private static void SendErrorMessage(Exception ex)
{
CustomError error = new CustomError();
error.application_name = "frontend";
error.timestamp = DateTime.Now.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fff");
error.message = ex.ToString();
//Make an XML from the error object
XmlSerializer xmlSerializer = new XmlSerializer(typeof(CustomError));
XmlSerializerNamespaces ns = new XmlSerializerNamespaces();
ns.Add("", "");
string xml;
var settings = new XmlWriterSettings {
Encoding = Encoding.UTF8, Indent = true
};
var stringBuilder = new StringBuilder();
using (var sww = new ExtendedStringWriter(stringBuilder, Encoding.UTF8))
{
using (XmlWriter writer = XmlWriter.Create(sww, settings))
{
xmlSerializer.Serialize(writer, error, ns);
xml = sww.ToString();
}
}
//XML validation with XSD
var xmlValidationResponse = XsdValidation.XmlStringValidation(xml);
if (xmlValidationResponse != null)
{
using (var connection = factory.CreateConnection())
using (var channel = connection.CreateModel())
{
var addUserBody = Encoding.UTF8.GetBytes(xml);
channel.BasicPublish(exchange: "logs.exchange",
routingKey: "",
body: addUserBody
);
}
}
}
private static void ReceiverRabbitMQ()
{
try
{
//Make the connection to receive
using (var connection = factory.CreateConnection())
using (var channel = connection.CreateModel())
{
var consumer = new EventingBasicConsumer(channel);
consumer.Received += async(model, ea) =>
{
//Receiving data
var body = ea.Body.ToArray();
var xml = Encoding.UTF8.GetString(body);
Console.WriteLine(" [x] Received {0}", xml);
var xmlValidationResponse = XsdValidation.XmlStringValidation(xml);
//When no errors in validation make an object out of the xml data
if (xmlValidationResponse != null)
{
if (xmlValidationResponse == "add_user")
{
await ReceivingNewUserAsync(xml);
}
else if (xmlValidationResponse == "patch_user")
{
await ReceivingPatchUserAsync(xml);
}
}
};
channel.BasicConsume(queue: "frontend.queue",
autoAck: true,
consumer: consumer);
Console.WriteLine(" Press [enter] to exit.");
Console.ReadLine();
}
}
catch (Exception ex) {
SendErrorMessage(ex);
}
}
private static void SendLogToLogExchange(string action)
{
//make log file entity
Log log = new Log("Frontend " + action);
//Make an XML from the object
XmlSerializer xmlSerializer = new XmlSerializer(log.GetType());
XmlSerializerNamespaces ns = new XmlSerializerNamespaces();
ns.Add("", "");
string xml;
var settings = new XmlWriterSettings {
Encoding = Encoding.UTF8, Indent = true
};
var stringBuilder = new StringBuilder();
using (var sww = new ExtendedStringWriter(stringBuilder, Encoding.UTF8))
{
using (XmlWriter writer = XmlWriter.Create(sww, settings))
{
xmlSerializer.Serialize(writer, log, ns);
xml = sww.ToString();
}
}
//Validate XML
var xmlResponse = XsdValidation.XmlStringValidation(xml);
//when no errors send the message to rabbitmq
if (xmlResponse != null)
{
using (var connection = factory.CreateConnection())
using (var channel = connection.CreateModel())
{
var addUserBody = Encoding.UTF8.GetBytes(xml);
channel.BasicPublish(exchange: "logs.exchange",
routingKey: "",
body: addUserBody
);
}
}
}
