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Files
atomic/Atomic/uninstall.py
Giuseppe Scrivano f596f1205a syscontainers: rename some functions
they are part of the class SystemContainers, do not repeat
system_container in the name.

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>

Closes: #683
Approved by: rhatdan
2016-10-06 11:07:34 +00:00

72 lines
2.7 KiB
Python

import argparse
from . import util
from .util import add_opt
from .install import INSTALL_ARGS
from docker.errors import NotFound
try:
from . import Atomic
except ImportError:
from atomic import Atomic # pylint: disable=relative-import
def cli(subparser):
# atomic uninstall
uninstallp = subparser.add_parser(
"uninstall", help=_("execute container image uninstall method"),
epilog="atomic uninstall attempts to read the LABEL UNINSTALL "
"field in the image, if it does not exist atomic will "
"remove the image from your machine. You could add a "
"LABEL UNINSTALL command to your Dockerfile like: 'LABEL "
"UNINSTALL %s'" % Uninstall.print_uninstall())
uninstallp.set_defaults(_class=Uninstall, func='uninstall')
add_opt(uninstallp)
uninstallp.add_argument("-n", "--name", dest="name", default=None,
help=_("name of container"))
uninstallp.add_argument("-f", "--force", default=False, dest="force",
action="store_true",
help=_("remove all containers based on this "
"image"))
uninstallp.add_argument("image", help=_("container image"))
uninstallp.add_argument("args", nargs=argparse.REMAINDER,
help=_("Additional arguments appended to the "
"image uninstall method"))
class Uninstall(Atomic):
def __init__(self):
super(Uninstall, self).__init__()
def uninstall(self):
if self.syscontainers.get_checkout(self.args.image):
return self.syscontainers.uninstall(self.args.image)
self.inspect = self._inspect_container()
if self.inspect and self.force:
self.force_delete_containers()
try:
# Attempt to remove container, if it exists just return
self.d.stop(self.name)
self.d.remove_container(self.name)
except NotFound:
# On exception attempt to remove image
pass
self.inspect = self._inspect_image()
if not self.inspect:
raise ValueError("Image '%s' is not installed" % self.image)
args = self._get_args("UNINSTALL")
if args:
cmd = self.gen_cmd(args + self.quote(self.args.args))
cmd = self.sub_env_strings(cmd)
self.display(cmd)
util.check_call(cmd, env=self.cmd_env())
if self.name == self.image:
util.write_out("docker rmi %s" % self.image)
util.check_call([self.docker_binary(), "rmi", self.image])
@staticmethod
def print_uninstall():
return "%s %s %s" % (util.default_docker(), " ".join(INSTALL_ARGS), "/usr/bin/UNINSTALLCMD")