def wrap_method_call(method_name: str, method_kwargs):
if otree.common.USE_REDIS:
redis_conn = get_redis_conn()
response_key = redis_enqueue_method_call(redis_conn=redis_conn,
method_name=method_name,
method_kwargs=method_kwargs)
return redis_get_method_retval(redis_conn=redis_conn,
response_key=response_key)
else:
method = getattr(browser_bot_worker, method_name)
return method(**method_kwargs)
def dispatch(self, request):
get_redis_conn() # why do we do this?
session_info = BrowserBotsLauncherSessionCode.objects.first()
if session_info:
session = Session.objects.get(code=session_info.code)
with get_redis_lock(name='start_links') or start_link_thread_lock:
participant = (session.participant_set.filter(
visited=False).order_by('id').first())
if not participant:
return HttpResponseNotFound(NO_PARTICIPANTS_LEFT_MSG)
# 2014-10-17: needs to be here even if it's also set in
# the next view to prevent race conditions
participant.visited = True
participant.save()
return HttpResponseRedirect(participant._start_url())
else:
ctx = {
'view': self,
'title_text': 'Vent venligst',
'body_text': 'Waiting for browser bots session to begin',
}
return render(request, "otree/WaitPage.html", ctx)
def handle(self, *args, **options):
redis_conn = get_redis_conn()
otree.bots.browser.redis_flush_bots(redis_conn)
worker = otree.bots.browser.Worker(redis_conn)
worker.redis_listen()
import os import django from channels.routing import get_default_application from . import configure_settings os.environ['OTREE_USE_REDIS'] = '1' configure_settings() django.setup() application = get_default_application() from otree.common import release_any_stale_locks, get_redis_conn # noqa # clear any tasks in Huey DB, so they don't pile up over time, # especially if you run the server without the timeoutworker to consume the # tasks. # ideally we would only schedule a task in Huey if timeoutworker is running, # so that we don't pile up messages that never get consumed, but I don't know # how and when to check if Huey is running, in a performant way. # this code is also in timeoutworker. from huey.contrib.djhuey import HUEY # noqa HUEY.flush() from otree.bots.browser import redis_flush_bots # noqa redis_flush_bots(get_redis_conn()) # needs to happen after Django setup release_any_stale_locks()