osm_nbi/validation.py

   1 # -*- coding: utf-8 -*-
   2
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #    http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  12 # implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15
  16 from jsonschema import validate as js_v, exceptions as js_e
  17 from http import HTTPStatus
  18 from copy import deepcopy
  19
  20 __author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
  21 __version__ = "0.1"
  22 version_date = "Mar 2018"
  23
  24 """
  25 Validator of input data using JSON schemas for those items that not contains an  OSM yang information model
  26 """
  27
  28 # Basis schemas
  29 patern_name = "^[ -~]+$"
  30 shortname_schema = {"type": "string", "minLength": 1, "maxLength": 60, "pattern": "^[^,;()\\.\\$'\"]+$"}
  31 passwd_schema = {"type": "string", "minLength": 1, "maxLength": 60}
  32 name_schema = {"type": "string", "minLength": 1, "maxLength": 255, "pattern": "^[^,;()'\"]+$"}
  33 string_schema = {"type": "string", "minLength": 1, "maxLength": 255}
  34 xml_text_schema = {"type": "string", "minLength": 1, "maxLength": 1000, "pattern": "^[^']+$"}
  35 description_schema = {"type": ["string", "null"], "maxLength": 255, "pattern": "^[^'\"]+$"}
  36 id_schema_fake = {"type": "string", "minLength": 2, "maxLength": 36}
  37 bool_schema = {"type": "boolean"}
  38 null_schema = {"type": "null"}
  39 # "pattern": "^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$"
  40 id_schema = {"type": "string", "pattern": "^[a-fA-F0-9]{8}(-[a-fA-F0-9]{4}){3}-[a-fA-F0-9]{12}$"}
  41 time_schema = {"type": "string", "pattern": "^[0-9]{4}-[0-1][0-9]-[0-3][0-9]T[0-2][0-9]([0-5]:){2}"}
  42 pci_schema = {"type": "string", "pattern": "^[0-9a-fA-F]{4}(:[0-9a-fA-F]{2}){2}\\.[0-9a-fA-F]$"}
  43 # allows [] for wildcards. For that reason huge length limit is set
  44 pci_extended_schema = {"type": "string", "pattern": "^[0-9a-fA-F.:-\\[\\]]{12,40}$"}
  45 http_schema = {"type": "string", "pattern": "^https?://[^'\"=]+$"}
  46 bandwidth_schema = {"type": "string", "pattern": "^[0-9]+ *([MG]bps)?$"}
  47 memory_schema = {"type": "string", "pattern": "^[0-9]+ *([MG]i?[Bb])?$"}
  48 integer0_schema = {"type": "integer", "minimum": 0}
  49 integer1_schema = {"type": "integer", "minimum": 1}
  50 path_schema = {"type": "string", "pattern": "^(\\.){0,2}(/[^/\"':{}\\(\\)]+)+$"}
  51 vlan_schema = {"type": "integer", "minimum": 1, "maximum": 4095}
  52 vlan1000_schema = {"type": "integer", "minimum": 1000, "maximum": 4095}
  53 mac_schema = {"type": "string",
  54               "pattern": "^[0-9a-fA-F][02468aceACE](:[0-9a-fA-F]{2}){5}$"}  # must be unicast: LSB bit of MSB byte ==0
  55 dpid_Schema = {"type": "string", "pattern": "^[0-9a-fA-F]{2}(:[0-9a-fA-F]{2}){7}$"}
  56 # mac_schema={"type":"string", "pattern":"^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$"}
  57 ip_schema = {"type": "string",
  58              "pattern": "^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"}
  59 ip_prefix_schema = {"type": "string",
  60                     "pattern": "^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}"
  61                                "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/(30|[12]?[0-9])$"}
  62 port_schema = {"type": "integer", "minimum": 1, "maximum": 65534}
  63 object_schema = {"type": "object"}
  64 schema_version_2 = {"type": "integer", "minimum": 2, "maximum": 2}
  65 # schema_version_string={"type":"string","enum": ["0.1", "2", "0.2", "3", "0.3"]}
  66 log_level_schema = {"type": "string", "enum": ["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"]}
  67 checksum_schema = {"type": "string", "pattern": "^[0-9a-fA-F]{32}$"}
  68 size_schema = {"type": "integer", "minimum": 1, "maximum": 100}
  69 array_edition_schema = {
  70     "type": "object",
  71     "patternProperties": {
  72         "^\\$": {}
  73     },
  74     "additionalProperties": False,
  75     "minProperties": 1,
  76 }
  77 nameshort_list_schema = {
  78     "type": "array",
