// Token: 0x06001277 RID: 4727 RVA: 0x0003B964 File Offset: 0x00039B64
        internal static bool TryParseCultureInfo(NameValueCollection headers, out CultureInfo cultureInfo)
        {
            cultureInfo = null;
            string text = headers.Get("X-CultureInfo");

            if (!string.IsNullOrWhiteSpace(text))
            {
                try
                {
                    cultureInfo = new CultureInfo(text);
                    return(true);
                }
                catch (CultureNotFoundException ex)
                {
                    ExTraceGlobals.RunspaceConfigTracer.TraceError <string, CultureNotFoundException>(0L, "[PswsAuthZHelper.TryParseCultureInfo] Invalid culture info \"{0}\". Exception: {1}", text, ex);
                    TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_InvalidCultureInfo, text, new object[]
                    {
                        text,
                        ex.ToString()
                    });
                    AuthZLogger.SafeAppendGenericError("InvalidCultureInfo", text, false);
                }
                return(false);
            }
            return(false);
        }
        // Token: 0x06001245 RID: 4677 RVA: 0x00039AC8 File Offset: 0x00037CC8
        public override string GetMembershipId(SenderInfo senderInfo)
        {
            ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[PswsAuthorization.GetMembershipId] Enter.");
            string result;

            try
            {
                string name = senderInfo.Principal.Identity.Name;
                ExTraceGlobals.PublicPluginAPITracer.TraceDebug <string>((long)this.GetHashCode(), "[PswsAuthorization.GetMembershipId] membershipId = \"{0}\".", name);
                result = name;
            }
            catch (Exception ex)
            {
                ExTraceGlobals.PublicPluginAPITracer.TraceError <Exception>((long)this.GetHashCode(), "[PswsAuthorization.GetMembershipId] Exception: {0}", ex);
                AuthZLogger.SafeAppendGenericError("PswsAuthorization.GetMembershipId", ex, new Func <Exception, bool>(KnownException.IsUnhandledException));
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_PswsPublicAPIFailed, null, new object[]
                {
                    "PswsAuthorization.GetMembershipId",
                    ex.ToString()
                });
                PswsErrorHandling.SendErrorToClient(PswsErrorCode.MemberShipIdError, ex, null);
                throw;
            }
            finally
            {
                ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[PswsAuthorization.GetMembershipId] Exit.");
            }
            return(result);
        }
Пример #3
0
 protected override void ProcessRecord()
 {
     ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[ConvertToExchangeXml.ProcessRecord] Enter.");
     try
     {
         if (this.InputObject != null)
         {
             base.WriteObject(this.serializer.Serialize(this.InputObject));
         }
     }
     catch (Exception ex)
     {
         ExTraceGlobals.PublicPluginAPITracer.TraceError <Exception>((long)this.GetHashCode(), "[ConvertToExchangeXml.ProcessRecord] Exception: {0}", ex);
         TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_PswsPublicAPIFailed, null, new object[]
         {
             "ConvertToExchangeXml.ProcessRecord",
             ex.ToString()
         });
         throw;
     }
     finally
     {
         ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[ConvertToExchangeXml.ProcessRecord] Exit.");
     }
 }
Пример #4
0
        private void CheckSessionOverBudget()
        {
            OverBudgetException exception;

