def start_job(job_id: int) -> subprocess.Popen:
job = Job.query.get_or_404(job_id)
driver, series, label, config = job.driver, job.series, job.label, job.config
# Create a directory for the simulation
sim = Simulation(series, label)
simdir = sim.simdir()
try:
os.mkdir(simdir)
except PermissionError as e:
raise e # TODO
except FileExistsError as e:
raise SimulationAlreadyExistsError(series, label, driver)
# Put the uploaded config file there
saveto = sim.config_fn()
if os.path.exists(saveto):
raise SimulationAlreadyExistsError(series, label, driver)
with open(saveto, "w") as fp:
fp.write(config)
logging.info(f"Saved config file to {saveto}")
# Queue the simulation
executable = os.path.join(DPMDIR, driver)
stdout_f = open(sim.out_fn(), "a")
stderr_f = open(sim.err_fn(), "a")
command = [executable, saveto, "-name", label]
print(command)
subp = subprocess.Popen(['echo'] + command,
cwd=simdir,
stdout=stdout_f,
stderr=stderr_f)
job.status = 1
db.session.commit()
return subp
def showlogerr(sername, simname):
sim = Simulation(sername, simname)
with open(sim.err_fn(), "r") as err_f:
return Response(err_f.read(), mimetype="text/plain")