def _set_machine_id(self, client_factory, instance):
"""
Set the machine id of the VM for guest tools to pick up and change
the IP.
"""
vm_ref = self._get_vm_ref_from_the_name(instance.name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance.id)
network = db.network_get_by_instance(context.get_admin_context(),
instance['id'])
mac_addr = instance.mac_address
net_mask = network["netmask"]
gateway = network["gateway"]
ip_addr = db.instance_get_fixed_address(context.get_admin_context(),
instance['id'])
machine_id_chanfge_spec = \
vm_util.get_machine_id_change_spec(client_factory, mac_addr,
ip_addr, net_mask, gateway)
LOG.debug(_("Reconfiguring VM instance %(name)s to set the machine id "
"with ip - %(ip_addr)s") %
({'name': instance.name,
'ip_addr': ip_addr}))
reconfig_task = self._session._call_method(self._session._get_vim(),
"ReconfigVM_Task", vm_ref,
spec=machine_id_chanfge_spec)
self._session._wait_for_task(instance.id, reconfig_task)
LOG.debug(_("Reconfigured VM instance %(name)s to set the machine id "
"with ip - %(ip_addr)s") %
({'name': instance.name,
'ip_addr': ip_addr}))
def _set_machine_id(self, client_factory, instance):
"""
Set the machine id of the VM for guest tools to pick up and change
the IP.
"""
admin_context = context.get_admin_context()
vm_ref = self._get_vm_ref_from_the_name(instance.name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance.id)
network = db.network_get_by_instance(context.get_admin_context(),
instance['id'])
mac_address = None
if instance['mac_addresses']:
mac_address = instance['mac_addresses'][0]['address']
net_mask = network["netmask"]
gateway = network["gateway"]
broadcast = network["broadcast"]
# TODO(vish): add support for dns2
dns = network["dns1"]
addresses = db.instance_get_fixed_addresses(admin_context,
instance['id'])
ip_addr = addresses[0] if addresses else None
machine_id_change_spec = \
vm_util.get_machine_id_change_spec(client_factory, mac_address,
ip_addr, net_mask, gateway,
broadcast, dns)
LOG.debug(
_("Reconfiguring VM instance %(name)s to set the machine id "
"with ip - %(ip_addr)s") % ({
'name': instance.name,
'ip_addr': ip_addr
}))
reconfig_task = self._session._call_method(self._session._get_vim(),
"ReconfigVM_Task",
vm_ref,
spec=machine_id_change_spec)
self._session._wait_for_task(instance.id, reconfig_task)
LOG.debug(
_("Reconfigured VM instance %(name)s to set the machine id "
"with ip - %(ip_addr)s") % ({
'name': instance.name,
'ip_addr': ip_addr
}))
def _set_machine_id(self, client_factory, instance):
"""
Set the machine id of the VM for guest tools to pick up and change
the IP.
"""
admin_context = nova_context.get_admin_context()
vm_ref = self._get_vm_ref_from_the_name(instance.name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance.id)
network = db.network_get_by_instance(nova_context.get_admin_context(),
instance['id'])
mac_address = None
if instance['mac_addresses']:
mac_address = instance['mac_addresses'][0]['address']
net_mask = network["netmask"]
gateway = network["gateway"]
broadcast = network["broadcast"]
# TODO(vish): add support for dns2
dns = network["dns1"]
addresses = db.instance_get_fixed_addresses(admin_context,
instance['id'])
ip_addr = addresses[0] if addresses else None
machine_id_change_spec = \
vm_util.get_machine_id_change_spec(client_factory, mac_address,
ip_addr, net_mask, gateway,
broadcast, dns)
LOG.debug(_("Reconfiguring VM instance %(name)s to set the machine id "
"with ip - %(ip_addr)s") %
({'name': instance.name,
'ip_addr': ip_addr}))
reconfig_task = self._session._call_method(self._session._get_vim(),
"ReconfigVM_Task", vm_ref,
spec=machine_id_change_spec)
self._session._wait_for_task(instance.id, reconfig_task)
LOG.debug(_("Reconfigured VM instance %(name)s to set the machine id "
"with ip - %(ip_addr)s") %
({'name': instance.name,
'ip_addr': ip_addr}))
def setup_compute_network(self, context, instance_id):
"""Sets up matching network for compute hosts."""
network_ref = db.network_get_by_instance(context, instance_id)
self.driver.ensure_vlan_bridge(network_ref['vlan'],
network_ref['bridge'])
def spawn(self, instance, network_info):
"""
Creates a VM instance.
