from typing import Dict, List, Optional, Tuple
from cinderclient import client as cClient
+import cinderclient.exceptions as cExceptions
from glanceclient import client as glClient
import glanceclient.exc as gl1Exceptions
from keystoneauth1 import session
server_timeout = 1800
+def catch_any_exception(func):
+ def format_exception(*args, **kwargs):
+ try:
+ return func(*args, *kwargs)
+ except Exception as e:
+ vimconnector._format_exception(e)
+
+ return format_exception
+
+
class SafeDumper(yaml.SafeDumper):
def represent_data(self, data):
# Openstack APIs use custom subclasses of dict and YAML safe dumper
self.persistent_info = persistent_info
self.availability_zone = persistent_info.get("availability_zone", None)
+ self.storage_availability_zone = None
+ self.vm_av_zone = None
self.session = persistent_info.get("session", {"reload_client": True})
self.my_tenant_id = self.session.get("my_tenant_id")
self.nova = self.session.get("nova")
version = self.config.get("microversion")
if not version:
- version = "2.1"
+ version = "2.60"
# addedd region_name to keystone, nova, neutron and cinder to support distributed cloud for Wind River
# Titanium cloud and StarlingX
endpoint_type=self.endpoint_type,
region_name=region_name,
)
- self.cinder = self.session["cinder"] = cClient.Client(
- 2,
- session=sess,
- endpoint_type=self.endpoint_type,
- region_name=region_name,
- )
+
+ if sess.get_all_version_data(service_type="volumev2"):
+ self.cinder = self.session["cinder"] = cClient.Client(
+ 2,
+ session=sess,
+ endpoint_type=self.endpoint_type,
+ region_name=region_name,
+ )
+ else:
+ self.cinder = self.session["cinder"] = cClient.Client(
+ 3,
+ session=sess,
+ endpoint_type=self.endpoint_type,
+ region_name=region_name,
+ )
try:
self.my_tenant_id = self.session["my_tenant_id"] = sess.get_project_id()
# Types. Also, abstract vimconnector should call the validation
# method before the implemented VIM connectors are called.
- def _format_exception(self, exception):
+ @staticmethod
+ def _format_exception(exception):
"""Transform a keystone, nova, neutron exception into a vimconn exception discovering the cause"""
message_error = str(exception)
tip = ""
(
neExceptions.NetworkNotFoundClient,
nvExceptions.NotFound,
+ nvExceptions.ResourceNotFound,
ksExceptions.NotFound,
gl1Exceptions.HTTPNotFound,
+ cExceptions.NotFound,
),
):
raise vimconn.VimConnNotFoundException(
ConnectionError,
ksExceptions.ConnectionError,
neExceptions.ConnectionFailed,
+ cExceptions.ConnectionError,
),
):
if type(exception).__name__ == "SSLError":
KeyError,
nvExceptions.BadRequest,
ksExceptions.BadRequest,
+ gl1Exceptions.BadRequest,
+ cExceptions.BadRequest,
),
):
+ if message_error == "OS-EXT-SRV-ATTR:host":
+ tip = " (If the user does not have non-admin credentials, this attribute will be missing)"
+ raise vimconn.VimConnInsufficientCredentials(
+ type(exception).__name__ + ": " + message_error + tip
+ )
raise vimconn.VimConnException(
type(exception).__name__ + ": " + message_error
)
+
elif isinstance(
exception,
(
nvExceptions.ClientException,
ksExceptions.ClientException,
neExceptions.NeutronException,
+ cExceptions.ClientException,
),
):
raise vimconn.VimConnUnexpectedResponse(
elif isinstance(exception, vimconn.VimConnException):
raise exception
else: # ()
- self.logger.error("General Exception " + message_error, exc_info=True)
+ logger = logging.getLogger("ro.vim.openstack")
+ logger.error("General Exception " + message_error, exc_info=True)
- raise vimconn.VimConnConnectionException(
+ raise vimconn.VimConnException(
type(exception).__name__ + ": " + message_error
)
"Not found security group {} for this tenant".format(sg)
)
+ def _find_nova_server(self, vm_id):
+ """
+ Returns the VM instance from Openstack and completes it with flavor ID
+ Do not call nova.servers.find directly, as it does not return flavor ID with microversion>=2.47
+ """
+ try:
+ self._reload_connection()
+ server = self.nova.servers.find(id=vm_id)
+ # TODO parse input and translate to VIM format (openmano_schemas.new_vminstance_response_schema)
+ server_dict = server.to_dict()
+ try:
+ if server_dict["flavor"].get("original_name"):
+ server_dict["flavor"]["id"] = self.nova.flavors.find(
+ name=server_dict["flavor"]["original_name"]
+ ).id
+ except nClient.exceptions.NotFound as e:
+ self.logger.warning(str(e.message))
+ return server_dict
+ except (
+ ksExceptions.ClientException,
+ nvExceptions.ClientException,
+ nvExceptions.NotFound,
+ ConnectionError,
+ ) as e:
+ self._format_exception(e)
+
def check_vim_connectivity(self):
# just get network list to check connectivity and credentials
self.get_network_list(filter_dict={})
Returns the tenant list of dictionaries: [{'name':'<name>, 'id':'<id>, ...}, ...]
"""
self.logger.debug("Getting tenants from VIM filter: '%s'", str(filter_dict))
-
try:
self._reload_connection()
def new_tenant(self, tenant_name, tenant_description):
"""Adds a new tenant to openstack VIM. Returns the tenant identifier"""
self.logger.debug("Adding a new tenant name: %s", tenant_name)
-
try:
self._reload_connection()
def delete_tenant(self, tenant_id):
"""Delete a tenant from openstack VIM. Returns the old tenant identifier"""
self.logger.debug("Deleting tenant %s from VIM", tenant_id)
-
try:
self._reload_connection()
self.keystone.tenants.delete(tenant_id)
return tenant_id
+
except (
ksExceptions.ConnectionError,
ksExceptions.ClientException,
"dataplane_physical_net"
)
- # if it is non empty list, use the first value. If it is a string use the value directly
+ # if it is non-empty list, use the first value. If it is a string use the value directly
if (
isinstance(provider_physical_network, (tuple, list))
and provider_physical_network
)
if not self.config.get("multisegment_support"):
- network_dict[
- "provider:physical_network"
- ] = provider_physical_network
+ network_dict["provider:physical_network"] = (
+ provider_physical_network
+ )
if (
provider_network_profile
and "network-type" in provider_network_profile
):
- network_dict[
- "provider:network_type"
- ] = provider_network_profile["network-type"]
+ network_dict["provider:network_type"] = (
+ provider_network_profile["network-type"]
+ )
else:
network_dict["provider:network_type"] = self.config.get(
"dataplane_network_type", "vlan"
if not ip_profile.get("subnet_address"):
# Fake subnet is required
- subnet_rand = random.randint(0, 255)
+ subnet_rand = random.SystemRandom().randint(0, 255)
ip_profile["subnet_address"] = "192.168.{}.0/24".format(subnet_rand)
if "ip_version" not in ip_profile:
ip_str = str(netaddr.IPAddress(ip_int))
subnet["allocation_pools"][0]["end"] = ip_str
+ if (
+ ip_profile.get("ipv6_address_mode")
+ and ip_profile["ip_version"] != "IPv4"
+ ):
+ subnet["ipv6_address_mode"] = ip_profile["ipv6_address_mode"]
+ # ipv6_ra_mode can be set to the same value for most use cases, see documentation:
+ # https://docs.openstack.org/neutron/latest/admin/config-ipv6.html#ipv6-ra-mode-and-ipv6-address-mode-combinations
+ subnet["ipv6_ra_mode"] = ip_profile["ipv6_address_mode"]
+
# self.logger.debug(">>>>>>>>>>>>>>>>>> Subnet: %s", str(subnet))
self.neutron.create_subnet({"subnet": subnet})
if k_item == "l2gwconn":
self.neutron.delete_l2_gateway_connection(k_id)
+
+ except (neExceptions.ConnectionFailed, ConnectionError) as e2:
+ self.logger.error(
+ "Error deleting l2 gateway connection: {}: {}".format(
+ type(e2).__name__, e2
+ )
+ )
+ self._format_exception(e2)
except Exception as e2:
self.logger.error(
"Error deleting l2 gateway connection: {}: {}".format(
Returns the network list of dictionaries
"""
self.logger.debug("Getting network from VIM filter: '%s'", str(filter_dict))
-
try:
self._reload_connection()
filter_dict_os = filter_dict.copy()
return net
+ @catch_any_exception
def delete_network(self, net_id, created_items=None):
"""
Removes a tenant network from VIM and its associated elements
k_item, _, k_id = k.partition(":")
if k_item == "l2gwconn":
self.neutron.delete_l2_gateway_connection(k_id)
+
+ except (neExceptions.ConnectionFailed, ConnectionError) as e:
+ self.logger.error(
+ "Error deleting l2 gateway connection: {}: {}".format(
+ type(e).__name__, e
+ )
+ )
+ self._format_exception(e)
except Exception as e:
self.logger.error(
"Error deleting l2 gateway connection: {}: {}".format(
for p in ports["ports"]:
try:
self.neutron.delete_port(p["id"])
+
+ except (neExceptions.ConnectionFailed, ConnectionError) as e:
+ self.logger.error("Error deleting port %s: %s", p["id"], str(e))
+ # If there is connection error, it raises.
