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   源码介绍

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监视文件大小变化（特别是数据库临时文件，临时文件变大时，查看被什么操作语句使用了），磁盘剩余空间

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.IO;
using System.Net;
using System.Runtime.Serialization.Json;
using System.ServiceProcess;
using System.Text;
using System.Web;
using ARMS.Common;

namespace MonitorFileSizeChange
{
    public partial class Service1 : ServiceBase
    {
        System.Timers.Timer t = null;
        Dictionary<string, string> monitorFiles = null;
        ServiceDac dac = null;
        bool driveStart = false;

        // 送信人地址
        string fromEmail = ConfigurationManager.AppSettings["FromEmail"];
        // 密码
        string pwdMail = ConfigurationManager.AppSettings["PassWord"];
        // 收件箱
        string toEmail = ConfigurationManager.AppSettings["ToEmail"];
        // SmtpAddress
        string smtpAddress = ConfigurationManager.AppSettings["SmtpAddress"];
        // 短信发送对象
        string toPhoneNos = ConfigurationManager.AppSettings["ToPhoneNos"];

        List<string> ToEmailList;
        string strPhoneNo;

        string apiUrl = string.Empty;
        string pwdSms = string.Empty;
        string userName = string.Empty;

        public Service1()
        {
            InitializeComponent();
        }

        protected override void OnStart(string[] args)
        {
            string filePath;
            monitorFiles = new Dictionary<string, string>();
            dac = new ServiceDac();
            DataSet ds = dac.GetMonitorFiles();
            if (ds == null || ds.Tables[0].Rows.Count <= 0)
            {
                Log.WriteLog("未设置监视文件！", "2");
                this.Stop();
                return;
            }
            foreach (DataRow dr in ds.Tables[0].Rows)
            {
                filePath = Converts.ToStr(dr["FilePath"]);
                if (File.Exists(filePath))
                    monitorFiles.Add(Converts.ToStr(dr["FileName"]), filePath);
            }
            if (monitorFiles.Count <= 0)
            {
                Log.WriteLog("无可监视文件！", "2");
                this.Stop();
                return;
            }

            ds = dac.GetCodeMstByType("75");
            string cont = "CodeValue='{0}'";
            if (!Checker.IsEmpty(ds))
            {
                apiUrl = ds.Tables[0].Select(string.Format(cont, "apiUrl"))[0]["CodeName"].ToString();
                pwdSms = Converts.ToMd5(ds.Tables[0].Select(string.Format(cont, "pwd"))[0]["CodeName"].ToString());
                userName = ds.Tables[0].Select(string.Format(cont, "userName"))[0]["CodeName"].ToString();
            }
            if (string.IsNullOrEmpty(apiUrl) || string.IsNullOrEmpty(userName) || string.IsNullOrEmpty(pwdSms))
            {
                Log.WriteLog("未配置短信发送信息！", "2");
                this.Stop();
                return;
            }

            ToEmailList = new List<string>();
            string[] strAry = toEmail.Split(';');
            // 置空发送失败信息
            foreach (string strEmail in strAry)
            {
                // 邮件地址是否已存在
                if (!ToEmailList.Contains(strEmail))
                {
                    ToEmailList.Add(strEmail);
                }
            }

            List<string> phoneNoList = new List<string>();
            string[] strAryP = toPhoneNos.Split(';');
            string phoneNo = string.Empty;
            strPhoneNo = string.Empty;
            foreach (string item in strAryP)
            {
                phoneNo = Converts.FormatPhoneNo(item);
                // 手机号是否已存在
                if (!string.IsNullOrEmpty(phoneNo) && !phoneNoList.Contains(phoneNo))
                {
                    phoneNoList.Add(phoneNo);
                    strPhoneNo = "," phoneNo;
                }
            }
            strPhoneNo = strPhoneNo.Length > 0 ? strPhoneNo.Substring(1) : strPhoneNo;

            dac.Dispose();

            driveStart = false;

            t = new System.Timers.Timer(Converts.ToInt(ConfigurationManager.AppSettings["Interval"]) * 1000);
            t.AutoReset = true;
            t.Enabled = true;
            t.Elapsed = new System.Timers.ElapsedEventHandler(timer1_Tick);

            //timer1.Interval = Converts.ToInt(ConfigurationManager.AppSettings["Interval"]) * 1000;
            //timer1.Enabled = true;
        }

        protected override void OnStop()
        {
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            dac = new ServiceDac();
            FileInfoDto fDto = null;
            FileInfo f = null;
            SendEmail email = new SendEmail();
            StringBuilder body;
            string bodyText;
            foreach (string fileName in monitorFiles.Keys)
            {
                try
                {
                    fDto = dac.GetLastDataByFileName(fileName);
                    f = new FileInfo(monitorFiles[fileName]);
                    if (fDto == null || fDto.LastWriteTime.ToString("yyyy/MM/dd HH:mm:ss") != f.LastWriteTime.ToString("yyyy/MM/dd HH:mm:ss"))
                    {
                        if (fDto != null)
                        {
                            // 获取占用TempDb空间的SQL
                            dac.InsertDbSpaceUsage();

