Esempio n. 1
0
        static void Main(string[] args)
        {
            if (args.Length == 0)
            {
                Console.WriteLine("Invalid command");
                Environment.ExitCode = 1;
            }

            var builder = new ConfigurationBuilder().AddCommandLine(args);
            IConfigurationRoot configuration = builder.Build();

            var command    = GetMandatoryArg(configuration, "Command");
            var backend    = GetMandatoryArg(configuration, "Backend");
            var connection = GetMandatoryArg(configuration, "ConnString");

            var rabbitConn = new RabbitConnection()
            {
                Host           = GetOptionalArg(configuration, "RabbitHost", "localhost"),
                VirtualHost    = GetOptionalArg(configuration, "RabbitVHost", "/"),
                Username       = GetOptionalArg(configuration, "RabbitUser", "guest"),
                Password       = GetOptionalArg(configuration, "RabbitPassword", "guest"),
                Port           = int.Parse(GetOptionalArg(configuration, "RabbitPort", "5672")),
                ManagementPort = int.Parse(GetOptionalArg(configuration, "RabbitMgmtPort", "15672"))
            };

            var queueInventory = new QueueInventory()
            {
                ConsumerGroup      = GetMandatoryArg(configuration, "ConsumerGroup"),
                ExchangeName       = GetMandatoryArg(configuration, "ExchangeName"),
                QueueCount         = int.Parse(GetMandatoryArg(configuration, "QueueCount")),
                QueuePrefix        = GetMandatoryArg(configuration, "QueuePrefix"),
                LeaseExpirySeconds = int.Parse(GetMandatoryArg(configuration, "LeaseExpirySeconds"))
            };

            if (command.Equals("create", StringComparison.OrdinalIgnoreCase))
            {
                if (backend.Equals("mssql", StringComparison.OrdinalIgnoreCase))
                {
                    DeployQueuesWithSqlBackend(connection, rabbitConn, queueInventory);
                }
                else
                {
                    Console.WriteLine("Only mssql backend is supported");
                }
            }
            else
            {
                Console.WriteLine("Only create command is supported");
            }
        }
Esempio n. 2
0
        public static void DeployQueuesWithSqlBackend(string connection, RabbitConnection rabbitConn,
                                                      QueueInventory queueInventory)
        {
            try
            {
                QueueManager.Initialize(connection, rabbitConn);
                QueueManager.EnsureResourceGroup(queueInventory.ConsumerGroup, queueInventory.LeaseExpirySeconds);
                Console.WriteLine("Phase 1 - Reconcile Backend with existing RabbitMQ queues ---------");
                QueueManager.ReconcileQueuesSqlAsync(queueInventory.ConsumerGroup, queueInventory.QueuePrefix).Wait();
                Console.WriteLine("Phase 2 - Ensure supplied queue count is deployed ---------");
                List <string> existingQueues = QueueManager.GetQueuesAsync(queueInventory.QueuePrefix).Result;
                if (existingQueues.Count > queueInventory.QueueCount)
                {
                    int queuesToRemove = existingQueues.Count - queueInventory.QueueCount;
                    for (int i = 0; i < queuesToRemove; i++)
                    {
                        QueueManager.RemoveQueueSqlAsync(queueInventory.ConsumerGroup, queueInventory.QueuePrefix)
                        .Wait();
                    }
                }
                else if (existingQueues.Count < queueInventory.QueueCount)
                {
                    int queuesToAdd = queueInventory.QueueCount - existingQueues.Count;
                    for (int i = 0; i < queuesToAdd; i++)
                    {
                        QueueManager.AddQueueSqlAsync(queueInventory.ConsumerGroup, queueInventory.ExchangeName,
                                                      queueInventory.QueuePrefix).Wait();
                    }
                }

                Console.WriteLine("Complete");
                Environment.ExitCode = 0;
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
                Environment.ExitCode = 1;
            }
        }