Testing for windows service

winservice.py

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+import win32service
+import win32serviceutil
+import win32api
+import win32con
+import win32event
+import win32evtlogutil
+import servicemanager
+import os
+import sys
+from lib import const
+from lib import common
+from win32api import OutputDebugString as ODS
+import traceback
+
+
+const.SERVICENAME = "Test Service"
+const.SERVICEDNAME = "Test Service"
+const.SERVICEDESC = "Test Service Description"
+
+const.CHILD = [
+    "C:\\Program Files\\Python36\\python.exe",
+    "C:\\pyvncs\\ctrlsrv.py",
+    "-P",
+    "kaka80"
+]
+
+class service(win32serviceutil.ServiceFramework):
+   
+    _svc_name_ = const.SERVICENAME
+    _svc_display_name_ = const.SERVICEDNAME
+    _svc_description_ = const.SERVICEDESC
+         
+    def __init__(self, args):
+        win32serviceutil.ServiceFramework.__init__(self, args)
+        self.hWaitStop = win32event.CreateEvent(None, 0, 0, None)           
+
+    def SvcStop(self):
+        self.ReportServiceStatus(win32service.SERVICE_STOP_PENDING)
+        win32event.SetEvent(self.hWaitStop)                    
+         
+    def SvcDoRun(self):
+        servicemanager.LogMsg(servicemanager.EVENTLOG_INFORMATION_TYPE,servicemanager.PYS_SERVICE_STARTED,(self._svc_name_, '')) 
+        self.timeout = 3000
+
+        servicemanager.LogInfoMsg("%s - is running 1" % const.SERVICENAME)
+        r = common.proc()
+        try:
+            r.run(const.CHILD)
+        except:
+            servicemanager.LogInfoMsg("ERROR: %s" % sys.exc_info()[0])
+            servicemanager.LogInfoMsg(traceback.format_exc())
+            sys.exit(1)
+
+        newpid = r.getpid()
+        servicemanager.LogInfoMsg("%s - started child with pid %s" % (const.SERVICENAME, newpid))
+           
+        while True:
+            # Wait for service stop signal, if I timeout, loop again
+            rc = win32event.WaitForSingleObject(self.hWaitStop, self.timeout)
+            # Check to see if self.hWaitStop happened
+            if rc == win32event.WAIT_OBJECT_0:
+                # Stop signal encountered
+                servicemanager.LogInfoMsg("%s - STOPPED" % const.SERVICENAME)
+                r.terminate()
+                break
+            #else:
+            #    servicemanager.LogInfoMsg("%s - still running" % const.SERVICENAME)
+
+      
+def ctrlHandler(ctrlType):
+    return True
+                  
+if __name__ == '__main__':
+    ODS("__main__\n")
+    servicemanager.LogInfoMsg("TEST")
+    appdir = os.path.abspath(os.path.dirname(sys.argv[0]))
+    os.chdir(appdir)
+    win32api.SetConsoleCtrlHandler(ctrlHandler, True)   
+    win32serviceutil.HandleCommandLine(service)