Commit b5ed3715 authored by Jens Langhammer's avatar Jens Langhammer

core: add basic rule engine, needs celery debugging

parent 62ee5db7
Pipeline #3216 passed with stage
in 2 minutes and 22 seconds
"""passbook core app config"""
from importlib import import_module
from django.apps import AppConfig
......@@ -8,3 +10,6 @@ class PassbookCoreConfig(AppConfig):
name = 'passbook.core'
label = 'passbook_core'
verbose_name = 'passbook Core'
def ready(self):
"""passbook core rule engine"""
from celery import group
from passbook.core.celery import CELERY_APP
from passbook.core.models import Rule, User
class RuleEngine:
"""Orchestrate rule checking, launch tasks and return result"""
_rule_model = None
_group = None
def __init__(self, rule_model):
self._rule_model = rule_model
def _rule_engine_task(self, user_pk, rule_pk):
"""Task wrapper to run rule checking"""
rule_obj = Rule.objects.filter(pk=rule_pk).select_subclasses().first()
user_obj = User.objects.get(user_pk)
return rule_obj.passes(user_obj)
def for_user(self, user):
"""Check rules for user"""
signatures = []
for rule in self._rule_model.rules.all():
# pylint: disable=no-member
self._group = group(signatures).apply_async()
return self
def wait(self):
"""Wait for result, blocking this request"""
# return self._group.wait()
def result(self):
"""Get rule-checking result"""
return True
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