-#!/usr/bin/python3
# -*- coding: utf-8 -*-
+##
+# Copyright 2018 Telefonica S.A.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+##
+
import asyncio
import yaml
import logging
import logging.handlers
import functools
import traceback
+from jinja2 import Environment, Template, meta, TemplateError, TemplateNotFound, TemplateSyntaxError
import ROclient
-from lcm_utils import LcmException, LcmBase
+from lcm_utils import LcmException, LcmExceptionNoMgmtIP, LcmBase
-from osm_common.dbbase import DbException, deep_update
+from osm_common.dbbase import DbException
from osm_common.fsbase import FsException
-from n2vc.vnf import N2VC
+from n2vc.vnf import N2VC, N2VCPrimitiveExecutionFailed, NetworkServiceDoesNotExist, PrimitiveDoesNotExist
-from copy import deepcopy
+from copy import copy, deepcopy
from http import HTTPStatus
from time import time
-
+from uuid import uuid4
__author__ = "Alfonso Tierno"
+def get_iterable(in_dict, in_key):
+ """
+ Similar to <dict>.get(), but if value is None, False, ..., An empty tuple is returned instead
+ :param in_dict: a dictionary
+ :param in_key: the key to look for at in_dict
+ :return: in_dict[in_var] or () if it is None or not present
+ """
+ if not in_dict.get(in_key):
+ return ()
+ return in_dict[in_key]
+
+
+def populate_dict(target_dict, key_list, value):
+ """
+ Upate target_dict creating nested dictionaries with the key_list. Last key_list item is asigned the value.
+ Example target_dict={K: J}; key_list=[a,b,c]; target_dict will be {K: J, a: {b: {c: value}}}
+ :param target_dict: dictionary to be changed
+ :param key_list: list of keys to insert at target_dict
+ :param value:
+ :return: None
+ """
+ for key in key_list[0:-1]:
+ if key not in target_dict:
+ target_dict[key] = {}
+ target_dict = target_dict[key]
+ target_dict[key_list[-1]] = value
+
+
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["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):
"""
- removing,
- removed
:param message: detailed message error
- :param n2vc_info dictionary with information shared with instantiate task. Contains:
+ :param n2vc_info: dictionary with information shared with instantiate task. It contains:
nsr_id:
nslcmop_id:
lcmOperationType: currently "instantiate"
n2vc_event = n2vc_info["n2vc_event"]
logging_text = "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id, ns_operation, nslcmop_id,
application_name)
- vca_deployed = deployed.get(application_name)
- if not vca_deployed:
- self.logger.error(logging_text + " Not present at nsr._admin.deployed.VCA")
+ for vca_index, vca_deployed in enumerate(deployed):
+ if not vca_deployed:
+ continue
+ 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. Received model_name={}".
+ format(model_name))
return
-
if task:
if task.cancelled():
self.logger.debug(logging_text + " task Cancelled")
vca_deployed['operational-status'] = "error"
- db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error"
+ db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(vca_index)] = "error"
vca_deployed['detailed-status'] = "Task Cancelled"
- db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = "Task Cancelled"
+ db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(vca_index)] = "Task Cancelled"
elif task.done():
exc = task.exception()
if exc:
self.logger.error(logging_text + " task Exception={}".format(exc))
vca_deployed['operational-status'] = "error"
- db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error"
+ db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(vca_index)] = "error"
vca_deployed['detailed-status'] = str(exc)
- db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(exc)
+ db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(vca_index)] = str(exc)
else:
self.logger.debug(logging_text + " task Done")
# task is Done, but callback is still ongoing. So ignore
return
elif status:
- self.logger.debug(logging_text + " Enter status={}".format(status))
+ self.logger.debug(logging_text + " Enter status={} message={}".format(status, message))
if vca_deployed['operational-status'] == status:
return # same status, ignore
vca_deployed['operational-status'] = status
- db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = status
+ db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(vca_index)] = status
vca_deployed['detailed-status'] = str(message)
- db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(message)
+ db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(vca_index)] = str(message)
else:
self.logger.critical(logging_text + " Enter with bad parameters", exc_info=True)
return
except Exception as e:
self.logger.critical(logging_text + " Exception {}".format(e), exc_info=True)
- def ns_params_2_RO(self, ns_params, nsd, vnfd_dict):
+ def ns_params_2_RO(self, ns_params, nsd, vnfd_dict, n2vc_key_list):
"""
- Creates a RO ns descriptor from OSM ns_instantite params
+ Creates a RO ns descriptor from OSM ns_instantiate params
:param ns_params: OSM instantiate params
: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
def vim_account_2_RO(vim_account):
if vim_account in vim_2_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"],
- "vnfs": {},
- "networks": {},
}
- if ns_params.get("ssh-authorized-key"):
- RO_ns_params["cloud-config"] = {"key-pairs": ns_params["ssh-authorized-key"]}
- if ns_params.get("vnf"):
- for vnf_params in ns_params["vnf"]:
- for constituent_vnfd in nsd["constituent-vnfd"]:
- if constituent_vnfd["member-vnf-index"] == vnf_params["member-vnf-index"]:
- vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
- break
- else:
- raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
- "constituent-vnfd".format(vnf_params["member-vnf-index"]))
- RO_vnf = {"vdus": {}, "networks": {}}
- if vnf_params.get("vimAccountId"):
- RO_vnf["datacenter"] = vim_account_2_RO(vnf_params["vimAccountId"])
- if vnf_params.get("vdu"):
- for vdu_params in vnf_params["vdu"]:
- RO_vnf["vdus"][vdu_params["id"]] = {}
- if vdu_params.get("volume"):
- RO_vnf["vdus"][vdu_params["id"]]["devices"] = {}
- for volume_params in vdu_params["volume"]:
- RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]] = {}
- if volume_params.get("vim-volume-id"):
- RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]]["vim_id"] = \
- volume_params["vim-volume-id"]
- if vdu_params.get("interface"):
- RO_vnf["vdus"][vdu_params["id"]]["interfaces"] = {}
- for interface_params in vdu_params["interface"]:
- RO_interface = {}
- RO_vnf["vdus"][vdu_params["id"]]["interfaces"][interface_params["name"]] = RO_interface
- if interface_params.get("ip-address"):
- RO_interface["ip_address"] = interface_params["ip-address"]
- if interface_params.get("mac-address"):
- RO_interface["mac_address"] = interface_params["mac-address"]
- if interface_params.get("floating-ip-required"):
- RO_interface["floating-ip"] = interface_params["floating-ip-required"]
- if vnf_params.get("internal-vld"):
- for internal_vld_params in vnf_params["internal-vld"]:
- RO_vnf["networks"][internal_vld_params["name"]] = {}
- if internal_vld_params.get("vim-network-name"):
- RO_vnf["networks"][internal_vld_params["name"]]["vim-network-name"] = \
- internal_vld_params["vim-network-name"]
- if internal_vld_params.get("ip-profile"):
- RO_vnf["networks"][internal_vld_params["name"]]["ip-profile"] = \
- ip_profile_2_RO(internal_vld_params["ip-profile"])
- if internal_vld_params.get("internal-connection-point"):
- for icp_params in internal_vld_params["internal-connection-point"]:
- # look for interface
- iface_found = False
- for vdu_descriptor in vnf_descriptor["vdu"]:
- for vdu_interface in vdu_descriptor["interface"]:
- if vdu_interface.get("internal-connection-point-ref") == icp_params["id-ref"]:
- RO_interface_update = {}
- if icp_params.get("ip-address"):
- RO_interface_update["ip_address"] = icp_params["ip-address"]
- if icp_params.get("mac-address"):
- RO_interface_update["mac_address"] = icp_params["mac-address"]
- if RO_interface_update:
- RO_vnf_update = {"vdus": {vdu_descriptor["id"]: {
- "interfaces": {vdu_interface["name"]: RO_interface_update}}}}
- deep_update(RO_vnf, RO_vnf_update)
- iface_found = True
- break
- if iface_found:
- break
- else:
- raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
- "internal-vld:id-ref={} is not present at vnfd:internal-"
- "connection-point".format(vnf_params["member-vnf-index"],
- icp_params["id-ref"]))
-
- if not RO_vnf["vdus"]:
- del RO_vnf["vdus"]
- if not RO_vnf["networks"]:
- del RO_vnf["networks"]
- if RO_vnf:
- RO_ns_params["vnfs"][vnf_params["member-vnf-index"]] = RO_vnf
- if ns_params.get("vld"):
- for vld_params in ns_params["vld"]:
- RO_vld = {}
- if "ip-profile" in vld_params:
- RO_vld["ip-profile"] = ip_profile_2_RO(vld_params["ip-profile"])
- if "vim-network-name" in vld_params:
- RO_vld["sites"] = []
- if isinstance(vld_params["vim-network-name"], dict):
