- self.deleters = {}
- self.load_deleter_modules()
-
- def load_deleter_modules(self, deleter_dir=None):
- if deleter_dir is None:
- if hasattr(Config(), "observer_deleters_dir"):
- deleter_dir = Config().observer_deleters_dir
- else:
- deleter_dir = "/opt/planetstack/observer/deleters"
-
- for fn in os.listdir(deleter_dir):
- pathname = os.path.join(deleter_dir,fn)
- if os.path.isfile(pathname) and fn.endswith(".py") and (fn!="__init__.py"):
- module = imp.load_source(fn[:-3],pathname)
- for classname in dir(module):
- c = getattr(module, classname, None)
-
- # make sure 'c' is a descendent of Deleter and has a
- # provides field (this eliminates the abstract base classes
- # since they don't have a provides)
-
- if inspect.isclass(c) and issubclass(c, Deleter) and hasattr(c,"model") and c.model!=None:
- modelName = c.model
- if not modelName in self.deleters:
- self.deleters[modelName] = []
- if not (c in self.deleters[modelName]):
- self.deleters[modelName].append(c)
- print 'loaded deleters: %s' % ",".join(self.deleters.keys())
-