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make s4u::Engine::pimpl private at the price of a static_cast deep below
[simgrid.git] / src / surf / sg_platf.cpp
index da184ba..e7374e5 100644 (file)
@@ -3,30 +3,27 @@
 /* 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 "simgrid/kernel/routing/ClusterZone.hpp"
+#include "simgrid/kernel/routing/DijkstraZone.hpp"
+#include "simgrid/kernel/routing/DragonflyZone.hpp"
+#include "simgrid/kernel/routing/EmptyZone.hpp"
+#include "simgrid/kernel/routing/FatTreeZone.hpp"
+#include "simgrid/kernel/routing/FloydZone.hpp"
+#include "simgrid/kernel/routing/FullZone.hpp"
+#include "simgrid/kernel/routing/NetPoint.hpp"
+#include "simgrid/kernel/routing/NetZoneImpl.hpp"
+#include "simgrid/kernel/routing/TorusZone.hpp"
+#include "simgrid/kernel/routing/VivaldiZone.hpp"
 #include "simgrid/s4u/Engine.hpp"
-#include "simgrid/s4u/Storage.hpp"
-
+#include "src/include/simgrid/sg_config.hpp"
 #include "src/kernel/EngineImpl.hpp"
+#include "src/simix/smx_host_private.hpp"
 #include "src/simix/smx_private.hpp"
-
-#include "src/include/simgrid/sg_config.h"
-
 #include "src/surf/HostImpl.hpp"
-#include "src/surf/cpu_interface.hpp"
-#include "src/surf/network_interface.hpp"
-
-#include "src/kernel/routing/ClusterZone.hpp"
-#include "src/kernel/routing/DijkstraZone.hpp"
-#include "src/kernel/routing/DragonflyZone.hpp"
-#include "src/kernel/routing/EmptyZone.hpp"
-#include "src/kernel/routing/FatTreeZone.hpp"
-#include "src/kernel/routing/FloydZone.hpp"
-#include "src/kernel/routing/FullZone.hpp"
-#include "src/kernel/routing/NetPoint.hpp"
-#include "src/kernel/routing/NetZoneImpl.hpp"
-#include "src/kernel/routing/TorusZone.hpp"
-#include "src/kernel/routing/VivaldiZone.hpp"
+#include "src/surf/xml/platf_private.hpp"
+
 #include <string>
+
 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
 
 XBT_PRIVATE std::map<std::string, simgrid::surf::StorageImpl*> mount_list;
@@ -35,7 +32,7 @@ XBT_PRIVATE std::vector<std::string> known_storages;
 namespace simgrid {
 namespace surf {
 
-simgrid::xbt::signal<void(ClusterCreationArgs*)> on_cluster;
+simgrid::xbt::signal<void(kernel::routing::ClusterCreationArgs*)> on_cluster;
 }
 }
 
@@ -51,13 +48,14 @@ static simgrid::kernel::routing::NetZoneImpl* routing_get_current()
 
 /** Module management function: creates all internal data structures */
 void sg_platf_init()
-{ /* Do nothing: just for symmetry of user code */
+{
+  simgrid::s4u::on_platform_created.connect(check_disk_attachment);
 }
 
 /** Module management function: frees all internal data structures */
 void sg_platf_exit() {
   simgrid::surf::on_cluster.disconnectSlots();
-  simgrid::s4u::onPlatformCreated.disconnectSlots();
+  simgrid::s4u::on_platform_created.disconnectSlots();
 
   /* make sure that we will reinit the models while loading the platf once reinited */
   surf_parse_models_setup_already_called = 0;
@@ -65,7 +63,7 @@ void sg_platf_exit() {
 }
 
 /** @brief Add an host to the current AS */
-void sg_platf_new_host(sg_platf_host_cbarg_t args)
+void sg_platf_new_host(simgrid::kernel::routing::HostCreationArgs* args)
 {
   std::map<std::string, std::string> props;
   if (args->properties) {
@@ -75,7 +73,7 @@ void sg_platf_new_host(sg_platf_host_cbarg_t args)
   }
 
   simgrid::s4u::Host* host =
-      routing_get_current()->createHost(args->id, &args->speed_per_pstate, args->core_amount, &props);
+      routing_get_current()->create_host(args->id, &args->speed_per_pstate, args->core_amount, &props);
 