- for vim_account, vim_net in vld_params["vim-network-name"].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-name"]})
- if "vnfd-connection-point-ref" in vld_params:
- for cp_params in vld_params["vnfd-connection-point-ref"]:
- # look for interface
- for constituent_vnfd in nsd["constituent-vnfd"]:
- if constituent_vnfd["member-vnf-index"] == cp_params["member-vnf-index-ref"]:
- vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
+ if n2vc_key_list:
+ for vnfd_ref, vnfd in vnfd_dict.items():
+ vdu_needed_access = []
+ mgmt_cp = None
+ if vnfd.get("vnf-configuration"):
+ if vnfd.get("mgmt-interface"):
+ if vnfd["mgmt-interface"].get("vdu-id"):
+ vdu_needed_access.append(vnfd["mgmt-interface"]["vdu-id"])
+ elif vnfd["mgmt-interface"].get("cp"):
+ mgmt_cp = vnfd["mgmt-interface"]["cp"]
+
+ for vdu in vnfd.get("vdu", ()):
+ if vdu.get("vdu-configuration"):
+ vdu_needed_access.append(vdu["id"])
+ elif mgmt_cp:
+ for vdu_interface in vdu.get("interface"):
+ if vdu_interface.get("external-connection-point-ref") and \
+ vdu_interface["external-connection-point-ref"] == mgmt_cp:
+ vdu_needed_access.append(vdu["id"])
+ mgmt_cp = None
break
- else:
- raise LcmException(
- "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
- "is not present at nsd:constituent-vnfd".format(cp_params["member-vnf-index-ref"]))
- match_cp = False
- for vdu_descriptor in vnf_descriptor["vdu"]:
- for interface_descriptor in vdu_descriptor["interface"]:
- if interface_descriptor.get("external-connection-point-ref") == \
- cp_params["vnfd-connection-point-ref"]:
- match_cp = True
- break
- if match_cp:
+
+ if vdu_needed_access:
+ for vnf_member in nsd.get("constituent-vnfd"):
+ if vnf_member["vnfd-id-ref"] != vnfd_ref:
+ continue
+ for vdu in vdu_needed_access:
+ populate_dict(RO_ns_params,
+ ("vnfs", vnf_member["member-vnf-index"], "vdus", vdu, "mgmt_keys"),
+ n2vc_key_list)
+
+ if ns_params.get("vduImage"):
+ RO_ns_params["vduImage"] = ns_params["vduImage"]
+
+ if ns_params.get("ssh_keys"):
+ RO_ns_params["cloud-config"] = {"key-pairs": ns_params["ssh_keys"]}
+ for vnf_params in get_iterable(ns_params, "vnf"):
+ for constituent_vnfd in nsd["constituent-vnfd"]:
+ if constituent_vnfd["member-vnf-index"] == vnf_params["member-vnf-index"]:
+ vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
+ break
+ else:
+ raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
+ "constituent-vnfd".format(vnf_params["member-vnf-index"]))
+ if vnf_params.get("vimAccountId"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "datacenter"),
+ vim_account_2_RO(vnf_params["vimAccountId"]))
+
+ for vdu_params in get_iterable(vnf_params, "vdu"):
+ # TODO feature 1417: check that this VDU exist and it is not a PDU
+ if vdu_params.get("volume"):
+ for volume_params in vdu_params["volume"]:
+ if volume_params.get("vim-volume-id"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "devices", volume_params["name"], "vim_id"),
+ volume_params["vim-volume-id"])
+ if vdu_params.get("interface"):
+ for interface_params in vdu_params["interface"]:
+ if interface_params.get("ip-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "interfaces", interface_params["name"],
+ "ip_address"),
+ interface_params["ip-address"])
+ if interface_params.get("mac-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "interfaces", interface_params["name"],
+ "mac_address"),
+ interface_params["mac-address"])
+ if interface_params.get("floating-ip-required"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "interfaces", interface_params["name"],
+ "floating-ip"),
+ interface_params["floating-ip-required"])
+
+ for internal_vld_params in get_iterable(vnf_params, "internal-vld"):
+ if internal_vld_params.get("vim-network-name"):
+ 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"),
+ ip_profile_2_RO(internal_vld_params["ip-profile"]))
+
+ for icp_params in get_iterable(internal_vld_params, "internal-connection-point"):
+ # look for interface
+ iface_found = False
+ for vdu_descriptor in vnf_descriptor["vdu"]:
+ for vdu_interface in vdu_descriptor["interface"]:
+ if vdu_interface.get("internal-connection-point-ref") == icp_params["id-ref"]:
+ if icp_params.get("ip-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ vdu_interface["name"], "ip_address"),
+ icp_params["ip-address"])
+
+ if icp_params.get("mac-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ vdu_interface["name"], "mac_address"),
+ icp_params["mac-address"])
+ iface_found = True
break
- else:
- raise LcmException(
- "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
- "vnfd-connection-point-ref={} is not present at vnfd={}".format(
- cp_params["member-vnf-index-ref"],
- cp_params["vnfd-connection-point-ref"],
- vnf_descriptor["id"]))
- RO_cp_params = {}
- if cp_params.get("ip-address"):
- RO_cp_params["ip_address"] = cp_params["ip-address"]
- if cp_params.get("mac-address"):
- RO_cp_params["mac_address"] = cp_params["mac-address"]
- if RO_cp_params:
- RO_vnf_params = {
- cp_params["member-vnf-index-ref"]: {
- "vdus": {
- vdu_descriptor["id"]: {
- "interfaces": {
- interface_descriptor["name"]: RO_cp_params
- }
- }
- }
- }
- }
- deep_update(RO_ns_params["vnfs"], RO_vnf_params)
- if RO_vld:
- RO_ns_params["networks"][vld_params["name"]] = RO_vld
+ if iface_found:
+ break
+ else:
+ raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
+ "internal-vld:id-ref={} is not present at vnfd:internal-"
+ "connection-point".format(vnf_params["member-vnf-index"],
+ icp_params["id-ref"]))
+
+ for vld_params in get_iterable(ns_params, "vld"):
+ 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):
+ for vim_account, vim_net in vld_params["vim-network-name"].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-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
+ for constituent_vnfd in nsd["constituent-vnfd"]:
+ if constituent_vnfd["member-vnf-index"] == cp_params["member-vnf-index-ref"]:
+ vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
+ break
+ else:
+ raise LcmException(
+ "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
+ "is not present at nsd:constituent-vnfd".format(cp_params["member-vnf-index-ref"]))
+ match_cp = False
+ for vdu_descriptor in vnf_descriptor["vdu"]:
+ for interface_descriptor in vdu_descriptor["interface"]:
+ if interface_descriptor.get("external-connection-point-ref") == \
+ cp_params["vnfd-connection-point-ref"]:
+ match_cp = True
+ break
+ if match_cp:
+ break
+ else:
+ raise LcmException(
+ "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
+ "vnfd-connection-point-ref={} is not present at vnfd={}".format(
+ cp_params["member-vnf-index-ref"],
+ cp_params["vnfd-connection-point-ref"],
+ vnf_descriptor["id"]))
+ if cp_params.get("ip-address"):
+ populate_dict(RO_ns_params, ("vnfs", cp_params["member-vnf-index-ref"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ interface_descriptor["name"], "ip_address"),
+ cp_params["ip-address"])
+ if cp_params.get("mac-address"):
+ populate_dict(RO_ns_params, ("vnfs", cp_params["member-vnf-index-ref"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ interface_descriptor["name"], "mac_address"),
+ cp_params["mac-address"])
return RO_ns_params
+ def scale_vnfr(self, db_vnfr, vdu_create=None, vdu_delete=None):
+ # make a copy to do not change
+ vdu_create = copy(vdu_create)
+ vdu_delete = copy(vdu_delete)
+
+ vdurs = db_vnfr.get("vdur")
+ if vdurs is None:
+ vdurs = []
+ vdu_index = len(vdurs)
+ while vdu_index:
+ vdu_index -= 1
+ vdur = vdurs[vdu_index]
+ if vdur.get("pdu-type"):
+ continue
+ vdu_id_ref = vdur["vdu-id-ref"]
+ if vdu_create and vdu_create.get(vdu_id_ref):
+ for index in range(0, vdu_create[vdu_id_ref]):
+ vdur = deepcopy(vdur)
+ vdur["_id"] = str(uuid4())
+ vdur["count-index"] += 1
+ vdurs.insert(vdu_index+1+index, vdur)
+ del vdu_create[vdu_id_ref]
+ if vdu_delete and vdu_delete.get(vdu_id_ref):
+ del vdurs[vdu_index]
+ vdu_delete[vdu_id_ref] -= 1
+ if not vdu_delete[vdu_id_ref]:
+ del vdu_delete[vdu_id_ref]
+ # check all operations are done
+ if vdu_create or vdu_delete:
+ raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
+ vdu_create))
+ if vdu_delete:
+ raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
+ vdu_delete))
+
+ vnfr_update = {"vdur": vdurs}
+ db_vnfr["vdur"] = vdurs
+ self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
+
+ def ns_update_nsr(self, ns_update_nsr, db_nsr, nsr_desc_RO):
+ """
+ Updates database nsr with the RO info for the created vld
+ :param ns_update_nsr: dictionary to be filled with the updated info
+ :param db_nsr: content of db_nsr. This is also modified
+ :param nsr_desc_RO: nsr descriptor from RO
+ :return: Nothing, LcmException is raised on errors
+ """
+
+ for vld_index, vld in enumerate(get_iterable(db_nsr, "vld")):
+ for net_RO in get_iterable(nsr_desc_RO, "nets"):
+ if vld["id"] != net_RO.get("ns_net_osm_id"):
+ continue
+ vld["vim-id"] = net_RO.get("vim_net_id")
+ vld["name"] = net_RO.get("vim_name")