  79     "minItems": 1,
  80     "items": shortname_schema,
  81 }
  82
  83
  84 ns_instantiate_vdu = {
  85     "title": "ns action instantiate input schema for vdu",
  86     "$schema": "http://json-schema.org/draft-04/schema#",
  87     "type": "object",
  88     "properties": {
  89         "id": name_schema,
  90         "volume": {
  91             "type": "array",
  92             "minItems": 1,
  93             "items": {
  94                 "type": "object",
  95                 "properties": {
  96                     "name": name_schema,
  97                     "vim-volume-id": name_schema,
  98                 },
  99                 "required": ["name", "vim-volume-id"],
 100                 "additionalProperties": False
 101             }
 102         },
 103         "interface": {
 104             "type": "array",
 105             "minItems": 1,
 106             "items": {
 107                 "type": "object",
 108                 "properties": {
 109                     "name": name_schema,
 110                     "ip-address": ip_schema,
 111                     "mac-address": mac_schema,
 112                     "floating-ip-required": bool_schema,
 113                 },
 114                 "required": ["name"],
 115                 "additionalProperties": False
 116             }
 117         }
 118     },
 119     "required": ["id"],
 120     "additionalProperties": False
 121 }
 122
 123 ip_profile_dns_schema = {
 124     "type": "array",
 125     "minItems": 1,
 126     "items": {
 127         "type": "object",
 128         "properties": {
 129             "address": ip_schema,
 130         },
 131         "required": ["address"],
 132         "additionalProperties": False
 133     }
 134 }
 135
 136 ip_profile_dhcp_schema = {
 137     "type": "object",
 138     "properties": {
 139         "enabled": {"type": "boolean"},
 140         "count": integer1_schema,
 141         "start-address": ip_schema
 142     },
 143     "additionalProperties": False,
 144 }
 145
 146 ip_profile_schema = {
 147     "title": "ip profile validation schame",
 148     "$schema": "http://json-schema.org/draft-04/schema#",
 149     "type": "object",
 150     "properties": {
 151         "ip-version": {"enum": ["ipv4", "ipv6"]},
 152         "subnet-address": ip_prefix_schema,
 153         "gateway-address": ip_schema,
 154         "dns-server": ip_profile_dns_schema,
 155         "dhcp-params": ip_profile_dhcp_schema,
 156     }
 157 }
 158
 159 ip_profile_update_schema = {
 160     "title": "ip profile validation schame",
 161     "$schema": "http://json-schema.org/draft-04/schema#",
 162     "type": "object",
 163     "properties": {
 164         "ip-version": {"enum": ["ipv4", "ipv6"]},
 165         "subnet-address": {"oneOf": [null_schema, ip_prefix_schema]},
 166         "gateway-address": {"oneOf": [null_schema, ip_schema]},
 167         "dns-server": {"oneOf": [null_schema, ip_profile_dns_schema]},
 168
 169         "dhcp-params": {"oneOf": [null_schema, ip_profile_dhcp_schema]},
 170     },
 171     "additionalProperties": False
 172 }
 173
 174 ns_instantiate_internal_vld = {
 175     "title": "ns action instantiate input schema for vdu",
 176     "$schema": "http://json-schema.org/draft-04/schema#",
 177     "type": "object",
 178     "properties": {
 179         "name": name_schema,
 180         "vim-network-name": name_schema,
 181         "vim-network-id": name_schema,
 182         "ip-profile": ip_profile_update_schema,
 183         "internal-connection-point": {
 184             "type": "array",
 185             "minItems": 1,
 186             "items": {
 187                 "type": "object",
 188                 "properties": {
 189                     "id-ref": name_schema,
 190                     "ip-address": ip_schema,
 191                     # "mac-address": mac_schema,
 192                 },
 193                 "required": ["id-ref"],
 194                 "minProperties": 2,
 195                 "additionalProperties": False
 196             },