+ self._format_exception(e)
except Exception as e:
self.logger.error("Error deleting port %s: %s", p["id"], str(e))
self.neutron.delete_network(net_id)
return net_id
- except (
- neExceptions.ConnectionFailed,
- neExceptions.NetworkNotFoundClient,
- neExceptions.NeutronException,
- ksExceptions.ClientException,
- neExceptions.NeutronException,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+ except (neExceptions.NetworkNotFoundClient, neExceptions.NotFound) as e:
+ # If network to be deleted is not found, it does not raise.
+ self.logger.warning(
+ f"Error deleting network: {net_id} is not found, {str(e)}"
+ )
def refresh_nets_status(self, net_list):
"""Get the status of the networks
def get_flavor(self, flavor_id):
"""Obtain flavor details from the VIM. Returns the flavor dict details"""
self.logger.debug("Getting flavor '%s'", flavor_id)
-
try:
self._reload_connection()
flavor = self.nova.flavors.find(id=flavor_id)
- # TODO parse input and translate to VIM format (openmano_schemas.new_vminstance_response_schema)
-
return flavor.to_dict()
+
except (
nvExceptions.NotFound,
nvExceptions.ClientException,
)
except (
nvExceptions.NotFound,
+ nvExceptions.BadRequest,
nvExceptions.ClientException,
ksExceptions.ClientException,
ConnectionError,
extra_specs (dict): To be filled.
Returns:
- vcpus (int) Number of virtual cpus
+ threads (int) Number of virtual cpus
"""
if not numa.get("paired-threads"):
return
+
# cpu_thread_policy "require" implies that compute node must have an STM architecture
- vcpus = numa["paired-threads"] * 2
+ threads = numa["paired-threads"] * 2
extra_specs["hw:cpu_thread_policy"] = "require"
extra_specs["hw:cpu_policy"] = "dedicated"
- return vcpus
+ return threads
@staticmethod
def process_numa_cores(numa: dict, extra_specs: dict) -> Optional[int]:
extra_specs (dict): To be filled.
Returns:
- vcpus (int) Number of virtual cpus
+ cores (int) Number of virtual cpus
"""
# cpu_thread_policy "isolate" implies that the host must not have an SMT
# architecture, or a non-SMT architecture will be emulated
if not numa.get("cores"):
return
- vcpus = numa["cores"]
+ cores = numa["cores"]
extra_specs["hw:cpu_thread_policy"] = "isolate"
extra_specs["hw:cpu_policy"] = "dedicated"
- return vcpus
+ return cores
@staticmethod
def process_numa_threads(numa: dict, extra_specs: dict) -> Optional[int]:
extra_specs (dict): To be filled.
Returns:
- vcpus (int) Number of virtual cpus
+ threads (int) Number of virtual cpus
"""
# cpu_thread_policy "prefer" implies that the host may or may not have an SMT architecture
if not numa.get("threads"):
return
- vcpus = numa["threads"]
+ threads = numa["threads"]
extra_specs["hw:cpu_thread_policy"] = "prefer"
extra_specs["hw:cpu_policy"] = "dedicated"
- return vcpus
+ return threads
def _process_numa_parameters_of_flavor(
- self, numas: List, extra_specs: Dict, vcpus: Optional[int]
- ) -> int:
+ self, numas: List, extra_specs: Dict
+ ) -> None:
"""Process numa parameters and fill up extra_specs.
Args:
numas (list): List of dictionary which includes numa information
extra_specs (dict): To be filled.
- vcpus (int) Number of virtual cpus
-
- Returns:
- vcpus (int) Number of virtual cpus
"""
numa_nodes = len(numas)
extra_specs["hw:numa_nodes"] = str(numa_nodes)
+ cpu_cores, cpu_threads = 0, 0
if self.vim_type == "VIO":
- extra_specs["vmware:extra_config"] = '{"numa.nodeAffinity":"0"}'
- extra_specs["vmware:latency_sensitivity_level"] = "high"
+ self.process_vio_numa_nodes(numa_nodes, extra_specs)
for numa in numas:
if "id" in numa:
extra_specs["hw:cpu_sockets"] = str(numa_nodes)
if "paired-threads" in numa:
- vcpus = self.process_numa_paired_threads(numa, extra_specs)
+ threads = self.process_numa_paired_threads(numa, extra_specs)
+ cpu_threads += threads
elif "cores" in numa:
- vcpus = self.process_numa_cores(numa, extra_specs)
+ cores = self.process_numa_cores(numa, extra_specs)
+ cpu_cores += cores
elif "threads" in numa:
- vcpus = self.process_numa_threads(numa, extra_specs)
+ threads = self.process_numa_threads(numa, extra_specs)
+ cpu_threads += threads
+
+ if cpu_cores:
+ extra_specs["hw:cpu_cores"] = str(cpu_cores)
+ if cpu_threads:
+ extra_specs["hw:cpu_threads"] = str(cpu_threads)
+
+ @staticmethod
+ def process_vio_numa_nodes(numa_nodes: int, extra_specs: Dict) -> None:
+ """According to number of numa nodes, updates the extra_specs for VIO.
+
+ Args:
+
+ numa_nodes (int): List keeps the numa node numbers
+ extra_specs (dict): Extra specs dict to be updated
- return vcpus
+ """
+ # If there are several numas, we do not define specific affinity.
+ extra_specs["vmware:latency_sensitivity_level"] = "high"
def _change_flavor_name(
self, name: str, name_suffix: int, flavor_data: dict
return name
def _process_extended_config_of_flavor(
- self, extended: dict, extra_specs: dict, vcpus: Optional[int]
- ) -> int:
+ self, extended: dict, extra_specs: dict
+ ) -> None:
"""Process the extended dict to fill up extra_specs.