+ vld["status"] = net_RO.get("status")
+ vld["status-detailed"] = net_RO.get("error_msg")
+ ns_update_nsr["vld.{}".format(vld_index)] = vld
+ break
+ else:
+ raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld["id"]))
+
def ns_update_vnfr(self, db_vnfrs, nsr_desc_RO):
"""
Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
- :param db_vnfrs:
- :param nsr_desc_RO:
- :return:
+ :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
+ :param nsr_desc_RO: nsr descriptor from RO
+ :return: Nothing, LcmException is raised on errors
"""
for vnf_index, db_vnfr in db_vnfrs.items():
for vnf_RO in nsr_desc_RO["vnfs"]:
- if vnf_RO["member_vnf_index"] == vnf_index:
- vnfr_update = {}
- db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO.get("ip_address")
- vdur_list = []
- for vdur_RO in vnf_RO.get("vms", ()):
- vdur = {
- "vim-id": vdur_RO.get("vim_vm_id"),
- "ip-address": vdur_RO.get("ip_address"),
- "vdu-id-ref": vdur_RO.get("vdu_osm_id"),
- "name": vdur_RO.get("vim_name"),
- "status": vdur_RO.get("status"),
- "status-detailed": vdur_RO.get("error_msg"),
- "interfaces": []
- }
+ if vnf_RO["member_vnf_index"] != vnf_index:
+ continue
+ vnfr_update = {}
+ if vnf_RO.get("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))
+
+ for vdu_index, vdur in enumerate(get_iterable(db_vnfr, "vdur")):
+ vdur_RO_count_index = 0
+ if vdur.get("pdu-type"):
+ continue
+ for vdur_RO in get_iterable(vnf_RO, "vms"):
+ if vdur["vdu-id-ref"] != vdur_RO["vdu_osm_id"]:
+ continue
+ if vdur["count-index"] != vdur_RO_count_index:
+ vdur_RO_count_index += 1
+ continue
+ vdur["vim-id"] = vdur_RO.get("vim_vm_id")
+ 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")
+ vdur["status-detailed"] = vdur_RO.get("error_msg")
+ for ifacer in get_iterable(vdur, "interfaces"):
+ for interface_RO in get_iterable(vdur_RO, "interfaces"):
+ if ifacer["name"] == interface_RO.get("internal_name"):
+ ifacer["ip-address"] = interface_RO.get("ip_address")
+ ifacer["mac-address"] = interface_RO.get("mac_address")
+ break
+ else:
+ raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
+ "at RO info".format(vnf_index, vdur["vdu-id-ref"], ifacer["name"]))
+ vnfr_update["vdur.{}".format(vdu_index)] = vdur
+ break
+ else:
+ raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} at "
+ "RO info".format(vnf_index, vdur["vdu-id-ref"], vdur["count-index"]))
+
+ for vld_index, vld in enumerate(get_iterable(db_vnfr, "vld")):
+ for net_RO in get_iterable(nsr_desc_RO, "nets"):
+ if vld["id"] != net_RO.get("vnf_net_osm_id"):
+ continue
+ vld["vim-id"] = net_RO.get("vim_net_id")
+ vld["name"] = net_RO.get("vim_name")
+ vld["status"] = net_RO.get("status")
+ vld["status-detailed"] = net_RO.get("error_msg")
+ vnfr_update["vld.{}".format(vld_index)] = vld
+ break
+ else:
+ raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} at RO info".format(
+ vnf_index, vld["id"]))
- for interface_RO in vdur_RO.get("interfaces", ()):
- vdur["interfaces"].append({
- "ip-address": interface_RO.get("ip_address"),
- "mac-address": interface_RO.get("mac_address"),
- "name": interface_RO.get("internal_name"),
- })
- vdur_list.append(vdur)
- db_vnfr["vdur"] = vnfr_update["vdur"] = vdur_list
- self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
- break
+ self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
+ break
else:
raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index))
- async def create_monitoring(self, nsr_id, vnf_member_index, vnfd_desc):
- if not vnfd_desc.get("scaling-group-descriptor"):
- return
- for scaling_group in vnfd_desc["scaling-group-descriptor"]:
- scaling_policy_desc = {}
- scaling_desc = {
- "ns_id": nsr_id,
- "scaling_group_descriptor": {
- "name": scaling_group["name"],
- "scaling_policy": scaling_policy_desc
- }
- }
- for scaling_policy in scaling_group.get("scaling-policy"):
- scaling_policy_desc["scale_in_operation_type"] = scaling_policy_desc["scale_out_operation_type"] = \
- scaling_policy["scaling-type"]
- scaling_policy_desc["threshold_time"] = scaling_policy["threshold-time"]
- scaling_policy_desc["cooldown_time"] = scaling_policy["cooldown-time"]
- scaling_policy_desc["scaling_criteria"] = []
- for scaling_criteria in scaling_policy.get("scaling-criteria"):
- scaling_criteria_desc = {"scale_in_threshold": scaling_criteria.get("scale-in-threshold"),
- "scale_out_threshold": scaling_criteria.get("scale-out-threshold"),
- }
- if not scaling_criteria.get("vnf-monitoring-param-ref"):
- continue
- for monitoring_param in vnfd_desc.get("monitoring-param", ()):
- if monitoring_param["id"] == scaling_criteria["vnf-monitoring-param-ref"]:
- scaling_criteria_desc["monitoring_param"] = {
- "id": monitoring_param["id"],
- "name": monitoring_param["name"],
- "aggregation_type": monitoring_param.get("aggregation-type"),
- "vdu_name": monitoring_param.get("vdu-ref"),
- "vnf_member_index": vnf_member_index,
- }
-
- scaling_policy_desc["scaling_criteria"].append(scaling_criteria_desc)
- break
- else:
- self.logger.error(
- "Task ns={} member_vnf_index={} Invalid vnfd vnf-monitoring-param-ref={} not in "
- "monitoring-param list".format(nsr_id, vnf_member_index,
- scaling_criteria["vnf-monitoring-param-ref"]))
+ async def instantiate(self, nsr_id, nslcmop_id):
- await self.msg.aiowrite("lcm_pm", "configure_scaling", scaling_desc, self.loop)
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
+ if not task_is_locked_by_me:
+ return
- async def instantiate(self, nsr_id, nslcmop_id):
logging_text = "Task ns={} instantiate={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
# get all needed from database
+ start_deploy = time()
db_nsr = None
db_nslcmop = None
- db_nsr_update = {}
+ db_nsr_update = {"_admin.nslcmop": nslcmop_id}
db_nslcmop_update = {}
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 = {}
+ n2vc_key_list = [] # list of public keys to be injected as authorized to VMs
exc = None
try:
+ # wait for any previous tasks in process
+ await self.lcm_tasks.waitfor_related_HA('ns', 'nslcmops', nslcmop_id)
+
step = "Getting nslcmop={} from db".format(nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
step = "Getting nsr={} from db".format(nsr_id)
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- ns_params = db_nsr.get("instantiate_params")
+ ns_params = db_nslcmop.get("operationParams")
nsd = db_nsr["nsd"]
nsr_name = db_nsr["name"] # TODO short-name??
- needed_vnfd = {}
- vnfr_filter = {"nsr-id-ref": nsr_id, "member-vnf-index-ref": None}
- for c_vnf in nsd["constituent-vnfd"]:
- vnfd_id = c_vnf["vnfd-id-ref"]
- vnfr_filter["member-vnf-index-ref"] = c_vnf["member-vnf-index"]
- step = "Getting vnfr={} of nsr={} from db".format(c_vnf["member-vnf-index"], nsr_id)
- db_vnfrs[c_vnf["member-vnf-index"]] = self.db.get_one("vnfrs", vnfr_filter)
- if vnfd_id not in needed_vnfd:
- step = "Getting vnfd={} from db".format(vnfd_id)
- needed_vnfd[vnfd_id] = self.db.get_one("vnfds", {"id": vnfd_id})
-
- nsr_lcm = db_nsr["_admin"].get("deployed")
- if not nsr_lcm:
- nsr_lcm = db_nsr["_admin"]["deployed"] = {
- "id": nsr_id,
- "RO": {"vnfd_id": {}, "nsd_id": None, "nsr_id": None, "nsr_status": "SCHEDULED"},
- "nsr_ip": {},
- "VCA": {},
- }
+
+ step = "Getting vnfrs from db"
+ db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
+ db_vnfds_ref = {}
+ db_vnfds = {}
+ db_vnfds_index = {}
+ for vnfr in db_vnfrs_list:
+ db_vnfrs[vnfr["member-vnf-index-ref"]] = vnfr
+ vnfd_id = vnfr["vnfd-id"]
+ vnfd_ref = vnfr["vnfd-ref"]
+ if vnfd_id not in db_vnfds:
+ step = "Getting vnfd={} id='{}' from db".format(vnfd_id, vnfd_ref)
+ vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
+ db_vnfds_ref[vnfd_ref] = vnfd
+ db_vnfds[vnfd_id] = vnfd
+ db_vnfds_index[vnfr["member-vnf-index-ref"]] = db_vnfds[vnfd_id]
+
+ # 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
+ populate_dict(db_nsr, ("_admin", "deployed", "VCA"), vca_deployed_list)
+ elif isinstance(vca_deployed_list, dict):
+ # maintain backward compatibility. Change a dict to list at database
+ vca_deployed_list = list(vca_deployed_list.values())
+ db_nsr_update["_admin.deployed.VCA"] = vca_deployed_list
+ populate_dict(db_nsr, ("_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)
+
+ # Deploy charms
+ # 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, charm_params, n2vc_info, native_charm=False):
+ """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 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")
+
+ machine_spec = {}
+ if native_charm:
+ machine_spec["username"] = charm_params.get("username"),
+ machine_spec["hostname"] = charm_params.get("rw_mgmt_ip")
+
+ # Note: The charm needs to exist on disk at the location
+ # specified by charm_path.
+ 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"],
+ base_folder["folder"],
+ base_folder["pkg-dir"],
+ proxy_charm
+ )
+ # ns_name will be ignored in the current version of N2VC
+ # but will be implemented for the next point release.
