install update script for citrix xen 6.2

#!/usr/bin/env python
import sys
print sys.argv
if len(sys.argv)==1:
    sys.exit(0)

import commands
for item in sys.argv[1:]:
    print 'item',item
    #unpack
    print commands.getoutput('unzip -o %s'%item)
    #install
    patch_name=item.split('.')[0]
    print 'INSTALL %s' % patch_name
    uuid_update=commands.getoutput('xe patch-upload file-name=%s.xsupdate'%patch_name)
    print 'result'
    print uuid_update
    #apply to hosts
    '''
    uuid ( RO)                : 7f36dd15-3fdb-4daf-a259-971df8276ae1
    name-label ( RW): xen
    name-description ( RW): Default install of XenServer
    '''
    hosts=commands.getoutput('xe host-list')
    import re
    #found_result=re.findall('uuid\.*:\s([0-9a-z\-]',hosts)
    for uuid_host in re.findall('uuid \( RO\)\s+:\s([0-9a-z-]+)',hosts):
        print 'APPLY TO HOST',uuid_host
        commands.getoutput('xe patch-apply host-uuid=%s uuid=%s'%(uuid_host,uuid_update))
    commands.getoutput('xe-toolstack-restart')
print 'SUCCSESFUL'