internal void Server_ClientConnectionValidator(object sender, MqttServerClientConnectionValidatorEventArgs e)
{
using (var _dbContextcv = scope.ServiceProvider.GetRequiredService <ApplicationDbContext>())
{
MqttConnectionValidatorContext obj = e.Context;
Uri uri = new Uri("mqtt://" + obj.Endpoint);
if (uri.IsLoopback && !string.IsNullOrEmpty(e.Context.ClientId) && e.Context.ClientId == _mcsetting.MqttBroker && !string.IsNullOrEmpty(e.Context.Username) && e.Context.Username == _mcsetting.UserName && e.Context.Password == _mcsetting.Password)
{
obj.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.Success;
}
else
{
_logger.LogInformation($"ClientId={obj.ClientId},Endpoint={obj.Endpoint},Username={obj.Username}，Password={obj.Password},WillMessage={obj.WillMessage?.ConvertPayloadToString()}");
var mcr = _dbContextcv.DeviceIdentities.Include(d => d.Device).FirstOrDefault(mc =>
(mc.IdentityType == IdentityType.AccessToken && mc.IdentityId == obj.Username) ||
(mc.IdentityType == IdentityType.DevicePassword && mc.IdentityId == obj.Username && mc.IdentityValue == obj.Password));
if (mcr != null)
{
try
{
var device = mcr.Device;
if (!Devices.ContainsKey(e.Context.ClientId))
{
Devices.Add(e.Context.ClientId, device);
}
}
catch (Exception ex)
{
_logger.LogError(ex, "ConnectionRefusedServerUnavailable {0}", ex.Message);
obj.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.ServerUnavailable;
}
}
else
{
obj.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.BadUserNameOrPassword;
_logger.LogInformation($"Bad username or password {obj.Username},connection {obj.Endpoint} refused");
}
}
}
}
internal void Server_ClientConnectionValidator(object sender, MqttServerClientConnectionValidatorEventArgs e)
{
try
{
using (var scope = _scopeFactor.CreateScope())
using (var _dbContextcv = scope.ServiceProvider.GetRequiredService <ApplicationDbContext>())
{
MqttConnectionValidatorContext obj = e.Context;
Uri uri = new Uri("mqtt://" + obj.Endpoint);
if (uri.IsLoopback && !string.IsNullOrEmpty(e.Context.ClientId) && e.Context.ClientId == _mcsetting.MqttBroker && !string.IsNullOrEmpty(e.Context.Username) && e.Context.Username == _mcsetting.UserName && e.Context.Password == _mcsetting.Password)
{
e.Context.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.Success;
}
else
{
_logger.LogInformation($"ClientId={obj.ClientId},Endpoint={obj.Endpoint},Username={obj.Username}，Password={obj.Password},WillMessage={obj.WillMessage?.ConvertPayloadToString()}");
var mcr = _dbContextcv.DeviceIdentities.Include(d => d.Device).FirstOrDefault(mc =>
(mc.IdentityType == IdentityType.AccessToken && mc.IdentityId == obj.Username) ||
(mc.IdentityType == IdentityType.DevicePassword && mc.IdentityId == obj.Username && mc.IdentityValue == obj.Password));
if (mcr != null)
{
try
{
var device = mcr.Device;
e.Context.SessionItems.TryAdd(nameof(Device), device);
e.Context.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.Success;
_logger.LogInformation($"Device {device.Name}({device.Id}) is online !username is {obj.Username} and is endpoint{obj.Endpoint}");
}
catch (Exception ex)
{
_logger.LogError(ex, "ConnectionRefusedServerUnavailable {0}", ex.Message);
e.Context.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.ServerUnavailable;
}
}
else if (_dbContextcv.AuthorizedKeys.Any(ak => ak.AuthToken == obj.Password))
{
var ak = _dbContextcv.AuthorizedKeys.Include(ak => ak.Customer).Include(ak => ak.Tenant).Include(ak => ak.Devices).FirstOrDefault(ak => ak.AuthToken == obj.Password);
if (ak != null && !ak.Devices.Any(dev => dev.Name == obj.Username))
{
var devvalue = new Device()
{
Name = obj.Username, DeviceType = DeviceType.Device, Timeout = 300, LastActive = DateTime.Now
};
devvalue.Tenant = ak.Tenant;
devvalue.Customer = ak.Customer;
_dbContextcv.Device.Add(devvalue);
ak.Devices.Add(devvalue);
_dbContextcv.AfterCreateDevice(devvalue, obj.Username, obj.Password);
_dbContextcv.SaveChanges();
}
var mcp = _dbContextcv.DeviceIdentities.Include(d => d.Device).FirstOrDefault(mc => mc.IdentityType == IdentityType.DevicePassword && mc.IdentityId == obj.Username && mc.IdentityValue == obj.Password);
if (mcp != null)
{
e.Context.SessionItems.TryAdd(nameof(Device), mcp.Device);
e.Context.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.Success;
_logger.LogInformation($"Device {mcp.Device.Name}({mcp.Device.Id}) is online !username is {obj.Username} and is endpoint{obj.Endpoint}");
}
else
{
e.Context.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.BadUserNameOrPassword;
_logger.LogInformation($"Bad username or password/AuthToken {obj.Username},connection {obj.Endpoint} refused");
}
}
else
{
e.Context.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.BadUserNameOrPassword;
_logger.LogInformation($"Bad username or password {obj.Username},connection {obj.Endpoint} refused");
}
}
}
}
catch (Exception ex)
{
e.Context.ReasonCode = MQTTnet.Protocol.MqttConnectReasonCode.ImplementationSpecificError;
e.Context.ReasonString = ex.Message;
_logger.LogError(ex, "ConnectionRefusedServerUnavailable2222222222222 {0}", ex.Message);
}
}
public Task HandleClientConnectionValidatorAsync(MqttServerClientConnectionValidatorEventArgs eventArgs)
{
return(_handler(eventArgs));
}
