diff --git a/lib/ansible/modules/cloud/docker/docker_network.py b/lib/ansible/modules/cloud/docker/docker_network.py index f64654bbd29..e8eef591094 100644 --- a/lib/ansible/modules/cloud/docker/docker_network.py +++ b/lib/ansible/modules/cloud/docker/docker_network.py @@ -424,12 +424,17 @@ class DockerNetworkManager(object): else: ipam_pools.append(utils.create_ipam_pool(**ipam_pool)) - if HAS_DOCKER_PY_2 or HAS_DOCKER_PY_3: - params['ipam'] = IPAMConfig(driver=self.parameters.ipam_driver, - pool_configs=ipam_pools) - else: - params['ipam'] = utils.create_ipam_config(driver=self.parameters.ipam_driver, - pool_configs=ipam_pools) + if self.parameters.ipam_driver or ipam_pools: + # Only add ipam parameter if a driver was specified or if IPAM parameters + # were specified. Leaving this parameter away can significantly speed up + # creation; on my machine creation with this option needs ~15 seconds, + # and without just a few seconds. + if HAS_DOCKER_PY_2 or HAS_DOCKER_PY_3: + params['ipam'] = IPAMConfig(driver=self.parameters.ipam_driver, + pool_configs=ipam_pools) + else: + params['ipam'] = utils.create_ipam_config(driver=self.parameters.ipam_driver, + pool_configs=ipam_pools) if self.parameters.enable_ipv6 is not None: params['enable_ipv6'] = self.parameters.enable_ipv6