ska_tmc_centralnode.central_node module

Central Node is a coordinator of the complete M&C system. Central Node implements the standard set of state and mode attributes defined by the SKA Control Model.

class ska_tmc_centralnode.central_node.AbstractCentralNode(*args, **kwargs)

Bases: TMCBaseDevice

Central Node is a coordinator of the complete Telescope system. Central Node is inherited from TMCBaseDevice class which is further inherited from SKABaseDevice class. TMCBaseDevice class contains attributes common to CentralNode and SubarrayNode.

InitCommand = None

completed_AssignResources()

AssignResources command completed callback.

Return type:

None

create_component_manager()

Create component manager object for command invocation.

init_device()

Initializes the CentralNode device.

Return type:

None

is_AssignResources_allowed(request_type=ska_tango_base.long_running_commands.LRCReqType.ENQUEUE_REQ)

Checks whether AssignResources command is allowed with the given input.

Parameters:

• argin – The command input argument

• request_type (LRCReqType) – The type of request (ENQUEUE_REQ or EXECUTE_REQ)

Returns:

True if AssignResources is allowed to be run in current device state

Return type:

boolean

is_Off_allowed()

Checks whether this command is allowed to be run in current device state.

Returns:

True if this command is allowed to be run in current device state.

Return type:

boolean

is_On_allowed()

Checks whether this command is allowed to be run in current device state.

Returns:

True if this command is allowed to be run in current device state.

Return type:

boolean

is_ReleaseResources_allowed(request_type=ska_tango_base.long_running_commands.LRCReqType.ENQUEUE_REQ)

Checks whether ReleaseResources is allowed with the given input.

Parameters:

• argin – The command input argument

• request_type (LRCReqType) – The type of request (ENQUEUE_REQ or EXECUTE_REQ)

Returns:

True if ReleaseResources command is allowed to be run in current device state.

Return type:

boolean

is_Standby_allowed()

Checks whether this command is allowed to be run in current device state.

Returns:

True if this command is allowed to be run in current device state.

Return type:

boolean

is_TelescopeOff_allowed(request_type=ska_tango_base.long_running_commands.LRCReqType.ENQUEUE_REQ)

Checks whether this command is allowed to be run in current device state.

Returns:

True if this command is allowed to be run in current device state.

Return type:

boolean

is_TelescopeOn_allowed(request_type=ska_tango_base.long_running_commands.LRCReqType.ENQUEUE_REQ)

Checks whether this command is allowed to be run in current device

state.

Returns:

True if this command is allowed to be run in current device state.

Return type:

boolean

is_TelescopeStandby_allowed(request_type=ska_tango_base.long_running_commands.LRCReqType.ENQUEUE_REQ)

Checks whether this command is allowed to be run in current device state.

Returns:

True if this command is allowed to be run in current device state.

Return type:

boolean

read_DefaultArrayLayoutURL()

Returns the default array layout URL attribute value.

Return type:

str

read_arrayLayoutFileProvided()

Reads arrayLayoutFileProvided attribute

read_arrayLayoutURL()

Returns the array layout URL attribute value.

Return type:

str

read_desiredTelescopeState()

Read Desired TelescopeState

read_telescopeAvailability()

Returns telescope availability

read_telescopeHealthState()

Read value of telescopeHealthState

read_telescopeState()

Reads telescopeState

read_tmOpState()

Return the tmOpState attribute.

transformedInternalModel_read()

Tranformed InternalModelRead

update_array_layout_url_callback(url_dict)

Called by the component manager whenever the array_layout_url changes. Persists the value in the Tango DB and pushes change/archive events.

Parameters:

• url_dict (dict) – Dictionary containing the array layout URL

• stored. (information to be serialized and) –

Return type:

None

update_default_array_layout_url_callback(url_dict)

Called by the component manager whenever the default_array_layout_url changes. Persists the value in the Tango DB and pushes change/archive events.

Parameters:

url_dict (dict) – Dictionary containing the default array layout URL information to be serialized and stored.

Return type:

None

update_device_callback(devInfo)

Update device callabacks

update_telescope_availability_callback(telescope_availability)

Update device availabililty callbacks

update_telescope_health_state_callback(telescope_health_state)

Update Telescope health state callbacks

update_telescope_state_callback(telescope_state)

Update telescope state callback

update_tmc_op_state_callback(tmc_op_state)

Update tmc operational state callbacks

write_DefaultArrayLayoutURL(url)

Sets the default array layout URL.

Return type:

None

write_arrayLayoutURL(url)

Set the Array Layout URL value.

Parameters:

uri (str) – Array Layout URL

Return type:

None