author | Edouard Tisserant <edouard.tisserant@gmail.com> |
Thu, 15 Feb 2024 17:03:06 +0100 | |
changeset 3896 | df7ce3e1f44d |
parent 3887 | 2df45e4bd500 |
child 3898 | de4f17d737a9 |
permissions | -rw-r--r-- |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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#!/usr/bin/env python |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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# -*- coding: utf-8 -*- |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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# Written by Edouard TISSERANT (C) 2024 |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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5 |
# This file is part of Beremiz runtime |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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# See COPYING.Runtime file for copyrights details. |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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import sys |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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import traceback |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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from inspect import getmembers, isfunction |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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import erpc |
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Replace PYRO with ERPC. Work In Progress.
Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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# eRPC service code |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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from erpc_interface.erpc_PLCObject.common import PSKID, PLCstatus, TraceVariables, trace_sample, PLCstatus_enum, log_message |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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from erpc_interface.erpc_PLCObject.interface import IBeremizPLCObjectService |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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from erpc_interface.erpc_PLCObject.server import BeremizPLCObjectServiceService |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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from runtime import GetPLCObjectSingleton as PLC |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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from runtime.loglevels import LogLevelsDict |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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from runtime.ServicePublisher import ServicePublisher |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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Edouard Tisserant <edouard.tisserant@gmail.com>
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Edouard Tisserant <edouard.tisserant@gmail.com>
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CRITICAL_LOG_LEVEL = LogLevelsDict["CRITICAL"] |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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Edouard Tisserant <edouard.tisserant@gmail.com>
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def ReturnAsLastOutput(method, args_wrapper, *args): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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args[-1].value = method(*args_wrapper(*args[:-1])) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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return 0 |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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Edouard Tisserant <edouard.tisserant@gmail.com>
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def TranslatedReturnAsLastOutput(translator): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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def wrapper(method, args_wrapper, *args): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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args[-1].value = translator(method(*args_wrapper(*args[:-1]))) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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return 0 |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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return wrapper |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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34da877021d5
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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|
34da877021d5
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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ReturnWrappers = { |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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"AppendChunkToBlob":ReturnAsLastOutput, |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"GetLogMessage":TranslatedReturnAsLastOutput( |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda res:log_message(*res)), |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"GetPLCID":TranslatedReturnAsLastOutput( |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda res:PSKID(*res)), |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"GetPLCstatus":TranslatedReturnAsLastOutput( |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda res:PLCstatus(getattr(PLCstatus_enum, res[0]),res[1])), |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"GetTraceVariables":TranslatedReturnAsLastOutput( |
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Fix variable tracing in new eRPC interface.
Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda res:TraceVariables(getattr(PLCstatus_enum, res[0]),[trace_sample(*sample) for sample in res[1]])), |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"MatchMD5":ReturnAsLastOutput, |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"NewPLC":ReturnAsLastOutput, |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"SeedBlob":ReturnAsLastOutput, |
3885
22a009561502
Fix variable tracing in new eRPC interface.
Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"SetTraceVariablesList": ReturnAsLastOutput, |
22a009561502
Fix variable tracing in new eRPC interface.
Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"StopPLC":ReturnAsLastOutput, |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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} |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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ArgsWrappers = { |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"AppendChunkToBlob": |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda data, blobID:(data, bytes(blobID)), |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"NewPLC": |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda md5sum, plcObjectBlobID, extrafiles: ( |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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md5sum, bytes(plcObjectBlobID), [(f.fname, bytes(f.blobID)) for f in extrafiles]), |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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"SetTraceVariablesList": |
3887
2df45e4bd500
Fix variable forcing. Now works with eRPC. PLCObject API changed.
Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda orders : ([(order.idx, None if len(order.force)==0 else bytes(order.force)) for order in orders],) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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} |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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63 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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64 |
def rpc_wrapper(method_name): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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PLCobj = PLC() |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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method=getattr(PLCobj, method_name) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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args_wrapper = ArgsWrappers.get(method_name, lambda *x:x) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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68 |
return_wrapper = ReturnWrappers.get(method_name, |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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lambda method, args_wrapper, *args: method(*args_wrapper(*args))) |
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parents:
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|
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parents:
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def exception_wrapper(self, *args): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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72 |
try: |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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73 |
print("Srv "+method_name) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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74 |
return_wrapper(method, args_wrapper, *args) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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75 |
return 0 |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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except Exception as e: |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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print(traceback.format_exc()) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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PLCobj.LogMessage(CRITICAL_LOG_LEVEL, f'eRPC call {method_name} Exception "{str(e)}"') |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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79 |
raise |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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80 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
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return exception_wrapper |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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82 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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class eRPCServer(object): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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def __init__(self, servicename, ip_addr, port): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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self.continueloop = True |
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Edouard Tisserant <edouard.tisserant@gmail.com>
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87 |
self.server = None |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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88 |
self.transport = None |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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89 |
self.servicename = servicename |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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90 |
self.ip_addr = ip_addr |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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self.port = port |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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92 |
self.servicepublisher = None |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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93 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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94 |
def _to_be_published(self): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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95 |
return self.servicename is not None and \ |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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96 |
self.ip_addr not in ["", "localhost", "127.0.0.1"] |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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97 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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98 |
def PrintServerInfo(self): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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print(_("eRPC port :"), self.port) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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100 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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101 |
if self._to_be_published(): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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102 |
print(_("Publishing service on local network")) |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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103 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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104 |
if sys.stdout: |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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105 |
sys.stdout.flush() |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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106 |
|
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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107 |
def Loop(self, when_ready): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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108 |
if self._to_be_published(): |
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Edouard Tisserant <edouard.tisserant@gmail.com>
parents:
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|
109 |
self.Publish() |
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110 |
|
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111 |
while self.continueloop: |
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112 |
|
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113 |
# service handler calls PLC object though erpc_stubs's wrappers |
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114 |
handler = type( |
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115 |
"PLCObjectServiceHandlder", |
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116 |
(IBeremizPLCObjectService,), |
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117 |
{name: rpc_wrapper(name) |
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118 |
for name,_func in getmembers(IBeremizPLCObjectService, isfunction)})() |
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119 |
|
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120 |
service = BeremizPLCObjectServiceService(handler) |
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121 |
|
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122 |
# TODO initialize Serial transport layer if selected |
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123 |
# transport = erpc.transport.SerialTransport(device, baudrate) |
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124 |
|
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125 |
# initialize TCP transport layer |
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126 |
self.transport = erpc.transport.TCPTransport(self.ip_addr, int(self.port), True) |
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127 |
|
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128 |
self.server = erpc.simple_server.SimpleServer(self.transport, erpc.basic_codec.BasicCodec) |
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129 |
self.server.add_service(service) |
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130 |
|
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131 |
when_ready() |
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132 |
|
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133 |
self.server.run() |
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134 |
|
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135 |
self.Unpublish() |
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136 |
|
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137 |
def Restart(self): |
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138 |
self.server.stop() |
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139 |
self.transport.stop() |
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140 |
|
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141 |
def Quit(self): |
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142 |
self.continueloop = False |
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143 |
self.server.stop() |
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144 |
self.transport.stop() |
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145 |
|
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146 |
def Publish(self): |
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147 |
self.servicepublisher = ServicePublisher("ERPC") |
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148 |
self.servicepublisher.RegisterService(self.servicename, |
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149 |
self.ip_addr, self.port) |
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150 |
|
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151 |
def Unpublish(self): |
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152 |
if self.servicepublisher is not None: |
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153 |
self.servicepublisher.UnRegisterService() |
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154 |
self.servicepublisher = None |