protected void cancelpendingcmdbutton_Click(object sender, EventArgs e)
{
using (VendingModelContainer dc = new VendingModelContainer())
{
using (var dbContextTransaction = dc.Database.BeginTransaction())
{
try
{
Accounts tmpacc = dc.Accounts.First(x => x.UserID == HttpContext.Current.User.Identity.Name && x.Valid && !x.Suspended);
WaterDevices tmpdev = dc.WaterDevices.First(x => x.ID == wvdid && x.Valid && x.AccountID == tmpacc.ID);
WaterDeviceCommands cmdtocancel = dc.WaterDeviceCommands.Where(x => x.WaterDeviceID == tmpdev.ID && x.RequestedDatetime == 0).First();
dc.WaterDeviceCommands.Remove(cmdtocancel);
dc.SaveChanges();
dbContextTransaction.Commit();
ScriptManager.RegisterClientScriptBlock((sender as Control), this.GetType(), "alert", "alert('Команда успешно отменена.')", true);
Logger.AccountLog(Request.UserHostAddress, "отмена команды устройству №" + cmdtocancel.WaterDeviceID, cmdtocancel.Command, cmdtocancel.WaterDeviceID);
Logger.SystemLog(Request.UserHostAddress, "отмена команды устройству №" + cmdtocancel.WaterDeviceID, cmdtocancel.Command, "Server");
}
catch (Exception ex)
{
Logger.SystemLog(Request.UserHostAddress, "Ошибка: " + ex.Message, ex.InnerException?.Message, User.Identity.Name);
}
}
}
FillTablesWithData();
}
protected void changedevmodetotpbutton_Click(object sender, EventArgs e)
{
TwoFactorAuth tfa = new TwoFactorAuth(WWWVars.SiteName);
Accounts useracc = null;
using (VendingModelContainer dc = new VendingModelContainer())
{
useracc = dc.Accounts.First(x => x.UserID == HttpContext.Current.User.Identity.Name && x.Valid && !x.Suspended);
if (useracc.TOTPSecret != "" && changedevmodetotp.Text != "")
{
if (tfa.VerifyCode(useracc.TOTPSecret, changedevmodetotp.Text))
{
DateTime cdt = DateTime.Now;
long cdtlong = Convert.ToInt64(cdt.ToString("yyyyMMddHHmmss"));
string cdtstr = cdt.ToString("dd.MM.yyyy HH:mm:ss");
WDCmd tmpwdcmd = null;
string cmddescr = "";
switch (devmodecb.SelectedValue)
{
case "salesmode":
{
tmpwdcmd = WDCmdSet.GoToSalesMode;
cmddescr = "Переход в РЕЖИМ ПРОДАЖ";
break;
}
case "oosmode":
{
tmpwdcmd = WDCmdSet.GoToOOSMode;
cmddescr = "Переход в режим НЕ ОБСЛУЖИВАЕТ";
break;
}
case "servicemode":
{
tmpwdcmd = WDCmdSet.GoToServiceMode;
cmddescr = "Переход в СЛУЖЕБНЫЙ РЕЖИМ";
break;
}
case "shutdown":
{
tmpwdcmd = WDCmdSet.Shutdown;
cmddescr = "ВЫКЛЮЧЕНИЕ";
break;
}
case "reboot":
{
tmpwdcmd = WDCmdSet.Reboot;
cmddescr = "ПЕРЕЗАГРУЗКА";
break;
}
case "incasso":
{
tmpwdcmd = WDCmdSet.Incassation;
cmddescr = "ИНКАССАЦИЯ";
break;
}
case "KKTCloseStage":
{
tmpwdcmd = WDCmdSet.KKTCloseStage;
cmddescr = "ЗАКРЫТИЕ СМЕНЫ";
break;
}
case "KKTRegistrationMode":
{
tmpwdcmd = WDCmdSet.KKTRegistrationMode;
cmddescr = "ККТ: РЕЖИМ РЕГИСТРАЦИИ";
break;
}
case "KKTOpenStage":
{
tmpwdcmd = WDCmdSet.KKTOpenStage;
cmddescr = "ККТ: ОТКРЫТЬ СМЕНУ";
break;
}
case "KKTCancelReceipt":
{
tmpwdcmd = WDCmdSet.KKTCancelReceipt;
cmddescr = "ККТ: ОТМЕНА ТЕКУЩЕГО ЧЕКА";
break;
}
case "Unregister":
{
tmpwdcmd = WDCmdSet.Unregister;
cmddescr = "Удаление устройства (отмена регистрации)";
break;
}
}
//формируем команду
WaterDeviceCommands tmpcmd = new WaterDeviceCommands()
{
AckDatetime = 0,
AckDatetimeStr = "",
Command = tmpwdcmd.Command,
FormedDatetime = cdtlong,
FormedDatetimeStr = cdtstr,
WaterDeviceID = wvdid,
RequestedDatetime = 0,
RequestedDatetimeStr = "",
Result = ""
};
dc.WaterDeviceCommands.Add(tmpcmd);
dc.SaveChanges();
