def templatize_vm(api, template_name, cluster):
"""Templatizes temporary VM. Result is template with two disks.
Args:
api: API to chosen RHEVM provider.
template_name: Name of the final template.
cluster: Cluster to save the final template onto.
"""
if api.templates.get(template_name) is not None:
print "RHEVM: Warning: found finished template with this name."
print "RHEVM: Skipping this step, attempting to continue..."
return
temporary_vm = api.vms.get(TEMP_VM_NAME)
actual_cluster = api.clusters.get(cluster)
new_template = params.Template(name=template_name,
vm=temporary_vm,
cluster=actual_cluster)
api.templates.add(new_template)
wait_for(check_disks, [api], fail_condition=False, delay=5, num_sec=900)
# check, if template is really there
if not api.templates.get(template_name):
print "RHEVM: VM failed to templatize"
sys.exit(127)
def add_vm_template(api):
#TODO: Fix the exported domain generation
raise SkipTest('Exported domain generation not supported yet')
vm_params = params.VM(
name=VM1_NAME,
memory=512 * MB,
cluster=params.Cluster(
name=TEST_CLUSTER,
),
template=params.Template(
name=TEMPLATE_CENTOS7,
),
display=params.Display(
type_='spice',
),
)
api.vms.add(vm_params)
testlib.assert_true_within_long(
lambda: api.vms.get(VM1_NAME).status.state == 'down',
)
disk_name = api.vms.get(VM1_NAME).disks.list()[0].name
testlib.assert_true_within_long(
lambda:
api.vms.get(VM1_NAME).disks.get(disk_name).status.state == 'ok'
)
def add_vm_blank(api):
vm_memory = 512 * MB
vm_params = params.VM(
name=VM0_NAME,
memory=vm_memory,
cluster=params.Cluster(
name=TEST_CLUSTER,
),
template=params.Template(
name=TEMPLATE_BLANK,
),
display=params.Display(
smartcard_enabled=True,
keyboard_layout='en-us',
file_transfer_enabled=True,
copy_paste_enabled=True,
),
memory_policy=params.MemoryPolicy(
guaranteed=vm_memory / 2,
),
)
api.vms.add(vm_params)
testlib.assert_true_within_short(
lambda: api.vms.get(VM0_NAME).status.state == 'down',
)
def add_blank_vms(api):
vm_memory = 256 * MB
vm_params = params.VM(
memory=vm_memory,
os=params.OperatingSystem(type_='other_linux', ),
type_='server',
high_availability=params.HighAvailability(enabled=False, ),
cluster=params.Cluster(name=TEST_CLUSTER, ),
template=params.Template(name=TEMPLATE_BLANK, ),
display=params.Display(
smartcard_enabled=True,
keyboard_layout='en-us',
file_transfer_enabled=True,
copy_paste_enabled=True,
),
memory_policy=params.MemoryPolicy(guaranteed=vm_memory / 2, ),
name=VM0_NAME)
for vm in [VM0_NAME, VM2_NAME, BACKUP_VM_NAME]:
vm_params.name = vm
if vm == VM2_NAME:
vm_params.high_availability.enabled = True
vm_params.custom_emulated_machine = 'pc-i440fx-rhel7.4.0'
api.vms.add(vm_params)
testlib.assert_true_within_short(
lambda: api.vms.get(vm).status.state == 'down', )
def templatize_vm(api, template_name, cluster, temp_vm_name, provider):
"""Templatizes temporary VM. Result is template with two disks.
Args:
api: API to chosen RHEVM provider.
template_name: Name of the final template.
cluster: Cluster to save the final template onto.
"""
try:
if api.templates.get(template_name) is not None:
logger.info("RHEVM:%r Warning: found finished template with this name (%r).",
provider, template_name)
logger.info("RHEVM:%r Skipping this step, attempting to continue", provider)
return
temporary_vm = api.vms.get(temp_vm_name)
actual_cluster = api.clusters.get(cluster)
new_template = params.Template(name=template_name, vm=temporary_vm, cluster=actual_cluster)
api.templates.add(new_template)
wait_for(check_disks, [api, temp_vm_name], fail_condition=False, delay=5, num_sec=900)
# check, if template is really there
if not api.templates.get(template_name):
logger.error("RHEVM:%r templatizing temporary VM failed", provider)
sys.exit(127)
logger.info("RHEVM:%r successfully templatized the temporary VM", provider)
except Exception:
logger.exception("RHEVM:%r templatizing temporary VM failed", provider)
def create_template(self,
cluster_name,
template_name='my_template',
timeout=300):
"""
Create a template from VM.