 197         }
 198     },
 199     "required": ["name"],
 200     "minProperties": 2,
 201     "additionalProperties": False
 202 }
 203
 204 additional_params_for_vnf = {
 205     "type": "array",
 206     "items": {
 207         "type": "object",
 208         "properties": {
 209             "member-vnf-index": name_schema,
 210             "additionalParams": object_schema,
 211         },
 212         "required": ["member-vnf-index", "additionalParams"],
 213         "additionalProperties": False
 214     }
 215
 216 }
 217
 218 ns_instantiate = {
 219     "title": "ns action instantiate input schema",
 220     "$schema": "http://json-schema.org/draft-04/schema#",
 221     "type": "object",
 222     "properties": {
 223         "lcmOperationType": string_schema,
 224         "nsInstanceId": id_schema,
 225         "netsliceInstanceId": id_schema,
 226         "nsName": name_schema,
 227         "nsDescription": {"oneOf": [description_schema, {"type": "null"}]},
 228         "nsdId": id_schema,
 229         "vimAccountId": id_schema,
 230         "additionalParamsForNs": object_schema,
 231         "additionalParamsForVnf": additional_params_for_vnf,
 232         "ssh_keys": {"type": "array", "items": {"type": "string"}},
 233         "nsr_id": id_schema,
 234         "vduImage": name_schema,
 235         "vnf": {
 236             "type": "array",
 237             "minItems": 1,
 238             "items": {
 239                 "type": "object",
 240                 "properties": {
 241                     "member-vnf-index": name_schema,
 242                     "vimAccountId": id_schema,
 243                     "vdu": {
 244                         "type": "array",
 245                         "minItems": 1,
 246                         "items": ns_instantiate_vdu,
 247                     },
 248                     "internal-vld": {
 249                         "type": "array",
 250                         "minItems": 1,
 251                         "items": ns_instantiate_internal_vld
 252                     }
 253                 },
 254                 "required": ["member-vnf-index"],
 255                 "minProperties": 2,
 256                 "additionalProperties": False
 257             }
 258         },
 259         "vld": {
 260             "type": "array",
 261             "minItems": 1,
 262             "items": {
 263                 "type": "object",
 264                 "properties": {
 265                     "name": string_schema,
 266                     "vim-network-name": {"OneOf": [string_schema, object_schema]},
 267                     "vim-network-id": {"OneOf": [string_schema, object_schema]},
 268                     "ip-profile": object_schema,
 269                     "vnfd-connection-point-ref": {
 270                         "type": "array",
 271                         "minItems": 1,
 272                         "items": {
 273                             "type": "object",
 274                             "properties": {
 275                                 "member-vnf-index-ref": name_schema,
 276                                 "vnfd-connection-point-ref": name_schema,
 277                                 "ip-address": ip_schema,
 278                                 # "mac-address": mac_schema,
 279                             },
 280                             "required": ["member-vnf-index-ref", "vnfd-connection-point-ref"],
 281                             "minProperties": 3,
 282                             "additionalProperties": False
 283                         },
 284                     }
 285                 },
 286                 "required": ["name"],
 287                 "additionalProperties": False
 288             }
 289         },
 290     },
 291     "required": ["nsName", "nsdId", "vimAccountId"],
 292     "additionalProperties": False
 293 }
 294
 295 ns_action = {   # TODO for the moment it is only contemplated the vnfd primitive execution
 296     "title": "ns action input schema",
