def set_as_template(machineguid): """ Set a vmachine as template @param machineguid: guid of the machine @return: vmachine template conversion successful: True|False """ # Do some magic on the storage layer? # This is most likely required as extra security measure # Suppose the template is set back to a real machine # it can be deleted within vmware which should be blocked. # This might also require a storagerouter internal check # to be implemented to discourage volumes from being deleted # when clones were made from it. vmachine = VMachine(machineguid) if vmachine.hypervisor_status == 'RUNNING': raise RuntimeError( 'vMachine {0} may not be running to set it as vTemplate'. format(vmachine.name)) for disk in vmachine.vdisks: VDiskController.set_as_template(diskguid=disk.guid) vmachine.is_vtemplate = True vmachine.invalidate_dynamics(['snapshots']) vmachine.save()
def set_as_template(machineguid): """ Set a vmachine as template @param machineguid: guid of the machine @return: vmachine template conversion successful: True|False """ # Do some magic on the storage layer? # This is most likely required as extra security measure # Suppose the template is set back to a real machine # it can be deleted within vmware which should be blocked. # This might also require a storagerouter internal check # to be implemented to discourage volumes from being deleted # when clones were made from it. vmachine = VMachine(machineguid) if vmachine.hypervisor_status == 'RUNNING': raise RuntimeError('vMachine {0} may not be running to set it as vTemplate'.format(vmachine.name)) for disk in vmachine.vdisks: VDiskController.set_as_template(diskguid=disk.guid) vmachine.is_vtemplate = True vmachine.invalidate_dynamics(['snapshots']) vmachine.save()
def create_from_template(name, machineguid, pmachineguid, description=None): """ Create a new vmachine using an existing vmachine template @param machineguid: guid of the template vmachine @param name: name of new vmachine @param pmachineguid: guid of hypervisor to create new vmachine on @return: guid of the newly created vmachine | False on any failure """ template_vm = VMachine(machineguid) if not template_vm.is_vtemplate: return False target_pm = PMachine(pmachineguid) target_hypervisor = Factory.get(target_pm) storagerouters = [ sr for sr in StorageRouterList.get_storagerouters() if sr.pmachine_guid == target_pm.guid ] if len(storagerouters) == 1: target_storagerouter = storagerouters[0] else: raise ValueError( 'Pmachine {} has no StorageRouter assigned to it'.format( pmachineguid)) routing_key = "sr.{0}".format(target_storagerouter.machine_id) vpool = None vpool_guids = set() if template_vm.vpool is not None: vpool = template_vm.vpool vpool_guids.add(vpool.guid) for disk in template_vm.vdisks: vpool = disk.vpool vpool_guids.add(vpool.guid) if len(vpool_guids) != 1: raise RuntimeError( 'Only 1 vpool supported on template disk(s) - {0} found!'. format(len(vpool_guids))) if not template_vm.pmachine.hvtype == target_pm.hvtype: raise RuntimeError('Source and target hypervisor not identical') # Currently, only one vPool is supported, so we can just use whatever the `vpool` variable above # was set to as 'the' vPool for the code below. This obviously will have to change once vPool mixes # are supported. target_storagedriver = None source_storagedriver = None for vpool_storagedriver in vpool.storagedrivers: if vpool_storagedriver.storagerouter.pmachine_guid == target_pm.guid: target_storagedriver = vpool_storagedriver if vpool_storagedriver.storagerouter.pmachine_guid == template_vm.pmachine_guid: source_storagedriver = vpool_storagedriver if target_storagedriver is None: raise RuntimeError('Volume not served on target hypervisor') source_hv = Factory.get(template_vm.pmachine) target_hv = Factory.get(target_pm) if not source_hv.is_datastore_available( source_storagedriver.storage_ip, source_storagedriver.mountpoint): raise