:param cluster_name: cluster name.
:param template_name: 'my_template' is default template name.
:param timeout: Time out
"""
end_time = time.time() + timeout
cluster = self.api.clusters.get(cluster_name)
tmpl_params = param.Template(name=template_name,
vm=self.instance,
cluster=cluster)
try:
logging.info('Creating a template %s from VM %s' %
(template_name, self.name))
self.api.templates.add(tmpl_params)
logging.info('Waiting for VM to reach <Down> status')
vm_down = False
while time.time() < end_time:
if self.is_dead():
vm_down = True
break
time.sleep(1)
if not vm_down:
raise WaitVMStateTimeoutError("DOWN", self.state())
except Exception as e:
logging.error('Failed to create a template from VM:\n%s' % str(e))
def add_vm_blank(api):
vm_memory = 256 * MB
vm_params = params.VM(
memory=vm_memory,
os=params.OperatingSystem(type_='other_linux', ),
type_='server',
high_availability=params.HighAvailability(enabled=False, ),
cluster=params.Cluster(name=TEST_CLUSTER, ),
template=params.Template(name=TEMPLATE_BLANK, ),
display=params.Display(
smartcard_enabled=True,
keyboard_layout='en-us',
file_transfer_enabled=True,
copy_paste_enabled=True,
),
memory_policy=params.MemoryPolicy(guaranteed=vm_memory / 2, ),
name=VM0_NAME)
api.vms.add(vm_params)
testlib.assert_true_within_short(
lambda: api.vms.get(VM0_NAME).status.state == 'down', )
vm_params.name = VM2_NAME
vm_params.high_availability.enabled = True
api.vms.add(vm_params)
testlib.assert_true_within_short(
lambda: api.vms.get(VM2_NAME).status.state == 'down', )
def generic_import_from_glance(api, image_name=CIRROS_IMAGE_NAME, as_template=False, image_ext='_glance_disk', template_ext='_glance_template', dest_storage_domain=MASTER_SD_TYPE, dest_cluster=CLUSTER_NAME):
glance_provider = api.storagedomains.get(SD_GLANCE_NAME)
target_image = glance_provider.images.get(name=image_name)
disk_name = image_name.replace(" ", "_") + image_ext
template_name = image_name.replace(" ", "_") + template_ext
import_action = params.Action(
storage_domain=params.StorageDomain(
name=dest_storage_domain,
),
cluster=params.Cluster(
name=dest_cluster,
),
import_as_template=as_template,
disk=params.Disk(
name=disk_name,
),
template=params.Template(
name=template_name,
),
)
nt.assert_true(
target_image.import_image(import_action)
)
testlib.assert_true_within_long(
lambda: api.disks.get(disk_name).status.state == 'ok',
)
def import_template_from_glance(api, sdomain, cluster, temp_template_name,
glance_server, provider, template_name):
try:
if api.templates.get(temp_template_name) is not None:
logger.info(
"RHEVM:%r Warning: found another template with this name.",
provider)
logger.info(
"RHEVM:%r Skipping this step, attempting to continue...",
provider)
return
# Find the storage domain:
sd = api.storagedomains.get(name=glance_server)
# Find the image:
image = sd.images.get(name=template_name)
# Import the image:
image.import_image(
params.Action(async=True,
import_as_template=True,
template=params.Template(name=temp_template_name),
cluster=params.Cluster(name=cluster),
storage_domain=params.StorageDomain(name=sdomain)))
def add_vm_blank(api):
vm_params = params.VM(
name=VM0_NAME,
memory=1 * GB,
cluster=params.Cluster(name=TEST_CLUSTER, ),
template=params.Template(name=TEMPLATE_BLANK, ),
display=params.Display(type_='spice', ),
)
api.vms.add(vm_params)
testlib.assert_true_within_short(
lambda: api.vms.get(VM0_NAME).status.state == 'down', )
def mark_as_template(self,
vm_name,
delete=True,
temporary_name=None,
delete_on_error=True,
**kwargs):
"""Turns the VM off, creates template from it and deletes the original VM.
