private static void ReadAndProcessMessages()
{
// Read next message from queue
//ReadMessage();
object nextMessage = new { id = "123" };
if (nextMessage != null)
{
//reset our backoff strategy
currentInterval = intervalMin;
#region Process tasks
Console.WriteLine("Worker processing tasks...");
Channel channel = new Channel(grpcEndpoint, ChannelCredentials.Insecure);
var workerTaskRequest = new Shared.GrpcClientLibrary.WorkerTaskRequest
{
Id = 12345678
};
var client = new Shared.GrpcClientLibrary.BackgroundServices.BackgroundServicesClient(channel);
var response = client.WorkerTask(workerTaskRequest);
Console.WriteLine($"Respnse: { response }.");
//Shut down the channel
channel.ShutdownAsync().Wait();
Console.WriteLine("Tasks completed! gRPC channel shutdown.");
#endregion
// Delete message from queue or send issues/exceptions to log for retry or manual processing
}
else
{
// Increase backoff (up to max) until we start getting messages
if (currentInterval < intervalMax)
{
currentInterval = currentInterval + intervalStep;
}
else
{
currentInterval = intervalMax;
}
}
}
static void Main(string[] args)
{
Console.WriteLine("Custodian started.");
#region Load Configuration
var configuration = new ConfigurationBuilder()
.SetBasePath(Directory.GetCurrentDirectory())
.AddJsonFile("appsettings.json", optional: false, reloadOnChange: true) //<-- Set to 'CopyAlways' in file/solution properties
.AddEnvironmentVariables() // (Optional) <-- Allows for Docker Env Variables
.Build();
int.TryParse(configuration
.GetSection("Scheduling")
.GetSection("Interval").Value,
out intervalMilliseconds);
grpcEndpoint = configuration
.GetSection("gRPC")
.GetSection("Endpoints")
.GetSection("CoreServices").Value;
Console.WriteLine("Custodian configured:");
Console.WriteLine($"Interval: {intervalMilliseconds.ToString("N0")}");
Console.WriteLine($"gRPC Endpoint: {grpcEndpoint}");
Console.WriteLine("--------------------------");
#endregion
var runContinuously = true;
while (runContinuously)
{
#region Process tasks
Console.WriteLine("Custodial tasks processing...");
Channel channel = new Channel(grpcEndpoint, ChannelCredentials.Insecure);
var custodialTaskRequest = new Shared.GrpcClientLibrary.CustodialTaskRequest
{
Id = 12345678
};
var client = new Shared.GrpcClientLibrary.BackgroundServices.BackgroundServicesClient(channel);
var response = client.CustodialTask(custodialTaskRequest);
Console.WriteLine($"Respnse: { response }.");
//Shut down the channel
channel.ShutdownAsync().Wait();
Console.WriteLine("Tasks completed! gRPC channel shutdown.");
#endregion
Thread.Sleep(intervalMilliseconds);
Console.WriteLine($"Custodian sleeping for { intervalMilliseconds.ToString("N0") } milliseconds...");
}
}