            if (WSManBudgetManager.Instance.CheckOverBudget(this.currentAuthZUserToken, CostType.ActiveRunspace, out exception))
            {
                LocalizedString message = AuthZPluginHelper.HandleUserOverBudgetException(exception, this.currentAuthZUserToken);
                throw new AuthorizationException(message);
            }
            if (this.currentAuthZUserToken.OrgId != null && WSManTenantBudgetManager.Instance.CheckOverBudget(this.currentAuthZUserToken, CostType.ActiveRunspace, out exception))
            {
                LocalizedString message2 = AuthZPluginHelper.HandleTenantOverBudgetException(exception, this.currentAuthZUserToken);
                throw new AuthorizationException(message2);
            }
            if (AppSettings.Current.MaxPowershellAppPoolConnections > 0 && WSManBudgetManager.Instance.TotalActiveRunspaces >= AppSettings.Current.MaxPowershellAppPoolConnections)
            {
                string windowsLiveId = this.currentAuthZUserToken.WindowsLiveId;
                if (!string.IsNullOrEmpty(windowsLiveId))
                {
                    FailFastUserCache.Instance.AddUserToCache(windowsLiveId, BlockedType.NewSession, TimeSpan.Zero);
                }
                AuthZLogger.SafeAppendColumn(RpsCommonMetadata.ContributeToFailFast, "AuthZ-Machine", LoggerHelper.GetContributeToFailFastValue("AllUsers", "-1", "NewSesion", -1.0));
                FailFastUserCache.Instance.AddAllUsersToCache(BlockedType.NewSession, TimeSpan.Zero);
                LocalizedString localizedString = Strings.ErrorMaxConnectionLimit(AppSettings.Current.VDirName);
                ExTraceGlobals.RunspaceConfigTracer.TraceError(0L, localizedString);
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_ReachedMaxPSConnectionLimit, null, new object[]
                {
                    AppSettings.Current.VDirName,
                    AppSettings.Current.MaxPowershellAppPoolConnections
                });
                throw new AuthorizationException(localizedString);
            }
        }
Пример #5
0
 protected override void BeginProcessing()
 {
     ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[ConvertToExchangeXml.BeginProcessing] Enter.");
     try
     {
         ExchangeRunspaceConfiguration exchangeRunspaceConfiguration = ExchangePropertyContainer.GetExchangeRunspaceConfiguration(this.SessionState);
         this.serializer = new PSObjectSerializer((exchangeRunspaceConfiguration != null) ? exchangeRunspaceConfiguration.TypeTable : null);
         base.WriteObject("<?xml version=\"1.0\"?>");
         base.WriteObject("<Objs>");
     }
     catch (Exception ex)
     {
         ExTraceGlobals.PublicPluginAPITracer.TraceError <Exception>((long)this.GetHashCode(), "[ConvertToExchangeXml.BeginProcessing] Exception: {0}", ex);
         TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_PswsPublicAPIFailed, null, new object[]
         {
             "ConvertToExchangeXml.BeginProcessing",
             ex.ToString()
         });
         throw;
     }
     finally
     {
         ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[ConvertToExchangeXml.BeginProcessing] Exit.");
     }
 }
Пример #6
0
        private void RunspacesLeakDetected(string key, string relatedBudgetKey)
        {
            int num = 0;
            IPowerShellBudget powerShellBudget = null;

            if (this.budgets.TryGetValue(key, out powerShellBudget))
            {
                num = powerShellBudget.TotalActiveRunspacesCount;
            }
            if (powerShellBudget != null)
            {
                ExTraceGlobals.PublicPluginAPITracer.TraceError <string, string, int>(0L, "Connection leak detected for Key {0} in class {1}. Leaked value {2}.", key, base.GetType().ToString(), num);
                if (num > 0)
                {
                    AuthZLogger.SafeAppendGenericError("WSManBudgetManagerBase.RunspacesLeakDetected", string.Format("Connection leak detected for Key {0} in class {1}. Leaked value {2}.", key, base.GetType(), num), false);
                    TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_PSConnectionLeakDetected, null, new object[]
                    {
                        key,
                        base.GetType().ToString(),
                        num
                    });
                    this.UpdateConnectionLeakPerfCounter(num);
                }
                powerShellBudget.Dispose();
            }
            if (num > 0 && relatedBudgetKey != null)
            {
                this.CorrectRelatedBudgetWhenLeak(relatedBudgetKey, num);
            }
        }
        // Token: 0x060012F3 RID: 4851 RVA: 0x0003DE30 File Offset: 0x0003C030
        internal static LocalizedString HandleTenantOverBudgetException(OverBudgetException exception, AuthZPluginUserToken userToken)
        {
            string policyPart    = exception.PolicyPart;
            string orgIdInString = userToken.OrgIdInString;
            string userName      = userToken.UserName;
            string windowsLiveId = userToken.WindowsLiveId;

