Below python SDK script taking about ~4 mili sec (which lists all required attributes). real 0m4.137s user 0m3.021s sys 0m0.074s similar script on perl VMware SDK taking 1 sec. Can someone help ...
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Below python SDK script taking about ~4 mili sec (which lists all required attributes). real 0m4.137s user 0m3.021s sys 0m0.074s similar script on perl VMware SDK taking 1 sec. Can someone help me improve the execution to nearly 1 mili sec similar to perl script. [$$]# cat getallvms2.py
#!/usr/bin/env python
# VMware vSphere Python SDK
# Copyright (c) 2008-2021 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
"""
import re
from pyVmomi import vmodl, vim
from tools import cli, service_instance
def print_vm_info(virtual_machine):
"""
Print information for a particular virtual machine or recurse into a
folder with depth protection
"""
vm_config = {}
summary = virtual_machine.summary
host_ref = virtual_machine.runtime.host
if not host_ref:
print("Can't find host ref")
accessibility = summary.runtime.connectionState
extra_config = virtual_machine.config.extraConfig
vname = summary.config.name
uuid = summary.config.uuid
if uuid:
vm_config.update({ "uuid": uuid })
iuuid = summary.config.instanceUuid
if iuuid:
vm_config.update({ "instanceUuid": iuuid })
cversion = virtual_machine.config.version
if cversion is not None:
vm_config.update({ "version": cversion })
change_tracking_enable = virtual_machine.config.changeTrackingEnabled
if change_tracking_enable is not None:
vm_config.update({ "changeTrackingEnabled": "1" if change_tracking_enable else "0" })
change_tracking_support = virtual_machine.capability.changeTrackingSupported
if change_tracking_support is not None:
vm_config.update({ "changeTrackingSupported": "1" if change_tracking_support else "0"})
ctemplate = summary.config.template
if ctemplate:
vm_config.update({ "template": "1" if ctemplate else "0" })
gfullname = summary.config.guestFullName
if gfullname:
vm_config.update({"guestFullName": gfullname})
devs = virtual_machine.config.hardware.device
extra_config = virtual_machine.config.extraConfig
if extra_config:
config_name = virtual_machine.config.name
for entry in extra_config:
if entry.key == 'unitrends.vm.type':
if entry.value in ['instant_recovery_audit', 'replica_vm', 'virtual_appliance']:
debug_message("Skipping VM %s since .it was created for VMware IR." % config_name)
exclude_vm_from_inventory = 1
break
print("Name : ", summary.config.name)
print("Template : ", summary.config.template)
print("Path : ", summary.config.vmPathName)
print("Guest : ", summary.config.guestFullName)
print("Instance UUID : ", summary.config.instanceUuid)
print("Bios UUID : ", summary.config.uuid)
annotation = summary.config.annotation
if annotation:
print("Annotation : ", annotation)
print("State : ", summary.runtime.powerState)
if summary.guest is not None:
ip_address = summary.guest.ipAddress
tools_version = summary.guest.toolsStatus
if tools_version is not None:
print("VMware-tools: ", tools_version)
else:
print("Vmware-tools: None")
if ip_address:
print("IP : ", ip_address)
else:
print("IP : None")
if summary.runtime.question is not None:
print("Question : ", summary.runtime.question.text)
print("")
def main():
"""
Simple command-line program for listing the virtual machines on a system.
"""
parser = cli.Parser()
parser.add_custom_argument('-f', '--find', required=False,
action='store', help='String to match VM names')
args = parser.get_args()
si = service_instance.connect(args)
try:
content = si.RetrieveContent()
container = content.rootFolder # starting point to look into
view_type = [vim.VirtualMachine] # object types to look for
recursive = True # whether we should look into it recursively
container_view = content.viewManager.CreateContainerView(
container, view_type, recursive)
children = container_view.view
if args.find is not None:
pat = re.compile(args.find, re.IGNORECASE)
for child in children:
if args.find is None:
print_vm_info(child)
else:
if pat.search(child.summary.config.name) is not None:
print_vm_info(child)
except vmodl.MethodFault as error:
print("Caught vmodl fault : " + error.msg)
return -1
return 0
# Start program
if __name__ == "__main__":
main()
