         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 895             self._format_request_exception(e)
 896
 897     def delete_vminstance(self, vm_id):
 898         '''Removes a VM instance from VIM, returns the deleted vm_id'''
 899         try:
 900             self._get_my_tenant()
 901             url = self.url+'/'+self.tenant+'/servers/'+vm_id
 902             self.logger.info("Deleting VIM vm DELETE %s", url)
 903             vim_response = requests.delete(url, headers=self.headers_req)
 904             self._check_http_request_response(vim_response)
 905             #self.logger.debug(vim_response.text)
 906             #print json.dumps(vim_response.json(), indent=4)
 907             return vm_id
 908         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
 909             self._format_request_exception(e)
 910
 911     def refresh_vms_status(self, vm_list):
 912         '''Refreshes the status of the virtual machines'''
 913         try:
 914             self._get_my_tenant()
 915         except requests.exceptions.RequestException as e:
 916             self._format_request_exception(e)
 917         vm_dict={}
 918         for vm_id in vm_list:
 919             vm={}
 920             #print "VIMConnector refresh_tenant_vms and nets: Getting tenant VM instance information from VIM"
 921             try:
 922                 url = self.url+'/'+self.tenant+'/servers/'+ vm_id
 923                 self.logger.info("Getting vm GET %s", url)
 924                 vim_response = requests.get(url, headers = self.headers_req)
 925                 self._check_http_request_response(vim_response)
 926                 response = vim_response.json()
 927                 js_v(response, new_vminstance_response_schema)
 928                 if response['server']['status'] in vmStatus2manoFormat:
 929                     vm['status'] = vmStatus2manoFormat[ response['server']['status']  ]
 930                 else:
 931                     vm['status'] = "OTHER"
 932                     vm['error_msg'] = "VIM status reported " + response['server']['status']
 933                 if response['server'].get('last_error'):
 934                     vm['error_msg'] = response['server']['last_error']
 935                 vm["vim_info"] = yaml.safe_dump(response['server'])
 936                 #get interfaces info
 937                 try:
 938                     management_ip = False
 939                     url2 = self.url+'/ports?device_id='+ quote(vm_id)
 940                     self.logger.info("Getting PORTS GET %s", url2)
 941                     vim_response2 = requests.get(url2, headers = self.headers_req)
 942                     self._check_http_request_response(vim_response2)
 943                     client_data = vim_response2.json()
 944                     if isinstance(client_data.get("ports"), list):
 945                         vm["interfaces"]=[]
 946                     for port in client_data.get("ports"):
 947                         interface={}
 948                         interface['vim_info']  = yaml.safe_dump(port)
 949                         interface["mac_address"] = port.get("mac_address")
 950                         interface["vim_net_id"] = port.get("network_id")
 951                         interface["vim_interface_id"] = port["id"]
 952                         interface["ip_address"] = port.get("ip_address")
 953                         if interface["ip_address"]:
 954                             management_ip = True
 955                         if interface["ip_address"] == "0.0.0.0":
 956                             interface["ip_address"] = None
 957                         vm["interfaces"].append(interface)
 958
 959                 except Exception as e:
 960                     self.logger.error("refresh_vms_and_nets. Port get %s: %s", type(e).__name__, str(e))
 961
 962                 if vm['status'] == "ACTIVE" and not management_ip:
 963                     vm['status'] = "ACTIVE:NoMgmtIP"
 964
 965             except vimconn.vimconnNotFoundException as e:
 966                 self.logger.error("Exception getting vm status: %s", str(e))
 967                 vm['status'] = "DELETED"
 968                 vm['error_msg'] = str(e)
 969             except (requests.exceptions.RequestException, js_e.ValidationError, vimconn.vimconnException) as e:
 970                 self.logger.error("Exception getting vm status: %s", str(e))
 971                 vm['status'] = "VIM_ERROR"
 972                 vm['error_msg'] = str(e)
 973             vm_dict[vm_id] = vm
 974         return vm_dict
 975
 976     def refresh_nets_status(self, net_list):
 977         '''Get the status of the networks
 978            Params: the list of network identifiers
 979            Returns a dictionary with:
 980                 net_id:         #VIM id of this network
 981                     status:     #Mandatory. Text with one of:
 982                                 #  DELETED (not found at vim)
 983                                 #  VIM_ERROR (Cannot connect to VIM, VIM response error, ...)
