import msgkafka
import logging
import functools
+import sys
from dbbase import DbException
from fsbase import FsException
from msgbase import MsgException
from os import environ
# from vca import DeployApplication, RemoveApplication
from n2vc.vnf import N2VC
-import os.path
-import time
+# import os.path
+# import time
from copy import deepcopy
from http import HTTPStatus
+from time import time
+
class LcmException(Exception):
pass
:param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
:return: None
"""
+
+ self.db = None
+ self.msg = None
+ self.fs = None
+ self.pings_not_received = 1
+
# contains created tasks/futures to be able to cancel
- self.lcm_tasks = {}
+ self.lcm_ns_tasks = {}
+ self.lcm_vim_tasks = {}
+ self.lcm_sdn_tasks = {}
# logging
self.logger = logging.getLogger('lcm')
# load configuration
self.logger.critical(str(e), exc_info=True)
raise LcmException(str(e))
- def update_nsr_db(self, nsr_id, nsr_desc):
+ def update_db(self, item, _id, _desc):
+ try:
+ self.db.replace(item, _id, _desc)
+ except DbException as e:
+ self.logger.error("Updating {} _id={}: {}".format(item, _id, e))
+
+ def update_db_2(self, item, _id, _desc):
try:
- self.db.replace("nsrs", nsr_id, nsr_desc)
+ self.db.set_one(item, {"_id": _id}, _desc)
except DbException as e:
- self.logger.error("Updating nsr_id={}: {}".format(nsr_id, e))
+ self.logger.error("Updating {} _id={}: {}".format(item, _id, e))
+
+ async def vim_create(self, vim_content, order_id):
+ vim_id = vim_content["_id"]
+ logging_text = "Task vim_create={} ".format(vim_id)
+ self.logger.debug(logging_text + "Enter")
+ db_vim = None
+ exc = None
+ try:
+ step = "Getting vim from db"
+ db_vim = self.db.get_one("vim_accounts", {"_id": vim_id})
+ if "_admin" not in db_vim:
+ db_vim["_admin"] = {}
+ if "deployed" not in db_vim["_admin"]:
+ db_vim["_admin"]["deployed"] = {}
+ db_vim["_admin"]["deployed"]["RO"] = None
+
+ step = "Creating vim at RO"
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
+ vim_RO = deepcopy(vim_content)
+ vim_RO.pop("_id", None)
+ vim_RO.pop("_admin", None)
+ vim_RO.pop("schema_version", None)
+ vim_RO.pop("schema_type", None)
+ vim_RO.pop("vim_tenant_name", None)
+ vim_RO["type"] = vim_RO.pop("vim_type")
+ vim_RO.pop("vim_user", None)
+ vim_RO.pop("vim_password", None)
+ desc = await RO.create("vim", descriptor=vim_RO)
+ RO_vim_id = desc["uuid"]
+ db_vim["_admin"]["deployed"]["RO"] = RO_vim_id
+ self.update_db("vim_accounts", vim_id, db_vim)
+
+ step = "Attach vim to RO tenant"
+ vim_RO = {"vim_tenant_name": vim_content["vim_tenant_name"],
+ "vim_username": vim_content["vim_user"],
+ "vim_password": vim_content["vim_password"],
+ "config": vim_content["config"]
+ }
+ desc = await RO.attach_datacenter(RO_vim_id , descriptor=vim_RO)
+ db_vim["_admin"]["operationalState"] = "ENABLED"
+ self.update_db("vim_accounts", vim_id, db_vim)
+
+ self.logger.debug(logging_text + "Exit Ok RO_vim_id".format(RO_vim_id))
+ return RO_vim_id
+
+ except (ROclient.ROClientException, DbException) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
+ exc = e
+ finally:
+ if exc and db_vim:
+ db_vim["_admin"]["operationalState"] = "ERROR"
+ db_vim["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc)
+ self.update_db("vim_accounts", vim_id, db_vim)
+
+ async def vim_edit(self, vim_content, order_id):
+ vim_id = vim_content["_id"]
+ logging_text = "Task vim_edit={} ".format(vim_id)
+ self.logger.debug(logging_text + "Enter")
+ db_vim = None
+ exc = None
+ step = "Getting vim from db"
+ try:
+ db_vim = self.db.get_one("vim_accounts", {"_id": vim_id})
+ if db_vim.get("_admin") and db_vim["_admin"].get("deployed") and db_vim["_admin"]["deployed"].get("RO"):
+ RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
+ step = "Editing vim at RO"
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
+ vim_RO = deepcopy(vim_content)
+ vim_RO.pop("_id", None)
+ vim_RO.pop("_admin", None)
+ vim_RO.pop("schema_version", None)
+ vim_RO.pop("schema_type", None)
+ vim_RO.pop("vim_tenant_name", None)
+ vim_RO["type"] = vim_RO.pop("vim_type")
+ vim_RO.pop("vim_user", None)
+ vim_RO.pop("vim_password", None)
+ if vim_RO:
+ desc = await RO.edit("vim", RO_vim_id, descriptor=vim_RO)
+
+ step = "Editing vim-account at RO tenant"
+ vim_RO = {}
+ for k in ("vim_tenant_name", "vim_password", "config"):
+ if k in vim_content:
+ vim_RO[k] = vim_content[k]
+ if "vim_user" in vim_content:
+ vim_content["vim_username"] = vim_content["vim_user"]
+ if vim_RO:
+ desc = await RO.edit("vim_account", RO_vim_id, descriptor=vim_RO)
+ db_vim["_admin"]["operationalState"] = "ENABLED"
+ self.update_db("vim_accounts", vim_id, db_vim)
+
+ self.logger.debug(logging_text + "Exit Ok RO_vim_id".format(RO_vim_id))
+ return RO_vim_id
+
+ except (ROclient.ROClientException, DbException) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
+ exc = e
+ finally:
+ if exc and db_vim:
+ db_vim["_admin"]["operationalState"] = "ERROR"
+ db_vim["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc)
+ self.update_db("vim_accounts", vim_id, db_vim)
+
+ async def vim_delete(self, vim_id, order_id):
+ logging_text = "Task vim_delete={} ".format(vim_id)
+ self.logger.debug(logging_text + "Enter")
+ db_vim = None
+ exc = None
+ step = "Getting vim from db"
+ try:
+ db_vim = self.db.get_one("vim_accounts", {"_id": vim_id})
+ if db_vim.get("_admin") and db_vim["_admin"].get("deployed") and db_vim["_admin"]["deployed"].get("RO"):
+ RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
+ step = "Detaching vim from RO tenant"
+ try:
+ await RO.detach_datacenter(RO_vim_id)
+ except ROclient.ROClientException as e:
+ if e.http_code == 404: # not found
+ self.logger.debug(logging_text + "RO_vim_id={} already detached".format(RO_vim_id))
