# -*- coding: utf-8 -*- ## # Copyright 2017 Telefonica Digital Spain S.L.U. # This file is part of ETSI OSM # All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); you may # not use this file except in compliance with the License. You may obtain # a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the # License for the specific language governing permissions and limitations # under the License. # # For those usages not covered by the Apache License, Version 2.0 please # contact with: patent-office@telefonica.com ## """ vimconnector implements all the methods to interact with OpenNebula using the XML-RPC API. """ __author__ = ( "Jose Maria Carmona Perez,Juan Antonio Hernando Labajo, Emilio Abraham Garrido Garcia,Alberto Florez " "Pages, Andres Pozo Munoz, Santiago Perez Marin, Onlife Networks Telefonica I+D Product Innovation " ) __date__ = "$13-dec-2017 11:09:29$" from osm_ro_plugin import vimconn import logging import requests # import logging import oca # import untangle import math import random import pyone class vimconnector(vimconn.VimConnector): def __init__( self, uuid, name, tenant_id, tenant_name, url, url_admin=None, user=None, passwd=None, log_level="DEBUG", config={}, persistent_info={}, ): """Constructor of VIM Params: 'uuid': id asigned to this VIM 'name': name assigned to this VIM, can be used for logging 'tenant_id', 'tenant_name': (only one of them is mandatory) VIM tenant to be used 'url_admin': (optional), url used for administrative tasks 'user', 'passwd': credentials of the VIM user 'log_level': provider if it should use a different log_level than the general one 'config': dictionary with extra VIM information. This contains a consolidate version of general VIM config at creation and particular VIM config at teh attachment 'persistent_info': dict where the class can store information that will be available among class destroy/creation cycles. This info is unique per VIM/credential. At first call it will contain an empty dict. Useful to store login/tokens information for speed up communication Returns: Raise an exception is some needed parameter is missing, but it must not do any connectivity check against the VIM """ vimconn.VimConnector.__init__( self, uuid, name, tenant_id, tenant_name, url, url_admin, user, passwd, log_level, config, ) self.logger = logging.getLogger("ro.vim.openstack") def _new_one_connection(self): return pyone.OneServer(self.url, session=self.user + ":" + self.passwd) def new_tenant(self, tenant_name, tenant_description): # """Adds a new tenant to VIM with this name and description, returns the tenant identifier""" try: client = oca.Client(self.user + ":" + self.passwd, self.url) group_list = oca.GroupPool(client) user_list = oca.UserPool(client) group_list.info() user_list.info() create_primarygroup = 1 # create group-tenant for group in group_list: if str(group.name) == str(tenant_name): create_primarygroup = 0 break if create_primarygroup == 1: oca.Group.allocate(client, tenant_name) group_list.info() # set to primary_group the tenant_group and oneadmin to secondary_group for group in group_list: if str(group.name) == str(tenant_name): for user in user_list: if str(user.name) == str(self.user): if user.name == "oneadmin": return str(0) else: self._add_secondarygroup(user.id, group.id) user.chgrp(group.id) return str(group.id) except Exception as e: self.logger.error("Create new tenant error: " + str(e)) raise vimconn.VimConnException(e) def delete_tenant(self, tenant_id): """Delete a tenant from VIM. Returns the old tenant identifier""" try: client = oca.Client(self.user + ":" + self.passwd, self.url) group_list = oca.GroupPool(client) user_list = oca.UserPool(client) group_list.info() user_list.info() for group in group_list: if str(group.id) == str(tenant_id): for user in user_list: if str(user.name) == str(self.user): self._delete_secondarygroup(user.id, group.id) group.delete(client) return None raise vimconn.VimConnNotFoundException( "Group {} not found".format(tenant_id) ) except Exception as e: self.logger.error("Delete tenant " + str(tenant_id) + " error: " + str(e)) raise vimconn.VimConnException(e) def _add_secondarygroup(self, id_user, id_group): # change secondary_group to primary_group params = '<?xml version="1.0"?