Args:
- extended (dict): Keeping the extra specification of flavor
- extra_specs (dict) Dict to be filled to be used during flavor creation
- vcpus (int) Number of virtual cpus
-
- Returns:
- vcpus (int) Number of virtual cpus
+ extended (dict): Keeping the extra specification of flavor
+ extra_specs (dict) Dict to be filled to be used during flavor creation
"""
quotas = {
numas = extended.get("numas")
if numas:
- vcpus = self._process_numa_parameters_of_flavor(numas, extra_specs, vcpus)
+ self._process_numa_parameters_of_flavor(numas, extra_specs)
for quota, item in quotas.items():
if quota in extended.keys():
if extended.get(policy):
extra_specs[hw_policy] = extended[policy].lower()
- return vcpus
-
@staticmethod
def _get_flavor_details(flavor_data: dict) -> Tuple:
"""Returns the details of flavor
flavor_data.get("extended"),
)
+ @catch_any_exception
def new_flavor(self, flavor_data: dict, change_name_if_used: bool = True) -> str:
"""Adds a tenant flavor to openstack VIM.
if change_name_if_used is True, it will change name in case of conflict,
retry = 0
max_retries = 3
name_suffix = 0
+ name = flavor_data["name"]
+ while retry < max_retries:
+ retry += 1
+ try:
+ self._reload_connection()
- try:
- name = flavor_data["name"]
- while retry < max_retries:
- retry += 1
- try:
- self._reload_connection()
-
- if change_name_if_used:
- name = self._change_flavor_name(name, name_suffix, flavor_data)
-
- ram, vcpus, extra_specs, extended = self._get_flavor_details(
- flavor_data
- )
- if extended:
- vcpus = self._process_extended_config_of_flavor(
- extended, extra_specs, vcpus
- )
-
- # Create flavor
+ if change_name_if_used:
+ name = self._change_flavor_name(name, name_suffix, flavor_data)
- new_flavor = self.nova.flavors.create(
- name=name,
- ram=ram,
- vcpus=vcpus,
- disk=flavor_data.get("disk", 0),
- ephemeral=flavor_data.get("ephemeral", 0),
- swap=flavor_data.get("swap", 0),
- is_public=flavor_data.get("is_public", True),
- )
+ ram, vcpus, extra_specs, extended = self._get_flavor_details(
+ flavor_data
+ )
+ if extended:
+ self._process_extended_config_of_flavor(extended, extra_specs)
- # Add metadata
- if extra_specs:
- new_flavor.set_keys(extra_specs)
+ # Create flavor
- return new_flavor.id
+ new_flavor = self.nova.flavors.create(
+ name=name,
+ ram=ram,
+ vcpus=vcpus,
+ disk=flavor_data.get("disk", 0),
+ ephemeral=flavor_data.get("ephemeral", 0),
+ swap=flavor_data.get("swap", 0),
+ is_public=flavor_data.get("is_public", True),
+ )
- except nvExceptions.Conflict as e:
+ # Add metadata
+ if extra_specs:
+ new_flavor.set_keys(extra_specs)
- if change_name_if_used and retry < max_retries:
- continue
+ return new_flavor.id
- self._format_exception(e)
+ except nvExceptions.Conflict as e:
+ if change_name_if_used and retry < max_retries:
+ continue
- except (
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- ConnectionError,
- KeyError,
- ) as e:
- self._format_exception(e)
+ self._format_exception(e)
+ @catch_any_exception
def delete_flavor(self, flavor_id):
"""Deletes a tenant flavor from openstack VIM. Returns the old flavor_id"""
try:
self._reload_connection()
self.nova.flavors.delete(flavor_id)
-
return flavor_id
- # except nvExceptions.BadRequest as e:
- except (
- nvExceptions.NotFound,
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+
+ except (nvExceptions.NotFound, nvExceptions.ResourceNotFound) as e:
+ # If flavor is not found, it does not raise.
+ self.logger.warning(
+ f"Error deleting flavor: {flavor_id} is not found, {str(e.message)}"
+ )
def new_image(self, image_dict):
"""
self.glance.images.update(new_image.id, **metadata_to_load)
return new_image.id
- except (
- nvExceptions.Conflict,
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- ) as e:
- self._format_exception(e)
except (
HTTPException,
gl1Exceptions.HTTPException,
"{}: {} for {}".format(type(e).__name__, e, image_dict["location"]),
http_code=vimconn.HTTP_Bad_Request,
)
+ except Exception as e:
+ self._format_exception(e)
+ @catch_any_exception
def delete_image(self, image_id):
"""Deletes a tenant image from openstack VIM. Returns the old id"""
try:
self.glance.images.delete(image_id)
return image_id
- except (
- nvExceptions.NotFound,
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- gl1Exceptions.CommunicationError,
- gl1Exceptions.HTTPNotFound,
- ConnectionError,
- ) as e: # TODO remove
- self._format_exception(e)
+ except gl1Exceptions.NotFound as e:
+ # If image is not found, it does not raise.
+ self.logger.warning(
+ f"Error deleting image: {image_id} is not found, {str(e)}"
+ )
+ @catch_any_exception
def get_image_id_from_path(self, path):
"""Get the image id from image path in the VIM database. Returns the image_id"""
- try:
- self._reload_connection()
- images = self.glance.images.list()
+ self._reload_connection()
+ images = self.glance.images.list()
- for image in images:
- if image.metadata.get("location") == path:
- return image.id
+ for image in images:
+ if image.metadata.get("location") == path:
+ return image.id
- raise vimconn.VimConnNotFoundException(
- "image with location '{}' not found".format(path)
- )
- except (
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- gl1Exceptions.CommunicationError,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+ raise vimconn.VimConnNotFoundException(
+ "image with location '{}' not found".format(path)
+ )
def get_image_list(self, filter_dict={}):
"""Obtain tenant images from VIM
List can be empty
"""
self.logger.debug("Getting image list from VIM filter: '%s'", str(filter_dict))
-
try:
self._reload_connection()
# filter_dict_os = filter_dict.copy()
pass
return filtered_list
+
except (
ksExceptions.ClientException,
nvExceptions.ClientException,
self.availability_zone = vim_availability_zones
else:
self.availability_zone = self._get_openstack_availablity_zones()
+ if "storage_availability_zone" in self.config:
+ self.storage_availability_zone = self.config.get(
+ "storage_availability_zone"
+ )
def _get_vm_availability_zone(
self, availability_zone_index, availability_zone_list
# For VF
elif net["type"] == "VF" or net["type"] == "SR-IOV":
-
port_dict["binding:vnic_type"] = "direct"
# VIO specific Changes
if net.get("mac_address"):
port_dict["mac_address"] = net["mac_address"]
- if net.get("ip_address"):
- port_dict["fixed_ips"] = [{"ip_address": net["ip_address"]}]
+ ip_dual_list = []
+ if ip_list := net.get("ip_address"):
+ if not isinstance(ip_list, list):
+ ip_list = [ip_list]
+ for ip in ip_list:
+ ip_dict = {"ip_address": ip}
+ ip_dual_list.append(ip_dict)
+ port_dict["fixed_ips"] = ip_dual_list
# TODO add "subnet_id": <subnet_id>
def _create_new_port(self, port_dict: dict, created_items: dict, net: dict) -> Dict:
"""
new_port = self.neutron.create_port({"port": port_dict})
created_items["port:" + str(new_port["port"]["id"])] = True
- net["mac_adress"] = new_port["port"]["mac_address"]
+ net["mac_address"] = new_port["port"]["mac_address"]
net["vim_id"] = new_port["port"]["id"]
return new_port
def _prepare_persistent_root_volumes(
self,
name: str,
- vm_av_zone: list,
+ storage_av_zone: list,
disk: dict,
base_disk_index: int,
block_device_mapping: dict,
Args:
name (str): Name of VM instance
- vm_av_zone (list): List of availability zones
+ storage_av_zone (list): Storage of availability zones
disk (dict): Disk details
base_disk_index (int): Disk index
block_device_mapping (dict): Block device details
# Disk may include only vim_volume_id or only vim_id."
# Use existing persistent root volume finding with volume_id or vim_id
key_id = "vim_volume_id" if "vim_volume_id" in disk.keys() else "vim_id"
-
if disk.get(key_id):
-
block_device_mapping["vd" + chr(base_disk_index)] = disk[key_id]
existing_vim_volumes.append({"id": disk[key_id]})
-
else:
# Create persistent root volume
volume = self.cinder.volumes.create(
name=name + "vd" + chr(base_disk_index),
imageRef=disk["image_id"],
# Make sure volume is in the same AZ as the VM to be attached to
- availability_zone=vm_av_zone,
+ availability_zone=storage_av_zone,
)
boot_volume_id = volume.id
self.update_block_device_mapping(
"Created volume is not valid, does not have id attribute."