Steps followed are:
1. Create a VM with no disk and the specifics in the instance object
like RAM size.
2. Create a dummy vmdk of the size of the disk file that is to be
uploaded. This is required just to create the metadata file.
3. Delete the -flat.vmdk file created in the above step and retain
the metadata .vmdk file.
4. Upload the disk file.
5. Attach the disk to the VM by reconfiguring the same.
6. Power on the VM.
"""
vm_ref = self._get_vm_ref_from_the_name(instance.name)
if vm_ref:
raise exception.InstanceExists(name=instance.name)
client_factory = self._session._get_vim().client.factory
service_content = self._session._get_vim().get_service_content()
network = db.network_get_by_instance(context.get_admin_context(),
instance['id'])
net_name = network['bridge']
def _check_if_network_bridge_exists():
network_ref = \
network_utils.get_network_with_the_name(self._session,
net_name)
if network_ref is None:
raise exception.NetworkNotFoundForBridge(bridge=net_name)
return network_ref
self.plug_vifs(instance, network_info)
network_obj = _check_if_network_bridge_exists()
def _get_datastore_ref():
"""Get the datastore list and choose the first local storage."""
data_stores = self._session._call_method(
vim_util, "get_objects", "Datastore",
["summary.type", "summary.name"])
for elem in data_stores:
ds_name = None
ds_type = None
for prop in elem.propSet:
if prop.name == "summary.type":
ds_type = prop.val
elif prop.name == "summary.name":
ds_name = prop.val
# Local storage identifier
if ds_type == "VMFS":
data_store_name = ds_name
return data_store_name
if data_store_name is None:
msg = _("Couldn't get a local Datastore reference")
LOG.exception(msg)
raise exception.Error(msg)
data_store_name = _get_datastore_ref()
def _get_image_properties():
"""
Get the Size of the flat vmdk file that is there on the storage
repository.
"""
image_size, image_properties = \
vmware_images.get_vmdk_size_and_properties(
instance.image_ref, instance)
vmdk_file_size_in_kb = int(image_size) / 1024
os_type = image_properties.get("vmware_ostype", "otherGuest")
adapter_type = image_properties.get("vmware_adaptertype",
"lsiLogic")
return vmdk_file_size_in_kb, os_type, adapter_type
vmdk_file_size_in_kb, os_type, adapter_type = _get_image_properties()
def _get_vmfolder_and_res_pool_mors():
"""Get the Vm folder ref from the datacenter."""
dc_objs = self._session._call_method(vim_util, "get_objects",
"Datacenter", ["vmFolder"])
# There is only one default datacenter in a standalone ESX host
vm_folder_mor = dc_objs[0].propSet[0].val
# Get the resource pool. Taking the first resource pool coming our
# way. Assuming that is the default resource pool.
res_pool_mor = self._session._call_method(vim_util, "get_objects",
"ResourcePool")[0].obj
return vm_folder_mor, res_pool_mor
vm_folder_mor, res_pool_mor = _get_vmfolder_and_res_pool_mors()
# Get the create vm config spec
config_spec = vm_util.get_vm_create_spec(client_factory, instance,
data_store_name, net_name,
os_type, network_obj)
def _execute_create_vm():
"""Create VM on ESX host."""
LOG.debug(
_("Creating VM with the name %s on the ESX host") %
instance.name)
# Create the VM on the ESX host
vm_create_task = self._session._call_method(
self._session._get_vim(),
"CreateVM_Task",
vm_folder_mor,
config=config_spec,
pool=res_pool_mor)
self._session._wait_for_task(instance.id, vm_create_task)
LOG.debug(
_("Created VM with the name %s on the ESX host") %
instance.name)
_execute_create_vm()
# Set the machine id for the VM for setting the IP
self._set_machine_id(client_factory, instance)
# Naming the VM files in correspondence with the VM instance name
# The flat vmdk file name
flat_uploaded_vmdk_name = "%s/%s-flat.vmdk" % (instance.name,
instance.name)
# The vmdk meta-data file
uploaded_vmdk_name = "%s/%s.vmdk" % (instance.name, instance.name)
flat_uploaded_vmdk_path = vm_util.build_datastore_path(
data_store_name, flat_uploaded_vmdk_name)
uploaded_vmdk_path = vm_util.build_datastore_path(
data_store_name, uploaded_vmdk_name)
def _create_virtual_disk():
"""Create a virtual disk of the size of flat vmdk file."""