+ else:
+ raise
+
+ step = "Deleting vim from RO"
+ try:
+ await RO.delete("vim", RO_vim_id)
+ except ROclient.ROClientException as e:
+ if e.http_code == 404: # not found
+ self.logger.debug(logging_text + "RO_vim_id={} already deleted".format(RO_vim_id))
+ else:
+ raise
+ else:
+ # nothing to delete
+ self.logger.error(logging_text + "Skipping. There is not RO information at database")
+ self.db.del_one("vim_accounts", {"_id": vim_id})
+ self.logger.debug("vim_delete task vim_id={} Exit Ok".format(vim_id))
+ return None
+
+ except (ROclient.ROClientException, DbException) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
+ exc = e
+ finally:
+ if exc and db_vim:
+ db_vim["_admin"]["operationalState"] = "ERROR"
+ db_vim["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc)
+ self.update_db("vim_accounts", vim_id, db_vim)
+
+ async def sdn_create(self, sdn_content, order_id):
+ sdn_id = sdn_content["_id"]
+ logging_text = "Task sdn_create={} ".format(sdn_id)
+ self.logger.debug(logging_text + "Enter")
+ db_sdn = None
+ exc = None
+ try:
+ step = "Getting sdn from db"
+ db_sdn = self.db.get_one("sdns", {"_id": sdn_id})
+ if "_admin" not in db_sdn:
+ db_sdn["_admin"] = {}
+ if "deployed" not in db_sdn["_admin"]:
+ db_sdn["_admin"]["deployed"] = {}
+ db_sdn["_admin"]["deployed"]["RO"] = None
+
+ step = "Creating sdn at RO"
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
+ sdn_RO = deepcopy(sdn_content)
+ sdn_RO.pop("_id", None)
+ sdn_RO.pop("_admin", None)
+ sdn_RO.pop("schema_version", None)
+ sdn_RO.pop("schema_type", None)
+ desc = await RO.create("sdn", descriptor=sdn_RO)
+ RO_sdn_id = desc["uuid"]
+ db_sdn["_admin"]["deployed"]["RO"] = RO_sdn_id
+ db_sdn["_admin"]["operationalState"] = "ENABLED"
+ self.update_db("sdns", sdn_id, db_sdn)
+ self.logger.debug(logging_text + "Exit Ok RO_sdn_id".format(RO_sdn_id))
+ return RO_sdn_id
+
+ except (ROclient.ROClientException, DbException) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
+ exc = e
+ finally:
+ if exc and db_sdn:
+ db_sdn["_admin"]["operationalState"] = "ERROR"
+ db_sdn["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc)
+ self.update_db("sdns", sdn_id, db_sdn)
+
+ async def sdn_edit(self, sdn_content, order_id):
+ sdn_id = sdn_content["_id"]
+ logging_text = "Task sdn_edit={} ".format(sdn_id)
+ self.logger.debug(logging_text + "Enter")
+ db_sdn = None
+ exc = None
+ step = "Getting sdn from db"
+ try:
+ db_sdn = self.db.get_one("sdns", {"_id": sdn_id})
+ if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"):
+ RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"]
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
+ step = "Editing sdn at RO"
+ sdn_RO = deepcopy(sdn_content)
+ sdn_RO.pop("_id", None)
+ sdn_RO.pop("_admin", None)
+ sdn_RO.pop("schema_version", None)
+ sdn_RO.pop("schema_type", None)
+ if sdn_RO:
+ desc = await RO.edit("sdn", RO_sdn_id, descriptor=sdn_RO)
+ db_sdn["_admin"]["operationalState"] = "ENABLED"
+ self.update_db("sdns", sdn_id, db_sdn)
+
+ self.logger.debug(logging_text + "Exit Ok RO_sdn_id".format(RO_sdn_id))
+ return RO_sdn_id
+
+ except (ROclient.ROClientException, DbException) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
+ exc = e
+ finally:
+ if exc and db_sdn:
+ db_sdn["_admin"]["operationalState"] = "ERROR"
+ db_sdn["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc)
+ self.update_db("sdns", sdn_id, db_sdn)
+
+ async def sdn_delete(self, sdn_id, order_id):
+ logging_text = "Task sdn_delete={} ".format(sdn_id)
+ self.logger.debug(logging_text + "Enter")
+ db_sdn = None
+ exc = None
+ step = "Getting sdn from db"
+ try:
+ db_sdn = self.db.get_one("sdns", {"_id": sdn_id})
+ if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"):
+ RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"]
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
+ step = "Deleting sdn from RO"
+ try:
+ await RO.delete("sdn", RO_sdn_id)
+ except ROclient.ROClientException as e:
+ if e.http_code == 404: # not found
+ self.logger.debug(logging_text + "RO_sdn_id={} already deleted".format(RO_sdn_id))
+ else:
+ raise
+ else:
+ # nothing to delete
+ self.logger.error(logging_text + "Skipping. There is not RO information at database")
+ self.db.del_one("sdns", {"_id": sdn_id})
+ self.logger.debug("sdn_delete task sdn_id={} Exit Ok".format(sdn_id))
+ return None
+
+ except (ROclient.ROClientException, DbException) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
+ exc = e
+ finally:
+ if exc and db_sdn:
+ db_sdn["_admin"]["operationalState"] = "ERROR"
+ db_sdn["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc)
+ self.update_db("sdns", sdn_id, db_sdn)
- def n2vc_callback(self, nsd, vnfd, vnf_member_index, workload_status, *args):
+ def vnfd2RO(self, vnfd, new_id=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
+ :return: copy of vnfd
+ """
+ ci_file = None
+ try:
+ vnfd_RO = deepcopy(vnfd)
+ vnfd_RO.pop("_id", None)
+ vnfd_RO.pop("_admin", None)
+ if new_id:
+ vnfd_RO["id"] = new_id
+ for vdu in vnfd_RO["vdu"]:
+ if "cloud-init-file" in vdu:
+ 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
+ vdu.pop("cloud-init-file", None)
+ vdu["cloud-init"] = clout_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()
+
+ def n2vc_callback(self, model_name, application_name, workload_status, db_nsr, db_nslcmop, vnf_member_index, task=None):
"""Update the lcm database with the status of the charm.
Updates the VNF's operational status with the state of the charm:
- active: The unit is deployed, configured, and ready
- error: The charm has failed and needs attention.
- terminated: The charm has been destroyed
+ - removing,
+ - removed
Updates the network service's config-status to reflect the state of all
charms.