> \ <methodCall>\ <methodName>one.user.addgroup</methodName>\ <params>\ <param>\ <value><string>{}:{}</string></value>\ </param>\ <param>\ <value><int>{}</int></value>\ </param>\ <param>\ <value><int>{}</int></value>\ </param>\ </params>\ </methodCall>'.format( self.user, self.passwd, (str(id_user)), (str(id_group)) ) requests.post(self.url, params) def _delete_secondarygroup(self, id_user, id_group): params = '<?xml version="1.0"?> \ <methodCall>\ <methodName>one.user.delgroup</methodName>\ <params>\ <param>\ <value><string>{}:{}</string></value>\ </param>\ <param>\ <value><int>{}</int></value>\ </param>\ <param>\ <value><int>{}</int></value>\ </param>\ </params>\ </methodCall>'.format( self.user, self.passwd, (str(id_user)), (str(id_group)) ) requests.post(self.url, params) def new_network( self, net_name, net_type, ip_profile=None, shared=False, provider_network_profile=None, ): """Adds a tenant network to VIM Params: 'net_name': name of the network 'net_type': one of: 'bridge': overlay isolated network 'data': underlay E-LAN network for Passthrough and SRIOV interfaces 'ptp': underlay E-LINE network for Passthrough and SRIOV interfaces. 'ip_profile': is a dict containing the IP parameters of the network 'ip_version': can be "IPv4" or "IPv6" (Currently only IPv4 is implemented) 'subnet_address': ip_prefix_schema, that is X.X.X.X/Y 'gateway_address': (Optional) ip_schema, that is X.X.X.X 'dns_address': (Optional) comma separated list of ip_schema, e.g. X.X.X.X[,X,X,X,X] 'dhcp_enabled': True or False 'dhcp_start_address': ip_schema, first IP to grant 'dhcp_count': number of IPs to grant. 'shared': if this network can be seen/use by other tenants/organization 'provider_network_profile': (optional) contains {segmentation-id: vlan, provider-network: vim_netowrk} Returns a tuple with the network identifier and created_items, or raises an exception on error created_items can be None or a dictionary where this method can include key-values that will be passed to the method delete_network. Can be used to store created segments, created l2gw connections, etc. Format is vimconnector dependent, but do not use nested dictionaries and a value of None should be the same as not present. """ # oca library method cannot be used in this case (problem with cluster parameters) try: vlan = None if provider_network_profile: vlan = provider_network_profile.get("segmentation-id") created_items = {} one = self._new_one_connection() size = "254" if ip_profile is None: subnet_rand = random.randint(0, 255) ip_start = "192.168.{}.1".format(subnet_rand) else: index = ip_profile["subnet_address"].find("/") ip_start = ip_profile["subnet_address"][:index] if "dhcp_count" in ip_profile and ip_profile["dhcp_count"] is not None: size = str(ip_profile["dhcp_count"]) elif ( "dhcp_count" not in ip_profile and ip_profile["ip_version"] == "IPv4" ): prefix = ip_profile["subnet_address"][index + 1 :] size = int(math.pow(2, 32 - prefix)) if ( "dhcp_start_address" in ip_profile and ip_profile["dhcp_start_address"] is not None ): ip_start = str(ip_profile["dhcp_start_address"]) # if ip_profile["ip_version"] == "IPv6": # ip_prefix_type = "GLOBAL_PREFIX" if vlan is not None: vlan_id = vlan else: vlan_id = str(random.randint(100, 4095)) # if "internal" in net_name: # OpenNebula not support two networks with same name random_net_name = str(random.randint(1, 1000000)) net_name = net_name + random_net_name net_id = one.vn.allocate( { "NAME": net_name, "VN_MAD": "802.1Q", "PHYDEV": self.config["network"]["phydev"], "VLAN_ID": vlan_id, }, self.config["cluster"]["id"], ) arpool = {"AR_POOL": {"AR": {"TYPE": "IP4", "IP": ip_start, "SIZE": size}}} one.vn.add_ar(net_id, arpool) return net_id, created_items except Exception as e: self.logger.error("Create new network error: " + str(e)) raise vimconn.VimConnException(e) def get_network_list(self, filter_dict={}): """Obtain tenant networks of VIM :params filter_dict: (optional) contains entries to return only networks that matches ALL entries: name: string => returns only networks with this name id: string => returns networks with this VIM id, this imply returns one network at most shared: boolean >= returns only networks that are (or are not) shared tenant_id: sting => returns only networks that belong to this tenant/project (not used yet) admin_state_up: boolean => returns only networks that are (or are not) in admin state active (not used yet) status: 'ACTIVE','ERROR',... => filter