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#!/usr/bin/env 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.
"""
List the vms on an ESX / vCenter host
"""
from __future__ import print_function
from pyVim.connect import SmartConnect, Disconnect
from pyVmomi import vim
import argparse
import atexit
import getpass
import ssl
import json
import os.path
fp = None
listjson = []
propFile="/opt/etc/Agent.properties"
def GetJsonFileLocation():
AgntProps = {}
if True == os.path.isfile(propFile):
with open("/opt/etc/Agent.properties") as propfile:
for line in propfile:
name, var = line.partition("=")[::2]
AgntProps[name.strip()] = var
return AgntProps["Python_Output_Json"].strip()
else:
print(propFile+" Not Found")
return None
def GetArgs():
"""
Supports the command-line arguments listed below.
"""
parser = argparse.ArgumentParser(
description='Process args for retrieving all the Virtual Machines')
parser.add_argument('-s', '--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=True, 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
or vApp 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
# if this is a vApp, it likely contains child VMs
# (vApps can nest vApps, but it is hardly a common usecase, so ignore that)
if isinstance(vm, vim.VirtualApp):
vmList = vm.vm
for c in vmList:
PrintVmInfo(c, depth + 1)
return
summary = vm.summary
#print("Name : ", summary.config.name)
#print("Path : ", summary.config.vmPathName)
#print("Guest : ", summary.config.guestFullName)
#print("Instance UUID: ", summary.config.instanceUuid)
#print("Heartbeatstatus: ", vm.guestHeartbeatStatus)
if summary.config.name and vm.guestHeartbeatStatus:
singleinfo={}
singleinfo.update({"Name":summary.config.name})
singleinfo.update({"Instance UUID":summary.config.instanceUuid})
singleinfo.update({"Heartbeatstatus":vm.guestHeartbeatStatus})
#print ("Final SINGLEINFO")
listjson.append(singleinfo)
else:
print ("NAME, UUID OR HEARTBEAT NOT PRESENT")
def GetContent(args, context):
if hasattr(ssl, '_create_unverified_context'):
context = ssl._create_unverified_context()
si = SmartConnect(host=args.host,
user=args.user,
pwd=args.password,
port=int(args.port),
sslContext=context)
if not si:
print("Could not connect to the specified host using specified "
"username and password")
return -1
atexit.register(Disconnect, si)
return si.RetrieveContent()
def CreateJsonList(content):
for child in content.rootFolder.childEntity:
if hasattr(child, 'vmFolder'):
datacenter = child
vmFolder = datacenter.vmFolder
vmList = vmFolder.childEntity
for vm in vmList:
PrintVmInfo(vm)
print (listjson)
return listjson
def CreateJsonFile(JsonFile, jsonrecord):
if(len(jsonrecord) == 0):
return False
else:
#Return False if File Location is None
print("Json File Location is:",JsonFile)
fp = open(JsonFile, 'w')
if not fp:
return False
else:
json.dump(jsonrecord, fp,sort_keys=True, indent=2)
fp.close()
return True
def main():
"""
Simple command-line program for listing the virtual machines on a system.
"""
args = GetArgs()
context = None
content = GetContent(args, context)
jsonrecord = CreateJsonList(content)
JsonFile = GetJsonFileLocation()
if (None == JsonFile):
return -1
if(True == CreateJsonFile(JsonFile, jsonrecord)):
return 0
else:
return -1
# Start program
if __name__ == "__main__":
main()
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