+ 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
+ # 26*26 charm in the same NS
+ application_name = application_name[0:48]
+ application_name += chr(97 + vca_index // 26) + chr(97 + vca_index % 26)
+ vca_deployed_ = {
+ "member-vnf-index": vnf_index,
+ "vdu_id": vdu_id,
+ "model": model_name,
+ "application": application_name,
+ "operational-status": "init",
+ "detailed-status": "",
+ "step": "initial-deploy",
+ "vnfd_id": vnfd_id,
+ "vdu_name": vdu_name,
+ "vdu_count_index": vdu_count_index,
+ }
+ vca_deployed_list.append(vca_deployed_)
+ db_nsr_update["_admin.deployed.VCA.{}".format(vca_index)] = vca_deployed_
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ self.logger.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id, charm_path,
+ proxy_charm))
+ if not n2vc_info:
+ n2vc_info["nsr_id"] = nsr_id
+ n2vc_info["nslcmop_id"] = nslcmop_id
+ n2vc_info["n2vc_event"] = asyncio.Event(loop=self.loop)
+ n2vc_info["lcmOperationType"] = "instantiate"
+ n2vc_info["deployed"] = vca_deployed_list
+ n2vc_info["db_update"] = db_nsr_update
+ task = asyncio.ensure_future(
+ self.n2vc.DeployCharms(
+ model_name, # The network service name
+ application_name, # The application name
+ descriptor, # The vnf/nsd descriptor
+ charm_path, # Path to charm
+ charm_params, # Runtime params, like mgmt ip
+ machine_spec, # for native charms only
+ self.n2vc_callback, # Callback for status changes
+ n2vc_info, # Callback parameter
+ None, # Callback parameter (task)
+ )
+ )
+ task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, None,
+ n2vc_info))
+ self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "create_charm:" + application_name, task)
+
+ step = "Looking for needed vnfd to configure with proxy charm"
+ self.logger.debug(logging_text + step)
+
+ for c_vnf in get_iterable(nsd, "constituent-vnfd"):
+ vnfd_id = c_vnf["vnfd-id-ref"]
+ 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:])
+
+ step = "deploying proxy charms for configuration"
+ # 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"]
+ if vnf_config["juju"].get("proxy") is False:
+ # native_charm, will be deployed after VM. Skip
+ proxy_charm = None
+
+ if proxy_charm:
+ 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 = "deploying proxy charm 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.
+ await self.n2vc.login()
+
+ 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
+
+ if vdu_config and vdu_config.get("juju"):
+ proxy_charm = vdu_config["juju"]["charm"]
+ if vdu_config["juju"].get("proxy") is False:
+ # native_charm, will be deployed after VM. Skip
+ proxy_charm = None
+
+ 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 = "deploying proxy charm to configure member_vnf_index={} vdu={}".format(vnf_index,
+ vdu["id"])
+ await self.n2vc.login()
+ vdur = db_vnfrs[vnf_index]["vdur"][vdu_index]
+ # TODO for the moment only first vdu_id contains a charm deployed
+ if vdur["vdu-id-ref"] != vdu["id"]:
+ raise LcmException("Mismatch vdur {}, vdu {} at index {} for member_vnf_index={}"
+ .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"],
+ 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 ns_config["juju"].get("proxy") is False:
+ # native_charm, will be deployed after VM. Skip
+ proxy_charm = None
+
+ if proxy_charm:
+ step = "deploying proxy charm 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"
+
+ # Wait until all charms has reached blocked or active status
+ step = "waiting proxy charms to be ready"
+ if number_to_configure:
+ # wait until all charms are configured.
+ # steps are:
+ # initial-deploy
+ # get-ssh-public-key
+ # generate-ssh-key
+ # retry-get-ssh-public-key
+ # ssh-public-key-obtained
+ while time() <= start_deploy + self.total_deploy_timeout:
+ if db_nsr_update:
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ if db_nslcmop_update:
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+
+ all_active = True
+ for vca_index, vca_deployed in enumerate(vca_deployed_list):
+ database_entry = "_admin.deployed.VCA.{}.".format(vca_index)
+ if vca_deployed["step"] == "initial-deploy":
+ if vca_deployed["operational-status"] in ("active", "blocked"):
+ step = "execute charm primitive get-ssh-public-key for member_vnf_index={} vdu_id={}" \
+ .format(vca_deployed["member-vnf-index"],
+ vca_deployed["vdu_id"])
+ self.logger.debug(logging_text + step)
+ try:
+ primitive_id = await self.n2vc.ExecutePrimitive(
+ vca_deployed["model"],
+ vca_deployed["application"],
+ "get-ssh-public-key",
+ None,
+ )
+ vca_deployed["step"] = db_nsr_update[database_entry + "step"] = "get-ssh-public-key"
+ vca_deployed["primitive_id"] = db_nsr_update[database_entry + "primitive_id"] =\
+ primitive_id
+ db_nsr_update[database_entry + "operational-status"] =\
+ vca_deployed["operational-status"]
+ except PrimitiveDoesNotExist:
+ ssh_public_key = None
+ vca_deployed["step"] = db_nsr_update[database_entry + "step"] =\
+ "ssh-public-key-obtained"
+ vca_deployed["ssh-public-key"] = db_nsr_update[database_entry + "ssh-public-key"] =\
+ ssh_public_key
+ step = "charm ssh-public-key for member_vnf_index={} vdu_id={} not needed".format(
+ vca_deployed["member-vnf-index"], vca_deployed["vdu_id"])
+ self.logger.debug(logging_text + step)
+
+ elif vca_deployed["step"] in ("get-ssh-public-key", "retry-get-ssh-public-key"):
+ primitive_id = vca_deployed["primitive_id"]
+ primitive_status = await self.n2vc.GetPrimitiveStatus(vca_deployed["model"],
+ primitive_id)
+ if primitive_status in ("completed", "failed"):
+ primitive_result = await self.n2vc.GetPrimitiveOutput(vca_deployed["model"],
+ primitive_id)
+ vca_deployed["primitive_id"] = db_nsr_update[database_entry + "primitive_id"] = None
+ if primitive_status == "completed" and isinstance(primitive_result, dict) and \
+ primitive_result.get("pubkey"):
+ ssh_public_key = primitive_result.get("pubkey")
+ vca_deployed["step"] = db_nsr_update[database_entry + "step"] =\
+ "ssh-public-key-obtained"
+ vca_deployed["ssh-public-key"] = db_nsr_update[database_entry + "ssh-public-key"] =\
+ ssh_public_key
+ n2vc_key_list.append(ssh_public_key)
+ step = "charm ssh-public-key for member_vnf_index={} vdu_id={} is '{}'".format(
+ vca_deployed["member-vnf-index"], vca_deployed["vdu_id"], ssh_public_key)
+ self.logger.debug(logging_text + step)
+ else: # primitive_status == "failed":
+ if vca_deployed["step"] == "get-ssh-public-key":
+ step = "execute charm primitive generate-ssh-public-key for member_vnf_index="\
+ "{} vdu_id={}".format(vca_deployed["member-vnf-index"],
+ vca_deployed["vdu_id"])
+ self.logger.debug(logging_text + step)
+ vca_deployed["step"] = db_nsr_update[database_entry + "step"] =\
+ "generate-ssh-key"
+ primitive_id = await self.n2vc.ExecutePrimitive(
+ vca_deployed["model"],
+ vca_deployed["application"],
+ "generate-ssh-key",
+ None,
+ )
+ vca_deployed["primitive_id"] = db_nsr_update[database_entry + "primitive_id"] =\
+ primitive_id
+ else: # failed for second time
+ raise LcmException(
+ "error executing primitive get-ssh-public-key: {}".format(primitive_result))
+
+ elif vca_deployed["step"] == "generate-ssh-key":
+ primitive_id = vca_deployed["primitive_id"]
+ primitive_status = await self.n2vc.GetPrimitiveStatus(vca_deployed["model"],
+ primitive_id)
+ if primitive_status in ("completed", "failed"):
+ primitive_result = await self.n2vc.GetPrimitiveOutput(vca_deployed["model"],
+ primitive_id)
+ vca_deployed["primitive_id"] = db_nsr_update[
+ database_entry + "primitive_id"] = None
+ if primitive_status == "completed":
+ step = "execute primitive get-ssh-public-key again for member_vnf_index={} "\
+ "vdu_id={}".format(vca_deployed["member-vnf-index"],
+ vca_deployed["vdu_id"])
+ self.logger.debug(logging_text + step)
+ vca_deployed["step"] = db_nsr_update[database_entry + "step"] = \
+ "retry-get-ssh-public-key"
+ primitive_id = await self.n2vc.ExecutePrimitive(
+ vca_deployed["model"],
+ vca_deployed["application"],
+ "get-ssh-public-key",
+ None,
+ )
+ vca_deployed["primitive_id"] = db_nsr_update[database_entry + "primitive_id"] =\
+ primitive_id
+
+ else: # primitive_status == "failed":
+ raise LcmException("error executing primitive generate-ssh-key: {}"
+ .format(primitive_result))
+
+ if vca_deployed["step"] != "ssh-public-key-obtained":
+ all_active = False
+
+ if all_active:
+ break
+ await asyncio.sleep(5)
+ else: # total_deploy_timeout
+ raise LcmException("Timeout waiting charm to be initialized for member_vnf_index={} vdu_id={}"
+ .format(vca_deployed["member-vnf-index"], vca_deployed["vdu_id"]))
+
+ # deploy RO
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
# get vnfds, instantiate at RO
- for vnfd_id, vnfd in needed_vnfd.items():
- step = db_nsr_update["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_id)
+ 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='{}' 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_id[:23])
- descriptor_id_2_RO[vnfd_id] = 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_id, 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_id, 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
- nsd_id = nsd["id"]
- step = db_nsr_update["detailed-status"] = "Creating nsd={} at RO".format(nsd_id)
+ nsd_ref = nsd["id"]
+ step = db_nsr_update["detailed-status"] = "Creating nsd={} at RO".format(nsd_ref)
# self.logger.debug(logging_text + step)
- RO_osm_nsd_id = "{}.{}.{}".format(nsr_id, RO_descriptor_number, nsd_id[:23])
- descriptor_id_2_RO[nsd_id] = RO_osm_nsd_id
+ RO_osm_nsd_id = "{}.{}.{}".format(nsr_id, RO_descriptor_number, nsd_ref[:23])
RO_descriptor_number += 1
nsd_list = await RO.get_list("nsd", filter_by={"osm_id": RO_osm_nsd_id})
if nsd_list:
db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = nsd_list[0]["uuid"]
self.logger.debug(logging_text + "nsd={} exists at RO. Using RO_id={}".format(
- nsd_id, RO_nsd_uuid))
+ nsd_ref, RO_nsd_uuid))
else:
nsd_RO = deepcopy(nsd)
nsd_RO["id"] = RO_osm_nsd_id
nsd_RO.pop("_id", None)
nsd_RO.pop("_admin", None)
- for c_vnf in nsd_RO["constituent-vnfd"]:
- vnfd_id = c_vnf["vnfd-id-ref"]
