X-Git-Url: https://osm.etsi.org/gitweb/?p=osm%2FRO.git;a=blobdiff_plain;f=RO-VIM-opennebula%2Fosm_rovim_opennebula%2Fvimconn_opennebula.py;fp=RO-VIM-opennebula%2Fosm_rovim_opennebula%2Fvimconn_opennebula.py;h=d788dcbb024eb340307829c57fefd7875fef7350;hp=0000000000000000000000000000000000000000;hb=57dadcfd0fcf3c8e933602e2fb57f32658d9c845;hpb=a85c54de5c5d1f951b27082a21e5654e15712529
diff --git a/RO-VIM-opennebula/osm_rovim_opennebula/vimconn_opennebula.py b/RO-VIM-opennebula/osm_rovim_opennebula/vimconn_opennebula.py
new file mode 100644
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+++ b/RO-VIM-opennebula/osm_rovim_opennebula/vimconn_opennebula.py
@@ -0,0 +1,687 @@
+# -*- 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 import vimconn
+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)
+
+ 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 = ' \
+ \
+ one.user.addgroup\
+ \
+ \
+ {}:{}\
+ \
+ \
+ {}\
+ \
+ \
+ {}\
+ \
+ \
+ '.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 = ' \
+ \
+ one.user.delgroup\
+ \
+ \
+ {}:{}\
+ \
+ \
+ {}\
+ \
+ \
+ {}\
+ \
+ \
+ '.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): # , **vim_specific):
+ """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:
+ [{}, ...]
+ 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
+ Params:
+ 'start': (boolean) indicates if VM must start or created in pause mode.
+ 'image_id','flavor_id': image and flavor VIM id to use for the VM
+ '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 it
+ can 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
+ '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)
+ '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
+ availability_zone_index: Index of availability_zone_list to use for this this VM. None if not AV required
+ availability_zone_list: list of availability zones given by user in the VNFD descriptor. Ignore if
+ availability_zone_index is None
+ Returns 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 as e:
+ 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 u'IP' in net:
+ interface["ip_address"] = str(net["IP"])
+ if u'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 u'IP' in net:
+ interface["ip_address"] = str(net["IP"])
+ if u'IP6_GLOBAL' in net:
+ interface["ip_address"] = str(net["IP6_GLOBAL"])
+ interfaces.append(interface)
+ return interfaces
+ except Exception as e:
+ self.logger.error("Error getting vm interface_information of vm_id: " + str(vm_element.ID))