            ExTraceGlobals.PublicPluginAPITracer.TraceError <string, string, string>(0L, "Get Tenant OverBudgetException for user {0}, Organization {1}. Message: {2}", userName, orgIdInString, exception.ToString());
            AuthZLogger.SafeAppendGenericError("Tenant_OverBudgetException", exception.ToString(), false);
            TimeSpan blockedTime = TimeSpan.FromMilliseconds((double)exception.BackoffTime);

            if (windowsLiveId != null)
            {
                FailFastUserCache.Instance.AddUserToCache(windowsLiveId, BlockedType.NewSession, blockedTime);
                AuthZLogger.SafeAppendColumn(RpsCommonMetadata.ContributeToFailFast, "AuthZ-UserOrg", LoggerHelper.GetContributeToFailFastValue("User", windowsLiveId, "NewSession", blockedTime.TotalMilliseconds));
            }
            if (!string.IsNullOrEmpty(orgIdInString))
            {
                FailFastUserCache.Instance.AddTenantToCache(orgIdInString, BlockedType.NewSession, blockedTime);
                AuthZLogger.SafeAppendColumn(RpsCommonMetadata.ContributeToFailFast, "AuthZ-Org", LoggerHelper.GetContributeToFailFastValue("Tenant", orgIdInString, "NewSession", blockedTime.TotalMilliseconds));
                foreach (string text in userToken.DomainsToBlockTogether)
                {
                    FailFastUserCache.Instance.AddTenantToCache(text, BlockedType.NewSession, blockedTime);
                    AuthZLogger.SafeAppendColumn(RpsCommonMetadata.ContributeToFailFast, "AuthZ-AcceptedDomain-" + text, LoggerHelper.GetContributeToFailFastValue("Tenant", text, "NewSession", blockedTime.TotalMilliseconds));
                }
            }
            IThrottlingPolicy throttlingPolicy = userToken.GetThrottlingPolicy();
            LocalizedString   value;

