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https://github.com/vmware/vsphere-automation-sdk-python.git
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123 lines
4.2 KiB
Python
123 lines
4.2 KiB
Python
#!/usr/bin/env python
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"""
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* *******************************************************
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* Copyright (c) VMware, Inc. 2020. All Rights Reserved.
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* SPDX-License-Identifier: MIT
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* *******************************************************
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*
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* DISCLAIMER. THIS PROGRAM IS PROVIDED TO YOU "AS IS" WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, WHETHER ORAL OR WRITTEN,
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* EXPRESS OR IMPLIED. THE AUTHOR SPECIFICALLY DISCLAIMS ANY IMPLIED
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* WARRANTIES OR CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY,
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* NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE.
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"""
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__author__ = 'VMware, Inc.'
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__vcenter_version__ = '7.0+'
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import random
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import time
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from com.vmware.vstats_client import AcqSpecs, CidMid, RsrcId, Data
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from vmware.vapi.vsphere.client import create_vsphere_client
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from samples.vsphere.common import sample_util
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from samples.vsphere.common.ssl_helper import get_unverified_session
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from samples.vsphere.vcenter.hcl.utils import get_configuration
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from samples.vsphere.vcenter.vstats.helpers.sample_cli import parser
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class SampleQueryDataPoints(object):
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"""
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Description: Demonstrates end to end workflow of vSphere Stats.
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Step 1: Creation of an Acquisition Specification.
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Step 2: Query for data points filtered by cid.
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Sample Prerequisites:
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vCenter 7.0x with 7.0x ESXi hosts.
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"""
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def __init__(self):
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args = sample_util.process_cli_args(parser.parse_args())
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self.interval = int(args.interval)
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self.expiration = int(args.expiration)
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stub_config = get_configuration(
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args.server, args.username, args.password,
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args.skipverification)
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self.acq_specs_client = AcqSpecs(stub_config)
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self.data_client = Data(stub_config)
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session = get_unverified_session() if args.skipverification else None
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self.vsphere_client = create_vsphere_client(
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server=args.server, username=args.username,
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password=args.password, session=session)
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def run(self):
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cid = "disk.throughput.usage.VM"
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wait_time = 30
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vm_type = "VM"
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memo = "user definition of acquisition spec"
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cid_mid_obj = CidMid(cid=cid)
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counter_spec_obj = self.acq_specs_client.CounterSpec(
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cid_mid=cid_mid_obj)
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# Choose a random VM from which stats data needs to be collected.
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vm_list = self.vsphere_client.vcenter.VM.list()
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vm_obj = random.choice(vm_list)
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vm_id = vm_obj.vm
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rsrc_obj = RsrcId(id_value=vm_id, type=vm_type)
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# Create an Acquisition Specification for VM counter.
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acq_spec_obj = self.acq_specs_client.CreateSpec(
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counters=counter_spec_obj,
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resources=[rsrc_obj],
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interval=self.interval,
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expiration=self.expiration,
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memo_=memo
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)
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acq_spec_id = self.acq_specs_client.create(acq_spec_obj)
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SampleQueryDataPoints.print_output(
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"Acquisition Specification created with ID: " + acq_spec_id)
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# Get the Acquisition Specification.
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acq_spec_info = self.acq_specs_client.get(acq_spec_id)
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SampleQueryDataPoints.print_output(
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"Details of Acquisition Specification with ID " + acq_spec_id,
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acq_spec_info)
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# Wait for 30 seconds for data collection to happen.
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time.sleep(wait_time)
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# Query for data points filtered by cid.
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filter_spec = self.data_client.FilterSpec(cid=cid)
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data_points = self.data_client.query_data_points(filter=filter_spec)
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SampleQueryDataPoints.print_output(
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"Data Points collected", data_points)
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# CleanUp.
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# Delete the Acquisition Specification.
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self.acq_specs_client.delete(acq_spec_id)
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SampleQueryDataPoints.print_output(
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"Acquisition Specification with ID: " + acq_spec_id +
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" is deleted")
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@staticmethod
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def print_output(*argv):
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print("------------------------------------")
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for arg in argv:
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print(arg)
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def main():
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"""
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Entry point for the sample client.
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"""
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query_dp = SampleQueryDataPoints()
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query_dp.run()
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if __name__ == '__main__':
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main()
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