def instantiate_vapp(self,
name,
catalog,
template,
network=None,
fence_mode='bridged',
ip_allocation_mode='dhcp',
deploy=True,
power_on=True,
accept_all_eulas=True,
memory=None,
cpu=None,
password=None,
cust_script=None,
identical=False):
"""
Instantiate a vApp from a vApp template.
:param name: (str): The name of the new vApp.
:param catalog: (str): The name of the catalog.
:param template: (str): The name of the vApp template.
:param identical: (bool): If True, no guest customization or VM name update is performed
:return: A :class:`lxml.objectify.StringElement` object describing the new vApp.
""" # NOQA
if self.resource is None:
self.resource = self.client.get_resource(self.href)
network_href = None
if hasattr(self.resource, 'AvailableNetworks') and \
hasattr(self.resource.AvailableNetworks, 'Network'):
for n in self.resource.AvailableNetworks.Network:
if network is None or network == n.get('name'):
network_href = n.get('href')
network_name = n.get('name')
if network_href is None:
raise Exception('Network not found in the Virtual Datacenter.')
org_href = find_link(self.resource, RelationType.UP,
EntityType.ORG.value).href
org = Org(self.client, href=org_href)
template_resource = org.get_catalog_item(catalog, template)
v = self.client.get_resource(template_resource.Entity.get('href'))
n = v.xpath(
'//ovf:NetworkSection/ovf:Network',
namespaces={'ovf': 'http://schemas.dmtf.org/ovf/envelope/1'})
assert len(n) > 0
network_name_from_template = n[0].get(
'{http://schemas.dmtf.org/ovf/envelope/1}name')
deploy_param = 'true' if deploy else 'false'
power_on_param = 'true' if power_on else 'false'
network_configuration = E.Configuration(
E.ParentNetwork(href=network_href), E.FenceMode(fence_mode))
# if fence_mode == 'natRouted':
# network_configuration.append(
# E.Features(
# E.NatService(
# E.IsEnabled('true'),
# E.NatType('ipTranslation'),
# E.Policy('allowTraffic'),
# E.NatRule(
# E.OneToOneVmRule(
# E.MappingMode('automatic'),
# E.VAppScopedVmId(vm_id),
# E.VmNicId(0)
# )
# )
# )
# )
# )
vapp_network_name = network_name_from_template
if vapp_network_name == 'none':
vapp_network_name = network_name
vapp_template_params = E.InstantiateVAppTemplateParams(
name=name, deploy=deploy_param, powerOn=power_on_param)
if network_name is not None:
vapp_template_params.append(
E.InstantiationParams(
E.NetworkConfigSection(
E_OVF.Info('Configuration for logical networks'),
E.NetworkConfig(network_configuration,
networkName=vapp_network_name))))
vapp_template_params.append(
E.Source(href=template_resource.Entity.get('href')))
vm = v.xpath('//vcloud:VAppTemplate/vcloud:Children/vcloud:Vm',
namespaces=NSMAP)
assert len(vm) > 0
ip = E.InstantiationParams()
if not identical:
gc = E.GuestCustomizationSection(
E_OVF.Info('Specifies Guest OS Customization Settings'),
E.Enabled('false'),
)
if password is not None:
gc.append(E.AdminPasswordEnabled('true'))
gc.append(E.AdminPasswordAuto('false'))
gc.append(E.AdminPassword(password))
gc.append(E.ResetPasswordRequired('false'))
else:
gc.append(E.AdminPasswordEnabled('false'))
if cust_script is not None:
gc.append(E.CustomizationScript(cust_script))
gc.Enabled = E.Enabled('true')
gc.append(E.ComputerName(name))
ip.append(gc)
primary_index = int(
vm[0].NetworkConnectionSection.PrimaryNetworkConnectionIndex.text)
ip.append(
E.NetworkConnectionSection(
E_OVF.Info('Specifies the available VM network connections'),
E.NetworkConnection(E.NetworkConnectionIndex(primary_index),
E.IsConnected('true'),
E.IpAddressAllocationMode(
ip_allocation_mode.upper()),
network=vapp_network_name)))
if memory is not None:
items = v.Children[0].Vm.xpath(
'//ovf:VirtualHardwareSection/ovf:Item',
namespaces={'ovf': 'http://schemas.dmtf.org/ovf/envelope/1'})
for item in items:
if item['{http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ResourceAllocationSettingData}ResourceType'] == 4: # NOQA
item[
'{http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ResourceAllocationSettingData}ElementName'] = '%s MB of memory' % memory # NOQA
item[
'{http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ResourceAllocationSettingData}VirtualQuantity'] = memory # NOQA
memory_params = item
break
if cpu is not None:
items = v.Children[0].Vm.xpath(
'//ovf:VirtualHardwareSection/ovf:Item',
namespaces={'ovf': 'http://schemas.dmtf.org/ovf/envelope/1'})
for item in items:
if item['{http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ResourceAllocationSettingData}ResourceType'] == 3: # NOQA
item[
'{http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ResourceAllocationSettingData}ElementName'] = '%s virtual CPU(s)' % cpu # NOQA
item[
'{http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ResourceAllocationSettingData}VirtualQuantity'] = cpu # NOQA
cpu_params = item
break
if memory is not None or cpu is not None:
vhs = E_OVF.VirtualHardwareSection(