   host->pimpl_->storage_ = mount_list;
   mount_list.clear();
@@ -84,7 +82,7 @@ void sg_platf_new_host(sg_platf_host_cbarg_t args)
   if (args->state_trace)
     host->pimpl_cpu->setStateTrace(args->state_trace);
   if (args->speed_trace)
-    host->pimpl_cpu->setSpeedTrace(args->speed_trace);
+    host->pimpl_cpu->set_speed_trace(args->speed_trace);
   if (args->pstate != 0)
     host->pimpl_cpu->setPState(args->pstate);
   if (args->coord && strcmp(args->coord, ""))
@@ -98,7 +96,7 @@ simgrid::kernel::routing::NetPoint* sg_platf_new_router(std::string name, const
 
   if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
     current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
-  xbt_assert(nullptr == simgrid::s4u::Engine::getInstance()->getNetpointByNameOrNull(name),
+  xbt_assert(nullptr == simgrid::s4u::Engine::get_instance()->netpoint_by_name_or_null(name),
              "Refusing to create a router named '%s': this name already describes a node.", name.c_str());
 
   simgrid::kernel::routing::NetPoint* netpoint =
@@ -112,18 +110,18 @@ simgrid::kernel::routing::NetPoint* sg_platf_new_router(std::string name, const
   return netpoint;
 }
 
-void sg_platf_new_link(LinkCreationArgs* link)
+void sg_platf_new_link(simgrid::kernel::routing::LinkCreationArgs* link)
 {
   std::vector<std::string> names;
 
-  if (link->policy == SURF_LINK_SPLITDUPLEX) {
+  if (link->policy == simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX) {
     names.push_back(link->id+ "_UP");
     names.push_back(link->id+ "_DOWN");
   } else {
     names.push_back(link->id);
   }
   for (auto const& link_name : names) {
-    simgrid::surf::LinkImpl* l =
+    simgrid::kernel::resource::LinkImpl* l =
         surf_network_model->createLink(link_name, link->bandwidth, link->latency, link->policy);
 
     if (link->properties) {
@@ -141,7 +139,7 @@ void sg_platf_new_link(LinkCreationArgs* link)
   delete link->properties;
 }
 
-void sg_platf_new_cluster(ClusterCreationArgs* cluster)
+void sg_platf_new_cluster(simgrid::kernel::routing::ClusterCreationArgs* cluster)
 {
   using simgrid::kernel::routing::ClusterZone;
   using simgrid::kernel::routing::DragonflyZone;
@@ -151,16 +149,16 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
   int rankId=0;
 
   // What an inventive way of initializing the AS that I have as ancestor :-(
-  ZoneCreationArgs zone;
+  simgrid::kernel::routing::ZoneCreationArgs zone;
   zone.id = cluster->id;
   switch (cluster->topology) {
-    case ClusterTopology::TORUS:
+    case simgrid::kernel::routing::ClusterTopology::TORUS:
       zone.routing = A_surfxml_AS_routing_ClusterTorus;
       break;
-    case ClusterTopology::DRAGONFLY:
+    case simgrid::kernel::routing::ClusterTopology::DRAGONFLY:
       zone.routing = A_surfxml_AS_routing_ClusterDragonfly;
       break;
-    case ClusterTopology::FAT_TREE:
+    case simgrid::kernel::routing::ClusterTopology::FAT_TREE:
       zone.routing = A_surfxml_AS_routing_ClusterFatTree;
       break;
     default:
@@ -172,13 +170,13 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
   current_as->parse_specific_arguments(cluster);
 
   if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
-    current_as->linkCountPerNode_++;
-    current_as->hasLoopback_ = true;
+    current_as->num_links_per_node_++;
+    current_as->has_loopback_ = true;
   }
 
   if(cluster->limiter_link > 0){
-    current_as->linkCountPerNode_++;
-    current_as->hasLimiter_ = true;
+    current_as->num_links_per_node_++;
+    current_as->has_limiter_ = true;
   }
 
   for (int const& i : *cluster->radicals) {
@@ -187,7 +185,7 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
 
     XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id.c_str(), cluster->speeds.front());
 
-    s_sg_platf_host_cbarg_t host;
+    simgrid::kernel::routing::HostCreationArgs host;
     host.id = host_id.c_str();
     if ((cluster->properties != nullptr) && (not cluster->properties->empty())) {
       host.properties = new std::map<std::string, std::string>;
@@ -212,23 +210,23 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
     // other columns are to store one or more link for the node
 
     //add a loopback link
-    simgrid::surf::LinkImpl* linkUp   = nullptr;
-    simgrid::surf::LinkImpl* linkDown = nullptr;
+    simgrid::kernel::resource::LinkImpl* linkUp   = nullptr;
+    simgrid::kernel::resource::LinkImpl* linkDown = nullptr;
     if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
       std::string tmp_link = link_id + "_loopback";
       XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->loopback_bw);
 
