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first round of cleanups in the NS3 network
[simgrid.git] / src / surf / network_ns3.cpp
index 1de003d..5675e73 100644 (file)
@@ -1,52 +1,33 @@
-/* Copyright (c) 2007-2014. The SimGrid Team.
+/* Copyright (c) 2007-2015. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
-#include "network_ns3.hpp"
-#include "surf_private.h"
+#include "src/surf/network_ns3.hpp"
+#include "src/surf/surf_private.h"
+#include "src/surf/host_interface.hpp"
 #include "simgrid/sg_config.h"
+#include "src/surf/platform.hpp"
 
 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(ns3);
 
-extern xbt_lib_t host_lib;
-extern xbt_lib_t as_router_lib;
-
-extern xbt_dict_t dict_socket;
+int NS3_EXTENSION_ID;
 
 xbt_dynar_t IPV4addr;
 static double time_to_next_flow_completion = -1;
 
+extern xbt_dict_t dict_socket;
+
 /*************
  * Callbacks *
  *************/
 
-static void replace_bdw_ns3(char ** bdw)
-{
-  char *temp = xbt_strdup(*bdw);
-  xbt_free(*bdw);
-  *bdw = bprintf("%fBps",atof(temp));
-  xbt_free(temp);
-
-}
-
-static void replace_lat_ns3(char ** lat)
-{
-  char *temp = xbt_strdup(*lat);
-  xbt_free(*lat);
-  *lat = bprintf("%fs",atof(temp));
-  xbt_free(temp);
-}
-
-static void parse_ns3_add_host(sg_platf_host_cbarg_t host)
+static void simgrid_ns3_add_host(simgrid::s4u::Host& host)
 {
-  XBT_DEBUG("NS3_ADD_HOST '%s'",host->id);
-  xbt_lib_set(host_lib,
-              host->id,
-              NS3_HOST_LEVEL,
-              ns3_add_host(host->id)
-    );
+  const char* id = host.name().c_str();
+  XBT_DEBUG("NS3_ADD_HOST '%s'", id);
+  host.extension_set(NS3_EXTENSION_ID, ns3_add_host(id));
 }
 
 static void parse_ns3_add_link(sg_platf_link_cbarg_t link)
@@ -60,41 +41,32 @@ static void parse_ns3_add_link(sg_platf_link_cbarg_t link)
                                      link->bandwidth_trace,
                                      link->latency,
                                      link->latency_trace,
-                                     link->state,
+                                     link->initiallyOn,
                                      link->state_trace,
                                      link->policy,
                                      link->properties);
 }
 
-static void parse_ns3_add_router(sg_platf_router_cbarg_t router)
+static void simgrid_ns3_add_router(simgrid::surf::NetCard* router)
 {
-  XBT_DEBUG("NS3_ADD_ROUTER '%s'",router->id);
+  const char* router_id = router->getName();
+  XBT_DEBUG("NS3_ADD_ROUTER '%s'",router_id);
   xbt_lib_set(as_router_lib,
-              router->id,
+              router_id,
               NS3_ASR_LEVEL,
-              ns3_add_router(router->id)
+              ns3_add_router(router_id)
     );
 }
 
-static void parse_ns3_add_AS(sg_platf_AS_cbarg_t AS)
+static void parse_ns3_add_AS(simgrid::surf::As* as)
 {
-  XBT_DEBUG("NS3_ADD_AS '%s'",AS->id);
-  xbt_lib_set(as_router_lib,
-              AS->id,
-              NS3_ASR_LEVEL,
-              ns3_add_AS(AS->id)
-    );
+  const char* as_id = as->p_name;
+  XBT_DEBUG("NS3_ADD_AS '%s'", as_id);
+  xbt_lib_set(as_router_lib, as_id, NS3_ASR_LEVEL, ns3_add_AS(as_id) );
 }
 
 static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster)
 {
-  const char *cluster_prefix = cluster->prefix;
-  const char *cluster_suffix = cluster->suffix;
-  const char *cluster_radical = cluster->radical;
-  const char *cluster_bb_bw = bprintf("%f",cluster->bb_bw);
-  const char *cluster_bb_lat = bprintf("%f",cluster->bb_lat);
-  const char *cluster_bw = bprintf("%f",cluster->bw);
-  const char *cluster_lat = bprintf("%f",cluster->lat);
   const char *groups = NULL;
 
   int start, end, i;
@@ -106,7 +78,7 @@ static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster)
 
   char *router_id,*host_id;
 