 297     "$schema": "http://json-schema.org/draft-04/schema#",
 298     "type": "object",
 299     "properties": {
 300         "lcmOperationType": string_schema,
 301         "nsInstanceId": id_schema,
 302         "member_vnf_index": name_schema,
 303         "vnf_member_index": name_schema,  # TODO for backward compatibility. To remove in future
 304         "vdu_id": name_schema,
 305         "vdu_count_index": integer0_schema,
 306         "primitive": name_schema,
 307         "primitive_params": {"type": "object"},
 308     },
 309     "required": ["primitive", "primitive_params"],   # TODO add member_vnf_index
 310     "additionalProperties": False
 311 }
 312 ns_scale = {   # TODO for the moment it is only VDU-scaling
 313     "title": "ns scale input schema",
 314     "$schema": "http://json-schema.org/draft-04/schema#",
 315     "type": "object",
 316     "properties": {
 317         "lcmOperationType": string_schema,
 318         "nsInstanceId": id_schema,
 319         "scaleType": {"enum": ["SCALE_VNF"]},
 320         "scaleVnfData": {
 321             "type": "object",
 322             "properties": {
 323                 "vnfInstanceId": name_schema,
 324                 "scaleVnfType": {"enum": ["SCALE_OUT", 'SCALE_IN']},
 325                 "scaleByStepData": {
 326                     "type": "object",
 327                     "properties": {
 328                         "scaling-group-descriptor": name_schema,
 329                         "member-vnf-index": name_schema,
 330                         "scaling-policy": name_schema,
 331                     },
 332                     "required": ["scaling-group-descriptor", "member-vnf-index"],
 333                     "additionalProperties": False
 334                 },
 335             },
 336             "required": ["scaleVnfType", "scaleByStepData"],  # vnfInstanceId
 337             "additionalProperties": False
 338         },
 339         "scaleTime": time_schema,
 340     },
 341     "required": ["scaleType", "scaleVnfData"],
 342     "additionalProperties": False
 343 }
 344
 345
 346 schema_version = {"type": "string", "enum": ["1.0"]}
 347 schema_type = {"type": "string"}
 348 vim_account_edit_schema = {
 349     "title": "vim_account edit input schema",
 350     "$schema": "http://json-schema.org/draft-04/schema#",
 351     "type": "object",
 352     "properties": {
 353         "name": name_schema,
 354         "description": description_schema,
 355         "type": shortname_schema,
 356         "vim": name_schema,
 357         "datacenter": name_schema,
 358         "vim_url": description_schema,
 359         "vim_url_admin": description_schema,
 360         "vim_tenant": name_schema,
 361         "vim_tenant_name": name_schema,
 362         "vim_username": shortname_schema,
 363         "vim_password": passwd_schema,
 364         "config": {"type": "object"}
 365     },
 366     "additionalProperties": False
 367 }
 368
 369 vim_account_new_schema = {
 370     "title": "vim_account creation input schema",
 371     "$schema": "http://json-schema.org/draft-04/schema#",
 372     "type": "object",
 373     "properties": {
 374         "schema_version": schema_version,
 375         "schema_type": schema_type,
 376         "name": name_schema,
 377         "description": description_schema,
 378         "vim": name_schema,
 379         "datacenter": name_schema,
 380         "vim_type": {"enum": ["openstack", "openvim", "vmware", "opennebula", "aws"]},
 381         "vim_url": description_schema,
 382         # "vim_url_admin": description_schema,
 383         # "vim_tenant": name_schema,
 384         "vim_tenant_name": name_schema,
 385         "vim_user": shortname_schema,
 386         "vim_password": passwd_schema,
 387         "config": {"type": "object"}
 388     },
 389     "required": ["name", "vim_url", "vim_type", "vim_user", "vim_password", "vim_tenant_name"],
 390     "additionalProperties": False
 391 }
 392
 393 wim_account_edit_schema = {
 394     "title": "wim_account edit input schema",