networks that are on this status Returns the network list of dictionaries. each dictionary contains: 'id': (mandatory) VIM network id 'name': (mandatory) VIM network name 'status': (mandatory) can be 'ACTIVE', 'INACTIVE', 'DOWN', 'BUILD', 'ERROR', 'VIM_ERROR', 'OTHER' 'network_type': (optional) can be 'vxlan', 'vlan' or 'flat' 'segmentation_id': (optional) in case network_type is vlan or vxlan this field contains the segmentation id 'error_msg': (optional) text that explains the ERROR status other VIM specific fields: (optional) whenever possible using the same naming of filter_dict param List can be empty if no network map the filter_dict. Raise an exception only upon VIM connectivity, authorization, or some other unspecific error """ try: one = self._new_one_connection() net_pool = one.vnpool.info(-2, -1, -1).VNET response = [] if "name" in filter_dict: network_name_filter = filter_dict["name"] else: network_name_filter = None if "id" in filter_dict: network_id_filter = filter_dict["id"] else: network_id_filter = None for network in net_pool: if network.NAME == network_name_filter or str(network.ID) == str( network_id_filter ): net_dict = { "name": network.NAME, "id": str(network.ID), "status": "ACTIVE", } response.append(net_dict) return response except Exception as e: self.logger.error("Get network list error: " + str(e)) raise vimconn.VimConnException(e) def get_network(self, net_id): """Obtain network details from the 'net_id' VIM network Return a dict that contains: 'id': (mandatory) VIM network id, that is, net_id 'name': (mandatory) VIM network name 'status': (mandatory) can be 'ACTIVE', 'INACTIVE', 'DOWN', 'BUILD', 'ERROR', 'VIM_ERROR', 'OTHER' 'error_msg': (optional) text that explains the ERROR status other VIM specific fields: (optional) whenever possible using the same naming of filter_dict param Raises an exception upon error or when network is not found """ try: one = self._new_one_connection() net_pool = one.vnpool.info(-2, -1, -1).VNET net = {} for network in net_pool: if str(network.ID) == str(net_id): net["id"] = network.ID net["name"] = network.NAME net["status"] = "ACTIVE" break if net: return net else: raise vimconn.VimConnNotFoundException( "Network {} not found".format(net_id) ) except Exception as e: self.logger.error("Get network " + str(net_id) + " error): " + str(e)) raise vimconn.VimConnException(e) def delete_network(self, net_id, created_items=None): """ Removes a tenant network from VIM and its associated elements :param net_id: VIM identifier of the network, provided by method new_network :param created_items: dictionary with extra items to be deleted. provided by method new_network Returns the network identifier or raises an exception upon error or when network is not found """ try: one = self._new_one_connection() one.vn.delete(int(net_id)) return net_id except Exception as e: self.logger.error( "Delete network " + str(net_id) + "error: network not found" + str(e) ) raise vimconn.VimConnException(e) def refresh_nets_status(self, net_list): """Get the status of the networks Params: 'net_list': a list with the VIM network id to be get the status Returns a dictionary with: 'net_id': #VIM id of this network status: #Mandatory. Text with one of: # DELETED (not found at vim) # VIM_ERROR (Cannot connect to VIM, authentication problems, VIM response error, ...) # OTHER (Vim reported other status not understood) # ERROR (VIM indicates an ERROR status) # ACTIVE, INACTIVE, DOWN (admin down), # BUILD (on building process) error_msg: #Text with VIM error message, if any. Or the VIM connection ERROR vim_info: #Text with plain information obtained from vim (yaml.safe_dump) 'net_id2': ... """ net_dict = {} try: for net_id in net_list: net = {} try: net_vim = self.get_network(net_id) net["status"] = net_vim["status"] net["vim_info"] = None except vimconn.VimConnNotFoundException as e: self.logger.error("Exception getting net status: {}".format(str(e))) net["status"] = "DELETED" net["error_msg"] = str(e) except vimconn.VimConnException as e: self.logger.error(e) net["status"] = "VIM_ERROR" net["error_msg"] = str(e) net_dict[net_id] = net return net_dict except vimconn.VimConnException as e: self.logger.error(e) for k in net_dict: net_dict[k]["status"] = "VIM_ERROR" net_dict[k]["error_msg"] = str(e) return net_dict def get_flavor(self, flavor_id): # Esta