Debugging

inputs.json

@@ -6,15 +6,19 @@
         "startup_delay": 0,
         "max_attemps" : 1,
         "power_off": 0,
-        "power_on":10
+        "power_on":10,
+        "use_hint": true,
+        "data_size": 10
     },
     "on1":{
         "wake_interval": 5,
         "is_sender": true,
         "wake_duration": 5,
         "startup_delay": 0,
-        "max_attemps" : 1,
+        "max_attemps" : 2,
         "power_off": 0,
-        "power_on":10
+        "power_on":10,
+        "use_hint":true,
+        "data_size": 10
     }
 }

src/inputs.cc

@@ -14,8 +14,9 @@ Inputs::Inputs(std::string node_name){
     wake_interval=d[node_name.c_str()]["wake_interval"].GetDouble();
     startup_delay=d[node_name.c_str()]["startup_delay"].GetDouble();
     is_sender=d[node_name.c_str()]["is_sender"].GetBool();
+    use_hint=d[node_name.c_str()]["use_hint"].GetBool();
     max_attempts=d[node_name.c_str()]["max_attemps"].GetInt();
-
+    data_size=d[node_name.c_str()]["data_size"].GetInt();
 }
 
 void Inputs::GeneratePlatform(std::string p){

src/inputs.hpp

@@ -18,5 +18,7 @@ public:
     double wake_interval;
     double startup_delay;
     bool is_sender;
+    bool use_hint;
     int max_attempts;
+    int data_size;
 };

src/simulator.cc

@@ -15,10 +15,12 @@
 XBT_LOG_NEW_DEFAULT_CATEGORY(simulator, "[DAO]");
 
 typedef unsigned int u32;
-typedef struct{
+class Payload{
+    public:
+    Payload():hint(0),containsHint(false){}
     double hint;
-    bool isHint;
-} Payload;
+    bool containsHint;
+};
 
 /// @brief Observation unit code
 static void obs_node(std::vector<std::string> args);
@@ -36,8 +38,8 @@ int main(int argc, char **argv) {
     XBT_INFO("Sarting loosely coupled data dissemination experiments");
     XBT_INFO("-------------------------------------------------");
 
-    u32 nObsUnit=simgrid::s4u::Engine::get_instance()->get_host_count();
-    for(u32 i=0;i<nObsUnit;i++){
+    u32 nON=simgrid::s4u::Engine::get_instance()->get_host_count();
+    for(u32 i=0;i<nON;i++){
         std::vector<std::string> args;
         std::ostringstream ss;
         ss<< "on" <<i;
@@ -60,42 +62,63 @@ static void obs_node(std::vector<std::string> args) {
     simgrid::s4u::Mailbox *m = simgrid::s4u::Mailbox::by_name("medium");
     XBT_INFO("Deploying observation node %s",selfName.c_str());
 
+    // Init convenien variables
     double wake_interval=i.wake_interval;
     double wake_duration=i.wake_duration;
     double startup_delay=i.startup_delay;
     int max_attempts=i.max_attempts;
     bool isSender=i.is_sender;
+    bool useHint=i.use_hint;
+    bool isObserver=false;
+    u32 data_size=i.data_size;
 
     // Starting node
     u32 effectiveAttemps=0;
     double effective_wake_duration=wake_duration;
     double effective_wake_interval=wake_interval;
+    TURN_OFF();
     simgrid::s4u::this_actor::sleep_for(startup_delay);
-    Payload p;
     for(u32 i=0;i<max_attempts;i++){
+
+        // Sleeping
         XBT_INFO("%s is spleeping",selfName.c_str());
+        TURN_OFF();
         simgrid::s4u::this_actor::sleep_for(effective_wake_interval);
+        effective_wake_interval=wake_interval; // Restore wake interval
+        TURN_ON();
         XBT_INFO("%s wakes up",selfName.c_str());
 
+        // Wake up: try to send/receive
         try
         {
             if(isSender){
-                p.isHint=false;
-                p.hint=500;
-                m->put(&p,0,effective_wake_duration);
+                Payload *p=new Payload();
+                p->containsHint=true;
+                p->hint=5;
+                if(useHint){
+                    p->containsHint=i<(max_attempts-1); // Ensure that we will wake up again
+                    p->hint=wake_interval;
+                }
+                m->put(p,data_size,effective_wake_duration);
                 XBT_INFO("%s send data successfully",selfName.c_str());
-                effective_wake_interval=wake_interval;   
+                isObserver=true; // Do one send for now...
+                isSender=false;
             }
-            else {
-                Payload *p=m->get<Payload>(effective_wake_duration);
-                if(p->isHint){
+            else if (!isObserver){
+                Payload* p=m->get<Payload>(effective_wake_duration);
+                if(p->containsHint){
                     XBT_INFO("%s received and hint of %f",selfName.c_str(),p->hint);
                     effective_wake_interval=p->hint;
+                    i--; // Add new attempt
                 }
                 else{
-                    XBT_INFO("%s received data successfully",selfName.c_str());
+                    XBT_INFO("%s received data successfully and switch to forwarding mode",selfName.c_str());
+                    isSender=!isSender;
                 }
             }
+            else {
+                XBT_INFO("%s is observing is environment...",selfName.c_str());
+            }
         }
         catch (...)
         {