RuntimeError('Datastore unavailable on source hypervisor') if not target_hv.is_datastore_available( target_storagedriver.storage_ip, target_storagedriver.mountpoint): raise RuntimeError('Datastore unavailable on target hypervisor') source_vm = source_hv.get_vm_object(template_vm.hypervisor_id) if not source_vm: raise RuntimeError('VM with key reference {0} not found'.format( template_vm.hypervisor_id)) name_duplicates = VMachineList.get_vmachine_by_name(name) if name_duplicates is not None and len(name_duplicates) > 0: raise RuntimeError( 'A vMachine with name {0} already exists'.format(name)) vm_path = target_hypervisor.get_vmachine_path( name, target_storagedriver.storagerouter.machine_id) new_vm = VMachine() new_vm.copy(template_vm) new_vm.hypervisor_id = '' new_vm.vpool = template_vm.vpool new_vm.pmachine = target_pm new_vm.name = name new_vm.description = description new_vm.is_vtemplate = False new_vm.devicename = target_hypervisor.clean_vmachine_filename(vm_path) new_vm.status = 'CREATED' new_vm.save() storagedrivers = [ storagedriver for storagedriver in vpool.storagedrivers if storagedriver.storagerouter.pmachine_guid == new_vm.pmachine_guid ] if len(storagedrivers) == 0: raise RuntimeError( 'Cannot find Storage Driver serving {0} on {1}'.format( vpool.name, new_vm.pmachine.name)) storagedriverguid = storagedrivers[0].guid disks = [] disks_by_order = sorted(template_vm.vdisks, key=lambda x: x.order) try: for disk in disks_by_order: prefix = '{0}-clone'.format(disk.name) result = VDiskController.create_from_template( diskguid=disk.guid, devicename=prefix, pmachineguid=target_pm.guid, machinename=new_vm.name, machineguid=new_vm.guid, storagedriver_guid=storagedriverguid) disks.append(result) logger.debug('Disk appended: {0}'.format(result)) except Exception as exception: logger.error('Creation of disk {0} failed: {1}'.format( disk.name, str(exception)), print_msg=True) VMachineController.delete.s(machineguid=new_vm.guid).apply_async( routing_key=routing_key) raise try: result = target_hv.create_vm_from_template( name, source_vm, disks, target_storagedriver.storage_ip, target_storagedriver.mountpoint, wait=True) except Exception as exception: logger.error('Creation of vm {0} on hypervisor failed: {1}'.format( new_vm.name, str(exception)), print_msg=True) VMachineController.delete.s(machineguid=new_vm.guid).apply_async( routing_key=routing_key) raise new_vm.hypervisor_id = result new_vm.status = 'SYNC' new_vm.save() return new_vm.guid
def create_from_template(name, machineguid, pmachineguid, description=None): """ Create a new vmachine using an existing vmachine template :param machineguid: guid of the template vmachine :param name: name of new vmachine :param pmachineguid: guid of hypervisor to create new vmachine on :param description: Description for the machine :return: guid of the newly created vmachine | False on any failure """ template_vm = VMachine(machineguid) if not template_vm.is_vtemplate: return False target_pm = PMachine(pmachineguid) target_hypervisor = Factory.get(target_pm) storagerouters = [sr for sr in StorageRouterList.get_storagerouters() if sr.pmachine_guid == target_pm.guid] if len(storagerouters) == 1: target_storagerouter = storagerouters[0] else: raise ValueError('Pmachine {0} has no StorageRouter assigned to it'.format(pmachineguid)) routing_key = "sr.{0}".format(target_storagerouter.machine_id) vpool = None vpool_guids = set() if template_vm.vpool is not None: vpool = template_vm.vpool vpool_guids.add(vpool.guid) for disk in template_vm.vdisks: vpool = disk.vpool vpool_guids.add(vpool.guid) if len(vpool_guids) != 1: raise RuntimeError('Only 1 vpool supported on template disk(s) - {0} found!'