 984                                 #  OTHER (Vim reported other status not understood)
 985                                 #  ERROR (VIM indicates an ERROR status)
 986                                 #  ACTIVE, INACTIVE, DOWN (admin down),
 987                                 #  BUILD (on building process)
 988                                 #
 989                     error_msg:  #Text with VIM error message, if any. Or the VIM connection ERROR
 990                     vim_info:   #Text with plain information obtained from vim (yaml.safe_dump)
 991
 992         '''
 993         try:
 994             self._get_my_tenant()
 995         except requests.exceptions.RequestException as e:
 996             self._format_request_exception(e)
 997
 998         net_dict={}
 999         for net_id in net_list:
1000             net = {}
1001             #print "VIMConnector refresh_tenant_vms_and_nets: Getting tenant network from VIM (tenant: " + str(self.tenant) + "): "
1002             try:
1003                 net_vim = self.get_network(net_id)
1004                 if net_vim['status'] in netStatus2manoFormat:
1005                     net["status"] = netStatus2manoFormat[ net_vim['status'] ]
1006                 else:
1007                     net["status"] = "OTHER"
1008                     net["error_msg"] = "VIM status reported " + net_vim['status']
1009
1010                 if net["status"] == "ACTIVE" and not net_vim['admin_state_up']:
1011                     net["status"] = "DOWN"
1012                 if net_vim.get('last_error'):
1013                     net['error_msg'] = net_vim['last_error']
1014                 net["vim_info"] = yaml.safe_dump(net_vim)
1015             except vimconn.vimconnNotFoundException as e:
1016                 self.logger.error("Exception getting net status: %s", str(e))
1017                 net['status'] = "DELETED"
1018                 net['error_msg'] = str(e)
1019             except (requests.exceptions.RequestException, js_e.ValidationError, vimconn.vimconnException) as e:
1020                 self.logger.error("Exception getting net status: %s", str(e))
1021                 net['status'] = "VIM_ERROR"
1022                 net['error_msg'] = str(e)
1023             net_dict[net_id] = net
1024         return net_dict
1025
1026     def action_vminstance(self, vm_id, action_dict):
1027         '''Send and action over a VM instance from VIM'''
1028         '''Returns the status'''
1029         try:
1030             self._get_my_tenant()
1031             if "console" in action_dict:
1032                 raise vimconn.vimconnException("getting console is not available at openvim", http_code=vimconn.HTTP_Service_Unavailable)
1033             url = self.url+'/'+self.tenant+'/servers/'+vm_id+"/action"
1034             self.logger.info("Action over VM instance POST %s", url)
1035             vim_response = requests.post(url, headers = self.headers_req, data=json.dumps(action_dict) )
1036             self._check_http_request_response(vim_response)
1037             return vm_id
1038         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
1039             self._format_request_exception(e)
1040
1041 #NOT USED METHODS in current version
1042
1043     def host_vim2gui(self, host, server_dict):
1044         '''Transform host dictionary from VIM format to GUI format,
1045         and append to the server_dict
1046         '''
1047         if type(server_dict) is not dict:
1048             print 'vimconnector.host_vim2gui() ERROR, param server_dict must be a dictionary'
1049             return
1050         RAD={}
1051         occupation={}
1052         for numa in host['host']['numas']:
1053             RAD_item={}
1054             occupation_item={}
1055             #memory
1056             RAD_item['memory']={'size': str(numa['memory'])+'GB', 'eligible': str(numa['hugepages'])+'GB'}
1057             occupation_item['memory']= str(numa['hugepages_consumed'])+'GB'
1058             #cpus
1059             RAD_item['cpus']={}
1060             RAD_item['cpus']['cores'] = []
1061             RAD_item['cpus']['eligible_cores'] = []
1062             occupation_item['cores']=[]
1063             for _ in range(0, len(numa['cores']) / 2):
1064                 RAD_item['cpus']['cores'].append( [] )
1065             for core in numa['cores']:
1066                 RAD_item['cpus']['cores'][core['core_id']].append(core['thread_id'])
1067                 if not 'status' in core: RAD_item['cpus']['eligible_cores'].append(core['thread_id'])