-      LinkCreationArgs link;
+      simgrid::kernel::routing::LinkCreationArgs link;
       link.id        = tmp_link;
       link.bandwidth = cluster->loopback_bw;
       link.latency   = cluster->loopback_lat;
-      link.policy    = SURF_LINK_FATPIPE;
+      link.policy    = simgrid::s4u::Link::SharingPolicy::FATPIPE;
       sg_platf_new_link(&link);
-      linkUp   = simgrid::surf::LinkImpl::byName(tmp_link);
-      linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
+      linkUp   = simgrid::kernel::resource::LinkImpl::byName(tmp_link);
+      linkDown = simgrid::kernel::resource::LinkImpl::byName(tmp_link);
 
       auto* as_cluster = static_cast<ClusterZone*>(current_as);
-      as_cluster->privateLinks_.insert({as_cluster->nodePosition(rankId), {linkUp, linkDown}});
+      as_cluster->private_links_.insert({as_cluster->node_pos(rankId), {linkUp, linkDown}});
     }
 
     //add a limiter link (shared link to account for maximal bandwidth of the node)
@@ -238,22 +236,22 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
       std::string tmp_link = std::string(link_id) + "_limiter";
       XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->limiter_link);
 
-      LinkCreationArgs link;
+      simgrid::kernel::routing::LinkCreationArgs link;
       link.id        = tmp_link;
       link.bandwidth = cluster->limiter_link;
       link.latency = 0;
-      link.policy = SURF_LINK_SHARED;
+      link.policy    = simgrid::s4u::Link::SharingPolicy::SHARED;
       sg_platf_new_link(&link);
-      linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
+      linkDown = simgrid::kernel::resource::LinkImpl::byName(tmp_link);
       linkUp   = linkDown;
-      current_as->privateLinks_.insert({current_as->nodePositionWithLoopback(rankId), {linkUp, linkDown}});
+      current_as->private_links_.insert({current_as->node_pos_with_loopback(rankId), {linkUp, linkDown}});
     }
 
     //call the cluster function that adds the others links
-    if (cluster->topology == ClusterTopology::FAT_TREE) {
-      static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
+    if (cluster->topology == simgrid::kernel::routing::ClusterTopology::FAT_TREE) {
+      static_cast<FatTreeZone*>(current_as)->add_processing_node(i);
     } else {
-      current_as->create_links_for_node(cluster, i, rankId, current_as->nodePositionWithLimiter(rankId));
+      current_as->create_links_for_node(cluster, i, rankId, current_as->node_pos_with_loopback_limiter(rankId));
     }
     rankId++;
   }
@@ -272,7 +270,7 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
   //Make the backbone
   if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
 
-    LinkCreationArgs link;
+    simgrid::kernel::routing::LinkCreationArgs link;
     link.id        = std::string(cluster->id)+ "_backbone";
     link.bandwidth = cluster->bb_bw;
     link.latency   = cluster->bb_lat;
@@ -281,7 +279,7 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
     XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
     sg_platf_new_link(&link);
 
-    routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id));
+    routing_cluster_add_backbone(simgrid::kernel::resource::LinkImpl::byName(link.id));
   }
 
   XBT_DEBUG("</AS>");
@@ -291,37 +289,37 @@ void sg_platf_new_cluster(ClusterCreationArgs* cluster)
   delete cluster->radicals;
 }
 
-void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
+void routing_cluster_add_backbone(simgrid::kernel::resource::LinkImpl* bb)
 {
   simgrid::kernel::routing::ClusterZone* cluster =
       dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
 
   xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
-  xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->getCname());
+  xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->get_cname());
 
   cluster->backbone_ = bb;
-  XBT_DEBUG("Add a backbone to AS '%s'", current_routing->getCname());
+  XBT_DEBUG("Add a backbone to AS '%s'", current_routing->get_cname());
 }
 
-void sg_platf_new_cabinet(CabinetCreationArgs* cabinet)
+void sg_platf_new_cabinet(simgrid::kernel::routing::CabinetCreationArgs* cabinet)
 {
   for (int const& radical : *cabinet->radicals) {
     std::string hostname = cabinet->prefix + std::to_string(radical) + cabinet->suffix;
-    s_sg_platf_host_cbarg_t host;
+    simgrid::kernel::routing::HostCreationArgs host;
     host.pstate           = 0;
     host.core_amount      = 1;
     host.id               = hostname.c_str();
     host.speed_per_pstate.push_back(cabinet->speed);
     sg_platf_new_host(&host);
 
