getallvms.py

#!/usr/bin/python
# VMware vSphere Python SDK
# Copyright (c) 2008-2015 VMware, Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""
Python program for listing the vms on an ESX / vCenter host
"""

from __future__ import print_function

import pyVmomi

from pyVmomi import vim
from pyVmomi import vmodl

from pyVim.connect import SmartConnect, Disconnect
from pyVmomi import vmodl

import argparse
import atexit
import getpass


def GetArgs():
   """
   Supports the command-line arguments listed below.
   """
   parser = argparse.ArgumentParser(
       description='Process args for retrieving all the Virtual Machines')
   parser.add_argument('-H', '--host', required=True, action='store',
                       help='Remote host to connect to')
   parser.add_argument('-o', '--port', type=int, default=443, action='store',
                       help='Port to connect on')
   parser.add_argument('-u', '--user', required=True, action='store',
                       help='User name to use when connecting to host')
   parser.add_argument('-p', '--password', required=False, action='store',
                       help='Password to use when connecting to host')
   args = parser.parse_args()
   return args

def PrintVmInfo(vm, depth=1):
    """
    Print information for a particular virtual machine or recurse into a folder
    with depth protection
    """
    maxdepth = 10

    # if this is a group it will have children. if it does, recurse into them
    # and then return
    if hasattr(vm, 'childEntity'):
      if depth > maxdepth:
         return
      vmList = vm.childEntity
      for c in vmList:
         PrintVmInfo(c, depth+1)
      return

    summary = vm.summary
    annotation = summary.config.annotation
    if summary.guest != None:
      ip = summary.guest.ipAddress
      if ip != None and ip != "":
          pass
      else:
        ip = 'Unknown'
    toolsversion = vm.guest.toolsVersion
    if toolsversion == '0':
       toolsversion = 'Not Installed'
    diskdata = []
    for device in vm.config.hardware.device:
        if hasattr(device.backing, 'fileName'):
            diskname = device.deviceInfo.label
            disksize = device.deviceInfo.summary
            diskdata.append("{}: {}".format(diskname,disksize))
    print('"{}","{}","{}","{}","{}","{}","{}","{}","{}","{}"'.format(vm.runtime.host.name,summary.config.name,summary.config.guestFullName,summary.config.numCpu,summary.config.memorySizeMB,toolsversion,vm.config.version,ip,summary.runtime.powerState,diskdata))

def main():
    """
    Simple command-line program for listing the virtual machines on a system.
    """

    args = GetArgs()
    if args.password:
      password = args.password
    else:
      password = getpass.getpass(prompt='Enter password for host %s and '
                                        'user %s: ' % (args.host,args.user))

    si = SmartConnect(host=args.host,
                     user=args.user,
                     pwd=password,
                     port=int(args.port))
    if not si:
       print("Could not connect to the specified host using specified "
             "username and password")
       return -1

    atexit.register(Disconnect, si)

    content = si.RetrieveContent()
    print('"Host Name","Server Name","OS","CPUs","Memory","Tools Version","Hardware version","IP","Power State","Drives"')
    for child in content.rootFolder.childEntity:
      if hasattr(child, 'vmFolder'):
         datacenter = child
         vmFolder = datacenter.vmFolder
         vmList = vmFolder.childEntity
         for vm in vmList:
            PrintVmInfo(vm)
    return 0

# Start program
if __name__ == "__main__":
    main()