def _wait_for_completion(azure, promise, wait_timeout, msg):
if not promise: return
wait_timeout = time.time() + wait_timeout
while wait_timeout > time.time():
operation_result = azure.get_operation_status(promise.request_id)
time.sleep(5)
if operation_result.status == "Succeeded":
return
raise AzureException('Timed out waiting for async operation ' + msg + ' "' + str(promise.request_id) + '" to complete.')
def _delete_disks_when_detached(azure, wait_timeout, disk_names):
def _handle_timeout(signum, frame):
raise TimeoutError("Timeout reached while waiting for disks to become detached.")
signal.signal(signal.SIGALRM, _handle_timeout)
signal.alarm(wait_timeout)
try:
while len(disk_names) > 0:
for disk_name in disk_names:
disk = azure.get_disk(disk_name)
if disk.attached_to is None:
azure.delete_disk(disk.name, True)
disk_names.remove(disk_name)
except AzureException as e:
raise AzureException("failed to get or delete disk %s, error was: %s" % (disk_name, str(e)))
finally:
signal.alarm(0)