Mimics VMware behaviour here.
Args:
vm_name: Name of the VM to be turned to template
delete: Whether to delete the VM (default: True)
temporary_name: If you want, you can specific an exact temporary name for renaming.
"""
temp_template_name = temporary_name or "templatize_{}".format(
fauxfactory.gen_alphanumeric(8))
try:
with self.steady_wait(30):
create_new_template = True
if self.does_template_exist(temp_template_name):
try:
self._wait_template_ok(temp_template_name)
except VMInstanceNotFound:
pass # It got deleted.
else:
create_new_template = False
if self.does_vm_exist(vm_name) and delete:
self.delete_vm(vm_name)
if delete: # We can only rename to the original name if we delete the vm
self._rename_template(temp_template_name, vm_name)
if create_new_template:
self.stop_vm(vm_name)
vm = self._get_vm(vm_name)
actual_cluster = vm.get_cluster()
new_template = params.Template(name=temp_template_name,
vm=vm,
cluster=actual_cluster)
self.api.templates.add(new_template)
# First it has to appear
self._wait_template_exists(temp_template_name)
# Then the process has to finish
self._wait_template_ok(temp_template_name)
# Delete the original VM
if self.does_vm_exist(vm_name) and delete:
self.delete_vm(vm_name)
if delete: # We can only rename to the original name if we delete the vm
self._rename_template(temp_template_name, vm_name)
except TimedOutError:
if delete_on_error:
self.delete_template(temp_template_name)
raise
def deployFromTemplate(self, name, comments, templateId, clusterId,
displayType, usbType, memoryMB, guaranteedMB):
'''
Deploys a virtual machine on selected cluster from selected template
Args:
name: Name (sanitized) of the machine
comments: Comments for machine
templateId: Id of the template to deploy from
clusterId: Id of the cluster to deploy to
displayType: 'vnc' or 'spice'. Display to use ad oVirt admin interface
memoryMB: Memory requested for machine, in MB
guaranteedMB: Minimum memory guaranteed for this machine
Returns:
Id of the machine being created form template
'''
logger.debug(
'Deploying machine with name "{0}" from template {1} at cluster {2} with display {3} and usb {4}, memory {5} and guaranteed {6}'
.format(name, templateId, clusterId, displayType, usbType,
memoryMB, guaranteedMB))
try:
lock.acquire(True)
api = self.__getApi()
logger.debug('Deploying machine {0}'.format(name))
cluster = params.Cluster(id=clusterId)
template = params.Template(id=templateId)
display = params.Display(type_=displayType)
if usbType in ('native', 'legacy'):
usb = params.Usb(enabled=True, type_=usbType)
else:
usb = params.Usb(enabled=False)
memoryPolicy = params.MemoryPolicy(guaranteed=guaranteedMB * 1024 *
1024)
par = params.VM(name=name,
cluster=cluster,
template=template,
description=comments,
type_='desktop',
memory=memoryMB * 1024 * 1024,
memory_policy=memoryPolicy,
usb=usb) # display=display,
return api.vms.add(par).get_id()
finally:
lock.release()
def add_vm_template(api):
#TODO: Fix the exported domain generation.
#For the time being, add VM from Glance imported template.
