SDP.py

# -*- coding: utf-8 -*-
#
# This file is part of the SDP project
#
#
#
# Distributed under the terms of the APACHE license.
# See LICENSE.txt for more info.

""" SDP Device Server for LOFAR2.0

"""

# PyTango imports
from tango.server import run
from tango.server import device_property, attribute
from tango import AttrWriteType
# Additional import

from clients.opcua_connection import OPCUAConnection
from util.attribute_wrapper import attribute_wrapper
from util.hardware_device import hardware_device

from util.lofar_logging import device_logging_to_python, log_exceptions
from util.lofar_git import get_version

import numpy

__all__ = ["SDP", "main"]

@device_logging_to_python({"device": "SDP"})
class SDP(hardware_device):
    """

    **Properties:**

    - Device Property
        OPC_Server_Name
            - Type:'DevString'
        OPC_Server_Port
            - Type:'DevULong'
        OPC_Time_Out
            - Type:'DevDouble'
    """

    # -----------------
    # Device Properties
    # -----------------

    OPC_Server_Name = device_property(
        dtype='DevString',
        mandatory=True
    )

    OPC_Server_Port = device_property(
        dtype='DevULong',
        mandatory=True
    )

    OPC_Time_Out = device_property(
        dtype='DevDouble',
        mandatory=True
    )

    # ----------
    # Attributes
    # ----------

    version_R = attribute(dtype=str, access=AttrWriteType.READ, fget=lambda self: get_version())

    # SDP will switch from FPGA_mask_RW to TR_FPGA_mask_RW, offer both for now as its a critical flag
    TR_FPGA_mask_RW = attribute_wrapper(comms_annotation=["2:TR_FPGA_mask_RW"], datatype=numpy.bool_, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_mask_RW = attribute_wrapper(comms_annotation=["2:FPGA_mask_RW"], datatype=numpy.bool_, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_scrap_R = attribute_wrapper(comms_annotation=["2:FPGA_scrap_R"], datatype=numpy.int32, dims=(2048,))
    FPGA_scrap_RW = attribute_wrapper(comms_annotation=["2:FPGA_scrap_RW"], datatype=numpy.int32, dims=(2048,), access=AttrWriteType.READ_WRITE)
    FPGA_status_R = attribute_wrapper(comms_annotation=["2:FPGA_status_R"], datatype=numpy.bool_, dims=(16,))
    FPGA_temp_R = attribute_wrapper(comms_annotation=["2:FPGA_temp_R"], datatype=numpy.float_, dims=(16,))
    FPGA_version_R = attribute_wrapper(comms_annotation=["2:FPGA_version_R"], datatype=numpy.str_, dims=(16,))
    FPGA_weights_R = attribute_wrapper(comms_annotation=["2:FPGA_weights_R"], datatype=numpy.int16, dims=(16, 12 * 488 * 2))
    FPGA_weights_RW = attribute_wrapper(comms_annotation=["2:FPGA_weights_RW"], datatype=numpy.int16, dims=(16, 12 * 488 * 2), access=AttrWriteType.READ_WRITE)
    FPGA_processing_enable_RW = attribute_wrapper(comms_annotation=["2:FPGA_processing_enable_RW"], datatype=numpy.bool_, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_processing_enable_R = attribute_wrapper(comms_annotation=["2:FPGA_processing_enable_R"], datatype=numpy.bool_, dims=(16,))
    FPGA_sst_offload_enable_RW = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_enable_RW"], datatype=numpy.bool_, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sst_offload_enable_R = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_enable_R"], datatype=numpy.bool_, dims=(16,))
    FPGA_sst_offload_selector_RW = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_selector_RW"], datatype=numpy.bool_, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sst_offload_selector_R = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_selector_R"], datatype=numpy.bool_, dims=(16,))
    FPGA_sst_offload_hdr_eth_destination_mac_RW = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_hdr_eth_destination_mac_RW"], datatype=numpy.str_, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sst_offload_hdr_eth_destination_mac_R = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_hdr_eth_destination_mac_R"], datatype=numpy.str_, dims=(16,))
    FPGA_sst_offload_hdr_ip_destination_address_RW = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_hdr_ip_destination_address_RW"], datatype=numpy.str_, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sst_offload_hdr_ip_destination_address_R = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_hdr_ip_destination_address_R"], datatype=numpy.str_, dims=(16,))
    FPGA_sst_offload_hdr_udp_destination_port_RW = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_hdr_udp_destination_port_RW"], datatype=numpy.uint16, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sst_offload_hdr_udp_destination_port_R = attribute_wrapper(comms_annotation=["2:FPGA_sst_offload_hdr_udp_destination_port_R"], datatype=numpy.uint16, dims=(16,))
    FPGA_sdp_info_station_id_RW = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_station_id_RW"], datatype=numpy.uint16, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sdp_info_station_id_R = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_station_id_R"], datatype=numpy.uint16, dims=(16,))
    FPGA_sdp_info_observation_id_RW = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_observation_id_RW"], datatype=numpy.uint32, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sdp_info_observation_id_R = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_observation_id_R"], datatype=numpy.uint32, dims=(16,))
    FPGA_sdp_info_nyquist_sampling_zone_index_RW = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_nyquist_sampling_zone_index_RW"], datatype=numpy.uint16, dims=(16,), access=AttrWriteType.READ_WRITE)
    FPGA_sdp_info_nyquist_sampling_zone_index_R = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_nyquist_sampling_zone_index_R"], datatype=numpy.uint16, dims=(16,))
    FPGA_sdp_info_subband_calibrated_flag_R = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_subband_calibrated_flag_R"], datatype=numpy.uint16, dims=(16,)) 
    FPGA_sdp_info_beamlet_scale_R = attribute_wrapper(comms_annotation=["2:FPGA_sdp_info_beamlet_scale_R"], datatype=numpy.uint16, dims=(16,)) 

