import logging.handlers
import functools
import traceback
+from jinja2 import Environment, Template, meta, TemplateError, TemplateNotFound, TemplateSyntaxError
import ROclient
from lcm_utils import LcmException, LcmExceptionNoMgmtIP, LcmBase
from osm_common.dbbase import DbException
from osm_common.fsbase import FsException
-from n2vc.vnf import N2VC
+from n2vc.vnf import N2VC, N2VCPrimitiveExecutionFailed, NetworkServiceDoesNotExist
from copy import copy, deepcopy
from http import HTTPStatus
class NsLcm(LcmBase):
timeout_vca_on_error = 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
total_deploy_timeout = 2 * 3600 # global timeout for deployment
+ timeout_charm_delete = 10 * 60
+ timeout_primitive = 10 * 60 # timeout for primitive execution
def __init__(self, db, msg, fs, lcm_tasks, ro_config, vca_config, loop):
"""
# it unset and pass it via DeployCharms
# artifacts=vca_config[''],
artifacts=None,
+ juju_public_key=vca_config.get('pubkey'),
+ ca_cert=vca_config.get('cacert'),
)
- def vnfd2RO(self, vnfd, new_id=None):
+ def vnfd2RO(self, vnfd, new_id=None, additionalParams=None, nsrId=None):
"""
Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
:param vnfd: input vnfd
:param new_id: overrides vnf id if provided
+ :param additionalParams: Instantiation params for VNFs provided
+ :param nsrId: Id of the NSR
:return: copy of vnfd
"""
- ci_file = None
try:
vnfd_RO = deepcopy(vnfd)
+ # remove unused by RO configuration, monitoring, scaling and internal keys
vnfd_RO.pop("_id", None)
vnfd_RO.pop("_admin", None)
+ vnfd_RO.pop("vnf-configuration", None)
+ vnfd_RO.pop("monitoring-param", None)
+ vnfd_RO.pop("scaling-group-descriptor", None)
if new_id:
vnfd_RO["id"] = new_id
- for vdu in vnfd_RO.get("vdu", ()):
- if "cloud-init-file" in vdu:
+
+ # parse cloud-init or cloud-init-file with the provided variables using Jinja2
+ for vdu in get_iterable(vnfd_RO, "vdu"):
+ cloud_init_file = None
+ if vdu.get("cloud-init-file"):
base_folder = vnfd["_admin"]["storage"]
- clout_init_file = "{}/{}/cloud_init/{}".format(
- base_folder["folder"],
- base_folder["pkg-dir"],
- vdu["cloud-init-file"]
- )
- ci_file = self.fs.file_open(clout_init_file, "r")
- # TODO: detect if binary or text. Propose to read as binary and try to decode to utf8. If fails
- # convert to base 64 or similar
- clout_init_content = ci_file.read()
- ci_file.close()
- ci_file = None
+ cloud_init_file = "{}/{}/cloud_init/{}".format(base_folder["folder"], base_folder["pkg-dir"],
+ vdu["cloud-init-file"])
+ with self.fs.file_open(cloud_init_file, "r") as ci_file:
+ cloud_init_content = ci_file.read()
vdu.pop("cloud-init-file", None)
- vdu["cloud-init"] = clout_init_content
- # remnove unused by RO configuration, monitoring, scaling
- vnfd_RO.pop("vnf-configuration", None)
- vnfd_RO.pop("monitoring-param", None)
- vnfd_RO.pop("scaling-group-descriptor", None)
+ elif vdu.get("cloud-init"):
+ cloud_init_content = vdu["cloud-init"]
+ else:
+ continue
+
+ env = Environment()
+ ast = env.parse(cloud_init_content)
+ mandatory_vars = meta.find_undeclared_variables(ast)
+ if mandatory_vars:
+ for var in mandatory_vars:
+ if not additionalParams or var not in additionalParams.keys():
+ raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
+ "file, must be provided in the instantiation parameters inside the "
+ "'additionalParamsForVnf' block".format(var, vnfd["id"], vdu["id"]))
+ template = Template(cloud_init_content)
+ cloud_init_content = template.render(additionalParams or {})
+ vdu["cloud-init"] = cloud_init_content
+
return vnfd_RO
except FsException as e:
- raise LcmException("Error reading file at vnfd {}: {} ".format(vnfd["_id"], e))
- finally:
- if ci_file:
- ci_file.close()
+ raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
+ format(vnfd["id"], vdu["id"], cloud_init_file, e))
+ except (TemplateError, TemplateNotFound, TemplateSyntaxError) as e:
+ raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
+ format(vnfd["id"], vdu["id"], e))
def n2vc_callback(self, model_name, application_name, status, message, n2vc_info, task=None):
"""
if model_name == vca_deployed["model"] and application_name == vca_deployed["application"]:
break
else:
- self.logger.error(logging_text + " Not present at nsr._admin.deployed.VCA")
+ self.logger.error(logging_text + " Not present at nsr._admin.deployed.VCA. Received model_name={}".
