简单备份程序

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
 
 
    class Program
    {
        static void Main(string[] args)
        {
               Console.WriteLine("----------------------------------------------------");

            Console.WriteLine("删除过期备份") ;

            FindAllFileAndDel(Action.Text.gettextbyline2(1));
               Console.WriteLine("----------------------------------------------------");

          Console.WriteLine("连接数据库实例" + Action.Text.gettextbyline(1));

            string strLine = "";
            int i = 0;
            try
            {
                StreamReader sr = new StreamReader("DB.do", Encoding.GetEncoding("GB2312"));

                strLine = sr.ReadLine();

                while (strLine != null)
                {
                
                    strLine = sr.ReadLine();
                    i++;
                  
                       DbBackup(i);
                }
             
                sr.Dispose();
                sr.Close();
            }
            catch
            {
            }

            Console.Read();

        }


        public static System.Diagnostics.Process p = new System.Diagnostics.Process();

        public static void z7(string cmdstr)
        {
            p.StartInfo.CreateNoWindow = true;
            p.StartInfo.FileName = "Action.exe";//需要启动的程序名     
            //p.StartInfo.Arguments = @"a  -t7z     d:\SMMM_2011103111620.7z  d:\SMMM_2011103111620.bak  -mx=9   ";//启动参数
            p.StartInfo.Arguments = @"a  -t7z    " + cmdstr + " -mx=9   ";//启动参数 
            p.Start();//启动   
            p.WaitForExit();
        }

         ///<summary>
     /// 数据库备份
     ///</summary>
     public static void DbBackup(int i)
      {
           SQLDMO.Backup oBackup = new SQLDMO.BackupClass();
           SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();
           try
           {
               oSQLServer.LoginSecure = false;
               oSQLServer.Connect(Action.Text.gettextbyline(1) ,Action.Text.gettextbyline(2), Action.Text.gettextbyline(3));
              // Console.WriteLine("连接数据库实例" + Action.Text.gettextbyline(1));
               Console.WriteLine("----------------------------------------------------");

               oBackup.Action = SQLDMO.SQLDMO_BACKUP_TYPE.SQLDMOBackup_Database;
               oBackup.Database = Action.Text.gettextbyline1(i);
              
               oBackup.Files = Action.Text.gettextbyline2(1) + Action.Text.gettextbyline1(i) +"_"+ DateTime.Now.ToString().Replace(":","").Replace(" ","").Replace("-","") + ".bak";
               //oBackup.BackupSetName = "SMMM";
               //oBackup.BackupSetDescription = "数据库备份";
               oBackup.Initialize = true;
               Console.WriteLine("备份数据库" + Action.Text.gettextbyline1(i) );
               DateTime dt1 = DateTime.Now;
               Console.WriteLine("开始时间" + dt1);
               Console.WriteLine("备份路径" + oBackup.Files);

               Console.WriteLine("----------------------------------------------------");
               Console.WriteLine("正在执行备份,请稍后......" );

               oBackup.SQLBackup(oSQLServer);
               Console.WriteLine("数据库" + Action.Text.gettextbyline1(i) + "备份完成");
               DateTime dt2 = DateTime.Now;
               Console.WriteLine("结束时间" + dt2);
               TimeSpan ts = dt2 - dt1;
          //     Console.WriteLine("执行时间:" + ts.Minutes + "分钟");
               Console.WriteLine("执行时间:" + ts.Hours + "小时" + ts.Minutes + "分钟" + ts.Seconds + "秒");
            
               FileInfo fileInfo = new FileInfo(oBackup.Files);
               Console.WriteLine("备份大小" + fileInfo.Length / (1024.00 * 1024.00) + "MB");

               Console.WriteLine("----------------------------------------------------");

               Console.WriteLine("准备文件压缩");

               DateTime dt3 = DateTime.Now;
               Console.WriteLine("开始时间" + dt3);
               Console.WriteLine("压缩文件" + oBackup.Files);


               Console.WriteLine("正在执行压缩,请稍后......");

               z7(oBackup.Files.Replace("bak", "7z") + " " + oBackup.Files);
               DateTime dt4 = new DateTime();
               if (p.ExitCode == 0)
               {
                   Console.WriteLine("压缩完成" + oBackup.Files.Replace("bak","7z"));
                   dt4= DateTime.Now;
                   Console.WriteLine("结束时间" + dt4);
                   TimeSpan ts1 = dt4 - dt3;
                   //     Console.WriteLine("执行时间:" + ts.Minutes + "分钟");
                   Console.WriteLine("执行时间:" +  ts1.Hours+"小时"+ts1.Minutes+"分钟"+ ts1.Seconds + "秒");
                   Console.WriteLine("原文件大小" + fileInfo.Length / (1024.00 * 1024.00) + "MB");