 395     "$schema": "http://json-schema.org/draft-04/schema#",
 396     "type": "object",
 397     "properties": {
 398         "name": name_schema,
 399         "description": description_schema,
 400         "type": shortname_schema,
 401         "wim": name_schema,
 402         "wim_url": description_schema,
 403         "user": shortname_schema,
 404         "password": passwd_schema,
 405         "config": {"type": "object"}
 406     },
 407     "additionalProperties": False
 408 }
 409
 410 wim_account_new_schema = {
 411     "title": "wim_account creation input schema",
 412     "$schema": "http://json-schema.org/draft-04/schema#",
 413     "type": "object",
 414     "properties": {
 415         "schema_version": schema_version,
 416         "schema_type": schema_type,
 417         "name": name_schema,
 418         "description": description_schema,
 419         "wim": name_schema,
 420         "wim_type": {"enum": ["tapi", "onos", "odl", "dynpac"]},
 421         "wim_url": description_schema,
 422         "user": shortname_schema,
 423         "password": passwd_schema,
 424         "config": {
 425             "type": "object",
 426             "patternProperties": {
 427                 ".": {"not": {"type": "null"}}
 428             }
 429         }
 430     },
 431     "required": ["name", "wim_url", "wim_type"],
 432     "additionalProperties": False
 433 }
 434
 435 sdn_properties = {
 436     "name": name_schema,
 437     "description": description_schema,
 438     "dpid": dpid_Schema,
 439     "ip": ip_schema,
 440     "port": port_schema,
 441     "type": {"type": "string", "enum": ["opendaylight", "floodlight", "onos"]},
 442     "version": {"type": "string", "minLength": 1, "maxLength": 12},
 443     "user": shortname_schema,
 444     "password": passwd_schema
 445 }
 446 sdn_new_schema = {
 447     "title": "sdn controller information schema",
 448     "$schema": "http://json-schema.org/draft-04/schema#",
 449     "type": "object",
 450     "properties": sdn_properties,
 451     "required": ["name", "port", 'ip', 'dpid', 'type'],
 452     "additionalProperties": False
 453 }
 454 sdn_edit_schema = {
 455     "title": "sdn controller update information schema",
 456     "$schema": "http://json-schema.org/draft-04/schema#",
 457     "type": "object",
 458     "properties": sdn_properties,
 459     # "required": ["name", "port", 'ip', 'dpid', 'type'],
 460     "additionalProperties": False
 461 }
 462 sdn_port_mapping_schema = {
 463     "$schema": "http://json-schema.org/draft-04/schema#",
 464     "title": "sdn port mapping information schema",
 465     "type": "array",
 466     "items": {
 467         "type": "object",
 468         "properties": {
 469             "compute_node": shortname_schema,
 470             "ports": {
 471                 "type": "array",
 472                 "items": {
 473                     "type": "object",
 474                     "properties": {
 475                         "pci": pci_extended_schema,
 476                         "switch_port": shortname_schema,
 477                         "switch_mac": mac_schema
 478                     },
 479                     "required": ["pci"]
 480                 }
 481             }
 482         },
 483         "required": ["compute_node", "ports"]
 484     }
 485 }
 486 sdn_external_port_schema = {
 487     "$schema": "http://json-schema.org/draft-04/schema#",
 488     "title": "External port information",
 489     "type": "object",
 490     "properties": {
 491         "port": {"type": "string", "minLength": 1, "maxLength": 60},
 492         "vlan": vlan_schema,
 493         "mac": mac_schema
 494     },
 495     "required": ["port"]
 496 }
 497
 498 # PDUs
 499 pdu_interface = {
 500     "type": "object",
 501     "properties": {
 502         "name": shortname_schema,
 503         "mgmt": bool_schema,
 504         "type": {"enum": ["overlay", 'underlay']},
 505         "ip-address": ip_schema,
 506         # TODO, add user, password, ssh-key