+ format(model_name))
return
if task:
if task.cancelled():
:return: The RO ns descriptor
"""
vim_2_RO = {}
+ wim_2_RO = {}
# TODO feature 1417: Check that no instantiation is set over PDU
# check if PDU forces a concrete vim-network-id and add it
# check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
vim_2_RO[vim_account] = RO_vim_id
return RO_vim_id
+ def wim_account_2_RO(wim_account):
+ if isinstance(wim_account, str):
+ if wim_account in wim_2_RO:
+ return wim_2_RO[wim_account]
+
+ db_wim = self.db.get_one("wim_accounts", {"_id": wim_account})
+ if db_wim["_admin"]["operationalState"] != "ENABLED":
+ raise LcmException("WIM={} is not available. operationalState={}".format(
+ wim_account, db_wim["_admin"]["operationalState"]))
+ RO_wim_id = db_wim["_admin"]["deployed"]["RO-account"]
+ wim_2_RO[wim_account] = RO_wim_id
+ return RO_wim_id
+ else:
+ return wim_account
+
def ip_profile_2_RO(ip_profile):
RO_ip_profile = deepcopy((ip_profile))
if "dns-server" in RO_ip_profile:
# "name": ns_params["nsName"],
# "description": ns_params.get("nsDescription"),
"datacenter": vim_account_2_RO(ns_params["vimAccountId"]),
+ "wim_account": wim_account_2_RO(ns_params.get("wimAccountId")),
# "scenario": ns_params["nsdId"],
}
if n2vc_key_list:
populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "networks",
internal_vld_params["name"], "vim-network-name"),
internal_vld_params["vim-network-name"])
+ if internal_vld_params.get("vim-network-id"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "networks",
+ internal_vld_params["name"], "vim-network-id"),
+ internal_vld_params["vim-network-id"])
if internal_vld_params.get("ip-profile"):
populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "networks",
internal_vld_params["name"], "ip-profile"),
if "ip-profile" in vld_params:
populate_dict(RO_ns_params, ("networks", vld_params["name"], "ip-profile"),
ip_profile_2_RO(vld_params["ip-profile"]))
+
+ if "wimAccountId" in vld_params and vld_params["wimAccountId"] is not None:
+ populate_dict(RO_ns_params, ("networks", vld_params["name"], "wim_account"),
+ wim_account_2_RO(vld_params["wimAccountId"])),
if vld_params.get("vim-network-name"):
RO_vld_sites = []
if isinstance(vld_params["vim-network-name"], dict):
RO_vld_sites.append({"netmap-use": vld_params["vim-network-name"]})
if RO_vld_sites:
populate_dict(RO_ns_params, ("networks", vld_params["name"], "sites"), RO_vld_sites)
+ if vld_params.get("vim-network-id"):
+ RO_vld_sites = []
+ if isinstance(vld_params["vim-network-id"], dict):
+ for vim_account, vim_net in vld_params["vim-network-id"].items():
+ RO_vld_sites.append({
+ "netmap-use": vim_net,
+ "datacenter": vim_account_2_RO(vim_account)
+ })
+ else: # isinstance str
+ RO_vld_sites.append({"netmap-use": vld_params["vim-network-id"]})
+ if RO_vld_sites:
+ populate_dict(RO_ns_params, ("networks", vld_params["name"], "sites"), RO_vld_sites)
+ if vld_params.get("ns-net"):
+ if isinstance(vld_params["ns-net"], dict):
+ for vld_id, instance_scenario_id in vld_params["ns-net"].items():
+ RO_vld_ns_net = {"instance_scenario_id": instance_scenario_id, "osm_id": vld_id}
+ if RO_vld_ns_net:
+ populate_dict(RO_ns_params, ("networks", vld_params["name"], "use-network"), RO_vld_ns_net)
if "vnfd-connection-point-ref" in vld_params:
for cp_params in vld_params["vnfd-connection-point-ref"]:
# look for interface
continue
vnfr_update = {}
if vnf_RO.get("ip_address"):
- db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO["ip_address"]
+ db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO["ip_address"].split(";")[0]
elif not db_vnfr.get("ip-address"):
raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index))
vdur_RO_count_index += 1
continue
vdur["vim-id"] = vdur_RO.get("vim_vm_id")
- vdur["ip-address"] = vdur_RO.get("ip_address")
+ if vdur_RO.get("ip_address"):
+ vdur["ip-address"] = vdur_RO["ip_address"].split(";")[0]
+ else:
+ vdur["ip-address"] = None
vdur["vdu-id-ref"] = vdur_RO.get("vdu_osm_id")
vdur["name"] = vdur_RO.get("vim_name")
vdur["status"] = vdur_RO.get("status")
nslcmop_operation_state = None
db_vnfrs = {}
RO_descriptor_number = 0 # number of descriptors created at RO
- descriptor_id_2_RO = {} # map between vnfd/nsd id to the id used at RO
+ vnf_index_2_RO_id = {} # map between vnfd/nsd id to the id used at RO
n2vc_info = {}
exc = None
try:
# Get or generates the _admin.deployed,VCA list
vca_deployed_list = None
+ vca_model_name = None
if db_nsr["_admin"].get("deployed"):
vca_deployed_list = db_nsr["_admin"]["deployed"].get("VCA")
+ vca_model_name = db_nsr["_admin"]["deployed"].get("VCA-model-name")
if vca_deployed_list is None:
vca_deployed_list = []
db_nsr_update["_admin.deployed.VCA"] = vca_deployed_list
db_nsr_update["detailed-status"] = "creating"
db_nsr_update["operational-status"] = "init"
+ if not db_nsr["_admin"].get("deployed") or not db_nsr["_admin"]["deployed"].get("RO") or \
+ not db_nsr["_admin"]["deployed"]["RO"].get("vnfd"):
+ populate_dict(db_nsr, ("_admin", "deployed", "RO", "vnfd"), [])
+ db_nsr_update["_admin.deployed.RO.vnfd"] = []
RO = ROclient.ROClient(self.loop, **self.ro_config)
+ # set state to INSTANTIATED. When instantiated NBI will not delete directly
+ db_nsr_update["_admin.nsState"] = "INSTANTIATED"
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
# get vnfds, instantiate at RO
- for vnfd_id, vnfd in db_vnfds.items():
+ for c_vnf in nsd.get("constituent-vnfd", ()):
+ member_vnf_index = c_vnf["member-vnf-index"]
+ vnfd = db_vnfds_ref[c_vnf['vnfd-id-ref']]
vnfd_ref = vnfd["id"]
- step = db_nsr_update["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_ref)
+ step = db_nsr_update["detailed-status"] = "Creating vnfd='{}' member-vnf-index='{}' at RO".format(
+ vnfd_ref, member_vnf_index)
# self.logger.debug(logging_text + step)
- vnfd_id_RO = "{}.{}.{}".format(nsr_id, RO_descriptor_number, vnfd_ref[:23])
- descriptor_id_2_RO[vnfd_ref] = vnfd_id_RO
+ vnfd_id_RO = "{}.{}.{}".format(nsr_id, RO_descriptor_number, member_vnf_index[:23])
+ vnf_index_2_RO_id[member_vnf_index] = vnfd_id_RO
RO_descriptor_number += 1
+ # look position at deployed.RO.vnfd if not present it will be appended at the end
+ for index, vnf_deployed in enumerate(db_nsr["_admin"]["deployed"]["RO"]["vnfd"]):
+ if vnf_deployed["member-vnf-index"] == member_vnf_index:
+ break
+ else:
+ index = len(db_nsr["_admin"]["deployed"]["RO"]["vnfd"])
+ db_nsr["_admin"]["deployed"]["RO"]["vnfd"].append(None)
+
# look if present
+ RO_update = {"member-vnf-index": member_vnf_index}
vnfd_list = await RO.get_list("vnfd", filter_by={"osm_id": vnfd_id_RO})
if vnfd_list:
- db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = vnfd_list[0]["uuid"]
- self.logger.debug(logging_text + "vnfd={} exists at RO. Using RO_id={}".format(
- vnfd_ref, vnfd_list[0]["uuid"]))
+ RO_update["id"] = vnfd_list[0]["uuid"]
+ self.logger.debug(logging_text + "vnfd='{}' member-vnf-index='{}' exists at RO. Using RO_id={}".
+ format(vnfd_ref, member_vnf_index, vnfd_list[0]["uuid"]))
else:
- vnfd_RO = self.vnfd2RO(vnfd, vnfd_id_RO)
+ vnfd_RO = self.vnfd2RO(vnfd, vnfd_id_RO, db_vnfrs[c_vnf["member-vnf-index"]].
