def grade(solution: Solution):
exercise = solution.exercise
run_command = exercise.run_command
output_file_name = exercise.program_name + OUTPUT_FILE_SUFFIX
for test in exercise.get_sorted_tests():
error_file = open(join(solution.get_directory(), ERROR_TEST_FILENAME),
'w+')
command = [
RUN_SCRIPT_PATH,
solution.get_directory(),
test.get_input_path(),
test.get_output_path(), run_command, output_file_name
]
process = subprocess.Popen(command,
stderr=error_file,
preexec_fn=limit_memory())
try:
process.communicate(timeout=test.timeout)
if error_occurred(error_file):
handle_test_error(solution, error_file)
break
else:
if process.returncode == SUCCESS_RETURN_CODE:
solution.test_passed(test.points)
else:
solution.output_file = output_file_name
break
except subprocess.TimeoutExpired:
error_file.close()
solution.timeout_occurred()
break
finally:
kill_processes(process.pid)
def execute_compilation(solution: Solution, compile_command: str) -> bool:
error_file = open(join(solution.get_directory(), COMPILE_ERROR_FILENAME),
'w+')
bash_command = [
COMPILE_SCRIPT_PATH,
solution.get_directory(), compile_command
]
subprocess.Popen(bash_command, stderr=error_file).wait()
if error_occurred(error_file):
handle_compile_error(solution, error_file)
return False
return True
def clear_directory(solution: Solution):
solution_dir = solution.get_directory()
files = [f for f in listdir(solution_dir) if isfile(join(solution_dir, f))]
for file in files:
if file != solution.filename:
if not file.endswith(OUTPUT_FILE_SUFFIX) or \
(file.endswith(OUTPUT_FILE_SUFFIX) and solution.output_file is None):
os.remove(join(solution_dir, file))
def add_solution(exercise: Exercise, member: Member, file: FileStorage,
ip_address: str, attempt_nr: int, os_info: str):
filename = secure_filename(file.filename)
solution = Solution(filename=filename,
ip_address=ip_address,
send_date=get_current_date(),
os_info=os_info,
attempt=attempt_nr)
exercise.solutions.append(solution)
member.solutions.append(solution)
solution_directory = solution.get_directory()
create_directory(solution_directory)
file.save(join(solution_directory, solution.filename))
unpack_file(solution.filename, solution_directory)
db.session.commit()
solution.enqueue_execution()