1068                 if 'instance_id' in core: occupation_item['cores'].append(core['thread_id'])
1069             #ports
1070             RAD_item['ports']={}
1071             occupation_item['ports']={}
1072             for iface in numa['interfaces']:
1073                 RAD_item['ports'][ iface['pci'] ] = 'speed:'+str(iface['Mbps'])+'M'
1074                 occupation_item['ports'][ iface['pci'] ] = { 'occupied': str(100*iface['Mbps_consumed'] / iface['Mbps']) + "%" }
1075
1076             RAD[ numa['numa_socket'] ] = RAD_item
1077             occupation[ numa['numa_socket'] ] = occupation_item
1078         server_dict[ host['host']['name'] ] = {'RAD':RAD, 'occupation':occupation}
1079
1080     def get_hosts_info(self):
1081         '''Get the information of deployed hosts
1082         Returns the hosts content'''
1083     #obtain hosts list
1084         url=self.url+'/hosts'
1085         try:
1086             vim_response = requests.get(url)
1087         except requests.exceptions.RequestException as e:
1088             print "get_hosts_info Exception: ", e.args
1089             return -vimconn.HTTP_Not_Found, str(e.args[0])
1090         print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1091         #print vim_response.status_code
1092         #print json.dumps(vim_response.json(), indent=4)
1093         if vim_response.status_code != 200:
1094             #TODO: get error
1095             print 'vimconnector.get_hosts_info error getting host list %d %s' %(vim_response.status_code, vim_response.json())
1096             return -vim_response.status_code, "Error getting host list"
1097
1098         res,hosts = self._format_in(vim_response, get_hosts_response_schema)
1099
1100         if res==False:
1101             print "vimconnector.get_hosts_info error parsing GET HOSTS vim response", hosts
1102             return vimconn.HTTP_Internal_Server_Error, hosts
1103     #obtain hosts details
1104         hosts_dict={}
1105         for host in hosts['hosts']:
1106             url=self.url+'/hosts/'+host['id']
1107             try:
1108                 vim_response = requests.get(url)
1109             except requests.exceptions.RequestException as e:
1110                 print "get_hosts_info Exception: ", e.args
1111                 return -vimconn.HTTP_Not_Found, str(e.args[0])
1112             print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1113             if vim_response.status_code != 200:
1114                 print 'vimconnector.get_hosts_info error getting detailed host %d %s' %(vim_response.status_code, vim_response.json())
1115                 continue
1116             res,host_detail = self._format_in(vim_response, get_host_detail_response_schema)
1117             if res==False:
1118                 print "vimconnector.get_hosts_info error parsing GET HOSTS/%s vim response" % host['id'], host_detail
1119                 continue
1120             #print 'host id '+host['id'], json.dumps(host_detail, indent=4)
1121             self.host_vim2gui(host_detail, hosts_dict)
1122         return 200, hosts_dict
1123
1124     def get_hosts(self, vim_tenant):
1125         '''Get the hosts and deployed instances
1126         Returns the hosts content'''
1127     #obtain hosts list
1128         url=self.url+'/hosts'
1129         try:
1130             vim_response = requests.get(url)
1131         except requests.exceptions.RequestException as e:
1132             print "get_hosts Exception: ", e.args
1133             return -vimconn.HTTP_Not_Found, str(e.args[0])
1134         print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1135         #print vim_response.status_code
1136         #print json.dumps(vim_response.json(), indent=4)
1137         if vim_response.status_code != 200:
1138             #TODO: get error
1139             print 'vimconnector.get_hosts error getting host list %d %s' %(vim_response.status_code, vim_response.json())
1140             return -vim_response.status_code, "Error getting host list"
1141
1142         res,hosts = self._format_in(vim_response, get_hosts_response_schema)
1143
1144         if res==False:
1145             print "vimconnector.get_host error parsing GET HOSTS vim response", hosts
1146             return vimconn.HTTP_Internal_Server_Error, hosts
1147     #obtain instances from hosts
1148         for host in hosts['hosts']:
1149             url=self.url+'/' + vim_tenant + '/servers?hostId='+host['id']
1150             try:
1151                 vim_response = requests.get(url)
