osm_ro/nfvo_db.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 NFVO DB engine. It implements all the methods to interact with the Openmano Database
  26 '''
  27 __author__="Alfonso Tierno, Gerardo Garcia, Pablo Montes"
  28 __date__ ="$28-aug-2014 10:05:01$"
  29
  30 import db_base
  31 import MySQLdb as mdb
  32 import json
  33 import yaml
  34 import time
  35 #import sys, os
  36
  37 tables_with_createdat_field=["datacenters","instance_nets","instance_scenarios","instance_vms","instance_vnfs",
  38                            "interfaces","nets","nfvo_tenants","scenarios","sce_interfaces","sce_nets",
  39                            "sce_vnfs","tenants_datacenters","datacenter_tenants","vms","vnfs", "datacenter_nets",
  40                            "instance_actions", "vim_actions", "sce_vnffgs", "sce_rsps", "sce_rsp_hops",
  41                            "sce_classifiers", "sce_classifier_matches", "instance_sfis", "instance_sfs",
  42                            "instance_classifications", "instance_sfps"]
  43
  44
  45 class nfvo_db(db_base.db_base):
  46     def __init__(self, host=None, user=None, passwd=None, database=None, log_name='openmano.db', log_level=None):
  47         db_base.db_base.__init__(self, host, user, passwd, database, log_name, log_level)
  48         db_base.db_base.tables_with_created_field=tables_with_createdat_field
  49         return
  50
  51     def new_vnf_as_a_whole(self,nfvo_tenant,vnf_name,vnf_descriptor,VNFCDict):
  52         self.logger.debug("Adding new vnf to the NFVO database")
  53         tries = 2
  54         while tries:
  55             created_time = time.time()
  56             try:
  57                 with self.con:
  58
  59                     myVNFDict = {}
  60                     myVNFDict["name"] = vnf_name
  61                     myVNFDict["descriptor"] = vnf_descriptor['vnf'].get('descriptor')
  62                     myVNFDict["public"] = vnf_descriptor['vnf'].get('public', "false")
  63                     myVNFDict["description"] = vnf_descriptor['vnf']['description']
  64                     myVNFDict["class"] = vnf_descriptor['vnf'].get('class',"MISC")
  65                     myVNFDict["tenant_id"] = vnf_descriptor['vnf'].get("tenant_id")
  66
  67                     vnf_id = self._new_row_internal('vnfs', myVNFDict, add_uuid=True, root_uuid=None, created_time=created_time)
  68                     #print "Adding new vms to the NFVO database"
  69                     #For each vm, we must create the appropriate vm in the NFVO database.
  70                     vmDict = {}
  71                     for _,vm in VNFCDict.iteritems():
  72                         #This code could make the name of the vms grow and grow.
  73                         #If we agree to follow this convention, we should check with a regex that the vnfc name is not including yet the vnf name
  74                         #vm['name'] = "%s-%s" % (vnf_name,vm['name'])
  75                         #print "VM name: %s. Description: %s" % (vm['name'], vm['description'])
  76                         vm["vnf_id"] = vnf_id
  77                         created_time += 0.00001
  78                         vm_id = self._new_row_internal('vms', vm, add_uuid=True, root_uuid=vnf_id, created_time=created_time)
  79                         #print "Internal vm id in NFVO DB: %s" % vm_id
  80                         vmDict[vm['name']] = vm_id
  81
  82                     #Collect the bridge interfaces of each VM/VNFC under the 'bridge-ifaces' field
  83                     bridgeInterfacesDict = {}
  84                     for vm in vnf_descriptor['vnf']['VNFC']:
  85                         if 'bridge-ifaces' in  vm:
  86                             bridgeInterfacesDict[vm['name']] = {}
  87                             for bridgeiface in vm['bridge-ifaces']:
  88                                 created_time += 0.00001
  89                                 if 'port-security' in bridgeiface:
  90                                     bridgeiface['port_security'] = bridgeiface.pop('port-security')
  91                                 if 'floating-ip' in bridgeiface:
  92                                     bridgeiface['floating_ip'] = bridgeiface.pop('floating-ip')
  93                                 db_base._convert_bandwidth(bridgeiface, logger=self.logger)
  94                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']] = {}
  95                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']]['vpci'] = bridgeiface.get('vpci',None)
  96                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']]['mac'] = bridgeiface.get('mac_address',None)
  97                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']]['bw'] = bridgeiface.get('bandwidth', None)
  98                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']]['model'] = bridgeiface.get('model', None)
  99                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']]['port_security'] = \
 100                                     int(bridgeiface.get('port_security', True))
 101                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']]['floating_ip'] = \
 102                                     int(bridgeiface.get('floating_ip', False))
 103                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']]['created_time'] = created_time
 104
 105                     # Collect the data interfaces of each VM/VNFC under the 'numas' field
 106                     dataifacesDict = {}
 107                     for vm in vnf_descriptor['vnf']['VNFC']:
 108                         dataifacesDict[vm['name']] = {}
 109                         for numa in vm.get('numas', []):
 110                             for dataiface in numa.get('interfaces', []):
 111                                 created_time += 0.00001
 112                                 db_base._convert_bandwidth(dataiface, logger=self.logger)
 113                                 dataifacesDict[vm['name']][dataiface['name']] = {}
 114                                 dataifacesDict[vm['name']][dataiface['name']]['vpci'] = dataiface.get('vpci')
 115                                 dataifacesDict[vm['name']][dataiface['name']]['bw'] = dataiface['bandwidth']
 116                                 dataifacesDict[vm['name']][dataiface['name']]['model'] = "PF" if dataiface[
 117                                                                                                      'dedicated'] == "yes" else (
 118                                 "VF" if dataiface['dedicated'] == "no" else "VFnotShared")
 119                                 dataifacesDict[vm['name']][dataiface['name']]['created_time'] = created_time
 120
 121                     #For each internal connection, we add it to the interfaceDict and we  create the appropriate net in the NFVO database.
 122                     #print "Adding new nets (VNF internal nets) to the NFVO database (if any)"
 123                     internalconnList = []
 124                     if 'internal-connections' in vnf_descriptor['vnf']:
 125                         for net in vnf_descriptor['vnf']['internal-connections']:
 126                             #print "Net name: %s. Description: %s" % (net['name'], net['description'])
 127
 128                             myNetDict = {}
 129                             myNetDict["name"] = net['name']
 130                             myNetDict["description"] = net['description']
 131                             myNetDict["type"] = net['type']
 132                             myNetDict["vnf_id"] = vnf_id
 133
 134                             created_time += 0.00001
 135                             net_id = self._new_row_internal('nets', myNetDict, add_uuid=True, root_uuid=vnf_id, created_time=created_time)
 136
 137                             for element in net['elements']:
 138                                 ifaceItem = {}
 139                                 #ifaceItem["internal_name"] = "%s-%s-%s" % (net['name'],element['VNFC'], element['local_iface_name'])
 140                                 ifaceItem["internal_name"] = element['local_iface_name']
 141                                 #ifaceItem["vm_id"] = vmDict["%s-%s" % (vnf_name,element['VNFC'])]
 142                                 ifaceItem["vm_id"] = vmDict[element['VNFC']]
 143                                 ifaceItem["net_id"] = net_id
 144                                 ifaceItem["type"] = net['type']
 145                                 if ifaceItem ["type"] == "data":
 146                                     dataiface = dataifacesDict[ element['VNFC'] ][ element['local_iface_name'] ]
 147                                     ifaceItem["vpci"] =  dataiface['vpci']
 148                                     ifaceItem["bw"] =    dataiface['bw']
 149                                     ifaceItem["model"] = dataiface['model']
 150                                     created_time_iface = dataiface['created_time']