            if (policyPart == "MaxTenantConcurrency")
            {
                value = Strings.ErrorMaxTenantPSConnectionLimit(orgIdInString);
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_ReachedMaxTenantPSConnectionLimit, null, new object[]
                {
                    userName,
                    orgIdInString,
                    throttlingPolicy.PowerShellMaxTenantConcurrency
                });
            }
            else
            {
                if (!(policyPart == "MaxTenantRunspaces"))
                {
                    throw new NotSupportedException(string.Format("DEV bug. The exception policy part {0} is not expected.", policyPart));
                }
                value = Strings.ErrorTenantMaxRunspacesTarpitting(orgIdInString, exception.BackoffTime / 1000);
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_ReachedMaxTenantPSRunspaceInTimePeriodLimit, null, new object[]
                {
                    userName,
                    orgIdInString,
                    throttlingPolicy.PowerShellMaxTenantRunspaces,
                    throttlingPolicy.PowerShellMaxRunspacesTimePeriod,
                    exception.BackoffTime
                });
            }
            return(new LocalizedString(value + string.Format("{2}Policy: {0}; {2}Snapshot: {1}", exception.ThrottlingPolicyDN, exception.Snapshot, Environment.NewLine)));
        }
Пример #8
0
 // Token: 0x060012EA RID: 4842 RVA: 0x0003D9DC File Offset: 0x0003BBDC
 private static T HandleExceptionAndRetry <T>(string methodName, Func <T> func, bool throwException, T defaultReturnValue)
 {
     for (int i = 0; i < 2; i++)
     {
         try
         {
             Microsoft.Exchange.Diagnostics.Components.Authorization.ExTraceGlobals.PublicPluginAPITracer.TraceDebug <string, int>(0L, "Retry function {0} the {1} times.", methodName, i);
             return(func());
         }
         catch (Exception ex)
         {
             bool flag  = ex is TransientException;
             bool flag2 = AuthZPluginHelper.IsFatalException(ex);
             bool flag3 = flag2 || AuthZLogHelper.ExceptionNoNeedToRetry(ex);
             Microsoft.Exchange.Diagnostics.Components.Authorization.ExTraceGlobals.PublicPluginAPITracer.TraceDebug(0L, "{0} caught Exception {1}. IsTransientException = {2}. IsFatalException = {3}. NoNeedToRetry = {4}.", new object[]
             {
                 methodName,
                 ex,
                 flag,
                 flag2,
                 flag3
             });
             ExEventLog.EventTuple eventInfo = Microsoft.Exchange.Configuration.ObjectModel.EventLog.TaskEventLogConstants.Tuple_RBACUnavailable_UnknownError;
             if (flag)
             {
                 eventInfo = Microsoft.Exchange.Configuration.ObjectModel.EventLog.TaskEventLogConstants.Tuple_RBACUnavailable_TransientError;
             }
             else if (flag2)
             {
                 eventInfo = Microsoft.Exchange.Configuration.ObjectModel.EventLog.TaskEventLogConstants.Tuple_RBACUnavailable_FatalError;
             }
             TaskLogger.LogRbacEvent(eventInfo, null, new object[]
             {
                 methodName,
                 ex
             });
             if (flag3 || i == 1)
             {
                 if (!(ex is ADTransientException) && (flag2 || throwException))
                 {
                     throw;
                 }
                 AuthZLogHelper.LogException(ex, methodName, false);
                 break;
             }
             else
             {
                 AuthZLogger.SafeAppendGenericInfo(methodName + "-" + ex.GetType().Name + "-Retried", ex.Message);
             }
         }
     }
     Microsoft.Exchange.Diagnostics.Components.Authorization.ExTraceGlobals.PublicPluginAPITracer.TraceError <string, T>(0L, "{0} returns default value {1}.", methodName, defaultReturnValue);
     return(defaultReturnValue);
 }
        // Token: 0x060012F2 RID: 4850 RVA: 0x0003DC08 File Offset: 0x0003BE08
        internal static LocalizedString HandleUserOverBudgetException(OverBudgetException exception, AuthZPluginUserToken userToken)
        {
            string policyPart    = exception.PolicyPart;
            string userName      = userToken.UserName;
            string windowsLiveId = userToken.WindowsLiveId;

            ExTraceGlobals.PublicPluginAPITracer.TraceError <string, string>(0L, "Get User OverBudgetException for user {0}. Message: {1}", userName, exception.ToString());
            AuthZLogger.SafeAppendGenericError("User_OverBudgetException", exception.ToString(), false);
            if (!string.IsNullOrEmpty(windowsLiveId))
            {
                BlockedType blockedType = (policyPart == "PowerShellMaxCmdlets") ? BlockedType.NewRequest : BlockedType.NewSession;
                FailFastUserCache.Instance.AddUserToCache(userToken.WindowsLiveId, blockedType, TimeSpan.Zero);
                AuthZLogger.SafeAppendColumn(RpsCommonMetadata.ContributeToFailFast, "AuthZ-UserSelf", LoggerHelper.GetContributeToFailFastValue("User", userToken.WindowsLiveId, blockedType.ToString(), -1.0));
            }
            IThrottlingPolicy throttlingPolicy = userToken.GetThrottlingPolicy();
            LocalizedString   value;