-  radical_elements = xbt_str_split(cluster_radical, ",");
+  radical_elements = xbt_str_split(cluster->radical, ",");
   xbt_dynar_foreach(radical_elements, iter, groups) {
     radical_ends = xbt_str_split(groups, "-");
 
@@ -114,12 +86,9 @@ static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster)
     case 1:
       start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
       xbt_dynar_push_as(tab_elements_num, int, start);
-      router_id = bprintf("ns3_%s%d%s", cluster_prefix, start, cluster_suffix);
-      xbt_lib_set(host_lib,
-                  router_id,
-                  NS3_HOST_LEVEL,
-                  ns3_add_host_cluster(router_id)
-        );
+      router_id = bprintf("ns3_%s%d%s", cluster->prefix, start, cluster->suffix);
+      simgrid::s4u::Host::by_name_or_create(router_id)
+        ->extension_set(NS3_EXTENSION_ID, ns3_add_host_cluster(router_id));
       XBT_DEBUG("NS3_ADD_ROUTER '%s'",router_id);
       free(router_id);
       break;
@@ -129,12 +98,9 @@ static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster)
       end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
       for (i = start; i <= end; i++){
         xbt_dynar_push_as(tab_elements_num, int, i);
-        router_id = bprintf("ns3_%s%d%s", cluster_prefix, i, cluster_suffix);
-        xbt_lib_set(host_lib,
-                    router_id,
-                    NS3_HOST_LEVEL,
-                    ns3_add_host_cluster(router_id)
-          );
+        router_id = bprintf("ns3_%s%d%s", cluster->prefix, i, cluster->suffix);
+        simgrid::s4u::Host::by_name_or_create(router_id)
+          ->extension_set(NS3_EXTENSION_ID, ns3_add_host_cluster(router_id));
         XBT_DEBUG("NS3_ADD_ROUTER '%s'",router_id);
         free(router_id);
       }
@@ -148,19 +114,17 @@ static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster)
   //Create links
   unsigned int cpt;
   int elmts;
-  char * lat = xbt_strdup(cluster_lat);
-  char * bw =  xbt_strdup(cluster_bw);
-  replace_lat_ns3(&lat);
-  replace_bdw_ns3(&bw);
+  char * lat = bprintf("%fs", cluster->lat);
+  char * bw =  bprintf("%fBps", cluster->bw);
 
   xbt_dynar_foreach(tab_elements_num,cpt,elmts)
   {
-    host_id   = bprintf("%s%d%s", cluster_prefix, elmts, cluster_suffix);
-    router_id = bprintf("ns3_%s%d%s", cluster_prefix, elmts, cluster_suffix);
+    host_id   = bprintf("%s%d%s", cluster->prefix, elmts, cluster->suffix);
+    router_id = bprintf("ns3_%s%d%s", cluster->prefix, elmts, cluster->suffix);
     XBT_DEBUG("Create link from '%s' to '%s'",host_id,router_id);
 
-    ns3_nodes_t host_src = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(host_lib,host_id,  NS3_HOST_LEVEL));
-    ns3_nodes_t host_dst = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(host_lib,router_id,NS3_HOST_LEVEL));
+    ns3_nodes_t host_src = ns3_find_host(host_id);
+    ns3_nodes_t host_dst = ns3_find_host(router_id);
 
     if(host_src && host_dst){}
     else xbt_die("\tns3_add_link from %d to %d",host_src->node_num,host_dst->node_num);
@@ -172,14 +136,14 @@ static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster)
     free(router_id);
     free(host_id);
   }
+  xbt_free(lat);
+  xbt_free(bw);
   xbt_dynar_free(&tab_elements_num);
 