"""
- if workload_status and len(args) == 3:
- # self.logger.debug("[n2vc_callback] Workload status \"{}\"".format(workload_status))
- try:
- (db_nsr, vnf_index, task) = args
-
- nsr_id = db_nsr["_id"]
- nsr_lcm = db_nsr["_admin"]["deploy"]
- nsr_lcm["VCA"][vnf_index]['operational-status'] = workload_status
+ nsr_id = None
+ nslcmop_id = None
+ update_nsr = update_nslcmop = False
+ try:
+ nsr_id = db_nsr["_id"]
+ nslcmop_id = db_nslcmop["_id"]
+ nsr_lcm = db_nsr["_admin"]["deployed"]
+ ns_action = db_nslcmop["lcmOperationType"]
+ logging_text = "Task ns={} {}={} [n2vc_callback] vnf_index={}".format(nsr_id, ns_action, nslcmop_id,
+ vnf_member_index)
+
+ if task:
+ if task.cancelled():
+ self.logger.debug(logging_text + " task Cancelled")
+ # TODO update db_nslcmop
+ return
+
+ if task.done():
+ exc = task.exception()
+ if exc:
+ self.logger.error(logging_text + " task Exception={}".format(exc))
+ if ns_action in ("instantiate", "terminate"):
+ nsr_lcm["VCA"][vnf_member_index]['operational-status'] = "error"
+ nsr_lcm["VCA"][vnf_member_index]['detailed-status'] = str(exc)
+ elif ns_action == "action":
+ db_nslcmop["operationState"] = "FAILED"
+ db_nslcmop["detailedStatus"] = str(exc)
+ db_nslcmop["statusEnteredTime"] = time()
+ update_nslcmop = True
+ return
- if task:
- if task.cancelled():
+ else:
+ self.logger.debug(logging_text + " task Done")
+ # TODO revise with Adam if action is finished and ok when task is done
+ if ns_action == "action":
+ db_nslcmop["operationState"] = "COMPLETED"
+ db_nslcmop["detailedStatus"] = "Done"
+ db_nslcmop["statusEnteredTime"] = time()
+ update_nslcmop = True
+ # task is Done, but callback is still ongoing. So ignore
return
-
- if task.done():
- exc = task.exception()
- if exc:
- nsr_lcm = db_nsr["_admin"]["deploy"]
- nsr_lcm["VCA"][vnf_index]['operational-status'] = "failed"
- db_nsr["detailed-status"] = "fail configuring vnf_index={} {}".format(vnf_index, exc)
- db_nsr["config-status"] = "failed"
- self.update_nsr_db(nsr_id, db_nsr)
- else:
- units = len(nsr_lcm["VCA"])
- active = 0
- statusmap = {}
- for vnf_index in nsr_lcm["VCA"]:
- if 'operational-status' in nsr_lcm["VCA"][vnf_index]:
-
- if nsr_lcm["VCA"][vnf_index]['operational-status'] not in statusmap:
- # Initialize it
- statusmap[nsr_lcm["VCA"][vnf_index]['operational-status']] = 0
-
- statusmap[nsr_lcm["VCA"][vnf_index]['operational-status']] += 1
-
- if nsr_lcm["VCA"][vnf_index]['operational-status'] == "active":
- active += 1
- else:
- self.logger.debug("No operational-status")
-
- cs = ""
- for status in statusmap:
- cs += "{} ({}) ".format(status, statusmap[status])
- db_nsr["config-status"] = cs
- self.update_nsr_db(nsr_id, db_nsr)
-
- except Exception as e:
- # self.logger.critical("Task create_ns={} n2vc_callback Exception {}".format(nsr_id, e), exc_info=True)
- self.logger.critical("Task create_ns n2vc_callback Exception {}".format(e), exc_info=True)
- pass
-
- def vca_deploy_callback(self, db_nsr, vnf_index, status, task):
- # TODO study using this callback when VCA.DeployApplication success from VCAMonitor
- # By the moment this callback is used only to capture exception conditions from VCA DeployApplication
- nsr_id = db_nsr["_id"]
- self.logger.debug("Task create_ns={} vca_deploy_callback Enter".format(nsr_id))
- try:
- if task.cancelled():
+ elif workload_status:
+ self.logger.debug(logging_text + " Enter workload_status={}".format(workload_status))
+ if nsr_lcm["VCA"][vnf_member_index]['operational-status'] == workload_status:
+ return # same status, ignore
+ nsr_lcm["VCA"][vnf_member_index]['operational-status'] = workload_status
+ # TODO N2VC some error message in case of error should be obtained from N2VC
+ nsr_lcm["VCA"][vnf_member_index]['detailed-status'] = ""
+ else:
+ self.logger.critical(logging_text + " Enter with bad parameters", exc_info=True)
return
- if task.done():
- exc = task.exception()
- if exc:
- nsr_lcm = db_nsr["_admin"]["deploy"]
- nsr_lcm["VCA"][vnf_index]['operational-status'] = "failed"
- db_nsr["detailed-status"] = "fail configuring vnf_index={} {}".format(vnf_index, exc)
+
+ some_failed = False
+ all_active = True
+ status_map = {}
+ for vnf_index, vca_info in nsr_lcm["VCA"].items():
+ vca_status = vca_info["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 == "error":
+ some_failed = True
db_nsr["config-status"] = "failed"
- self.update_nsr_db(nsr_id, db_nsr)
- else:
- # TODO may be used to be called when VCA monitor status changes
+ error_text = "fail configuring vnf_index={} {}".format(vnf_member_index,
+ vca_info["detailed-status"])
+ db_nsr["detailed-status"] = error_text
+ db_nslcmop["operationState"] = "FAILED_TEMP"
+ db_nslcmop["detailedStatus"] = error_text
+ db_nslcmop["statusEnteredTime"] = time()
+ break
+
+ if all_active:
+ self.logger.debug("[n2vc_callback] ns_instantiate={} vnf_index={} All active".format(nsr_id, vnf_member_index))
+ db_nsr["config-status"] = "configured"
+ db_nsr["detailed-status"] = "done"
+ db_nslcmop["operationState"] = "COMPLETED"
+ db_nslcmop["detailedStatus"] = "Done"
+ db_nslcmop["statusEnteredTime"] = time()
+ elif some_failed:
pass
- # except DbException as e:
- # self.logger.error("Task create_ns={} vca_deploy_callback Exception {}".format(nsr_id, e))
+ else:
+ cs = "configuring: "
+ separator = ""
+ for status, num in status_map.items():
+ cs += separator + "{}: {}".format(status, num)
+ separator = ", "
+ db_nsr["config-status"] = cs
+ db_nslcmop["detailedStatus"] = cs
+ update_nsr = update_nslcmop = True
+
except Exception as e:
- self.logger.critical("Task create_ns={} vca_deploy_callback Exception {}".format(nsr_id, e), exc_info=True)
+ self.logger.critical("[n2vc_callback] vnf_index={} Exception {}".format(vnf_member_index, e), exc_info=True)
+ finally:
+ try:
+ if update_nslcmop:
+ self.update_db("nslcmops", nslcmop_id, db_nslcmop)
+ if update_nsr:
+ self.update_db("nsrs", nsr_id, db_nsr)
+ except Exception as e:
+ self.logger.critical("[n2vc_callback] vnf_index={} Update database Exception {}".format(
+ vnf_member_index, e), exc_info=True)
- async def create_ns(self, nsr_id, order_id):
- logging_text = "Task create_ns={} ".format(nsr_id)
+ async def ns_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
db_nsr = None
+ db_nslcmop = None
exc = None
- step = "Getting nsr from db"
+ step = "Getting nsr, nslcmop, RO_vims from db"
try:
+ db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
nsd = db_nsr["nsd"]
+ nsr_name = db_nsr["name"] # TODO short-name??