+ get("additionalParamsForVnf"), nsr_id)
desc = await RO.create("vnfd", descriptor=vnfd_RO)
- db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = desc["uuid"]
- db_nsr_update["_admin.nsState"] = "INSTANTIATED"
- self.logger.debug(logging_text + "vnfd={} created at RO. RO_id={}".format(
- vnfd_ref, desc["uuid"]))
+ RO_update["id"] = desc["uuid"]
+ self.logger.debug(logging_text + "vnfd='{}' member-vnf-index='{}' created at RO. RO_id={}".format(
+ vnfd_ref, member_vnf_index, desc["uuid"]))
+ db_nsr_update["_admin.deployed.RO.vnfd.{}".format(index)] = RO_update
+ db_nsr["_admin"]["deployed"]["RO"]["vnfd"][index] = RO_update
self.update_db_2("nsrs", nsr_id, db_nsr_update)
# create nsd at RO
# self.logger.debug(logging_text + step)
RO_osm_nsd_id = "{}.{}.{}".format(nsr_id, RO_descriptor_number, nsd_ref[:23])
- descriptor_id_2_RO[nsd_ref] = RO_osm_nsd_id
RO_descriptor_number += 1
nsd_list = await RO.get_list("nsd", filter_by={"osm_id": RO_osm_nsd_id})
if nsd_list:
nsd_RO.pop("_id", None)
nsd_RO.pop("_admin", None)
for c_vnf in nsd_RO.get("constituent-vnfd", ()):
- vnfd_id = c_vnf["vnfd-id-ref"]
- c_vnf["vnfd-id-ref"] = descriptor_id_2_RO[vnfd_id]
+ member_vnf_index = c_vnf["member-vnf-index"]
+ c_vnf["vnfd-id-ref"] = vnf_index_2_RO_id[member_vnf_index]
+ for c_vld in nsd_RO.get("vld", ()):
+ for cp in c_vld.get("vnfd-connection-point-ref", ()):
+ member_vnf_index = cp["member-vnf-index-ref"]
+ cp["vnfd-id-ref"] = vnf_index_2_RO_id[member_vnf_index]
+
desc = await RO.create("nsd", descriptor=nsd_RO)
db_nsr_update["_admin.nsState"] = "INSTANTIATED"
db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = desc["uuid"]
while time() <= start_deploy + self.total_deploy_timeout:
desc = await RO.show("ns", RO_nsr_id)
ns_status, ns_status_info = RO.check_ns_status(desc)
- db_nsr_update["admin.deployed.RO.nsr_status"] = ns_status
+ db_nsr_update["_admin.deployed.RO.nsr_status"] = ns_status
if ns_status == "ERROR":
raise ROclient.ROClientException(ns_status_info)
elif ns_status == "BUILD":
# The parameters we'll need to deploy a charm
number_to_configure = 0
- def deploy_charm(vnf_index, vdu_id, vdu_name, vdu_count_index, mgmt_ip_address, n2vc_info,
- config_primitive=None):
- """An inner function to deploy the charm from either vnf or vdu
- vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration
+ def deploy_charm(vnf_index, vdu_id, vdu_name, vdu_count_index, charm_params, n2vc_info):
+ """An inner function to deploy the charm from either ns, vnf or vdu
+ For ns both vnf_index and vdu_id are None.
+ For vnf only vdu_id is None
+ For vdu both vnf_index and vdu_id contain a value
"""
- if not mgmt_ip_address:
- raise LcmException("vnfd/vdu has not management ip address to configure it")
+ if not charm_params.get("rw_mgmt_ip") and vnf_index: # if NS skip mgmt_ip checking
+ raise LcmException("ns/vnfd/vdu has not management ip address to configure it")
# Login to the VCA.
# if number_to_configure == 0:
# self.logger.debug("Logging into N2VC...")
# Note: The charm needs to exist on disk at the location
# specified by charm_path.
- base_folder = vnfd["_admin"]["storage"]
+ descriptor = vnfd if vnf_index else nsd
+ base_folder = descriptor["_admin"]["storage"]
storage_params = self.fs.get_params()
charm_path = "{}{}/{}/charms/{}".format(
storage_params["path"],
proxy_charm
)
- # Setup the runtime parameters for this VNF
- params = {'rw_mgmt_ip': mgmt_ip_address}
- if config_primitive:
- params["initial-config-primitive"] = config_primitive
-
# ns_name will be ignored in the current version of N2VC
# but will be implemented for the next point release.
- model_name = "default" # TODO bug 585 nsr_id
- if vdu_id:
- vdu_id_text = vdu_id + "-"
- else:
- vdu_id_text = "-"
- application_name = self.n2vc.FormatApplicationName(nsr_name, vnf_index, vdu_id_text)
+ model_name = nsr_id
+ vdu_id_text = (str(vdu_id) if vdu_id else "") + "-"
+ vnf_index_text = (str(vnf_index) if vnf_index else "") + "-"
+ application_name = self.n2vc.FormatApplicationName(nsr_name, vnf_index_text, vdu_id_text)
vca_index = len(vca_deployed_list)
# trunk name and add two char index at the end to ensure that it is unique. It is assumed no more than
self.n2vc.DeployCharms(
model_name, # The network service name
application_name, # The application name
- vnfd, # The vnf descriptor
+ descriptor, # The vnf/nsd descriptor
charm_path, # Path to charm
- params, # Runtime params, like mgmt ip
+ charm_params, # Runtime params, like mgmt ip
{}, # for native charms only
self.n2vc_callback, # Callback for status changes
- n2vc_info, # Callback parameter
+ n2vc_info, # Callback parameter
None, # Callback parameter (task)
)
)
vnf_index = str(c_vnf["member-vnf-index"])
vnfd = db_vnfds_ref[vnfd_id]
+ # Get additional parameters
+ vnfr_params = {}
+ if db_vnfrs[vnf_index].get("additionalParamsForVnf"):
+ vnfr_params = db_vnfrs[vnf_index]["additionalParamsForVnf"].copy()
+ for k, v in vnfr_params.items():
+ if isinstance(v, str) and v.startswith("!!yaml "):
+ vnfr_params[k] = yaml.safe_load(v[7:])
+
# Check if this VNF has a charm configuration
vnf_config = vnfd.get("vnf-configuration")
-
if vnf_config and vnf_config.get("juju"):
proxy_charm = vnf_config["juju"]["charm"]
- config_primitive = None
if proxy_charm:
- if 'initial-config-primitive' in vnf_config:
- config_primitive = vnf_config['initial-config-primitive']
+ if not vca_model_name:
+ step = "creating VCA model name '{}'".format(nsr_id)
+ self.logger.debug(logging_text + step)
+ await self.n2vc.CreateNetworkService(nsr_id)
+ vca_model_name = nsr_id
+ db_nsr_update["_admin.deployed.VCA-model-name"] = nsr_id
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ step = "connecting to N2VC to configure vnf {}".format(vnf_index)
+ vnfr_params["rw_mgmt_ip"] = db_vnfrs[vnf_index]["ip-address"]