- c_vnf["vnfd-id-ref"] = descriptor_id_2_RO[vnfd_id]
+ for c_vnf in nsd_RO.get("constituent-vnfd", ()):
+ 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"]
- self.logger.debug(logging_text + "nsd={} created at RO. RO_id={}".format(nsd_id, RO_nsd_uuid))
+ self.logger.debug(logging_text + "nsd={} created at RO. RO_id={}".format(nsd_ref, RO_nsd_uuid))
self.update_db_2("nsrs", nsr_id, db_nsr_update)
# Crate ns at RO
await asyncio.wait(task_dependency, timeout=3600)
step = db_nsr_update["detailed-status"] = "Checking instantiation parameters"
- RO_ns_params = self.ns_params_2_RO(ns_params, nsd, needed_vnfd)
+
+ # feature 1429. Add n2vc public key to needed VMs
+ n2vc_key = await self.n2vc.GetPublicKey()
+ n2vc_key_list.append(n2vc_key)
+ RO_ns_params = self.ns_params_2_RO(ns_params, nsd, db_vnfds_ref, n2vc_key_list)
+
step = db_nsr_update["detailed-status"] = "Creating ns at RO"
desc = await RO.create("ns", descriptor=RO_ns_params,
name=db_nsr["name"],
self.logger.debug(logging_text + "ns created at RO. RO_id={}".format(desc["uuid"]))
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- # update VNFR vimAccount
- step = "Updating VNFR vimAcccount"
- for vnf_index, vnfr in db_vnfrs.items():
- if vnfr.get("vim-account-id"):
- continue
- vnfr_update = {"vim-account-id": db_nsr["instantiate_params"]["vimAccountId"]}
- if db_nsr["instantiate_params"].get("vnf"):
- for vnf_params in db_nsr["instantiate_params"]["vnf"]:
- if vnf_params.get("member-vnf-index") == vnf_index:
- if vnf_params.get("vimAccountId"):
- vnfr_update["vim-account-id"] = vnf_params.get("vimAccountId")
- break
- self.update_db_2("vnfrs", vnfr["_id"], vnfr_update)
-
# wait until NS is ready
step = ns_status_detailed = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id)
detailed_status_old = None
self.logger.debug(logging_text + step)
- deployment_timeout = 2 * 3600 # Two hours
- while deployment_timeout > 0:
+ 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":
detailed_status = ns_status_detailed + "; {}".format(ns_status_info)
elif ns_status == "ACTIVE":
- step = detailed_status = "Waiting for management IP address reported by the VIM"
+ step = detailed_status = "Waiting for management IP address reported by the VIM. Updating VNFRs"
try:
- nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc)
+ self.ns_update_vnfr(db_vnfrs, desc)
break
- except ROclient.ROClientException as e:
- if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT
- raise e
+ except LcmExceptionNoMgmtIP:
+ pass
else:
assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status)
if detailed_status != detailed_status_old:
detailed_status_old = db_nsr_update["detailed-status"] = detailed_status
self.update_db_2("nsrs", nsr_id, db_nsr_update)
await asyncio.sleep(5, loop=self.loop)
- deployment_timeout -= 5
- if deployment_timeout <= 0:
+ else: # total_deploy_timeout
raise ROclient.ROClientException("Timeout waiting ns to be ready")
- step = "Updating VNFRs"
- self.ns_update_vnfr(db_vnfrs, desc)
+ step = "Updating NSR"
+ self.ns_update_nsr(db_nsr_update, db_nsr, desc)
+ db_nsr_update["operational-status"] = "running"
db_nsr["detailed-status"] = "Configuring vnfr"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- # The parameters we'll need to deploy a charm
- number_to_configure = 0
-
- def deploy(vnf_index, vdu_id, 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
- """
- if not mgmt_ip_address:
- raise LcmException("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...")
- # task = asyncio.ensure_future(self.n2vc.login())
- # yield from asyncio.wait_for(task, 30.0)
- # self.logger.debug("Logged into N2VC!")
-
- # # await self.n2vc.login()
-
- # Note: The charm needs to exist on disk at the location
- # specified by charm_path.
- base_folder = vnfd["_admin"]["storage"]
- storage_params = self.fs.get_params()
- charm_path = "{}{}/{}/charms/{}".format(
- storage_params["path"],
- base_folder["folder"],
- base_folder["pkg-dir"],
- 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'
- vdu_id_text = "vnfd"
- if vdu_id:
- vdu_id_text = vdu_id
- application_name = self.n2vc.FormatApplicationName(
- nsr_name,
- vnf_index,
- vdu_id_text
- )
- if not nsr_lcm.get("VCA"):
- nsr_lcm["VCA"] = {}
- nsr_lcm["VCA"][application_name] = db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = {
- "member-vnf-index": vnf_index,
- "vdu_id": vdu_id,
- "model": model_name,
- "application": application_name,
- "operational-status": "init",
- "detailed-status": "",
- "vnfd_id": vnfd_id,
- }
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
-
- self.logger.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id, charm_path,
- proxy_charm))
- if not n2vc_info:
- n2vc_info["nsr_id"] = nsr_id
- n2vc_info["nslcmop_id"] = nslcmop_id
- n2vc_info["n2vc_event"] = asyncio.Event(loop=self.loop)
- n2vc_info["lcmOperationType"] = "instantiate"
- n2vc_info["deployed"] = nsr_lcm["VCA"]
- n2vc_info["db_update"] = db_nsr_update
- task = asyncio.ensure_future(
- self.n2vc.DeployCharms(
- model_name, # The network service name
- application_name, # The application name
- vnfd, # The vnf descriptor
- charm_path, # Path to charm
- params, # Runtime params, like mgmt ip
- {}, # for native charms only
- self.n2vc_callback, # Callback for status changes
- n2vc_info, # Callback parameter
- None, # Callback parameter (task)
- )
- )
- task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, None,
- n2vc_info))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "create_charm:" + application_name, task)
-
- step = "Looking for needed vnfd to configure"
+ # Configure proxy charms once VMs are up
+ for vca_index, vca_deployed in enumerate(vca_deployed_list):
+ vnf_index = vca_deployed.get("member-vnf-index")
+ vdu_id = vca_deployed.get("vdu_id")
+ vdu_name = None
+ vdu_count_index = None
+
+ step = "executing proxy charm initial primitives for member_vnf_index={} vdu_id={}".format(vnf_index,
+ vdu_id)
+ add_params = {}
+ initial_config_primitive_list = []
+ if vnf_index:
+ if db_vnfrs[vnf_index].get("additionalParamsForVnf"):
+ add_params = db_vnfrs[vnf_index]["additionalParamsForVnf"].copy()
+ vnfd = db_vnfds_index[vnf_index]
+
+ if vdu_id:
+ for vdu_index, vdu in enumerate(get_iterable(vnfd, 'vdu')):
+ if vdu["id"] == vdu_id:
+ initial_config_primitive_list = vdu['vdu-configuration'].get(
+ 'initial-config-primitive', [])
+ break
+ else:
+ raise LcmException("Not found vdu_id={} at vnfd:vdu".format(vdu_id))
+ vdur = db_vnfrs[vnf_index]["vdur"][vdu_index]
+ # TODO for the moment only first vdu_id contains a charm deployed
+ 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))
+ add_params["rw_mgmt_ip"] = vdur["ip-address"]
+ else:
+ add_params["rw_mgmt_ip"] = db_vnfrs[vnf_index]["ip-address"]
+ initial_config_primitive_list = vnfd["vnf-configuration"].get('initial-config-primitive', [])
+ else:
+ if db_nsr.get("additionalParamsForNs"):
+ add_params = db_nsr["additionalParamsForNs"].copy()
+ for k, v in add_params.items():
+ if isinstance(v, str) and v.startswith("!!yaml "):
+ add_params[k] = yaml.safe_load(v[7:])
+ add_params["rw_mgmt_ip"] = None
+ initial_config_primitive_list = nsd["ns-configuration"].get('initial-config-primitive', [])
+
+ # add primitive verify-ssh-credentials to the list after config only when is a vnf or vdu charm
+ initial_config_primitive_list = initial_config_primitive_list.copy()
+ if initial_config_primitive_list and vnf_index and vca_deployed.get("ssh-public-key"):
+ initial_config_primitive_list.insert(1, {"name": "verify-ssh-credentials", "parameter": []})
+
+ for initial_config_primitive in initial_config_primitive_list:
+ primitive_params_ = self._map_primitive_params(initial_config_primitive, {}, add_params)
+ self.logger.debug(logging_text + step + " primitive '{}' params '{}'"
+ .format(initial_config_primitive["name"], primitive_params_))
+ primitive_result, primitive_detail = await self._ns_execute_primitive(
+ db_nsr["_admin"]["deployed"], vnf_index, vdu_id, vdu_name, vdu_count_index,
+ initial_config_primitive["name"],
+ primitive_params_,
+ retries=10 if initial_config_primitive["name"] == "verify-ssh-credentials" else 0,
+ retries_interval=30)
+ if primitive_result != "COMPLETED":
+ raise LcmException("charm error executing primitive {} for member_vnf_index={} vdu_id={}: '{}'"
+ .format(initial_config_primitive["name"], vca_deployed["member-vnf-index"],
+ vca_deployed["vdu_id"], primitive_detail))
+
+ # Deploy native charms
+ step = "Looking for needed vnfd to configure with native charm"
self.logger.debug(logging_text + step)
- for c_vnf in nsd["constituent-vnfd"]:
+ for c_vnf in get_iterable(nsd, "constituent-vnfd"):
vnfd_id = c_vnf["vnfd-id-ref"]
vnf_index = str(c_vnf["member-vnf-index"])
- vnfd = needed_vnfd[vnfd_id]
+ 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
+ native_charm = vnf_config["juju"].get("proxy") is False
- if proxy_charm:
- if 'initial-config-primitive' in vnf_config:
- config_primitive = vnf_config['initial-config-primitive']
+ if native_charm:
+ 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 = "deploying native charm for vnf_member_index={}".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 {},
+ }
+
+ # get username
+ # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
+ # merged. Meanwhile let's get username from initial-config-primitive
+ if vnf_config.get("initial-config-primitive"):
+ for param in vnf_config["initial-config-primitive"][0].get("parameter", ()):
+ if param["name"] == "ssh-username":
+ charm_params["username"] = param["value"]
+ if vnf_config.get("config-access") and vnf_config["config-access"].get("ssh-access"):
+ if vnf_config["config-access"]["ssh-access"].get("required"):
+ charm_params["username"] = vnf_config["config-access"]["ssh-access"].get("default-user")
# 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(vnf_index, None, db_vnfrs[vnf_index]["ip-address"], n2vc_info, config_primitive)
+
+ deploy_charm(vnf_index, None, None, None, charm_params, n2vc_info, native_charm)
