class ProfilingMiddleware:
report = None
state = 'new'
def check_filters(self, view):
for f in settings.PROFILER_FILTERS:
if f.match(view):
return True
return False
def process_view(self, request, view_func, view_args, view_kwargs):
view = resolve(request.META['PATH_INFO']).url_name
method = request.method
if self.state != 'new' or not settings.PROFILER or self.check_filters(view):
return
self.report = Report(view=view, method=method)
self.report.start()
self.state = 'view'
def process_response(self, request, response):
if self.state == 'view' and self.report:
self.report.end()
self.report.save()
self.state = 'new'
return response
def process_exception(self, request, exception):
self.state = 'invalid'
return None
def handle(self, *args, **options):
# Parse arguments
if len(args) > 0 and args[0] == "regrade":
where = {'status': 'failed'}
if len(args) > 1:
where['submission__attempt__problem__slug'] = args[1]
try:
res = Result.objects.all().filter(**where)
print "Deleting %d results" % len(res)
res.delete()
except:
pass
# Setup colored logging
log = defaultdict(lambda: '%s', {'success': '\033[32m%s\033[0m'})
# Setup stat reporting
COMMIT_DELTA = 5
stats = Report(view='grade_submissions', method='CONSOLE')
next_commit = {
'calls':
stats.calls + 1,
'time':
datetime.datetime.now() + datetime.timedelta(seconds=COMMIT_DELTA)
}
# Begin processing
while True:
stats.start()
S = Submission.objects \
.select_related('attempt', 'attempt__problem', 'result') \
.filter(result=None)
stats.end(increment=False)
for current_submission in S:
stats.start()
attempt = current_submission.attempt
# Create the result
calculated_result = Result(submission=current_submission)
if calculated_result.grade():
cache.delete('scoreboard')
print log[
calculated_result.status] % calculated_result.log_string
# Increment profiler each iteration
stats.end()
# Commit profiler every 5 graded if we are running profiler
if settings.PROFILER:
if stats.calls >= next_commit[
'calls'] and datetime.datetime.now(
) >= next_commit['time']:
stats.save()
next_commit['calls'] = stats.calls + 1
next_commit['time'] = datetime.datetime.now(
) + datetime.timedelta(seconds=COMMIT_DELTA)
sleep(1)
def handle(self, *args, **options):
# Parse arguments
if len(args) > 0 and args[0] == "regrade":
where = { 'status': 'failed' }
if len(args) > 1:
where['submission__attempt__problem__slug'] = args[1]
try:
res = Result.objects.all().filter(**where)
print "Deleting %d results" % len(res)
res.delete()
except:
pass
# Setup colored logging
log = defaultdict(lambda: '%s', {'success': '\033[32m%s\033[0m'})
# Setup stat reporting
COMMIT_DELTA = 5
stats = Report(view='grade_submissions', method='CONSOLE')
next_commit = {'calls': stats.calls + 1,
'time': datetime.datetime.now() + datetime.timedelta(seconds=COMMIT_DELTA) }
# Begin processing
while True:
stats.start()
S = Submission.objects \
.select_related('attempt', 'attempt__problem', 'result') \
.filter(result=None)
stats.end(increment=False)
for current_submission in S:
stats.start()
attempt = current_submission.attempt
# Create the result
calculated_result = Result(submission=current_submission)
if calculated_result.grade():
cache.delete('scoreboard')
print log[calculated_result.status] % calculated_result.log_string
# Increment profiler each iteration
stats.end()
# Commit profiler every 5 graded if we are running profiler
if settings.PROFILER:
if stats.calls >= next_commit['calls'] and datetime.datetime.now() >= next_commit['time']:
stats.save()
next_commit['calls'] = stats.calls + 1
next_commit['time'] = datetime.datetime.now() + datetime.timedelta(seconds=COMMIT_DELTA)
sleep(1)