1152             except requests.exceptions.RequestException as e:
1153                 print "get_hosts Exception: ", e.args
1154                 return -vimconn.HTTP_Not_Found, str(e.args[0])
1155             print "vim get", url, "response:",  vim_response.status_code, vim_response.json()
1156             if vim_response.status_code != 200:
1157                 print 'vimconnector.get_hosts error getting instances at host %d %s' %(vim_response.status_code, vim_response.json())
1158                 continue
1159             res,servers = self._format_in(vim_response, get_server_response_schema)
1160             if res==False:
1161                 print "vimconnector.get_host error parsing GET SERVERS/%s vim response" % host['id'], servers
1162                 continue
1163             #print 'host id '+host['id'], json.dumps(host_detail, indent=4)
1164             host['instances'] = servers['servers']
1165         return 200, hosts['hosts']
1166
1167     def get_processor_rankings(self):
1168         '''Get the processor rankings in the VIM database'''
1169         url=self.url+'/processor_ranking'
1170         try:
1171             vim_response = requests.get(url)
1172         except requests.exceptions.RequestException as e:
1173             print "get_processor_rankings Exception: ", e.args
1174             return -vimconn.HTTP_Not_Found, str(e.args[0])
1175         print "vim get", url, "response:", vim_response.status_code, vim_response.json()
1176         #print vim_response.status_code
1177         #print json.dumps(vim_response.json(), indent=4)
1178         if vim_response.status_code != 200:
1179             #TODO: get error
1180             print 'vimconnector.get_processor_rankings error getting processor rankings %d %s' %(vim_response.status_code, vim_response.json())
1181             return -vim_response.status_code, "Error getting processor rankings"
1182
1183         res,rankings = self._format_in(vim_response, get_processor_rankings_response_schema)
1184         return res, rankings['rankings']
1185
1186     def new_host(self, host_data):
1187         '''Adds a new host to VIM'''
1188         '''Returns status code of the VIM response'''
1189         payload_req = host_data
1190         try:
1191             url = self.url_admin+'/hosts'
1192             self.logger.info("Adding a new host POST %s", url)
1193             vim_response = requests.post(url, headers = self.headers_req, data=payload_req)
1194             self._check_http_request_response(vim_response)
1195             self.logger.debug(vim_response.text)
1196             #print json.dumps(vim_response.json(), indent=4)
1197             response = vim_response.json()
1198             js_v(response, new_host_response_schema)
1199             r = self._remove_extra_items(response, new_host_response_schema)
1200             if r is not None:
1201                 self.logger.warn("Warning: remove extra items %s", str(r))
1202             host_id = response['host']['id']
1203             return host_id
1204         except (requests.exceptions.RequestException, js_e.ValidationError) as e:
1205             self._format_request_exception(e)
1206
1207     def new_external_port(self, port_data):
1208         '''Adds a external port to VIM'''
1209         '''Returns the port identifier'''
1210         #TODO change to logging exception code policies
1211         print "VIMConnector: Adding a new external port"
1212         payload_req = port_data
1213         try:
1214             vim_response = requests.post(self.url_admin+'/ports', headers = self.headers_req, data=payload_req)
1215         except requests.exceptions.RequestException as e:
1216             self.logger.error("new_external_port Exception: ", str(e))
1217             return -vimconn.HTTP_Not_Found, str(e.args[0])
1218         print vim_response
1219         #print vim_response.status_code
1220         if vim_response.status_code == 200:
1221         #print vim_response.json()
1222         #print json.dumps(vim_response.json(), indent=4)
1223             res, http_content = self._format_in(vim_response, new_port_response_schema)
1224         #print http_content
1225             if res:
1226                 r = self._remove_extra_items(http_content, new_port_response_schema)
1227                 if r is not None: print "Warning: remove extra items ", r
1228                 #print http_content
1229                 port_id = http_content['port']['id']
1230                 print "Port id: ",port_id
