def setup(self, **kwargs):
tools = kwargs['tools']
for dd in self.dax_devices:
proc = tools.pmemdetect('-d', dd.path)
if proc.returncode != 0:
raise futils.Fail('checking {} with pmemdetect failed:{}{}'
.format(dd.path, os.linesep, proc.stdout))
def get_size(path):
"""
Returns size of the file or dax device.
Value "2**64 - 1" is checked because pmemdetect in case of error prints it.
"""
proc = tools.pmemdetect('-z', path)
if int(proc.stdout) != 2**64 - 1:
return int(proc.stdout)
fail('Could not get size of the file, it is inaccessible or does not exist')
def get_size(self, path):
"""
Returns size of the file or dax device.
Value "2**64 - 1" is checked because pmemdetect in case of error prints it.
"""
proc = tools.pmemdetect(self, '-z', path)
if int(proc.stdout) != 2**64 - 1:
return int(proc.stdout)
futils.fail('Could not get size of the file, it is inaccessible or does not exist')
def supports_map_sync(path):
"""Checks if MAP_SYNC is supported on a filesystem from given path"""
proc = tools.pmemdetect('-s', path)
if proc.returncode == tools.PMEMDETECT_ERROR:
fail(proc.stdout)
if proc.returncode == tools.PMEMDETECT_TRUE:
return True
if proc.returncode == tools.PMEMDETECT_FALSE:
return False
fail('Unknown value {} returned by pmemdetect'.format(proc.returncode))
def is_devdax(path):
"""Checks if given path points to device dax"""
proc = tools.pmemdetect('-d', path)
if proc.returncode == tools.PMEMDETECT_ERROR:
fail(proc.stdout)
if proc.returncode == tools.PMEMDETECT_TRUE:
return True
if proc.returncode == tools.PMEMDETECT_FALSE:
return False
fail('Unknown value {} returned by pmemdetect'.format(proc.returncode))
def supports_map_sync(path):
"""Checks if MAP_SYNC is supported on a filesystem from given path"""
proc = tools.pmemdetect('-s', path)
if proc.returncode == tools.PMEMDETECT_ERROR:
fail(proc.stdout)
if proc.returncode == tools.PMEMDETECT_TRUE:
return True
if proc.returncode == tools.PMEMDETECT_FALSE:
return False
fail('Unknown value {} returned by pmemdetect'.format(proc.returncode))
def is_devdax(path):
"""Checks if given path points to device dax"""
proc = tools.pmemdetect('-d', path)
if proc.returncode == tools.PMEMDETECT_ERROR:
fail(proc.stdout)
if proc.returncode == tools.PMEMDETECT_TRUE:
return True
if proc.returncode == tools.PMEMDETECT_FALSE:
return False
fail('Unknown value {} returned by pmemdetect'.format(proc.returncode))
def setup(self, **kwargs):
# DevDax tests always require ndctl
req.Requirements().check_ndctl_enable()
req.Requirements().check_ndctl()
tools = kwargs['tools']
for dd in self.dax_devices:
proc = tools.pmemdetect('-d', dd.path)
if proc.returncode != 0:
raise futils.Fail(
'checking {} with pmemdetect failed:{}{}'.format(
dd.path, os.linesep, proc.stdout))
def setup(self, **kwargs):
# DevDax tests always require ndctl
req.Requirements().check_ndctl_enable()
req.Requirements().check_ndctl()
tools = kwargs['tools']
for dd in self.dax_devices:
proc = tools.pmemdetect('-d', dd.path)
if proc.returncode != 0:
raise futils.Fail('checking {} with pmemdetect failed:{}{}'
.format(dd.path, os.linesep, proc.stdout))
if self.check_fs_exec:
exec_allowed = tools.mapexec(dd.path)
if exec_allowed.returncode != 1:
raise futils.Skip('dax device {} has no exec rights for'
' mmap'.format(dd.path))