+ charm_params = {
+ "user_values": vnfr_params,
+ "rw_mgmt_ip": db_vnfrs[vnf_index]["ip-address"],
+ "initial-config-primitive": vnf_config.get('initial-config-primitive') or {}
+ }
# Login to the VCA. If there are multiple calls to login(),
# subsequent calls will be a nop and return immediately.
- step = "connecting to N2VC to configure vnf {}".format(vnf_index)
await self.n2vc.login()
- deploy_charm(vnf_index, None, None, None, db_vnfrs[vnf_index]["ip-address"], n2vc_info,
- config_primitive)
+
+ deploy_charm(vnf_index, None, None, None, charm_params, n2vc_info)
number_to_configure += 1
# Deploy charms for each VDU that supports one.
for vdu_index, vdu in enumerate(get_iterable(vnfd, 'vdu')):
vdu_config = vdu.get('vdu-configuration')
proxy_charm = None
- config_primitive = None
if vdu_config and vdu_config.get("juju"):
proxy_charm = vdu_config["juju"]["charm"]
- if 'initial-config-primitive' in vdu_config:
- config_primitive = vdu_config['initial-config-primitive']
-
if proxy_charm:
+ if not vca_model_name:
+ step = "creating VCA model name"
+ await self.n2vc.CreateNetworkService(nsr_id)
+ vca_model_name = nsr_id
+ db_nsr_update["_admin.deployed.VCA-model-name"] = nsr_id
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
step = "connecting to N2VC to configure vdu {} from vnf {}".format(vdu["id"], vnf_index)
await self.n2vc.login()
vdur = db_vnfrs[vnf_index]["vdur"][vdu_index]
if vdur["vdu-id-ref"] != vdu["id"]:
raise LcmException("Mismatch vdur {}, vdu {} at index {} for vnf {}"
.format(vdur["vdu-id-ref"], vdu["id"], vdu_index, vnf_index))
+ vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
+ charm_params = {
+ "user_values": vnfr_params,
+ "rw_mgmt_ip": vdur["ip-address"],
+ "initial-config-primitive": vdu_config.get('initial-config-primitive') or {}
+ }
deploy_charm(vnf_index, vdu["id"], vdur.get("name"), vdur["count-index"],
- vdur["ip-address"], n2vc_info, config_primitive)
+ charm_params, n2vc_info)
number_to_configure += 1
+ # Check if this NS has a charm configuration
+
+ ns_config = nsd.get("ns-configuration")
+ if ns_config and ns_config.get("juju"):
+ proxy_charm = ns_config["juju"]["charm"]
+
+ if proxy_charm:
+ step = "connecting to N2VC to configure ns"
+ # TODO is NS magmt IP address needed?
+
+ # Get additional parameters
+ additional_params = {}
+ if db_nsr.get("additionalParamsForNs"):
+ additional_params = db_nsr["additionalParamsForNs"].copy()
+ for k, v in additional_params.items():
+ if isinstance(v, str) and v.startswith("!!yaml "):
+ additional_params[k] = yaml.safe_load(v[7:])
+
+ # additional_params["rw_mgmt_ip"] = db_nsr["ip-address"]
+ charm_params = {
+ "user_values": additional_params,
+ # "rw_mgmt_ip": db_nsr["ip-address"],
+ "initial-config-primitive": ns_config.get('initial-config-primitive') or {}
+ }
+
+ # Login to the VCA. If there are multiple calls to login(),
+ # subsequent calls will be a nop and return immediately.
+ await self.n2vc.login()
+ deploy_charm(None, None, None, None, charm_params, n2vc_info)
+ number_to_configure += 1
+
db_nsr_update["operational-status"] = "running"
configuration_failed = False
if number_to_configure:
self.update_db_2("nsrs", nsr_id, db_nsr_update)
if db_nslcmop_update:
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- # TODO add a fake tast that set n2vc_event after some time
+ # TODO add a fake task that set n2vc_event after some time
await n2vc_info["n2vc_event"].wait()
n2vc_info["n2vc_event"].clear()
all_active = True
db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ try:
+ if db_nsr:
+ db_nsr_update["_admin.nslcmop"] = None
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ if db_nslcmop_update:
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ except DbException as e:
+ self.logger.error(logging_text + "Cannot update database: {}".format(e))
if nslcmop_operation_state:
try:
await self.msg.aiowrite("ns", "instantiated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state},
+ loop=self.loop)
except Exception as e:
self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_instantiate")
+ async def _destroy_charm(self, model, application):
+ """
+ Order N2VC destroy a charm
+ :param model:
+ :param application:
+ :return: True if charm does not exist. False if it exist
+ """
+ if not await self.n2vc.HasApplication(model, application):
+ return True # Already removed
+ await self.n2vc.RemoveCharms(model, application)
+ return False
+
+ async def _wait_charm_destroyed(self, model, application, timeout):
+ """
+ Wait until charm does not exist
+ :param model:
+ :param application:
+ :param timeout:
+ :return: True if not exist, False if timeout
+ """
+ while True:
+ if not await self.n2vc.HasApplication(model, application):
+ return True
+ if timeout < 0:
+ return False
+ await asyncio.sleep(10)
+ timeout -= 10
+
+ # Check if this VNFD has a configured terminate action
+ def _has_terminate_config_primitive(self, vnfd):
+ vnf_config = vnfd.get("vnf-configuration")
+ if vnf_config and vnf_config.get("terminate-config-primitive"):
+ return True
+ else:
+ return False
+
+ # Get a numerically sorted list of the sequences for this VNFD's terminate action
+ def _get_terminate_config_primitive_seq_list(self, vnfd):
+ # No need to check for existing primitive twice, already done before
+ vnf_config = vnfd.get("vnf-configuration")
+ seq_list = vnf_config.get("terminate-config-primitive")
+ # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
+ seq_list_sorted = sorted(seq_list, key=lambda x: int(x['seq']))
+ return seq_list_sorted
+
+ @staticmethod
+ def _create_nslcmop(nsr_id, operation, params):
+ """
+ Creates a ns-lcm-opp content to be stored at database.
+ :param nsr_id: internal id of the instance
+ :param operation: instantiate, terminate, scale, action, ...