1231                 return vim_response.status_code,port_id
1232             else: return -vimconn.HTTP_Bad_Request,http_content
1233         else:
1234             #print vim_response.text
1235             jsonerror = self._format_jsonerror(vim_response)
1236             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)
1237             #print text
1238             return -vim_response.status_code,text
1239
1240     def new_external_network(self,net_name,net_type):
1241         '''Adds a external network to VIM (shared)'''
1242         '''Returns the network identifier'''
1243         #TODO change to logging exception code policies
1244         print "VIMConnector: Adding external shared network to VIM (type " + net_type + "): "+ net_name
1245
1246         payload_req = '{"network":{"name": "' + net_name + '","shared":true,"type": "' + net_type + '"}}'
1247         try:
1248             vim_response = requests.post(self.url+'/networks', headers = self.headers_req, data=payload_req)
1249         except requests.exceptions.RequestException as e:
1250             self.logger.error( "new_external_network Exception: ", e.args)
1251             return -vimconn.HTTP_Not_Found, str(e.args[0])
1252         print vim_response
1253         #print vim_response.status_code
1254         if vim_response.status_code == 200:
1255             #print vim_response.json()
1256             #print json.dumps(vim_response.json(), indent=4)
1257             res,http_content = self._format_in(vim_response, new_network_response_schema)
1258             #print http_content
1259             if res:
1260                 r = self._remove_extra_items(http_content, new_network_response_schema)
1261                 if r is not None: print "Warning: remove extra items ", r
1262                 #print http_content
1263                 network_id = http_content['network']['id']
1264                 print "Network id: ",network_id
1265                 return vim_response.status_code,network_id
1266             else: return -vimconn.HTTP_Bad_Request,http_content
1267         else:
1268             #print vim_response.text
1269             jsonerror = self._format_jsonerror(vim_response)
1270             text = 'Error in VIM "%s": not possible to add new external network. HTTP Response: %d. Error: %s' % (self.url, vim_response.status_code, jsonerror)
1271             #print text
1272             return -vim_response.status_code,text
1273
1274     def connect_port_network(self, port_id, network_id, admin=False):
1275         '''Connects a external port to a network'''
1276         '''Returns status code of the VIM response'''
1277         #TODO change to logging exception code policies
1278         print "VIMConnector: Connecting external port to network"
1279
1280         payload_req = '{"port":{"network_id":"' + network_id + '"}}'
1281         if admin:
1282             if self.url_admin==None:
1283                 return -vimconn.HTTP_Unauthorized, "datacenter cannot contain  admin URL"
1284             url= self.url_admin
1285         else:
1286             url= self.url
1287         try:
1288             vim_response = requests.put(url +'/ports/'+port_id, headers = self.headers_req, data=payload_req)
1289         except requests.exceptions.RequestException as e:
1290             print "connect_port_network Exception: ", e.args
1291             return -vimconn.HTTP_Not_Found, str(e.args[0])
1292         print vim_response
1293         #print vim_response.status_code
1294         if vim_response.status_code == 200:
1295             #print vim_response.json()
1296             #print json.dumps(vim_response.json(), indent=4)
1297             res,http_content = self._format_in(vim_response, new_port_response_schema)
1298             #print http_content
1299             if res:
1300                 r = self._remove_extra_items(http_content, new_port_response_schema)
1301                 if r is not None: print "Warning: remove extra items ", r
1302                 #print http_content
1303                 port_id = http_content['port']['id']
1304                 print "Port id: ",port_id
1305                 return vim_response.status_code,port_id
1306             else: return -vimconn.HTTP_Bad_Request,http_content
1307         else:
1308             print vim_response.text
1309             jsonerror = self._format_jsonerror(vim_response)
1310             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)
1311             print text
1312             return -vim_response.status_code,text
1313
1314