 151                                 else:
 152                                     bridgeiface =  bridgeInterfacesDict[ element['VNFC'] ][ element['local_iface_name'] ]
 153                                     ifaceItem["vpci"]          = bridgeiface['vpci']
 154                                     ifaceItem["mac"]           = bridgeiface['mac']
 155                                     ifaceItem["bw"]            = bridgeiface['bw']
 156                                     ifaceItem["model"]         = bridgeiface['model']
 157                                     ifaceItem["port_security"] = bridgeiface['port_security']
 158                                     ifaceItem["floating_ip"]   = bridgeiface['floating_ip']
 159                                     created_time_iface = bridgeiface['created_time']
 160                                 internalconnList.append(ifaceItem)
 161                             #print "Internal net id in NFVO DB: %s" % net_id
 162
 163                     #print "Adding internal interfaces to the NFVO database (if any)"
 164                     for iface in internalconnList:
 165                         #print "Iface name: %s" % iface['internal_name']
 166                         iface_id = self._new_row_internal('interfaces', iface, add_uuid=True, root_uuid=vnf_id, created_time = created_time_iface)
 167                         #print "Iface id in NFVO DB: %s" % iface_id
 168
 169                     #print "Adding external interfaces to the NFVO database"
 170                     for iface in vnf_descriptor['vnf']['external-connections']:
 171                         myIfaceDict = {}
 172                         #myIfaceDict["internal_name"] = "%s-%s-%s" % (vnf_name,iface['VNFC'], iface['local_iface_name'])
 173                         myIfaceDict["internal_name"] = iface['local_iface_name']
 174                         #myIfaceDict["vm_id"] = vmDict["%s-%s" % (vnf_name,iface['VNFC'])]
 175                         myIfaceDict["vm_id"] = vmDict[iface['VNFC']]
 176                         myIfaceDict["external_name"] = iface['name']
 177                         myIfaceDict["type"] = iface['type']
 178                         if iface["type"] == "data":
 179                             dataiface = dataifacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]
 180                             myIfaceDict["vpci"]         = dataiface['vpci']
 181                             myIfaceDict["bw"]           = dataiface['bw']
 182                             myIfaceDict["model"]        = dataiface['model']
 183                             created_time_iface = dataiface['created_time']
 184                         else:
 185                             bridgeiface = bridgeInterfacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]
 186                             myIfaceDict["vpci"]         = bridgeiface['vpci']
 187                             myIfaceDict["bw"]           = bridgeiface['bw']
 188                             myIfaceDict["model"]        = bridgeiface['model']
 189                             myIfaceDict["mac"]          = bridgeiface['mac']
 190                             myIfaceDict["port_security"]= bridgeiface['port_security']
 191                             myIfaceDict["floating_ip"]  = bridgeiface['floating_ip']
 192                             created_time_iface = bridgeiface['created_time']
 193                         #print "Iface name: %s" % iface['name']
 194                         iface_id = self._new_row_internal('interfaces', myIfaceDict, add_uuid=True, root_uuid=vnf_id, created_time = created_time_iface)
 195                         #print "Iface id in NFVO DB: %s" % iface_id
 196
 197                     return vnf_id
 198
 199             except (mdb.Error, AttributeError) as e:
 200                 self._format_error(e, tries)
 201             tries -= 1
 202
 203     def new_vnf_as_a_whole2(self,nfvo_tenant,vnf_name,vnf_descriptor,VNFCDict):
 204         self.logger.debug("Adding new vnf to the NFVO database")
 205         tries = 2
 206         while tries:
 207             created_time = time.time()
 208             try:
 209                 with self.con:
 210
 211                     myVNFDict = {}
 212                     myVNFDict["name"] = vnf_name
 213                     myVNFDict["descriptor"] = vnf_descriptor['vnf'].get('descriptor')
 214                     myVNFDict["public"] = vnf_descriptor['vnf'].get('public', "false")
 215                     myVNFDict["description"] = vnf_descriptor['vnf']['description']
 216                     myVNFDict["class"] = vnf_descriptor['vnf'].get('class',"MISC")
 217                     myVNFDict["tenant_id"] = vnf_descriptor['vnf'].get("tenant_id")
 218
 219                     vnf_id = self._new_row_internal('vnfs', myVNFDict, add_uuid=True, root_uuid=None, created_time=created_time)
 220                     #print "Adding new vms to the NFVO database"
 221                     #For each vm, we must create the appropriate vm in the NFVO database.
 222                     vmDict = {}
 223                     for _,vm in VNFCDict.iteritems():
 224                         #This code could make the name of the vms grow and grow.
 225                         #If we agree to follow this convention, we should check with a regex that the vnfc name is not including yet the vnf name
 226                         #vm['name'] = "%s-%s" % (vnf_name,vm['name'])
 227                         #print "VM name: %s. Description: %s" % (vm['name'], vm['description'])
 228                         vm["vnf_id"] = vnf_id
 229                         created_time += 0.00001
 230                         vm_id = self._new_row_internal('vms', vm, add_uuid=True, root_uuid=vnf_id, created_time=created_time)
 231                         #print "Internal vm id in NFVO DB: %s" % vm_id
 232                         vmDict[vm['name']] = vm_id
 233
 234                     #Collect the bridge interfaces of each VM/VNFC under the 'bridge-ifaces' field
 235                     bridgeInterfacesDict = {}
 236                     for vm in vnf_descriptor['vnf']['VNFC']:
 237                         if 'bridge-ifaces' in  vm:
 238                             bridgeInterfacesDict[vm['name']] = {}
 239                             for bridgeiface in vm['bridge-ifaces']:
 240                                 created_time += 0.00001
 241                                 db_base._convert_bandwidth(bridgeiface, logger=self.logger)
 242                                 if 'port-security' in bridgeiface:
 243                                     bridgeiface['port_security'] = bridgeiface.pop('port-security')
 244                                 if 'floating-ip' in bridgeiface:
 245                                     bridgeiface['floating_ip'] = bridgeiface.pop('floating-ip')
 246                                 ifaceDict = {}
 247                                 ifaceDict['vpci'] = bridgeiface.get('vpci',None)
 248                                 ifaceDict['mac'] = bridgeiface.get('mac_address',None)
 249                                 ifaceDict['bw'] = bridgeiface.get('bandwidth', None)
 250                                 ifaceDict['model'] = bridgeiface.get('model', None)
 251                                 ifaceDict['port_security'] = int(bridgeiface.get('port_security', True))
 252                                 ifaceDict['floating_ip'] = int(bridgeiface.get('floating_ip', False))
 253                                 ifaceDict['created_time'] = created_time
 254                                 bridgeInterfacesDict[vm['name']][bridgeiface['name']] = ifaceDict
 255
 256                     # Collect the data interfaces of each VM/VNFC under the 'numas' field
 257                     dataifacesDict = {}
 258                     for vm in vnf_descriptor['vnf']['VNFC']:
 259                         dataifacesDict[vm['name']] = {}
 260                         for numa in vm.get('numas', []):
 261                             for dataiface in numa.get('interfaces', []):
 262                                 created_time += 0.00001
 263                                 db_base._convert_bandwidth(dataiface, logger=self.logger)
 264                                 ifaceDict = {}
 265                                 ifaceDict['vpci'] = dataiface.get('vpci')
 266                                 ifaceDict['bw'] = dataiface['bandwidth']
 267                                 ifaceDict['model'] = "PF" if dataiface['dedicated'] == "yes" else \
 268                                     ("VF" if dataiface['dedicated'] == "no" else "VFnotShared")
 269                                 ifaceDict['created_time'] = created_time
 270                                 dataifacesDict[vm['name']][dataiface['name']] = ifaceDict
 271
 272                     #For each internal connection, we add it to the interfaceDict and we  create the appropriate net in the NFVO database.
