blob: 3ccffee4117a0dae290e84c4191010b91ff25944 [file] [log] [blame]
import os
import sys
import base64
import traceback
from collections import defaultdict
from django.db.models import F, Q
from xos.config import Config
from util.logger import Logger, logging
from observer.syncstep import SyncStep
from hpc.models import ServiceProvider, ContentProvider, CDNPrefix, OriginServer
from core.models import *
# hpclibrary will be in steps/..
parentdir = os.path.join(os.path.dirname(__file__),"..")
sys.path.insert(0,parentdir)
from hpclib import HpcLibrary
logger = Logger(level=logging.INFO)
class GarbageCollector(SyncStep, HpcLibrary):
# requested_interval = 86400
requested_interval = 0
provides=[]
def __init__(self, **args):
SyncStep.__init__(self, **args)
HpcLibrary.__init__(self)
def call(self, **args):
logger.info("running garbage collector")
try:
self.gc_originservers()
self.gc_cdnprefixes()
self.gc_contentproviders()
self.gc_serviceproviders()
except:
traceback.print_exc()
def gc_onev(self, ps_class, ps_idField, onev_className, onev_idField):
# get the CMI's objects
onev_objs = self.client.onev.ListAll(onev_className)
# get the data model's objects,
ps_objs = ps_class.objects.filter(enacted__isnull=False)
ps_ids = [str(getattr(x,ps_idField,None)) for x in ps_objs]
# for each onev object, if it's id does not exist in a data model
# object, then delete it.
for onev_obj in onev_objs:
onev_id = onev_obj[onev_idField]
if str(onev_id) not in ps_ids:
logger.info("garbage collecting %s %s" % (onev_className, str(onev_id)))
self.client.onev.Delete(onev_className, onev_id)
def gc_originservers(self):
self.gc_onev(OriginServer, "origin_server_id", "OriginServer", "origin_server_id")
def gc_cdnprefixes(self):
self.gc_onev(CDNPrefix, "cdn_prefix_id", "CDNPrefix", "cdn_prefix_id")
def gc_contentproviders(self):
self.gc_onev(ContentProvider, "content_provider_id", "ContentProvider", "content_provider_id")
def gc_serviceproviders(self):
self.gc_onev(ServiceProvider, "service_provider_id", "ServiceProvider", "service_provider_id")