def schedule_queries():
# tasks called by celery beat are unfortunatelly outside of app context, so it needs to be added manually
with create_app_celery().app_context():
from flask import current_app
engine = db.get_engine(current_app)
connection = engine.connect()
aqs = connection.execute(select([models.AdminQuery]).where(models.AdminQuery.enable_autorun == True))
if aqs.returns_rows:
aqs = [{key: value for (key, value) in o.items()} for o in aqs]
for aq in aqs:
run_admin_query.delay(aq['id'])
def cache_tracker_synset_history():
# tasks called by celery beat are unfortunatelly outside of app context, so it needs to be added manually
with create_app_celery().app_context():
paginated_synsets = models.TrackerSynsetsHistory.query.filter(
models.TrackerSynsetsHistory.search_by_form_filter('', '', '', ''))
cache_key = "sh-count-{}_{}_{}_{}".format('', '', '', '')
paginate(paginated_synsets,
1,
50,
total_cache_key=cache_key,
update=True)
def run_admin_query(key):
with create_app_celery().app_context():
models.AdminQuery.results(key, update=True)
def cache_user_activity_yesterday():
# tasks called by celery beat are unfortunatelly outside of app context, so it needs to be added manually
with create_app_celery().app_context():
today = time.strftime("%Y-%m-%d", time.gmtime(time.time() - 24*3600))
user_activity_cached(today, '', update=True, timeout=12*3600)
from celery import Celery
from tracker.app import blueprints_to_import, create_app_celery, register_blueprints, register_admin
try:
from flask import current_app
# it is necessary to use current_app so that it's evaluated properly (as it is lazy)
# and runs the code that raises RuntimeError in case of app not being started yet
id(current_app)
from celery import current_app as celery
except RuntimeError:
current_app = create_app_celery()
celery = Celery(
current_app.import_name,
include=list(
map(lambda x: "tracker.blueprints.{}.tasks".format(x), blueprints_to_import)
),
)
celery.conf.update(current_app.config)
class ContextTask(celery.Task):
def __call__(self, *args, **kwargs):
with current_app.app_context():
return self.run(*args, **kwargs)
celery.Task = ContextTask
celery.set_default()
# registering blueprints must take place when celery is already configured,
# because views in blueprints might use imported tasks, which requires them to be already defined
register_blueprints(current_app)
register_admin(current_app)
