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#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import uuid
from typing import Optional
from testcontainers.core.docker_client import DockerClient
class Network:
"""
Network context manager for programmatically connecting containers.
"""
def __init__(self, docker_client_kw: Optional[dict] = None, docker_network_kw: Optional[dict] = None) -> None:
self.name = str(uuid.uuid4())
self._docker = DockerClient(**(docker_client_kw or {}))
self._docker_network_kw = docker_network_kw or {}
def connect(self, container_id: str, network_aliases: Optional[list] = None):
self._network.connect(container_id, aliases=network_aliases)
def remove(self) -> None:
self._network.remove()
def create(self) -> "Network":
self._network = self._docker.client_networks_create(self.name, self._docker_network_kw)
self.id = self._network.id
return self
def __enter__(self) -> "Network":
return self.create()
def __exit__(self, exc_type, exc_val, exc_tb) -> None:
self.remove()