+ :param params: user parameters for the operation
+ :return: dictionary following SOL005 format
+ """
+ # Raise exception if invalid arguments
+ if not (nsr_id and operation and params):
+ raise LcmException(
+ "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
+ now = time()
+ _id = str(uuid4())
+ nslcmop = {
+ "id": _id,
+ "_id": _id,
+ # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
+ "operationState": "PROCESSING",
+ "statusEnteredTime": now,
+ "nsInstanceId": nsr_id,
+ "lcmOperationType": operation,
+ "startTime": now,
+ "isAutomaticInvocation": False,
+ "operationParams": params,
+ "isCancelPending": False,
+ "links": {
+ "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id,
+ "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id,
+ }
+ }
+ return nslcmop
+
+ # Create a primitive with params from VNFD
+ # - Called from terminate() before deleting instance
+ # - Calls action() to execute the primitive
+ async def _terminate_action(self, db_nslcmop, nslcmop_id, nsr_id):
+ logging_text = "Task ns={} _terminate_action={} ".format(nsr_id, nslcmop_id)
+ db_vnfds = {}
+ db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
+ # Loop over VNFRs
+ for vnfr in db_vnfrs_list:
+ vnfd_id = vnfr["vnfd-id"]
+ vnf_index = vnfr["member-vnf-index-ref"]
+ if vnfd_id not in db_vnfds:
+ step = "Getting vnfd={} id='{}' from db".format(vnfd_id, vnfd_id)
+ vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
+ db_vnfds[vnfd_id] = vnfd
+ vnfd = db_vnfds[vnfd_id]
+ if not self._has_terminate_config_primitive(vnfd):
+ continue
+ # Get the primitive's sorted sequence list
+ seq_list = self._get_terminate_config_primitive_seq_list(vnfd)
+ for seq in seq_list:
+ # For each sequence in list, call terminate action
+ step = "Calling terminate action for vnf_member_index={} primitive={}".format(
+ vnf_index, seq.get("name"))
+ self.logger.debug(logging_text + step)
+ # Create the primitive for each sequence
+ operation = "action"
+ # primitive, i.e. "primitive": "touch"
+ primitive = seq.get('name')
+ primitive_params = {}
+ params = {
+ "member_vnf_index": vnf_index,
+ "primitive": primitive,
+ "primitive_params": primitive_params,
+ }
+ nslcmop_primitive = self._create_nslcmop(nsr_id, operation, params)
+ # Get a copy of db_nslcmop 'admin' part
+ db_nslcmop_action = {"_admin": deepcopy(db_nslcmop["_admin"])}
+ # Update db_nslcmop with the primitive data
+ db_nslcmop_action.update(nslcmop_primitive)
+ # Create a new db entry for the created primitive, returns the new ID.
+ # (The ID is normally obtained from Kafka.)
+ nslcmop_terminate_action_id = self.db.create(
+ "nslcmops", db_nslcmop_action)
+ # Execute the primitive
+ nslcmop_operation_state, nslcmop_operation_state_detail = await self.action(
+ nsr_id, nslcmop_terminate_action_id)
+ # Launch Exception if action() returns other than ['COMPLETED', 'PARTIALLY_COMPLETED']
+ nslcmop_operation_states_ok = ['COMPLETED', 'PARTIALLY_COMPLETED']
+ if (nslcmop_operation_state not in nslcmop_operation_states_ok):
+ raise LcmException(
+ "terminate_primitive_action for vnf_member_index={}",
+ " primitive={} fails with error {}".format(
+ vnf_index, seq.get("name"), nslcmop_operation_state_detail))
+
async def terminate(self, nsr_id, nslcmop_id):
logging_text = "Task ns={} terminate={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
db_nslcmop = None
exc = None
failed_detail = [] # annotates all failed error messages
- vca_task_list = []
- vca_task_dict = {}
- vca_application_name2index = {}
+ vca_time_destroy = None # time of where destroy charm order
db_nsr_update = {"_admin.nslcmop": nslcmop_id}
db_nslcmop_update = {}
nslcmop_operation_state = None
+ autoremove = False # autoremove after terminated
try:
step = "Getting nslcmop={} from db".format(nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
nsr_deployed = deepcopy(db_nsr["_admin"].get("deployed"))
if db_nsr["_admin"]["nsState"] == "NOT_INSTANTIATED":
return
- # TODO ALF remove
- # db_vim = self.db.get_one("vim_accounts", {"_id": db_nsr["datacenter"]})
# #TODO check if VIM is creating and wait
# RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
+ # Call internal terminate action
+ await self._terminate_action(db_nslcmop, nslcmop_id, nsr_id)
db_nsr_update["operational-status"] = "terminating"
db_nsr_update["config-status"] = "terminating"
- if nsr_deployed and nsr_deployed.get("VCA"):
+ if nsr_deployed and nsr_deployed.get("VCA-model-name"):
+ vca_model_name = nsr_deployed["VCA-model-name"]
+ step = "deleting VCA model name '{}' and all charms".format(vca_model_name)
+ self.logger.debug(logging_text + step)
+ try:
+ await self.n2vc.DestroyNetworkService(vca_model_name)
+ except NetworkServiceDoesNotExist:
+ pass
+ db_nsr_update["_admin.deployed.VCA-model-name"] = None
+ if nsr_deployed.get("VCA"):
+ for vca_index in range(0, len(nsr_deployed["VCA"])):
+ db_nsr_update["_admin.deployed.VCA.{}".format(vca_index)] = None
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ # for backward compatibility if charm have been created with "default" model name delete one by one
+ elif nsr_deployed and nsr_deployed.get("VCA"):
try:
step = "Scheduling configuration charms removing"
db_nsr_update["detailed-status"] = "Deleting charms"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
for vca_index, vca_deployed in enumerate(nsr_deployed["VCA"]):
- if vca_deployed: # TODO it would be desirable having a and deploy_info.get("deployed"):
- task = asyncio.ensure_future(
- self.n2vc.RemoveCharms(
- vca_deployed['model'],
- vca_deployed["application"],
- # self.n2vc_callback,
- # db_nsr,
- # db_nslcmop,
- )
- )
- vca_application_name2index[vca_deployed["application"]] = vca_index
- vca_task_list.append(task)
- vca_task_dict[vca_deployed["application"]] = task
- # task.add_done_callback(functools.partial(self.n2vc_callback, vca_deployed['model'],
- # vca_deployed['application'], None, db_nsr,
- # db_nslcmop, vnf_index))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id,
- "delete_charm:" + vca_deployed["application"], task)
+ if vca_deployed:
+ if await self._destroy_charm(vca_deployed['model'], vca_deployed["application"]):
+ vca_deployed.clear()
+ db_nsr["_admin.deployed.VCA.{}".format(vca_index)] = None
+ else:
+ vca_time_destroy = time()
except Exception as e:
self.logger.debug(logging_text + "Failed while deleting charms: {}".format(e))
db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
if RO_delete_action:
# wait until NS is deleted from VIM
- step = detailed_status = "Waiting ns deleted from VIM. RO_id={}".format(RO_nsr_id)
+ step = detailed_status = "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
+ format(RO_nsr_id, RO_delete_action)
detailed_status_old = None
self.logger.debug(logging_text + step)
elif ns_status == "BUILD":
detailed_status = step + "; {}".format(ns_status_info)
elif ns_status == "ACTIVE":