+
+ db_vim = self.db.get_one("vim_accounts", {"_id": db_nsr["datacenter"]})
+ # if db_vim["_admin"]["operationalState"] == "PROCESSING":
+ # #TODO check if VIM is creating and wait
+ if db_vim["_admin"]["operationalState"] != "ENABLED":
+ raise LcmException("VIM={} is not available. operationalSstatus={}".format(
+ db_nsr["datacenter"], db_vim["_admin"]["operationalState"]))
+ RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
+
needed_vnfd = {}
for c_vnf in nsd["constituent-vnfd"]:
vnfd_id = c_vnf["vnfd-id-ref"]
step = "Getting vnfd={} from db".format(vnfd_id)
needed_vnfd[vnfd_id] = self.db.get_one("vnfds", {"id": vnfd_id})
- nsr_lcm = {
- "id": nsr_id,
- "RO": {"vnfd_id": {}, "nsd_id": None, "nsr_id": None, "nsr_status": "SCHEDULED"},
- "nsr_ip": {},
- "VCA": {},
- }
- db_nsr["_admin"]["deploy"] = nsr_lcm
+ 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": {},
+ }
db_nsr["detailed-status"] = "creating"
db_nsr["operational-status"] = "init"
deloyment_timeout = 120
- RO = ROclient.ROClient(self.loop, datacenter=db_nsr["datacenter"], **self.ro_config)
+ RO = ROclient.ROClient(self.loop, datacenter=RO_vim_id, **self.ro_config)
# get vnfds, instantiate at RO
for vnfd_id, vnfd in needed_vnfd.items():
self.logger.debug(logging_text + "RO vnfd={} exist. Using RO_id={}".format(
vnfd_id, vnfd_list[0]["uuid"]))
else:
- vnfd_RO = deepcopy(vnfd)
- vnfd_RO.pop("_id", None)
- vnfd_RO.pop("_admin", None)
- vnfd_RO["id"] = vnfd_id_RO
+ vnfd_RO = self.vnfd2RO(vnfd, vnfd_id_RO)
desc = await RO.create("vnfd", descriptor=vnfd_RO)
nsr_lcm["RO"]["vnfd_id"][vnfd_id] = desc["uuid"]
- self.update_nsr_db(nsr_id, db_nsr)
+ db_nsr["_admin"]["nsState"] = "INSTANTIATED"
+ self.update_db("nsrs", nsr_id, db_nsr)
# create nsd at RO
nsd_id = nsd["id"]
vnfd_id = c_vnf["vnfd-id-ref"]
c_vnf["vnfd-id-ref"] = nsr_id + "." + vnfd_id[:200]
desc = await RO.create("nsd", descriptor=nsd_RO)
+ db_nsr["_admin"]["nsState"] = "INSTANTIATED"
nsr_lcm["RO"]["nsd_id"] = desc["uuid"]
- self.update_nsr_db(nsr_id, db_nsr)
+ self.update_db("nsrs", nsr_id, db_nsr)
# Crate ns at RO
# if present use it unless in error status
step = db_nsr["detailed-status"] = "Creating ns at RO"
self.logger.debug(logging_text + step)
- desc = await RO.create("ns", name=db_nsr["name"], datacenter=db_nsr["datacenter"],
+ desc = await RO.create("ns", name=db_nsr["name"], datacenter=RO_vim_id,
scenario=nsr_lcm["RO"]["nsd_id"])
RO_nsr_id = nsr_lcm["RO"]["nsr_id"] = desc["uuid"]
+ db_nsr["_admin"]["nsState"] = "INSTANTIATED"
nsr_lcm["RO"]["nsr_status"] = "BUILD"
- self.update_nsr_db(nsr_id, db_nsr)
+ self.update_db("nsrs", nsr_id, db_nsr)
# wait until NS is ready
step = ns_status_detailed = "Waiting ns ready at RO"
raise ROclient.ROClientException(ns_status_info)
elif ns_status == "BUILD":
db_nsr["detailed-status"] = ns_status_detailed + "; {}".format(ns_status_info)
- self.update_nsr_db(nsr_id, db_nsr)
+ self.update_db("nsrs", nsr_id, db_nsr)
elif ns_status == "ACTIVE":
nsr_lcm["nsr_ip"] = RO.get_ns_vnf_ip(desc)
break
if deloyment_timeout <= 0:
raise ROclient.ROClientException("Timeout waiting ns to be ready")
db_nsr["detailed-status"] = "Configuring vnfr"
- self.update_nsr_db(nsr_id, db_nsr)
+ self.update_db("nsrs", nsr_id, db_nsr)
+
+ # The parameters we'll need to deploy a charm
+ number_to_configure = 0
+
+ def deploy():
+ """An inner function to deploy the charm from either vnf or vdu
+ """
+
+ # 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'] = nsr_lcm['nsr_ip']["vnf"][vnf_index]
+
+ # ns_name will be ignored in the current version of N2VC
+ # but will be implemented for the next point release.
+ model_name = 'default'
+ application_name = self.n2vc.FormatApplicationName(
+ nsr_name,
+ vnf_index,
+ vnfd['name'],
+ )
+
+ nsr_lcm["VCA"][vnf_index] = {
+ "model": model_name,
+ "application": application_name,
+ "operational-status": "init",
+ "detailed-status": "",
+ "vnfd_id": vnfd_id,
+ }
+
+ self.logger.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id, charm_path, proxy_charm))
+ 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
+ db_nsr, # Callback parameter
+ db_nslcmop,
+ vnf_index, # Callback parameter
+ None, # Callback parameter (task)
+ )
+ )
+ task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None,
+ db_nsr, db_nslcmop, vnf_index))
+ self.lcm_ns_tasks[nsr_id][nslcmop_id]["create_charm:" + vnf_index] = task
+
+ # TODO: Make this call inside deploy()
+ # Login to the VCA. If there are multiple calls to login(),
+ # subsequent calls will be a nop and return immediately.