 273                     #print "Adding new nets (VNF internal nets) to the NFVO database (if any)"
 274                     if 'internal-connections' in vnf_descriptor['vnf']:
 275                         for net in vnf_descriptor['vnf']['internal-connections']:
 276                             #print "Net name: %s. Description: %s" % (net['name'], net['description'])
 277
 278                             myNetDict = {}
 279                             myNetDict["name"] = net['name']
 280                             myNetDict["description"] = net['description']
 281                             if (net["implementation"] == "overlay"):
 282                                 net["type"] = "bridge"
 283                                 #It should give an error if the type is e-line. For the moment, we consider it as a bridge
 284                             elif (net["implementation"] == "underlay"):
 285                                 if (net["type"] == "e-line"):
 286                                     net["type"] = "ptp"
 287                                 elif (net["type"] == "e-lan"):
 288                                     net["type"] = "data"
 289                             net.pop("implementation")
 290                             myNetDict["type"] = net['type']
 291                             myNetDict["vnf_id"] = vnf_id
 292
 293                             created_time += 0.00001
 294                             net_id = self._new_row_internal('nets', myNetDict, add_uuid=True, root_uuid=vnf_id, created_time=created_time)
 295
 296                             if "ip-profile" in net:
 297                                 ip_profile = net["ip-profile"]
 298                                 myIPProfileDict = {}
 299                                 myIPProfileDict["net_id"] = net_id
 300                                 myIPProfileDict["ip_version"] = ip_profile.get('ip-version',"IPv4")
 301                                 myIPProfileDict["subnet_address"] = ip_profile.get('subnet-address',None)
 302                                 myIPProfileDict["gateway_address"] = ip_profile.get('gateway-address',None)
 303                                 myIPProfileDict["dns_address"] = ip_profile.get('dns-address',None)
 304                                 if ("dhcp" in ip_profile):
 305                                     myIPProfileDict["dhcp_enabled"] = ip_profile["dhcp"].get('enabled',"true")
 306                                     myIPProfileDict["dhcp_start_address"] = ip_profile["dhcp"].get('start-address',None)
 307                                     myIPProfileDict["dhcp_count"] = ip_profile["dhcp"].get('count',None)
 308
 309                                 created_time += 0.00001
 310                                 ip_profile_id = self._new_row_internal('ip_profiles', myIPProfileDict)
 311
 312                             for element in net['elements']:
 313                                 ifaceItem = {}
 314                                 #ifaceItem["internal_name"] = "%s-%s-%s" % (net['name'],element['VNFC'], element['local_iface_name'])
 315                                 ifaceItem["internal_name"] = element['local_iface_name']
 316                                 #ifaceItem["vm_id"] = vmDict["%s-%s" % (vnf_name,element['VNFC'])]
 317                                 ifaceItem["vm_id"] = vmDict[element['VNFC']]
 318                                 ifaceItem["net_id"] = net_id
 319                                 ifaceItem["type"] = net['type']
 320                                 ifaceItem["ip_address"] = element.get('ip_address',None)
 321                                 if ifaceItem ["type"] == "data":
 322                                     ifaceDict = dataifacesDict[ element['VNFC'] ][ element['local_iface_name'] ]
 323                                     ifaceItem["vpci"] =  ifaceDict['vpci']
 324                                     ifaceItem["bw"] =    ifaceDict['bw']
 325                                     ifaceItem["model"] = ifaceDict['model']
 326                                 else:
 327                                     ifaceDict = bridgeInterfacesDict[ element['VNFC'] ][ element['local_iface_name'] ]
 328                                     ifaceItem["vpci"] =  ifaceDict['vpci']
 329                                     ifaceItem["mac"] =  ifaceDict['mac']
 330                                     ifaceItem["bw"] =    ifaceDict['bw']
 331                                     ifaceItem["model"] = ifaceDict['model']
 332                                     ifaceItem["port_security"] = ifaceDict['port_security']
 333                                     ifaceItem["floating_ip"] = ifaceDict['floating_ip']
 334                                 created_time_iface = ifaceDict["created_time"]
 335                                 #print "Iface name: %s" % iface['internal_name']
 336                                 iface_id = self._new_row_internal('interfaces', ifaceItem, add_uuid=True, root_uuid=vnf_id, created_time=created_time_iface)
 337                                 #print "Iface id in NFVO DB: %s" % iface_id
 338
 339                     #print "Adding external interfaces to the NFVO database"
 340                     for iface in vnf_descriptor['vnf']['external-connections']:
 341                         myIfaceDict = {}
 342                         #myIfaceDict["internal_name"] = "%s-%s-%s" % (vnf_name,iface['VNFC'], iface['local_iface_name'])
 343                         myIfaceDict["internal_name"] = iface['local_iface_name']
 344                         #myIfaceDict["vm_id"] = vmDict["%s-%s" % (vnf_name,iface['VNFC'])]
 345                         myIfaceDict["vm_id"] = vmDict[iface['VNFC']]
 346                         myIfaceDict["external_name"] = iface['name']
 347                         myIfaceDict["type"] = iface['type']
 348                         if iface["type"] == "data":
 349                             myIfaceDict["vpci"]  = dataifacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['vpci']
 350                             myIfaceDict["bw"]    = dataifacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['bw']
 351                             myIfaceDict["model"] = dataifacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['model']
 352                             created_time_iface = dataifacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['created_time']
 353                         else:
 354                             myIfaceDict["vpci"]  = bridgeInterfacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['vpci']
 355                             myIfaceDict["bw"]    = bridgeInterfacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['bw']
 356                             myIfaceDict["model"] = bridgeInterfacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['model']
 357                             myIfaceDict["mac"] = bridgeInterfacesDict[ iface['VNFC'] ][ iface['local_iface_name'] ]['mac']
 358                             myIfaceDict["port_security"] = \
 359                                 bridgeInterfacesDict[iface['VNFC']][iface['local_iface_name']]['port_security']
 360                             myIfaceDict["floating_ip"] = \
 361                                 bridgeInterfacesDict[iface['VNFC']][iface['local_iface_name']]['floating_ip']
 362                             created_time_iface = bridgeInterfacesDict[iface['VNFC']][iface['local_iface_name']]['created_time']
 363                         #print "Iface name: %s" % iface['name']
 364                         iface_id = self._new_row_internal('interfaces', myIfaceDict, add_uuid=True, root_uuid=vnf_id, created_time=created_time_iface)
 365                         #print "Iface id in NFVO DB: %s" % iface_id
 366
 367                     return vnf_id
 368
 369             except (mdb.Error, AttributeError) as e:
 370                 self._format_error(e, tries)
 371 #             except KeyError as e2:
 372 #                 exc_type, exc_obj, exc_tb = sys.exc_info()
 373 #                 fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
 374 #                 self.logger.debug("Exception type: %s; Filename: %s; Line number: %s", exc_type, fname, exc_tb.tb_lineno)
 375 #                 raise KeyError
 376             tries -= 1
 377
 378     def new_scenario(self, scenario_dict):
 379         tries = 2
 380         while tries:
 381             created_time = time.time()
 382             try:
 383                 with self.con:
 384                     self.cur = self.con.cursor()
 385                     tenant_id = scenario_dict.get('tenant_id')
 386                     #scenario
 387                     INSERT_={'tenant_id': tenant_id,
 388                              'name': scenario_dict['name'],
 389                              'description': scenario_dict['description'],
 390                              'public': scenario_dict.get('public', "false")}
 391
 392                     scenario_uuid =  self._new_row_internal('scenarios', INSERT_, add_uuid=True, root_uuid=None, created_time=created_time)
 393                     #sce_nets
 394                     for net in scenario_dict['nets'].values():
 395                         net_dict={'scenario_id': scenario_uuid}
 396                         net_dict["name"] = net["name"]
 397                         net_dict["type"] = net["type"]
 398                         net_dict["description"] = net.get("description")
 399                         net_dict["external"] = net.get("external", False)
 400                         if "graph" in net:
 401                             #net["graph"]=yaml.safe_dump(net["graph"],default_flow_style=True,width=256)
 402                             #TODO, must be json because of the GUI, change to yaml
 403                             net_dict["graph"]=json.dumps(net["graph"])
 404                         created_time += 0.00001
 405                         net_uuid =  self._new_row_internal('sce_nets', net_dict, add_uuid=True, root_uuid=scenario_uuid, created_time=created_time)
 406                         net['uuid']=net_uuid
 407
 408                         if net.get("ip-profile"):
 409                             ip_profile = net["ip-profile"]
 410                             myIPProfileDict = {
 411                                 "sce_net_id": net_uuid,
