using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;
namespace lxw_mysql_helper
{
public partial class frmMain : Form
{
public frmMain()
{
InitializeComponent();
}
public String bakpath = @"D:\db_bak\";
public String appDirecroty = @"C:\Program Files\MySQL\MySQL Server 8.0\bin";
public String uname = "root";
public String port = "3306";
public String upass = "123456";
public String dbname = "test";
public String backupTime = "00:30";
private void frmMain_Load(object sender, EventArgs e)
{
txtName.Enabled = false;
txtPwd.Enabled = false;
txtport.Enabled = false;
txtBackUpPath.Enabled = false;
txtMysqlPath.Enabled = false;
txtBackUpTime.Enabled = false;
txtdbName.Enabled = false;
btnSelectBackUpPath.Enabled = false;
btnSelectMysqlPath.Enabled = false;
}
/// <summary>
/// 执行CMD命令
/// </summary>
/// <param name="workingDirectory">要启动的进程的目录</param>
/// <param name="command">要执行的命令</param>
public static void RunCMD(String workingDirectory, String command)
{
Process p = new Process();
p.StartInfo.FileName = "cmd.exe";
p.StartInfo.WorkingDirectory = workingDirectory;
p.StartInfo.UseShellExecute = false;
p.StartInfo.RedirectStandardInput = true;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.RedirectStandardError = true;
p.StartInfo.CreateNoWindow = true;
p.Start();
p.StandardInput.WriteLine(command);
p.StandardInput.WriteLine("exit");
}
/// <summary>
/// 备份数据库
/// </summary>
public void bakup_db(string manual = "")
{
try
{
//String command = "mysqldump --quick --host=localhost --default-character-set=gb2312 --lock-tables --verbose --force --port=端口号 --user=用户名 --password=密码 数据库名 -r 备份到的地址";
//构建执行的命令
StringBuilder sbcommand = new StringBuilder();
StringBuilder sbfileName = new StringBuilder();
if (manual == "manual")
{
sbfileName.AppendFormat("manual_" + dbname + "_{0}", DateTime.Now.ToString("yyyyMMddHHmmss"));
}
else
{
sbfileName.AppendFormat("auto_" + dbname + "_{0}", DateTime.Now.ToString("yyyyMMddHHmm"));
}
String fileName = sbfileName.ToString();
//检查是否存在文件夹
if (false == System.IO.Directory.Exists(bakpath))
{
System.IO.Directory.CreateDirectory(bakpath);
}
String directory = bakpath + fileName + ".bak";
//判断文件是否存在
if (System.IO.File.Exists(directory) == true)
{
return;
}
sbcommand.AppendFormat("mysqldump --quick --host=localhost --default-character-set=utf8 --lock-tables --verbose --force --port={4} --user={0} --password={1} {2} -r \"{3}\"", uname, upass, dbname, directory, port);
String command = sbcommand.ToString();
ShowLog("备份命令:" + command);
//获取mysqldump.exe所在路径
//String appDirecroty = System.Windows.Forms.Application.StartupPath + "\\";
RunCMD(appDirecroty, command);
ShowLog(@"备份成功,路径:" + directory);
}
catch (Exception ex)
{
ShowErrorLog("数据库备份失败:" + ex.Message);
// MessageBox.Show("数据库备份失败:" + ex.Message);
}
}
/// <summary>
/// 还原数据库
/// </summary>
public void recovery_db()
{
//string s = "mysql --port=端口号 --user=用户名 --password=密码 数据库名<还原文件所在路径";
try
{
StringBuilder sbcommand = new StringBuilder();
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.InitialDirectory = bakpath;
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
String directory = openFileDialog.FileName;
//在文件路径后面加上""避免空格出现异常
sbcommand.AppendFormat("mysql --host=localhost --default-character-set=utf8 --port={4} --user={0} --password={1} {2}<\"{3}\"", uname, upass, dbname, directory, port);
String command = sbcommand.ToString();
//获取mysql.exe所在路径
//String appDirecroty = System.Windows.Forms.Application.StartupPath + "\\";
DialogResult result = MessageBox.Show("您是否真的想覆盖以前的数据库吗？那么以前的数据库数据将丢失！！！", "警告", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (result == DialogResult.Yes)
{
ShowLog("还原命令:" + command);
RunCMD(appDirecroty, command);
ShowLog("数据库还原成功");
MessageBox.Show("数据库还原成功！");
}
}
}
catch (Exception ex)
{
ShowErrorLog("数据库还原失败:" + ex.Message);
MessageBox.Show("数据库还原失败:" + ex.Message);
}
}
private void btnBackUp_Click(object sender, EventArgs e)
{
bakup_db("manual");
}
private void btnRecovery_Click(object sender, EventArgs e)
{
recovery_db();
}
private void btnSelectMysqlPath_Click(object sender, EventArgs e)
{
FolderBrowserDialog path = new FolderBrowserDialog();
if (!string.IsNullOrEmpty(txtMysqlPath.Text))
{
path.SelectedPath = txtMysqlPath.Text;
}
path.ShowDialog();
txtMysqlPath.Text = path.SelectedPath;
}
private void btnSelectBackUpPath_Click(object sender, EventArgs e)
{
FolderBrowserDialog path = new FolderBrowserDialog();
if (!string.IsNullOrEmpty(txtBackUpPath.Text))
{
path.SelectedPath = txtBackUpPath.Text;
}
path.ShowDialog();
txtBackUpPath.Text = path.SelectedPath;
}
private void timer1_Tick(object sender, EventArgs e)
{
if (DateTime.Now.ToString("HH:mm") == backupTime)
{
bakup_db();
}
}
void ShowLog(string log)
{
rtxtShow.AppendText(log + "\r\n");
}
void ShowErrorLog(string log)
{
//高亮显示
rtxtShow.SelectionStart = rtxtShow.Text.Length;
rtxtShow.SelectionLength = log.Length;
rtxtShow.SelectionColor = Color.FromName("Red");
rtxtShow.AppendText(log + "\r\n");
}
private void btnEdit_Click(object sender, EventArgs e)
{
if (btnEdit.Text == "修改")
{
txtName.Enabled = true;
txtPwd.Enabled = true;
txtport.Enabled = true;
txtBackUpPath.Enabled = true;
txtMysqlPath.Enabled = true;
txtdbName.Enabled = true;
txtBackUpTime.Enabled = true;
btnSelectBackUpPath.Enabled = true;
btnSelectMysqlPath.Enabled = true;
btnEdit.Text = "确定";
}
else if (btnEdit.Text == "确定")
{
uname = txtName.Text;
upass = txtPwd.Text;
dbname = txtdbName.Text;
appDirecroty = txtMysqlPath.Text;
bakpath = txtBackUpPath.Text;
port = txtport.Text;
backupTime = txtBackUpTime.Text;
DateTime temp;
if (!DateTime.TryParse(backupTime, out temp))
{
ShowLog("备份时间格式错误,重置时间为00:30");
txtBackUpTime.Text = "00:30";
backupTime = txtBackUpTime.Text;
}
ShowLog("修改成功!");
MessageBox.Show("修改成功!");
btnEdit.Text = "修改";
txtName.Enabled = false;
txtPwd.Enabled = false;
txtport.Enabled = false;
txtBackUpPath.Enabled = false;
txtMysqlPath.Enabled = false;
txtBackUpTime.Enabled = false;
txtdbName.Enabled = false;
}
}
}
}
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