 507         "mac-address": mac_schema,
 508         "vim-network-name": shortname_schema,  # interface is connected to one vim network, or switch port
 509         "vim-network-id": shortname_schema,
 510         # # provide this in case SDN assist must deal with this interface
 511         # "switch-dpid": dpid_Schema,
 512         # "switch-port": shortname_schema,
 513         # "switch-mac": shortname_schema,
 514         # "switch-vlan": vlan_schema,
 515     },
 516     "required": ["name", "mgmt", "ip-address"],
 517     "additionalProperties": False
 518 }
 519 pdu_new_schema = {
 520     "title": "pdu creation input schema",
 521     "$schema": "http://json-schema.org/draft-04/schema#",
 522     "type": "object",
 523     "properties": {
 524         "name": shortname_schema,
 525         "type": shortname_schema,
 526         "description": description_schema,
 527         "shared": bool_schema,
 528         "vims": nameshort_list_schema,
 529         "vim_accounts": nameshort_list_schema,
 530         "interfaces": {
 531             "type": "array",
 532             "items": pdu_interface,
 533             "minItems": 1
 534         }
 535     },
 536     "required": ["name", "type", "interfaces"],
 537     "additionalProperties": False
 538 }
 539
 540 pdu_edit_schema = {
 541     "title": "pdu edit input schema",
 542     "$schema": "http://json-schema.org/draft-04/schema#",
 543     "type": "object",
 544     "properties": {
 545         "name": shortname_schema,
 546         "type": shortname_schema,
 547         "description": description_schema,
 548         "shared": bool_schema,
 549         "vims": {"oneOf": [array_edition_schema, nameshort_list_schema]},
 550         "vim_accounts": {"oneOf": [array_edition_schema, nameshort_list_schema]},
 551         "interfaces": {"oneOf": [
 552             array_edition_schema,
 553             {
 554                 "type": "array",
 555                 "items": pdu_interface,
 556                 "minItems": 1
 557             }
 558         ]}
 559     },
 560     "additionalProperties": False,
 561     "minProperties": 1
 562 }
 563
 564 # USERS
 565 user_new_schema = {
 566     "$schema": "http://json-schema.org/draft-04/schema#",
 567     "title": "New user schema",
 568     "type": "object",
 569     "properties": {
 570         "username": shortname_schema,
 571         "password": passwd_schema,
 572         "projects": nameshort_list_schema,
 573     },
 574     "required": ["username", "password", "projects"],
 575     "additionalProperties": False
 576 }
 577 user_edit_schema = {
 578     "$schema": "http://json-schema.org/draft-04/schema#",
 579     "title": "User edit schema for administrators",
 580     "type": "object",
 581     "properties": {
 582         "password": passwd_schema,
 583         "projects": {
 584             "oneOf": [
 585                 nameshort_list_schema,
 586                 array_edition_schema
 587             ]
 588         },
 589     },
 590     "minProperties": 1,
 591     "additionalProperties": False
 592 }
 593
 594 # PROJECTS
 595 project_new_schema = {
 596     "$schema": "http://json-schema.org/draft-04/schema#",
 597     "title": "New project schema for administrators",
 598     "type": "object",
 599     "properties": {
 600         "name": shortname_schema,
 601         "admin": bool_schema,
 602     },
 603     "required": ["name"],
 604     "additionalProperties": False
 605 }
 606 project_edit_schema = {
 607     "$schema": "http://json-schema.org/draft-04/schema#",
 608     "title": "Project edit schema for administrators",
 609     "type": "object",
 610     "properties": {
 611         "admin": bool_schema,
 612     },
 613     "additionalProperties": False,
 614     "minProperties": 1
 615 }
 616
 617 # GLOBAL SCHEMAS
 618
 619 nbi_new_input_schemas = {
 620     "users": user_new_schema,
 621     "projects": project_new_schema,
 622     "vim_accounts": vim_account_new_schema,
 623     "sdns": sdn_new_schema,
