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# Copyright (C) 2017-2024 Vanessa Sochat.
# This Source Code Form is subject to the terms of the
# Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed
# with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
from spython.logger import bot
def stop(
self,
name=None,
sudo=False,
sudo_options=None,
timeout=None,
singularity_options=None,
quiet=True,
):
"""stop an instance. This is done by default when an instance is created.
Parameters
==========
name: a name for the instance
sudo: if the user wants to run the command with sudo
singularity_options: a list of options to provide to the singularity client
quiet: Do not print verbose output.
timeout: forcebly kill non-stopped instance after the
timeout specified in seconds
USAGE:
singularity [...] instance.stop [...] <instance name>
"""
from spython.utils import check_install, run_command
check_install()
subgroup = ["instance", "stop"]
if timeout:
subgroup += ["-t", str(timeout)]
cmd = self._init_command(subgroup, singularity_options)
# If name is provided assume referencing an instance
instance_name = self.name
if name is not None:
instance_name = name
cmd = cmd + [instance_name]
# Print verbose output
if not (quiet or self.quiet):
bot.info(" ".join(cmd))
output = run_command(cmd, sudo=sudo, sudo_options=sudo_options, quiet=True)
if output["return_code"] != 0:
message = "%s : return code %s" % (output["message"], output["return_code"])
bot.error(message)
return output["return_code"]
return output["return_code"]
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