correcto """Obtain flavor details from the VIM Returns the flavor dict details {'id':<>, 'name':<>, other vim specific } Raises an exception upon error or if not found """ try: one = self._new_one_connection() template = one.template.info(int(flavor_id)) if template is not None: return {"id": template.ID, "name": template.NAME} raise vimconn.VimConnNotFoundException( "Flavor {} not found".format(flavor_id) ) except Exception as e: self.logger.error("get flavor " + str(flavor_id) + " error: " + str(e)) raise vimconn.VimConnException(e) def new_flavor(self, flavor_data): """Adds a tenant flavor to VIM flavor_data contains a dictionary with information, keys: name: flavor name ram: memory (cloud type) in MBytes vpcus: cpus (cloud type) extended: EPA parameters - numas: #items requested in same NUMA memory: number of 1G huge pages memory paired-threads|cores|threads: number of paired hyperthreads, complete cores OR individual threads interfaces: # passthrough(PT) or SRIOV interfaces attached to this numa - name: interface name dedicated: yes|no|yes:sriov; for PT, SRIOV or only one SRIOV for the physical NIC bandwidth: X Gbps; requested guarantee bandwidth vpci: requested virtual PCI address disk: disk size is_public: #TODO to concrete Returns the flavor identifier""" disk_size = str(int(flavor_data["disk"]) * 1024) try: one = self._new_one_connection() template_id = one.template.allocate( { "TEMPLATE": { "NAME": flavor_data["name"], "CPU": flavor_data["vcpus"], "VCPU": flavor_data["vcpus"], "MEMORY": flavor_data["ram"], "DISK": {"SIZE": disk_size}, "CONTEXT": { "NETWORK": "YES", "SSH_PUBLIC_KEY": "$USER[SSH_PUBLIC_KEY]", }, "GRAPHICS": {"LISTEN": "0.0.0.0", "TYPE": "VNC"}, "CLUSTER_ID": self.config["cluster"]["id"], } } ) return template_id except Exception as e: self.logger.error("Create new flavor error: " + str(e)) raise vimconn.VimConnException(e) def delete_flavor(self, flavor_id): """Deletes a tenant flavor from VIM Returns the old flavor_id """ try: one = self._new_one_connection() one.template.delete(int(flavor_id), False) return flavor_id except Exception as e: self.logger.error( "Error deleting flavor " + str(flavor_id) + ". Flavor not found" ) raise vimconn.VimConnException(e) def get_image_list(self, filter_dict={}): """Obtain tenant images from VIM Filter_dict can be: name: image name id: image uuid checksum: image checksum location: image path Returns the image list of dictionaries: [{<the fields at Filter_dict plus some VIM specific>}, ...] List can be empty """ try: one = self._new_one_connection() image_pool = one.imagepool.info(-2, -1, -1).IMAGE images = [] if "name" in filter_dict: image_name_filter = filter_dict["name"] else: image_name_filter = None if "id" in filter_dict: image_id_filter = filter_dict["id"] else: image_id_filter = None for image in image_pool: if str(image_name_filter) == str(image.NAME) or str(image.ID) == str( image_id_filter ): images_dict = {"name": image.NAME, "id": str(image.ID)} images.append(images_dict) return images except Exception as e: self.logger.error("Get image list error: " + str(e)) raise vimconn.VimConnException(e) def new_vminstance( self, name, description, start, image_id, flavor_id, net_list, cloud_config=None, disk_list=None, availability_zone_index=None, availability_zone_list=None, ): """ Adds a VM instance to VIM :param name: :param description: :param start: (boolean) indicates if VM must start or created in pause mode. :param image_id: image VIM id to use for the VM :param flavor_id: flavor VIM id to use for the VM :param net_list: list of interfaces, each one is a dictionary with: 'name': (optional) name for the interface. 'net_id': VIM network id where this interface must be connect to. Mandatory for type==virtual 'vpci': (optional) virtual vPCI address to assign at the VM. Can be ignored depending on VIM capabilities 'model': (optional and only have sense for type==virtual) interface model: virtio, e1000, ... 'mac_address': (optional) mac address to assign to this interface 'ip_address': (optional) IP address to assign to this interface #TODO: CHECK if an optional 'vlan' parameter is needed for VIMs when type if VF and net_id is not provided, the VLAN tag to be used. In case net_id is provided, the internal network vlan is used for tagging VF 'type': (mandatory) can be one of: 'virtual', in this case always connected to a network of type 'net_type=bridge' 'PCI-PASSTHROUGH' or 'PF' (passthrough): depending on VIM capabilities it can be connected to a data/ptp network ot itcan created unconnected 'SR-IOV' or 'VF' (SRIOV with VLAN tag): same as PF for network connectivity. 