--- a/ProjectController.py Thu Apr 19 12:22:40 2018 +0200
+++ b/ProjectController.py Thu Apr 19 13:02:13 2018 +0200
@@ -242,7 +242,6 @@
# Setup debug information
self.IECdebug_datas = {}
- self.IECdebug_lock = Lock()
self.DebugTimer = None
self.ResetIECProgramsAndVariables()
@@ -258,7 +257,6 @@
# After __init__ root confnode is not valid
self.ProjectPath = None
self._setBuildPath(None)
- self.DebugThread = None
self.debug_break = False
self.previous_plcstate = None
# copy ConfNodeMethods so that it can be later customized
@@ -1420,9 +1418,32 @@
self.UpdateMethodsFromPLCStatus()
def SnapshotAndResetDebugValuesBuffers(self):
+ plc_status, Traces = self._connector.GetTraceVariables()
+ # print [dict.keys() for IECPath, (dict, log, status, fvalue) in self.IECdebug_datas.items()]
+ if plc_status == "Started":
+ if len(Traces) > 0:
+ for debug_tick, debug_buff in Traces:
+ debug_vars = UnpackDebugBuffer(debug_buff, self.TracedIECTypes)
+ if debug_vars is not None and len(debug_vars) == len(self.TracedIECPath):
+ for IECPath, values_buffer, value in izip(
+ self.TracedIECPath,
+ self.DebugValuesBuffers,
+ debug_vars):
+ IECdebug_data = self.IECdebug_datas.get(IECPath, None)
+ if IECdebug_data is not None and value is not None:
+ forced = IECdebug_data[2:4] == ["Forced", value]
+ if not IECdebug_data[4] and len(values_buffer) > 0:
+ values_buffer[-1] = (value, forced)
+ else:
+ values_buffer.append((value, forced))
+ self.DebugTicks.append(debug_tick)
+
+
buffers, self.DebugValuesBuffers = (self.DebugValuesBuffers,
[list() for dummy in xrange(len(self.TracedIECPath))])
+
ticks, self.DebugTicks = self.DebugTicks, []
+
return ticks, buffers
def RegisterDebugVarToConnector(self):
@@ -1431,7 +1452,6 @@
self.TracedIECPath = []
self.TracedIECTypes = []
if self._connector is not None:
- self.IECdebug_lock.acquire()
IECPathsToPop = []
for IECPath, data_tuple in self.IECdebug_datas.iteritems():
WeakCallableDict, _data_log, _status, fvalue, _buffer_list = data_tuple
@@ -1462,7 +1482,6 @@
self.TracedIECPath = []
self._connector.SetTraceVariablesList([])
self.SnapshotAndResetDebugValuesBuffers()
- self.IECdebug_lock.release()
def IsPLCStarted(self):
return self.previous_plcstate == "Started"
@@ -1494,7 +1513,6 @@
if IECPath != "__tick__" and IECPath not in self._IECPathToIdx:
return None
- self.IECdebug_lock.acquire()
# If no entry exist, create a new one with a fresh WeakKeyDictionary
IECdebug_data = self.IECdebug_datas.get(IECPath, None)
if IECdebug_data is None:
@@ -1510,14 +1528,11 @@
IECdebug_data[0][callableobj] = buffer_list
- self.IECdebug_lock.release()
-
self.ReArmDebugRegisterTimer()
return IECdebug_data[1]
def UnsubscribeDebugIECVariable(self, IECPath, callableobj):
- self.IECdebug_lock.acquire()
IECdebug_data = self.IECdebug_datas.get(IECPath, None)
if IECdebug_data is not None:
IECdebug_data[0].pop(callableobj, None)
@@ -1528,14 +1543,11 @@
lambda x, y: x | y,
IECdebug_data[0].itervalues(),
False)
- self.IECdebug_lock.release()
self.ReArmDebugRegisterTimer()
def UnsubscribeAllDebugIECVariable(self):
- self.IECdebug_lock.acquire()
self.IECdebug_datas = {}
- self.IECdebug_lock.release()
self.ReArmDebugRegisterTimer()
@@ -1543,14 +1555,12 @@
if IECPath not in self.IECdebug_datas:
return
- self.IECdebug_lock.acquire()
# If no entry exist, create a new one with a fresh WeakKeyDictionary
IECdebug_data = self.IECdebug_datas.get(IECPath, None)
IECdebug_data[2] = "Forced"
IECdebug_data[3] = fvalue
- self.IECdebug_lock.release()
self.ReArmDebugRegisterTimer()
@@ -1558,14 +1568,12 @@
if IECPath not in self.IECdebug_datas:
return
- self.IECdebug_lock.acquire()
# If no entry exist, create a new one with a fresh WeakKeyDictionary
IECdebug_data = self.IECdebug_datas.get(IECPath, None)
IECdebug_data[2] = "Registered"
IECdebug_data[3] = None
- self.IECdebug_lock.release()
self.ReArmDebugRegisterTimer()
@@ -1590,51 +1598,9 @@
return -1, "No runtime connected!"
