static void Main(string[] args)
{
if (!Config.CheckEnvsExist(Keys))
{
Log.Color(LogTable.Msg7, ConsoleColor.Red);
return;
}
//將需要的參數從環境變數中取出
Dictionary <string, string> envs = Config.GetEnvironmentVariables();
string RedisIP = "localhost";
string RedisChannelname = envs[Keys[0]];
string MQFilenameKeyInHeader = envs[Keys[1]];
int ReadinessPort = int.Parse(envs[Keys[2]]);
int LivenessPort = int.Parse(envs[Keys[3]]);
//建立 Redis (一個連線) , RabbitMQ (一個連線) , K8sHeathCheck (2 個 tcp port)
using (RedisClient redis = DBSetter.RedisConnect(RedisIP))
{
MQSetting mqSetting = MQListener.TryCreateByEnvs();
void RabbitCallback(MQCallback mq)
{
if (mq.Header != null && mq.Header.TryGetValue(MQFilenameKeyInHeader, out string header))
{
Console.WriteLine("header ConfigName : " + header);
Console.WriteLine(" Msg " + mq.Msg);
redis.Set(header, mq.Msg);
redis.Publish(RedisChannelname, header);
}
else
{
Console.WriteLine($"{LogTable.Msg2} {MQFilenameKeyInHeader}");
}
}
using (MQConnectObj mqConnection = MQListener.RabbitMQConnect(mqSetting, RabbitCallback))
{
Console.WriteLine(LogTable.Msg1);
bool LivenessCheck()
{
try
{
redis.Ping();
}
catch (Exception e)
{
Console.WriteLine(e);
return(false);
}
return(redis.IsConnected && mqConnection.Connection.IsOpen);
}
heathChecker = new K8sTcpHeathCheck(ReadinessPort, LivenessPort,
() => { return(redis.IsConnected && mqConnection.Connection.IsOpen); },
LivenessCheck);
while (true)
{
Thread.Sleep(1000);
}
}
}
}
public static MQConnectObj RabbitMQConnect(MQSetting setting, Action <MQCallback> MQCallback)
{
ConnectionFactory factory = new ConnectionFactory()
{
UserName = setting.UserName,
Password = setting.Password,
HostName = setting.HostName,
Port = setting.Port,
VirtualHost = setting.VirualHost
};
IConnection connection = null;
while (true)
{
try
{
connection = factory.CreateConnection();
break;
}
catch (BrokerUnreachableException e)
{
Log.Color(e.Message, ConsoleColor.Red);
}
Thread.Sleep((int)TimeSpan.FromSeconds(1).TotalMilliseconds);
}
Console.WriteLine(LogTable.Msg3);
var channel = connection.CreateModel();
channel.ExchangeDeclare(setting.ExchangeName, "fanout");
var queueName = channel.QueueDeclare().QueueName;
channel.QueueBind(queue: queueName, exchange: setting.ExchangeName, routingKey: "");
var consumer = new EventingBasicConsumer(channel);
consumer.Received += (model, ea) =>
{
Dictionary <string, string> header = new Dictionary <string, string>();
if (ea.BasicProperties.Headers != null)
{
foreach (KeyValuePair <string, object> raw in ea.BasicProperties.Headers)
{
try
{
string s = Encoding.UTF8.GetString((byte[])raw.Value);
header.Add(raw.Key, s);
}
catch (InvalidCastException e)
{
Console.WriteLine(LogTable.Msg4);
continue;
}
}
}
MQCallback?.Invoke(new MQCallback()
{
Header = header, Msg = Encoding.UTF8.GetString(ea.Body)
});
};
channel.BasicConsume(queue: queueName, autoAck: true, consumer: consumer);
return(new MQConnectObj()
{
Factory = factory, Connection = connection, Channel = channel
});
}