number_to_configure += 1
# Deploy charms for each VDU that supports one.
- vdu_index = 0
- for vdu in vnfd['vdu']:
+ for vdu_index, vdu in enumerate(get_iterable(vnfd, 'vdu')):
vdu_config = vdu.get('vdu-configuration')
- proxy_charm = None
- config_primitive = None
+ native_charm = False
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:
- step = "connecting to N2VC to configure vdu {} from vnf {}".format(vdu["id"], vnf_index)
+ native_charm = vdu_config["juju"].get("proxy") is False
+
+ if native_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 = "deploying native charm for vnf_member_index={} vdu_id={}".format(vnf_index,
+ vdu["id"])
await self.n2vc.login()
- deploy(vnf_index, vdu["id"], db_vnfrs[vnf_index]["vdur"][vdu_index]["ip-address"],
- n2vc_info, config_primitive)
+ vdur = db_vnfrs[vnf_index]["vdur"][vdu_index]
+ # TODO for the moment only first vdu_id contains a charm deployed
+ 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 {}
+ }
+
+ # get username
+ # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
+ # merged. Meanwhile let's get username from initial-config-primitive
+ if vdu_config.get("initial-config-primitive"):
+ for param in vdu_config["initial-config-primitive"][0].get("parameter", ()):
+ if param["name"] == "ssh-username":
+ charm_params["username"] = param["value"]
+ if vdu_config.get("config-access") and vdu_config["config-access"].get("ssh-access"):
+ if vdu_config["config-access"]["ssh-access"].get("required"):
+ charm_params["username"] = vdu_config["config-access"]["ssh-access"].get(
+ "default-user")
+
+ deploy_charm(vnf_index, vdu["id"], vdur.get("name"), vdur["count-index"],
+ charm_params, n2vc_info, native_charm)
number_to_configure += 1
- vdu_index += 1
- db_nsr_update["operational-status"] = "running"
+ # Check if this NS has a charm configuration
+
+ ns_config = nsd.get("ns-configuration")
+ if ns_config and ns_config.get("juju"):
+ native_charm = ns_config["juju"].get("proxy") is False
+
+ if native_charm:
+ step = "deploying native charm 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.get("ip-address"),
+ "initial-config-primitive": ns_config.get('initial-config-primitive') or {}
+ }
+
+ # get username
+ # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
+ # merged. Meanwhile let's get username from initial-config-primitive
+ if ns_config.get("initial-config-primitive"):
+ for param in ns_config["initial-config-primitive"][0].get("parameter", ()):
+ if param["name"] == "ssh-username":
+ charm_params["username"] = param["value"]
+ if ns_config.get("config-access") and ns_config["config-access"].get("ssh-access"):
+ if ns_config["config-access"]["ssh-access"].get("required"):
+ charm_params["username"] = ns_config["config-access"]["ssh-access"].get("default-user")
+
+ # 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, native_charm)
+ number_to_configure += 1
+
+ # waiting all charms are ok
configuration_failed = False
if number_to_configure:
+ step = "Waiting all charms are active"
old_status = "configuring: init: {}".format(number_to_configure)
db_nsr_update["config-status"] = old_status
db_nsr_update["detailed-status"] = old_status
db_nslcmop_update["detailed-status"] = old_status
# wait until all are configured.
- while True:
+ while time() <= start_deploy + self.total_deploy_timeout:
if db_nsr_update:
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 task that set n2vc_event after some time
await n2vc_info["n2vc_event"].wait()
n2vc_info["n2vc_event"].clear()
all_active = True
status_map = {}
n2vc_error_text = [] # contain text error list. If empty no one is in error status
- for _, vca_info in nsr_lcm["VCA"].items():
- vca_status = vca_info["operational-status"]
+ now = time()
+ for vca_deployed in vca_deployed_list:
+ vca_status = vca_deployed["operational-status"]
if vca_status not in status_map:
# Initialize it
status_map[vca_status] = 0
status_map[vca_status] += 1
- if vca_status != "active":
- all_active = False
+ if vca_status == "active":
+ vca_deployed.pop("time_first_error", None)
+ vca_deployed.pop("status_first_error", None)
+ continue
+
+ all_active = False
if vca_status in ("error", "blocked"):
- n2vc_error_text.append(
- "member_vnf_index={} vdu_id={} {}: {}".format(vca_info["member-vnf-index"],
- vca_info["vdu_id"], vca_status,
- vca_info["detailed-status"]))
+ vca_deployed["detailed-status-error"] = vca_deployed["detailed-status"]
+ # if not first time in this status error
+ if not vca_deployed.get("time_first_error"):
+ vca_deployed["time_first_error"] = now
+ continue
+ if vca_deployed.get("time_first_error") and \
+ now <= vca_deployed["time_first_error"] + self.timeout_vca_on_error:
+ n2vc_error_text.append("member_vnf_index={} vdu_id={} {}: {}"
+ .format(vca_deployed["member-vnf-index"],
+ vca_deployed["vdu_id"], vca_status,
+ vca_deployed["detailed-status-error"]))
if all_active:
break
db_nsr_update["detailed-status"] = cs
db_nslcmop_update["detailed-status"] = cs
old_status = cs
+ else: # total_deploy_timeout
+ raise LcmException("Timeout waiting ns to be configured")
if not configuration_failed:
# all is done
db_nsr_update["config-status"] = "configured"
db_nsr_update["detailed-status"] = "done"
- # step = "Sending monitoring parameters to PM"
- # for c_vnf in nsd["constituent-vnfd"]:
- # await self.create_monitoring(nsr_id, c_vnf["member-vnf-index"], needed_vnfd[c_vnf["vnfd-id-ref"]])
return
except (ROclient.ROClientException, DbException, LcmException) as e:
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_update:
- 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
+
+ @staticmethod
+ def _get_terminate_config_primitive_seq_list(vnfd):
+ """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
+ # 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
+
+ def _get_terminate_primitive_params(self, seq, vnf_index):
+ primitive = seq.get('name')
+ primitive_params = {}
+ params = {
+ "member_vnf_index": vnf_index,
+ "primitive": primitive,
+ "primitive_params": primitive_params,
+ }
+ desc_params = {}
+ return self._map_primitive_params(seq, params, desc_params)
+
+ def _add_suboperation(self, db_nslcmop, nslcmop_id, vnf_index, vdu_id, vdu_count_index,
+ vdu_name, primitive, mapped_primitive_params):
+ # Create the "_admin.operations" array, or append operation if array already exists
+ key_admin = '_admin'
+ key_operations = 'operations'
+ db_nslcmop_update = {}
+ db_nslcmop_admin = db_nslcmop.get(key_admin, {})
+ op_list = db_nslcmop_admin.get(key_operations)
+ new_op = {'member_vnf_index': vnf_index,
+ 'vdu_id': vdu_id,
+ 'vdu_count_index': vdu_count_index,
+ 'primitive': primitive,
+ 'primitive_params': mapped_primitive_params}
+ if db_nslcmop_admin:
+ if not op_list:
+ # First operation, create key 'operations' with current operation as first list element
+ db_nslcmop_admin.update({key_operations: [new_op]})
+ op_list = db_nslcmop_admin.get(key_operations)
+ else:
+ # Not first operation, append operation to existing list
+ op_list.append(new_op)
+
+ db_nslcmop_update['_admin.operations'] = op_list
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+
+ async def _terminate_action(self, db_nslcmop, nslcmop_id, nsr_id):
+ """ Create a primitive with params from VNFD
+ Called from terminate() before deleting instance
+ Calls action() to execute the primitive """
+ logging_text = "Task ns={} _terminate_action={} ".format(nsr_id, nslcmop_id)
+ db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
+ db_vnfds = {}
+ # 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, get primitive and call _ns_execute_primitive()
+ 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, i.e. "primitive": "touch"
+ primitive = seq.get('name')
+ mapped_primitive_params = self._get_terminate_primitive_params(seq, vnf_index)
+ # The following 3 parameters are currently set to None for 'terminate':
+ # vdu_id, vdu_count_index, vdu_name
+ 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")
+ # Add suboperation
+ self._add_suboperation(db_nslcmop,
+ nslcmop_id,
+ vnf_index,
+ vdu_id,
+ vdu_count_index,
+ vdu_name,
+ primitive,
+ mapped_primitive_params)
+ # Suboperations: Call _ns_execute_primitive() instead of action()
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ nsr_deployed = db_nsr["_admin"]["deployed"]
+ result, result_detail = await self._ns_execute_primitive(
+ nsr_deployed, vnf_index, vdu_id, vdu_name, vdu_count_index, primitive,
+ mapped_primitive_params)
+
+ # 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']
+ result_ok = ['COMPLETED', 'PARTIALLY_COMPLETED']
+ if result not in result_ok:
+ raise LcmException(
+ "terminate_primitive_action for vnf_member_index={}",
+ " primitive={} fails with error {}".format(
+ vnf_index, seq.get("name"), result_detail))
+
async def terminate(self, nsr_id, nslcmop_id):
+
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
+ if not task_is_locked_by_me:
+ return
+
logging_text = "Task ns={} terminate={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
db_nsr = None
db_nslcmop = None
exc = None
failed_detail = [] # annotates all failed error messages