)
+ block_device_mapping["vd" + chr(base_disk_index)] = volume.id
+ if disk.get("multiattach"): # multiattach volumes do not belong to VDUs
+ return
volume_txt = "volume:" + str(volume.id)
if disk.get("keep"):
volume_txt += ":keep"
created_items[volume_txt] = True
- block_device_mapping["vd" + chr(base_disk_index)] = volume.id
+
+ @catch_any_exception
+ def new_shared_volumes(self, shared_volume_data) -> (str, str):
+ availability_zone = (
+ self.storage_availability_zone
+ if self.storage_availability_zone
+ else self.vm_av_zone
+ )
+ volume = self.cinder.volumes.create(
+ size=shared_volume_data["size"],
+ name=shared_volume_data["name"],
+ volume_type="multiattach",
+ availability_zone=availability_zone,
+ )
+ return volume.name, volume.id
+
+ def _prepare_shared_volumes(
+ self,
+ name: str,
+ disk: dict,
+ base_disk_index: int,
+ block_device_mapping: dict,
+ existing_vim_volumes: list,
+ created_items: dict,
+ ):
+ volumes = {volume.name: volume.id for volume in self.cinder.volumes.list()}
+ if volumes.get(disk["name"]):
+ sv_id = volumes[disk["name"]]
+ max_retries = 3
+ vol_status = ""
+ # If this is not the first VM to attach the volume, volume status may be "reserved" for a short time
+ while max_retries:
+ max_retries -= 1
+ volume = self.cinder.volumes.get(sv_id)
+ vol_status = volume.status
+ if volume.status not in ("in-use", "available"):
+ time.sleep(5)
+ continue
+ self.update_block_device_mapping(
+ volume=volume,
+ block_device_mapping=block_device_mapping,
+ base_disk_index=base_disk_index,
+ disk=disk,
+ created_items=created_items,
+ )
+ return
+ raise vimconn.VimConnException(
+ "Shared volume is not prepared, status is: {}".format(vol_status),
+ http_code=vimconn.HTTP_Internal_Server_Error,
+ )
def _prepare_non_root_persistent_volumes(
self,
name: str,
disk: dict,
- vm_av_zone: list,
+ storage_av_zone: list,
block_device_mapping: dict,
base_disk_index: int,
existing_vim_volumes: list,
Args:
name (str): Name of VM instance
disk (dict): Disk details
- vm_av_zone (list): List of availability zones
+ storage_av_zone (list): Storage of availability zones
block_device_mapping (dict): Block device details
base_disk_index (int): Disk index
existing_vim_volumes (list): Existing disk details
# Non-root persistent volumes
# Disk may include only vim_volume_id or only vim_id."
key_id = "vim_volume_id" if "vim_volume_id" in disk.keys() else "vim_id"
-
if disk.get(key_id):
-
# Use existing persistent volume
block_device_mapping["vd" + chr(base_disk_index)] = disk[key_id]
existing_vim_volumes.append({"id": disk[key_id]})
-
else:
- # Create persistent volume
+ volume_name = f"{name}vd{chr(base_disk_index)}"
volume = self.cinder.volumes.create(
size=disk["size"],
- name=name + "vd" + chr(base_disk_index),
+ name=volume_name,
# Make sure volume is in the same AZ as the VM to be attached to
- availability_zone=vm_av_zone,
+ availability_zone=storage_av_zone,
)
self.update_block_device_mapping(
volume=volume,
elapsed_time (int): Time spent while waiting
"""
-
while elapsed_time < volume_timeout:
for created_item in created_items:
v, volume_id = (
created_item.split(":")[1],
)
if v == "volume":
- if self.cinder.volumes.get(volume_id).status != "available":
+ volume = self.cinder.volumes.get(volume_id)
+ if (
+ volume.volume_type == "multiattach"
+ and volume.status == "in-use"
+ ):
+ return elapsed_time
+ elif volume.status != "available":
break
else:
# All ready: break from while
while elapsed_time < volume_timeout:
for volume in existing_vim_volumes:
- if self.cinder.volumes.get(volume["id"]).status != "available":
+ v = self.cinder.volumes.get(volume["id"])
+ if v.volume_type == "multiattach" and v.status == "in-use":
+ return elapsed_time
+ elif v.status != "available":
break
else: # all ready: break from while
break
name: str,
existing_vim_volumes: list,
created_items: dict,
- vm_av_zone: list,
+ storage_av_zone: list,
block_device_mapping: dict,
disk_list: list = None,
) -> None:
name (str): Name of Instance
existing_vim_volumes (list): List of existing volumes
created_items (dict): All created items belongs to VM
- vm_av_zone (list): VM availability zone
+ storage_av_zone (list): Storage availability zone
block_device_mapping (dict): Block devices to be attached to VM
disk_list (list): List of disks
base_disk_index = ord("b")
boot_volume_id = None
elapsed_time = 0
-
for disk in disk_list:
if "image_id" in disk:
# Root persistent volume
base_disk_index = ord("a")
boot_volume_id = self._prepare_persistent_root_volumes(
name=name,
- vm_av_zone=vm_av_zone,
+ storage_av_zone=storage_av_zone,
+ disk=disk,
+ base_disk_index=base_disk_index,
+ block_device_mapping=block_device_mapping,
+ existing_vim_volumes=existing_vim_volumes,
+ created_items=created_items,
+ )
+ elif disk.get("multiattach"):
+ self._prepare_shared_volumes(
+ name=name,
disk=disk,
base_disk_index=base_disk_index,
block_device_mapping=block_device_mapping,
self._prepare_non_root_persistent_volumes(
name=name,
disk=disk,
- vm_av_zone=vm_av_zone,
+ storage_av_zone=storage_av_zone,
block_device_mapping=block_device_mapping,
base_disk_index=base_disk_index,
existing_vim_volumes=existing_vim_volumes,
# In case of RO in HA there can be conflicts, two RO trying to assign same floating IP, so retry
# several times
while not assigned:
-
free_floating_ip = self._get_free_floating_ip(
server, floating_network
)
self.neutron.update_port(port[0], port_update)
except Exception:
-
raise vimconn.VimConnException(
"It was not possible to disable port security for port {}".format(
port[0]
flavor_id,
str(net_list),
)
+ server = None
+ created_items = {}
+ net_list_vim = []
+ # list of external networks to be connected to instance, later on used to create floating_ip
+ external_network = []
+ # List of ports with port-security disabled
+ no_secured_ports = []
+ block_device_mapping = {}
+ existing_vim_volumes = []
+ server_group_id = None
+ scheduller_hints = {}
try:
- server = None
- created_items = {}
- net_list_vim = []
- # list of external networks to be connected to instance, later on used to create floating_ip
- external_network = []
- # List of ports with port-security disabled
- no_secured_ports = []
- block_device_mapping = {}
- existing_vim_volumes = []
- server_group_id = None
- scheduller_hints = {}
-
# Check the Openstack Connection
self._reload_connection()
config_drive, userdata = self._create_user_data(cloud_config)
# Get availability Zone
- vm_av_zone = self._get_vm_availability_zone(
+ self.vm_av_zone = self._get_vm_availability_zone(
availability_zone_index, availability_zone_list
)
+ storage_av_zone = (
+ self.storage_availability_zone
+ if self.storage_availability_zone
+ else self.vm_av_zone
+ )
+
if disk_list:
# Prepare disks
self._prepare_disk_for_vminstance(
name=name,
existing_vim_volumes=existing_vim_volumes,
created_items=created_items,
- vm_av_zone=vm_av_zone,
+ storage_av_zone=storage_av_zone,
block_device_mapping=block_device_mapping,