 
   //Create link backbone
-  lat = xbt_strdup(cluster_bb_lat);
-  bw =  xbt_strdup(cluster_bb_bw);
-  replace_lat_ns3(&lat);
-  replace_bdw_ns3(&bw);
+  lat = bprintf("%fs", cluster->bb_lat);
+  bw =  bprintf("%fBps", cluster->bb_bw);
   ns3_add_cluster(bw,lat,cluster->id);
   xbt_free(lat);
   xbt_free(bw);
@@ -198,32 +162,33 @@ static void create_ns3_topology(void)
     xbt_die("There is no routes!");
   XBT_DEBUG("Have get_onelink_routes, found %ld routes",onelink_routes->used);
   //save them in trace file
-  Onelink *onelink;
+  simgrid::surf::Onelink *onelink;
   unsigned int iter;
   xbt_dynar_foreach(onelink_routes, iter, onelink) {
     char *src = onelink->p_src->getName();
     char *dst = onelink->p_dst->getName();
-    NetworkNS3Link *link = static_cast<NetworkNS3Link *>(onelink->p_link);
+    simgrid::surf::NetworkNS3Link *link =
+      static_cast<simgrid::surf::NetworkNS3Link *>(onelink->p_link);
 
     if (strcmp(src,dst) && link->m_created){
       XBT_DEBUG("Route from '%s' to '%s' with link '%s'", src, dst, link->getName());
-      char * link_bdw = xbt_strdup(link->p_bdw);
-      char * link_lat = xbt_strdup(link->p_lat);
-      replace_lat_ns3(&link_lat);
-      replace_bdw_ns3(&link_bdw);
+      char * link_bdw = bprintf("%fBps", link->getBandwidth());
+      char * link_lat = bprintf("%fs", link->getLatency());
       link->m_created = 0;
 
       //   XBT_DEBUG("src (%s), dst (%s), src_id = %d, dst_id = %d",src,dst, src_id, dst_id);
       XBT_DEBUG("\tLink (%s) bdw:%s lat:%s", link->getName(), link_bdw, link_lat);
 
       //create link ns3
-      ns3_nodes_t host_src = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(host_lib,src,NS3_HOST_LEVEL));
-      if(!host_src) host_src = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(as_router_lib,src,NS3_ASR_LEVEL));
-      ns3_nodes_t host_dst = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(host_lib,dst,NS3_HOST_LEVEL));
-      if(!host_dst) host_dst = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(as_router_lib,dst,NS3_ASR_LEVEL));
+      ns3_nodes_t host_src = ns3_find_host(src);
+      if (!host_src)
+        host_src = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(as_router_lib,src,NS3_ASR_LEVEL));
+      ns3_nodes_t host_dst = ns3_find_host(dst);
+      if(!host_dst)
+        host_dst = static_cast<ns3_nodes_t>(xbt_lib_get_or_null(as_router_lib,dst,NS3_ASR_LEVEL));
 
-      if(host_src && host_dst){}
-      else xbt_die("\tns3_add_link from %d to %d",host_src->node_num,host_dst->node_num);
+      if (!host_src || !host_dst)
+          xbt_die("\tns3_add_link from %d to %d",host_src->node_num,host_dst->node_num);
 
       ns3_add_link(host_src->node_num,host_src->type,host_dst->node_num,host_dst->type,link_bdw,link_lat);
 
@@ -240,13 +205,13 @@ static void parse_ns3_end_platform(void)
 
 static void define_callbacks_ns3(void)
 {
-  sg_platf_host_add_cb (&parse_ns3_add_host);
-  sg_platf_router_add_cb (&parse_ns3_add_router);
-  sg_platf_link_add_cb (&parse_ns3_add_link);
-  sg_platf_cluster_add_cb (&parse_ns3_add_cluster);
-  sg_platf_AS_begin_add_cb (&parse_ns3_add_AS);
-  sg_platf_postparse_add_cb(&create_ns3_topology); //get_one_link_routes
-  sg_platf_postparse_add_cb(&parse_ns3_end_platform); //InitializeRoutes
+  simgrid::s4u::Host::onCreation.connect(simgrid_ns3_add_host);
+  simgrid::surf::netcardCreatedCallbacks.connect(simgrid_ns3_add_router);
+  simgrid::surf::on_link.connect (&parse_ns3_add_link);
+  simgrid::surf::on_cluster.connect (&parse_ns3_add_cluster);
+  simgrid::surf::asCreatedCallbacks.connect(parse_ns3_add_AS);
+  simgrid::surf::on_postparse.connect(&create_ns3_topology); //get_one_link_routes
+  simgrid::surf::on_postparse.connect(&parse_ns3_end_platform); //InitializeRoutes
 }
 