if api.templates.get(name=TEMPLATE_CIRROS) is None:
raise SkipTest('%s: template %s not available.' % (add_vm_template.__name__, TEMPLATE_CIRROS))
vm_memory = 512 * MB
vm_params = params.VM(
name=VM1_NAME,
description='CirrOS imported from Glance as Template',
memory=vm_memory,
cluster=params.Cluster(
name=TEST_CLUSTER,
),
template=params.Template(
name=TEMPLATE_CIRROS,
),
display=params.Display(
type_='vnc',
),
memory_policy=params.MemoryPolicy(
guaranteed=vm_memory / 2,
ballooning=False,
),
os=params.OperatingSystem(
type_='other_linux',
),
timezone='Etc/GMT',
type_='server',
serial_number=params.SerialNumber(
policy='custom',
value='12345678',
),
cpu=params.CPU(
architecture='X86_64',
topology=params.CpuTopology(
cores=1,
threads=2,
sockets=1,
),
),
)
api.vms.add(vm_params)
testlib.assert_true_within_long(
lambda: api.vms.get(VM1_NAME).status.state == 'down',
)
disk_name = api.vms.get(VM1_NAME).disks.list()[0].name
testlib.assert_true_within_long(
lambda:
api.vms.get(VM1_NAME).disks.get(disk_name).status.state == 'ok'
)
def backup_to_template(api, config, vm_from_list):
"""
Create template from cloned vm
:param api: ovirtsdk api
:param config: Configuration
:vm_name: Name of VM to backup
"""
vm_clone_name = vm_from_list + config.get_vm_middle() + config.get_vm_suffix()
vm_clone = api.vms.get(vm_clone_name)
logger.info("Creation of template from VM (%s) started ..." % vm_clone_name)
if not config.get_dry_run():
api.templates.add(params.Template(name=vm_clone_name, vm=vm_clone))
VMTools.wait_for_vm_operation(api, config, "Creating template", vm_from_list)
logger.info("Template creation finished")
def add_vm_template(api):
vm_params = params.VM(
name=VM1_NAME,
memory=4 * GB,
cluster=params.Cluster(name=TEST_CLUSTER, ),
template=params.Template(name=TEMPLATE_CENTOS7, ),
display=params.Display(type_='spice', ),
)
api.vms.add(vm_params)
testlib.assert_true_within_long(
lambda: api.vms.get(VM1_NAME).status.state == 'down', )
disk_name = api.vms.get(VM1_NAME).disks.list()[0].name
testlib.assert_true_within_long(lambda: api.vms.get(VM1_NAME).disks.get(
disk_name).status.state == 'ok')
def _create_from_vms(
vms, delete_vms='no', show=None, headers='yes', ovirt=None
):
"""
Create an oVirt template from the given VMs
(See create_from_vm for explanation about parameters)
"""
templates = []
for vm in vms:
templ = ovirt.templates.add(oVirtParams.Template(vm=vm, name=vm.name))
templates.append(templ)
if delete_vms == 'yes':
_delete_vms(vms=vms, ovirt=ovirt)
oVirtObjectType.all_types['template'].print_table(
templates, show=show, headers=headers
)
return templates
def generic_import_from_glance(glance_provider,
image_name=CIRROS_IMAGE_NAME,
as_template=False,
image_ext='_glance_disk',
template_ext='_glance_template',
dest_storage_domain=MASTER_SD_TYPE,
dest_cluster=CLUSTER_NAME):
target_image = glance_provider.images.get(name=image_name)
disk_name = image_name.replace(" ", "_") + image_ext
template_name = image_name.replace(" ", "_") + template_ext
import_action = params.Action(
storage_domain=params.StorageDomain(name=dest_storage_domain, ),
cluster=params.Cluster(name=dest_cluster, ),
import_as_template=as_template,
disk=params.Disk(name=disk_name, ),
template=params.Template(name=template_name, ),
)
nt.assert_true(target_image.import_image(import_action))
def create_template(self, cluster_name, template_name='my_template'):
"""
Create a template from VM.
@cluster_name: cluster name.
@template_name: 'my_template' is default template name.
"""
cluster = self.api.clusters.get(cluster_name)
tmpl_params = param.Template(name=template_name,
vm=self.instance,
cluster=cluster)
try:
logging.info('Creating a template %s from VM %s'
% (template_name, self.name))
self.api.templates.add(tmpl_params)
logging.info('Waiting for VM to reach <Down> status ...')
while self.state() != 'down':
self.instance = self.api.vms.get(self.name)
time.sleep(1)
except Exception, e:
logging.error('Failed to create a template from VM:\n%s' % str(e))
def create_rhevm_template(host, cluster, new_template, storage):
""" Creates template from Virtual machines
:param string host: The Virtual machine name of which, template is to be
created.