+ db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = None
+ db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
break
else:
assert False, "ROclient.check_action_status returns unknown {}".format(ns_status)
if e.http_code == 404: # not found
db_nsr_update["_admin.deployed.RO.nsr_id"] = None
db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
+ db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = None
self.logger.debug(logging_text + "RO_ns_id={} already deleted".format(RO_nsr_id))
elif e.http_code == 409: # conflict
failed_detail.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id, e))
self.logger.error(logging_text + failed_detail[-1])
RO_fail = True
- if not RO_fail and nsr_deployed and nsr_deployed.get("RO") and nsr_deployed["RO"].get("vnfd_id"):
- for vnf_id, RO_vnfd_id in nsr_deployed["RO"]["vnfd_id"].items():
- if not RO_vnfd_id:
+ if not RO_fail and nsr_deployed and nsr_deployed.get("RO") and nsr_deployed["RO"].get("vnfd"):
+ for index, vnf_deployed in enumerate(nsr_deployed["RO"]["vnfd"]):
+ if not vnf_deployed or not vnf_deployed["id"]:
continue
try:
+ RO_vnfd_id = vnf_deployed["id"]
step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\
- "Deleting vnfd={} at RO".format(vnf_id)
+ "Deleting member-vnf-index={} RO_vnfd_id={} from RO".format(
+ vnf_deployed["member-vnf-index"], RO_vnfd_id)
await RO.delete("vnfd", RO_vnfd_id)
self.logger.debug(logging_text + "RO_vnfd_id={} deleted".format(RO_vnfd_id))
- db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnf_id)] = None
+ db_nsr_update["_admin.deployed.RO.vnfd.{}.id".format(index)] = None
except ROclient.ROClientException as e:
if e.http_code == 404: # not found
- db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnf_id)] = None
+ db_nsr_update["_admin.deployed.RO.vnfd.{}.id".format(index)] = None
self.logger.debug(logging_text + "RO_vnfd_id={} already deleted ".format(RO_vnfd_id))
elif e.http_code == 409: # conflict
failed_detail.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id, e))
failed_detail.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id, e))
self.logger.error(logging_text + failed_detail[-1])
- if vca_task_list:
- db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\
+ # wait until charm deleted
+ if vca_time_destroy:
+ db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] = step = \
"Waiting for deletion of configuration charms"
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- await asyncio.wait(vca_task_list, timeout=300)
- for application_name, task in vca_task_dict.items():
- if task.cancelled():
- failed_detail.append("VCA[application_name={}] Deletion has been cancelled"
- .format(application_name))
- elif task.done():
- exc = task.exception()
- if exc:
- failed_detail.append("VCA[application_name={}] Deletion exception: {}"
- .format(application_name, exc))
+ for vca_index, vca_deployed in enumerate(nsr_deployed["VCA"]):
+ if not vca_deployed:
+ continue
+ step = "Waiting for deletion of charm application_name={}".format(vca_deployed["application"])
+ timeout = self.timeout_charm_delete - int(time() - vca_time_destroy)
+ if not await self._wait_charm_destroyed(vca_deployed['model'], vca_deployed["application"],
+ timeout):
+ failed_detail.append("VCA[application_name={}] Deletion timeout".format(
+ vca_deployed["application"]))
else:
- vca_index = vca_application_name2index[application_name]
- db_nsr_update["_admin.deployed.VCA.{}".format(vca_index)] = None
- else: # timeout
- # TODO Should it be cancelled?!!
- task.cancel()
- failed_detail.append("VCA[application_name={}] Deletion timeout".format(application_name))
+ db_nsr["_admin.deployed.VCA.{}".format(vca_index)] = None
if failed_detail:
self.logger.error(logging_text + " ;".join(failed_detail))
db_nslcmop_update["detailed-status"] = "; ".join(failed_detail)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
- elif db_nslcmop["operationParams"].get("autoremove"):
- self.db.del_one("nsrs", {"_id": nsr_id})
- db_nsr_update.clear()
- self.db.del_list("nslcmops", {"nsInstanceId": nsr_id})
- nslcmop_operation_state = "COMPLETED"
- db_nslcmop_update.clear()
- self.db.del_list("vnfrs", {"nsr-id-ref": nsr_id})
- self.db.set_list("pdus", {"_admin.usage.nsr_id": nsr_id},
- {"_admin.usageSate": "NOT_IN_USE", "_admin.usage": None})
- self.logger.debug(logging_text + "Delete from database")
else:
db_nsr_update["operational-status"] = "terminated"
db_nsr_update["detailed-status"] = "Done"
db_nslcmop_update["detailed-status"] = "Done"
db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED"
db_nslcmop_update["statusEnteredTime"] = time()
+ if db_nslcmop["operationParams"].get("autoremove"):
+ autoremove = True
- except (ROclient.ROClientException, DbException) as e:
+ except (ROclient.ROClientException, DbException, LcmException) as e:
self.logger.error(logging_text + "Exit Exception {}".format(e))
exc = e
except asyncio.CancelledError:
db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ try:
+ if db_nslcmop and db_nslcmop_update:
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ if db_nsr:
+ db_nsr_update["_admin.nslcmop"] = None
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ except DbException as e:
+ self.logger.error(logging_text + "Cannot update database: {}".format(e))
if nslcmop_operation_state:
try:
await self.msg.aiowrite("ns", "terminated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state,
+ "autoremove": autoremove},
+ loop=self.loop)
except Exception as e:
self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_terminate")
- async def _ns_execute_primitive(self, db_deployed, nsr_name, member_vnf_index, vdu_id, vdu_name, vdu_count_index,
- primitive, primitive_params):
+ @staticmethod
+ def _map_primitive_params(primitive_desc, params, instantiation_params):
+ """
+ Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
+ The default-value is used. If it is between < > it look for a value at instantiation_params
+ :param primitive_desc: portion of VNFD/NSD that describes primitive
+ :param params: Params provided by user
+ :param instantiation_params: Instantiation params provided by user
+ :return: a dictionary with the calculated params
+ """
+ calculated_params = {}
+ for parameter in primitive_desc.get("parameter", ()):
+ param_name = parameter["name"]
+ if param_name in params:
+ calculated_params[param_name] = params[param_name]
+ elif "default-value" in parameter:
+ calculated_params[param_name] = parameter["default-value"]
+ if isinstance(parameter["default-value"], str) and parameter["default-value"].startswith("<") and \
+ parameter["default-value"].endswith(">"):
+ if parameter["default-value"][1:-1] in instantiation_params:
+ calculated_params[param_name] = instantiation_params[parameter["default-value"][1:-1]]
+ else:
+ raise LcmException("Parameter {} needed to execute primitive {} not provided".