# Create a Virtual Disk of the size of the flat vmdk file. This is
# done just to generate the meta-data file whose specifics
# depend on the size of the disk, thin/thick provisioning and the
# storage adapter type.
# Here we assume thick provisioning and lsiLogic for the adapter
# type
LOG.debug(
_("Creating Virtual Disk of size "
"%(vmdk_file_size_in_kb)s KB and adapter type "
"%(adapter_type)s on the ESX host local store"
" %(data_store_name)s") % {
"vmdk_file_size_in_kb": vmdk_file_size_in_kb,
"adapter_type": adapter_type,
"data_store_name": data_store_name
})
vmdk_create_spec = vm_util.get_vmdk_create_spec(
client_factory, vmdk_file_size_in_kb, adapter_type)
vmdk_create_task = self._session._call_method(
self._session._get_vim(),
"CreateVirtualDisk_Task",
service_content.virtualDiskManager,
name=uploaded_vmdk_path,
datacenter=self._get_datacenter_name_and_ref()[0],
spec=vmdk_create_spec)
self._session._wait_for_task(instance.id, vmdk_create_task)
LOG.debug(
_("Created Virtual Disk of size %(vmdk_file_size_in_kb)s"
" KB on the ESX host local store "
"%(data_store_name)s") % {
"vmdk_file_size_in_kb": vmdk_file_size_in_kb,
"data_store_name": data_store_name
})
_create_virtual_disk()
def _delete_disk_file():
LOG.debug(
_("Deleting the file %(flat_uploaded_vmdk_path)s "
"on the ESX host local"
"store %(data_store_name)s") % {
"flat_uploaded_vmdk_path": flat_uploaded_vmdk_path,
"data_store_name": data_store_name
})
# Delete the -flat.vmdk file created. .vmdk file is retained.
vmdk_delete_task = self._session._call_method(
self._session._get_vim(),
"DeleteDatastoreFile_Task",
service_content.fileManager,
name=flat_uploaded_vmdk_path)
self._session._wait_for_task(instance.id, vmdk_delete_task)
LOG.debug(
_("Deleted the file %(flat_uploaded_vmdk_path)s on the "
"ESX host local store %(data_store_name)s") % {
"flat_uploaded_vmdk_path": flat_uploaded_vmdk_path,
"data_store_name": data_store_name
})
_delete_disk_file()
cookies = self._session._get_vim().client.options.transport.cookiejar
def _fetch_image_on_esx_datastore():
"""Fetch image from Glance to ESX datastore."""
LOG.debug(
_("Downloading image file data %(image_ref)s to the ESX "
"data store %(data_store_name)s") %
({
'image_ref': instance.image_ref,
'data_store_name': data_store_name
}))
# Upload the -flat.vmdk file whose meta-data file we just created
# above
vmware_images.fetch_image(
instance.image_ref,
instance,
host=self._session._host_ip,
data_center_name=self._get_datacenter_name_and_ref()[1],
datastore_name=data_store_name,
cookies=cookies,
file_path=flat_uploaded_vmdk_name)
LOG.debug(
_("Downloaded image file data %(image_ref)s to the ESX "
"data store %(data_store_name)s") %
({
'image_ref': instance.image_ref,
'data_store_name': data_store_name
}))
_fetch_image_on_esx_datastore()
vm_ref = self._get_vm_ref_from_the_name(instance.name)
def _attach_vmdk_to_the_vm():
"""
Attach the vmdk uploaded to the VM. VM reconfigure is done
to do so.
"""
vmdk_attach_config_spec = vm_util.get_vmdk_attach_config_spec(
client_factory, vmdk_file_size_in_kb, uploaded_vmdk_path,
adapter_type)
LOG.debug(
_("Reconfiguring VM instance %s to attach the image "
"disk") % instance.name)
reconfig_task = self._session._call_method(
self._session._get_vim(),
"ReconfigVM_Task",
vm_ref,
spec=vmdk_attach_config_spec)
self._session._wait_for_task(instance.id, reconfig_task)
LOG.debug(
_("Reconfigured VM instance %s to attach the image "
"disk") % instance.name)
_attach_vmdk_to_the_vm()
def _power_on_vm():
"""Power on the VM."""
LOG.debug(_("Powering on the VM instance %s") % instance.name)
# Power On the VM
power_on_task = self._session._call_method(
self._session._get_vim(), "PowerOnVM_Task", vm_ref)
self._session._wait_for_task(instance.id, power_on_task)
LOG.debug(_("Powered on the VM instance %s") % instance.name)
_power_on_vm()
def setup_compute_network(self, context, instance_id):
"""Sets up matching network for compute hosts."""
network_ref = db.network_get_by_instance(context, instance_id)
self.driver.ensure_vlan_bridge(network_ref['vlan'],
network_ref['bridge'])
def spawn(self, instance):
"""
Creates a VM instance.