:param string cluster: The Cluster name of the RHEVM, in which the
template is to be created.
:param string new_template: The name of the template to be created.
:param string storage: The name of the storage domain, which will be
used to create template.
"""
get_client = get_rhevm_client()
storage_domain = get_client.storagedomains.get(name=storage)
size = storage_domain.get_available() / 1024 / 1024 / 1024
vm = get_client.vms.get(host)
if size > 300 and vm:
try:
vm.stop()
logger.info('Waiting for VM to reach Down status')
wait_till_rhevm_instance_status(host, 'down')
logger.info('Template creation in Progress')
get_client.templates.add(
params.Template(name=new_template,
vm=get_client.vms.get(host),
cluster=get_client.clusters.get(cluster)))
wait_till_rhevm_instance_status(host, 'down', timeout=80)
if get_client.templates.get(new_template):
logger.info('{0} template is created successfully'.format(
new_template))
get_client.disconnect()
except Exception as ex:
logger.error('Failed to Create Template from VM:\n%s' % str(ex))
get_client.disconnect()
else:
get_client.disconnect()
logger.error('Low Storage cannot proceed or VM not found')
time.sleep(5)
# ...then we wait until it is shut down.
while state != 'down':
time.sleep(5)
vm = api.vms.get(id=uuid)
if vm:
vm.stop()
state = vm.status.state
logline = "vm2template waiting for %s uuid: %s to power off state: %s" % (
hostname, uuid, state)
else:
logline = "vm2template waiting for %s uuid: %s to power off state: unknown" % (
hostname, uuid)
syslog.syslog(logline)
# finally, we create the new template from this VM
time.sleep(5)
vm = api.vms.get(id=uuid)
state = vm.status.state
logline = "vm2template creating template from %s uuid: %s state: %s" % (
hostname, uuid, state)
syslog.syslog(logline)
dt = datetime.now()
timestamp = dt.strftime("%y%m%d%H")
name = "rhel7baseline%s" % (timestamp)
vm = api.vms.get(id=uuid)
template = params.Template(name=name, vm=vm)
api.templates.add(template)
exit(0)
def makeTemplate(self, name, comments, machineId, clusterId, storageId,
displayType):
'''
Publish the machine (makes a template from it so we can create COWs) and returns the template id of
the creating machine
Args:
name: Name of the machine (care, only ascii characters and no spaces!!!)
machineId: id of the machine to be published
clusterId: id of the cluster that will hold the machine
storageId: id of the storage tuat will contain the publication AND linked clones
displayType: type of display (for oVirt admin interface only)
Returns
Raises an exception if operation could not be acomplished, or returns the id of the template being created.
'''
logger.debug(
"n: {0}, c: {1}, vm: {2}, cl: {3}, st: {4}, dt: {5}".format(
name, comments, machineId, clusterId, storageId, displayType))
try:
lock.acquire(True)
api = self.__getApi()
cluster = api.clusters.get(id=clusterId)
vm = api.vms.get(id=machineId)
if vm is None:
raise Exception('Machine not found')
if cluster is None:
raise Exception('Cluster not found')
if vm.get_status().get_state() != 'down':
raise Exception('Machine must be in down state to publish it')
print(vm.disks.list())
# Create disks description to be created in specified storage domain, one for each disk
sd = params.StorageDomains(
storage_domain=[params.StorageDomain(id=storageId)])
fix = not self._isFullyFunctionalVersion(api)[
0] # If we need a fix for "publish"
dsks = []
for dsk in vm.disks.list():
dsks.append(
params.Disk(id=dsk.get_id(),
storage_domains=sd,
alias=dsk.get_alias()))
# dsks.append(dsk)
disks = params.Disks(disk=dsks)
# Create display description
# display = params.Display(type_=displayType)
# TODO: Restore proper template creation mechanism
if fix is True:
vm = params.VM(id=vm.get_id())
else:
vm = params.VM(id=vm.get_id(), disks=disks)
template = params.Template(
name=name,
vm=vm,
cluster=params.Cluster(id=cluster.get_id()),
description=comments)
# display=display)
return api.templates.add(template).get_id()
finally:
lock.release()