SKALE-4586 Added Thread Pool

VERSION

-1.78.0
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+1.83.0
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zmq_src/Agent.cpp

@@ -24,17 +24,14 @@
 
 #include "Agent.h"
 
-void Agent::notifyAllConditionVariables() {
-    messageCond.notify_all();
-    queueCond.notify_all();
-}
 
 Agent::Agent() : startedWorkers(false) {};
 
 void Agent::waitOnGlobalStartBarrier() {
-    unique_lock<mutex> mlock(queueMutex);
+    unique_lock<mutex> lock(startMutex);
     while (!startedWorkers) {
-        queueCond.wait(mlock);
+        // wait until notified to start running
+        startCond.wait(lock);
     }
 }
 
@@ -49,7 +46,7 @@ void Agent::releaseWorkers() {
         return;
     }
 
-    lock_guard<mutex> lock(queueMutex);
+    lock_guard<mutex> lock(startMutex);
 
-    queueCond.notify_all();
+    startCond.notify_all();
 }

zmq_src/Agent.h

@@ -38,8 +38,8 @@ protected:
     mutex messageMutex;
     condition_variable messageCond;
 
-    condition_variable queueCond;
-    mutex queueMutex;
+    condition_variable startCond;
+    mutex startMutex;
 
     recursive_mutex m;
 
@@ -48,8 +48,6 @@ public:
 
     Agent();
 
-    void notifyAllConditionVariables();
-
     virtual ~Agent();
 
     void releaseWorkers();

zmq_src/ZMQServer.cpp

@@ -260,11 +260,12 @@ void ZMQServer::doOneServerLoop() {
     }
 }
 
-
 void ZMQServer::workerThreadMessageProcessLoop(ZMQServer* _agent ) {
     CHECK_STATE(_agent);
     _agent->waitOnGlobalStartBarrier();
+    // do work forever until told to exit
     while (!isExitRequested) {
-        sleep(100);
+        sleep(1000);
+        cerr << "WORKER LOOP" << endl;
     }
 }
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