Windows Service with Python 3.5 and pyinstaller

win_service_python.md

Windows Service with Python

Windows Service with Python 3.5 and pyinstaller

Requirements

• Python 3.5.x
• Visual C++ Build Tools 2015
• PyInstaller 3.2

Check

(env)$ python -V
Python 3.5.2

(env)$ pip freeze
PyInstaller==3.2

Build

(env)$ pyinstaller -F --hidden-import=win32timezone WindowsService.py

Run

(env) dist\WindowsService.exe install
Installing service TestService
Service installed

(env) dist\WindowsService.exe start
Starting service TestService

Clean

(env) dist\WindowsService.exe stop
(env) dist\WindowsService.exe remove

WindowsService.py

import servicemanager
import socket
import sys
import win32event
import win32service
import win32serviceutil


class TestService(win32serviceutil.ServiceFramework):
    _svc_name_ = "TestService"
    _svc_display_name_ = "Test Service"
    _svc_description_ = "My service description"

    def __init__(self, args):
        win32serviceutil.ServiceFramework.__init__(self, args)
        self.hWaitStop = win32event.CreateEvent(None, 0, 0, None)
        socket.setdefaulttimeout(60)

    def SvcStop(self):
        self.ReportServiceStatus(win32service.SERVICE_STOP_PENDING)
        win32event.SetEvent(self.hWaitStop)

    def SvcDoRun(self):
        rc = None
        while rc != win32event.WAIT_OBJECT_0:
            with open('C:\\TestService.log', 'a') as f:
                f.write('test service running...\n')
            rc = win32event.WaitForSingleObject(self.hWaitStop, 5000)


if __name__ == '__main__':
    if len(sys.argv) == 1:
        servicemanager.Initialize()
        servicemanager.PrepareToHostSingle(TestService)
        servicemanager.StartServiceCtrlDispatcher()
    else:
        win32serviceutil.HandleCommandLine(TestService)