# encoding=utf-8
import os
import sys
import winerror
import win32serviceutil
import win32service
import win32event
import servicemanager
 
 
class PythonService(win32serviceutil.ServiceFramework):
 
 # 服务名
 _svc_name_ = "PythonService1"
 # 服务显示名称
 _svc_display_name_ = "PythonServiceDemo"
 # 服务描述
 _svc_description_ = "Python service demo."
 
 def __init__(self, args):
  win32serviceutil.ServiceFramework.__init__(self, args)
  self.hWaitStop = win32event.CreateEvent(None, 0, 0, None)
  self.logger = self._getLogger()
  self.isAlive = True
 
 def _getLogger(self):
  import logging
  import os
  import inspect
 
  logger = logging.getLogger('[PythonService]')
 
  this_file = inspect.getfile(inspect.currentframe())
  dirpath = os.path.abspath(os.path.dirname(this_file))
  handler = logging.FileHandler(os.path.join(dirpath, "service.log"))
 
  formatter = logging.Formatter('%(asctime)s %(name)-12s %(levelname)-8s %(message)s')
  handler.setFormatter(formatter)
 
  logger.addHandler(handler)
  logger.setLevel(logging.INFO)
 
  return logger
 
 def SvcDoRun(self):
  import time
  self.logger.error("svc do run....")
  try:
   while self.isAlive:
    self.logger.error("I am alive.")
    time.sleep(1)
    # 等待服务被停止
    # win32event.WaitForSingleObject(self.hWaitStop, win32event.INFINITE)
  except Exception as e:
   self.logger.error(e)
   time.sleep(60)
 
 def SvcStop(self):
  # 先告诉SCM停止这个过程
  self.logger.error("svc do stop....")
  self.ReportServiceStatus(win32service.SERVICE_STOP_PENDING)
  # 设置事件
  win32event.SetEvent(self.hWaitStop)
  self.isAlive = False
 
 
if __name__ == '__main__':
 if len(sys.argv) == 1:
  try:
   src_dll = os.path.abspath(servicemanager.__file__)
   servicemanager.PrepareToHostSingle(PythonService)
   servicemanager.Initialize("PythonService", src_dll)
   servicemanager.StartServiceCtrlDispatcher()
  except Exception as e:
   print(e)
   #if details[0] == winerror.ERROR_FAILED_SERVICE_CONTROLLER_CONNECT:
    #win32serviceutil.usage()
 else:
  win32serviceutil.HandleCommandLine(PythonService) # 参数和上述定义类名一致
 
#pip install pywin32
 
# 安装服务
# python PythonService.py install
# 让服务自动启动
# python PythonService.py --startup auto install
# 启动服务
# python PythonService.py start
# 重启服务
# python PythonService.py restart
# 停止服务
# python PythonService.py stop
# 删除/卸载服务
# python PythonService.py remove
 
 
# 在用户变量处去掉python路径，然后在环境变量加入python路径
# C:\Users\zhongjianhui\AppData\Local\Programs\Python\Python36\Lib\site-packages\pywin32_system32;
# C:\Users\zhongjianhui\AppData\Local\Programs\Python\Python36\Lib\site-packages\win32；
# C:\Users\zhongjianhui\AppData\Local\Programs\Python\Python36\Scripts\;
#C:\Users\zhongjianhui\AppData\Local\Programs\Python\Python36\