            if (policyPart == "MaxConcurrency")
            {
                value = Strings.ErrorMaxRunspacesLimit(throttlingPolicy.PowerShellMaxConcurrency.ToString(), policyPart);
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_ReachedMaxUserPSConnectionLimit, null, new object[]
                {
                    userName,
                    throttlingPolicy.PowerShellMaxConcurrency
                });
            }
            else if (policyPart == "MaxRunspacesTimePeriod")
            {
                value = Strings.ErrorMaxRunspacesTarpitting(exception.BackoffTime / 1000);
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_ReachedMaxPSRunspaceInTimePeriodLimit, null, new object[]
                {
                    userName,
                    throttlingPolicy.PowerShellMaxRunspaces,
                    throttlingPolicy.PowerShellMaxRunspacesTimePeriod,
                    exception.BackoffTime
                });
            }
            else
            {
                if (!(policyPart == "PowerShellMaxCmdlets"))
                {
                    throw new NotSupportedException(string.Format("DEV bug. The exception policy part {0} is not expected.", policyPart));
                }
                value = Strings.ErrorOperationTarpitting(exception.BackoffTime / 1000);
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_ReachedMaxPowershellCmdletLimit, null, new object[]
                {
                    userName,
                    throttlingPolicy.PowerShellMaxCmdlets,
                    throttlingPolicy.PowerShellMaxCmdletsTimePeriod,
                    exception.BackoffTime
                });
            }
            return(new LocalizedString(value + string.Format("{2}Policy: {0}; {2}Snapshot: {1}", exception.ThrottlingPolicyDN, exception.Snapshot, Environment.NewLine)));
        }
Пример #10
0
        // Token: 0x0600126E RID: 4718 RVA: 0x0003B46C File Offset: 0x0003966C
        protected override void PreGetInitialSessionState(PSSenderInfo senderInfo)
        {
            ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[PswsAuthorizationPlugin.PreGetInitialSessionState] Enter.");
            UserToken           userToken            = HttpContext.Current.CurrentUserToken();
            PswsAuthZUserToken  authZPluginUserToken = PswsAuthZHelper.GetAuthZPluginUserToken(userToken);
            OverBudgetException ex;

            if (PswsBudgetManager.Instance.CheckOverBudget(authZPluginUserToken, CostType.ActiveRunspace, out ex))
            {
                ExTraceGlobals.PublicPluginAPITracer.TraceError <OverBudgetException>((long)this.GetHashCode(), "[PswsAuthorizationPlugin.PreGetInitialSessionState] OverBudgetException: {0}.", ex);
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_PswsOverBudgetException, null, new object[]
                {
                    HttpContext.Current.User.Identity.Name,
                    ex.ToString(),
                    PswsBudgetManager.Instance.GetConnectedUsers()
                });
                PswsErrorHandling.SendErrorToClient(PswsErrorCode.OverBudgetException, ex, ex.Snapshot);
                AuthZLogger.SafeAppendGenericError("OverBudgetException", ex.ToString(), false);
                throw ex;
            }
            ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[PswsAuthorizationPlugin.PreGetInitialSessionState] Exit.");
        }
Пример #11
0
        internal static bool TryFindOrganizationIdForDelegatedPrincipal(DelegatedPrincipal principal, out OrganizationId orgId)
        {
            orgId = null;
            ExchangeConfigurationUnit exchangeConfigurationUnit = null;
            Exception ex = null;

            try
            {
                exchangeConfigurationUnit = ExchangeAuthorizationPlugin.GetExchangeConfigurationUnitByNameOrAcceptedDomain(principal.DelegatedOrganization);
            }
            catch (CannotResolveTenantNameException ex2)
            {
                ex = ex2;
            }
            catch (DataSourceOperationException ex3)
            {
                ex = ex3;
            }
            catch (TransientException ex4)
            {
                ex = ex4;
            }
            catch (DataValidationException ex5)
            {
                ex = ex5;
            }
            if (ex != null)
            {
                AuthZLogger.SafeAppendGenericError("TryFindOrganizationIdForDelegatedPrincipal", ex, new Func <Exception, bool>(KnownException.IsUnhandledException));
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_FailedToResolveOrganizationIdForDelegatedPrincipal, null, new object[]
                {
                    principal.DelegatedOrganization,
                    ex
                });
                return(false);
            }
            orgId = exchangeConfigurationUnit.OrganizationId;
            return(true);
        }
        private RBACValidationRulesList()
        {
            string text = Path.Combine(ConfigurationContext.Setup.BinPath, "Microsoft.Exchange.Management.RbacDefinition.dll");