+ await self.n2vc.login()
- vnfd_to_config = 0
step = "Looking for needed vnfd to configure"
self.logger.debug(logging_text + step)
for c_vnf in nsd["constituent-vnfd"]:
vnfd_id = c_vnf["vnfd-id-ref"]
vnf_index = str(c_vnf["member-vnf-index"])
vnfd = needed_vnfd[vnfd_id]
- if vnfd.get("vnf-configuration") and vnfd["vnf-configuration"].get("juju"):
- nsr_lcm["VCA"][vnf_index] = {}
- vnfd_to_config += 1
- proxy_charm = vnfd["vnf-configuration"]["juju"]["charm"]
- # Note: The charm needs to exist on disk at the location
- # specified by charm_path.
- base_folder = vnfd["_admin"]["storage"]
- charm_path = "{}{}/{}/charms/{}".format(
- base_folder["path"],
- base_folder["folder"],
- base_folder["file"],
- proxy_charm
- )
+ # Check if this VNF has a charm configuration
+ vnf_config = vnfd.get("vnf-configuration")
- self.logger.debug("Passing artifacts path '{}' for {}".format(charm_path, proxy_charm))
- task = asyncio.ensure_future(
- self.n2vc.DeployCharms(nsd, vnfd, vnf_index, charm_path, self.n2vc_callback, db_nsr, vnf_index, None)
- )
- task.add_done_callback(functools.partial(self.n2vc_callback, None, None, None, None, None, db_nsr, vnf_index))
+ if vnf_config and vnf_config.get("juju"):
+ proxy_charm = vnf_config["juju"]["charm"]
+ params = {}
- # task.add_done_callback(functools.partial(self.vca_deploy_callback, db_nsr, vnf_index, None))
- self.lcm_tasks[nsr_id][order_id]["create_charm:" + vnf_index] = task
- db_nsr["config-status"] = "configuring" if vnfd_to_config else "configured"
- db_nsr["detailed-status"] = "Configuring 1/{}".format(vnfd_to_config) if vnfd_to_config else "done"
- db_nsr["operational-status"] = "running"
- self.update_nsr_db(nsr_id, db_nsr)
+ if proxy_charm:
+ if 'initial-config-primitive' in vnf_config:
+ params['initial-config-primitive'] = vnf_config['initial-config-primitive']
+
+ deploy()
+ number_to_configure += 1
+
+ # Deploy charms for each VDU that supports one.
+ for vdu in vnfd['vdu']:
+ vdu_config = vdu.get('vdu-configuration')
+ proxy_charm = None
+ params = {}
+
+ if vdu_config and vdu_config.get("juju"):
+ proxy_charm = vdu_config["juju"]["charm"]
+
+ if 'initial-config-primitive' in vdu_config:
+ params['initial-config-primitive'] = vdu_config['initial-config-primitive']
+
+ if proxy_charm:
+ deploy()
+ number_to_configure += 1
- self.logger.debug("create_ns task nsr_id={} Exit Ok".format(nsr_id))
+ if number_to_configure:
+ db_nsr["config-status"] = "configuring"
+ db_nsr["detailed-status"] = "configuring: init: {}".format(number_to_configure)
+ db_nslcmop["detailed-status"] = "configuring: init: {}".format(number_to_configure)
+ else:
+ db_nslcmop["operationState"] = "COMPLETED"
+ db_nslcmop["detailed-status"] = "done"
+ db_nsr["config-status"] = "configured"
+ db_nsr["detailed-status"] = "done"
+ db_nsr["operational-status"] = "running"
+ self.update_db("nsrs", nsr_id, db_nsr)
+ self.update_db("nslcmops", nslcmop_id, db_nslcmop)
+ self.logger.debug("Task ns_instantiate={} Exit Ok".format(nsr_id))
return nsr_lcm
- 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 Exception as e:
- self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
+ self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True)
exc = e
finally:
- if exc and db_nsr:
- db_nsr["detailed-status"] = "ERROR {}: {}".format(step , exc)
- db_nsr["operational-status"] = "failed"
- self.update_nsr_db(nsr_id, db_nsr)
-
- async def delete_ns(self, nsr_id, order_id):
- logging_text = "Task delete_ns={} ".format(nsr_id)
+ if exc:
+ if db_nsr:
+ db_nsr["detailed-status"] = "ERROR {}: {}".format(step, exc)
+ db_nsr["operational-status"] = "failed"
+ self.update_db("nsrs", nsr_id, db_nsr)
+ if db_nslcmop:
+ db_nslcmop["detailed-status"] = "FAILED {}: {}".format(step, exc)
+ db_nslcmop["operationState"] = "FAILED"
+ db_nslcmop["statusEnteredTime"] = time()
+ self.update_db("nslcmops", nslcmop_id, db_nslcmop)
+
+ async def ns_terminate(self, nsr_id, nslcmop_id):
+ logging_text = "Task ns={} terminate={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
db_nsr = None
+ db_nslcmop = None
exc = None
- step = "Getting nsr from db"
+ step = "Getting nsr, nslcmop from db"
+ failed_detail = [] # annotates all failed error messages
+ vca_task_list = []
+ vca_task_dict = {}
try:
+ db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- nsd = db_nsr["nsd"]
- nsr_lcm = db_nsr["_admin"]["deploy"]
-
- db_nsr["operational-status"] = "terminate"
- db_nsr["config-status"] = "terminate"
- db_nsr["detailed-status"] = "Deleting charms"
- self.update_nsr_db(nsr_id, db_nsr)
+ # nsd = db_nsr["nsd"]
+ nsr_lcm = deepcopy(db_nsr["_admin"]["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"]
+
+ db_nsr_update = {
+ "operational-status": "terminating",
+ "config-status": "terminating",
+ "detailed-status": "Deleting charms",
+ }
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
try:
- step = db_nsr["detailed-status"] = "Deleting charms"
self.logger.debug(logging_text + step)
for vnf_index, deploy_info in nsr_lcm["VCA"].items():
- if deploy_info and deploy_info.get("appliation"):
-
+ if deploy_info and deploy_info.get("application"):
task = asyncio.ensure_future(
- self.n2vc.RemoveCharms(nsd, vnfd, vnf_index, self.n2vc_callback, db_nsr, vnf_index, None)