    TR_busy_R = attribute_wrapper(comms_annotation=["2:TR_busy_R"], datatype=numpy.bool_)
    TR_reload_RW = attribute_wrapper(comms_annotation=["2:TR_reload_RW"], datatype=numpy.bool_, access=AttrWriteType.READ_WRITE)
    TR_tod_R = attribute_wrapper(comms_annotation=["2:TR_tod_R"], datatype=numpy.uint64)
    TR_uptime_R = attribute_wrapper(comms_annotation=["2:TR_uptime_R"], datatype=numpy.uint64)

    FPGA_firmware_version_R = attribute_wrapper(comms_annotation=["2:FPGA_firmware_version_R"], datatype=numpy.str_, dims=(16,))
    FPGA_hardware_version_R = attribute_wrapper(comms_annotation=["2:FPGA_hardware_version_R"], datatype=numpy.str_, dims=(16,))
    TR_software_version_R = attribute_wrapper(comms_annotation=["2:TR_software_version_R"], datatype=numpy.str_)

    def always_executed_hook(self):
        """Method always executed before any TANGO command is executed."""
        pass

    @log_exceptions()
    def delete_device(self):
        """Hook to delete resources allocated in init_device.

        This method allows for any memory or other resources allocated in the
        init_device method to be released.  This method is called by the device
        destructor and by the device Init command (a Tango built-in).
        """
        self.debug_stream("Shutting down...")

        self.Off()
        self.debug_stream("Shut down.  Good bye.")

    # --------
    # overloaded functions
    # --------
    @log_exceptions()
    def configure_for_off(self):
        """ user code here. is called when the state is set to OFF """

        # Stop keep-alive
        try:
            self.opcua_connection.stop()
        except Exception as e:
            self.warn_stream("Exception while stopping OPC ua connection in configure_for_off function: {}. Exception ignored".format(e))

    @log_exceptions()
    def configure_for_initialise(self):
        """ user code here. is called when the sate is set to INIT """
        """Initialises the attributes and properties of the SDP."""

        # set up the OPC ua client
        self.OPCua_client = OPCUAConnection("opc.tcp://{}:{}/".format(self.OPC_Server_Name, self.OPC_Server_Port), "http://lofar.eu", self.OPC_Time_Out, self.Fault, self)

        # map an access helper class
        for i in self.attr_list():
            try:
                i.set_comm_client(self.OPCua_client)
            except Exception as e:
                # use the pass function instead of setting read/write fails
                i.set_pass_func()
                self.warn_stream("error while setting the SDP attribute {} read/write function. {}".format(i, e))
                pass

        self.OPCua_client.start()

    # --------
    # Commands
    # --------

# ----------
# Run server
# ----------
def main(args=None, **kwargs):
    """Main function of the SDP module."""

    from util.lofar_logging import configure_logger
    import logging
    configure_logger(logging.getLogger())

    return run((SDP,), args=args, **kwargs)


if __name__ == '__main__':
    main()