Complete replacement notifiers with subscriptions.

[stg.git] / projects / stargazer / traffcounter_impl.cpp

diff --git a/projects/stargazer/traffcounter_impl.cpp b/projects/stargazer/traffcounter_impl.cpp
index 377e388902fd26cb493ee241ff54119d57efbe16..a4227497a128e69cbcf27d3150975b5b952657a8 100644 (file)
--- a/projects/stargazer/traffcounter_impl.cpp
+++ b/projects/stargazer/traffcounter_impl.cpp
@@ -45,12 +45,15 @@
 #include "traffcounter_impl.h"
 #include "stg_timer.h"
 #include "users_impl.h"
+#include "async_pool.h"
 
 #define FLUSH_TIME  (10)
 #define REMOVE_TIME  (31)
 
 using STG::TraffCounterImpl;
 
+namespace AsyncPoolST = STG::AsyncPoolST;
+
 const char protoName[PROTOMAX][8] =
 {"TCP", "UDP", "ICMP", "TCP_UDP", "ALL"};
 
@@ -66,17 +69,19 @@ TraffCounterImpl::TraffCounterImpl(UsersImpl * u, const std::string & fn)
       monitoring(false),
       touchTimeP(stgTime - MONITOR_TIME_DELAY_SEC),
       users(u),
-      stopped(true),
-      addUserNotifier(*this),
-      delUserNotifier(*this)
+      stopped(true)
 {
 for (int i = 0; i < DIR_NUM; i++)
     strprintf(&dirName[i], "DIR%d", i);
 
 dirName[DIR_NUM] = "NULL";
 
-users->AddNotifierUserAdd(&addUserNotifier);
-users->AddNotifierUserDel(&delUserNotifier);
+m_onAddUserConn = users->onImplAdd([this](auto user){
+    AsyncPoolST::enqueue([this, user](){ SetUserNotifiers(user); });
+});
+m_onDelUserConn = users->onImplDel([this](auto user){
+    AsyncPoolST::enqueue([this, user](){ UnSetUserNotifiers(user); DelUser(user->GetCurrIP()); });
+});
 }
 //-----------------------------------------------------------------------------
 TraffCounterImpl::~TraffCounterImpl()
@@ -120,10 +125,7 @@ m_thread.request_stop();
 int h = users->OpenSearch();
 assert(h && "USERS::OpenSearch is always correct");
 
-UserImpl * u;
-while (users->SearchNext(h, &u) == 0)
-    UnSetUserNotifiers(u);
-users->CloseSearch(h);
+m_onIPConns.clear();
 
 //5 seconds to thread stops itself
 struct timespec ts = {0, 200000000};
@@ -438,47 +440,22 @@ while (pi.first != pi.second)
 ip2packets.erase(pi.first, pi.second);
 }
 //-----------------------------------------------------------------------------
-void TraffCounterImpl::SetUserNotifiers(UserImpl * user)
+void TraffCounterImpl::SetUserNotifiers(UserImpl* user)
 {
-// Adding user. Adding notifiers to user.
-TRF_IP_BEFORE ipBNotifier(*this, user);
-ipBeforeNotifiers.push_front(ipBNotifier);
-user->AddCurrIPBeforeNotifier(&(*ipBeforeNotifiers.begin()));
-
-TRF_IP_AFTER ipANotifier(*this, user);
-ipAfterNotifiers.push_front(ipANotifier);
-user->AddCurrIPAfterNotifier(&(*ipAfterNotifiers.begin()));
+    // Adding user. Adding notifiers to user.
+    m_onIPConns.emplace_back(
+        user->GetID(),
+        user->beforeCurrIPChange([this](auto oldVal, auto /*newVal*/){ beforeIPChange(oldVal); }),
+        user->afterCurrIPChange([this, user](auto /*oldVal*/, auto newVal){ afterIPChange(user, newVal); })
+    );
 }
 //-----------------------------------------------------------------------------
 void TraffCounterImpl::UnSetUserNotifiers(UserImpl * user)
 {
-// Removing user. Removing notifiers from user.
-std::list<TRF_IP_BEFORE>::iterator bi;
-std::list<TRF_IP_AFTER>::iterator ai;
-
-bi = ipBeforeNotifiers.begin();
-while (bi != ipBeforeNotifiers.end())
-    {
-    if (user->GetLogin() == bi->GetUser()->GetLogin())
-        {
-        user->DelCurrIPBeforeNotifier(&(*bi));
-        ipBeforeNotifiers.erase(bi);
-        break;
-        }
-    ++bi;
-    }
-
-ai = ipAfterNotifiers.begin();
-while (ai != ipAfterNotifiers.end())
-    {
-    if (user->GetLogin() == ai->GetUser()->GetLogin())
-        {
-        user->DelCurrIPAfterNotifier(&(*ai));
-        ipAfterNotifiers.erase(ai);
-        break;
-        }
-    ++ai;
-    }
+    // Removing user. Removing notifiers from user.
+    m_onIPConns.erase(std::remove_if(m_onIPConns.begin(), m_onIPConns.end(),
+                                     [user](const auto& cs){ return std::get<0>(cs) == user->GetID(); }),
+                      m_onIPConns.end());
 }
 //-----------------------------------------------------------------------------
 void TraffCounterImpl::DeterminateDir(const RawPacket & packet,
@@ -843,3 +820,21 @@ monitorDir = dir;
 monitoring = !monitorDir.empty();
 }
 //-----------------------------------------------------------------------------
+void TraffCounterImpl::beforeIPChange(uint32_t oldVal)
+{
+    // User changes his address. Remove old IP
+    if (!oldVal)
+        return;
+
+    AsyncPoolST::enqueue([this, oldVal](){ DelUser(oldVal); });
+}
+//-----------------------------------------------------------------------------
+void TraffCounterImpl::afterIPChange(UserImpl* user, uint32_t newVal)
+{
+    // User changes his address. Add new IP
+    if (!newVal)
+        return;
+
+    AsyncPoolST::enqueue([this, user](){ AddUser(user); });
+}
+//-----------------------------------------------------------------------------