def test(config):
result = consts.TEST_PASSED
cause = None
Cgroup.create(config, None, CGNAME)
# verify the cgroup exists by reading cgroup.procs
Cgroup.get(
config, controller=None, cgname=CGNAME,
setting='cgroup.procs', print_headers=True,
values_only=False
)
return result, cause
def test(config):
result = consts.TEST_PASSED
cause = None
version = CgroupVersion.get_version(CONTROLLER)
if version == CgroupVersion.CGROUP_V1:
setting = SETTING_V1
expected_out = EXPECTED_OUT_V1
elif version == CgroupVersion.CGROUP_V2:
setting = SETTING_V2
expected_out = EXPECTED_OUT_V2
out = Cgroup.get(config,
controller=None,
cgname=[CGNAME1, CGNAME2],
setting=setting)
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 test(config):
result = consts.TEST_PASSED
cause = None
out = Cgroup.get(config,
controller=None,
cgname=CGNAME,
setting=SETTING,
print_headers=True,
values_only=False)
# arbitrary check to ensure we read several lines
if len(out.splitlines()) < 10:
result = consts.TEST_FAILED
cause = ('Expected multiple lines, but only received {}'
''.format(len(out.splitlines())))
return result, cause
# arbitrary check for a setting that's in both cgroup v1 and cgroup v2
# memory.stat
if '\tunevictable' not in out:
result = consts.TEST_FAILED
cause = 'Unexpected output\n{}'.format(out)
return result, cause
return result, cause
def test(config):
result = consts.TEST_PASSED
cause = None
out = Cgroup.get(config, cgname=CGNAME, all_controllers=True)
# arbitrary check to ensure we read several lines
if len(out.splitlines()) < 20:
result = consts.TEST_FAILED
cause = ('Expected multiple lines, but only received {}'
''.format(len(out.splitlines())))
return result, cause
# arbitrary check for a setting that's in both cgroup v1 and cgroup v2
# memory.stat
if '\tpgmajfault' not in out:
result = consts.TEST_FAILED
cause = 'Unexpected output\n{}'.format(out)
return result, cause
# make sure that a cpuset value was in the output:
if 'cpuset.cpus' not in out:
result = consts.TEST_FAILED
cause = 'Failed to find cpuset settings in output\n{}'.format(out)
return result, cause
return result, cause
def test(config):
result = consts.TEST_PASSED
cause = None
try:
# check if the memsw.failcnt file exists. if so, add it to the
# expected snapshot
Cgroup.get(config, setting='memory.memsw.failcnt', cgname=CGNAME)
expected_str = CGSNAPSHOT + CGSNAPSHOT_SWAP
except RunError:
# memsw files don't exist. exclude them from the snapshot
expected_str = CGSNAPSHOT + CGSNAPSHOT_NOSWAP
expected = Cgroup.snapshot_to_dict(expected_str)
actual = Cgroup.snapshot(config, controller=CONTROLLER)
if expected[CGNAME] != actual[CGNAME]:
result = consts.TEST_FAILED
cause = 'Expected cgsnapshot result did not equal actual cgsnapshot'
return result, cause
def test(config):
result = consts.TEST_PASSED
cause = None
out = Cgroup.get(config,
controller='{}:{}'.format(CONTROLLER, CGNAME),
print_headers=False)
version = CgroupVersion.get_version(CONTROLLER)
if version == CgroupVersion.CGROUP_V1:
expected_out = EXPECTED_OUT_V1
if len(out.splitlines()) != len(expected_out.splitlines()):
expected_out = EXPECTED_OUT_V1_CFS_BANDWIDTH
elif version == CgroupVersion.CGROUP_V2:
expected_out = EXPECTED_OUT_V2
if len(out.splitlines()) != len(expected_out.splitlines()):
expected_out = EXPECTED_OUT_V2_PSI
if len(out.splitlines()) != len(expected_out.splitlines()):
expected_out = EXPECTED_OUT_V2_PSI_CFS_BANDWIDTH
if len(out.splitlines()) != len(expected_out.splitlines()):
result = consts.TEST_FAILED
cause = ('Expected line count: {}, but received line count: {}'
''.format(len(expected_out.splitlines()),
len(out.splitlines())))
return result, cause
if len(out.splitlines()) != len(expected_out.splitlines()):
result = consts.TEST_FAILED
cause = ('Expected {} lines but received {} lines'
''.format(len(expected_out.splitlines()),
len(out.splitlines())))
return result, cause
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 test(config):
result = consts.TEST_PASSED
cause = None
config.process.create_process_in_cgroup(config, '', CGNAME)
output = Cgroup.get(config,
controller=None,
cgname=CGNAME,
setting='cgroup.procs',
print_headers=False,
values_only=False)
if not len(output):
result = consts.TEST_FAILED
cause = 'No process created in the cgroup'
return result, cause
def test(config):
result = consts.TEST_PASSED
cause = None
out = Cgroup.get(config, controller=None, cgname=CGNAME)
