static double ns3_share_resources(double min);
static void ns3_update_actions_state(double now, double delta);
static void finalize(void);
-static surf_action_t communicate(const char *src_name,
+static surf_action_t ns3_communicate(const char *src_name,
const char *dst_name, double size, double rate);
static void action_suspend(surf_action_t action);
static void action_resume(surf_action_t action);
}
#endif
+#ifdef HAVE_TRACING
+static void ns3_action_set_category(surf_action_t action, const char *category)
+{
+ action->category = xbt_strdup (category);
+}
+#endif
+
void surf_network_model_init_NS3(const char *filename)
{
if (surf_network_model)
surf_network_model->resume = action_resume;
surf_network_model->is_suspended = action_is_suspended;
surf_network_model->action_unref = action_unref;
- surf_network_model->extension.network.communicate = communicate;
+ surf_network_model->extension.network.communicate = ns3_communicate;
+
+#ifdef HAVE_TRACING
+ surf_network_model->set_category = ns3_action_set_category;
+#endif
/* Added the initialization for NS3 interface */
- if (ns3_initialize()) {
+
+ if (ns3_initialize(xbt_cfg_get_string(_surf_cfg_set,"ns3/TcpModel"))) {
xbt_die("Impossible to initialize NS3 interface");
}
surf_network_model->states.running_action_set;
//get the first relevant value from the running_actions list
- if (!xbt_swag_size(running_actions))
- return -1.0;
-
- ns3_simulator(min);
- time_to_next_flow_completion = ns3_time() - surf_get_clock();
-
-// XBT_INFO("min : %f",min);
-// XBT_INFO("ns3 time : %f",ns3_time());
-// XBT_INFO("surf time : %f",surf_get_clock());
+ if (!xbt_swag_size(running_actions) || min == 0.0)
+ return -1.0;
+ else
+ do {
+ ns3_simulator(min);
+ time_to_next_flow_completion = ns3_time() - surf_get_clock();
+ } while(time_to_next_flow_completion==0.0);
+
+ XBT_DEBUG("min : %f",min);
+ XBT_DEBUG("ns3 time : %f",ns3_time());
+ XBT_DEBUG("surf time : %f",surf_get_clock());
+ XBT_DEBUG("Next completion %f :",time_to_next_flow_completion);
- xbt_assert(time_to_next_flow_completion,
- "Time to next flow completion not initialized!\n");
-
- XBT_DEBUG("ns3_share_resources return %f",time_to_next_flow_completion);
return time_to_next_flow_completion;
}
char *key;
void *data;
- surf_action_t action = NULL;
+ surf_action_network_ns3_t action = NULL;
xbt_swag_t running_actions =
surf_network_model->states.running_action_set;
return;
xbt_dict_foreach(dict_socket,cursor,key,data){
- action = (surf_action_t)ns3_get_socket_action(data);
- action->remains = ns3_get_socket_remains(data);
- if(ns3_get_socket_is_finished(data) == 1){
- action->finish = now;
- surf_action_state_set(action, SURF_ACTION_DONE);
- }
+ action = (surf_action_network_ns3_t)ns3_get_socket_action(data);
+ action->generic_action.remains = action->generic_action.cost - ns3_get_socket_sent(data);
+
+#ifdef HAVE_TRACING
+ if (TRACE_is_enabled() &&
+ surf_action_state_get(&(action->generic_action)) == SURF_ACTION_RUNNING){
+ double data_sent = ns3_get_socket_sent(data);
+ double data_delta_sent = data_sent - action->last_sent;
+
+ xbt_dynar_t route = global_routing->get_route(action->src_name, action->dst_name);
+ unsigned int i;
+ for (i = 0; i < xbt_dynar_length (route); i++){
+ surf_ns3_link_t *link = ((surf_ns3_link_t*)xbt_dynar_get_ptr (route, i));
+ TRACE_surf_link_set_utilization ((*link)->generic_resource.name,
+ action->generic_action.data,
+ (surf_action_t) action,
+ (data_delta_sent)/delta,
+ now-delta,
+ delta);
+ }
+ action->last_sent = data_sent;
+ }
+#endif
+
+ if(ns3_get_socket_is_finished(data) == 1){
+ action->generic_action.finish = now;
+ surf_action_state_set(&(action->generic_action), SURF_ACTION_DONE);
+ }
}
return;
}
/* Max durations are not supported */
-static surf_action_t communicate(const char *src_name,
+static surf_action_t ns3_communicate(const char *src_name,
const char *dst_name, double size, double rate)
{
- surf_action_t action = NULL;
+ surf_action_network_ns3_t action = NULL;
XBT_DEBUG("Communicate from %s to %s",src_name,dst_name);
- action = surf_action_new(sizeof(s_surf_action_t), size, surf_network_model, 0);
+ action = surf_action_new(sizeof(s_surf_action_network_ns3_t), size, surf_network_model, 0);
ns3_create_flow(src_name, dst_name, surf_get_clock(), size, action);
+#ifdef HAVE_TRACING
+ action->last_sent = 0;
+ action->src_name = xbt_strdup (src_name);
+ action->dst_name = xbt_strdup (dst_name);
+#endif
+
return (surf_action_t) action;
}
action->refcount--;
if (!action->refcount) {
xbt_swag_remove(action, action->state_set);
+
+#ifdef HAVE_TRACING
+ xbt_free(((surf_action_network_ns3_t)action)->src_name);
+ xbt_free(((surf_action_network_ns3_t)action)->dst_name);
+ if (action->category)
+ xbt_free(action->category);
+#endif
+
surf_action_free(&action);
return 1;
}
