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#!/usr/bin/env python3
# SPDX-License-Identifier: LGPL-2.1-only
#
# Advanced cgget functionality test - multiple '-r' flags and multiple cgroups
#
# Copyright (c) 2021 Oracle and/or its affiliates.
# Author: Tom Hromatka <tom.hromatka@oracle.com>
#
from cgroup import Cgroup, CgroupVersion
import consts
import ftests
import sys
import os
CONTROLLER = 'memory'
CGNAME1 = '012cgget1'
CGNAME2 = '012cgget2'
SETTING1_V1 = 'memory.limit_in_bytes'
SETTING1_V2 = 'memory.max'
VALUE1 = '4194304'
SETTING2_V1 = 'memory.soft_limit_in_bytes'
SETTING2_V2 = 'memory.high'
VALUE2 = '4096000'
EXPECTED_OUT = """{}:
{}
{}
{}:
{}
{}
""".format(CGNAME1, VALUE1, VALUE2, CGNAME2, VALUE1, VALUE2)
def prereqs(config):
pass
def setup(config):
Cgroup.create(config, CONTROLLER, CGNAME1)
Cgroup.create(config, CONTROLLER, CGNAME2)
version = CgroupVersion.get_version(CONTROLLER)
if version == CgroupVersion.CGROUP_V1:
Cgroup.set(config, CGNAME1, SETTING1_V1, VALUE1)
Cgroup.set(config, CGNAME1, SETTING2_V1, VALUE2)
Cgroup.set(config, CGNAME2, SETTING1_V1, VALUE1)
Cgroup.set(config, CGNAME2, SETTING2_V1, VALUE2)
elif version == CgroupVersion.CGROUP_V2:
Cgroup.set(config, CGNAME1, SETTING1_V2, VALUE1)
Cgroup.set(config, CGNAME1, SETTING2_V2, VALUE2)
Cgroup.set(config, CGNAME2, SETTING1_V2, VALUE1)
Cgroup.set(config, CGNAME2, SETTING2_V2, VALUE2)
def test(config):
result = consts.TEST_PASSED
cause = None
version = CgroupVersion.get_version(CONTROLLER)
if version == CgroupVersion.CGROUP_V1:
settings = [SETTING1_V1, SETTING2_V1]
elif version == CgroupVersion.CGROUP_V2:
settings = [SETTING1_V2, SETTING2_V2]
out = Cgroup.get(config, controller=None, cgname=[CGNAME1, CGNAME2],
setting=settings, values_only=True)
for line_num, line in enumerate(out.splitlines()):
if line.strip() != EXPECTED_OUT.splitlines()[line_num].strip():
result = consts.TEST_FAILED
cause = (
'Expected line:\n\t{}\nbut received line:\n\t{}'
''.format(EXPECTED_OUT.splitlines()[line_num].strip(),
line.strip())
)
return result, cause
return result, cause
def teardown(config):
Cgroup.delete(config, CONTROLLER, CGNAME1)
Cgroup.delete(config, CONTROLLER, CGNAME2)
def main(config):
prereqs(config)
setup(config)
[result, cause] = test(config)
teardown(config)
return [result, cause]
if __name__ == '__main__':
config = ftests.parse_args()
# this test was invoked directly. run only it
config.args.num = int(os.path.basename(__file__).split('-')[0])
sys.exit(ftests.main(config))
# vim: set et ts=4 sw=4:
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