Steps followed are:
1. Create a VM with no disk and the specifics in the instance object
like RAM size.
2. Create a dummy vmdk of the size of the disk file that is to be
uploaded. This is required just to create the metadata file.
3. Delete the -flat.vmdk file created in the above step and retain
the metadata .vmdk file.
4. Upload the disk file.
5. Attach the disk to the VM by reconfiguring the same.
6. Power on the VM.
"""
vm_ref = self._get_vm_ref_from_the_name(instance.name)
if vm_ref:
raise exception.InstanceExists(name=instance.name)
client_factory = self._session._get_vim().client.factory
service_content = self._session._get_vim().get_service_content()
network = db.network_get_by_instance(context.get_admin_context(),
instance['id'])
net_name = network['bridge']
def _check_if_network_bridge_exists():
network_ref = \
network_utils.get_network_with_the_name(self._session,
net_name)
if network_ref is None:
raise exception.NetworkNotFoundForBridge(bridge=net_name)
_check_if_network_bridge_exists()
def _get_datastore_ref():
"""Get the datastore list and choose the first local storage."""
data_stores = self._session._call_method(vim_util, "get_objects",
"Datastore", ["summary.type", "summary.name"])
for elem in data_stores:
ds_name = None
ds_type = None
for prop in elem.propSet:
if prop.name == "summary.type":
ds_type = prop.val
elif prop.name == "summary.name":
ds_name = prop.val
# Local storage identifier
if ds_type == "VMFS":
data_store_name = ds_name
return data_store_name
if data_store_name is None:
msg = _("Couldn't get a local Datastore reference")
LOG.exception(msg)
raise exception.Error(msg)
data_store_name = _get_datastore_ref()
def _get_image_properties():
"""
Get the Size of the flat vmdk file that is there on the storage
repository.
"""
image_size, image_properties = \
vmware_images.get_vmdk_size_and_properties(
instance.image_id, instance)
vmdk_file_size_in_kb = int(image_size) / 1024
os_type = image_properties.get("vmware_ostype", "otherGuest")
adapter_type = image_properties.get("vmware_adaptertype",
"lsiLogic")
return vmdk_file_size_in_kb, os_type, adapter_type
vmdk_file_size_in_kb, os_type, adapter_type = _get_image_properties()
def _get_vmfolder_and_res_pool_mors():
"""Get the Vm folder ref from the datacenter."""
dc_objs = self._session._call_method(vim_util, "get_objects",
"Datacenter", ["vmFolder"])
# There is only one default datacenter in a standalone ESX host
vm_folder_mor = dc_objs[0].propSet[0].val
# Get the resource pool. Taking the first resource pool coming our
# way. Assuming that is the default resource pool.
res_pool_mor = self._session._call_method(vim_util, "get_objects",
"ResourcePool")[0].obj
return vm_folder_mor, res_pool_mor
vm_folder_mor, res_pool_mor = _get_vmfolder_and_res_pool_mors()
# Get the create vm config spec
config_spec = vm_util.get_vm_create_spec(client_factory, instance,
data_store_name, net_name, os_type)
def _execute_create_vm():
"""Create VM on ESX host."""
LOG.debug(_("Creating VM with the name %s on the ESX host") %
instance.name)
# Create the VM on the ESX host
vm_create_task = self._session._call_method(
self._session._get_vim(),
"CreateVM_Task", vm_folder_mor,
config=config_spec, pool=res_pool_mor)
self._session._wait_for_task(instance.id, vm_create_task)
LOG.debug(_("Created VM with the name %s on the ESX host") %
instance.name)
_execute_create_vm()
# Set the machine id for the VM for setting the IP
self._set_machine_id(client_factory, instance)
# Naming the VM files in correspondence with the VM instance name
# The flat vmdk file name
flat_uploaded_vmdk_name = "%s/%s-flat.vmdk" % (instance.name,
instance.name)
# The vmdk meta-data file
uploaded_vmdk_name = "%s/%s.vmdk" % (instance.name, instance.name)
flat_uploaded_vmdk_path = vm_util.build_datastore_path(data_store_name,
flat_uploaded_vmdk_name)
uploaded_vmdk_path = vm_util.build_datastore_path(data_store_name,
uploaded_vmdk_name)
def _create_virtual_disk():
"""Create a virtual disk of the size of flat vmdk file."""
