//This checks both styles of connections and return false when the second(older) method ALSO fails
//maybe should've done this with 2 separate methods but thought against it as those 2 new functions
//would increase overhead and wouldn't be needed again.
public static bool TestConnection(BackupItem itm)
{
//Begin NewStyle check
MysqlAlias.MySqlConnection conn = null;
try
{
conn = new MysqlAlias.MySqlConnection(itm.ConnectionString());
conn.Open();
}
catch (MysqlAlias.MySqlException)
{
//Begin OldStyle Check
OldMysqlAlias.MySqlConnection old_conn = null;
try
{
old_conn = new OldMysqlAlias.MySqlConnection(itm.ConnectionString());
old_conn.Open();
}
catch (MysqlAlias.MySqlException)
{
return false;
}catch(Exception)
{
return false;
}
finally
{
if (old_conn != null)
{
old_conn.Close();
}
}
//End OldStyle Check
}
finally
{
if (conn != null)
{
conn.Close();
}
}
//End NewStyle check
return true;
}
bool backupDatabaseOldStyle(BackupItem bk_itm)
{
//This uses the version 2.0 of mysql dll so that servers that still use old style password authentication (pre 4.1) will
//still be able to connect.
string result_folder = bk_itm.SaveTo + "\\" + DateTime.Now.Year.ToString() + "-" + DateTime.Now.Month.ToString("D2") + "-" + DateTime.Now.Day.ToString("D2") + "\\" + bk_itm.Database + "\\";
OldMysqlAlias.MySqlConnection conn = null;
OldMysqlAlias.MySqlDataReader rdr = null;
try
{
conn = new OldMysqlAlias.MySqlConnection(bk_itm.ConnectionString());
conn.Open();
//get every table in this db
string stm = "SHOW TABLES";
OldMysqlAlias.MySqlCommand cmd = new OldMysqlAlias.MySqlCommand(stm, conn);
rdr = cmd.ExecuteReader();
//deal with directory that .sql files should be saved in
if (!Directory.Exists(result_folder))
{
Directory.CreateDirectory(result_folder);
}
string current_table = "";
while (rdr.Read())
{
//Console.WriteLine(rdr.GetInt32(0) + ": " + rdr.GetString(1));
current_table = rdr.GetString(0);
// Use ProcessStartInfo class
ProcessStartInfo startInfo = new ProcessStartInfo();
startInfo.CreateNoWindow = true;
startInfo.UseShellExecute = false;
startInfo.FileName = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location) + @"\mysqldump.exe";
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
//::@C:\Users\User\Downloads\MySQLWinBackup\MySQLWinBackup\mysqldump.exe
startInfo.Arguments = "--host=\"" + bk_itm.Host + "\" --port=\"" + bk_itm.Port + "\" --user=\"" + bk_itm.Username + "\" --password=\"" + bk_itm.PasswordValue + "\" -Q --result-file=\"" + result_folder + "\\" + current_table + ".sql\" \"" + bk_itm.Database + "\" \"" + current_table + "\"";
try
{
// Start the process with the info we specified.
// Call WaitForExit and then the using statement will close.
using (Process exeProcess = Process.Start(startInfo))
{
exeProcess.WaitForExit();
txtOutput.Text += "Database: " + bk_itm.Database + " - table: " + current_table + " done " + Environment.NewLine;
}
}
catch (Exception ex)
{
ErrorLog(ex.Message + " Using Old-Style Password Authentication");
return false;
}
}
}
catch (MysqlAlias.MySqlException ex)
{
ErrorLog(ex.Message + " Using Old-Style Password Authentication");
return false;
}
finally
{
if (conn != null)
{
conn.Close();
}
}
return true;
}
