public void RegisterNewWorker(string connectionId, RegisterWorkerArguments args)
{
WorkerConnection workerDb =
(from worker in dbContext.WorkerConnections
where worker.WorkerName == args.WorkerName
select worker).FirstOrDefault();
if (workerDb == null)
{
WorkerConnection worker = new WorkerConnection()
{
ConnectionId = connectionId,
WorkerName = args.WorkerName,
MaxSessions = args.MaxSessions,
ActiveSessions = args.ActiveSessionCount,
AllSessions = args.AllSessionCount,
State = WorkerConnectionState.Connected,
};
dbContext.WorkerConnections.Add(worker);
}
else
{
workerDb.ConnectionId = connectionId;
workerDb.MaxSessions = args.MaxSessions;
workerDb.AllSessions = args.ActiveSessionCount;
workerDb.ActiveSessions = args.AllSessionCount;
workerDb.State = WorkerConnectionState.Connected;
sessionManager.UpdateWorkerConnectionCache(workerDb);
dbContext.Entry(workerDb).State = EntityState.Modified;
}
dbContext.SaveChanges();
}
public async Task RegisterWorker(RegisterWorkerArguments args)
{
await HubOperation(nameof(RegisterWorker), args, async() =>
{
workerManager.RegisterNewWorker(Context.ConnectionId, args);
sessionManager.CheckActiveSessions(args.WorkerName, args.SessionIdList, out IEnumerable <ProcessSession> terminatedSessions);
foreach (var session in terminatedSessions)
{
await Clients.Group(session.GroupName).SendAsync("AddSystemMessage", "Sesja zakończona przez serwer wykonawczy.");
}
});
}
private void RegisterWorker()
{
if (CheckConnection())
{
RegisterWorkerArguments args = new RegisterWorkerArguments()
{
ActiveSessionCount = ProcessManager.ProcessInstances.Count,
AllSessionCount = ProcessManager.ProcessInstances.Count,
MaxSessions = 20,
WorkerName = "WebCrawlerWorker1",
SessionIdList = ProcessManager.ProcessInstances.Keys,
};
connection.InvokeAsync("RegisterWorker", args);
}
}