+ self.n2vc.RemoveCharms(
+ deploy_info['model'],
+ deploy_info['application'],
+ # self.n2vc_callback,
+ # db_nsr,
+ # db_nslcmop,
+ # vnf_index,
+ )
)
- self.lcm_tasks[nsr_id][order_id]["delete_charm:" + vnf_index] = task
+ vca_task_list.append(task)
+ vca_task_dict[vnf_index] = 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_ns_tasks[nsr_id][nslcmop_id]["delete_charm:" + vnf_index] = task
except Exception as e:
self.logger.debug(logging_text + "Failed while deleting charms: {}".format(e))
# remove from RO
- RO = ROclient.ROClient(self.loop, datacenter=db_nsr["datacenter"], **self.ro_config)
+ RO = ROclient.ROClient(self.loop, **self.ro_config)
# Delete ns
- RO_nsr_id = nsr_lcm["RO"]["nsr_id"]
+ RO_nsr_id = nsr_lcm["RO"].get("nsr_id")
if RO_nsr_id:
try:
step = db_nsr["detailed-status"] = "Deleting ns at RO"
nsr_lcm["RO"]["nsr_status"] = "DELETED"
self.logger.debug(logging_text + "RO_ns_id={} already deleted".format(RO_nsr_id))
elif e.http_code == 409: #conflict
- self.logger.debug(logging_text + "RO_ns_id={} delete conflict: {}".format(RO_nsr_id, e))
+ failed_detail.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id, e))
+ self.logger.debug(logging_text + failed_detail[-1])
else:
- self.logger.error(logging_text + "RO_ns_id={} delete error: {}".format(RO_nsr_id, e))
- self.update_nsr_db(nsr_id, db_nsr)
+ failed_detail.append("RO_ns_id={} delete error: {}".format(RO_nsr_id, e))
+ self.logger.error(logging_text + failed_detail[-1])
# Delete nsd
RO_nsd_id = nsr_lcm["RO"]["nsd_id"]
nsr_lcm["RO"]["nsd_id"] = None
self.logger.debug(logging_text + "RO_nsd_id={} already deleted".format(RO_nsd_id))
elif e.http_code == 409: #conflict
- self.logger.debug(logging_text + "RO_nsd_id={} delete conflict: {}".format(RO_nsd_id, e))
+ failed_detail.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id, e))
+ self.logger.debug(logging_text + failed_detail[-1])
else:
- self.logger.error(logging_text + "RO_nsd_id={} delete error: {}".format(RO_nsd_id, e))
- self.update_nsr_db(nsr_id, db_nsr)
+ failed_detail.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id, e))
+ self.logger.error(logging_text + failed_detail[-1])
for vnf_id, RO_vnfd_id in nsr_lcm["RO"]["vnfd_id"].items():
if not RO_vnfd_id:
nsr_lcm["RO"]["vnfd_id"][vnf_id] = None
self.logger.debug(logging_text + "RO_vnfd_id={} already deleted ".format(RO_vnfd_id))
elif e.http_code == 409: #conflict
- self.logger.debug(logging_text + "RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id, e))
+ failed_detail.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id, e))
+ self.logger.debug(logging_text + failed_detail[-1])
else:
- self.logger.error(logging_text + "RO_vnfd_id={} delete error: {}".format(RO_vnfd_id, e))
- self.update_nsr_db(nsr_id, db_nsr)
-
- # TODO delete from database or mark as deleted???
- db_nsr["operational-status"] = "terminated"
- self.db.del_one("nsrs", {"_id": nsr_id})
+ 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:
+ await asyncio.wait(vca_task_list, timeout=300)
+ for vnf_index, task in vca_task_dict.items():
+ if task.cancelled():
+ failed_detail.append("VCA[{}] Deletion has been cancelled".format(vnf_index))
+ elif task.done():
+ exc = task.exception()
+ if exc:
+ failed_detail.append("VCA[{}] Deletion exception: {}".format(vnf_index, exc))
+ else:
+ nsr_lcm["VCA"][vnf_index] = None
+ else: # timeout
+ # TODO Should it be cancelled?!!
+ task.cancel()
+ failed_detail.append("VCA[{}] Deletion timeout".format(vnf_index))
+
+ if failed_detail:
+ self.logger.error(logging_text + " ;".join(failed_detail))
+ db_nsr_update = {
+ "operational-status": "failed",
+ "detailed-status": "Deletion errors " + "; ".join(failed_detail),
+ "_admin": {"deployed": nsr_lcm, }
+ }
+ db_nslcmop_update = {
+ "detailedStatus": "; ".join(failed_detail),
+ "operationState": "FAILED",
+ "statusEnteredTime": time()
+ }
+ elif db_nslcmop["operationParams"].get("autoremove"):
+ self.db.del_one("nsrs", {"_id": nsr_id})
+ self.db.del_list("nslcmops", {"nsInstanceId": nsr_id})
+ else:
+ db_nsr_update = {
+ "operational-status": "terminated",
+ "detailed-status": "Done",
+ "_admin": {"deployed": nsr_lcm, "nsState": "NOT_INSTANTIATED"}
+ }
+ db_nslcmop_update = {
+ "detailedStatus": "Done",
+ "operationState": "COMPLETED",
+ "statusEnteredTime": time()
+ }
self.logger.debug(logging_text + "Exit")
except (ROclient.ROClientException, DbException) as e:
self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True)
exc = e
finally:
- if exc and db_nsr:
- db_nsr["detailed-status"] = "ERROR {}: {}".format(step , exc)
- db_nsr["operational-status"] = "failed"
- self.update_nsr_db(nsr_id, db_nsr)
+ if exc and db_nslcmop:
+ db_nslcmop_update = {
+ "detailed-status": "FAILED {}: {}".format(step, exc),
+ "operationState": "FAILED",
+ "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)
+
+ async def ns_action(self, nsr_id, nslcmop_id):
+ 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_nslcmop_update = None
+ exc = None
+ step = "Getting nsr, nslcmop"
+ try:
+ 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")
+ vnf_index = db_nslcmop["operationParams"]["vnf_member_index"]
+
+ #TODO check if ns is in a proper status