disk_list=disk_list,
)
flavor_id,
net_list_vim,
self.config.get("security_groups"),
- vm_av_zone,
+ self.vm_av_zone,
self.config.get("keypair"),
userdata,
config_drive,
server_group_id,
)
)
-
# Create VM
server = self.nova.servers.create(
name=name,
nics=net_list_vim,
security_groups=self.config.get("security_groups"),
# TODO remove security_groups in future versions. Already at neutron port
- availability_zone=vm_av_zone,
+ availability_zone=self.vm_av_zone,
key_name=self.config.get("keypair"),
userdata=userdata,
config_drive=config_drive,
def get_vminstance(self, vm_id):
"""Returns the VM instance information from VIM"""
- # self.logger.debug("Getting VM from VIM")
- try:
- self._reload_connection()
- server = self.nova.servers.find(id=vm_id)
- # TODO parse input and translate to VIM format (openmano_schemas.new_vminstance_response_schema)
-
- return server.to_dict()
- except (
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- nvExceptions.NotFound,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+ return self._find_nova_server(vm_id)
+ @catch_any_exception
def get_vminstance_console(self, vm_id, console_type="vnc"):
"""
Get a console for the virtual machine
suffix: extra text, e.g. the http path and query string
"""
self.logger.debug("Getting VM CONSOLE from VIM")
+ self._reload_connection()
+ server = self.nova.servers.find(id=vm_id)
- try:
- self._reload_connection()
- server = self.nova.servers.find(id=vm_id)
+ if console_type is None or console_type == "novnc":
+ console_dict = server.get_vnc_console("novnc")
+ elif console_type == "xvpvnc":
+ console_dict = server.get_vnc_console(console_type)
+ elif console_type == "rdp-html5":
+ console_dict = server.get_rdp_console(console_type)
+ elif console_type == "spice-html5":
+ console_dict = server.get_spice_console(console_type)
+ else:
+ raise vimconn.VimConnException(
+ "console type '{}' not allowed".format(console_type),
+ http_code=vimconn.HTTP_Bad_Request,
+ )
- if console_type is None or console_type == "novnc":
- console_dict = server.get_vnc_console("novnc")
- elif console_type == "xvpvnc":
- console_dict = server.get_vnc_console(console_type)
- elif console_type == "rdp-html5":
- console_dict = server.get_rdp_console(console_type)
- elif console_type == "spice-html5":
- console_dict = server.get_spice_console(console_type)
- else:
- raise vimconn.VimConnException(
- "console type '{}' not allowed".format(console_type),
- http_code=vimconn.HTTP_Bad_Request,
- )
+ console_dict1 = console_dict.get("console")
- console_dict1 = console_dict.get("console")
+ if console_dict1:
+ console_url = console_dict1.get("url")
- if console_dict1:
- console_url = console_dict1.get("url")
+ if console_url:
+ # parse console_url
+ protocol_index = console_url.find("//")
+ suffix_index = (
+ console_url[protocol_index + 2 :].find("/") + protocol_index + 2
+ )
+ port_index = (
+ console_url[protocol_index + 2 : suffix_index].find(":")
+ + protocol_index
+ + 2
+ )
- if console_url:
- # parse console_url
- protocol_index = console_url.find("//")
- suffix_index = (
- console_url[protocol_index + 2 :].find("/") + protocol_index + 2
- )
- port_index = (
- console_url[protocol_index + 2 : suffix_index].find(":")
- + protocol_index
- + 2
+ if protocol_index < 0 or port_index < 0 or suffix_index < 0:
+ return (
+ -vimconn.HTTP_Internal_Server_Error,
+ "Unexpected response from VIM",
)
- if protocol_index < 0 or port_index < 0 or suffix_index < 0:
- return (
- -vimconn.HTTP_Internal_Server_Error,
- "Unexpected response from VIM",
- )
+ console_dict = {
+ "protocol": console_url[0:protocol_index],
+ "server": console_url[protocol_index + 2 : port_index],
+ "port": console_url[port_index:suffix_index],
+ "suffix": console_url[suffix_index + 1 :],
+ }
+ protocol_index += 2
- console_dict = {
- "protocol": console_url[0:protocol_index],
- "server": console_url[protocol_index + 2 : port_index],
- "port": console_url[port_index:suffix_index],
- "suffix": console_url[suffix_index + 1 :],
- }
- protocol_index += 2
-
- return console_dict
- raise vimconn.VimConnUnexpectedResponse("Unexpected response from VIM")
- except (
- nvExceptions.NotFound,
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- nvExceptions.BadRequest,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+ return console_dict
+ raise vimconn.VimConnUnexpectedResponse("Unexpected response from VIM")
def _delete_ports_by_id_wth_neutron(self, k_id: str) -> None:
"""Neutron delete ports by id.
k_id (str): Port id in the VIM
"""
try:
+ self.neutron.delete_port(k_id)
- port_dict = self.neutron.list_ports()
- existing_ports = [port["id"] for port in port_dict["ports"] if port_dict]
+ except (neExceptions.ConnectionFailed, ConnectionError) as e:
+ self.logger.error("Error deleting port: {}: {}".format(type(e).__name__, e))
+ # If there is connection error, raise.
+ self._format_exception(e)
+ except Exception as e:
+ self.logger.error("Error deleting port: {}: {}".format(type(e).__name__, e))
- if k_id in existing_ports:
- self.neutron.delete_port(k_id)
+ def delete_shared_volumes(self, shared_volume_vim_id: str) -> bool:
+ """Cinder delete volume by id.
+ Args:
+ shared_volume_vim_id (str): ID of shared volume in VIM
+ """
+ elapsed_time = 0
+ try:
+ while elapsed_time < server_timeout:
+ vol_status = self.cinder.volumes.get(shared_volume_vim_id).status
+ if vol_status == "available":
+ self.cinder.volumes.delete(shared_volume_vim_id)
+ return True
- except Exception as e:
+ time.sleep(5)
+ elapsed_time += 5
- self.logger.error("Error deleting port: {}: {}".format(type(e).__name__, e))
+ if elapsed_time >= server_timeout:
+ raise vimconn.VimConnException(
+ "Timeout waiting for volume "
+ + shared_volume_vim_id
+ + " to be available",
+ http_code=vimconn.HTTP_Request_Timeout,
+ )
+
+ except Exception as e:
+ self.logger.error(
+ "Error deleting volume: {}: {}".format(type(e).__name__, e)
+ )
+ self._format_exception(e)
def _delete_volumes_by_id_wth_cinder(
self, k: str, k_id: str, volumes_to_hold: list, created_items: dict
"""
try:
if k_id in volumes_to_hold:
- return
+ return False
if self.cinder.volumes.get(k_id).status != "available":
return True
self.cinder.volumes.delete(k_id)
created_items[k] = None
+ except (cExceptions.ConnectionError, ConnectionError) as e:
+ self.logger.error(
+ "Error deleting volume: {}: {}".format(type(e).__name__, e)
+ )
+ self._format_exception(e)
except Exception as e:
self.logger.error(
"Error deleting volume: {}: {}".format(type(e).__name__, e)
self.neutron.delete_floatingip(k_id)
created_items[k] = None
+ except (neExceptions.ConnectionFailed, ConnectionError) as e:
+ self.logger.error(
+ "Error deleting floating ip: {}: {}".format(type(e).__name__, e)
+ )
+ self._format_exception(e)
except Exception as e:
self.logger.error(
"Error deleting floating ip: {}: {}".format(type(e).__name__, e)
if k_item == "port":
self._delete_ports_by_id_wth_neutron(k_id)
