ZenDMD Tip - Bulk Device Removal

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Below is the script to achieve bulk devices deletion on Zenoss : Thanks to Ryan Matt, Daniel Rich of Zenoss Community for contribution .

Copy and paste the content in .py format . Make sure file named devicelist.txt is in same directory as this script . Script can be downloaded from https://gist.github.com/hackeys/6367951#file-bulkdevicedeletion-py
#!/usr/bin/env python#
#import the stuff that zendmd needs and create the dmd context
import Globalsfrom Products.ZenUtils.ZenScriptBase
import ZenScriptBase
from transaction import commit
dmd = ZenScriptBase(connect=True, noopts=True).dmd
 
# import the stuff that zep needs
from Products.Zuul import getFacade, listFacades
from zenoss.protocols.jsonformat import from_dict
from zenoss.protocols.protobufs.zep_pb2 import EventSummary
from Products.ZenEvents.events2.proxy import EventSummaryProxy
 
# function to delete device
def delDevice(host):
  zep = getFacade('zep') 
  zep_host_filter = zep.createEventFilter(element_identifier=host)
  zep.closeEventSummaries(eventFilter=zep_host_filter)
  dev = dmd.Devices.findDeviceByIdExact(host)
  if dev: 
    dev.deleteDevice() 
  commit() 
# read list of devices from a file and delete them if they exist
f = open('devicelist.txt')
lines = f.read().splitlines()
for l in lines:
  d = None 
  d = dmd.Devices.findDevice(l) 
  if d:   
    print 'Deleting: %s (%s)' % (d.getDeviceName(), d.getManageIp())    delDevice(l) 
  else:
    print 'Device %s does not exist.' % (l)f.close()