+ vca_deployed = nsr_lcm["VCA"].get(vnf_index)
+ if not vca_deployed:
+ raise LcmException("charm for vnf_member_index={} is not deployed".format(vnf_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 vnf_member_index={} is not properly deployed".format(vnf_index))
+ if vca_deployed["operational-status"] != "active":
+ raise LcmException("charm for vnf_member_index={} operational_status={} not 'active'".format(
+ vnf_index, vca_deployed["operational-status"]))
+ primitive = db_nslcmop["operationParams"]["primitive"]
+ primitive_params = db_nslcmop["operationParams"]["primitive_params"]
+ callback = None # self.n2vc_callback
+ callback_args = () # [db_nsr, db_nslcmop, 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, vnf_index))
+ # self.lcm_ns_tasks[nsr_id][nslcmop_id]["action: " + primitive] = task
+ # wait until completed with timeout
+ await asyncio.wait((task,), timeout=300)
+
+ result = "FAILED" # by default
+ result_detail = ""
+ if task.cancelled():
+ db_nslcmop["detailedStatus"] = "Task has been cancelled"
+ elif task.done():
+ exc = task.exception()
+ if exc:
+ result_detail = str(exc)
+ else:
+ self.logger.debug(logging_text + " task Done")
+ # 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"
+
+ db_nslcmop_update = {
+ "detailedStatus": result_detail,
+ "operationState": result,
+ "statusEnteredTime": time()
+ }
+ self.logger.debug(logging_text + " task Done with result {} {}".format(result, result_detail))
+ return # database update is called inside finally
+
+ except (DbException, LcmException) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True)
+ exc = e
+ finally:
+ if exc and db_nslcmop:
+ db_nslcmop_update = {
+ "detailed-status": "FAILED {}: {}".format(step, exc),
+ "operationState": "FAILED",
+ "statusEnteredTime": time(),
+ }
+ if db_nslcmop_update:
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
async def test(self, param=None):
self.logger.debug("Starting/Ending test task: {}".format(param))
- def cancel_tasks(self, nsr_id):
+ def cancel_tasks(self, topic, _id):
"""
- Cancel all active tasks of a concrete nsr identified for nsr_id
- :param nsr_id: nsr identity
+ Cancel all active tasks of a concrete nsr or vim identified for _id
+ :param topic: can be ns or vim_account
+ :param _id: nsr or vim identity
:return: None, or raises an exception if not possible
"""
- if not self.lcm_tasks.get(nsr_id):
+ if topic == "ns":
+ lcm_tasks = self.lcm_ns_tasks
+ elif topic== "vim_account":
+ lcm_tasks = self.lcm_vim_tasks
+ elif topic== "sdn":
+ lcm_tasks = self.lcm_sdn_tasks
+
+ if not lcm_tasks.get(_id):
return
- for order_id, tasks_set in self.lcm_tasks[nsr_id].items():
+ for order_id, tasks_set in lcm_tasks[_id].items():
for task_name, task in tasks_set.items():
result = task.cancel()
if result:
- self.logger.debug("nsr_id={} order_id={} task={} cancelled".format(nsr_id, order_id, task_name))
- self.lcm_tasks[nsr_id] = {}
-
- async def read_kafka(self):
- self.logger.debug("kafka task Enter")
+ self.logger.debug("{} _id={} order_id={} task={} cancelled".format(topic, _id, order_id, task_name))
+ lcm_tasks[_id] = {}
+
+ async def kafka_ping(self):
+ self.logger.debug("Task kafka_ping Enter")
+ consecutive_errors = 0
+ first_start = True
+ kafka_has_received = False
+ self.pings_not_received = 1
+ while True:
+ try:
+ await self.msg.aiowrite("admin", "ping", {"from": "lcm", "to": "lcm"}, self.loop)
+ # time between pings are low when it is not received and at starting
+ wait_time = 5 if not kafka_has_received else 120
+ if not self.pings_not_received:
+ kafka_has_received = True
+ self.pings_not_received += 1
+ await asyncio.sleep(wait_time, loop=self.loop)
+ if self.pings_not_received > 10:
+ raise LcmException("It is not receiving pings from Kafka bus")
+ consecutive_errors = 0
+ first_start = False
+ except LcmException:
+ raise
+ except Exception as e:
+ # if not first_start is the first time after starting. So leave more time and wait
+ # to allow kafka starts
+ if consecutive_errors == 8 if not first_start else 30:
+ self.logger.error("Task kafka_read task exit error too many errors. Exception: {}".format(e))
+ raise
+ consecutive_errors += 1
+ self.logger.error("Task kafka_read retrying after Exception {}".format(e))
+ wait_time = 1 if not first_start else 5
+ await asyncio.sleep(wait_time, loop=self.loop)
+
+ async def kafka_read(self):
+ self.logger.debug("Task kafka_read Enter")
order_id = 1
# future = asyncio.Future()
+ consecutive_errors = 0
+ first_start = True
+ while consecutive_errors < 10:
+ try:
+ topics = ("admin", "ns", "vim_account", "sdn")
+ topic, command, params = await self.msg.aioread(topics, self.loop)
+ self.logger.debug("Task kafka_read receives {} {}: {}".format(topic, command, params))
+ consecutive_errors = 0
+ first_start = False
+ order_id += 1
+ if command == "exit":
+ print("Bye!")
+ break
+ elif command.startswith("#"):
+ continue
+ elif command == "echo":
+ # just for test
+ print(params)
+ sys.stdout.flush()
+ continue
+ elif command == "test":
+ asyncio.Task(self.test(params), loop=self.loop)
+ continue
- while True:
- command, params = await self.msg.aioread("ns", self.loop)
- order_id += 1
- if command == "exit":
- print("Bye!")
