/// <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;
}
public void Start()
{
GeneralSecurityContext = null;
// The message provider must receive ongoing activities at this time.
StartedAt = DateTime.UtcNow;
var uncompleted = DataHandler.LoadCompletionState(out var lastActivityIdFromDb);
PermissionTypeBase.InferForcedRelations();
using (var op = SnTrace.Security.StartOperation("Security initial loading."))
{
var cache = new SecurityCache(DataHandler);
cache.Initialize();
Cache = cache;
op.Successful = true;
}
EntityManager = new SecurityEntityManager(Cache, DataHandler, MissingEntityHandler);
Cache.EntityManager = EntityManager; // Property injection
DataHandler.EntityManager = EntityManager; // Property injection
PermissionQuery = new PermissionQuery(EntityManager, Cache);
CommunicationMonitor = new CommunicationMonitor(DataHandler, Options.Create(MessagingOptions));
GeneralSecurityContext = new SecurityContext(SystemUser, this);
SecurityActivityQueue = new SecurityActivityQueue(this, CommunicationMonitor, DataHandler, ActivityHistory);
SecurityActivityQueue.Startup(uncompleted, lastActivityIdFromDb);
ActivityHistory.SecurityActivityQueue = SecurityActivityQueue; // Property injection
MessageProvider.MessageReceived += MessageProvider_MessageReceived;
MessageProvider.Initialize();
MessageProvider.Start(StartedAt);
_killed = false;
}
public void EF_LoadActivities_SmartGapResolution()
{
int lastActivityIdFromDb;
CompletionState uncompleted;
var sb = new StringBuilder();
context = Start();
CommunicationMonitor.Stop();
var sctx = context.Security;
var user1Id = TestUser.User1.Id;
var rootEntityId = Id("E01");
// create some activities with gap
sctx.CreateSecurityEntity(rootEntityId, default(int), user1Id);
for (int entityId = rootEntityId + 1; entityId < rootEntityId + 11; entityId++)
{
sctx.CreateSecurityEntity(entityId, rootEntityId, user1Id);
Db().ExecuteTestScript(@"
-- 2 gap
INSERT INTO EFMessages ([SavedBy], [SavedAt], [ExecutionState]) VALUES ('asdf1', GETDATE(),'Wait')
INSERT INTO EFMessages ([SavedBy], [SavedAt], [ExecutionState]) VALUES ('qwer1', GETDATE(),'Wait')
DELETE EFMessages WHERE Id in (select top 2 Id from [EFMessages] order by Id desc)");
}
// these are be unprocessed
Db().ExecuteTestScript("UPDATE EFMessages set ExecutionState = 'Wait', LockedBy = null, LockedAt = null");
sb.Clear();
uncompleted = DataHandler.LoadCompletionState(SecurityContext.General.DataProvider, out lastActivityIdFromDb);
SecurityActivityQueue.Startup(uncompleted, lastActivityIdFromDb);
var cs1 = SecurityActivityQueue.GetCurrentCompletionState();
// expectation: there is no any gap.
