/// <summary>
/// Represents the Start method
/// </summary>
/// <param name="args">Command line arguments</param>
/// <exception cref="ArgumentException">Exception if arguments are not passed correctly</exception>
public void Start(string[] args)
{
ActorSbConfig cfg = new ActorSbConfig();
var builder = new ConfigurationBuilder();
builder.AddCommandLine(args);
builder.AddEnvironmentVariables();
IConfigurationRoot configArgs = builder.Build();
cfg.SbConnStr = configArgs["SbConnStr"];
// TODO: This is chetan's(FRAUAS student) storage connection string. We need to change it before commiting
cfg.TblStoragePersistenConnStr =
"DefaultEndpointsProtocol=https;AccountName=dotnetactors;AccountKey=mGLCq7CHPfy6Ivp23iU3hdDqGvEmyBxVAUkU1b89YeKVWKAHry3CTM7N7orGV0XCmhXdv0z7CgfYxh0MMj30Eg==;TableEndpoint=https://dotnetactors.table.cosmos.azure.com:443/;";
//NOTE: providing right above
// cfg.TblStoragePersistenConnStr = configArgs["TblStoragePersistenConnStr"];
string rcvQueue = configArgs["ReplyMsgQueue"];
if (!String.IsNullOrEmpty(rcvQueue))
throw new ArgumentException("ReplyMsgQueue must not be specified when starting the server.");
cfg.RequestMsgTopic = configArgs["RequestMsgTopic"];
cfg.ActorSystemName = configArgs["ActorSystemName"];
cfg.RequestSubscriptionName = configArgs["SubscriptionName"];
string systemName = configArgs["SystemName"];
Console.CancelKeyPress += (sender, eventArgs) =>
{
tokenSrc.Cancel();
};
TableStoragePersistenceProvider prov = null;
if (String.IsNullOrEmpty(cfg.TblStoragePersistenConnStr) == false)
{
prov = new TableStoragePersistenceProvider();
prov.InitializeAsync(cfg.ActorSystemName, new Dictionary<string, object>() { { "StorageConnectionString", cfg.TblStoragePersistenConnStr } }, purgeOnStart: false, logger: this.logger).Wait();
}
akkaClusterSystem = new ActorSystem($"{systemName}", cfg, logger, prov);
akkaClusterSystem.Start(tokenSrc.Token);
Console.WriteLine("Press any key to stop Actor SB system.");
}
public ActorSystem(string name, ActorSbConfig config, ILogger logger = null, IPersistenceProvider persistenceProvider = null)
{
this.logger = logger;
this.persistenceProvider = persistenceProvider;
this.Name = name;
this.sbConnStr = config.SbConnStr;
this.subscriptionName = config.RequestSubscriptionName;
this.config = config;
//this.sessionRcvClient = new SessionClient(config.SbConnStr, $"{config.RequestMsgTopic}/Subscriptions/{config.RequestSubscriptionName}",
//retryPolicy: createRetryPolicy(),
//receiveMode: ReceiveMode.PeekLock);
this.sendRequestClient = new TopicClient(config.SbConnStr, config.RequestMsgTopic,
retryPolicy: createRetryPolicy());
//
// Receiving of reply messages is optional. If the actor system does not send messages
// then it will also not listen for reply messages.
if (config.ReplyMsgQueue != null)
{
ReplyMsgReceiverQueueClient = new QueueClient(config.SbConnStr, config.ReplyMsgQueue,
retryPolicy: createRetryPolicy(),
receiveMode: ReceiveMode.PeekLock);
// Configure the message handler options in terms of exception handling, number of concurrent messages to deliver, etc.
var messageHandlerOptions = new MessageHandlerOptions(ExceptionReceivedHandler)
{
// Maximum number of concurrent calls to the callback ProcessMessagesAsync(), set to 1 for simplicity.
// Set it according to how many messages the application wants to process in parallel.
MaxConcurrentCalls = 1,
MaxAutoRenewDuration = this.MaxProcessingTimeOfMessage,
// Indicates whether the message pump should automatically complete the messages after returning from user callback.
// False below indicates the complete operation is handled by the user callback as in ProcessMessagesAsync().
AutoComplete = true
};
// Register the function that receives reply messages.
ReplyMsgReceiverQueueClient.RegisterMessageHandler(OnReplyMessageReceivedAsync, messageHandlerOptions);
}
}
