def autodiscover(): """ Auto-discover INSTALLED_APPS cron.py modules and fail silently when not present. This forces an import on them to register any cron jobs they may want. """ import imp from django.conf import settings for app in settings.INSTALLED_APPS: # For each app, we need to look for an cron.py inside that app's # package. We can't use os.path here -- recall that modules may be # imported different ways (think zip files) -- so we need to get # the app's __path__ and look for cron.py on that path. # Step 1: find out the app's __path__ Import errors here will (and # should) bubble up, but a missing __path__ (which is legal, but weird) # fails silently -- apps that do weird things with __path__ might # need to roll their own cron registration. try: app_path = __import__(app, {}, {}, [str(app.split('.')[-1])]).__path__ print(app_path) except AttributeError: continue # Step 2: use imp.find_module to find the app's admin.py. For some # reason imp.find_module raises ImportError if the app can't be found # but doesn't actually try to import the module. So skip this app if # its admin.py doesn't exist try: imp.find_module('cron', app_path) except ImportError: continue # Step 3: import the app's cron file. If this has errors we want them # to bubble up. __import__("%s.cron" % app) # Step 4: once we find all the cron jobs, start the cronScheduler cronScheduler.execute()
def autodiscover(): """ Auto-discover INSTALLED_APPS cron.py modules and fail silently when not present. This forces an import on them to register any cron jobs they may want. """ import imp from django.conf import settings for app in settings.INSTALLED_APPS: # For each app, we need to look for an cron.py inside that app's # package. We can't use os.path here -- recall that modules may be # imported different ways (think zip files) -- so we need to get # the app's __path__ and look for cron.py on that path. # Step 1: find out the app's __path__ Import errors here will (and # should) bubble up, but a missing __path__ (which is legal, but weird) # fails silently -- apps that do weird things with __path__ might # need to roll their own cron registration. try: app_path = __import__(app, {}, {}, [str(app.split('.')[-1])]).__path__ except AttributeError: continue # Step 2: use imp.find_module to find the app's admin.py. For some # reason imp.find_module raises ImportError if the app can't be found # but doesn't actually try to import the module. So skip this app if # its admin.py doesn't exist try: imp.find_module('cron', app_path) except ImportError: continue # Step 3: import the app's cron file. If this has errors we want them # to bubble up. __import__("%s.cron" % app) # Step 4: once we find all the cron jobs, start the cronScheduler cronScheduler.execute()
def autodiscover(): """ Auto-discover INSTALLED_APPS cron.py modules and fail silently when not present. This forces an import on them to register any cron jobs they may want. """ import imp from django.conf import settings #Verifying if we have an error in database #i.e. Django was shutdown during cron execution cron_values = Cron.objects.all() if len(cron_values.values())>0: if cron_values[0].executing: cron_object = cron_values[0] cron_object.executing = False cron_object.save() for app in settings.INSTALLED_APPS: # For each app, we need to look for an cron.py inside that app's # package. We can't use os.path here -- recall that modules may be # imported different ways (think zip files) -- so we need to get # the app's __path__ and look for cron.py on that path. # Step 1: find out the app's __path__ Import errors here will (and # should) bubble up, but a missing __path__ (which is legal, but weird) # fails silently -- apps that do weird things with __path__ might # need to roll their own cron registration. try: app_path = __import__(app, {}, {}, [app.split('.')[-1]]).__path__ except AttributeError: continue # Step 2: use imp.find_module to find the app's admin.py. For some # reason imp.find_module raises ImportError if the app can't be found # but doesn't actually try to import the module. So skip this app if # its admin.py doesn't exist try: imp.find_module('cron', app_path) # Step 3: import the app's cron file. If this has errors we want them # to bubble up. __import__("%s.cron" % app) except ImportError: logger.debug('Cannot find cron in %s' % app) # Step 4: Verifying for subapps cron try: fp, pathname, description = imp.find_module('settings', app_path) mod = imp.load_module('settings', fp, pathname, description) if mod.SUB_APPS: logger.debug('Executing subapps Cron inventory for %s' % app) for sub in mod.SUB_APPS: sub_app = app + '.' + sub try: sub_app_path = __import__(sub_app, {}, {}, [sub_app.split('.')[-1]]).__path__ except AttributeError: continue # Step 2: use imp.find_module to find the app's admin.py. For some # reason imp.find_module raises ImportError if the app can't be found # but doesn't actually try to import the module. So skip this app if # its admin.py doesn't exist try: imp.find_module('cron', sub_app_path) except ImportError: continue # Step 3: import the app's cron file. If this has errors we want them # to bubble up. __import__("%s.cron" % sub_app) except: logger.debug('No subapp module found for ' + app) # Step 5: once we find all the cron jobs, start the cronScheduler cronScheduler.execute()