public async Task <IActionResult> Login(LoginModel model)
{
if (ModelState.IsValid)
{
string password = model.Password;
// generate a 128-bit salt using a secure PRNG
string a = "Соль";
byte[] salt = Encoding.Default.GetBytes(a);
// derive a 256-bit subkey (use HMACSHA1 with 10,000 iterations)
string hashed = Convert.ToBase64String(KeyDerivation.Pbkdf2(
password: password,
salt: salt,
prf: KeyDerivationPrf.HMACSHA1,
iterationCount: 10000,
numBytesRequested: 256 / 8));
string remoteIpAddress = Request.HttpContext.Connection.RemoteIpAddress.ToString();
user user = await db.User.FirstOrDefaultAsync(u => u.login == model.Email && u.pass == hashed);
if (user != null)
{
auth_date pole = new auth_date();
pole.login = user.login;
pole.date = DateTime.Now;
pole.autorizing = 1;
pole.ip = remoteIpAddress;
db.Entry(pole).State = EntityState.Added;
db.SaveChanges();
await Authenticate(model.Email); // аутентификация
return(RedirectToAction("Lk", "Lk", new { id = user.id }));
}
else
{
auth_date pole = new auth_date();
pole.login = model.Email;
pole.date = DateTime.Now;
pole.autorizing = 0;
pole.ip = remoteIpAddress;
db.Entry(pole).State = EntityState.Added;
db.SaveChanges();
}
ModelState.AddModelError("", "Некорректные логин и(или) пароль");
}
return(View(model));
}
public async Task <IActionResult> Logout()
{
string remoteIpAddress = Request.HttpContext.Connection.RemoteIpAddress.ToString();
auth_date pole = new auth_date();
pole.login = HttpContext.User.Identity.Name;
pole.date = DateTime.Now;
pole.autorizing = 2;
pole.ip = remoteIpAddress;
db.Entry(pole).State = EntityState.Added;
db.SaveChanges();
await HttpContext.SignOutAsync(CookieAuthenticationDefaults.AuthenticationScheme);
return(RedirectToAction("Index", "Home"));
}