            try
            {
                Assembly   assembly = Assembly.LoadFrom(text);
                MethodInfo method   = assembly.GetType("Microsoft.Exchange.Management.Tasks.ValidationRuleDefinitions").GetMethod("GetRBACValidationRulesList", BindingFlags.Static | BindingFlags.Public);
                List <ValidationRuleDefinition> rules = (List <ValidationRuleDefinition>)method.Invoke(null, null);
                this.Initialize(rules);
            }
            catch (Exception ex)
            {
                ExTraceGlobals.RunspaceConfigTracer.TraceError <string, string>(0L, "RBACValidationRulesList.RBACValidationRulesList. Cannot initialize validation rules from assembly {0}: {1}", text, ex.ToString());
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_FailedToLoadValidationRules, text, new object[]
                {
                    text,
                    ex.ToString()
                });
                throw;
            }
        }
Пример #13
0
 internal void CorrectRunspacesLeakPassively(string key, int leakedValue)
 {
     lock (this.instanceLock)
     {
         IPowerShellBudget powerShellBudget;
         if (this.budgets.TryGetValue(key, out powerShellBudget))
         {
             int totalActiveRunspacesCount = powerShellBudget.TotalActiveRunspacesCount;
             if (totalActiveRunspacesCount > 0)
             {
                 ExTraceGlobals.PublicPluginAPITracer.TraceError(0L, "Correct runspaces leak passively for Key {0} in class {1}. Current Value {2}, Leaked value {3}.", new object[]
                 {
                     key,
                     base.GetType().ToString(),
                     totalActiveRunspacesCount,
                     leakedValue
                 });
                 AuthZLogger.SafeAppendGenericError("WSManBudgetManagerBase.CorrectRunspacesLeakPassively", string.Format("Correct runspaces leak passively for Key {0} in class {1}. Current Value {2}, Leaked value {3}.", new object[]
                 {
                     key,
                     base.GetType(),
                     totalActiveRunspacesCount,
                     leakedValue
                 }), false);
                 TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_PSConnectionLeakPassivelyCorrected, null, new object[]
                 {
                     key,
                     base.GetType().ToString(),
                     totalActiveRunspacesCount,
                     leakedValue
                 });
                 powerShellBudget.CorrectRunspacesLeak(leakedValue);
             }
         }
     }
 }
        // Token: 0x06001244 RID: 4676 RVA: 0x00039740 File Offset: 0x00037940
        public override WindowsIdentity AuthorizeUser(SenderInfo senderInfo, out UserQuota userQuota)
        {
            ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[PswsAuthorization.AuthorizeUser] Enter.");
            WindowsIdentity current;