.format(len(vpool_guids))) if not template_vm.pmachine.hvtype == target_pm.hvtype: raise RuntimeError('Source and target hypervisor not identical') # Currently, only one vPool is supported, so we can just use whatever the `vpool` variable above # was set to as 'the' vPool for the code below. This obviously will have to change once vPool mixes # are supported. target_storagedriver = None source_storagedriver = None for vpool_storagedriver in vpool.storagedrivers: if vpool_storagedriver.storagerouter.pmachine_guid == target_pm.guid: target_storagedriver = vpool_storagedriver if vpool_storagedriver.storagerouter.pmachine_guid == template_vm.pmachine_guid: source_storagedriver = vpool_storagedriver if target_storagedriver is None: raise RuntimeError('Volume not served on target hypervisor') source_hv = Factory.get(template_vm.pmachine) target_hv = Factory.get(target_pm) if not source_hv.is_datastore_available(source_storagedriver.storage_ip, source_storagedriver.mountpoint): raise RuntimeError('Datastore unavailable on source hypervisor') if not target_hv.is_datastore_available(target_storagedriver.storage_ip, target_storagedriver.mountpoint): raise RuntimeError('Datastore unavailable on target hypervisor') source_vm = source_hv.get_vm_object(template_vm.hypervisor_id) if not source_vm: raise RuntimeError('VM with key reference {0} not found'.format(template_vm.hypervisor_id)) name_duplicates = VMachineList.get_vmachine_by_name(name) if name_duplicates is not None and len(name_duplicates) > 0: raise RuntimeError('A vMachine with name {0} already exists'.format(name)) vm_path = target_hypervisor.get_vmachine_path(name, target_storagedriver.storagerouter.machine_id) new_vm = VMachine() new_vm.copy(template_vm) new_vm.hypervisor_id = '' new_vm.vpool = template_vm.vpool new_vm.pmachine = target_pm new_vm.name = name new_vm.description = description new_vm.is_vtemplate = False new_vm.devicename = target_hypervisor.clean_vmachine_filename(vm_path) new_vm.status = 'CREATED' new_vm.save() storagedrivers = [storagedriver for storagedriver in vpool.storagedrivers if storagedriver.storagerouter.pmachine_guid == new_vm.pmachine_guid] if len(storagedrivers) == 0: raise RuntimeError('Cannot find Storage Driver serving {0} on {1}'.format(vpool.name, new_vm.pmachine.name)) disks = [] disks_by_order = sorted(template_vm.vdisks, key=lambda x: x.order) for disk in disks_by_order: try: prefix = '{0}-clone'.format(disk.name) result = VDiskController.create_from_template( diskguid=disk.guid, devicename=prefix, pmachineguid=target_pm.guid, machinename=new_vm.name, machineguid=new_vm.guid ) disks.append(result) VMachineController._logger.debug('Disk appended: {0}'.format(result)) except Exception as exception: VMachineController._logger.error('Creation of disk {0} failed: {1}'.format(disk.name, str(exception)), print_msg=True) VMachineController.delete.s(machineguid=new_vm.guid).apply_async(routing_key = routing_key) raise try: result = target_hv.create_vm_from_template( name, source_vm, disks, target_storagedriver.storage_ip, target_storagedriver.mountpoint, wait=True ) except Exception as exception: VMachineController._logger.error('Creation of vm {0} on hypervisor failed: {1}'.format(new_vm.name, str(exception)), print_msg=True) VMachineController.delete.s(machineguid=new_vm.guid).apply_async(routing_key = routing_key) raise new_vm.hypervisor_id = result new_vm.status = 'SYNC' new_vm.save() return new_vm.guid
def _prepare(self): # Setup failure_domain = FailureDomain() failure_domain.name = 'Test' failure_domain.save() backend_type = BackendType() backend_type.name = 'BackendType' backend_type.code = 'BT' backend_type.save() vpool = VPool() vpool.name = 'vpool' vpool.backend_type = backend_type vpool.save() pmachine = PMachine() pmachine.name = 'PMachine' pmachine.username = '******' pmachine.ip = '127.0.0.1' pmachine.hvtype = 'KVM' pmachine.save() vmachine_1 = VMachine() vmachine_1.name = 'vmachine_1' vmachine_1.devicename = 'dummy' vmachine_1.pmachine = pmachine vmachine_1.is_vtemplate = True