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Windows 7 Trigger Start Service

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4.98/5 (35 votes)
17 Jan 2010CPOL13 min read 85.1K   1.9K   76  
Implement services that start/stop automatically to some events like Device attached, Network Availability, Firewall port modified, Domain join, Group Policy change etc
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Linq;
using System.ServiceProcess;
using System.Text;
using System.IO;
using System.Threading;

namespace WindowsTriggerService
{
    public partial class TriggerStartService : ServiceBase
    {
        public TriggerStartService()
        {
            InitializeComponent();
        }

        protected override void OnStart(string[] args)
        {
            WriteLog("***********************************************************************");
            WriteLog("Service Started as First IP Detected");
            string argumentlist = string.Empty;
            foreach (string arg in args)
                argumentlist += arg + ",";
            WriteLog("Argument Received : " + argumentlist);
            WriteLog("***********************************************************************");
            //Start an infinte loop here.
            while (true)
            {
                if (DateTime.Now.AddDays(1).Equals(DateTime.Now)) // funny infinite loop... Never Ends.
                    break;
            }
        }

        protected override void OnStop()
        {
            WriteLog("***********************************************************************");
            WriteLog("Service Stopped as LastIP removed");
            WriteLog("***********************************************************************");

        }

        private void WriteLog(string message)
        {
            using (FileStream fs = new FileStream(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.System),"TriggerServiceLog.txt"), FileMode.Append, FileAccess.Write))
            {
                using (StreamWriter sw = new StreamWriter(fs))
                {
                    sw.WriteLine(DateTime.Now.ToString() + "\t" + message);
                    sw.Close();
                }
                fs.Close();
            }
        }
    }
}

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


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