            try
            {
                if (this.IsBlockedPswsDirectInvocation())
                {
                    AuthZLogger.SafeAppendGenericError("PswsAuthorization.AuthorizeUser", "UnAuthorized. Blocked Psws direct invocation", false);
                    throw new InvalidOperationException(Strings.InvalidPswsDirectInvocationBlocked);
                }
                CultureInfo cultureInfo = null;
                if (PswsAuthZHelper.TryParseCultureInfo(HttpContext.Current.Request.Headers, out cultureInfo))
                {
                    ExTraceGlobals.PublicPluginAPITracer.TraceDebug <string>((long)this.GetHashCode(), "[PswsAuthorization.AuthorizeUser] Set thread culture to be {0}", cultureInfo.Name);
                    Thread.CurrentThread.CurrentCulture   = cultureInfo;
                    Thread.CurrentThread.CurrentUICulture = cultureInfo;
                }
                IThrottlingPolicy  throttlingPolicy = null;
                PswsAuthZUserToken authZUserToken   = null;
                AuthZLogHelper.ExecuteWSManPluginAPI("PswsAuthorization.AuthorizeUser", false, true, delegate()
                {
                    UserToken userToken = HttpContext.Current.CurrentUserToken();
                    authZUserToken      = PswsAuthZHelper.GetAuthZPluginUserToken(userToken);
                    if (authZUserToken != null)
                    {
                        throttlingPolicy = authZUserToken.GetThrottlingPolicy();
                    }
                });
                ExAssert.RetailAssert(authZUserToken != null, "UnAuthorized. The user token is invalid (null).");
                ExAssert.RetailAssert(throttlingPolicy != null, "UnAuthorized. Unable to get the user quota.");
                PswsBudgetManager.Instance.HeartBeat(authZUserToken);
                AuthZLogger.SafeSetLogger(RpsAuthZMetadata.ServerActiveRunspaces, PswsBudgetManager.Instance.TotalActiveRunspaces);
                AuthZLogger.SafeSetLogger(RpsAuthZMetadata.ServerActiveUsers, PswsBudgetManager.Instance.TotalActiveUsers);
                AuthZLogger.SafeSetLogger(RpsAuthZMetadata.UserBudgetOnStart, PswsBudgetManager.Instance.GetWSManBudgetUsage(authZUserToken));
                userQuota = new UserQuota((int)(throttlingPolicy.PswsMaxConcurrency.IsUnlimited ? 2147483647U : throttlingPolicy.PswsMaxConcurrency.Value), (int)(throttlingPolicy.PswsMaxRequest.IsUnlimited ? 2147483647U : throttlingPolicy.PswsMaxRequest.Value), (int)(throttlingPolicy.PswsMaxRequestTimePeriod.IsUnlimited ? 2147483647U : throttlingPolicy.PswsMaxRequestTimePeriod.Value));
                ExTraceGlobals.PublicPluginAPITracer.TraceDebug <Unlimited <uint>, Unlimited <uint>, Unlimited <uint> >((long)this.GetHashCode(), "[PswsAuthorization.AuthorizeUser] User quota: PswsMaxConcurrenty={0}, PswsMaxRequest={1}, PswsMaxRequestTimePeriod={2}.", throttlingPolicy.PswsMaxConcurrency, throttlingPolicy.PswsMaxRequest, throttlingPolicy.PswsMaxRequestTimePeriod);
                AuthZLogger.SafeSetLogger(RpsAuthZMetadata.IsAuthorized, true);
                AuthZLogger.SafeSetLogger(RpsAuthZMetadata.AuthorizeUser, authZUserToken.UserNameForLogging);
                AuthZLogger.SafeSetLogger(RpsAuthZMetadata.GetQuota, string.Format("PswsMaxConcurrenty={0};PswsMaxRequest={1};PswsMaxRequestTimePeriod={2}", throttlingPolicy.PswsMaxConcurrency, throttlingPolicy.PswsMaxRequest, throttlingPolicy.PswsMaxRequestTimePeriod));
                string ruleName = null;
                if (this.ConnectionBlockedByClientAccessRules(authZUserToken, out ruleName))
                {
                    throw new ClientAccessRulesBlockedConnectionException(ruleName);
                }
                current = WindowsIdentity.GetCurrent();
            }
            catch (Exception ex)
            {
                ExTraceGlobals.PublicPluginAPITracer.TraceError <Exception>((long)this.GetHashCode(), "[PswsAuthorization.AuthorizeUser] Exception: {0}", ex);
                AuthZLogger.SafeAppendGenericError("PswsAuthorization.AuthorizeUser", ex, new Func <Exception, bool>(KnownException.IsUnhandledException));
                TaskLogger.LogRbacEvent(TaskEventLogConstants.Tuple_PswsPublicAPIFailed, null, new object[]
                {
                    "PswsAuthorization.AuthorizeUser",
                    ex.ToString()
                });
                AuthZLogger.SafeSetLogger(RpsAuthZMetadata.IsAuthorized, false);
                PswsErrorHandling.SendErrorToClient((ex is ClientAccessRulesBlockedConnectionException) ? PswsErrorCode.ClientAccessRuleBlock : PswsErrorCode.AuthZUserError, ex, null);
                throw;
            }
            finally
            {
                ExTraceGlobals.PublicPluginAPITracer.TraceDebug((long)this.GetHashCode(), "[PswsAuthorization.AuthorizeUser] Exit.");
            }
            return(current);
        }