Esempio n. 1
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        /// <summary>
        /// Starts the security subsystem using the passed configuration.
        /// Call this method only once in your application's startup sequence.
        /// The method prepares and memorizes the main components for
        /// creating SecurityContext instances in a fastest possible way.
        /// The main components are global objects:
        /// ISecurityDataProvider instance, IMessageProvider instance and SecurityCache instance.
        /// </summary>
        protected static void StartTheSystem(SecurityConfiguration configuration)
        {
            _generalContext = null;

            // The messageprovider provider must receive ongoing activities at this time.
            StartedAt = DateTime.UtcNow;

            int lastActivityIdFromDb;
            var uncompleted = DataHandler.LoadCompletionState(configuration.SecurityDataProvider, out lastActivityIdFromDb);

            _messageProvider = configuration.MessageProvider;
            _messageProvider.MessageReceived += MessageProvider_MessageReceived;

            Configuration.Identities.SystemUserId    = configuration.SystemUserId ?? -1;
            Configuration.Identities.VisitorUserId   = configuration.VisitorUserId ?? 6;
            Configuration.Identities.EveryoneGroupId = configuration.EveryoneGroupId ?? 8;
            Configuration.Identities.OwnerGroupId    = configuration.OwnerGroupId ?? 9;

            Configuration.Messaging.CommunicationMonitorRunningPeriodInSeconds = configuration.CommunicationMonitorRunningPeriodInSeconds ?? 30;
            Configuration.Messaging.SecuritActivityLifetimeInMinutes           = configuration.SecuritActivityLifetimeInMinutes ?? 42;
            Configuration.Messaging.SecuritActivityTimeoutInSeconds            = configuration.SecuritActivityTimeoutInSeconds ?? 120;

            _securityDataProviderPrototype = configuration.SecurityDataProvider;
            PermissionTypeBase.InferForcedRelations();

            using (var op = SnTrace.Security.StartOperation("Security initial loading."))
            {
                _cacheHolder  = SecurityCache.Initialize(configuration.SecurityDataProvider);
                op.Successful = true;
            }

            CommunicationMonitor.Initialize();

            _generalContext = new SecurityContext(SystemUser);
            SecurityActivityQueue.Startup(uncompleted, lastActivityIdFromDb);

            _killed = false;
        }