Merge remote-tracking branch 'github/master'

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

diff --git a/projects/stargazer/traffcounter_impl.cpp b/projects/stargazer/traffcounter_impl.cpp
index 0897d6bfaa103b2c6610aa3429d1074eba0f7a13..70ade1ae91c2ee941a569a13244ba1dcd5fac0e6 100644 (file)
--- a/projects/stargazer/traffcounter_impl.cpp
+++ b/projects/stargazer/traffcounter_impl.cpp
@@ -40,17 +40,19 @@
 #include <cstdlib> // strtol
 
 #include "stg/common.h"
 #include <cstdlib> // strtol
 
 #include "stg/common.h"

-#include "stg/locker.h"

 #include "stg/const.h" // MONITOR_TIME_DELAY_SEC
 #include "traffcounter_impl.h"
 #include "stg_timer.h"
 #include "users_impl.h"
 #include "stg/const.h" // MONITOR_TIME_DELAY_SEC
 #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;
 
 
 #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"};
 
 const char protoName[PROTOMAX][8] =
 {"TCP", "UDP", "ICMP", "TCP_UDP", "ALL"};
 


@@ -66,30 +68,28 @@ TraffCounterImpl::TraffCounterImpl(UsersImpl * u, const std::string & fn)
       monitoring(false),
       touchTimeP(stgTime - MONITOR_TIME_DELAY_SEC),
       users(u),
       monitoring(false),
       touchTimeP(stgTime - MONITOR_TIME_DELAY_SEC),
       users(u),

-      running(false),
-      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";
 
 {
 for (int i = 0; i < DIR_NUM; i++)
     strprintf(&dirName[i], "DIR%d", i);
 
 dirName[DIR_NUM] = "NULL";
 

-users->AddNotifierUserAdd(&addUserNotifier);
-users->AddNotifierUserDel(&delUserNotifier);
-
-pthread_mutex_init(&mutex, NULL);
+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()
 {
 }
 //-----------------------------------------------------------------------------
 TraffCounterImpl::~TraffCounterImpl()
 {

-pthread_mutex_destroy(&mutex);

 }
 //-----------------------------------------------------------------------------
 int TraffCounterImpl::Start()
 {
 }
 //-----------------------------------------------------------------------------
 int TraffCounterImpl::Start()
 {

-STG_LOCKER lock(&mutex);
+std::lock_guard<std::mutex> lock(m_mutex);

 
 if (!stopped)
     return 0;
 
 if (!stopped)
     return 0;


@@ -110,13 +110,7 @@ while (users->SearchNext(h, &u) == 0)
     SetUserNotifiers(u);
 users->CloseSearch(h);
 
     SetUserNotifiers(u);
 users->CloseSearch(h);
 

-running = true;
-if (pthread_create(&thread, NULL, Run, this))
-    {
-    printfd(__FILE__, "TraffCounterImpl::Start() - Cannot start thread\n");
-    WriteServLog("TraffCounter: Error: Cannot start thread.");
-    return -1;
-    }
+m_thread = std::jthread([this](auto token){ Run(std::move(token)); });

 return 0;
 }
 //-----------------------------------------------------------------------------
 return 0;
 }
 //-----------------------------------------------------------------------------


@@ -125,73 +119,66 @@ int TraffCounterImpl::Stop()
 if (stopped)
     return 0;
 
 if (stopped)
     return 0;
 

-running = false;
+m_thread.request_stop();

 
 int h = users->OpenSearch();
 assert(h && "USERS::OpenSearch is always correct");
 
 
 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
 
 //5 seconds to thread stops itself

-struct timespec ts = {0, 200000000};

 for (int i = 0; i < 25 && !stopped; i++)
 for (int i = 0; i < 25 && !stopped; i++)

-    {
-    nanosleep(&ts, NULL);
-    }
+    std::this_thread::sleep_for(std::chrono::milliseconds(200));

 
 if (!stopped)
 
 if (!stopped)

+{
+    m_thread.detach();

     return -1;
     return -1;

+}
+
+m_thread.join();

 
 printfd(__FILE__, "TraffCounter::Stop()\n");
 
 return 0;
 }
 //-----------------------------------------------------------------------------
 
 printfd(__FILE__, "TraffCounter::Stop()\n");
 
 return 0;
 }
 //-----------------------------------------------------------------------------

-void * TraffCounterImpl::Run(void * data)
+void TraffCounterImpl::Run(std::stop_token token)

 {
 sigset_t signalSet;
 sigfillset(&signalSet);
 pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
 
 {
 sigset_t signalSet;
 sigfillset(&signalSet);
 pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
 

-TraffCounterImpl * tc = static_cast<TraffCounterImpl *>(data);
-tc->stopped = false;
+stopped = false;

 int c = 0;
 
 time_t touchTime = stgTime - MONITOR_TIME_DELAY_SEC;
 int c = 0;
 
 time_t touchTime = stgTime - MONITOR_TIME_DELAY_SEC;

-struct timespec ts = {0, 500000000};
-while (tc->running)
+while (!token.stop_requested())

     {
     {

-    nanosleep(&ts, 0);
-    if (!tc->running)
+    std::this_thread::sleep_for(std::chrono::milliseconds(500));
+    if (token.stop_requested())