+ except (neExceptions.ConnectionFailed, ConnectionError) as e:
+ self.logger.error(
+ "Error deleting port: {}: {}".format(type(e).__name__, e)
+ )
+ self._format_exception(e)
except Exception as e:
self.logger.error(
"Error deleting port: {}: {}".format(type(e).__name__, e)
try:
k_item, k_id = self._get_item_name_id(k)
-
if k_item == "volume":
-
unavailable_vol = self._delete_volumes_by_id_wth_cinder(
k, k_id, volumes_to_hold, created_items
)
keep_waiting = True
elif k_item == "floating_ip":
-
self._delete_floating_ip_by_id(k, k_id, created_items)
+ except (
+ cExceptions.ConnectionError,
+ neExceptions.ConnectionFailed,
+ ConnectionError,
+ AttributeError,
+ TypeError,
+ ) as e:
+ self.logger.error("Error deleting {}: {}".format(k, e))
+ self._format_exception(e)
+
except Exception as e:
self.logger.error("Error deleting {}: {}".format(k, e))
if len(key.split(":")) == 2
}
+ @catch_any_exception
def delete_vminstance(
self, vm_id: str, created_items: dict = None, volumes_to_hold: list = None
) -> None:
if keep_waiting:
time.sleep(1)
elapsed_time += 1
-
- except (
- nvExceptions.NotFound,
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+ except (nvExceptions.NotFound, nvExceptions.ResourceNotFound) as e:
+ # If VM does not exist, it does not raise
+ self.logger.warning(f"Error deleting VM: {vm_id} is not found, {str(e)}")
def refresh_vms_status(self, vm_list):
"""Get the status of the virtual machines and their interfaces/ports
self.logger.debug(
"refresh_vms status: Getting tenant VM instance information from VIM"
)
-
for vm_id in vm_list:
vm = {}
return vm_dict
+ @catch_any_exception
def action_vminstance(self, vm_id, action_dict, created_items={}):
"""Send and action over a VM instance from VIM
- Returns None or the console dict if the action was successfully sent to the VIM"""
+ Returns None or the console dict if the action was successfully sent to the VIM
+ """
self.logger.debug("Action over VM '%s': %s", vm_id, str(action_dict))
-
- try:
- self._reload_connection()
- server = self.nova.servers.find(id=vm_id)
-
- if "start" in action_dict:
- if action_dict["start"] == "rebuild":
- server.rebuild()
- else:
- if server.status == "PAUSED":
- server.unpause()
- elif server.status == "SUSPENDED":
- server.resume()
- elif server.status == "SHUTOFF":
- server.start()
- else:
- self.logger.debug(
- "ERROR : Instance is not in SHUTOFF/PAUSE/SUSPEND state"
- )
- raise vimconn.VimConnException(
- "Cannot 'start' instance while it is in active state",
- http_code=vimconn.HTTP_Bad_Request,
- )
-
- elif "pause" in action_dict:
- server.pause()
- elif "resume" in action_dict:
- server.resume()
- elif "shutoff" in action_dict or "shutdown" in action_dict:
- self.logger.debug("server status %s", server.status)
- if server.status == "ACTIVE":
- server.stop()
+ self._reload_connection()
+ server = self.nova.servers.find(id=vm_id)
+ if "start" in action_dict:
+ if action_dict["start"] == "rebuild":
+ server.rebuild()
+ else:
+ if server.status == "PAUSED":
+ server.unpause()
+ elif server.status == "SUSPENDED":
+ server.resume()
+ elif server.status == "SHUTOFF":
+ server.start()
else:
- self.logger.debug("ERROR: VM is not in Active state")
- raise vimconn.VimConnException(
- "VM is not in active state, stop operation is not allowed",
- http_code=vimconn.HTTP_Bad_Request,
+ self.logger.debug(
+ "ERROR : Instance is not in SHUTOFF/PAUSE/SUSPEND state"
)
- elif "forceOff" in action_dict:
- server.stop() # TODO
- elif "terminate" in action_dict:
- server.delete()
- elif "createImage" in action_dict:
- server.create_image()
- # "path":path_schema,
- # "description":description_schema,
- # "name":name_schema,
- # "metadata":metadata_schema,
- # "imageRef": id_schema,
- # "disk": {"oneOf":[{"type": "null"}, {"type":"string"}] },
- elif "rebuild" in action_dict:
- server.rebuild(server.image["id"])
- elif "reboot" in action_dict:
- server.reboot() # reboot_type="SOFT"
- elif "console" in action_dict:
- console_type = action_dict["console"]
-
- if console_type is None or console_type == "novnc":
- console_dict = server.get_vnc_console("novnc")
- elif console_type == "xvpvnc":
- console_dict = server.get_vnc_console(console_type)
- elif console_type == "rdp-html5":
- console_dict = server.get_rdp_console(console_type)
- elif console_type == "spice-html5":
- console_dict = server.get_spice_console(console_type)
- else:
raise vimconn.VimConnException(
- "console type '{}' not allowed".format(console_type),
+ "Cannot 'start' instance while it is in active state",
http_code=vimconn.HTTP_Bad_Request,
)
+ elif "pause" in action_dict:
+ server.pause()
+ elif "resume" in action_dict:
+ server.resume()
+ elif "shutoff" in action_dict or "shutdown" in action_dict:
+ self.logger.debug("server status %s", server.status)
+ if server.status == "ACTIVE":
+ server.stop()
+ else:
+ self.logger.debug("ERROR: VM is not in Active state")
+ raise vimconn.VimConnException(
+ "VM is not in active state, stop operation is not allowed",
+ http_code=vimconn.HTTP_Bad_Request,
+ )
+ elif "forceOff" in action_dict:
+ server.stop() # TODO
+ elif "terminate" in action_dict:
+ server.delete()
+ elif "createImage" in action_dict:
+ server.create_image()
+ # "path":path_schema,
+ # "description":description_schema,
+ # "name":name_schema,
+ # "metadata":metadata_schema,
+ # "imageRef": id_schema,
+ # "disk": {"oneOf":[{"type": "null"}, {"type":"string"}] },
+ elif "rebuild" in action_dict:
+ server.rebuild(server.image["id"])
+ elif "reboot" in action_dict:
+ server.reboot() # reboot_type="SOFT"
+ elif "console" in action_dict:
+ console_type = action_dict["console"]
- try:
- console_url = console_dict["console"]["url"]
- # parse console_url
- protocol_index = console_url.find("//")
- suffix_index = (
- console_url[protocol_index + 2 :].find("/") + protocol_index + 2
- )
- port_index = (
- console_url[protocol_index + 2 : suffix_index].find(":")
- + protocol_index
- + 2
- )
-
- if protocol_index < 0 or port_index < 0 or suffix_index < 0:
- raise vimconn.VimConnException(
- "Unexpected response from VIM " + str(console_dict)
- )
+ if console_type is None or console_type == "novnc":
+ console_dict = server.get_vnc_console("novnc")
+ elif console_type == "xvpvnc":
+ console_dict = server.get_vnc_console(console_type)
+ elif console_type == "rdp-html5":
+ console_dict = server.get_rdp_console(console_type)
+ elif console_type == "spice-html5":
+ console_dict = server.get_spice_console(console_type)
+ else:
+ raise vimconn.VimConnException(
+ "console type '{}' not allowed".format(console_type),
+ http_code=vimconn.HTTP_Bad_Request,
+ )
- console_dict2 = {
- "protocol": console_url[0:protocol_index],
- "server": console_url[protocol_index + 2 : port_index],
- "port": int(console_url[port_index + 1 : suffix_index]),
- "suffix": console_url[suffix_index + 1 :],
- }
+ try:
+ console_url = console_dict["console"]["url"]
+ # parse console_url
