add VCSA watchdog prototype

play zone/epollScreen.py

@@ -0,0 +1,41 @@
+#!/bin/python
+
+import select
+import time
+
+vcsa = {}
+for i in range(1,7):
+    vcsa[str(i)] = open('/dev/vcs'+str(i),'rb')
+    vcsa[str(i)].read()
+
+tty = open('/sys/devices/virtual/tty/tty0/active','r')
+
+oldTty = str(tty.read()[3:-1])
+watchdog = select.poll()
+watchdog.register(tty, select.EPOLLPRI)
+watchdog.register(vcsa[ oldTty ], select.EPOLLPRI)
+
+while True:
+    changed = watchdog.poll()
+    print('-----------------------------')
+    print(changed,tty.fileno())
+    for fileno, event in changed:
+        if tty.fileno() == fileno: 
+            currTty = tty.seek(0)
+            #b = open('/sys/devices/virtual/tty/tty0/active','r')  
+            currTty = str(tty.read()[3:-1])
+            print('|'+currTty+'|'+oldTty+'|')
+            if currTty != oldTty:
+                watchdog.register(vcsa[ currTty ].fileno(), select.EPOLLPRI)   
+                watchdog.unregister(vcsa[ oldTty ].fileno())  
+                oldTty = currTty
+                print('new screen ' + currTty)
+        else:
+            print('update '+ currTty + ' ' + str(fileno))
+            vcsa[currTty].seek(0)
+            b = vcsa[currTty].read()
+            #print(b)
+    time.sleep(0.5)
+
+
+

src/fenrir/core/eventManager.py

@@ -41,10 +41,14 @@ class eventManager():
         self.terminateAllProcesses()
         self.cleanEventQueue()
     def timerProcess(self):
+        try:
             time.sleep(0.03)
+        except:
+            pass
         #self.env['runtime']['settingsManager'].getSettingAsFloat('screen', 'screenUpdateDelay')
         return time.time()
     def terminateAllProcesses(self):
+        time.sleep(1)
         for proc in self._eventProcesses:
             try:
                 proc.terminate()
@@ -52,7 +56,9 @@ class eventManager():
                 print(e)            
     def proceedEventLoop(self):
         event = self._eventQueue.get()
+        st = time.time()
         self.eventDispatcher(event)
+        print('NET loop ' + str(time.time() - st))        
     def eventDispatcher(self, event):
         if not event:
             return
@@ -84,7 +90,7 @@ class eventManager():
         while(self._mainLoopRunning.value == 1):
             st = time.time()            
             self.proceedEventLoop()
-            print('loop ' + str(time.time() - st))
+            print('ALL loop ' + str(time.time() - st))
     def stopMainEventLoop(self, Force = False):
         if Force:
             self._mainLoopRunning.value =  0