Logger.AccountLog(Request.UserHostAddress, "Новая команда устройству №" + tmpcmd.WaterDeviceID, tmpcmd.Command, tmpcmd.WaterDeviceID);
Logger.SystemLog(Request.UserHostAddress, "Новая команда устройству №" + tmpcmd.WaterDeviceID, tmpcmd.Command, "Server");
changedevmodetotpbox.Visible = false;
changedevmodebutton.Visible = true;
changedevmodemsg.Text = "";
//devmodecb.SelectedIndex = 0;
devmodecb.Enabled = true;
ScriptManager.RegisterClientScriptBlock((sender as Control), this.GetType(), "alert", "alert('Команда \"" + cmddescr + "\" сформирована. Дождитесь ее выполнения на устройстве.')", true);
}
else
{
changedevmodetotpmsg.Text = "Неверный одноразовый пароль";
changedevmodebutton.Visible = false;
changedevmodetotpbox.Visible = true;
}
}
}
FillTablesWithData();
}
protected void Page_Load(object sender, EventArgs e)
{
using (VendingModelContainer dc = new VendingModelContainer())
{
try
{
DateTime dt = DateTime.Now;
long cdt = Convert.ToInt64(dt.ToString("yyyyMMddHHmmss"));
string cdtstr = dt.ToString("dd.MM.yyyy HH:mm:ss");
var waterdevices = dc.WaterDevices;
//считываем запрос
string encryptedrequest = Request.Form["Request"];
byte[] encryptedrequestbytes = Convert.FromBase64String(encryptedrequest);
string signature = Request.Form["Signature"];
byte[] signaturebytes = Convert.FromBase64String(signature);
string encryptedaeskey = Request.Form["AData"];
byte[] encryptedaeskeybytes = Convert.FromBase64String(encryptedaeskey);
string encryptediv = Request.Form["BData"];
byte[] encryptedivbytes = Convert.FromBase64String(encryptediv);
//инициализируем криптодвижок для расшифровки
CspParameters cspParams = new CspParameters
{
ProviderType = 1
};
RSACryptoServiceProvider rsaProvider = new RSACryptoServiceProvider(cspParams);
CryptoHelper ch = new CryptoHelper();
//расшифровываем симметричный ключ и вектор инициализации
byte[] AESKeyBytes = ch.DecryptData(encryptedaeskeybytes);
byte[] AESIVBytes = ch.DecryptData(encryptedivbytes);
AesCryptoServiceProvider AESProv = new AesCryptoServiceProvider
{
Mode = CipherMode.CBC,
Padding = PaddingMode.PKCS7,
KeySize = 128,
Key = AESKeyBytes,
IV = AESIVBytes
};
//расшифровываем запрос
string plaintext = "";
MemoryStream memoryStream = null;
try
{
memoryStream = new MemoryStream(encryptedrequestbytes);
using (CryptoStream cryptoStream = new CryptoStream(memoryStream, AESProv.CreateDecryptor(), CryptoStreamMode.Read))
{
plaintext = new StreamReader(cryptoStream, Encoding.UTF8).ReadToEnd();
}
}
finally
{
if (memoryStream != null)
{
memoryStream.Dispose();
}
}
//byte[] plaintextbytes = rsaProvider.Decrypt(encryptedrequestbytes, false);
long devid = Deserialize <long>(plaintext);
//инициализируем криптодвижок для проверки подписи присланных данных
rsaProvider = new RSACryptoServiceProvider();
var tmpdev = dc.WaterDevices.First(x => x.ID == devid && x.Valid);
rsaProvider.ImportCspBlob(tmpdev.PublicKey);
bool signcorrect = rsaProvider.VerifyData(Encoding.UTF8.GetBytes(plaintext), CryptoConfig.MapNameToOID("SHA512"), signaturebytes);
if (signcorrect)
{
WaterDeviceCommands tmpcmd = dc.WaterDeviceCommands.First(x => x.WaterDeviceID == tmpdev.ID && x.RequestedDatetime == 0);
tmpcmd.RequestedDatetime = cdt;
tmpcmd.RequestedDatetimeStr = cdtstr;
dc.SaveChanges();
if (tmpcmd.Command == "Unregister")
{
tmpdev.Valid = false;
dc.SaveChanges();
}
Response.Write(tmpcmd.Command);
}
}
catch /*(Exception ex)*/
{
}
finally
{
}
}
}