E_OVF.Info('Virtual hardware requirements'))
if memory is not None:
vhs.append(memory_params)
if cpu is not None:
vhs.append(cpu_params)
ip.append(vhs)
if identical or (password is None and cust_script is None):
needs_customization = 'false'
else:
needs_customization = 'true'
si = E.SourcedItem(
E.Source(href=vm[0].get('href'),
id=vm[0].get('id'),
name=vm[0].get('name'),
type=vm[0].get('type')))
if not identical:
si.append(
E.VmGeneralParams(E.Name(name),
E.NeedsCustomization(needs_customization)))
si.append(ip)
# if network_name != network_name_from_template:
# si.append(E.NetworkAssignment(
# innerNetwork=network_name_from_template,
# containerNetwork=network_name))
vapp_template_params.append(si)
all_eulas_accepted = 'true' if accept_all_eulas else 'false'
vapp_template_params.append(E.AllEULAsAccepted(all_eulas_accepted))
return self.client.post_resource(
self.href + '/action/instantiateVAppTemplate',
vapp_template_params,
EntityType.INSTANTIATE_VAPP_TEMPLATE_PARAMS.value)
def instantiate_vapp(self,
name,
catalog,
template,
network=None,
fence_mode=FenceMode.BRIDGED.value,
ip_allocation_mode='dhcp',
deploy=True,
power_on=True,
accept_all_eulas=False,
memory=None,
cpu=None,
disk_size=None,
password=None,
cust_script=None,
vm_name=None,
hostname=None,
storage_profile=None):
"""Instantiate a vApp from a vApp template in a catalog.
If customization parameters are provided, it will customize the VM and
guest OS, taking some assumptions.
See each parameter for details.
:param name: (str): The name of the new vApp.
:param catalog: (str): The name of the catalog.
:param template: (str): The name of the vApp template.
:param network: (str): The name of a vdc network.
When provided, connects the VM to the network.
It assumes one VM in the vApp and one NIC in the VM.
:param fence_mode: (str): Fence mode.
Possible values are `bridged` and `natRouted`
:param ip_allocation_mode: (str): IP allocation mode.
Possible values are `pool`, `dhcp` and `static`
:param deploy: (bool):
:param power_on: (bool):
:param accept_all_eulas: (bool): True confirms acceptance of all EULAs
in a vApp template.
:param memory: (int):
:param cpu: (int):
:param disk_size: (int):
:param password: (str):
:param cust_script: (str):
:param vm_name: (str): When provided, set the name of the VM.
It assumes one VM in the vApp.
:param hostname: (str): When provided, set the hostname of the guest
OS. It assumes one VM in the vApp.
:param storage_profile: (str):
:return: A :class:`lxml.objectify.StringElement` object describing the
new vApp.
"""
if self.resource is None:
self.resource = self.client.get_resource(self.href)
# Get hold of the template
org_href = find_link(self.resource, RelationType.UP,
EntityType.ORG.value).href
org = Org(self.client, href=org_href)
catalog_item = org.get_catalog_item(catalog, template)
template_resource = self.client.get_resource(
catalog_item.Entity.get('href'))
# If network is not specified by user then default to
# vApp network name specified in the template
template_networks = template_resource.xpath(
'//ovf:NetworkSection/ovf:Network',
namespaces={'ovf': NSMAP['ovf']})
assert len(template_networks) > 0
network_name_from_template = template_networks[0].get('{' +
NSMAP['ovf'] +
'}name')
if ((network is None) and (network_name_from_template != 'none')):
network = network_name_from_template
# Find the network in vdc referred to by user, using
# name of the network
network_href = network_name = None
if network is not None:
if hasattr(self.resource, 'AvailableNetworks') and \
hasattr(self.resource.AvailableNetworks, 'Network'):
for n in self.resource.AvailableNetworks.Network:
if network == n.get('name'):
network_href = n.get('href')
network_name = n.get('name')
break
if network_href is None:
raise Exception(
'Network \'%s\' not found in the Virtual Datacenter.' %
network)
# Configure the network of the vApp
vapp_instantiation_param = None
if network_name is not None:
network_configuration = E.Configuration(
E.ParentNetwork(href=network_href), E.FenceMode(fence_mode))
if fence_mode == 'natRouted':
# TODO(need to find the vm_id)
vm_id = None
network_configuration.append(
E.Features(
E.NatService(
E.IsEnabled('true'), E.NatType('ipTranslation'),
E.Policy('allowTraffic'),
E.NatRule(
E.OneToOneVmRule(E.MappingMode('automatic'),
E.VAppScopedVmId(vm_id),
E.VmNicId(0))))))
vapp_instantiation_param = E.InstantiationParams(
E.NetworkConfigSection(
E_OVF.Info('Configuration for logical networks'),
E.NetworkConfig(network_configuration,
networkName=network_name)))
# Get all vms in the vapp template
vms = template_resource.xpath(
'//vcloud:VAppTemplate/vcloud:Children/vcloud:Vm',
namespaces=NSMAP)
assert len(vms) > 0
vm_instantiation_param = E.InstantiationParams()
# Configure network of the first vm
if network_name is not None:
primary_index = int(vms[0].NetworkConnectionSection.
