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# This file is part of the Neurorobotics Platform software
# Copyright (C) 2014,2015,2016,2017 Human Brain Project
# The Human Brain Project is a European Commission funded project
# in the frame of the Horizon2020 FET Flagship plan.
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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This module defines a job that runs in the background and looks for expired simulations
from hbp_nrp_backend.simulation_control import simulations, timezone
from hbp_nrp_commons.workspace.Settings import Settings
__author__ = 'Georg Hinkel'
logger = logging.getLogger(__name__)
[docs]def clean_simulations(): # pragma: no cover
Wakes up every five minutes and stops expired simulations
This function is not unit-tested as it contains an endless loop
_last_stopped = 0
_last_stopped = remove_old_simulations(_last_stopped)
Stops expired simulations
current_time = datetime.datetime.now(timezone)
for sim_id, sim in enumerate(simulations, start=_last_stopped):
kill_time_reached = sim.kill_datetime is not None and sim.kill_datetime < current_time
max_simtime_reached = (
datetime.timedelta(seconds=Settings.MAX_SIMULATION_TIMEOUT) < current_time)
if kill_time_reached or max_simtime_reached:
if sim.state not in ["stopped", "failed"]:
logger.info("Stopping expired simulation %s", str(sim.sim_id))
sim.state = 'stopped'
_last_stopped = sim_id