def destroy(force):
"""
Destroy the VM. Deletes all resources. Start over with 'yurt vm init'.
"""
try:
vm_state = vm.state()
if vm_state == vm.State.NotInitialized:
logging.info(
"The VM has not been initialized. Initialize with 'yurt vm init'."
)
elif vm_state == vm.State.Running:
logging.error(
"Cannot destroy while VM is running. Stop it first with 'yurt shutdown'"
)
else:
vm.destroy()
except YurtException as e:
if force:
vm.delete_instance_files()
else:
logging.error(e.message)
logging.info(
"Run 'yurt vm destroy --force' to force deletion of VM resources belonging to Yurt."
)
except Exception:
if force:
vm.delete_instance_files()
def restart(force):
"""
Restart the VM.
"""
try:
if vm.state() == vm.State.Running:
vm.stop(force=force)
vm.ensure_is_ready(prompt_init=True, prompt_start=False)
except YurtException as e:
logging.error(e.message)
def start_vm():
"""
Start up the VM.
"""
try:
if vm.state() == vm.State.Running:
logging.info("Yurt is already running.")
else:
vm.ensure_is_ready(prompt_init=True, prompt_start=False)
except YurtException as e:
logging.error(e.message)
def setUpClass(cls):
cls.discard_vm = os.environ.get(
"YURT_TEST_DISCARD_VM_POLICY") == "discard"
if cls.discard_vm:
if vm.state() == vm.State.Running:
vm.stop(force=True)
if vm.state() == vm.State.Stopped:
vm.destroy()
if vm.state() == vm.State.NotInitialized:
vm.init()
logging.info("Waiting for VM registration...")
time.sleep(3)
if vm.state() == vm.State.Stopped:
vm.start()
lxc.configure_lxd()
def check_if_running():
if vm.state() != vm.State.Running:
raise YurtException("VM Not running")
util.retry(check_if_running)
def check_if_running():
if vm.state() != vm.State.Running:
raise YurtException("VM Not running")