def test_existing_device_is_formatted(self):
"""
make_filesystem() formats the given device if it exists with the
specified filesystem.
"""
device = '/dev/zero'
fstype = 'xfs'
ceph_utils.make_filesystem(device, fstype)
self.check_call.assert_called_with(['mkfs', '-t', fstype, device])
self.log.assert_called_with('Formatting block device %s as '
'filesystem %s.' % (device, fstype),
level='INFO')
def test_device_is_formatted_if_it_appears(self):
"""
The specified device is formatted if it appears before the timeout
is reached.
"""
def create_my_device(filename):
with open(filename, "w") as device:
device.write("hello\n")
temp_dir = mkdtemp()
self.addCleanup(rmtree, temp_dir)
device = "%s/mydevice" % temp_dir
fstype = 'xfs'
timeout = 4
t = Timer(2, create_my_device, [device])
t.start()
ceph_utils.make_filesystem(device, fstype, timeout)
self.check_call.assert_called_with(['mkfs', '-t', fstype, device])
def test_make_filesystem_default_filesystem(self):
'''make_filesystem() uses ext4 as the default filesystem.'''
device = '/dev/zero'
ceph_utils.make_filesystem(device)
self.check_call.assert_called_with(['mkfs', '-t', 'ext4', device])
def test_make_filesystem_xfs(self, _exists):
_exists.return_value = True
ceph_utils.make_filesystem('/dev/sdd', 'xfs')
self.log.assert_called()
self.check_call.assert_called_with(['mkfs', '-t', 'xfs', '/dev/sdd'])