import threading
import time
import traceback
+from typing import Dict
from unittest.mock import Mock
from importlib_metadata import entry_points
vim_info_info = yaml.safe_load(vim_info["vim_info"])
if vim_info_info.get("name"):
vim_info["name"] = vim_info_info["name"]
- except Exception:
- pass
+ except Exception as vim_info_error:
+ self.logger.exception(
+ f"{vim_info_error} occured while getting the vim_info from yaml"
+ )
except vimconn.VimConnException as e:
# Mark all tasks at VIM_ERROR status
self.logger.error(
flavor_data = task["find_params"]["flavor_data"]
vim_flavor_id = target_vim.get_flavor_id_from_data(flavor_data)
except vimconn.VimConnNotFoundException:
- pass
+ self.logger.exception("VimConnNotFoundException occured.")
if not vim_flavor_id and task.get("params"):
# CREATE
return "FAILED", ro_vim_item_update, db_task_update
-class NsWorker(threading.Thread):
- REFRESH_BUILD = 5 # 5 seconds
- REFRESH_ACTIVE = 60 # 1 minute
- REFRESH_ERROR = 600
- REFRESH_IMAGE = 3600 * 10
- REFRESH_DELETE = 3600 * 10
- QUEUE_SIZE = 100
- terminate = False
+class ConfigValidate:
+ def __init__(self, config: Dict):
+ self.conf = config
+
+ @property
+ def active(self):
+ # default 1 min, allowed >= 60 or -1, -1 disables periodic checks
+ if (
+ self.conf["period"]["refresh_active"] >= 60
+ or self.conf["period"]["refresh_active"] == -1
+ ):
+ return self.conf["period"]["refresh_active"]
+
+ return 60
+
+ @property
+ def build(self):
+ return self.conf["period"]["refresh_build"]
+
+ @property
+ def image(self):
+ return self.conf["period"]["refresh_image"]
+ @property
+ def error(self):
+ return self.conf["period"]["refresh_error"]
+
+ @property
+ def queue_size(self):
+ return self.conf["period"]["queue_size"]
+
+
+class NsWorker(threading.Thread):
def __init__(self, worker_index, config, plugins, db):
"""
-
:param worker_index: thread index
:param config: general configuration of RO, among others the process_id with the docker id where it runs
:param plugins: global shared dict with the loaded plugins
self.plugin_name = "unknown"
self.logger = logging.getLogger("ro.worker{}".format(worker_index))
self.worker_index = worker_index
- self.task_queue = queue.Queue(self.QUEUE_SIZE)
+ # refresh periods for created items
+ self.refresh_config = ConfigValidate(config)
+ self.task_queue = queue.Queue(self.refresh_config.queue_size)
# targetvim: vimplugin class
self.my_vims = {}
# targetvim: vim information from database
try:
mkdir(file_name)
except FileExistsError:
- pass
+ self.logger.exception(
+ "FileExistsError occured while processing vim_config."
+ )
file_name = file_name + "/ca_cert"
self.logger.info("Unloaded {}".format(target_id))
rmtree("{}:{}".format(target_id, self.worker_index))
except FileNotFoundError:
- pass # this is raised by rmtree if folder does not exist
+ # This is raised by rmtree if folder does not exist.
+ self.logger.exception("FileNotFoundError occured while unloading VIM.")
except Exception as e:
self.logger.error("Cannot unload {}: {}".format(target_id, e))
"tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
"locked_at.lt": now - self.task_locked_time,
"to_check_at.lt": self.time_last_task_processed,
+ "to_check_at.gt": -1,
},
update_dict={"locked_by": self.my_id, "locked_at": now},
fail_on_empty=False,
return ro_task_dependency, task_index
raise NsWorkerException("Cannot get depending task {}".format(task_id))
+ def update_vm_refresh(self):
+ """Enables the VM status updates if self.refresh_config.active parameter
+ is not -1 and than updates the DB accordingly
+
+ """
+ try:
+ self.logger.debug("Checking if VM status update config")
+ next_refresh = time.time()
+ if self.refresh_config.active == -1:
+ next_refresh = -1
+ else:
+ next_refresh += self.refresh_config.active
+
+ if next_refresh != -1:
+ db_ro_task_update = {}
+ now = time.time()
+ next_check_at = now + (24 * 60 * 60)
+ next_check_at = min(next_check_at, next_refresh)
+ db_ro_task_update["vim_info.refresh_at"] = next_refresh
+ db_ro_task_update["to_check_at"] = next_check_at
+
+ self.logger.debug(
+ "Finding tasks which to be updated to enable VM status updates"
+ )
+ refresh_tasks = self.db.get_list(
+ "ro_tasks",
+ q_filter={
+ "tasks.status": "DONE",
+ "to_check_at.lt": 0,
+ },
+ )
+ self.logger.debug("Updating tasks to change the to_check_at status")
+ for task in refresh_tasks:
+ q_filter = {
+ "_id": task["_id"],
+ }
+ self.db.set_one(
+ "ro_tasks",
+ q_filter=q_filter,
+ update_dict=db_ro_task_update,
+ fail_on_empty=True,
+ )
+
+ except Exception as e:
+ self.logger.error(f"Error updating tasks to enable VM status updates: {e}")
+
def _process_pending_tasks(self, ro_task):
ro_task_id = ro_task["_id"]
now = time.time()
next_refresh = time.time()
if task["item"] in ("image", "flavor"):
- next_refresh += self.REFRESH_IMAGE
+ next_refresh += self.refresh_config.image
elif new_status == "BUILD":
- next_refresh += self.REFRESH_BUILD
+ next_refresh += self.refresh_config.build
elif new_status == "DONE":
- next_refresh += self.REFRESH_ACTIVE
+ if self.refresh_config.active == -1:
+ next_refresh = -1
+ else:
+ next_refresh += self.refresh_config.active
else:
- next_refresh += self.REFRESH_ERROR
+ next_refresh += self.refresh_config.error
next_check_at = min(next_check_at, next_refresh)
db_ro_task_update["vim_info.refresh_at"] = next_refresh
if self.logger.getEffectiveLevel() == logging.DEBUG:
self._log_ro_task(ro_task, None, None, "TASK_WF", "GET_TASK")
"""
+ # Check if vim status refresh is enabled again
+ self.update_vm_refresh()
# 0: get task_status_create
lock_object = None
task_status_create = None
# self._create_task(ro_task, task_index, task_depends, db_ro_task_update)
_update_refresh(new_status)
else:
- if (
- ro_task["vim_info"]["refresh_at"]
- and now > ro_task["vim_info"]["refresh_at"]
- ):
- new_status, db_vim_info_update = self.item2class[
+ refresh_at = ro_task["vim_info"]["refresh_at"]
+ if refresh_at and refresh_at != -1 and now > refresh_at:
+ (new_status, db_vim_info_update,) = self.item2class[
task["item"]
].refresh(ro_task)
_update_refresh(new_status)