'VFnotShared'(SRIOV without VLAN tag) same as PF for network connectivity. VF where no other VFs are allocated on the same physical NIC 'bw': (optional) only for PF/VF/VFnotShared. Minimal Bandwidth required for the interface in GBPS 'port_security': (optional) If False it must avoid any traffic filtering at this interface. If missing or True, it must apply the default VIM behaviour After execution the method will add the key: 'vim_id': must be filled/added by this method with the VIM identifier generated by the VIM for this interface. 'net_list' is modified :param cloud_config: (optional) dictionary with: 'key-pairs': (optional) list of strings with the public key to be inserted to the default user 'users': (optional) list of users to be inserted, each item is a dict with: 'name': (mandatory) user name, 'key-pairs': (optional) list of strings with the public key to be inserted to the user 'user-data': (optional) can be a string with the text script to be passed directly to cloud-init, or a list of strings, each one contains a script to be passed, usually with a MIMEmultipart file 'config-files': (optional). List of files to be transferred. Each item is a dict with: 'dest': (mandatory) string with the destination absolute path 'encoding': (optional, by default text). Can be one of: 'b64', 'base64', 'gz', 'gz+b64', 'gz+base64', 'gzip+b64', 'gzip+base64' 'content' (mandatory): string with the content of the file 'permissions': (optional) string with file permissions, typically octal notation '0644' 'owner': (optional) file owner, string with the format 'owner:group' 'boot-data-drive': boolean to indicate if user-data must be passed using a boot drive (hard disk) :param disk_list: (optional) list with additional disks to the VM. Each item is a dict with: 'image_id': (optional). VIM id of an existing image. If not provided an empty disk must be mounted 'size': (mandatory) string with the size of the disk in GB :param availability_zone_index: Index of availability_zone_list to use for this this VM. None if not AV required :param availability_zone_list: list of availability zones given by user in the VNFD descriptor. Ignore if availability_zone_index is None :return: a tuple with the instance identifier and created_items or raises an exception on error created_items can be None or a dictionary where this method can include key-values that will be passed to the method delete_vminstance and action_vminstance. Can be used to store created ports, volumes, etc. Format is vimconnector dependent, but do not use nested dictionaries and a value of None should be the same as not present. """ self.logger.debug( "new_vminstance input: image='{}' flavor='{}' nics='{}'".format( image_id, flavor_id, str(net_list) ) ) try: one = self._new_one_connection() template_vim = one.template.info(int(flavor_id), True) disk_size = str(template_vim.TEMPLATE["DISK"]["SIZE"]) one = self._new_one_connection() template_updated = "" for net in net_list: net_in_vim = one.vn.info(int(net["net_id"])) net["vim_id"] = str(net_in_vim.ID) network = 'NIC = [NETWORK = "{}",NETWORK_UNAME = "{}" ]'.format( net_in_vim.NAME, net_in_vim.UNAME ) template_updated += network template_updated += "DISK = [ IMAGE_ID = {},\n SIZE = {}]".format( image_id, disk_size ) if isinstance(cloud_config, dict): if cloud_config.get("key-pairs"): context = 'CONTEXT = [\n NETWORK = "YES",\n SSH_PUBLIC_KEY = "' for key in cloud_config["key-pairs"]: context += key + "\n" # if False: # context += '"\n USERNAME = ' context += '"]' template_updated += context vm_instance_id = one.template.instantiate( int(flavor_id), name, False, template_updated ) self.logger.info( "Instanciating in OpenNebula a new VM name:{} id:{}".format( name, flavor_id ) ) return str(vm_instance_id), None except pyone.OneNoExistsException as e: self.logger.error("Network with id " + str(e) + " not found: " + str(e)) raise vimconn.VimConnNotFoundException(e) except Exception as e: self.logger.error("Create new vm instance error: " + str(e)) raise vimconn.VimConnException(e) def get_vminstance(self, vm_id): """Returns