def register(instance_name, *device_names):
"""Register device with a SDPSubarray device server instance.
If the device is already registered, do nothing.
:param instance_name: Instance name SDPSubarray device server
:param device_names: Subarray device names to register
"""
# pylint: disable=protected-access
try:
tango_db = Database()
class_name = 'SDPSubarray'
server_name = '{}/{}'.format(class_name, instance_name)
devices = list(tango_db.get_device_name(server_name, class_name))
device_info = DbDevInfo()
device_info._class = class_name
device_info.server = server_name
for device_name in device_names:
device_info.name = device_name
if device_name in devices:
LOG.debug("Device '%s' already registered", device_name)
continue
LOG.info('Registering device: %s (server: %s, class: %s)',
device_info.name, server_name, class_name)
tango_db.add_device(device_info)
except ConnectionFailed:
pass
def register_master():
"""Register the SDP Master device."""
tango_db = Database()
device = "sip_sdp/elt/master"
device_info = DbDevInfo()
device_info._class = "SDPMasterDevice"
device_info.server = "sdp_master_ds/1"
device_info.name = device
devices = tango_db.get_device_name(device_info.server, device_info._class)
if device not in devices:
LOG.info('Registering device "%s" with device server "%s"',
device_info.name, device_info.server)
tango_db.add_device(device_info)
def register_master():
"""Register the SDP Master device."""
tango_db = Database()
device = "sip_sdp/elt/master"
device_info = DbDevInfo()
device_info._class = "SDPMasterDevice"
device_info.server = "sdp_master_ds/1"
device_info.name = device
devices = tango_db.get_device_name(device_info.server, device_info._class)
if device not in devices:
LOG.info('Registering device "%s" with device server "%s"',
device_info.name, device_info.server)
tango_db.add_device(device_info)
def configure(self, value):
"""Schedule an offline only SBI with SDP."""
# Only accept new SBIs if the SDP is on.
if self._sdp_state.current_state != 'on':
raise RuntimeWarning('Unable to configure SBIs unless SDP is '
'\'on\'.')
# Check that the new SBI is not already registered.
sbi_config_dict = json.loads(value)
sbi_list = SchedulingBlockInstanceList()
LOG.info('SBIs before: %s', sbi_list.active)
if sbi_config_dict.get('id') in sbi_list.active:
raise RuntimeWarning(
'Unable to add SBI with ID {}, an SBI with '
'this ID is already registered with SDP!'.format(
sbi_config_dict.get('id')))
# Add the SBI to the dictionary.
LOG.info('Scheduling offline SBI! Config:\n%s', value)
sbi = SchedulingBlockInstance.from_config(sbi_config_dict)
LOG.info('SBIs after: %s', sbi_list.active)
sbi_pb_ids = sbi.processing_block_ids
LOG.info('SBI "%s" contains PBs: %s', sbi.id, sbi_pb_ids)
# pb_list = ProcessingBlockList()
# LOG.info('Active PBs: %s', pb_list.active)
# Get the list and number of Tango PB devices
tango_db = Database()
pb_device_class = "ProcessingBlockDevice"
pb_device_server_instance = "processing_block_ds/1"
pb_devices = tango_db.get_device_name(pb_device_server_instance,
pb_device_class)
LOG.info('Number of PB devices in the pool = %d', len(pb_devices))
# Get a PB device which has not been assigned.
for pb_id in sbi_pb_ids:
for pb_device_name in pb_devices:
device = DeviceProxy(pb_device_name)
if not device.pb_id:
LOG.info('Assigning PB device = %s to PB id = %s',
pb_device_name, pb_id)
# Set the device attribute 'pb_id' to the processing block
# id it is tracking.
device.pb_id = pb_id
break
def configure(self, value):
"""Schedule an offline only SBI with SDP."""
# Only accept new SBIs if the SDP is on.
if self._sdp_state.current_state != 'on':
raise RuntimeWarning('Unable to configure SBIs unless SDP is '
'\'on\'.')
# Check that the new SBI is not already registered.
sbi_config_dict = json.loads(value)
sbi_list = SchedulingBlockInstanceList()
LOG.info('SBIs before: %s', sbi_list.active)
if sbi_config_dict.get('id') in sbi_list.active:
raise RuntimeWarning('Unable to add SBI with ID {}, an SBI with '
'this ID is already registered with SDP!'
.format(sbi_config_dict.get('id')))
# Add the SBI to the dictionary.
LOG.info('Scheduling offline SBI! Config:\n%s', value)
sbi = SchedulingBlockInstance.from_config(sbi_config_dict)
LOG.info('SBIs after: %s', sbi_list.active)
sbi_pb_ids = sbi.processing_block_ids
LOG.info('SBI "%s" contains PBs: %s', sbi.id, sbi_pb_ids)
# pb_list = ProcessingBlockList()
# LOG.info('Active PBs: %s', pb_list.active)
# Get the list and number of Tango PB devices
tango_db = Database()
pb_device_class = "ProcessingBlockDevice"
pb_device_server_instance = "processing_block_ds/1"
pb_devices = tango_db.get_device_name(pb_device_server_instance,
pb_device_class)
LOG.info('Number of PB devices in the pool = %d', len(pb_devices))
# Get a PB device which has not been assigned.
for pb_id in sbi_pb_ids:
for pb_device_name in pb_devices:
device = DeviceProxy(pb_device_name)
if not device.pb_id:
LOG.info('Assigning PB device = %s to PB id = %s',
pb_device_name, pb_id)
# Set the device attribute 'pb_id' to the processing block
# id it is tracking.
device.pb_id = pb_id
break
def processing_block_devices(self):
"""Get list of processing block devices."""
# Get the list and number of Tango PB devices
tango_db = Database()
pb_device_class = "ProcessingBlockDevice"
pb_device_server_instance = "processing_block_ds/1"
pb_devices = tango_db.get_device_name(pb_device_server_instance,
pb_device_class)
LOG.info('Number of PB devices in the pool = %d', len(pb_devices))
pb_device_map = []
for pb_device_name in pb_devices:
device = DeviceProxy(pb_device_name)
if device.pb_id:
LOG.info('%s %s', pb_device_name, device.pb_id)
pb_device_map.append((pb_device_name, device.pb_id))
return str(pb_device_map)
def processing_block_devices(self):
"""Get list of processing block devices."""
# Get the list and number of Tango PB devices
tango_db = Database()
pb_device_class = "ProcessingBlockDevice"
pb_device_server_instance = "processing_block_ds/1"
pb_devices = tango_db.get_device_name(pb_device_server_instance,
pb_device_class)
LOG.info('Number of PB devices in the pool = %d', len(pb_devices))
pb_device_map = []
for pb_device_name in pb_devices:
device = DeviceProxy(pb_device_name)
if device.pb_id:
LOG.info('%s %s', pb_device_name, device.pb_id)
pb_device_map.append((pb_device_name, device.pb_id))
return str(pb_device_map)