def get_compute_policy_tags(api_version, sizing_compute_policy_href):
"""Generate compute policy tags depending on api_version.
VdcComputePolicy and ComputePolicy tags are generated from
sizing_compute_policy_href.
:param api_version str
:param sizing_compute_policy_href href
:rtype (VdcComputePolicy, ComputePolicy) (etree.Element, etree.Element)
"""
if not sizing_compute_policy_href:
return (None, None)
sizing_compute_policy_id = sizing_compute_policy_href.split('/')[-1]
vdc_compute_policy_element = None
compute_policy_element = None
if api_version >= VDC_COMPUTE_POLICY_MIN_API_VERSION and \
api_version <= VDC_COMPUTE_POLICY_MAX_API_VERSION:
vdc_compute_policy_element = E.VdcComputePolicy()
vdc_compute_policy_element.set('href', sizing_compute_policy_href)
vdc_compute_policy_element.set('id', sizing_compute_policy_id)
vdc_compute_policy_element.set('type', 'application/json')
if api_version >= VM_SIZING_POLICY_MIN_API_VERSION:
compute_policy_element = E.ComputePolicy()
sizing_policy_element = E.VmSizingPolicy()
compute_policy_element.append(sizing_policy_element)
sizing_policy_element.set('href', sizing_compute_policy_href)
sizing_policy_element.set('id', sizing_compute_policy_id)
return (vdc_compute_policy_element, compute_policy_element)
def generate_compute_policy_tags(api_version,
sizing_policy_href=None,
placement_policy_href=None):
"""Generate compute policy tags depending on api_version.
VdcComputePolicy and ComputePolicy tags are generated from
sizing_compute_policy_href and placement_policy_href.
VdcComputePolicy Tag will be generated if api_version < 33.0.
ComputePolicy Tag will be generated only if the api_version >= 33.0.
:param api_version str
:param sizing_policy_href href
:param placement_policy_href href
:rtype (VdcComputePolicy, ComputePolicy) (etree.Element, etree.Element)
"""
if api_version < VDC_COMPUTE_POLICY_MIN_API_VERSION or not \
(sizing_policy_href or placement_policy_href):
return (None, None)
vdc_compute_policy_element = None
compute_policy_element = None
if api_version < VDC_COMPUTE_POLICY_MAX_API_VERSION:
# Placement policy always have precedence over sizing policy to be set
# as VdcComputePolicy
vdc_compute_policy_href = placement_policy_href \
if placement_policy_href else sizing_policy_href
vdc_compute_policy_id = \
retrieve_compute_policy_id_from_href(vdc_compute_policy_href)
vdc_compute_policy_element = E.VdcComputePolicy()
vdc_compute_policy_element.set('href', vdc_compute_policy_href)
vdc_compute_policy_element.set('id', vdc_compute_policy_id)
vdc_compute_policy_element.set('type', 'application/json')
else:
compute_policy_element = E.ComputePolicy()
if placement_policy_href:
placement_policy_id = \
retrieve_compute_policy_id_from_href(placement_policy_href)
placement_policy_element = E.VmPlacementPolicy()
compute_policy_element.append(placement_policy_element)
placement_policy_element.set('href', placement_policy_href)
placement_policy_element.set('id', placement_policy_id)
if sizing_policy_href:
sizing_policy_id = \
retrieve_compute_policy_id_from_href(sizing_policy_href)
sizing_policy_element = E.VmSizingPolicy()
compute_policy_element.append(sizing_policy_element)
sizing_policy_element.set('href', sizing_policy_href)
sizing_policy_element.set('id', sizing_policy_id)
return (vdc_compute_policy_element, compute_policy_element)
def update_vm_compute_policy_element(api_version,
vm,
sizing_policy_href=None,
sizing_policy_final=False,
placement_policy_href=None,
placement_policy_final=False):
"""Update the compute policy element of a VM.
Note: This method only adds the policy elements if supported by the
api_version
:param float api_version:
:param lxml.objectify.ObjectifiedElement vm: Element representing a VM
:param str sizing_policy_href: href of the sizing policy to be added
:param bool sizing_policy_final: If set to True, the sizing policy can't
be overridden
:param str placement_policy_href: href of the placement policy to be added
:param bool placement_policy_final: If set to True, the placement policy
can't be overridden
:return: Boolean which indicates if update is required. (VM resource is
manipulated in-place)
:rtype: bool
"""
# boolean which indicates if template vm element has been changed
update_required = False
if api_version < VM_SIZING_POLICY_MIN_API_VERSION and \
not (sizing_policy_href or placement_policy_href):
return update_required
date_created_node = vm.find(
'{http://www.vmware.com/vcloud/v1.5}DateCreated') # noqa: E501
if hasattr(vm, 'ComputePolicy'):
compute_policy_element = vm.ComputePolicy
else:
update_required = True
compute_policy_element = E.ComputePolicy()
date_created_node.addprevious(compute_policy_element)
if placement_policy_href:
placement_policy_id = retrieve_compute_policy_id_from_href(
placement_policy_href) # noqa: E501
if hasattr(compute_policy_element, 'VmPlacementPolicy'):
if compute_policy_element.VmPlacementPolicy.get(
'href', '') != placement_policy_href: # noqa: E501
update_required = True
vm_placement_policy_element = compute_policy_element.VmPlacementPolicy # noqa: E501
else:
update_required = True
vm_placement_policy_element = E.VmPlacementPolicy()
# VmPlacementPolicy should always precede VmSizingPolicy
compute_policy_element.insert(0, vm_placement_policy_element)
compute_policy_element.insert(
1, E.VmPlacementPolicyFinal(
str(placement_policy_final).lower())) # noqa: E501
vm_placement_policy_element.set('href', placement_policy_href)
vm_placement_policy_element.set('id', placement_policy_id)
vm_placement_policy_element.set('type', 'application/json')
if sizing_policy_href:
sizing_policy_id = retrieve_compute_policy_id_from_href(
sizing_policy_href) # noqa: E501
if hasattr(compute_policy_element, 'VmSizingPolicy'):
if compute_policy_element.VmSizingPolicy.get(
'href', '') != sizing_policy_href: # noqa: E501
update_required = True
vm_sizing_policy_element = compute_policy_element.VmSizingPolicy # noqa: E501
else:
update_required = True
vm_sizing_policy_element = E.VmSizingPolicy()
compute_policy_element.append(vm_sizing_policy_element)
compute_policy_element.append(
E.VmSizingPolicyFinal(
str(sizing_policy_final).lower())) # noqa: E501
vm_sizing_policy_element.set('href', sizing_policy_href)
vm_sizing_policy_element.set('id', sizing_policy_id)
vm_sizing_policy_element.set('type', 'application/json')
return update_required