 /*********
@@ -254,7 +219,7 @@ static void define_callbacks_ns3(void)
  *********/
 static void free_ns3_link(void * elmts)
 {
-  delete static_cast<NetworkNS3Link*>(elmts);
+  delete static_cast<simgrid::surf::NetworkNS3Link*>(elmts);
 }
 
 static void free_ns3_host(void * elmts)
@@ -268,11 +233,14 @@ void surf_network_model_init_NS3()
   if (surf_network_model)
     return;
 
-  surf_network_model = new NetworkNS3Model();
+  surf_network_model = new simgrid::surf::NetworkNS3Model();
 
-  xbt_dynar_push(model_list, &surf_network_model);
+  xbt_dynar_push(all_existing_models, &surf_network_model);
 }
 
+namespace simgrid {
+namespace surf {
+
 NetworkNS3Model::NetworkNS3Model() : NetworkModel() {
   if (ns3_initialize(xbt_cfg_get_string(_sg_cfg_set, "ns3/TcpModel"))) {
     xbt_die("Impossible to initialize NS3 interface");
@@ -280,8 +248,8 @@ NetworkNS3Model::NetworkNS3Model() : NetworkModel() {
   routing_model_create(NULL);
   define_callbacks_ns3();
 
-  NS3_HOST_LEVEL = xbt_lib_add_level(host_lib,(void_f_pvoid_t)free_ns3_host);
-  NS3_ASR_LEVEL  = xbt_lib_add_level(as_router_lib,(void_f_pvoid_t)free_ns3_host);
+  NS3_EXTENSION_ID = simgrid::s4u::Host::extension_create(free_ns3_host);
+  NS3_ASR_LEVEL  = xbt_lib_add_level(as_router_lib, free_ns3_host);
 }
 
 NetworkNS3Model::~NetworkNS3Model() {
@@ -291,33 +259,34 @@ NetworkNS3Model::~NetworkNS3Model() {
 }
 
 Link* NetworkNS3Model::createLink(const char *name,
-                                        double bw_initial,
-                                        tmgr_trace_t bw_trace,
-                                        double lat_initial,
-                                        tmgr_trace_t lat_trace,
-                                        e_surf_resource_state_t state_initial,
-                                        tmgr_trace_t state_trace,
-                                        e_surf_link_sharing_policy_t policy,
-                                        xbt_dict_t properties){
+                                   double bw_initial,
+                                   tmgr_trace_t bw_trace,
+                                   double lat_initial,
+                                   tmgr_trace_t lat_trace,
+                                   int initiallyOn,
+                                   tmgr_trace_t state_trace,
+                                   e_surf_link_sharing_policy_t policy,
+                                   xbt_dict_t properties){
   if (bw_trace)
     XBT_INFO("The NS3 network model doesn't support bandwidth state traces");
   if (lat_trace)
     XBT_INFO("The NS3 network model doesn't support latency state traces");
   if (state_trace)
     XBT_INFO("The NS3 network model doesn't support link state traces");
-  return new NetworkNS3Link(this, name, properties, bw_initial, lat_initial);
+  Link* link = new NetworkNS3Link(this, name, properties, bw_initial, lat_initial);
+  Link::onCreation(link);
+  return link;
 }
 
-xbt_dynar_t NetworkNS3Model::getRoute(RoutingEdge *src, RoutingEdge *dst)
+xbt_dynar_t NetworkNS3Model::getRoute(NetCard *src, NetCard *dst)
 {
   xbt_dynar_t route = NULL;
-  routing_get_route_and_latency(src, dst, &route, NULL);
-  //routing_platf->getRouteAndLatency(src, dst, &route, NULL);
+  routing_platf->getRouteAndLatency(src, dst, &route, NULL);
   return route;
 }
 