 412                                 "ip_version": ip_profile.get('ip-version', "IPv4"),
 413                                 "subnet_address": ip_profile.get('subnet-address'),
 414                                 "gateway_address": ip_profile.get('gateway-address'),
 415                                 "dns_address": ip_profile.get('dns-address')}
 416                             if "dhcp" in ip_profile:
 417                                 myIPProfileDict["dhcp_enabled"] = ip_profile["dhcp"].get('enabled', "true")
 418                                 myIPProfileDict["dhcp_start_address"] = ip_profile["dhcp"].get('start-address')
 419                                 myIPProfileDict["dhcp_count"] = ip_profile["dhcp"].get('count')
 420                             self._new_row_internal('ip_profiles', myIPProfileDict)
 421
 422                     # sce_vnfs
 423                     for k, vnf in scenario_dict['vnfs'].items():
 424                         INSERT_ = {'scenario_id': scenario_uuid,
 425                                    'name': k,
 426                                    'vnf_id': vnf['uuid'],
 427                                    # 'description': scenario_dict['name']
 428                                    'description': vnf['description']}
 429                         if "graph" in vnf:
 430                             #I NSERT_["graph"]=yaml.safe_dump(vnf["graph"],default_flow_style=True,width=256)
 431                             # TODO, must be json because of the GUI, change to yaml
 432                             INSERT_["graph"] = json.dumps(vnf["graph"])
 433                         created_time += 0.00001
 434                         scn_vnf_uuid = self._new_row_internal('sce_vnfs', INSERT_, add_uuid=True,
 435                                                               root_uuid=scenario_uuid, created_time=created_time)
 436                         vnf['scn_vnf_uuid']=scn_vnf_uuid
 437                         # sce_interfaces
 438                         for iface in vnf['ifaces'].values():
 439                             # print 'iface', iface
 440                             if 'net_key' not in iface:
 441                                 continue
 442                             iface['net_id'] = scenario_dict['nets'][ iface['net_key'] ]['uuid']
 443                             INSERT_={'sce_vnf_id': scn_vnf_uuid,
 444                                      'sce_net_id': iface['net_id'],
 445                                      'interface_id':  iface['uuid'],
 446                                      'ip_address': iface.get('ip_address')}
 447                             created_time += 0.00001
 448                             iface_uuid = self._new_row_internal('sce_interfaces', INSERT_, add_uuid=True,
 449                                                                  root_uuid=scenario_uuid, created_time=created_time)
 450
 451                     return scenario_uuid
 452
 453             except (mdb.Error, AttributeError) as e:
 454                 self._format_error(e, tries)
 455             tries -= 1
 456
 457     def edit_scenario(self, scenario_dict):
 458         tries = 2
 459         while tries:
 460             modified_time = time.time()
 461             item_changed=0
 462             try:
 463                 with self.con:
 464                     self.cur = self.con.cursor()
 465                     #check that scenario exist
 466                     tenant_id = scenario_dict.get('tenant_id')
 467                     scenario_uuid = scenario_dict['uuid']
 468
 469                     where_text = "uuid='{}'".format(scenario_uuid)
 470                     if not tenant_id and tenant_id != "any":
 471                         where_text += " AND (tenant_id='{}' OR public='True')".format(tenant_id)
 472                     cmd = "SELECT * FROM scenarios WHERE "+ where_text
 473                     self.logger.debug(cmd)
 474                     self.cur.execute(cmd)
 475                     self.cur.fetchall()
 476                     if self.cur.rowcount==0:
 477                         raise db_base.db_base_Exception("No scenario found with this criteria " + where_text, db_base.HTTP_Bad_Request)
 478                     elif self.cur.rowcount>1:
 479                         raise db_base.db_base_Exception("More than one scenario found with this criteria " + where_text, db_base.HTTP_Bad_Request)
 480
 481                     #scenario
 482                     nodes = {}
 483                     topology = scenario_dict.pop("topology", None)
 484                     if topology != None and "nodes" in topology:
 485                         nodes = topology.get("nodes",{})
 486                     UPDATE_ = {}
 487                     if "name" in scenario_dict:        UPDATE_["name"] = scenario_dict["name"]
 488                     if "description" in scenario_dict: UPDATE_["description"] = scenario_dict["description"]
 489                     if len(UPDATE_)>0:
 490                         WHERE_={'tenant_id': tenant_id, 'uuid': scenario_uuid}
 491                         item_changed += self._update_rows('scenarios', UPDATE_, WHERE_, modified_time=modified_time)
 492                     #sce_nets
 493                     for node_id, node in nodes.items():
 494                         if "graph" in node:
 495                             #node["graph"] = yaml.safe_dump(node["graph"],default_flow_style=True,width=256)
 496                             #TODO, must be json because of the GUI, change to yaml
 497                             node["graph"] = json.dumps(node["graph"])
 498                         WHERE_={'scenario_id': scenario_uuid, 'uuid': node_id}
 499                         #Try to change at sce_nets(version 0 API backward compatibility and sce_vnfs)
 500                         item_changed += self._update_rows('sce_nets', node, WHERE_)
 501                         item_changed += self._update_rows('sce_vnfs', node, WHERE_, modified_time=modified_time)
 502                     return item_changed
 503
 504             except (mdb.Error, AttributeError) as e:
 505                 self._format_error(e, tries)
 506             tries -= 1
 507
 508 #     def get_instance_scenario(self, instance_scenario_id, tenant_id=None):
 509 #         '''Obtain the scenario instance information, filtering by one or serveral of the tenant, uuid or name
 510 #         instance_scenario_id is the uuid or the name if it is not a valid uuid format
 511 #         Only one scenario isntance must mutch the filtering or an error is returned
 512 #         '''
 513 #         print "1******************************************************************"
 514 #         try:
 515 #             with self.con:
 516 #                 self.cur = self.con.cursor(mdb.cursors.DictCursor)
 517 #                 #scenario table
 518 #                 where_list=[]
 519 #                 if tenant_id is not None: where_list.append( "tenant_id='" + tenant_id +"'" )
 520 #                 if db_base._check_valid_uuid(instance_scenario_id):
 521 #                     where_list.append( "uuid='" + instance_scenario_id +"'" )
 522 #                 else:
 523 #                     where_list.append( "name='" + instance_scenario_id +"'" )
 524 #                 where_text = " AND ".join(where_list)
 525 #                 self.cur.execute("SELECT * FROM instance_scenarios WHERE "+ where_text)
 526 #                 rows = self.cur.fetchall()
 527 #                 if self.cur.rowcount==0:
 528 #                     return -HTTP_Bad_Request, "No scenario instance found with this criteria " + where_text
 529 #                 elif self.cur.rowcount>1:
 530 #                     return -HTTP_Bad_Request, "More than one scenario instance found with this criteria " + where_text
 531 #                 instance_scenario_dict = rows[0]
 532 #
 533 #                 #instance_vnfs
 534 #                 self.cur.execute("SELECT uuid,vnf_id FROM instance_vnfs WHERE instance_scenario_id='"+ instance_scenario_dict['uuid'] + "'")
 535 #                 instance_scenario_dict['instance_vnfs'] = self.cur.fetchall()
 536 #                 for vnf in instance_scenario_dict['instance_vnfs']:
 537 #                     #instance_vms
 538 #                     self.cur.execute("SELECT uuid, vim_vm_id "+
 539 #                                 "FROM instance_vms  "+
 540 #                                 "WHERE instance_vnf_id='" + vnf['uuid'] +"'"
 541 #                                 )
 542 #                     vnf['instance_vms'] = self.cur.fetchall()
 543 #                 #instance_nets
 544 #                 self.cur.execute("SELECT uuid, vim_net_id FROM instance_nets WHERE instance_scenario_id='"+ instance_scenario_dict['uuid'] + "'")
 545 #                 instance_scenario_dict['instance_nets'] = self.cur.fetchall()
 546 #
 547 #                 #instance_interfaces
 548 #                 self.cur.execute("SELECT uuid, vim_interface_id, instance_vm_id, instance_net_id FROM instance_interfaces WHERE instance_scenario_id='"+ instance_scenario_dict['uuid'] + "'")
 549 #                 instance_scenario_dict['instance_interfaces'] = self.cur.fetchall()
 550 #
 551 #                 db_base._convert_datetime2str(instance_scenario_dict)
 552 #                 db_base._convert_str2boolean(instance_scenario_dict, ('public','shared','external') )
 553 #                 print "2******************************************************************"
 554 #                 return 1, instance_scenario_dict
 555 #         except (mdb.Error, AttributeError) as e:
 556 #             print "nfvo_db.get_instance_scenario DB Exception %d: %s" % (e.args[0], e.args[1])
 557 #             return self._format_error(e)
 558
 559     def get_scenario(self, scenario_id, tenant_id=None, datacenter_vim_id=None, datacenter_id=None):
 560         '''Obtain the scenario information, filtering by one or serveral of the tenant, uuid or name
 561         scenario_id is the uuid or the name if it is not a valid uuid format
 562         if datacenter_vim_id,d datacenter_id is provided, it supply aditional vim_id fields with the matching vim uuid
 563         Only one scenario must mutch the filtering or an error is returned
 564         '''
 565         tries = 2
 566         while tries:
 567             try:
 568                 with self.con:
