Source code for cfme.utils.virtual_machines

"""Helper functions related to the creation and destruction of virtual machines and instances
"""
import pytest

import six
from cfme.utils.providers import get_crud
from cfme.fixtures.pytest_store import store
from novaclient.exceptions import OverLimit as OSOverLimit
from ssl import SSLError
from cfme.utils.log import logger
from cfme.utils.mgmt_system import exceptions

try:
    from ovirtsdk.infrastructure.errors import RequestError as RHEVRequestError
    DEFAULT_SKIP = (OSOverLimit, RHEVRequestError, exceptions.VMInstanceNotCloned, SSLError)
except ImportError:
    DEFAULT_SKIP = (OSOverLimit, exceptions.VMInstanceNotCloned, SSLError)


[docs]def deploy_template(provider_key, vm_name, template_name=None, timeout=900, **deploy_args): """ Args: provider_key: Provider key on which the VM is to be created vm_name: Name of the VM to be deployed template_name: Name of the template that the VM is deployed from timeout: the timeout for template deploy """ allow_skip = deploy_args.pop("allow_skip", ()) if isinstance(allow_skip, dict): skip_exceptions = allow_skip.keys() callable_mapping = allow_skip elif isinstance(allow_skip, six.string_types) and allow_skip.lower() == "default": skip_exceptions = DEFAULT_SKIP callable_mapping = {} else: skip_exceptions = allow_skip callable_mapping = {} provider_crud = get_crud(provider_key) deploy_args.update(vm_name=vm_name) if template_name is None: try: deploy_args.update(template=provider_crud.data['templates']['small_template']['name']) except KeyError: raise KeyError('small_template not defined for Provider {} in cfme_data.yaml' .format(provider_key)) else: deploy_args.update(template=template_name) deploy_args.update(provider_crud.deployment_helper(deploy_args)) logger.info("Getting ready to deploy VM/instance %s from template %s on provider %s", vm_name, deploy_args['template'], provider_crud.data['name']) try: try: logger.debug("Deploy args: %s", deploy_args) vm_name = provider_crud.mgmt.deploy_template(timeout=timeout, **deploy_args) logger.info("Provisioned VM/instance %s", vm_name) # instance ID in case of EC2 except Exception as e: logger.exception('Could not provisioning VM/instance %s (%s: %s)', vm_name, type(e).__name__, str(e)) try: provider_crud.mgmt.delete_vm(vm_name) except Exception: logger.exception("Unable to clean up vm:", vm_name) raise except skip_exceptions as e: e_c = type(e) if e_c in callable_mapping and not callable_mapping[e_c](e): raise # Make it visible also in the log. store.write_line( "Skipping due to a provider error: {}: {}\n".format(e_c.__name__, str(e)), purple=True) logger.exception(e) pytest.skip("{}: {}".format(e_c.__name__, str(e))) return vm_name