PrimaryNetworkConnectionIndex.text)
vm_instantiation_param.append(
E.NetworkConnectionSection(
E_OVF.Info(
'Specifies the available VM network connections'),
E.NetworkConnection(
E.NetworkConnectionIndex(primary_index),
E.IsConnected('true'),
E.IpAddressAllocationMode(ip_allocation_mode.upper()),
network=network_name)))
# Configure cpu, memory, disk of the first vm
cpu_params = memory_params = disk_params = None
if memory is not None or cpu is not None or disk_size is not None:
virtual_hardware_section = E_OVF.VirtualHardwareSection(
E_OVF.Info('Virtual hardware requirements'))
items = vms[0].xpath('//ovf:VirtualHardwareSection/ovf:Item',
namespaces={'ovf': NSMAP['ovf']})
for item in items:
if memory is not None and memory_params is None:
if item['{' + NSMAP['rasd'] + '}ResourceType'] == 4:
item['{' + NSMAP['rasd'] +
'}ElementName'] = '%s MB of memory' % memory
item['{' + NSMAP['rasd'] + '}VirtualQuantity'] = memory
memory_params = item
virtual_hardware_section.append(memory_params)
if cpu is not None and cpu_params is None:
if item['{' + NSMAP['rasd'] + '}ResourceType'] == 3:
item['{' + NSMAP['rasd'] +
'}ElementName'] = '%s virtual CPU(s)' % cpu
item['{' + NSMAP['rasd'] + '}VirtualQuantity'] = cpu
cpu_params = item
virtual_hardware_section.append(cpu_params)
if disk_size is not None and disk_params is None:
if item['{' + NSMAP['rasd'] + '}ResourceType'] == 17:
item['{' + NSMAP['rasd'] + '}Parent'] = None
item['{' + NSMAP['rasd'] + '}HostResource'].attrib[
'{' + NSMAP['vcloud'] +
'}capacity'] = '%s' % disk_size
item['{' + NSMAP['rasd'] +
'}VirtualQuantity'] = disk_size * 1024 * 1024
disk_params = item
virtual_hardware_section.append(disk_params)
vm_instantiation_param.append(virtual_hardware_section)
# Configure guest customization for the vm
if password is not None or cust_script is not None or \
hostname is not None:
guest_customization_param = E.GuestCustomizationSection(
E_OVF.Info('Specifies Guest OS Customization Settings'),
E.Enabled('true'),
)
if password is None:
guest_customization_param.append(
E.AdminPasswordEnabled('false'))
else:
guest_customization_param.append(
E.AdminPasswordEnabled('true'))
guest_customization_param.append(E.AdminPasswordAuto('false'))
guest_customization_param.append(E.AdminPassword(password))
guest_customization_param.append(
E.ResetPasswordRequired('false'))
if cust_script is not None:
guest_customization_param.append(
E.CustomizationScript(cust_script))
if hostname is not None:
guest_customization_param.append(E.ComputerName(hostname))
vm_instantiation_param.append(guest_customization_param)
# Craft the <SourcedItem> element for the first VM
sourced_item = E.SourcedItem(
E.Source(href=vms[0].get('href'),
id=vms[0].get('id'),
name=vms[0].get('name'),
type=vms[0].get('type')))
vm_general_params = E.VmGeneralParams()
if vm_name is not None:
vm_general_params.append(E.Name(vm_name))
# TODO(check if it needs customization if network, cpu or memory...)
if disk_size is None and \
password is None and \
cust_script is None and \
hostname is None:
needs_customization = 'false'
else:
needs_customization = 'true'
vm_general_params.append(E.NeedsCustomization(needs_customization))
sourced_item.append(vm_general_params)
sourced_item.append(vm_instantiation_param)
if storage_profile is not None:
sp = self.get_storage_profile(storage_profile)
vapp_storage_profile = E.StorageProfile(
href=sp.get('href'),
id=sp.get('href').split('/')[-1],
type=sp.get('type'),
name=sp.get('name'))
sourced_item.append(vapp_storage_profile)
# Cook the entire vApp Template instantiation element
deploy_param = 'true' if deploy else 'false'
power_on_param = 'true' if power_on else 'false'
all_eulas_accepted = 'true' if accept_all_eulas else 'false'
vapp_template_params = E.InstantiateVAppTemplateParams(
name=name, deploy=deploy_param, powerOn=power_on_param)
if vapp_instantiation_param is not None:
vapp_template_params.append(vapp_instantiation_param)
vapp_template_params.append(
E.Source(href=catalog_item.Entity.get('href')))
vapp_template_params.append(sourced_item)
vapp_template_params.append(E.AllEULAsAccepted(all_eulas_accepted))
# TODO(use post_linked_resource?)
return self.client.post_resource(
self.href + '/action/instantiateVAppTemplate',
vapp_template_params,
EntityType.INSTANTIATE_VAPP_TEMPLATE_PARAMS.value)