-    LinkCreationArgs link;
-    link.policy    = SURF_LINK_SPLITDUPLEX;
+    simgrid::kernel::routing::LinkCreationArgs link;
+    link.policy    = simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX;
     link.latency   = cabinet->lat;
     link.bandwidth = cabinet->bw;
     link.id        = "link_" + hostname;
     sg_platf_new_link(&link);
 
-    HostLinkCreationArgs host_link;
+    simgrid::kernel::routing::HostLinkCreationArgs host_link;
     host_link.id        = hostname;
     host_link.link_up   = std::string("link_") + hostname + "_UP";
     host_link.link_down = std::string("link_") + hostname + "_DOWN";
@@ -330,7 +328,7 @@ void sg_platf_new_cabinet(CabinetCreationArgs* cabinet)
   delete cabinet->radicals;
 }
 
-void sg_platf_new_storage(StorageCreationArgs* storage)
+void sg_platf_new_storage(simgrid::kernel::routing::StorageCreationArgs* storage)
 {
   xbt_assert(std::find(known_storages.begin(), known_storages.end(), storage->id) == known_storages.end(),
              "Refusing to add a second storage named \"%s\"", storage->id.c_str());
@@ -370,7 +368,7 @@ void sg_platf_new_storage(StorageCreationArgs* storage)
   }
 }
 
-void sg_platf_new_storage_type(StorageTypeCreationArgs* storage_type)
+void sg_platf_new_storage_type(simgrid::kernel::routing::StorageTypeCreationArgs* storage_type)
 {
   xbt_assert(storage_types.find(storage_type->id) == storage_types.end(),
              "Reading a storage type, processing unit \"%s\" already exists", storage_type->id.c_str());
@@ -385,7 +383,7 @@ void sg_platf_new_storage_type(StorageTypeCreationArgs* storage_type)
   storage_types[storage_type->id] = stype;
 }
 
-void sg_platf_new_mount(MountCreationArgs* mount)
+void sg_platf_new_mount(simgrid::kernel::routing::MountCreationArgs* mount)
 {
   xbt_assert(std::find(known_storages.begin(), known_storages.end(), mount->storageId) != known_storages.end(),
              "Cannot mount non-existent disk \"%s\"", mount->storageId.c_str());
@@ -394,22 +392,22 @@ void sg_platf_new_mount(MountCreationArgs* mount)
 
   if (mount_list.empty())
     XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
-  mount_list.insert({mount->name, simgrid::s4u::Engine::getInstance()->storageByName(mount->storageId)->getImpl()});
+  mount_list.insert({mount->name, simgrid::s4u::Engine::get_instance()->storage_by_name(mount->storageId)->getImpl()});
 }
 
-void sg_platf_new_route(RouteCreationArgs* route)
+void sg_platf_new_route(simgrid::kernel::routing::RouteCreationArgs* route)
 {
-  routing_get_current()->addRoute(route->src, route->dst, route->gw_src, route->gw_dst, route->link_list,
-                                  route->symmetrical);
+  routing_get_current()->add_route(route->src, route->dst, route->gw_src, route->gw_dst, route->link_list,
+                                   route->symmetrical);
 }
 
-void sg_platf_new_bypassRoute(RouteCreationArgs* bypassRoute)
+void sg_platf_new_bypassRoute(simgrid::kernel::routing::RouteCreationArgs* bypassRoute)
 {
-  routing_get_current()->addBypassRoute(bypassRoute->src, bypassRoute->dst, bypassRoute->gw_src, bypassRoute->gw_dst,
-                                        bypassRoute->link_list, bypassRoute->symmetrical);
+  routing_get_current()->add_bypass_route(bypassRoute->src, bypassRoute->dst, bypassRoute->gw_src, bypassRoute->gw_dst,
+                                          bypassRoute->link_list, bypassRoute->symmetrical);
 }
 
-void sg_platf_new_actor(ActorCreationArgs* actor)
+void sg_platf_new_actor(simgrid::kernel::routing::ActorCreationArgs* actor)
 {
   sg_host_t host = sg_host_by_name(actor->host);
   if (not host) {
@@ -417,10 +415,10 @@ void sg_platf_new_actor(ActorCreationArgs* actor)
     std::string msg = std::string("Cannot create actor '") + actor->function + "': host '" + actor->host +
                       "' does not exist\nExisting hosts: '";
 
