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# -*- coding: utf-8 -*-
#
# This file is part of the PCC project
#
#
#
# Distributed under the terms of the APACHE license.
# See LICENSE.txt for more info.
""" SNMP Device for LOFAR2.0
"""
# PyTango imports
from tango.server import run
from tango.server import device_property
from tango import AttrWriteType
# Additional import
from clients.SNMP_client import SNMP_client
from util.attribute_wrapper import attribute_wrapper
from util.hardware_device import hardware_device
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import numpy
__all__ = ["SNMP", "main"]
class SNMP(hardware_device):
"""
**Properties:**
- Device Property
SNMP_community
- Type:'DevString'
SNMP_host
- Type:'DevULong'
SNMP_timeout
- Type:'DevDouble'
"""
# -----------------
# Device Properties
# -----------------
SNMP_community = device_property(
dtype='DevString',
mandatory=True
)
SNMP_host = device_property(
dtype='DevString',
mandatory=True
)
SNMP_timeout = device_property(
dtype='DevDouble',
mandatory=True
)
# ----------
# Attributes
# ----------
sys_description_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.1.1.0"}, datatype=numpy.str_)
sys_objectID_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.1.2.0", "type": "OID"}, datatype=numpy.int64)
sys_uptime_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.1.3.0", "type": "TimeTicks"}, datatype=numpy.str_)
sys_name_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.1.5.0"}, datatype=numpy.str_)
ip_route_mask_127_0_0_1_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.4.21.1.11.127.0.0.1", "type": "IpAddress"}, datatype=numpy.str_)
TCP_active_open_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.6.5.0", "type": "Counter32"}, datatype=numpy.str_)
sys_contact_RW = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.1.4.0"}, datatype=numpy.str_, access=AttrWriteType.READ_WRITE)
sys_contact_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.1.4.0"}, datatype=numpy.str_)
TCP_Curr_estab_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.6.9.0", "type": "Gauge"}, datatype=numpy.int64)
# inferred spectrum
if_index_R = attribute_wrapper(comms_annotation={"oids": "1.3.6.1.2.1.2.2.1.1"}, dims=(10,), datatype=numpy.int64)
def always_executed_hook(self):
"""Method always executed before any TANGO command is executed."""
pass
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
# --------
def configure_for_initialise(self):
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""" user code here. is called when the state is set to STANDBY """
# set up the SNMP ua client
self.snmp_manager = SNMP_client(self.SNMP_community, self.SNMP_host, self.SNMP_timeout, self.Fault, self)
# map the attributes to the OPC ua comm client
for i in self.attr_list():
i.set_comm_client(self.snmp_manager)
self.snmp_manager.start()
# --------
# Commands
# --------
# ----------
# Run server
# ----------
def main(args=None, **kwargs):
"""Main function of the PCC module."""
return run((SNMP,), args=args, **kwargs)
if __name__ == '__main__':
main()