+ protocol_index = console_url.find("//")
+ suffix_index = (
+ console_url[protocol_index + 2 :].find("/") + protocol_index + 2
+ )
+ port_index = (
+ console_url[protocol_index + 2 : suffix_index].find(":")
+ + protocol_index
+ + 2
+ )
- return console_dict2
- except Exception:
+ if protocol_index < 0 or port_index < 0 or suffix_index < 0:
raise vimconn.VimConnException(
"Unexpected response from VIM " + str(console_dict)
)
- return None
- except (
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- nvExceptions.NotFound,
- ConnectionError,
- ) as e:
- self._format_exception(e)
- # TODO insert exception vimconn.HTTP_Unauthorized
+ console_dict2 = {
+ "protocol": console_url[0:protocol_index],
+ "server": console_url[protocol_index + 2 : port_index],
+ "port": int(console_url[port_index + 1 : suffix_index]),
+ "suffix": console_url[suffix_index + 1 :],
+ }
+
+ return console_dict2
+ except Exception:
+ raise vimconn.VimConnException(
+ "Unexpected response from VIM " + str(console_dict)
+ )
+
+ return None
# ###### VIO Specific Changes #########
def _generate_vlanID(self):
)
)
- def delete_user(self, user_id):
- """Delete a user from openstack VIM
- Returns the user identifier"""
- if self.debug:
- print("osconnector: Deleting a user from VIM")
-
- try:
- self._reload_connection()
- self.keystone.users.delete(user_id)
-
- return 1, user_id
- except ksExceptions.ConnectionError as e:
- error_value = -vimconn.HTTP_Bad_Request
- error_text = (
- type(e).__name__
- + ": "
- + (str(e) if len(e.args) == 0 else str(e.args[0]))
- )
- except ksExceptions.NotFound as e:
- error_value = -vimconn.HTTP_Not_Found
- error_text = (
- type(e).__name__
- + ": "
- + (str(e) if len(e.args) == 0 else str(e.args[0]))
- )
- except ksExceptions.ClientException as e: # TODO remove
- error_value = -vimconn.HTTP_Bad_Request
- error_text = (
- type(e).__name__
- + ": "
- + (str(e) if len(e.args) == 0 else str(e.args[0]))
- )
-
- # TODO insert exception vimconn.HTTP_Unauthorized
- # if reaching here is because an exception
- self.logger.debug("delete_tenant " + error_text)
-
- return error_value, error_text
-
def get_hosts_info(self):
"""Get the information of deployed hosts
Returns the hosts content"""
classification_dict = definition
classification_dict["name"] = name
+
+ self.logger.info(
+ "Adding a new (Traffic) Classification to VIM, named {} and {}.".format(
+ name, classification_dict
+ )
+ )
new_class = self.neutron.create_sfc_flow_classifier(
{"flow_classifier": classification_dict}
)
"egress": egress_ports[0],
"service_function_parameters": {"correlation": correlation},
}
+ self.logger.info("Adding a new SFI to VIM, {}.".format(sfi_dict))
new_sfi = self.neutron.create_sfc_port_pair({"port_pair": sfi_dict})
return new_sfi["port_pair"]["id"]
def new_sf(self, name, sfis, sfc_encap=True):
self.logger.debug("Adding a new Service Function to VIM, named '%s'", name)
+ new_sf = None
+
try:
- new_sf = None
self._reload_connection()
- # correlation = None
- # if sfc_encap:
- # correlation = "nsh"
for instance in sfis:
sfi = self.get_sfi(instance)
)
sf_dict = {"name": name, "port_pairs": sfis}
+
+ self.logger.info("Adding a new SF to VIM, {}.".format(sf_dict))
new_sf = self.neutron.create_sfc_port_pair_group(
{"port_pair_group": sf_dict}
)
) as e:
if new_sf:
try:
- self.neutron.delete_sfc_port_pair_group(
- new_sf["port_pair_group"]["id"]
- )
+ new_sf_id = new_sf.get("port_pair_group").get("id")
+ self.neutron.delete_sfc_port_pair_group(new_sf_id)
except Exception:
self.logger.error(
"Creation of Service Function failed, with "
def new_sfp(self, name, classifications, sfs, sfc_encap=True, spi=None):
self.logger.debug("Adding a new Service Function Path to VIM, named '%s'", name)
+ new_sfp = None
+
try:
- new_sfp = None
self._reload_connection()
# In networking-sfc the MPLS encapsulation is legacy
# should be used when no full SFC Encapsulation is intended
if spi:
sfp_dict["chain_id"] = spi
+ self.logger.info("Adding a new SFP to VIM, {}.".format(sfp_dict))
new_sfp = self.neutron.create_sfc_port_chain({"port_chain": sfp_dict})
return new_sfp["port_chain"]["id"]
) as e:
if new_sfp:
try:
- self.neutron.delete_sfc_port_chain(new_sfp["port_chain"]["id"])
+ new_sfp_id = new_sfp.get("port_chain").get("id")
+ self.neutron.delete_sfc_port_chain(new_sfp_id)
except Exception:
self.logger.error(
"Creation of Service Function Path failed, with "
return classification_dict
+ @catch_any_exception
def new_affinity_group(self, affinity_group_data):
"""Adds a server group to VIM
affinity_group_data contains a dictionary with information, keys:
scope: Only nfvi-node allowed
Returns the server group identifier"""
self.logger.debug("Adding Server Group '%s'", str(affinity_group_data))
+ name = affinity_group_data["name"]
+ policy = affinity_group_data["type"]
+ self._reload_connection()
+ new_server_group = self.nova.server_groups.create(name, policy)
+ return new_server_group.id
- try:
- name = affinity_group_data["name"]
- policy = affinity_group_data["type"]
-
- self._reload_connection()
- new_server_group = self.nova.server_groups.create(name, policy)
-
- return new_server_group.id
- except (
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- ConnectionError,
- KeyError,
- ) as e:
- self._format_exception(e)
-
+ @catch_any_exception
def get_affinity_group(self, affinity_group_id):
"""Obtain server group details from the VIM. Returns the server group detais as a dict"""
self.logger.debug("Getting flavor '%s'", affinity_group_id)
- try:
- self._reload_connection()
- server_group = self.nova.server_groups.find(id=affinity_group_id)
-
- return server_group.to_dict()
- except (
- nvExceptions.NotFound,
- nvExceptions.ClientException,
- ksExceptions.ClientException,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+ self._reload_connection()
+ server_group = self.nova.server_groups.find(id=affinity_group_id)
+ return server_group.to_dict()
+ @catch_any_exception
def delete_affinity_group(self, affinity_group_id):
"""Deletes a server group from the VIM. Returns the old affinity_group_id"""
self.logger.debug("Getting server group '%s'", affinity_group_id)
- try:
- self._reload_connection()
- self.nova.server_groups.delete(affinity_group_id)
-
- return affinity_group_id
- except (
- nvExceptions.NotFound,
- ksExceptions.ClientException,
- nvExceptions.ClientException,
- ConnectionError,
- ) as e:
- self._format_exception(e)
+ self._reload_connection()
+ self.nova.server_groups.delete(affinity_group_id)
+ return affinity_group_id
- def get_vdu_state(self, vm_id):
- """
- Getting the state of a vdu
- param:
- vm_id: ID of an instance
+ @catch_any_exception
+ def get_vdu_state(self, vm_id, host_is_required=False) -> list:
+ """Getting the state of a VDU.
+ Args:
+ vm_id (str): ID of an instance
+ host_is_required (Boolean): If the VIM account is non-admin, host info does not appear in server_dict
+ and if this is set to True, it raises KeyError.
