def _create_osd(self, svc_arg=None, inbuf=None):
# type: (Optional[str], Optional[str]) -> HandleCommandResult
"""Create one or more OSDs"""
usage = """
Usage:
ceph orch osd create -i <json_file/yaml_file>
ceph orch osd create host:device1,device2,...
"""
if inbuf:
try:
dgs = DriveGroupSpecs(yaml.load(inbuf))
drive_groups = dgs.drive_groups
except ValueError as e:
msg = 'Failed to read JSON input: {}'.format(str(e)) + usage
return HandleCommandResult(-errno.EINVAL, stderr=msg)
elif svc_arg:
try:
host_name, block_device = svc_arg.split(":")
block_devices = block_device.split(',')
except (TypeError, KeyError, ValueError):
msg = "Invalid host:device spec: '{}'".format(svc_arg) + usage
return HandleCommandResult(-errno.EINVAL, stderr=msg)
devs = DeviceSelection(paths=block_devices)
drive_groups = [DriveGroupSpec(host_name, data_devices=devs)]
else:
return HandleCommandResult(-errno.EINVAL, stderr=usage)
completion = self.create_osds(drive_groups)
self._orchestrator_wait([completion])
raise_if_exception(completion)
return HandleCommandResult(stdout=completion.result_str())
def test_DriveGroup(test_input):
dgs = DriveGroupSpecs(test_input)
for dg in dgs.drive_groups:
assert dg.placement.pattern_matches_hosts(['hostname']) == ['hostname']
assert dg.service_id == 'testing_drivegroup'
assert all([isinstance(x, Device) for x in dg.data_devices.paths])
assert dg.data_devices.paths[0].path == '/dev/sda'
def _create_with_drive_groups(self, drive_groups):
"""Create OSDs with DriveGroups."""
orch = OrchClient.instance()
try:
orch.osds.create(DriveGroupSpecs(drive_groups).drive_groups)
except (ValueError, TypeError, DriveGroupValidationError) as e:
raise DashboardException(e, component='osd')
def test_DriveGroup():
dg_json = {'testing_drivegroup':
{'host_pattern': 'hostname',
'data_devices': {'paths': ['/dev/sda']}
}
}
dgs = DriveGroupSpecs(dg_json)
for dg in dgs.drive_groups:
assert dg.hosts(['hostname']) == ['hostname']
assert dg.name == 'testing_drivegroup'
assert all([isinstance(x, Device) for x in dg.data_devices.paths])
assert dg.data_devices.paths[0].path == '/dev/sda'