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189 lines
7.1 KiB
Python
189 lines
7.1 KiB
Python
"""
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* *******************************************************
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* Copyright (c) VMware, Inc. 2016. All Rights Reserved.
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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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__copyright__ = 'Copyright 2016 VMware, Inc. All rights reserved.'
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__vcenter_version__ = '6.5+'
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from com.vmware.vcenter_client import (Cluster, Datastore, Folder, ResourcePool,
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VM)
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from samples.vsphere.vcenter.helper import vm_placement_helper
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#####################################################################
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# Placement samples: How to get a valid PlacementSpec to create a VM
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#####################################################################
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# Place to a Cluster
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#
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# a. Datacenter based flow:
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# * Use vcenter.Datacenter#list() to find a datacenter
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# * Find a compute resource that is in the selected Datacenter
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# * 1. Cluster:
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# * Use the cluster list operation to find a cluster in a
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# datacenter with a specific name
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#
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def get_placement_spec_for_cluster(context):
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"""
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Cluster names are not guaranteed to be unique within a vCenter instance,
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so we qualify our search using the Datacenter. If Folders are used, the
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search must be qualified using Folders since a Cluster name is not
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guaranteed to be unique across different Folders within a Datacenter.
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"""
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# Select a Cluster meeting our requirements
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datacenter_name = context.testbed.config['DATACENTER2_NAME']
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datacenter = context.testbed.entities['DATACENTER_IDS'][datacenter_name]
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cluster_name = context.testbed.config['CLUSTER1_NAME']
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names = set([cluster_name])
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cluster_svc = Cluster(context.stub_config)
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filter = Cluster.FilterSpec(
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names=set([cluster_name]),
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datacenters=set([datacenter]))
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cluster_summaries = cluster_svc.list(filter=filter)
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cluster = None
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if len(cluster_summaries) > 0:
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cluster = cluster_summaries[0].cluster
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print("Selecting Cluster '{}' ({})".format(cluster_name, cluster))
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else:
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print("Cluster '{}' not found".format(cluster_name))
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return None
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# Select a Folder meeting our requirements.
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#
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# Must be in the same Datacenter as the Cluster that was chosen.
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datacenter_name = context.testbed.config['DATACENTER2_NAME']
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datacenter = context.testbed.entities['DATACENTER_IDS'][datacenter_name]
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folder_name = context.testbed.config['VM_FOLDER2_NAME']
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folder_svc = Folder(context.stub_config)
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filter = Folder.FilterSpec(
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names=set([folder_name]),
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datacenters=set([datacenter]))
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folder_summaries = folder_svc.list(filter=filter)
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folder = None
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if len(folder_summaries) > 0:
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folder = folder_summaries[0].folder
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print("Selecting Folder '{}' ({})".format(folder_name, folder))
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else:
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print("Folder '{}' not found".format(folder_name))
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return None
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# Select a Datastore meeting our requirements.
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#
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# Must be in the same Datacenter as the Cluster that was chosen.
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# TODO No way to validate that Cluster is connected to Datastore
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datacenter_name = context.testbed.config['DATACENTER2_NAME']
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datacenter = context.testbed.entities['DATACENTER_IDS'][datacenter_name]
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# TODO Parameterize based on NFS or VMFS
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datastore_name = context.testbed.config['NFS_DATASTORE_NAME']
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datastore_svc = Datastore(context.stub_config)
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filter = Datastore.FilterSpec(
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names=set([datastore_name]),
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datacenters=set([datacenter]))
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datastore_summaries = datastore_svc.list(filter=filter)
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datastore = None
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if len(datastore_summaries) > 0:
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datastore = datastore_summaries[0].datastore
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print("Selecting Datastore '{}' ({})".format(datastore_name, datastore))
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else:
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print("Datastore '{}' not found".format(datastore_name))
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return None
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placement_spec = VM.PlacementSpec(folder=folder,
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cluster=cluster,
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datastore=datastore)
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print("get_placement_spec_for_cluster: Result is '{}'".
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format(placement_spec))
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return placement_spec
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def get_placement_spec_for_resource_pool(context):
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# Select a ResourcePool meeting our requirements
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datacenter_name = context.testbed.config['DATACENTER2_NAME']
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datacenter = context.testbed.entities['DATACENTER_IDS'][datacenter_name]
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resource_pool_svc = ResourcePool(context.stub_config)
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filter = ResourcePool.FilterSpec(datacenters=set([datacenter]))
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resource_pool_summaries = resource_pool_svc.list(filter=filter)
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resource_pool = None
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if len(resource_pool_summaries) > 0:
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resource_pool = resource_pool_summaries[0].resource_pool
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print('Selecting ResourcePool ({})'.format(resource_pool))
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else:
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print("ResourcePool not found in Datacenter '{}'".
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format(datacenter_name))
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return None
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# Select a Folder meeting our requirements.
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#
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# Must be in the same Datacenter as the ResourcePool that was chosen.
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datacenter_name = context.testbed.config['DATACENTER2_NAME']
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datacenter = context.testbed.entities['DATACENTER_IDS'][datacenter_name]
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folder_name = context.testbed.config['VM_FOLDER2_NAME']
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folder_svc = Folder(context.stub_config)
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filter = Folder.FilterSpec(
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names=set([folder_name]),
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datacenters=set([datacenter]))
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folder_summaries = folder_svc.list(filter=filter)
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folder = None
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if len(folder_summaries) > 0:
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folder = folder_summaries[0].folder
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print("Selecting Folder '{}' ({})".format(folder_name, folder))
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else:
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print("Folder '{}' not found".format(folder_name))
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return None
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# Select a Datastore meeting our requirements.
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#
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# Must be in the same Datacenter as the ResourcePool that was chosen.
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datacenter_name = context.testbed.config['DATACENTER2_NAME']
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datacenter = context.testbed.entities['DATACENTER_IDS'][datacenter_name]
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# TODO Parameterize based on NFS or VMFS
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datastore_name = context.testbed.config['NFS_DATASTORE_NAME']
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datastore_svc = Datastore(context.stub_config)
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filter = Datastore.FilterSpec(
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names=set([datastore_name]),
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datacenters=set([datacenter]))
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datastore_summaries = datastore_svc.list(filter=filter)
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datastore = None
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if len(datastore_summaries) > 0:
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datastore = datastore_summaries[0].datastore
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print("Selecting Datastore '{}' ({})".format(datastore_name, datastore))
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else:
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print("Datastore '{}' not found".format(datastore_name))
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return None
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placement_spec = VM.PlacementSpec(folder=folder,
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resource_pool=resource_pool,
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datastore=datastore)
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print("get_placement_spec_for_resourcepool: Result is '{}'".
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format(placement_spec))
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return placement_spec
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