+ format(parameter["default-value"], primitive_desc["name"]))
+ else:
+ raise LcmException("Parameter {} needed to execute primitive {} not provided".
+ format(param_name, primitive_desc["name"]))
- for vca_deployed in db_deployed["VCA"]:
- if not vca_deployed:
- continue
- if member_vnf_index != vca_deployed["member-vnf-index"] or vdu_id != vca_deployed["vdu_id"]:
- continue
- if vdu_name and vdu_name != vca_deployed["vdu_name"]:
- continue
- if vdu_count_index and vdu_count_index != vca_deployed["vdu_count_index"]:
- continue
- break
- else:
- raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not deployed"
- .format(member_vnf_index, vdu_id, vdu_name, vdu_count_index))
- model_name = vca_deployed.get("model")
- application_name = vca_deployed.get("application")
- if not model_name or not application_name:
- raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not model "
- "or application name" .format(member_vnf_index, vdu_id, vdu_name, vdu_count_index))
- if vca_deployed["operational-status"] != "active":
- raise LcmException("charm for member_vnf_index={} vdu_id={} operational_status={} not 'active'".format(
- member_vnf_index, vdu_id, vca_deployed["operational-status"]))
- callback = None # self.n2vc_callback
- callback_args = () # [db_nsr, db_nslcmop, member_vnf_index, None]
- await self.n2vc.login()
- task = asyncio.ensure_future(
- self.n2vc.ExecutePrimitive(
+ if isinstance(calculated_params[param_name], (dict, list, tuple)):
+ calculated_params[param_name] = yaml.safe_dump(calculated_params[param_name], default_flow_style=True,
+ width=256)
+ elif isinstance(calculated_params[param_name], str) and calculated_params[param_name].startswith("!!yaml "):
+ calculated_params[param_name] = calculated_params[param_name][7:]
+ return calculated_params
+
+ async def _ns_execute_primitive(self, db_deployed, member_vnf_index, vdu_id, vdu_name, vdu_count_index,
+ primitive, primitive_params):
+ start_primitive_time = time()
+ try:
+ for vca_deployed in db_deployed["VCA"]:
+ if not vca_deployed:
+ continue
+ if member_vnf_index != vca_deployed["member-vnf-index"] or vdu_id != vca_deployed["vdu_id"]:
+ continue
+ if vdu_name and vdu_name != vca_deployed["vdu_name"]:
+ continue
+ if vdu_count_index and vdu_count_index != vca_deployed["vdu_count_index"]:
+ continue
+ break
+ else:
+ raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not "
+ "deployed".format(member_vnf_index, vdu_id, vdu_name, vdu_count_index))
+ model_name = vca_deployed.get("model")
+ application_name = vca_deployed.get("application")
+ if not model_name or not application_name:
+ raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not "
+ "model or application name" .format(member_vnf_index, vdu_id, vdu_name,
+ vdu_count_index))
+ if vca_deployed["operational-status"] != "active":
+ raise LcmException("charm for member_vnf_index={} vdu_id={} operational_status={} not 'active'".format(
+ member_vnf_index, vdu_id, vca_deployed["operational-status"]))
+ callback = None # self.n2vc_callback
+ callback_args = () # [db_nsr, db_nslcmop, member_vnf_index, None]
+ await self.n2vc.login()
+ primitive_id = await self.n2vc.ExecutePrimitive(
model_name,
application_name,
- primitive, callback,
+ primitive,
+ callback,
*callback_args,
**primitive_params
)
- )
- # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None,
- # db_nsr, db_nslcmop, member_vnf_index))
- # self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "action:" + primitive, task)
- # wait until completed with timeout
- await asyncio.wait((task,), timeout=600)
-
- result = "FAILED" # by default
- result_detail = ""
- if task.cancelled():
- result_detail = "Task has been cancelled"
- elif task.done():
- exc = task.exception()
- if exc:
- result_detail = str(exc)
+ while time() - start_primitive_time < self.timeout_primitive:
+ primitive_result_ = await self.n2vc.GetPrimitiveStatus(model_name, primitive_id)
+ if primitive_result_ in ("running", "pending"):
+ pass
+ elif primitive_result_ in ("completed", "failed"):
+ primitive_result = "COMPLETED" if primitive_result_ == "completed" else "FAILED"
+ detailed_result = await self.n2vc.GetPrimitiveOutput(model_name, primitive_id)
+ break
+ else:
+ detailed_result = "Invalid N2VC.GetPrimitiveStatus = {} obtained".format(primitive_result_)
+ primitive_result = "FAILED"
+ break
+ await asyncio.sleep(5)
else:
- # TODO revise with Adam if action is finished and ok when task is done or callback is needed
- result = "COMPLETED"
- result_detail = "Done"
- else: # timeout
- # TODO Should it be cancelled?!!