- break
- elif command.startswith("#"):
- continue
- elif command == "echo":
- # just for test
- print(params)
- elif command == "test":
- asyncio.Task(self.test(params), loop=self.loop)
- elif command == "break":
- print("put a break in this line of code")
- elif command == "create":
- nsr_id = params.strip()
- self.logger.debug("Deploying NS {}".format(nsr_id))
- task = asyncio.ensure_future(self.create_ns(nsr_id, order_id))
- if nsr_id not in self.lcm_tasks:
- self.lcm_tasks[nsr_id] = {}
- self.lcm_tasks[nsr_id][order_id] = {"create_ns": task}
- elif command == "delete":
- nsr_id = params.strip()
- self.logger.debug("Deleting NS {}".format(nsr_id))
- self.cancel_tasks(nsr_id)
- task = asyncio.ensure_future(self.delete_ns(nsr_id, order_id))
- if nsr_id not in self.lcm_tasks:
- self.lcm_tasks[nsr_id] = {}
- self.lcm_tasks[nsr_id][order_id] = {"delete_ns": task}
- elif command == "show":
- # just for test
- nsr_id = params.strip()
- try:
- db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- print("nsr:\n _id={}\n operational-status: {}\n config-status: {}\n detailed-status: "
- "{}\n deploy: {}\n tasks: {}".format(
+ if topic == "admin":
+ if command == "ping" and params["to"] == "lcm" and params["from"] == "lcm":
+ self.pings_not_received = 0
+ continue
+ elif topic == "ns":
+ if command == "instantiate":
+ # self.logger.debug("Deploying NS {}".format(nsr_id))
+ nslcmop = params
+ nslcmop_id = nslcmop["_id"]
+ nsr_id = nslcmop["nsInstanceId"]
+ task = asyncio.ensure_future(self.ns_instantiate(nsr_id, nslcmop_id))
+ if nsr_id not in self.lcm_ns_tasks:
+ self.lcm_ns_tasks[nsr_id] = {}
+ self.lcm_ns_tasks[nsr_id][nslcmop_id] = {"ns_instantiate": task}
+ continue
+ elif command == "terminate":
+ # self.logger.debug("Deleting NS {}".format(nsr_id))
+ nslcmop = params
+ nslcmop_id = nslcmop["_id"]
+ nsr_id = nslcmop["nsInstanceId"]
+ self.cancel_tasks(topic, nsr_id)
+ task = asyncio.ensure_future(self.ns_terminate(nsr_id, nslcmop_id))
+ if nsr_id not in self.lcm_ns_tasks:
+ self.lcm_ns_tasks[nsr_id] = {}
+ self.lcm_ns_tasks[nsr_id][nslcmop_id] = {"ns_terminate": task}
+ continue
+ elif command == "action":
+ # self.logger.debug("Update NS {}".format(nsr_id))
+ nslcmop = params
+ nslcmop_id = nslcmop["_id"]
+ nsr_id = nslcmop["nsInstanceId"]
+ task = asyncio.ensure_future(self.ns_action(nsr_id, nslcmop_id))
+ if nsr_id not in self.lcm_ns_tasks:
+ self.lcm_ns_tasks[nsr_id] = {}
+ self.lcm_ns_tasks[nsr_id][nslcmop_id] = {"ns_action": task}
+ continue
+ elif command == "show":
+ try:
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ print(
+ "nsr:\n _id={}\n operational-status: {}\n config-status: {}\n detailed-status: "
+ "{}\n deploy: {}\n tasks: {}".format(
nsr_id, db_nsr["operational-status"],
db_nsr["config-status"], db_nsr["detailed-status"],
- db_nsr["_admin"]["deploy"], self.lcm_tasks.get(nsr_id)))
- except Exception as e:
- print("nsr {} not found: {}".format(nsr_id, e))
- else:
- self.logger.critical("unknown command '{}'".format(command))
- self.logger.debug("kafka task Exit")
-
+ db_nsr["_admin"]["deployed"], self.lcm_ns_tasks.get(nsr_id)))
+ except Exception as e:
+ print("nsr {} not found: {}".format(nsr_id, e))
+ sys.stdout.flush()
+ continue
+ elif command == "deleted":
+ continue # TODO cleaning of task just in case should be done
+ elif topic == "vim_account":
+ vim_id = params["_id"]
+ if command == "create":
+ task = asyncio.ensure_future(self.vim_create(params, order_id))
+ if vim_id not in self.lcm_vim_tasks:
+ self.lcm_vim_tasks[vim_id] = {}
+ self.lcm_vim_tasks[vim_id][order_id] = {"vim_create": task}
+ continue
+ elif command == "delete":
+ self.cancel_tasks(topic, vim_id)
+ task = asyncio.ensure_future(self.vim_delete(vim_id, order_id))
+ if vim_id not in self.lcm_vim_tasks:
+ self.lcm_vim_tasks[vim_id] = {}
+ self.lcm_vim_tasks[vim_id][order_id] = {"vim_delete": task}
+ continue
+ elif command == "show":
+ print("not implemented show with vim_account")
+ sys.stdout.flush()
+ continue
+ elif command == "edit":
+ task = asyncio.ensure_future(self.vim_edit(vim_id, order_id))
+ if vim_id not in self.lcm_vim_tasks:
+ self.lcm_vim_tasks[vim_id] = {}
+ self.lcm_vim_tasks[vim_id][order_id] = {"vim_edit": task}
+ continue
+ elif topic == "sdn":
+ _sdn_id = params["_id"]
+ if command == "create":
+ task = asyncio.ensure_future(self.sdn_create(params, order_id))
+ if _sdn_id not in self.lcm_sdn_tasks:
+ self.lcm_sdn_tasks[_sdn_id] = {}
+ self.lcm_sdn_tasks[_sdn_id][order_id] = {"sdn_create": task}
+ continue
+ elif command == "delete":
+ self.cancel_tasks(topic, _sdn_id)
+ task = asyncio.ensure_future(self.sdn_delete(_sdn_id, order_id))
+ if _sdn_id not in self.lcm_sdn_tasks:
+ self.lcm_sdn_tasks[_sdn_id] = {}
+ self.lcm_sdn_tasks[_sdn_id][order_id] = {"sdn_delete": task}
+ continue
+ elif command == "edit":
+ task = asyncio.ensure_future(self.sdn_edit(_sdn_id, order_id))
+ if _sdn_id not in self.lcm_sdn_tasks:
+ self.lcm_sdn_tasks[_sdn_id] = {}
+ self.lcm_sdn_tasks[_sdn_id][order_id] = {"sdn_edit": task}
+ continue
+ self.logger.critical("unknown topic {} and command '{}'".format(topic, command))
+ except Exception as e:
+ # if not first_start is the first time after starting. So leave more time and wait
+ # to allow kafka starts
+ if consecutive_errors == 8 if not first_start else 30:
+ self.logger.error("Task kafka_read task exit error too many errors. Exception: {}".format(e))
+ raise
+ consecutive_errors += 1
+ self.logger.error("Task kafka_read retrying after Exception {}".format(e))
+ wait_time = 2 if not first_start else 5
+ await asyncio.sleep(wait_time, loop=self.loop)
+
+ # self.logger.debug("Task kafka_read terminating")
+ self.logger.debug("Task kafka_read exit")
def start(self):
self.loop = asyncio.get_event_loop()
- self.loop.run_until_complete(self.read_kafka())
+ self.loop.run_until_complete(asyncio.gather(
+ self.kafka_read(),
+ self.kafka_ping()
+ ))
+ # TODO
+ # self.logger.debug("Terminating cancelling creation tasks")
+ # self.cancel_tasks("ALL", "create")
+ # timeout = 200
+ # while self.is_pending_tasks():
+ # self.logger.debug("Task kafka_read terminating. Waiting for tasks termination")
+ # await asyncio.sleep(2, loop=self.loop)
+ # timeout -= 2
+ # if not timeout:
+ # self.cancel_tasks("ALL", "ALL")
self.loop.close()
self.loop = None
+ if self.db:
+ self.db.db_disconnect()
+ if self.msg:
+ self.msg.disconnect()
+ if self.fs:
+ self.fs.fs_disconnect()
def read_config_file(self, config_file):
return conf
except Exception as e:
self.logger.critical("At config file '{}': {}".format(config_file, e))
+ exit(1)
if __name__ == '__main__':
projects / osm / RO.git / blobdiff