-Action *NetworkNS3Model::communicate(RoutingEdge *src, RoutingEdge *dst,
-                                              double size, double rate)
+Action *NetworkNS3Model::communicate(NetCard *src, NetCard *dst,
+                                   double size, double rate)
 {
   XBT_DEBUG("Communicate from %s to %s", src->getName(), dst->getName());
   NetworkNS3Action *action = new NetworkNS3Action(this, size, 0);
@@ -327,7 +296,7 @@ Action *NetworkNS3Model::communicate(RoutingEdge *src, RoutingEdge *dst,
   action->m_lastSent = 0;
   action->p_srcElm = src;
   action->p_dstElm = dst;
-  surf_callback_emit(networkCommunicateCallbacks, action, src, dst, size, rate);
+  networkCommunicateCallbacks(action, src, dst, size, rate);
 
   return (surf_action_t) action;
 }
@@ -377,23 +346,23 @@ void NetworkNS3Model::updateActionsState(double now, double delta)
     action->setRemains(action->getCost() - ns3_get_socket_sent(data));
 
     if (TRACE_is_enabled() &&
-               action->getState() == SURF_ACTION_RUNNING){
-       double data_sent = ns3_get_socket_sent(data);
-       double data_delta_sent = data_sent - action->m_lastSent;
-
-       xbt_dynar_t route = NULL;
-
-       routing_get_route_and_latency (action->p_srcElm, action->p_dstElm, &route, NULL);
-       unsigned int i;
-       for (i = 0; i < xbt_dynar_length (route); i++){
-               NetworkNS3Link* link = ((NetworkNS3Link*)xbt_dynar_get_ptr(route, i));
-               TRACE_surf_link_set_utilization (link->getName(),
-                               action->getCategory(),
-                                       (data_delta_sent)/delta,
-                                       now-delta,
-                                       delta);
-       }
-       action->m_lastSent = data_sent;
+        action->getState() == SURF_ACTION_RUNNING){
+      double data_sent = ns3_get_socket_sent(data);
+      double data_delta_sent = data_sent - action->m_lastSent;
+
+      xbt_dynar_t route = NULL;
+
+      routing_platf->getRouteAndLatency (action->p_srcElm, action->p_dstElm, &route, NULL);
+      unsigned int i;
+      for (i = 0; i < xbt_dynar_length (route); i++){
+        NetworkNS3Link* link = ((NetworkNS3Link*)xbt_dynar_get_ptr(route, i));
+        TRACE_surf_link_set_utilization (link->getName(),
+            action->getCategory(),
+          (data_delta_sent)/delta,
+          now-delta,
+          delta);
+      }
+      action->m_lastSent = data_sent;
     }
 
     if(ns3_get_socket_is_finished(data) == 1){
@@ -420,19 +389,20 @@ void NetworkNS3Model::updateActionsState(double now, double delta)
  ************/
 
 NetworkNS3Link::NetworkNS3Link(NetworkNS3Model *model, const char *name, xbt_dict_t props,
-                                      double bw_initial, double lat_initial)
+                           double bw_initial, double lat_initial)
  : Link(model, name, props)
- , p_lat(bprintf("%f", lat_initial))
- , p_bdw(bprintf("%f", bw_initial))
  , m_created(1)
 {
+  p_speed.scale = 1.0;
+  p_speed.peak = bw_initial;
+  m_latCurrent = lat_initial;
 }
 
 NetworkNS3Link::~NetworkNS3Link()
 {
 }
 
-void NetworkNS3Link::updateState(tmgr_trace_event_t event_type, double value, double date)
+void NetworkNS3Link::updateState(tmgr_trace_iterator_t event_type, double value, double date)
 {
 
 }
@@ -471,11 +441,14 @@ int NetworkNS3Action::unref()
 {
   m_refcount--;
   if (!m_refcount) {
-       if (actionHook::is_linked())
-         p_stateSet->erase(p_stateSet->iterator_to(*this));
+  if (action_hook.is_linked())
+    p_stateSet->erase(p_stateSet->iterator_to(*this));
     XBT_DEBUG ("Removing action %p", this);
-       delete this;
+  delete this;
     return 1;
   }
   return 0;
 }
+
+}
+}