+ Returns:
+ vdu_data (list): VDU details including state, flavor, host_info, AZ
"""
self.logger.debug("Getting the status of VM")
self.logger.debug("VIM VM ID %s", vm_id)
self._reload_connection()
- server = self.nova.servers.find(id=vm_id)
- server_dict = server.to_dict()
+ server_dict = self._find_nova_server(vm_id)
+ srv_attr = "OS-EXT-SRV-ATTR:host"
+ host_info = (
+ server_dict[srv_attr] if host_is_required else server_dict.get(srv_attr)
+ )
vdu_data = [
server_dict["status"],
server_dict["flavor"]["id"],
- server_dict["OS-EXT-SRV-ATTR:host"],
+ host_info,
server_dict["OS-EXT-AZ:availability_zone"],
]
self.logger.debug("vdu_data %s", vdu_data)
az_check["zone_check"] = True
return az_check
+ @catch_any_exception
def migrate_instance(self, vm_id, compute_host=None):
"""
Migrate a vdu
"""
self._reload_connection()
vm_state = False
- instance_state = self.get_vdu_state(vm_id)
+ instance_state = self.get_vdu_state(vm_id, host_is_required=True)
server_flavor_id = instance_state[1]
server_hypervisor_name = instance_state[2]
server_availability_zone = instance_state[3]
- try:
- server_flavor = self.nova.flavors.find(id=server_flavor_id).to_dict()
- server_flavor_details = [
- server_flavor["ram"],
- server_flavor["disk"],
- server_flavor["vcpus"],
- ]
- if compute_host == server_hypervisor_name:
- raise vimconn.VimConnException(
- "Unable to migrate instance '{}' to the same host '{}'".format(
- vm_id, compute_host
- ),
- http_code=vimconn.HTTP_Bad_Request,
- )
- az_status = self.check_availability_zone(
- server_availability_zone,
- server_flavor_details,
- server_hypervisor_name,
- compute_host,
+ server_flavor = self.nova.flavors.find(id=server_flavor_id).to_dict()
+ server_flavor_details = [
+ server_flavor["ram"],
+ server_flavor["disk"],
+ server_flavor["vcpus"],
+ ]
+ if compute_host == server_hypervisor_name:
+ raise vimconn.VimConnException(
+ "Unable to migrate instance '{}' to the same host '{}'".format(
+ vm_id, compute_host
+ ),
+ http_code=vimconn.HTTP_Bad_Request,
)
- availability_zone_check = az_status["zone_check"]
- available_compute_id = az_status.get("compute_availability")
+ az_status = self.check_availability_zone(
+ server_availability_zone,
+ server_flavor_details,
+ server_hypervisor_name,
+ compute_host,
+ )
+ availability_zone_check = az_status["zone_check"]
+ available_compute_id = az_status.get("compute_availability")
- if availability_zone_check is False:
- raise vimconn.VimConnException(
- "Unable to migrate instance '{}' to a different availability zone".format(
- vm_id
- ),
- http_code=vimconn.HTTP_Bad_Request,
- )
- if available_compute_id is not None:
- self.nova.servers.live_migrate(
- server=vm_id,
- host=available_compute_id,
- block_migration=True,
- disk_over_commit=False,
- )
- state = "MIGRATING"
- changed_compute_host = ""
- if state == "MIGRATING":
- vm_state = self.__wait_for_vm(vm_id, "ACTIVE")
- changed_compute_host = self.get_vdu_state(vm_id)[2]
- if vm_state and changed_compute_host == available_compute_id:
- self.logger.debug(
- "Instance '{}' migrated to the new compute host '{}'".format(
- vm_id, changed_compute_host
- )
- )
- return state, available_compute_id
- else:
- raise vimconn.VimConnException(
- "Migration Failed. Instance '{}' not moved to the new host {}".format(
- vm_id, available_compute_id
- ),
- http_code=vimconn.HTTP_Bad_Request,
+ if availability_zone_check is False:
+ raise vimconn.VimConnException(
+ "Unable to migrate instance '{}' to a different availability zone".format(
+ vm_id
+ ),
+ http_code=vimconn.HTTP_Bad_Request,
+ )
+ if available_compute_id is not None:
+ # disk_over_commit parameter for live_migrate method is not valid for Nova API version >= 2.25
+ self.nova.servers.live_migrate(
+ server=vm_id,
+ host=available_compute_id,
+ block_migration=True,
+ )
+ state = "MIGRATING"
+ changed_compute_host = ""
+ if state == "MIGRATING":
+ vm_state = self.__wait_for_vm(vm_id, "ACTIVE")
+ changed_compute_host = self.get_vdu_state(vm_id, host_is_required=True)[
+ 2
+ ]
+ if vm_state and changed_compute_host == available_compute_id:
+ self.logger.debug(
+ "Instance '{}' migrated to the new compute host '{}'".format(
+ vm_id, changed_compute_host
)
+ )
+ return state, available_compute_id
else:
raise vimconn.VimConnException(
- "Compute '{}' not available or does not have enough resources to migrate the instance".format(
- available_compute_id
+ "Migration Failed. Instance '{}' not moved to the new host {}".format(
+ vm_id, available_compute_id
),
http_code=vimconn.HTTP_Bad_Request,
)
- except (
- nvExceptions.BadRequest,
- nvExceptions.ClientException,
- nvExceptions.NotFound,
- ) as e:
- self._format_exception(e)
+ else:
+ raise vimconn.VimConnException(
+ "Compute '{}' not available or does not have enough resources to migrate the instance".format(
+ available_compute_id
+ ),
+ http_code=vimconn.HTTP_Bad_Request,
+ )
+ @catch_any_exception
def resize_instance(self, vm_id, new_flavor_id):
"""
For resizing the vm based on the given
instance_status, old_flavor_id, compute_host, az = self.get_vdu_state(vm_id)
old_flavor_disk = self.nova.flavors.find(id=old_flavor_id).to_dict()["disk"]
new_flavor_disk = self.nova.flavors.find(id=new_flavor_id).to_dict()["disk"]
- try:
- if instance_status == "ACTIVE" or instance_status == "SHUTOFF":
- if old_flavor_disk > new_flavor_disk:
+ if instance_status == "ACTIVE" or instance_status == "SHUTOFF":
+ if old_flavor_disk > new_flavor_disk:
+ raise nvExceptions.BadRequest(
+ 400,
+ message="Server disk resize failed. Resize to lower disk flavor is not allowed",
+ )
+ else:
+ self.nova.servers.resize(server=vm_id, flavor=new_flavor_id)
+ vm_state = self.__wait_for_vm(vm_id, "VERIFY_RESIZE")
+ if vm_state:
+ instance_resized_status = self.confirm_resize(vm_id)
+ return instance_resized_status
+ else:
raise nvExceptions.BadRequest(
- 400,
- message="Server disk resize failed. Resize to lower disk flavor is not allowed",
+ 409,
+ message="Cannot 'resize' vm_state is in ERROR",
)
- else:
- self.nova.servers.resize(server=vm_id, flavor=new_flavor_id)
- vm_state = self.__wait_for_vm(vm_id, "VERIFY_RESIZE")
- if vm_state:
- instance_resized_status = self.confirm_resize(vm_id)
- return instance_resized_status
- else:
- raise nvExceptions.BadRequest(
- 409,
- message="Cannot 'resize' vm_state is in ERROR",
- )
- else:
- self.logger.debug("ERROR : Instance is not in ACTIVE or SHUTOFF state")
- raise nvExceptions.BadRequest(
- 409,
- message="Cannot 'resize' instance while it is in vm_state resized",
- )
- except (
- nvExceptions.BadRequest,
- nvExceptions.ClientException,
- nvExceptions.NotFound,
- ) as e:
- self._format_exception(e)
+ else:
+ self.logger.debug("ERROR : Instance is not in ACTIVE or SHUTOFF state")
+ raise nvExceptions.BadRequest(
+ 409,
+ message="Cannot 'resize' instance while it is in vm_state resized",
+ )
def confirm_resize(self, vm_id):
"""
self.__wait_for_vm(vm_id, "ACTIVE")
instance_status = self.get_vdu_state(vm_id)[0]
return instance_status
+
+ def get_monitoring_data(self):
+ try:
+ self.logger.debug("Getting servers and ports data from Openstack VIMs.")
+ self._reload_connection()
+ all_servers = self.nova.servers.list(detailed=True)
+ try:
+ for server in all_servers:
+ if server.flavor.get("original_name"):
+ server.flavor["id"] = self.nova.flavors.find(
+ name=server.flavor["original_name"]
+ ).id
+ except nClient.exceptions.NotFound as e:
+ self.logger.warning(str(e.message))
+ all_ports = self.neutron.list_ports()
+ return all_servers, all_ports
+ except Exception as e:
+ raise vimconn.VimConnException(
+ f"Exception in monitoring while getting VMs and ports status: {str(e)}"
+ )
projects / osm / RO.git / blobdiff