Resolve #2021 "03 16 branched from master elk stack"

Forwards all device logs to an ELK stack, but also still to stderr.

SDP/SDP/SDP.py

@@ -26,9 +26,11 @@ import numpy
 
 from wrappers import only_in_states, only_when_on, fault_on_error
 from opcua_connection import OPCUAConnection
+from lofar_logging import device_logging_to_python, log_exceptions
 
 __all__ = ["SDP", "main"]
 
+@device_logging_to_python({"device": "SDP"})
 class SDP(Device):
     """
 
@@ -192,6 +194,8 @@ class SDP(Device):
 
         self.info_stream("Mapping OPC-UA MP/CP to attributes done.")
 
+    @log_exceptions
+    @DebugIt()
     def init_device(self):
         """ Instantiates the device in the OFF state. """
 
@@ -200,6 +204,7 @@ class SDP(Device):
 
         self.set_state(DevState.OFF)
 
+    @log_exceptions
     def initialise(self):
         """Initialises the attributes and properties of the SDP."""
 
@@ -475,7 +480,6 @@ class SDP(Device):
         """
         self.set_state(DevState.FAULT)
 
-
 # ----------
 # Run server
 # ----------