                            // 邮件发送
                            // 内容
                            body = new StringBuilder(monitorFiles[fileName]);
                            body.Append(" 最后更新时间：");
                            body.Append(f.LastWriteTime.ToString());
                            body.Append("  文件大小：");
                            body.Append(fDto.FileSizeMB);
                            body.Append("M ->");
                            body.Append(f.Length / 1024 / 1024);
                            body.Append("M.");
                            bodyText = body.ToString();

                            // 邮件主题
                            email.Subject = "文件大小变化_" fileName;

                            // 发送目标
                            email.ToEmailList = ToEmailList;

                            //发送方法
                            email.SendMail(fromEmail, pwdMail, bodyText, smtpAddress);
                            Log.WriteLog("SendMail " bodyText, "0");

                            // 短信发送
                            SendNoticeSms("【葡萄牙】" bodyText);
                        }
                        else
                        {
                            fDto = new FileInfoDto();
                            fDto.No = 0;
                            fDto.FileName = fileName;
                            fDto.FileSizeMB = f.Length / 1024 / 1024;
                        }

                        // 履历
                        dac.InsertFileSizeChgHis(f, fDto);
                    }
                }
                catch (Exception ex)
                {
                    Log.WriteLog(ex.Message, "0");
                    throw ex;
                }
            }

            DataSet ds = dac.GetDriveFree();
            Int64 size = Converts.ToInt64(ds.Tables[0].Select("drive='E'")[0][1]);
            if (size < 10240)
            {
                if (!driveStart)
                {
                    // 邮件发送
                    // 内容
                    bodyText = "E盘空间小于10G";

                    // 邮件主题
                    email.Subject = "E盘空间小于10G";

                    // 发送目标
                    email.ToEmailList = ToEmailList;

                    //发送方法
                    email.SendMail(fromEmail, pwdMail, bodyText, smtpAddress);
                    Log.WriteLog("SendMail " bodyText, "0");

                    // 短信发送
                    SendNoticeSms("【葡萄牙】" bodyText);
                    driveStart = true;
                }
            }
            else
            {
                driveStart = false;
            }
            dac.Dispose();
        }

        /// <summary>
        /// 发送提醒短信
        /// </summary>
        /// <param name="bodyText"></param>
        /// <param name="noticeContent"></param>
        /// <returns></returns>
        public int SendNoticeSms(string bodyText)
        {
            // 总错误标志,0：正常；非0：有错
            int result = 0;

            // POST数据
            StringBuilder param = new StringBuilder();
            Encoding encoding = Encoding.GetEncoding("GBK");
            param.AppendFormat("{0}={1}", "pwd", HttpUtility.UrlEncode(pwdSms, encoding));
            param.AppendFormat("&{0}={1}", "username", HttpUtility.UrlEncode(userName, encoding));
            param.AppendFormat("&{0}={1}", "p", strPhoneNo);
            param.AppendFormat("&{0}={1}", "msg", HttpUtility.UrlEncode(bodyText, encoding));

            byte[] postBytes = encoding.GetBytes(param.ToString());
            HttpWebRequest request = null;
            HttpWebResponse response = null;
            string strResponse = string.Empty;
            ShortMessage shortMsg = null;
            try
            {
                // 请求
                request = WebRequest.Create(apiUrl) as HttpWebRequest;
                request.Method = "POST";
                request.KeepAlive = false;
                request.Accept = "text/html, application/xhtml xml, */*";
                request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";
                request.ContentType = "application/x-www-form-urlencoded";
                request.Timeout = 1000 * 60;                    // 默认最大请求一分钟
                request.ContentLength = postBytes.Length;
                Stream webStream = request.GetRequestStream();  // 发送数据
                webStream.Write(postBytes, 0, postBytes.Length);
                webStream.Close();

                //获取返回数据
                response = request.GetResponse() as HttpWebResponse;
                using (StreamReader reader = new StreamReader(response.GetResponseStream(), encoding))
                {
                    strResponse = reader.ReadToEnd();
                    using (MemoryStream ms = new MemoryStream(encoding.GetBytes(strResponse)))
                    {
                        try
                        {
                            DataContractJsonSerializer json = new DataContractJsonSerializer(typeof(ShortMessage));
                            shortMsg = json.ReadObject(ms) as ShortMessage;
                        }
                        catch
                        {
                            shortMsg = null;
                        }
                    }
                }
                // 是否JSON数据
                if (null == shortMsg)
                {
                    result = 1;
                    Log.WriteLog(param.ToString(), "2");
                    Log.WriteLog("请求数据转换失败！" bodyText, "2");
                }
                else
                {
                    // 是否发送成功
                    if (!"100".Equals(shortMsg.status))
                    {
                        result = 1;
                        Log.WriteLog(param.ToString(), "2");
                        Log.WriteLog(string.Format("短信发送失败,状态CODE:{0} {1}", shortMsg.status, bodyText), "2");
                    }
                    else
                    {
                        result = 0;
                        Log.WriteLog(param.ToString(), "0");
                        foreach (ShortMsgInfo smi in shortMsg.list)
                        {
                            Log.WriteLog(smi.p "=" smi.mid, "0");
                        }
                        Log.WriteLog(string.Format("短信发送成功 {0}", bodyText), "0");
                    }
                }
                return result;
            }
            catch (Exception ex)
            {
                Log.WriteLog(string.Format("短信发送失败, {0} 出错原因:{1}", bodyText, ex.Message), "2");
                throw ex;
            }
        }
    }
}