mirror of
https://github.com/home-assistant/supervisor.git
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0c44064926
* Disable ipv6 * Disable search domain * Update network.py * Update __init__.py * add options
111 lines
3.1 KiB
Python
111 lines
3.1 KiB
Python
"""Init file for HassIO docker object."""
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from contextlib import suppress
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import logging
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import docker
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from .network import DockerNetwork
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from ..const import SOCKET_DOCKER
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_LOGGER = logging.getLogger(__name__)
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class DockerAPI(object):
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"""Docker hassio wrapper.
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This class is not AsyncIO safe!
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"""
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def __init__(self):
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"""Initialize docker base wrapper."""
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self.docker = docker.DockerClient(
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base_url="unix:/{}".format(str(SOCKET_DOCKER)), version='auto')
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self.network = DockerNetwork(self.docker)
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@property
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def images(self):
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"""Return api images."""
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return self.docker.images
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@property
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def containers(self):
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"""Return api containers."""
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return self.docker.containers
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@property
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def api(self):
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"""Return api containers."""
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return self.docker.api
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def run(self, image, **kwargs):
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""""Create a docker and run it.
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Need run inside executor.
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"""
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name = kwargs.get('name', image)
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network_mode = kwargs.get('network_mode')
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hostname = kwargs.get('hostname')
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# setup network
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kwargs['dns_search'] = ["."]
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if network_mode:
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kwargs['dns'] = [str(self.network.supervisor)]
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kwargs['dns_opt'] = ["ndots:0"]
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else:
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kwargs['network'] = None
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# create container
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try:
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container = self.docker.containers.create(image, **kwargs)
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except docker.errors.DockerException as err:
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_LOGGER.error("Can't create container from %s: %s", name, err)
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return False
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# attach network
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if not network_mode:
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alias = [hostname] if hostname else None
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if self.network.attach_container(container, alias=alias):
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self.network.detach_default_bridge(container)
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else:
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_LOGGER.warning("Can't attach %s to hassio-net!", name)
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# run container
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try:
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container.start()
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except docker.errors.DockerException as err:
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_LOGGER.error("Can't start %s: %s", name, err)
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return False
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return True
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def run_command(self, image, command=None, **kwargs):
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"""Create a temporary container and run command.
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Need run inside executor.
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"""
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stdout = kwargs.get('stdout', True)
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stderr = kwargs.get('stderr', True)
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_LOGGER.info("Run command '%s' on %s", command, image)
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try:
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container = self.docker.containers.run(
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image,
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command=command,
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network=self.network.name,
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**kwargs
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)
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# wait until command is done
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exit_code = container.wait()
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output = container.logs(stdout=stdout, stderr=stderr)
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except docker.errors.DockerException as err:
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_LOGGER.error("Can't execute command: %s", err)
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return (None, b"")
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# cleanup container
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with suppress(docker.errors.DockerException):
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container.remove(force=True)
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return (exit_code, output)
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