         {
         {

-        tc->FlushAndRemove();
+        FlushAndRemove();

         break;
         }
 
         break;
         }
 

-    if (tc->monitoring && (touchTime + MONITOR_TIME_DELAY_SEC <= stgTime))
+    if (monitoring && (touchTime + MONITOR_TIME_DELAY_SEC <= stgTime))

         {
         {

-        std::string monFile(tc->monitorDir + "/traffcounter_r");
-        printfd(__FILE__, "Monitor=%d file TraffCounter %s\n", tc->monitoring, monFile.c_str());
+        std::string monFile(monitorDir + "/traffcounter_r");
+        printfd(__FILE__, "Monitor=%d file TraffCounter %s\n", monitoring, monFile.c_str());

         touchTime = stgTime;
         TouchFile(monFile);
         }
 
     if (++c % FLUSH_TIME == 0)
         touchTime = stgTime;
         TouchFile(monFile);
         }
 
     if (++c % FLUSH_TIME == 0)

-        tc->FlushAndRemove();
+        FlushAndRemove();

     }
 
     }
 

-tc->stopped = true;
-return NULL;
+stopped = true;

 }
 //-----------------------------------------------------------------------------
 void TraffCounterImpl::process(const RawPacket & rawPacket)
 {
 }
 //-----------------------------------------------------------------------------
 void TraffCounterImpl::process(const RawPacket & rawPacket)
 {

-if (!running)
-    return;
-

 if (monitoring && (touchTimeP + MONITOR_TIME_DELAY_SEC <= stgTime))
     {
     std::string monFile = monitorDir + "/traffcounter_p";
 if (monitoring && (touchTimeP + MONITOR_TIME_DELAY_SEC <= stgTime))
     {
     std::string monFile = monitorDir + "/traffcounter_p";


@@ -200,7 +187,7 @@ if (monitoring && (touchTimeP + MONITOR_TIME_DELAY_SEC <= stgTime))
     TouchFile(monFile);
     }
 
     TouchFile(monFile);
     }
 

-STG_LOCKER lock(&mutex);
+std::lock_guard<std::mutex> lock(m_mutex);

 
 //printfd(__FILE__, "TraffCounter::Process()\n");
 //TODO replace find with lower_bound.
 
 //printfd(__FILE__, "TraffCounter::Process()\n");
 //TODO replace find with lower_bound.


@@ -278,7 +265,7 @@ if (ed.userUPresent ||
 //-----------------------------------------------------------------------------
 void TraffCounterImpl::FlushAndRemove()
 {
 //-----------------------------------------------------------------------------
 void TraffCounterImpl::FlushAndRemove()
 {

-STG_LOCKER lock(&mutex);
+std::lock_guard<std::mutex> lock(m_mutex);

 
 Packets::size_type oldPacketsSize = packets.size();
 Index::size_type oldIp2packetsSize = ip2packets.size();
 
 Packets::size_type oldPacketsSize = packets.size();
 Index::size_type oldIp2packetsSize = ip2packets.size();


@@ -365,7 +352,7 @@ printfd(__FILE__, "AddUser: %s\n", user->GetLogin().c_str());
 uint32_t uip = user->GetCurrIP();
 std::pair<ip2p_iter, ip2p_iter> pi;
 
 uint32_t uip = user->GetCurrIP();
 std::pair<ip2p_iter, ip2p_iter> pi;
 

-STG_LOCKER lock(&mutex);
+std::lock_guard<std::mutex> lock(m_mutex);

 // Find all packets with IP belongs to this user
 pi = ip2packets.equal_range(uip);
 
 // Find all packets with IP belongs to this user
 pi = ip2packets.equal_range(uip);
 


@@ -402,7 +389,7 @@ void TraffCounterImpl::DelUser(uint32_t uip)
 printfd(__FILE__, "DelUser: %s \n", inet_ntostring(uip).c_str());
 std::pair<ip2p_iter, ip2p_iter> pi;
 
 printfd(__FILE__, "DelUser: %s \n", inet_ntostring(uip).c_str());
 std::pair<ip2p_iter, ip2p_iter> pi;
 

-STG_LOCKER lock(&mutex);
+std::lock_guard<std::mutex> lock(m_mutex);

 pi = ip2packets.equal_range(uip);
 
 while (pi.first != pi.second)
 pi = ip2packets.equal_range(uip);
 
 while (pi.first != pi.second)


@@ -450,47 +437,22 @@ while (pi.first != pi.second)
 ip2packets.erase(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)
 {
 }
 //-----------------------------------------------------------------------------
 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,
 }
 //-----------------------------------------------------------------------------
 void TraffCounterImpl::DeterminateDir(const RawPacket & packet,


@@ -703,7 +665,7 @@ return false;
 //-----------------------------------------------------------------------------
 int TraffCounterImpl::Reload()
 {
 //-----------------------------------------------------------------------------
 int TraffCounterImpl::Reload()
 {

-STG_LOCKER lock(&mutex);
+std::lock_guard<std::mutex> lock(m_mutex);

 
 if (ReadRules(true))
     {
 
 if (ReadRules(true))
     {


@@ -855,3 +817,21 @@ monitorDir = dir;
 monitoring = !monitorDir.empty();
 }
 //-----------------------------------------------------------------------------
 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); });
+}
+//-----------------------------------------------------------------------------