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worker: gracefully handle compile errors (fixes #179).

This commit is contained in:
whitequark 2015-11-24 22:34:33 +08:00
parent 5d89acbe82
commit c6ccc87f54
1 changed files with 12 additions and 4 deletions
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16
artiq/master/worker_impl.py
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@ -8,6 +8,7 @@ from artiq.tools import file_import
from artiq.master.worker_db import DeviceManager, DatasetManager, get_hdf5_output
from artiq.language.environment import is_experiment
from artiq.language.core import set_watchdog_factory, TerminationRequested
from artiq.coredevice.core import CompileError
from artiq import __version__ as artiq_version
@ -109,7 +110,7 @@ class Scheduler:
def get_exp(file, class_name):
module = file_import(file)
module = file_import(file, prefix="artiq_worker_")
if class_name is None:
exps = [v for k, v in module.__dict__.items()
if is_experiment(v)]
@ -173,6 +174,7 @@ def main():
expid = None
exp = None
exp_inst = None
repository_path = None
device_mgr = DeviceManager(ParentDeviceDB,
virtual_devices={"scheduler": Scheduler()})
@ -188,10 +190,11 @@ def main():
expid = obj["expid"]
if obj["wd"] is not None:
# Using repository
expf = os.path.join(obj["wd"], expid["file"])
experiment_file = os.path.join(obj["wd"], expid["file"])
repository_path = obj["wd"]
else:
expf = expid["file"]
exp = get_exp(expf, expid["class_name"])
experiment_file = expid["file"]
exp = get_exp(experiment_file, expid["class_name"])
device_mgr.virtual_devices["scheduler"].set_run_info(
rid, obj["pipeline_name"], expid, obj["priority"])
exp_inst = exp(device_mgr, dataset_mgr,
@ -221,6 +224,11 @@ def main():
put_object({"action": "completed"})
elif action == "terminate":
break
except CompileError as exc:
message = "Cannot compile {}\n".format(experiment_file) + exc.render_string()
if repository_path is not None:
message = message.replace(repository_path, "<repository>")
logging.error(message)
except Exception as exc:
short_exc_info = type(exc).__name__
exc_str = str(exc)