vmachine_1.save() vdisk_1_1 = VDisk() vdisk_1_1.name = 'vdisk_1_1' vdisk_1_1.volume_id = 'vdisk_1_1' vdisk_1_1.vmachine = vmachine_1 vdisk_1_1.vpool = vpool vdisk_1_1.devicename = 'dummy' vdisk_1_1.size = 0 vdisk_1_1.save() vdisk_1_1.reload_client() storage_router = StorageRouter() storage_router.name = 'storage_router' storage_router.ip = '127.0.0.1' storage_router.pmachine = pmachine storage_router.machine_id = System.get_my_machine_id() storage_router.rdma_capable = False storage_router.primary_failure_domain = failure_domain storage_router.save() storagedriver = StorageDriver() storagedriver.vpool = vpool storagedriver.storagerouter = storage_router storagedriver.name = '1' storagedriver.mountpoint = '/' storagedriver.cluster_ip = storage_router.ip storagedriver.storage_ip = '127.0.0.1' storagedriver.storagedriver_id = '1' storagedriver.ports = [1, 2, 3] storagedriver.save() service_type = ServiceType() service_type.name = 'MetadataServer' service_type.save() s_id = '{0}-{1}'.format(storagedriver.storagerouter.name, '1') service = Service() service.name = s_id service.storagerouter = storagedriver.storagerouter service.ports = [1] service.type = service_type service.save() mds_service = MDSService() mds_service.service = service mds_service.number = 0 mds_service.capacity = 10 mds_service.vpool = storagedriver.vpool mds_service.save() def ensure_safety(vdisk): pass class Dtl_Checkup(): @staticmethod def delay(vpool_guid=None, vdisk_guid=None, storagerouters_to_exclude=None): pass MDSServiceController.ensure_safety = staticmethod(ensure_safety) VDiskController.dtl_checkup = Dtl_Checkup return vdisk_1_1, pmachine
def _prepare(self): # Setup failure_domain = FailureDomain() failure_domain.name = 'Test' failure_domain.save() backend_type = BackendType() backend_type.name = 'BackendType' backend_type.code = 'BT' backend_type.save() vpool = VPool() vpool.name = 'vpool' vpool.backend_type = backend_type vpool.save() pmachine = PMachine() pmachine.name = 'PMachine' pmachine.username = '******' pmachine.ip = '127.0.0.1' pmachine.hvtype = 'KVM' pmachine.save() vmachine_1 = VMachine() vmachine_1.name = 'vmachine_1' vmachine_1.devicename = 'dummy' vmachine_1.pmachine = pmachine vmachine_1.is_vtemplate = True vmachine_1.save() vdisk_1_1 = VDisk() vdisk_1_1.name = 'vdisk_1_1' vdisk_1_1.volume_id = 'vdisk_1_1' vdisk_1_1.vmachine = vmachine_1 vdisk_1_1.vpool = vpool vdisk_1_1.devicename = 'dummy' vdisk_1_1.size = 0 vdisk_1_1.save() vdisk_1_1.reload_client() storage_router = StorageRouter() storage_router.name = 'storage_router' storage_router.ip = '127.0.0.1' storage_router.pmachine = pmachine storage_router.machine_id = System.get_my_machine_id() storage_router.rdma_capable = False storage_router.primary_failure_domain = failure_domain storage_router.save() storagedriver = StorageDriver() storagedriver.vpool = vpool storagedriver.storagerouter = storage_router storagedriver.name = '1' storagedriver.mountpoint = '/' storagedriver.cluster_ip = storage_router.ip storagedriver.storage_ip = '127.0.0.1' storagedriver.storagedriver_id = '1' storagedriver.ports = [1, 2, 3] storagedriver.save() service_type = ServiceType() service_type.name = 'MetadataServer' service_type.save() s_id = '{0}-{1}'.format(storagedriver.storagerouter.name, '1') service = Service() service.name = s_id service.storagerouter = storagedriver.storagerouter service.ports = [1] service.type = service_type service.save() mds_service = MDSService() mds_service.service = service mds_service.number = 0 mds_service.capacity = 10 mds_service.vpool = storagedriver.vpool mds_service.save() def ensure_safety(vdisk): pass class Dtl_Checkup(): @staticmethod def delay(vpool_guid=None, vdisk_guid=None, storagerouters_to_exclude=None): pass MDSServiceController.ensure_safety = staticmethod(ensure_safety) VDiskController.dtl_checkup = Dtl_Checkup return vdisk_1_1, pmachine