- task.cancel()
- result_detail = "timeout"
- return result, result_detail
+ raise LcmException("timeout after {} seconds".format(self.timeout_primitive))
+ return primitive_result, detailed_result
+ except (N2VCPrimitiveExecutionFailed, LcmException) as e:
+ return "FAILED", str(e)
async def action(self, nsr_id, nslcmop_id):
logging_text = "Task ns={} action={} ".format(nsr_id, nslcmop_id)
db_nsr_update = {"_admin.nslcmop": nslcmop_id}
db_nslcmop_update = {}
nslcmop_operation_state = None
+ nslcmop_operation_state_detail = None
exc = None
try:
step = "Getting information from database"
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+
nsr_deployed = db_nsr["_admin"].get("deployed")
- nsr_name = db_nsr["name"]
- vnf_index = db_nslcmop["operationParams"]["member_vnf_index"]
+ vnf_index = db_nslcmop["operationParams"].get("member_vnf_index")
vdu_id = db_nslcmop["operationParams"].get("vdu_id")
vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
vdu_name = db_nslcmop["operationParams"].get("vdu_name")
+ if vnf_index:
+ step = "Getting vnfr from database"
+ db_vnfr = self.db.get_one("vnfrs", {"member-vnf-index-ref": vnf_index, "nsr-id-ref": nsr_id})
+ step = "Getting vnfd from database"
+ db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]})
+ else:
+ if db_nsr.get("nsd"):
+ db_nsd = db_nsr.get("nsd") # TODO this will be removed
+ else:
+ step = "Getting nsd from database"
+ db_nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
+
# look if previous tasks in process
task_name, task_dependency = self.lcm_tasks.lookfor_related("ns", nsr_id, nslcmop_id)
if task_dependency:
db_nsr_update["_admin.deployed.VCA"] = nsr_deployed["VCA"]
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- # TODO check if ns is in a proper status
primitive = db_nslcmop["operationParams"]["primitive"]
primitive_params = db_nslcmop["operationParams"]["primitive_params"]
- result, result_detail = await self._ns_execute_primitive(nsr_deployed, nsr_name, vnf_index, vdu_id,
- vdu_name, vdu_count_index, primitive,
- primitive_params)
- db_nslcmop_update["detailed-status"] = result_detail
+
+ # look for primitive
+ config_primitive_desc = None
+ if vdu_id:
+ for vdu in get_iterable(db_vnfd, "vdu"):
+ if vdu_id == vdu["id"]:
+ for config_primitive in vdu.get("vdu-configuration", {}).get("config-primitive", ()):
+ if config_primitive["name"] == primitive:
+ config_primitive_desc = config_primitive
+ break
+ elif vnf_index:
+ for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()):
+ if config_primitive["name"] == primitive:
+ config_primitive_desc = config_primitive
+ break
+ else:
+ for config_primitive in db_nsd.get("ns-configuration", {}).get("config-primitive", ()):
+ if config_primitive["name"] == primitive:
+ config_primitive_desc = config_primitive
+ break
+
+ if not config_primitive_desc:
+ raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
+ format(primitive))
+
+ desc_params = {}
+ if vnf_index:
+ if db_vnfr.get("additionalParamsForVnf"):
+ desc_params.update(db_vnfr["additionalParamsForVnf"])
+ else:
+ if db_nsr.get("additionalParamsForVnf"):
+ desc_params.update(db_nsr["additionalParamsForNs"])
+
+ # TODO check if ns is in a proper status
+ result, result_detail = await self._ns_execute_primitive(
+ nsr_deployed, vnf_index, vdu_id, vdu_name, vdu_count_index, primitive,
+ self._map_primitive_params(config_primitive_desc, primitive_params, desc_params))
+ db_nslcmop_update["detailed-status"] = nslcmop_operation_state_detail = result_detail
db_nslcmop_update["operationState"] = nslcmop_operation_state = result
db_nslcmop_update["statusEnteredTime"] = time()
self.logger.debug(logging_text + " task Done with result {} {}".format(result, result_detail))
self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True)
finally:
if exc and db_nslcmop:
- db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
+ db_nslcmop_update["detailed-status"] = nslcmop_operation_state_detail = \
+ "FAILED {}: {}".format(step, exc)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ try:
+ if db_nslcmop_update:
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ if db_nsr:
+ db_nsr_update["_admin.nslcmop"] = None
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ except DbException as e:
+ self.logger.error(logging_text + "Cannot update database: {}".format(e))
self.logger.debug(logging_text + "Exit")
if nslcmop_operation_state:
try:
await self.msg.aiowrite("ns", "actioned", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state},
+ loop=self.loop)
except Exception as e:
self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_action")
+ return nslcmop_operation_state, nslcmop_operation_state_detail
async def scale(self, nsr_id, nslcmop_id):
logging_text = "Task ns={} scale={} ".format(nsr_id, nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
step = "Getting nsr from database"
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- nsr_name = db_nsr["name"]
+
old_operational_status = db_nsr["operational-status"]
old_config_status = db_nsr["config-status"]
vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"]
step = db_nslcmop_update["detailed-status"] = \
"executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive)
+
# look for primitive
- primitive_params = {}
for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()):
if config_primitive["name"] == vnf_config_primitive:
- for parameter in config_primitive.get("parameter", ()):
- if 'default-value' in parameter and \
- parameter['default-value'] == "<VDU_SCALE_INFO>":
- primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info,
- default_flow_style=True,
- width=256)
break
else:
raise LcmException(
"Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
- "[vnf-config-primitive-name-ref='{}'] does not match any vnf-cnfiguration:config-"
+ "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
"primitive".format(scaling_group, config_primitive))
+
+ vnfr_params = {"VDU_SCALE_INFO": vdu_scaling_info}
+ if db_vnfr.get("additionalParamsForVnf"):
+ vnfr_params.update(db_vnfr["additionalParamsForVnf"])
+
scale_process = "VCA"
db_nsr_update["config-status"] = "configuring pre-scaling"
- result, result_detail = await self._ns_execute_primitive(nsr_deployed, nsr_name, vnf_index,
- None, None, None, vnf_config_primitive,
- primitive_params)
+ result, result_detail = await self._ns_execute_primitive(
+ nsr_deployed, vnf_index, None, None, None, vnf_config_primitive,
+ self._map_primitive_params(config_primitive, {}, vnfr_params))
self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format(
vnf_config_primitive, result, result_detail))
if result == "FAILED":
vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"]
step = db_nslcmop_update["detailed-status"] = \
"executing post-scale scaling-config-action '{}'".format(vnf_config_primitive)
+
+ vnfr_params = {"<VDU_SCALE_INFO>": vdu_scaling_info}
+ if db_vnfr.get("additionalParamsForVnf"):
+ vnfr_params.update(db_vnfr["additionalParamsForVnf"])
+
# look for primitive
- primitive_params = {}
for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()):
if config_primitive["name"] == vnf_config_primitive:
- for parameter in config_primitive.get("parameter", ()):
- if 'default-value' in parameter and \
- parameter['default-value'] == "<VDU_SCALE_INFO>":
- primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info,
- default_flow_style=True,
- width=256)
break
else:
raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
scale_process = "VCA"
db_nsr_update["config-status"] = "configuring post-scaling"
- result, result_detail = await self._ns_execute_primitive(nsr_deployed, nsr_name, vnf_index,
- None, None, None, vnf_config_primitive,
- primitive_params)
+ result, result_detail = await self._ns_execute_primitive(
+ nsr_deployed, vnf_index, None, None, None, vnf_config_primitive,
+ self._map_primitive_params(config_primitive, {}, vnfr_params))
self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format(
vnf_config_primitive, result, result_detail))
if result == "FAILED":
db_nsr_update["operational-status"] = "failed"
db_nsr_update["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id, step,
exc)
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ try:
+ if db_nslcmop and db_nslcmop_update:
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ if db_nsr:
+ db_nsr_update["_admin.nslcmop"] = None
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ except DbException as e:
+ self.logger.error(logging_text + "Cannot update database: {}".format(e))
if nslcmop_operation_state:
try:
await self.msg.aiowrite("ns", "scaled", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state},
+ loop=self.loop)
# if cooldown_time:
# await asyncio.sleep(cooldown_time)
# await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
projects / osm / LCM.git / blobdiff