 569                     self.cur = self.con.cursor(mdb.cursors.DictCursor)
 570                     where_text = "uuid='{}'".format(scenario_id)
 571                     if not tenant_id and tenant_id != "any":
 572                         where_text += " AND (tenant_id='{}' OR public='True')".format(tenant_id)
 573                     cmd = "SELECT * FROM scenarios WHERE " + where_text
 574                     self.logger.debug(cmd)
 575                     self.cur.execute(cmd)
 576                     rows = self.cur.fetchall()
 577                     if self.cur.rowcount==0:
 578                         raise db_base.db_base_Exception("No scenario found with this criteria " + where_text, db_base.HTTP_Bad_Request)
 579                     elif self.cur.rowcount>1:
 580                         raise db_base.db_base_Exception("More than one scenario found with this criteria " + where_text, db_base.HTTP_Bad_Request)
 581                     scenario_dict = rows[0]
 582                     if scenario_dict["cloud_config"]:
 583                         scenario_dict["cloud-config"] = yaml.load(scenario_dict["cloud_config"])
 584                     del scenario_dict["cloud_config"]
 585                     #sce_vnfs
 586                     cmd = "SELECT uuid,name,member_vnf_index,vnf_id,description FROM sce_vnfs WHERE scenario_id='{}' "\
 587                           "ORDER BY created_at".format(scenario_dict['uuid'])
 588                     self.logger.debug(cmd)
 589                     self.cur.execute(cmd)
 590                     scenario_dict['vnfs'] = self.cur.fetchall()
 591
 592                     for vnf in scenario_dict['vnfs']:
 593                         cmd = "SELECT mgmt_access FROM vnfs WHERE uuid='{}'".format(scenario_dict['vnfs'][0]['vnf_id'])
 594                         self.logger.debug(cmd)
 595                         self.cur.execute(cmd)
 596                         mgmt_access_dict = self.cur.fetchall()
 597                         if mgmt_access_dict[0].get('mgmt_access'):
 598                             vnf['mgmt_access'] = yaml.load(mgmt_access_dict[0]['mgmt_access'])
 599                         else:
 600                             vnf['mgmt_access'] = None
 601                         # sce_interfaces
 602                         cmd = "SELECT scei.uuid,scei.sce_net_id,scei.interface_id,i.external_name,scei.ip_address"\
 603                               " FROM sce_interfaces as scei join interfaces as i on scei.interface_id=i.uuid"\
 604                               " WHERE scei.sce_vnf_id='{}' ORDER BY scei.created_at".format(vnf['uuid'])
 605                         self.logger.debug(cmd)
 606                         self.cur.execute(cmd)
 607                         vnf['interfaces'] = self.cur.fetchall()
 608                         # vms
 609                         cmd = "SELECT vms.uuid as uuid, flavor_id, image_id, image_list, vms.name as name," \
 610                               " vms.description as description, vms.boot_data as boot_data, count," \
 611                               " vms.availability_zone as availability_zone" \
 612                               " FROM vnfs join vms on vnfs.uuid=vms.vnf_id" \
 613                               " WHERE vnfs.uuid='" + vnf['vnf_id'] + "'"  \
 614                               " ORDER BY vms.created_at"
 615                         self.logger.debug(cmd)
 616                         self.cur.execute(cmd)
 617                         vnf['vms'] = self.cur.fetchall()
 618                         for vm in vnf['vms']:
 619                             if vm["boot_data"]:
 620                                 vm["boot_data"] = yaml.safe_load(vm["boot_data"])
 621                             else:
 622                                 del vm["boot_data"]
 623                             if vm["image_list"]:
 624                                 vm["image_list"] = yaml.safe_load(vm["image_list"])
 625                             else:
 626                                 del vm["image_list"]
 627                             if datacenter_vim_id!=None:
 628                                 cmd = "SELECT vim_id FROM datacenters_images WHERE image_id='{}' AND datacenter_vim_id='{}'".format(vm['image_id'],datacenter_vim_id)
 629                                 self.logger.debug(cmd)
 630                                 self.cur.execute(cmd)
 631                                 if self.cur.rowcount==1:
 632                                     vim_image_dict = self.cur.fetchone()
 633                                     vm['vim_image_id']=vim_image_dict['vim_id']
 634                                 cmd = "SELECT vim_id FROM datacenters_flavors WHERE flavor_id='{}' AND datacenter_vim_id='{}'".format(vm['flavor_id'],datacenter_vim_id)
 635                                 self.logger.debug(cmd)
 636                                 self.cur.execute(cmd)
 637                                 if self.cur.rowcount==1:
 638                                     vim_flavor_dict = self.cur.fetchone()
 639                                     vm['vim_flavor_id']=vim_flavor_dict['vim_id']
 640
 641                             #interfaces
 642                             cmd = "SELECT uuid,internal_name,external_name,net_id,type,vpci,mac,bw,model,ip_address," \
 643                                   "floating_ip, port_security" \
 644                                     " FROM interfaces" \
 645                                     " WHERE vm_id='{}'" \
 646                                     " ORDER BY created_at".format(vm['uuid'])
 647                             self.logger.debug(cmd)
 648                             self.cur.execute(cmd)
 649                             vm['interfaces'] = self.cur.fetchall()
 650                             for iface in vm['interfaces']:
 651                                 iface['port-security'] = iface.pop("port_security")
 652                                 iface['floating-ip'] = iface.pop("floating_ip")
 653                                 for sce_interface in vnf["interfaces"]:
 654                                     if sce_interface["interface_id"] == iface["uuid"]:
 655                                         if sce_interface["ip_address"]:
 656                                             iface["ip_address"] = sce_interface["ip_address"]
 657                                         break
 658                         #nets    every net of a vms
 659                         cmd = "SELECT uuid,name,type,description FROM nets WHERE vnf_id='{}'".format(vnf['vnf_id'])
 660                         self.logger.debug(cmd)
 661                         self.cur.execute(cmd)
 662                         vnf['nets'] = self.cur.fetchall()
 663                         for vnf_net in vnf['nets']:
 664                             SELECT_ = "ip_version,subnet_address,gateway_address,dns_address,dhcp_enabled,dhcp_start_address,dhcp_count"
 665                             cmd = "SELECT {} FROM ip_profiles WHERE net_id='{}'".format(SELECT_,vnf_net['uuid'])
 666                             self.logger.debug(cmd)
 667                             self.cur.execute(cmd)
 668                             ipprofiles = self.cur.fetchall()
 669                             if self.cur.rowcount==1:
 670                                 vnf_net["ip_profile"] = ipprofiles[0]
 671                             elif self.cur.rowcount>1:
 672                                 raise db_base.db_base_Exception("More than one ip-profile found with this criteria: net_id='{}'".format(vnf_net['uuid']), db_base.HTTP_Bad_Request)
 673
 674                     #sce_nets
 675                     cmd = "SELECT uuid,name,type,external,description" \
 676                           " FROM sce_nets  WHERE scenario_id='{}'" \
 677                           " ORDER BY created_at ".format(scenario_dict['uuid'])
 678                     self.logger.debug(cmd)
 679                     self.cur.execute(cmd)
 680                     scenario_dict['nets'] = self.cur.fetchall()
 681                     #datacenter_nets
 682                     for net in scenario_dict['nets']:
 683                         if str(net['external']) == 'false':
 684                             SELECT_ = "ip_version,subnet_address,gateway_address,dns_address,dhcp_enabled,dhcp_start_address,dhcp_count"
 685                             cmd = "SELECT {} FROM ip_profiles WHERE sce_net_id='{}'".format(SELECT_,net['uuid'])
 686                             self.logger.debug(cmd)
 687                             self.cur.execute(cmd)
 688                             ipprofiles = self.cur.fetchall()
 689                             if self.cur.rowcount==1:
 690                                 net["ip_profile"] = ipprofiles[0]
 691                             elif self.cur.rowcount>1:
 692                                 raise db_base.db_base_Exception("More than one ip-profile found with this criteria: sce_net_id='{}'".format(net['uuid']), db_base.HTTP_Bad_Request)
 693                             continue
 694                         WHERE_=" WHERE name='{}'".format(net['name'])
 695                         if datacenter_id!=None:
 696                             WHERE_ += " AND datacenter_id='{}'".format(datacenter_id)
 697                         cmd = "SELECT vim_net_id FROM datacenter_nets" + WHERE_
 698                         self.logger.debug(cmd)
 699                         self.cur.execute(cmd)
 700                         d_net = self.cur.fetchone()
 701                         if d_net==None or datacenter_vim_id==None:
 702                             #print "nfvo_db.get_scenario() WARNING external net %s not found"  % net['name']
 703                             net['vim_id']=None
 704                         else:
 705                             net['vim_id']=d_net['vim_net_id']
 706
 707                     db_base._convert_datetime2str(scenario_dict)
 708                     db_base._convert_str2boolean(scenario_dict, ('public','shared','external','port-security','floating-ip') )
 709
 710                     #forwarding graphs
 711                     cmd = "SELECT uuid,name,description,vendor FROM sce_vnffgs WHERE scenario_id='{}' "\
 712                           "ORDER BY created_at".format(scenario_dict['uuid'])
 713                     self.logger.debug(cmd)
 714                     self.cur.execute(cmd)