                   FileInfo fileInfo1 = new FileInfo(oBackup.Files.Replace("bak", "7z"));
                   Console.WriteLine("压缩后大小" + fileInfo1.Length / (1024.00 * 1024.00) + "MB");
                   Console.WriteLine("压缩率" + fileInfo1.Length * 1.00 / (fileInfo.Length * 1.00));

                   Console.WriteLine("----------------------------------------------------");
                   Console.WriteLine("删除文件" + oBackup.Files);

                   File.Delete(oBackup.Files);
                   Console.WriteLine("删除完成");
               }
             
              
             

            //Console.Read();
           }
           //catch
           // {
           //     throw;
           // }
           catch (Exception ex)
           {
               Console.WriteLine(ex.Message);
           }

          finally
          {
               oSQLServer.DisConnect();
          }
      }

        public static void FindAllFileAndDel(string path)//统计(删除)过期文件
        {
          
            DirectoryInfo[] ChildDirectory;//子目录集
            FileInfo[] NewFileInfo;//当前所有文件
            DirectoryInfo FatherDirectory = new DirectoryInfo(path); //当前目录
            ChildDirectory = FatherDirectory.GetDirectories("*.*"); //得到子目录集
            NewFileInfo = FatherDirectory.GetFiles();//得到文件集,可以进行操作
            foreach (FileInfo fileinfo in FatherDirectory.GetFiles("*.7z") )
            {
                DateTime dt = DateTime.Now.Date;
                if (fileinfo.LastWriteTime.AddDays(Convert.ToInt32( Action.Text.gettextbyline3(1))) < dt)//假如最后修改时间是90天之前时
                {
                     fileinfo.Delete();
                    Console.WriteLine(fileinfo.Name +"已删除");
                  
                }
            }


            foreach (FileInfo fileinfo in FatherDirectory.GetFiles("*.bak"))
            {
                DateTime dt = DateTime.Now.Date;
                if (fileinfo.LastWriteTime.AddDays(Convert.ToInt32(Action.Text.gettextbyline3(1))) < dt)//假如最后修改时间是90天之前时
                {
                    fileinfo.Delete();
                    Console.WriteLine(fileinfo.Name + "已删除");

                }
            }

            //foreach (DirectoryInfo dirInfo in ChildDirectory)
            //{
            //    FindAllFileAndDel(dirInfo.FullName);
            //}
        }

    
}

 Text.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Windows.Forms;

 namespace Action
{
    class Text
    {
        public static string gettextbyline(int line)
        {
            StreamReader sr = new StreamReader("Action.do", Encoding.GetEncoding("GB2312"));
            String strline;
            TextBox textBox1 = new TextBox(); while ((strline = sr.ReadLine()) != null)
            {
                textBox1.Text += strline.ToString() + "\r\n";
            }
            return textBox1.Lines[line - 1].ToString();
        }

        public static string gettextbyline1(int line)
        {
            StreamReader sr = new StreamReader("DB.do", Encoding.GetEncoding("GB2312"));
            String strline;
            TextBox textBox1 = new TextBox(); while ((strline = sr.ReadLine()) != null)
            {
                textBox1.Text += strline.ToString() + "\r\n";
            }
            return textBox1.Lines[line - 1].ToString();
        }

      public static string gettextbyline2(int line)
        {
            StreamReader sr = new StreamReader("BackUp.do", Encoding.GetEncoding("GB2312"));
            String strline;
            TextBox textBox1 = new TextBox(); while ((strline = sr.ReadLine()) != null)
            {
                textBox1.Text += strline.ToString() + "\r\n";
            }
            return textBox1.Lines[line - 1].ToString();
        }
        public static string gettextbyline3(int line)
        {
            StreamReader sr = new StreamReader("Delete.do", Encoding.GetEncoding("GB2312"));
            String strline;
            TextBox textBox1 = new TextBox(); while ((strline = sr.ReadLine()) != null)
            {
                textBox1.Text += strline.ToString() + "\r\n";
            }
            return textBox1.Lines[line - 1].ToString();
        }
    }
}


  
 下载/Files/qanholas/备份程序.7z

原文地址:https://www.cnblogs.com/qanholas/p/2198634.html