Assert.AreEqual(0, cs1.Gaps.Length);
// create a gap
Db().ExecuteTestScript(@"
-- 2 gap
INSERT INTO EFMessages ([SavedBy], [SavedAt], [ExecutionState]) VALUES ('asdf1', GETDATE(),'Wait')
INSERT INTO EFMessages ([SavedBy], [SavedAt], [ExecutionState]) VALUES ('qwer1', GETDATE(),'Wait')
DELETE EFMessages WHERE Id in (select top 2 Id from [EFMessages] order by Id desc)
-- copy last
INSERT INTO EFMessages([SavedBy],[SavedAt],[ExecutionState],[LockedBy],[LockedAt],[Body])
SELECT TOP 1 [SavedBy],GETDATE(),[ExecutionState],[LockedBy],[LockedAt],[Body] FROM EFMessages ORDER BY Id DESC
-- 2 gap
INSERT INTO EFMessages ([SavedBy], [SavedAt], [ExecutionState]) VALUES ('asdf2', GETDATE(),'Wait')
INSERT INTO EFMessages ([SavedBy], [SavedAt], [ExecutionState]) VALUES ('qwer2', GETDATE(),'Wait')
DELETE EFMessages WHERE Id in (select top 2 Id from [EFMessages] order by Id desc)");
// last activity
sctx.CreateSecurityEntity(101, rootEntityId, user1Id);
var cs2 = SecurityActivityQueue.GetCurrentCompletionState();
Assert.AreEqual(4, cs2.Gaps.Length);
Assert.AreEqual(cs1.LastActivityId + 6, cs2.LastActivityId);
SecurityActivityQueue.HealthCheck();
var cs3 = SecurityActivityQueue.GetCurrentCompletionState();
Assert.AreEqual(0, cs3.Gaps.Length);
Assert.AreEqual(cs2.LastActivityId, cs3.LastActivityId);
CommunicationMonitor.Start();
}
public void EF_LoadActivities_AtStart_ActivityQueueLevel()
{
int lastActivityIdFromDb;
CompletionState uncompleted;
context = Start();
var sctx = context.Security;
var user1Id = TestUser.User1.Id;
var rootEntityId = Id("E01");
// create 30 activities
sctx.CreateSecurityEntity(rootEntityId, default(int), user1Id);
for (int entityId = rootEntityId + 1; entityId < rootEntityId + 31; entityId++)
{
sctx.CreateSecurityEntity(entityId, rootEntityId, user1Id);
}
var lastId = Db().ExecuteTestScript <int>("select top 1 Id from [EFMessages] order by Id desc").First();
// test0: initial state
var expectedCs = new CompletionState {
LastActivityId = lastId
};
uncompleted = DataHandler.LoadCompletionState(SecurityContext.General.DataProvider, out lastActivityIdFromDb);
SecurityActivityQueue.Startup(uncompleted, lastActivityIdFromDb);
var cs0 = SecurityActivityQueue.GetCurrentState().Termination;
Assert.AreEqual(expectedCs.ToString(), cs0.ToString());
// test1: create some unprocessed activities: 4 continuous activity (except last) + 2 gaps before
// last-2 and last-6 "Wait", the others "Executing" by another appdomain.
Db().ExecuteTestScript(@"declare @last int
select top 1 @last = Id from [EFMessages] order by Id desc
UPDATE EFMessages set ExecutionState = 'Executing', LockedBy = 'AnotherComputer'
where Id in (@last-1, @last-3, @last-4, @last-9)
UPDATE EFMessages set ExecutionState = 'Wait', LockedBy = null, LockedAt = null
where Id in (@last-2, @last-6)
");
var expectedIsFromDb1 = String.Join(", ", new[] { lastId - 9, lastId - 4, lastId - 3, lastId - 1, lastId });
uncompleted = DataHandler.LoadCompletionState(SecurityContext.General.DataProvider, out lastActivityIdFromDb);
SecurityActivityQueue.Startup(uncompleted, lastActivityIdFromDb);
var cs1 = SecurityActivityQueue.GetCurrentState().Termination;
var idsFromDb1 = String.Join(", ", Db().GetUnprocessedActivityIds());
Assert.AreEqual(expectedCs.ToString(), cs1.ToString());
Assert.AreEqual(expectedIsFromDb1, idsFromDb1);
// test2: create unprocessed activities: last 5 continuous activity + 2 gaps before
// last-2 and last-6 "Wait", the others "Executing" by another appdomain.
Db().ExecuteTestScript(@"declare @last int
select top 1 @last = Id from [EFMessages] order by Id desc
UPDATE EFMessages set ExecutionState = 'Executing', LockedBy = 'AnotherComputer'
where Id in (@last, @last-1, @last-3, @last-4, @last-9)
UPDATE EFMessages set ExecutionState = 'Wait', LockedBy = null, LockedAt = null
where Id in (@last-2, @last-6)
");
var expectedIsFromDb2 = String.Join(", ", new[] { lastId - 9, lastId - 4, lastId - 3, lastId - 1, lastId, lastId });
uncompleted = DataHandler.LoadCompletionState(SecurityContext.General.DataProvider, out lastActivityIdFromDb);
SecurityActivityQueue.Startup(uncompleted, lastActivityIdFromDb);
var cs2 = SecurityActivityQueue.GetCurrentState().Termination;
var idsFromDb2 = String.Join(", ", Db().GetUnprocessedActivityIds());
Assert.AreEqual(expectedCs.ToString(), cs2.ToString());
Assert.AreEqual(expectedIsFromDb2, idsFromDb2);
}