 715                     scenario_dict['vnffgs'] = self.cur.fetchall()
 716                     for vnffg in scenario_dict['vnffgs']:
 717                         cmd = "SELECT uuid,name FROM sce_rsps WHERE sce_vnffg_id='{}' "\
 718                               "ORDER BY created_at".format(vnffg['uuid'])
 719                         self.logger.debug(cmd)
 720                         self.cur.execute(cmd)
 721                         vnffg['rsps'] = self.cur.fetchall()
 722                         for rsp in vnffg['rsps']:
 723                             cmd = "SELECT uuid,if_order,interface_id,sce_vnf_id FROM sce_rsp_hops WHERE sce_rsp_id='{}' "\
 724                                   "ORDER BY created_at".format(rsp['uuid'])
 725                             self.logger.debug(cmd)
 726                             self.cur.execute(cmd)
 727                             rsp['connection_points'] = self.cur.fetchall();
 728                             cmd = "SELECT uuid,name,sce_vnf_id,interface_id FROM sce_classifiers WHERE sce_vnffg_id='{}' "\
 729                                   "AND sce_rsp_id='{}' ORDER BY created_at".format(vnffg['uuid'], rsp['uuid'])
 730                             self.logger.debug(cmd)
 731                             self.cur.execute(cmd)
 732                             rsp['classifier'] = self.cur.fetchone();
 733                             cmd = "SELECT uuid,ip_proto,source_ip,destination_ip,source_port,destination_port FROM sce_classifier_matches "\
 734                                   "WHERE sce_classifier_id='{}' ORDER BY created_at".format(rsp['classifier']['uuid'])
 735                             self.logger.debug(cmd)
 736                             self.cur.execute(cmd)
 737                             rsp['classifier']['matches'] = self.cur.fetchall()
 738
 739                     return scenario_dict
 740             except (mdb.Error, AttributeError) as e:
 741                 self._format_error(e, tries)
 742             tries -= 1
 743
 744     def delete_scenario(self, scenario_id, tenant_id=None):
 745         '''Deletes a scenario, filtering by one or several of the tenant, uuid or name
 746         scenario_id is the uuid or the name if it is not a valid uuid format
 747         Only one scenario must mutch the filtering or an error is returned
 748         '''
 749         tries = 2
 750         while tries:
 751             try:
 752                 with self.con:
 753                     self.cur = self.con.cursor(mdb.cursors.DictCursor)
 754
 755                     #scenario table
 756                     where_text = "uuid='{}'".format(scenario_id)
 757                     if not tenant_id and tenant_id != "any":
 758                         where_text += " AND (tenant_id='{}' OR public='True')".format(tenant_id)
 759                     cmd = "SELECT * FROM scenarios WHERE "+ where_text
 760                     self.logger.debug(cmd)
 761                     self.cur.execute(cmd)
 762                     rows = self.cur.fetchall()
 763                     if self.cur.rowcount==0:
 764                         raise db_base.db_base_Exception("No scenario found where " + where_text, db_base.HTTP_Bad_Request)
 765                     elif self.cur.rowcount>1:
 766                         raise db_base.db_base_Exception("More than one scenario found where " + where_text, db_base.HTTP_Bad_Request)
 767                     scenario_uuid = rows[0]["uuid"]
 768                     scenario_name = rows[0]["name"]
 769
 770                     #sce_vnfs
 771                     cmd = "DELETE FROM scenarios WHERE uuid='{}'".format(scenario_uuid)
 772                     self.logger.debug(cmd)
 773                     self.cur.execute(cmd)
 774
 775                     return scenario_uuid + " " + scenario_name
 776             except (mdb.Error, AttributeError) as e:
 777                 self._format_error(e, tries, "delete", "instances running")
 778             tries -= 1
 779
 780     def new_rows(self, tables, uuid_list=None):
 781         """
 782         Make a transactional insertion of rows at several tables
 783         :param tables: list with dictionary where the keys are the table names and the values are a row or row list
 784             with the values to be inserted at the table. Each row is a dictionary with the key values. E.g.:
 785             tables = [
 786                 {"table1": [ {"column1": value, "column2: value, ... }, {"column1": value, "column2: value, ... }, ...],
 787                 {"table2": [ {"column1": value, "column2: value, ... }, {"column1": value, "column2: value, ... }, ...],
 788                 {"table3": {"column1": value, "column2: value, ... }
 789             }
 790             If tables does not contain the 'created_at', it is generated incrementally with the order of tables. You can
 791             provide a integer value, that it is an index multiply by 0.00001 to add to the created time to manually set
 792             up and order
 793         :param uuid_list: list of created uuids, first one is the root (#TODO to store at uuid table)
 794         :return: None if success,  raise exception otherwise
 795         """
 796         tries = 2
 797         while tries:
 798             created_time = time.time()
 799             try:
 800                 with self.con:
 801                     self.cur = self.con.cursor()
 802                     for table in tables:
 803                         for table_name, row_list in table.items():
 804                             index = 0
 805                             if isinstance(row_list, dict):
 806                                 row_list = (row_list, )  #create a list with the single value
 807                             for row in row_list:
 808                                 if table_name in self.tables_with_created_field:
 809                                     if "created_at" in row:
 810                                         created_time_param = created_time + row.pop("created_at")*0.00001
 811                                     else:
 812                                         created_time_param = created_time + index*0.00001
 813                                         index += 1
 814                                 else:
 815                                     created_time_param = 0
 816                                 self._new_row_internal(table_name, row, add_uuid=False, root_uuid=None,
 817                                                                created_time=created_time_param)
 818                     return
 819             except (mdb.Error, AttributeError) as e:
 820                 self._format_error(e, tries)
 821             tries -= 1
 822
 823     def new_instance_scenario_as_a_whole(self,tenant_id,instance_scenario_name,instance_scenario_description,scenarioDict):
 824         tries = 2
 825         while tries:
 826             created_time = time.time()
 827             try:
 828                 with self.con:
 829                     self.cur = self.con.cursor()
 830                     #instance_scenarios
 831                     datacenter_id = scenarioDict['datacenter_id']
 832                     INSERT_={'tenant_id': tenant_id,
 833                         'datacenter_tenant_id': scenarioDict["datacenter2tenant"][datacenter_id],
 834                         'name': instance_scenario_name,
 835                         'description': instance_scenario_description,
 836                         'scenario_id' : scenarioDict['uuid'],
 837                         'datacenter_id': datacenter_id
 838                     }
 839                     if scenarioDict.get("cloud-config"):
 840                         INSERT_["cloud_config"] = yaml.safe_dump(scenarioDict["cloud-config"], default_flow_style=True, width=256)
 841
 842                     instance_uuid = self._new_row_internal('instance_scenarios', INSERT_, add_uuid=True, root_uuid=None, created_time=created_time)
 843
 844                     net_scene2instance={}
 845                     #instance_nets   #nets interVNF
 846                     for net in scenarioDict['nets']:
 847                         net_scene2instance[ net['uuid'] ] ={}
 848                         datacenter_site_id = net.get('datacenter_id', datacenter_id)
 849                         if not "vim_id_sites" in net:
 850                             net["vim_id_sites"] ={datacenter_site_id: net['vim_id']}
 851                             net["vim_id_sites"]["datacenter_site_id"] = {datacenter_site_id: net['vim_id']}
 852                         sce_net_id = net.get("uuid")
 853
 854                         for datacenter_site_id,vim_id in net["vim_id_sites"].iteritems():
 855                             INSERT_={'vim_net_id': vim_id, 'created': net.get('created', False), 'instance_scenario_id':instance_uuid } #,  'type': net['type']
 856                             INSERT_['datacenter_id'] = datacenter_site_id
 857                             INSERT_['datacenter_tenant_id'] = scenarioDict["datacenter2tenant"][datacenter_site_id]
 858                             if not net.get('created', False):
 859                                 INSERT_['status'] = "ACTIVE"
 860                             if sce_net_id:
 861                                 INSERT_['sce_net_id'] = sce_net_id
 862                             created_time += 0.00001
 863                             instance_net_uuid =  self._new_row_internal('instance_nets', INSERT_, True, instance_uuid, created_time)
 864                             net_scene2instance[ sce_net_id ][datacenter_site_id] = instance_net_uuid
 865                             net['uuid'] = instance_net_uuid  #overwrite scnario uuid by instance uuid
 866
 867                         if 'ip_profile' in net:
 868                             net['ip_profile']['net_id'] = None
 869                             net['ip_profile']['sce_net_id'] = None
 870                             net['ip_profile']['instance_net_id'] = instance_net_uuid
 871                             created_time += 0.00001
 872                             ip_profile_id = self._new_row_internal('ip_profiles', net['ip_profile'])
 873
 874                     #instance_vnfs
 875                     for vnf in scenarioDict['vnfs']:
 876                         datacenter_site_id = vnf.get('datacenter_id', datacenter_id)