 624     "ns_instantiate": ns_instantiate,
 625     "ns_action": ns_action,
 626     "ns_scale": ns_scale,
 627     "pdus": pdu_new_schema,
 628 }
 629
 630 nbi_edit_input_schemas = {
 631     "users": user_edit_schema,
 632     "projects": project_edit_schema,
 633     "vim_accounts": vim_account_edit_schema,
 634     "sdns": sdn_edit_schema,
 635     "pdus": pdu_edit_schema,
 636 }
 637
 638 # NETSLICE SCHEMAS
 639 nsi_slice_instantiate = deepcopy(ns_instantiate)
 640 nsi_slice_instantiate["title"] = "netslice subnet instantiation params input schema"
 641 nsi_slice_instantiate["properties"]["id"] = name_schema
 642 nsi_slice_instantiate["properties"]["additionalParamsForNsi"] = object_schema
 643 nsi_slice_instantiate["properties"]["additionalParamsForSubnet"] = {
 644     "type": "array",
 645     "items": {
 646         "type": "object",
 647         "properties": {
 648             "id": name_schema,
 649             "additionalParamsForNs": object_schema,
 650             "additionalParamsForVnf": additional_params_for_vnf
 651         },
 652         "required": ["id"],
 653         "additionalProperties": False
 654     }
 655 }
 656 del nsi_slice_instantiate["required"]
 657 del nsi_slice_instantiate["properties"]["additionalParamsForNs"]
 658 del nsi_slice_instantiate["properties"]["additionalParamsForVnf"]
 659
 660 nsi_vld_instantiate = {
 661     "title": "netslice vld instantiation params input schema",
 662     "$schema": "http://json-schema.org/draft-04/schema#",
 663     "type": "object",
 664     "properties": {
 665         "name": string_schema,
 666         "vim-network-name": {"OneOf": [string_schema, object_schema]},
 667         "vim-network-id": {"OneOf": [string_schema, object_schema]},
 668         "ip-profile": object_schema,
 669     },
 670     "required": ["name"],
 671     "additionalProperties": False
 672 }
 673
 674 nsi_instantiate = {
 675     "title": "netslice action instantiate input schema",
 676     "$schema": "http://json-schema.org/draft-04/schema#",
 677     "type": "object",
 678     "properties": {
 679         "lcmOperationType": string_schema,
 680         "nsiInstanceId": id_schema,
 681         "nsiName": name_schema,
 682         "nsiDescription": {"oneOf": [description_schema, {"type": "null"}]},
 683         "nstId": string_schema,
 684         "vimAccountId": id_schema,
 685         "ssh_keys": {"type": "string"},
 686         "nsi_id": id_schema,
 687         "netslice-subnet": {
 688             "type": "array",
 689             "minItems": 1,
 690             "items": nsi_slice_instantiate
 691         },
 692         "netslice-vld": {
 693             "type": "array",
 694             "minItems": 1,
 695             "items": nsi_vld_instantiate
 696         },
 697     },
 698     "required": ["nsiName", "nstId", "vimAccountId"],
 699     "additionalProperties": False
 700 }
 701
 702 nsi_action = {
 703
 704 }
 705
 706 nsi_terminate = {
 707
 708 }
 709
 710
 711 class ValidationError(Exception):
 712     def __init__(self, message, http_code=HTTPStatus.UNPROCESSABLE_ENTITY):
 713         self.http_code = http_code
 714         Exception.__init__(self, message)
 715
 716
 717 def validate_input(indata, schema_to_use):
 718     """
 719     Validates input data against json schema
 720     :param indata: user input data. Should be a dictionary
 721     :param schema_to_use: jsonschema to test
 722     :return: None if ok, raises ValidationError exception on error
 723     """
 724     try:
 725         if schema_to_use:
 726             js_v(indata, schema_to_use)
 727         return None
 728     except js_e.ValidationError as e:
 729         if e.path:
 730             error_pos = "at '" + ":".join(map(str, e.path)) + "'"
 731         else:
 732             error_pos = ""
 733         raise ValidationError("Format error {} '{}' ".format(error_pos, e.message))
 734     except js_e.SchemaError:
 735         raise ValidationError("Bad json schema {}".format(schema_to_use), http_code=HTTPStatus.INTERNAL_SERVER_ERROR)