return self._connector.RemoteExec(script, **kwargs)
- def DebugThreadProc(self):
- """
- This thread waid PLC debug data, and dispatch them to subscribers
- """
- self.debug_break = False
- debug_getvar_retry = 0
- while (not self.debug_break) and (self._connector is not None):
- plc_status, Traces = self._connector.GetTraceVariables()
- debug_getvar_retry += 1
- # print [dict.keys() for IECPath, (dict, log, status, fvalue) in self.IECdebug_datas.items()]
- if plc_status == "Started":
- if len(Traces) > 0:
- self.IECdebug_lock.acquire()
- for debug_tick, debug_buff in Traces:
- debug_vars = UnpackDebugBuffer(debug_buff, self.TracedIECTypes)
- if debug_vars is not None and len(debug_vars) == len(self.TracedIECPath):
- for IECPath, values_buffer, value in izip(
- self.TracedIECPath,
- self.DebugValuesBuffers,
- debug_vars):
- IECdebug_data = self.IECdebug_datas.get(IECPath, None) # FIXME get
- if IECdebug_data is not None and value is not None:
- forced = IECdebug_data[2:4] == ["Forced", value]
- if not IECdebug_data[4] and len(values_buffer) > 0:
- values_buffer[-1] = (value, forced)
- else:
- values_buffer.append((value, forced))
- self.DebugTicks.append(debug_tick)
- debug_getvar_retry = 0
- self.IECdebug_lock.release()
-
- if debug_getvar_retry != 0:
- # Be patient, tollerate PLC to come with fresh samples
- time.sleep(0.1)
- else:
- self.debug_break = True
- self.logger.write(_("Debugger disabled\n"))
- self.DebugThread = None
- if self.DispatchDebugValuesTimer is not None:
- self.DispatchDebugValuesTimer.Stop()
def DispatchDebugValuesProc(self, event):
- self.IECdebug_lock.acquire()
debug_ticks, buffers = self.SnapshotAndResetDebugValuesBuffers()
- self.IECdebug_lock.release()
start_time = time.time()
if len(self.TracedIECPath) == len(buffers):
for IECPath, values in izip(self.TracedIECPath, buffers):
@@ -1645,22 +1611,12 @@
delay = time.time() - start_time
next_refresh = max(REFRESH_PERIOD - delay, 0.2 * delay)
- if self.DispatchDebugValuesTimer is not None and self.DebugThread is not None:
+ if self.DispatchDebugValuesTimer is not None:
self.DispatchDebugValuesTimer.Start(
int(next_refresh * 1000), oneShot=True)
event.Skip()
def KillDebugThread(self):
- tmp_debugthread = self.DebugThread
- self.debug_break = True
- if tmp_debugthread is not None:
- self.logger.writeyield(_("Stopping debugger...\n"))
- tmp_debugthread.join(timeout=5)
- if tmp_debugthread.isAlive() and self.logger:
- self.logger.write_warning(_("Couldn't stop debugger.\n"))
- else:
- self.logger.write(_("Debugger stopped.\n"))
- self.DebugThread = None
if self.DispatchDebugValuesTimer is not None:
self.DispatchDebugValuesTimer.Stop()
@@ -1672,9 +1628,6 @@
if self.DispatchDebugValuesTimer is not None:
self.DispatchDebugValuesTimer.Start(
int(REFRESH_PERIOD * 1000), oneShot=True)
- if self.DebugThread is None:
- self.DebugThread = Thread(target=self.DebugThreadProc)
- self.DebugThread.start()
def _Run(self):
"""