if out.splitlines()[0] != '{}:'.format(CGNAME):
result = consts.TEST_FAILED
cause = ('cgget expected the cgroup name {} in the first line.\n'
'Instead it received {}'
''.format(CGNAME,
out.splitlines()[0]))
if len(out.splitlines()) < 5:
result = consts.TEST_FAILED
cause = ('Too few lines output by cgget. Received {} lines'
''.format(len(out.splitlines())))
return result, cause
def test(config):
result = consts.TEST_PASSED
cause = None
try:
# cgget -g cpu
Cgroup.get(config, controller=CONTROLLER)
except RunError as re:
if 'Wrong input parameters,' not in re.stderr:
result = consts.TEST_FAILED
cause = "#1 Expected 'Wrong input parameters' to be in stderr"
return result, cause
if re.ret != 255:
result = consts.TEST_FAILED
cause = ('#1 Expected return code of 255 but received {}'
''.format(re.ret))
return result, cause
else:
result = consts.TEST_FAILED
cause = 'Test case #1 erroneously passed'
return result, cause
try:
# cgget -g cpu:016cgget 016cgget
Cgroup.get(config,
controller='{}:{}'.format(CONTROLLER, CGNAME),
cgname=CGNAME)
except RunError as re:
if 'Wrong input parameters,' not in re.stderr:
result = consts.TEST_FAILED
cause = "#2 Expected 'Wrong input parameters' to be in stderr"
return result, cause
if re.ret != 255:
result = consts.TEST_FAILED
cause = ('#2 Expected return code of 255 but received {}'
''.format(re.ret))
return result, cause
else:
result = consts.TEST_FAILED
cause = 'Test case #2 erroneously passed'
return result, cause
try:
# cgget -r invalidsetting 016cgget
Cgroup.get(config,
setting='invalidsetting',
cgname=CGNAME,
print_headers=False,
values_only=True)
except RunError as re:
if 'cgget: error parsing parameter name' not in re.stderr:
result = consts.TEST_FAILED
cause = ("#3 Expected 'cgget: error parsing parameter name' to "
"be in stderr")
return result, cause
# legacy cgget returns 0 but populates stderr for this case.
# This feels wrong, so the updated cgget returns ECGINVAL
if re.ret != 91 and re.ret != 0:
result = consts.TEST_FAILED
cause = ('#3 Expected return code of 0 or 91 but received {}'
''.format(re.ret))
return result, cause
else:
result = consts.TEST_FAILED
cause = 'Test case #3 erroneously passed'
return result, cause
try:
# cgget -r invalid.setting 016cgget
Cgroup.get(config,
setting='invalid.setting',
cgname=CGNAME,
print_headers=False,
values_only=True)
except RunError as re:
if 'cgget: cannot find controller' not in re.stderr:
result = consts.TEST_FAILED
cause = ("#4 Expected 'cgget: cannot find controller' to be in "
"stderr")
return result, cause
# legacy cgget returns 0 but populates stderr for this case.
# This feels wrong, so the updated cgget returns ECGOTHER
if re.ret != 96 and re.ret != 0:
result = consts.TEST_FAILED
cause = ('#4 Expected return code of 0 or 96 but received {}'
''.format(re.ret))
return result, cause
else:
result = consts.TEST_FAILED
cause = 'Test case #4 erroneously passed'
return result, cause
try:
# cgget -r cpu.invalid 016cgget
Cgroup.get(config,
setting='{}.invalid'.format(CONTROLLER),
cgname=CGNAME,
print_headers=False,
values_only=True)
except RunError as re:
if 'variable file read failed' not in re.stderr:
result = consts.TEST_FAILED
cause = "#5 Expected 'variable file read failed' to be in stderr"
return result, cause
# legacy cgget returns 0 but populates stderr for this case.
# This feels wrong, so the updated cgget returns ECGOTHER
if re.ret != 96 and re.ret != 0:
result = consts.TEST_FAILED
cause = ('#5 Expected return code of 0 or 96 but received {}'
''.format(re.ret))
return result, cause
else:
result = consts.TEST_FAILED
cause = 'Test case #5 erroneously passed'
return result, cause
try:
# cgget with no parameters
Cgroup.get(config,
controller=None,
cgname=None,
setting=None,
print_headers=True,
values_only=False,
all_controllers=False,
cghelp=False)
except RunError as re:
if 'Wrong input parameters,' not in re.stderr:
result = consts.TEST_FAILED
cause = "#6 Expected 'Wrong input parameters' to be in stderr"
return result, cause
if re.ret != 1:
result = consts.TEST_FAILED
cause = ('#6 Expected return code of 1 but received {}'
''.format(re.ret))
return result, cause
else:
result = consts.TEST_FAILED
cause = 'Test case #6 erroneously passed'
return result, cause
# cgget -h
ret = Cgroup.get(config, cghelp=True)
if 'Print parameter(s)' not in ret:
result = consts.TEST_FAILED
cause = '#7 Failed to print help text'
return result, cause
return result, cause