# Create a Virtual Disk of the size of the flat vmdk file. This is
# done just to generate the meta-data file whose specifics
# depend on the size of the disk, thin/thick provisioning and the
# storage adapter type.
# Here we assume thick provisioning and lsiLogic for the adapter
# type
LOG.debug(_("Creating Virtual Disk of size "
"%(vmdk_file_size_in_kb)s KB and adapter type "
"%(adapter_type)s on the ESX host local store"
" %(data_store_name)s") %
{"vmdk_file_size_in_kb": vmdk_file_size_in_kb,
"adapter_type": adapter_type,
"data_store_name": data_store_name})
vmdk_create_spec = vm_util.get_vmdk_create_spec(client_factory,
vmdk_file_size_in_kb, adapter_type)
vmdk_create_task = self._session._call_method(
self._session._get_vim(),
"CreateVirtualDisk_Task",
service_content.virtualDiskManager,
name=uploaded_vmdk_path,
datacenter=self._get_datacenter_name_and_ref()[0],
spec=vmdk_create_spec)
self._session._wait_for_task(instance.id, vmdk_create_task)
LOG.debug(_("Created Virtual Disk of size %(vmdk_file_size_in_kb)s"
" KB on the ESX host local store "
"%(data_store_name)s") %
{"vmdk_file_size_in_kb": vmdk_file_size_in_kb,
"data_store_name": data_store_name})
_create_virtual_disk()
def _delete_disk_file():
LOG.debug(_("Deleting the file %(flat_uploaded_vmdk_path)s "
"on the ESX host local"
"store %(data_store_name)s") %
{"flat_uploaded_vmdk_path": flat_uploaded_vmdk_path,
"data_store_name": data_store_name})
# Delete the -flat.vmdk file created. .vmdk file is retained.
vmdk_delete_task = self._session._call_method(
self._session._get_vim(),
"DeleteDatastoreFile_Task",
service_content.fileManager,
name=flat_uploaded_vmdk_path)
self._session._wait_for_task(instance.id, vmdk_delete_task)
LOG.debug(_("Deleted the file %(flat_uploaded_vmdk_path)s on the "
"ESX host local store %(data_store_name)s") %
{"flat_uploaded_vmdk_path": flat_uploaded_vmdk_path,
"data_store_name": data_store_name})
_delete_disk_file()
cookies = self._session._get_vim().client.options.transport.cookiejar
def _fetch_image_on_esx_datastore():
"""Fetch image from Glance to ESX datastore."""
LOG.debug(_("Downloading image file data %(image_id)s to the ESX "
"data store %(data_store_name)s") %
({'image_id': instance.image_id,
'data_store_name': data_store_name}))
# Upload the -flat.vmdk file whose meta-data file we just created
# above
vmware_images.fetch_image(
instance.image_id,
instance,
host=self._session._host_ip,
data_center_name=self._get_datacenter_name_and_ref()[1],
datastore_name=data_store_name,
cookies=cookies,
file_path=flat_uploaded_vmdk_name)
LOG.debug(_("Downloaded image file data %(image_id)s to the ESX "
"data store %(data_store_name)s") %
({'image_id': instance.image_id,
'data_store_name': data_store_name}))
_fetch_image_on_esx_datastore()
vm_ref = self._get_vm_ref_from_the_name(instance.name)
def _attach_vmdk_to_the_vm():
"""
Attach the vmdk uploaded to the VM. VM reconfigure is done
to do so.
"""
vmdk_attach_config_spec = vm_util.get_vmdk_attach_config_spec(
client_factory,
vmdk_file_size_in_kb, uploaded_vmdk_path,
adapter_type)
LOG.debug(_("Reconfiguring VM instance %s to attach the image "
"disk") % instance.name)
reconfig_task = self._session._call_method(
self._session._get_vim(),
"ReconfigVM_Task", vm_ref,
spec=vmdk_attach_config_spec)
self._session._wait_for_task(instance.id, reconfig_task)
LOG.debug(_("Reconfigured VM instance %s to attach the image "
"disk") % instance.name)
_attach_vmdk_to_the_vm()
def _power_on_vm():
"""Power on the VM."""
LOG.debug(_("Powering on the VM instance %s") % instance.name)
# Power On the VM
power_on_task = self._session._call_method(
self._session._get_vim(),
"PowerOnVM_Task", vm_ref)
self._session._wait_for_task(instance.id, power_on_task)
LOG.debug(_("Powered on the VM instance %s") % instance.name)
_power_on_vm()