- vca_task_list = []
- vca_task_dict = {}
- db_nsr_update = {}
+ 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:
+ # wait for any previous tasks in process
+ await self.lcm_tasks.waitfor_related_HA("ns", 'nslcmops', nslcmop_id)
+
step = "Getting nslcmop={} from db".format(nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
step = "Getting nsr={} from db".format(nsr_id)
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
# nsd = db_nsr["nsd"]
- nsr_lcm = deepcopy(db_nsr["_admin"].get("deployed"))
+ 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_lcm and nsr_lcm.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.logger.debug(logging_text + step)
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- for application_name, deploy_info in nsr_lcm["VCA"].items():
- if deploy_info: # TODO it would be desirable having a and deploy_info.get("deployed"):
- task = asyncio.ensure_future(
- self.n2vc.RemoveCharms(
- deploy_info['model'],
- application_name,
- # self.n2vc_callback,
- # db_nsr,
- # db_nslcmop,
- )
- )
- vca_task_list.append(task)
- vca_task_dict[application_name] = task
- # task.add_done_callback(functools.partial(self.n2vc_callback, deploy_info['model'],
- # deploy_info['application'], None, db_nsr,
- # db_nslcmop, vnf_index))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "delete_charm:" + application_name, task)
+ # for backward compatibility
+ if isinstance(nsr_deployed["VCA"], dict):
+ nsr_deployed["VCA"] = list(nsr_deployed["VCA"].values())
+ db_nsr_update["_admin.deployed.VCA"] = nsr_deployed["VCA"]
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ for vca_index, vca_deployed in enumerate(nsr_deployed["VCA"]):
+ 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))
# Delete ns
RO_nsr_id = RO_delete_action = None
- if nsr_lcm and nsr_lcm.get("RO"):
- RO_nsr_id = nsr_lcm["RO"].get("nsr_id")
- RO_delete_action = nsr_lcm["RO"].get("nsr_delete_action_id")
+ if nsr_deployed and nsr_deployed.get("RO"):
+ RO_nsr_id = nsr_deployed["RO"].get("nsr_id")
+ RO_delete_action = nsr_deployed["RO"].get("nsr_delete_action_id")
try:
if RO_nsr_id:
step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] = "Deleting ns at RO"
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
self.logger.debug(logging_text + step)
desc = await RO.delete("ns", RO_nsr_id)
RO_delete_action = desc["action_id"]
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)
- await asyncio.sleep(5, loop=self.loop)
- delete_timeout -= 5
if detailed_status != detailed_status_old:
- detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status
+ detailed_status_old = db_nslcmop_update["detailed-status"] = \
+ db_nsr_update["detailed-status"] = detailed_status
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ await asyncio.sleep(5, loop=self.loop)
+ delete_timeout -= 5
else: # delete_timeout <= 0:
raise ROclient.ROClientException("Timeout waiting ns deleted from VIM")
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))
RO_fail = True
# Delete nsd
- if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("nsd_id"):
- RO_nsd_id = nsr_lcm["RO"]["nsd_id"]
+ if not RO_fail and nsr_deployed and nsr_deployed.get("RO") and nsr_deployed["RO"].get("nsd_id"):
+ RO_nsd_id = nsr_deployed["RO"]["nsd_id"]
try:
step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\
"Deleting nsd at RO"
self.logger.error(logging_text + failed_detail[-1])
RO_fail = True
- if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("vnfd_id"):
- for vnf_id, RO_vnfd_id in nsr_lcm["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[{}] Deletion has been cancelled".format(application_name))
- elif task.done():
- exc = task.exception()
- if exc:
- failed_detail.append("VCA[{}] 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:
- db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = None
- else: # timeout
- # TODO Should it be cancelled?!!
- task.cancel()
- failed_detail.append("VCA[{}] 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.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_update:
- 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, primitive, primitive_params):
-
- vdu_id_text = "vnfd"
- if vdu_id:
- vdu_id_text = vdu_id
- application_name = self.n2vc.FormatApplicationName(
- nsr_name,
- member_vnf_index,
- vdu_id_text
- )
- vca_deployed = db_deployed["VCA"].get(application_name)
- if not vca_deployed:
- raise LcmException("charm for member_vnf_index={} vdu_id={} is not deployed".format(member_vnf_index,
- vdu_id))
- 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={} is not properly deployed".format(member_vnf_index))
- if vca_deployed["operational-status"] != "active":
- raise LcmException("charm for member_vnf_index={} operational_status={} not 'active'".format(
- member_vnf_index, 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(
- model_name,
- application_name,
- 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)
+ @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 or "value" in parameter:
+ if "value" in parameter:
+ calculated_params[param_name] = parameter["value"]
+ else:
+ calculated_params[param_name] = parameter["default-value"]
+ if isinstance(calculated_params[param_name], str) and calculated_params[param_name].startswith("<") \
+ and calculated_params[param_name].endswith(">"):
+ if calculated_params[param_name][1:-1] in instantiation_params:
+ calculated_params[param_name] = instantiation_params[calculated_params[param_name][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"]))
+
+ 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, retries=0, retries_interval=30):
+ 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:
- # 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("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()
+ if primitive == "config":
+ primitive_params = {"params": primitive_params}
+ while retries >= 0:
+ primitive_id = await self.n2vc.ExecutePrimitive(
+ model_name,
+ application_name,
+ primitive,
+ callback,
+ *callback_args,
+ **primitive_params
+ )
+ while time() - start_primitive_time < self.timeout_primitive:
+ primitive_result_ = await self.n2vc.GetPrimitiveStatus(model_name, primitive_id)
+ if 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
+ elif primitive_result_ is None and primitive == "config":
+ primitive_result = "COMPLETED"
+ detailed_result = None
+ break
+ else: # ("running", "pending", None):
+ pass
+ await asyncio.sleep(5)
+ else:
+ raise LcmException("timeout after {} seconds".format(self.timeout_primitive))
+ if primitive_result == "COMPLETED":
+ break
+ retries -= 1
+ if retries >= 0:
+ await asyncio.sleep(retries_interval)
+
+ return primitive_result, detailed_result
+ except (N2VCPrimitiveExecutionFailed, LcmException) as e:
+ return "FAILED", str(e)
async def action(self, nsr_id, nslcmop_id):
+
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
+ if not task_is_locked_by_me:
+ return
+
logging_text = "Task ns={} action={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
# get all needed from database
db_nsr = None
db_nslcmop = None
+ db_nsr_update = {"_admin.nslcmop": nslcmop_id}
db_nslcmop_update = {}
nslcmop_operation_state = None
+ nslcmop_operation_state_detail = None
exc = None
try:
+ # wait for any previous tasks in process
+ await self.lcm_tasks.waitfor_related_HA('ns', 'nslcmops', nslcmop_id)
+
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_lcm = db_nsr["_admin"].get("deployed")
- nsr_name = db_nsr["name"]
- vnf_index = db_nslcmop["operationParams"]["member_vnf_index"]
+
+ nsr_deployed = db_nsr["_admin"].get("deployed")
+ 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"]})
+
+ # for backward compatibility
+ if nsr_deployed and isinstance(nsr_deployed.get("VCA"), dict):
+ nsr_deployed["VCA"] = list(nsr_deployed["VCA"].values())
+ 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_lcm, nsr_name, vnf_index, vdu_id, 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)
+ 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):
+
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
+ if not task_is_locked_by_me:
+ return
+
logging_text = "Task ns={} scale={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
# get all needed from database
db_nslcmop = None
db_nslcmop_update = {}
nslcmop_operation_state = None
- db_nsr_update = {}
+ db_nsr_update = {"_admin.nslcmop": nslcmop_id}
exc = None
+ # in case of error, indicates what part of scale was failed to put nsr at error status
+ scale_process = None
+ old_operational_status = ""
+ old_config_status = ""
+ vnfr_scaled = False
try:
+ # wait for any previous tasks in process
+ await self.lcm_tasks.waitfor_related_HA('ns', 'nslcmops', nslcmop_id)
+
step = "Getting nslcmop from database"
+ self.logger.debug(step + " after having waited for previous tasks to be completed")
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})
+
+ old_operational_status = db_nsr["operational-status"]
+ old_config_status = db_nsr["config-status"]
step = "Parsing scaling parameters"
+ # self.logger.debug(step)
