beremiz

clean PLC log only if there is something to clean

2017-04-05, Andrey Skvortsov
fab1b8da6eba
clean PLC log only if there is something to clean

Otherwise exception happens in Beremiz service.

Traceback (most recent call last):
File "/home/developer/WorkData/PLC/beremiz/beremiz/connectors/PYRO/_init_.py", line 113, in catcher_func
return func(*args, **kwargs)
File "/home/developer/WorkData/PLC/beremiz/beremiz/connectors/PYRO/_init_.py", line 194, in my_local_func
return RemotePLCObjectProxy._getattr_(attrName)(*args, **kwargs)
File "/usr/lib/python2.7/dist-packages/Pyro/core.py", line 381, in _call_
return self._send(self._name, args, kwargs)
File "/usr/lib/python2.7/dist-packages/Pyro/core.py", line 456, in _invokePYRO
return self.adapter.remoteInvocation(name, Pyro.constants.RIF_VarargsAndKeywords, vargs, kargs)
File "/usr/lib/python2.7/dist-packages/Pyro/protocol.py", line 457, in remoteInvocation
return self._remoteInvocation(method, flags, *args)
File "/usr/lib/python2.7/dist-packages/Pyro/protocol.py", line 532, in _remoteInvocation
answer.raiseEx()
File "/usr/lib/python2.7/dist-packages/Pyro/errors.py", line 72, in raiseEx
raise self.excObj
AttributeError: 'PLCObject' object has no attribute '_ResetLogCount'
+--- This exception occured remotely (Pyro) - Remote traceback:
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/Pyro/protocol.py", line 719, in _handleInvocation2
res = obj.Pyro_dyncall(req[1],flags,req[3]) # (method,flags,args)
File "/usr/lib/python2.7/dist-packages/Pyro/core.py", line 108, in Pyro_dyncall
return getattr(self.delegate or self,method) (args,*keywords)
File "/home/developer/WorkData/PLC/beremiz/beremiz/runtime/PLCObject.py", line 101, in ResetLogCount
if self._ResetLogCount is not None:
AttributeError: 'PLCObject' object has no attribute '_ResetLogCount'
+--- End of remote traceback
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
# See COPYING file for copyrights details.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
import wx, os, subprocess
def get_inkscape_path():
""" Return the Inkscape path """
import _winreg
svgexepath = _winreg.QueryValue(_winreg.HKEY_LOCAL_MACHINE,
'Software\\Classes\\svgfile\\shell\\Inkscape\\command')
svgexepath = svgexepath.replace('"%1"', '')
return svgexepath.replace('"', '')
def open_win_svg(svgexepath, svgfile):
""" Open Inkscape on Windows platform """
popenargs = [svgexepath]
if svgfile is not None :
popenargs.append(svgfile)
subprocess.Popen(popenargs).pid
def open_lin_svg(svgexepath, svgfile):
""" Open Inkscape on Linux platform """
if os.path.isfile("/usr/bin/inkscape"):
os.system("%s %s &"%(svgexepath , svgfile))
def open_svg(svgfile):
""" Generic function to open SVG file """
if wx.Platform == '__WXMSW__' :
try:
open_win_svg(get_inkscape_path(), svgfile)
except:
wx.MessageBox("Inkscape is not found or installed !")
return None
else:
svgexepath = os.path.join("/usr/bin","inkscape")
if(os.path.isfile(svgexepath)):
open_lin_svg(svgexepath, svgfile)
else:
wx.MessageBox("Inkscape is not found or installed !")
return None