 877                         INSERT_={'instance_scenario_id': instance_uuid,  'vnf_id': vnf['vnf_id']  }
 878                         INSERT_['datacenter_id'] = datacenter_site_id
 879                         INSERT_['datacenter_tenant_id'] = scenarioDict["datacenter2tenant"][datacenter_site_id]
 880                         if vnf.get("uuid"):
 881                             INSERT_['sce_vnf_id'] = vnf['uuid']
 882                         created_time += 0.00001
 883                         instance_vnf_uuid =  self._new_row_internal('instance_vnfs', INSERT_, True, instance_uuid, created_time)
 884                         vnf['uuid'] = instance_vnf_uuid  #overwrite scnario uuid by instance uuid
 885
 886                         #instance_nets   #nets intraVNF
 887                         for net in vnf['nets']:
 888                             net_scene2instance[ net['uuid'] ] = {}
 889                             INSERT_={'vim_net_id': net['vim_id'], 'created': net.get('created', False), 'instance_scenario_id':instance_uuid  } #,  'type': net['type']
 890                             INSERT_['datacenter_id'] = net.get('datacenter_id', datacenter_site_id)
 891                             INSERT_['datacenter_tenant_id'] = scenarioDict["datacenter2tenant"][datacenter_id]
 892                             if net.get("uuid"):
 893                                 INSERT_['net_id'] = net['uuid']
 894                             created_time += 0.00001
 895                             instance_net_uuid =  self._new_row_internal('instance_nets', INSERT_, True, instance_uuid, created_time)
 896                             net_scene2instance[ net['uuid'] ][datacenter_site_id] = instance_net_uuid
 897                             net['uuid'] = instance_net_uuid  #overwrite scnario uuid by instance uuid
 898
 899                             if 'ip_profile' in net:
 900                                 net['ip_profile']['net_id'] = None
 901                                 net['ip_profile']['sce_net_id'] = None
 902                                 net['ip_profile']['instance_net_id'] = instance_net_uuid
 903                                 created_time += 0.00001
 904                                 ip_profile_id = self._new_row_internal('ip_profiles', net['ip_profile'])
 905
 906                         #instance_vms
 907                         for vm in vnf['vms']:
 908                             INSERT_={'instance_vnf_id': instance_vnf_uuid,  'vm_id': vm['uuid'], 'vim_vm_id': vm['vim_id']  }
 909                             created_time += 0.00001
 910                             instance_vm_uuid =  self._new_row_internal('instance_vms', INSERT_, True, instance_uuid, created_time)
 911                             vm['uuid'] = instance_vm_uuid  #overwrite scnario uuid by instance uuid
 912
 913                             #instance_interfaces
 914                             for interface in vm['interfaces']:
 915                                 net_id = interface.get('net_id', None)
 916                                 if net_id is None:
 917                                     #check if is connected to a inter VNFs net
 918                                     for iface in vnf['interfaces']:
 919                                         if iface['interface_id'] == interface['uuid']:
 920                                             if 'ip_address' in iface:
 921                                                 interface['ip_address'] = iface['ip_address']
 922                                             net_id = iface.get('sce_net_id', None)
 923                                             break
 924                                 if net_id is None:
 925                                     continue
 926                                 interface_type='external' if interface['external_name'] is not None else 'internal'
 927                                 INSERT_={'instance_vm_id': instance_vm_uuid,  'instance_net_id': net_scene2instance[net_id][datacenter_site_id],
 928                                     'interface_id': interface['uuid'], 'vim_interface_id': interface.get('vim_id'), 'type':  interface_type,
 929                                     'ip_address': interface.get('ip_address'), 'floating_ip': int(interface.get('floating-ip',False)),
 930                                     'port_security': int(interface.get('port-security',True))}
 931                                 #created_time += 0.00001
 932                                 interface_uuid =  self._new_row_internal('instance_interfaces', INSERT_, True, instance_uuid) #, created_time)
 933                                 interface['uuid'] = interface_uuid  #overwrite scnario uuid by instance uuid
 934                 return instance_uuid
 935             except (mdb.Error, AttributeError) as e:
 936                 self._format_error(e, tries)
 937             tries -= 1
 938
 939     def get_instance_scenario(self, instance_id, tenant_id=None, verbose=False):
 940         '''Obtain the instance information, filtering by one or several of the tenant, uuid or name
 941         instance_id is the uuid or the name if it is not a valid uuid format
 942         Only one instance must mutch the filtering or an error is returned
 943         '''
 944         tries = 2
 945         while tries:
 946             try:
 947                 with self.con:
 948                     self.cur = self.con.cursor(mdb.cursors.DictCursor)
 949                     # instance table
 950                     where_list = []
 951                     if tenant_id:
 952                         where_list.append("inst.tenant_id='{}'".format(tenant_id))
 953                     if db_base._check_valid_uuid(instance_id):
 954                         where_list.append("inst.uuid='{}'".format(instance_id))
 955                     else:
 956                         where_list.append("inst.name='{}'".format(instance_id))
 957                     where_text = " AND ".join(where_list)
 958                     cmd = "SELECT inst.uuid as uuid, inst.name as name, inst.scenario_id as scenario_id, datacenter_id"\
 959                                 " ,datacenter_tenant_id, s.name as scenario_name,inst.tenant_id as tenant_id" \
 960                                 " ,inst.description as description, inst.created_at as created_at" \
 961                                 " ,inst.cloud_config as cloud_config, s.osm_id as nsd_osm_id" \
 962                             " FROM instance_scenarios as inst left join scenarios as s on inst.scenario_id=s.uuid" \
 963                             " WHERE " + where_text
 964                     self.logger.debug(cmd)
 965                     self.cur.execute(cmd)
 966                     rows = self.cur.fetchall()
 967
 968                     if self.cur.rowcount == 0:
 969                         raise db_base.db_base_Exception("No instance found where " + where_text, db_base.HTTP_Not_Found)
 970                     elif self.cur.rowcount > 1:
 971                         raise db_base.db_base_Exception("More than one instance found where " + where_text,
 972                                                         db_base.HTTP_Bad_Request)
 973                     instance_dict = rows[0]
 974                     if instance_dict["cloud_config"]:
 975                         instance_dict["cloud-config"] = yaml.load(instance_dict["cloud_config"])
 976                     del instance_dict["cloud_config"]
 977
 978                     # instance_vnfs
 979                     cmd = "SELECT iv.uuid as uuid, iv.vnf_id as vnf_id, sv.name as vnf_name, sce_vnf_id, datacenter_id"\
 980                                 " ,datacenter_tenant_id, v.mgmt_access, sv.member_vnf_index, v.osm_id as vnfd_osm_id "\
 981                             " FROM instance_vnfs as iv left join sce_vnfs as sv "\
 982                                 "on iv.sce_vnf_id=sv.uuid join vnfs as v on iv.vnf_id=v.uuid" \
 983                             " WHERE iv.instance_scenario_id='{}'" \
 984                             " ORDER BY iv.created_at ".format(instance_dict['uuid'])
 985                     self.logger.debug(cmd)
 986                     self.cur.execute(cmd)
 987                     instance_dict['vnfs'] = self.cur.fetchall()
 988                     for vnf in instance_dict['vnfs']:
 989                         vnf_manage_iface_list=[]
 990                         #instance vms
 991                         cmd = "SELECT iv.uuid as uuid, vim_vm_id, status, error_msg, vim_info, iv.created_at as "\
 992                                "created_at, name, vms.osm_id as vdu_osm_id"\
 993                                 " FROM instance_vms as iv join vms on iv.vm_id=vms.uuid "\
 994                                 " WHERE instance_vnf_id='{}' ORDER BY iv.created_at".format(vnf['uuid'])
 995                         self.logger.debug(cmd)
 996                         self.cur.execute(cmd)
 997                         vnf['vms'] = self.cur.fetchall()
 998                         for vm in vnf['vms']:
 999                             vm_manage_iface_list=[]
1000                             # instance_interfaces
1001                             cmd = "SELECT vim_interface_id, instance_net_id, internal_name,external_name, mac_address,"\
1002                                   " ii.ip_address as ip_address, vim_info, i.type as type, sdn_port_id"\
1003                                   " FROM instance_interfaces as ii join interfaces as i on ii.interface_id=i.uuid"\
1004                                   " WHERE instance_vm_id='{}' ORDER BY created_at".format(vm['uuid'])
1005                             self.logger.debug(cmd)
1006                             self.cur.execute(cmd )
1007                             vm['interfaces'] = self.cur.fetchall()
1008                             for iface in vm['interfaces']:
1009                                 if iface["type"] == "mgmt" and iface["ip_address"]:
1010                                     vnf_manage_iface_list.append(iface["ip_address"])
1011                                     vm_manage_iface_list.append(iface["ip_address"])
1012                                 if not verbose:
1013                                     del iface["type"]
1014                             if vm_manage_iface_list: vm["ip_address"] = ",".join(vm_manage_iface_list)