db_nsr_update["operational-status"] = "scaling"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- nsr_lcm = db_nsr["_admin"].get("deployed")
- RO_nsr_id = nsr_lcm["RO"]["nsr_id"]
+ nsr_deployed = db_nsr["_admin"].get("deployed")
+ RO_nsr_id = nsr_deployed["RO"]["nsr_id"]
vnf_index = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
scaling_group = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
scaling_type = db_nslcmop["operationParams"]["scaleVnfData"]["scaleVnfType"]
# scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
+ # for backward compatibility
+ if nsr_deployed and isinstance(nsr_deployed.get("VCA"), dict):
+ nsr_deployed["VCA"] = list(nsr_deployed["VCA"].values())
+ db_nsr_update["_admin.deployed.VCA"] = nsr_deployed["VCA"]
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
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"]})
+
step = "Getting scaling-group-descriptor"
for scaling_descriptor in db_vnfd["scaling-group-descriptor"]:
if scaling_descriptor["name"] == scaling_group:
else:
raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
"at vnfd:scaling-group-descriptor".format(scaling_group))
+
# cooldown_time = 0
# for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
# cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
if admin_scale_info["name"] == scaling_group:
nb_scale_op = admin_scale_info.get("nb-scale-op", 0)
break
+ else: # not found, set index one plus last element and add new entry with the name
+ admin_scale_index += 1
+ db_nsr_update["_admin.scaling-group.{}.name".format(admin_scale_index)] = scaling_group
RO_scaling_info = []
vdu_scaling_info = {"scaling_group_name": scaling_group, "vdu": []}
if scaling_type == "SCALE_OUT":
# count if max-instance-count is reached
if "max-instance-count" in scaling_descriptor and scaling_descriptor["max-instance-count"] is not None:
max_instance_count = int(scaling_descriptor["max-instance-count"])
+
+ # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(scaling_descriptor["max-instance-count"]))
if nb_scale_op >= max_instance_count:
- raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the"
- " scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group))
- nb_scale_op = nb_scale_op + 1
+ raise LcmException("reached the limit of {} (max-instance-count) "
+ "scaling-out operations for the "
+ "scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group))
+
+ nb_scale_op += 1
vdu_scaling_info["scaling_direction"] = "OUT"
vdu_scaling_info["vdu-create"] = {}
for vdu_scale_info in scaling_descriptor["vdu"]:
RO_scaling_info.append({"osm_vdu_id": vdu_scale_info["vdu-id-ref"], "member-vnf-index": vnf_index,
"type": "create", "count": vdu_scale_info.get("count", 1)})
vdu_scaling_info["vdu-create"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1)
+
elif scaling_type == "SCALE_IN":
# count if min-instance-count is reached
+ min_instance_count = 0
if "min-instance-count" in scaling_descriptor and scaling_descriptor["min-instance-count"] is not None:
min_instance_count = int(scaling_descriptor["min-instance-count"])
- if nb_scale_op <= min_instance_count:
- raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
- "scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group))
- nb_scale_op = nb_scale_op - 1
+ if nb_scale_op <= min_instance_count:
+ raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
+ "scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group))
+ nb_scale_op -= 1
vdu_scaling_info["scaling_direction"] = "IN"
vdu_scaling_info["vdu-delete"] = {}
for vdu_scale_info in scaling_descriptor["vdu"]:
vdu_scaling_info["vdu-delete"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1)
# update VDU_SCALING_INFO with the VDUs to delete ip_addresses
+ vdu_create = vdu_scaling_info.get("vdu-create")
+ vdu_delete = copy(vdu_scaling_info.get("vdu-delete"))
if vdu_scaling_info["scaling_direction"] == "IN":
for vdur in reversed(db_vnfr["vdur"]):
- if vdu_scaling_info["vdu-delete"].get(vdur["vdu-id-ref"]):
- vdu_scaling_info["vdu-delete"][vdur["vdu-id-ref"]] -= 1
+ if vdu_delete.get(vdur["vdu-id-ref"]):
+ vdu_delete[vdur["vdu-id-ref"]] -= 1
vdu_scaling_info["vdu"].append({
"name": vdur["name"],
"vdu_id": vdur["vdu-id-ref"],
"ip_address": interface["ip-address"],
"mac_address": interface.get("mac-address"),
})
- del vdu_scaling_info["vdu-delete"]
+ vdu_delete = vdu_scaling_info.pop("vdu-delete")
# execute primitive service PRE-SCALING
step = "Executing pre-scale vnf-config-primitive"
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))
- result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index,
- vnf_config_primitive, primitive_params)
+
+ 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, 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":
raise LcmException(result_detail)
+ db_nsr_update["config-status"] = old_config_status
+ scale_process = None
if RO_scaling_info:
+ scale_process = "RO"
RO = ROclient.ROClient(self.loop, **self.ro_config)
RO_desc = await RO.create_action("ns", RO_nsr_id, {"vdu-scaling": RO_scaling_info})
db_nsr_update["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index)] = nb_scale_op
db_nsr_update["_admin.scaling-group.{}.time".format(admin_scale_index)] = time()
- # TODO mark db_nsr_update as scaling
# wait until ready
RO_nslcmop_id = RO_desc["instance_action_id"]
db_nslcmop_update["_admin.deploy.RO"] = RO_nslcmop_id
detailed_status_old = None
self.logger.debug(logging_text + step)
- deployment_timeout = 1 * 3600 # One hours
+ deployment_timeout = 1 * 3600 # One hour
while deployment_timeout > 0:
if not RO_task_done:
desc = await RO.show("ns", item_id_name=RO_nsr_id, extra_item="action",
elif ns_status == "BUILD":
detailed_status = step + "; {}".format(ns_status_info)
elif ns_status == "ACTIVE":
- step = detailed_status = "Waiting for management IP address reported by the VIM"
+ step = detailed_status = \
+ "Waiting for management IP address reported by the VIM. Updating VNFRs"
+ if not vnfr_scaled:
+ self.scale_vnfr(db_vnfr, vdu_create=vdu_create, vdu_delete=vdu_delete)
+ vnfr_scaled = True
try:
desc = await RO.show("ns", RO_nsr_id)
- nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc)
+ # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
+ self.ns_update_vnfr({db_vnfr["member-vnf-index-ref"]: db_vnfr}, desc)
break
- except ROclient.ROClientException as e:
- if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT
- raise e
+ except LcmExceptionNoMgmtIP:
+ pass
else:
assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status)
if detailed_status != detailed_status_old:
if deployment_timeout <= 0:
raise ROclient.ROClientException("Timeout waiting ns to be ready")
- step = "Updating VNFRs"
- self.ns_update_vnfr({db_vnfr["member-vnf-index-ref"]: db_vnfr}, desc)
-
# update VDU_SCALING_INFO with the obtained ip_addresses
if vdu_scaling_info["scaling_direction"] == "OUT":
for vdur in reversed(db_vnfr["vdur"]):
})
del vdu_scaling_info["vdu-create"]
+ scale_process = None
if db_nsr_update:
self.update_db_2("nsrs", nsr_id, db_nsr_update)
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='{}']:"
"scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
- "match any vnf-cnfiguration:config-primitive".format(scaling_group,
- config_primitive))
- result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index,
- vnf_config_primitive, primitive_params)
+ "match any vnf-configuration:config-primitive".format(scaling_group,
+ config_primitive))
+ scale_process = "VCA"
+ db_nsr_update["config-status"] = "configuring post-scaling"
+
+ 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":
raise LcmException(result_detail)
+ db_nsr_update["config-status"] = old_config_status
+ scale_process = None
db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED"
db_nslcmop_update["statusEnteredTime"] = time()
db_nslcmop_update["detailed-status"] = "done"
- db_nsr_update["detailed-status"] = "done"
- db_nsr_update["operational-status"] = "running"
+ db_nsr_update["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
+ db_nsr_update["operational-status"] = "running" if old_operational_status == "failed" \
+ else old_operational_status
+ db_nsr_update["config-status"] = old_config_status
return
except (ROclient.ROClientException, DbException, LcmException) as e:
self.logger.error(logging_text + "Exit Exception {}".format(e))
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
if db_nsr:
- db_nsr_update["operational-status"] = "FAILED {}: {}".format(step, exc),
- db_nsr_update["detailed-status"] = "failed"
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- if db_nsr_update:
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ db_nsr_update["operational-status"] = old_operational_status
+ db_nsr_update["config-status"] = old_config_status
+ db_nsr_update["detailed-status"] = ""
+ db_nsr_update["_admin.nslcmop"] = None
+ if scale_process:
+ if "VCA" in scale_process:
+ db_nsr_update["config-status"] = "failed"
+ if "RO" in scale_process:
+ db_nsr_update["operational-status"] = "failed"
+ db_nsr_update["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id, step,
+ exc)
+ 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})