the VM instance information from VIM""" try: one = self._new_one_connection() vm = one.vm.info(int(vm_id)) return vm except Exception as e: self.logger.error( "Getting vm instance error: " + str(e) + ": VM Instance not found" ) raise vimconn.VimConnException(e) def delete_vminstance(self, vm_id, created_items=None): """ Removes a VM instance from VIM and its associated elements :param vm_id: VIM identifier of the VM, provided by method new_vminstance :param created_items: dictionary with extra items to be deleted. provided by method new_vminstance and/or method action_vminstance :return: None or the same vm_id. Raises an exception on fail """ try: one = self._new_one_connection() one.vm.recover(int(vm_id), 3) vm = None while True: if vm is not None and vm.LCM_STATE == 0: break else: vm = one.vm.info(int(vm_id)) except pyone.OneNoExistsException: self.logger.info( "The vm " + str(vm_id) + " does not exist or is already deleted" ) raise vimconn.VimConnNotFoundException( "The vm {} does not exist or is already deleted".format(vm_id) ) except Exception as e: self.logger.error("Delete vm instance " + str(vm_id) + " error: " + str(e)) raise vimconn.VimConnException(e) def refresh_vms_status(self, vm_list): """Get the status of the virtual machines and their interfaces/ports Params: the list of VM identifiers Returns a dictionary with: vm_id: #VIM id of this Virtual Machine status: #Mandatory. Text with one of: # DELETED (not found at vim) # VIM_ERROR (Cannot connect to VIM, VIM response error, ...) # OTHER (Vim reported other status not understood) # ERROR (VIM indicates an ERROR status) # ACTIVE, PAUSED, SUSPENDED, INACTIVE (not running), # BUILD (on building process), ERROR # ACTIVE:NoMgmtIP (Active but any of its interface has an IP address # error_msg: #Text with VIM error message, if any. Or the VIM connection ERROR vim_info: #Text with plain information obtained from vim (yaml.safe_dump) interfaces: list with interface info. Each item a dictionary with: vim_info: #Text with plain information obtained from vim (yaml.safe_dump) mac_address: #Text format XX:XX:XX:XX:XX:XX vim_net_id: #network id where this interface is connected, if provided at creation vim_interface_id: #interface/port VIM id ip_address: #null, or text with IPv4, IPv6 address compute_node: #identification of compute node where PF,VF interface is allocated pci: #PCI address of the NIC that hosts the PF,VF vlan: #physical VLAN used for VF """ vm_dict = {} try: for vm_id in vm_list: vm = {} if self.get_vminstance(vm_id) is not None: vm_element = self.get_vminstance(vm_id) else: self.logger.info("The vm " + str(vm_id) + " does not exist.") vm["status"] = "DELETED" vm["error_msg"] = "The vm " + str(vm_id) + " does not exist." continue vm["vim_info"] = None vm_status = vm_element.LCM_STATE if vm_status == 3: vm["status"] = "ACTIVE" elif vm_status == 36: vm["status"] = "ERROR" vm["error_msg"] = "VM failure" else: vm["status"] = "BUILD" if vm_element is not None: interfaces = self._get_networks_vm(vm_element) vm["interfaces"] = interfaces vm_dict[vm_id] = vm return vm_dict except Exception as e: self.logger.error(e) for k in vm_dict: vm_dict[k]["status"] = "VIM_ERROR" vm_dict[k]["error_msg"] = str(e) return vm_dict def _get_networks_vm(self, vm_element): interfaces = [] try: if isinstance(vm_element.TEMPLATE["NIC"], list): for net in vm_element.TEMPLATE["NIC"]: interface = { "vim_info": None, "mac_address": str(net["MAC"]), "vim_net_id": str(net["NETWORK_ID"]), "vim_interface_id": str(net["NETWORK_ID"]), } # maybe it should be 2 different keys for ip_address if an interface has ipv4 and ipv6 if "IP" in net: interface["ip_address"] = str(net["IP"]) if "IP6_GLOBAL" in net: interface["ip_address"] = str(net["IP6_GLOBAL"]) interfaces.append(interface) else: net = vm_element.TEMPLATE["NIC"] interface = { "vim_info": None, "mac_address": str(net["MAC"]), "vim_net_id": str(net["NETWORK_ID"]), "vim_interface_id": str(net["NETWORK_ID"]), } # maybe it should be 2 different keys for ip_address if an interface has ipv4 and ipv6 if "IP" in net: interface["ip_address"] = str(net["IP"]) if "IP6_GLOBAL" in net: interface["ip_address"] = str(net["IP6_GLOBAL"]) interfaces.append(interface) return interfaces except Exception: self.logger.error( "Error getting vm interface_information of vm_id: " + str(vm_element.ID) )