mirror of
https://github.com/projectatomic/atomic.git
synced 2026-02-06 21:45:24 +01:00
58 lines
2.4 KiB
Python
58 lines
2.4 KiB
Python
try:
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from . import Atomic
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except ImportError:
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from atomic import Atomic # pylint: disable=relative-import
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from .trust import Trust
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from .util import skopeo_copy, get_atomic_config, skopeo_inspect,\
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decompose, write_out, strip_port, is_insecure_registry
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ATOMIC_CONFIG = get_atomic_config()
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def cli(subparser):
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# atomic pull
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backend = ATOMIC_CONFIG.get('default_storage', "docker")
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pullp = subparser.add_parser("pull", help=_("pull latest image from a repository"),
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epilog="pull the latest specified image from a repository.")
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pullp.set_defaults(_class=Pull, func='pull_image')
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pullp.add_argument("--storage", dest="backend", default=backend,
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help=_("Specify the storage. Default is currently '%s'. You can"
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" change the default by editing /etc/atomic.conf and changing"
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" the 'default_storage' field." % backend))
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pullp.add_argument("-t", "--type", dest="reg_type", default=None,
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help=_("Pull from an alternative registry type."))
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pullp.add_argument("image", help=_("image id"))
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class Pull(Atomic):
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def pull_docker_image(self):
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self.ping()
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_, _, tag = decompose(self.args.image)
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# If no tag is given, we assume "latest"
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tag = tag if tag != "" else "latest"
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if self.args.reg_type == "atomic":
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pull_uri = 'atomic:'
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else:
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pull_uri = 'docker://'
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fq_name = skopeo_inspect("{}{}".format(pull_uri, self.args.image))['Name']
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registry, _, _ = decompose(fq_name)
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image = "docker-daemon:{}:{}".format(fq_name, tag)
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insecure = True if is_insecure_registry(self.d.info()['RegistryConfig'], strip_port(registry)) else False
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trust = Trust()
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trust.set_args(self.args)
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trust.discover_sigstore(fq_name)
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skopeo_copy("docker://{}".format(self.args.image), image, debug=self.args.debug, insecure=insecure)
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def pull_image(self):
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handlers = {
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"ostree" : self.syscontainers.pull_image,
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"docker" : self.pull_docker_image
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}
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handler = handlers.get(self.args.backend)
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if handler is None:
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raise ValueError("Destination not known, please choose --storage=%s" % "|".join(handlers.keys()))
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write_out("Image %s is being pulled to %s ..." % (self.args.image, self.args.backend))
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handler()
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