1015                         if vnf_manage_iface_list: vnf["ip_address"] = ",".join(vnf_manage_iface_list)
1016
1017                     #instance_nets
1018                     #select_text = "instance_nets.uuid as uuid,sce_nets.name as net_name,instance_nets.vim_net_id as net_id,instance_nets.status as status,instance_nets.external as external"
1019                     #from_text = "instance_nets join instance_scenarios on instance_nets.instance_scenario_id=instance_scenarios.uuid " + \
1020                     #            "join sce_nets on instance_scenarios.scenario_id=sce_nets.scenario_id"
1021                     #where_text = "instance_nets.instance_scenario_id='"+ instance_dict['uuid'] + "'"
1022                     cmd = "SELECT uuid,vim_net_id,status,error_msg,vim_info,created, sce_net_id, net_id as vnf_net_id, datacenter_id, datacenter_tenant_id, sdn_net_id"\
1023                             " FROM instance_nets" \
1024                             " WHERE instance_scenario_id='{}' ORDER BY created_at".format(instance_dict['uuid'])
1025                     self.logger.debug(cmd)
1026                     self.cur.execute(cmd)
1027                     instance_dict['nets'] = self.cur.fetchall()
1028
1029                     #instance_sfps
1030                     cmd = "SELECT uuid,vim_sfp_id,sce_rsp_id,datacenter_id,"\
1031                           "datacenter_tenant_id,status,error_msg,vim_info"\
1032                             " FROM instance_sfps" \
1033                             " WHERE instance_scenario_id='{}' ORDER BY created_at".format(instance_dict['uuid'])
1034                     self.logger.debug(cmd)
1035                     self.cur.execute(cmd)
1036                     instance_dict['sfps'] = self.cur.fetchall()
1037
1038                     # for sfp in instance_dict['sfps']:
1039                     #instance_sfs
1040                     cmd = "SELECT uuid,vim_sf_id,sce_rsp_hop_id,datacenter_id,"\
1041                           "datacenter_tenant_id,status,error_msg,vim_info"\
1042                             " FROM instance_sfs" \
1043                             " WHERE instance_scenario_id='{}' ORDER BY created_at".format(instance_dict['uuid']) # TODO: replace instance_scenario_id with instance_sfp_id
1044                     self.logger.debug(cmd)
1045                     self.cur.execute(cmd)
1046                     instance_dict['sfs'] = self.cur.fetchall()
1047
1048                     #for sf in instance_dict['sfs']:
1049                     #instance_sfis
1050                     cmd = "SELECT uuid,vim_sfi_id,sce_rsp_hop_id,datacenter_id,"\
1051                           "datacenter_tenant_id,status,error_msg,vim_info"\
1052                             " FROM instance_sfis" \
1053                             " WHERE instance_scenario_id='{}' ORDER BY created_at".format(instance_dict['uuid']) # TODO: replace instance_scenario_id with instance_sf_id
1054                     self.logger.debug(cmd)
1055                     self.cur.execute(cmd)
1056                     instance_dict['sfis'] = self.cur.fetchall()
1057 #                            for sfi in instance_dict['sfi']:
1058
1059                     #instance_classifications
1060                     cmd = "SELECT uuid,vim_classification_id,sce_classifier_match_id,datacenter_id,"\
1061                           "datacenter_tenant_id,status,error_msg,vim_info"\
1062                             " FROM instance_classifications" \
1063                             " WHERE instance_scenario_id='{}' ORDER BY created_at".format(instance_dict['uuid'])
1064                     self.logger.debug(cmd)
1065                     self.cur.execute(cmd)
1066                     instance_dict['classifications'] = self.cur.fetchall()
1067 #                    for classification in instance_dict['classifications']
1068
1069                     db_base._convert_datetime2str(instance_dict)
1070                     db_base._convert_str2boolean(instance_dict, ('public','shared','created') )
1071                     return instance_dict
1072             except (mdb.Error, AttributeError) as e:
1073                 self._format_error(e, tries)
1074             tries -= 1
1075
1076     def delete_instance_scenario(self, instance_id, tenant_id=None):
1077         '''Deletes a instance_Scenario, filtering by one or serveral of the tenant, uuid or name
1078         instance_id is the uuid or the name if it is not a valid uuid format
1079         Only one instance_scenario must mutch the filtering or an error is returned
1080         '''
1081         tries = 2
1082         while tries:
1083             try:
1084                 with self.con:
1085                     self.cur = self.con.cursor(mdb.cursors.DictCursor)
1086
1087                     #instance table
1088                     where_list=[]
1089                     if tenant_id is not None: where_list.append( "tenant_id='" + tenant_id +"'" )
1090                     if db_base._check_valid_uuid(instance_id):
1091                         where_list.append( "uuid='" + instance_id +"'" )
1092                     else:
1093                         where_list.append( "name='" + instance_id +"'" )
1094                     where_text = " AND ".join(where_list)
1095                     cmd = "SELECT * FROM instance_scenarios WHERE "+ where_text
1096                     self.logger.debug(cmd)
1097                     self.cur.execute(cmd)
1098                     rows = self.cur.fetchall()
1099
1100                     if self.cur.rowcount==0:
1101                         raise db_base.db_base_Exception("No instance found where " + where_text, db_base.HTTP_Bad_Request)
1102                     elif self.cur.rowcount>1:
1103                         raise db_base.db_base_Exception("More than one instance found where " + where_text, db_base.HTTP_Bad_Request)
1104                     instance_uuid = rows[0]["uuid"]
1105                     instance_name = rows[0]["name"]
1106
1107                     #sce_vnfs
1108                     cmd = "DELETE FROM instance_scenarios WHERE uuid='{}'".format(instance_uuid)
1109                     self.logger.debug(cmd)
1110                     self.cur.execute(cmd)
1111
1112                     return instance_uuid + " " + instance_name
1113             except (mdb.Error, AttributeError) as e:
1114                 self._format_error(e, tries, "delete", "No dependences can avoid deleting!!!!")
1115             tries -= 1
1116
1117     def new_instance_scenario(self, instance_scenario_dict, tenant_id):
1118         #return self.new_row('vnfs', vnf_dict, None, tenant_id, True, True)
1119         return self._new_row_internal('instance_scenarios', instance_scenario_dict, tenant_id, add_uuid=True, root_uuid=None, log=True)
1120
1121     def update_instance_scenario(self, instance_scenario_dict):
1122         #TODO:
1123         return
1124
1125     def new_instance_vnf(self, instance_vnf_dict, tenant_id, instance_scenario_id = None):
1126         #return self.new_row('vms', vm_dict, tenant_id, True, True)
1127         return self._new_row_internal('instance_vnfs', instance_vnf_dict, tenant_id, add_uuid=True, root_uuid=instance_scenario_id, log=True)
1128
1129     def update_instance_vnf(self, instance_vnf_dict):
1130         #TODO:
1131         return
1132
1133     def delete_instance_vnf(self, instance_vnf_id):
1134         #TODO:
1135         return
1136
1137     def new_instance_vm(self, instance_vm_dict, tenant_id, instance_scenario_id = None):
1138         #return self.new_row('vms', vm_dict, tenant_id, True, True)
1139         return self._new_row_internal('instance_vms', instance_vm_dict, tenant_id, add_uuid=True, root_uuid=instance_scenario_id, log=True)
1140
1141     def update_instance_vm(self, instance_vm_dict):
1142         #TODO:
1143         return
1144
1145     def delete_instance_vm(self, instance_vm_id):
1146         #TODO:
1147         return
1148
1149     def new_instance_net(self, instance_net_dict, tenant_id, instance_scenario_id = None):
1150         return self._new_row_internal('instance_nets', instance_net_dict, tenant_id, add_uuid=True, root_uuid=instance_scenario_id, log=True)
1151
1152     def update_instance_net(self, instance_net_dict):
1153         #TODO:
1154         return
1155
1156     def delete_instance_net(self, instance_net_id):
1157         #TODO:
1158         return
1159
1160     def new_instance_interface(self, instance_interface_dict, tenant_id, instance_scenario_id = None):
1161         return self._new_row_internal('instance_interfaces', instance_interface_dict, tenant_id, add_uuid=True, root_uuid=instance_scenario_id, log=True)
1162
1163     def update_instance_interface(self, instance_interface_dict):
1164         #TODO:
1165         return
1166
1167     def delete_instance_interface(self, instance_interface_dict):
1168         #TODO:
1169         return
1170
1171     def update_datacenter_nets(self, datacenter_id, new_net_list=[]):
1172         ''' Removes the old and adds the new net list at datacenter list for one datacenter.
1173         Attribute
1174             datacenter_id: uuid of the datacenter to act upon
1175             table: table where to insert
1176             new_net_list: the new values to be inserted. If empty it only deletes the existing nets
1177         Return: (Inserted items, Deleted items) if OK, (-Error, text) if error
1178         '''
1179         tries = 2
1180         while tries:
1181             created_time = time.time()
1182             try:
1183                 with self.con:
1184                     self.cur = self.con.cursor()
1185                     cmd="DELETE FROM datacenter_nets WHERE datacenter_id='{}'".format(datacenter_id)
1186                     self.logger.debug(cmd)
1187                     self.cur.execute(cmd)
1188                     deleted = self.cur.rowcount
1189                     inserted = 0
1190                     for new_net in new_net_list:
1191                         created_time += 0.00001
1192                         self._new_row_internal('datacenter_nets', new_net, add_uuid=True, created_time=created_time)
1193                         inserted += 1
1194                     return inserted, deleted
1195             except (mdb.Error, AttributeError) as e:
1196                 self._format_error(e, tries)
1197             tries -= 1
1198
1199