-    std::vector<simgrid::s4u::Host*> list = simgrid::s4u::Engine::getInstance()->getAllHosts();
+    std::vector<simgrid::s4u::Host*> list = simgrid::s4u::Engine::get_instance()->get_all_hosts();
 
     for (auto const& host : list) {
-      msg += host->getName();
+      msg += host->get_name();
       msg += "', '";
       if (msg.length() > 1024) {
         msg.pop_back(); // remove trailing quote
@@ -435,22 +433,22 @@ void sg_platf_new_actor(ActorCreationArgs* actor)
 
   double start_time = actor->start_time;
   double kill_time  = actor->kill_time;
-  bool auto_restart = actor->on_failure != ActorOnFailure::DIE;
+  bool auto_restart = actor->on_failure != simgrid::kernel::routing::ActorOnFailure::DIE;
 
   std::string actor_name     = actor->args[0];
   std::function<void()> code = factory(std::move(actor->args));
   std::shared_ptr<std::map<std::string, std::string>> properties(actor->properties);
 
-  simgrid::simix::ProcessArg* arg =
-      new simgrid::simix::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
+  simgrid::kernel::actor::ProcessArg* arg =
+      new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
 
   host->extension<simgrid::simix::Host>()->boot_processes.push_back(arg);
 
   if (start_time > SIMIX_get_clock()) {
 
-    arg = new simgrid::simix::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
+    arg = new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
 
-    XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->getCname(), start_time);
+    XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->get_cname(), start_time);
     SIMIX_timer_set(start_time, [arg, auto_restart]() {
       smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(arg->code), arg->data,
                                                                 arg->host, arg->properties.get(), nullptr);
@@ -461,7 +459,7 @@ void sg_platf_new_actor(ActorCreationArgs* actor)
       delete arg;
     });
   } else {                      // start_time <= SIMIX_get_clock()
-    XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->getCname());
+    XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->get_cname());
 
     smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(code), nullptr, host,
                                                               arg->properties.get(), nullptr);
@@ -476,14 +474,14 @@ void sg_platf_new_actor(ActorCreationArgs* actor)
   }
 }
 
-void sg_platf_new_peer(PeerCreationArgs* peer)
+void sg_platf_new_peer(simgrid::kernel::routing::PeerCreationArgs* peer)
 {
   simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
   xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
 
   std::vector<double> speedPerPstate;
   speedPerPstate.push_back(peer->speed);
-  simgrid::s4u::Host* host = as->createHost(peer->id.c_str(), &speedPerPstate, 1, nullptr);
+  simgrid::s4u::Host* host = as->create_host(peer->id.c_str(), &speedPerPstate, 1, nullptr);
 
   as->setPeerLink(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
 
@@ -491,28 +489,22 @@ void sg_platf_new_peer(PeerCreationArgs* peer)
   if (peer->state_trace)
     host->pimpl_cpu->setStateTrace(peer->state_trace);
   if (peer->speed_trace)
-    host->pimpl_cpu->setSpeedTrace(peer->speed_trace);
-}
-
-void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
-
-void sg_platf_end() {
-  simgrid::s4u::onPlatformCreated();
+    host->pimpl_cpu->set_speed_trace(peer->speed_trace);
 }
 
 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
 static void surf_config_models_setup()
 {
-  std::string host_model_name    = xbt_cfg_get_string("host/model");
-  std::string network_model_name = xbt_cfg_get_string("network/model");
-  std::string cpu_model_name     = xbt_cfg_get_string("cpu/model");
-  std::string storage_model_name = xbt_cfg_get_string("storage/model");
+  std::string host_model_name    = simgrid::config::get_value<std::string>("host/model");
+  std::string network_model_name = simgrid::config::get_value<std::string>("network/model");
+  std::string cpu_model_name     = simgrid::config::get_value<std::string>("cpu/model");
+  std::string storage_model_name = simgrid::config::get_value<std::string>("storage/model");
 
   /* The compound host model is needed when using non-default net/cpu models */
-  if ((not xbt_cfg_is_default_value("network/model") || not xbt_cfg_is_default_value("cpu/model")) &&
-      xbt_cfg_is_default_value("host/model")) {
+  if ((not simgrid::config::is_default("network/model") || not simgrid::config::is_default("cpu/model")) &&
+      simgrid::config::is_default("host/model")) {
     host_model_name = "compound";
-    xbt_cfg_set_string("host/model", host_model_name.c_str());
+    simgrid::config::set_value("host/model", host_model_name);
   }
 
   XBT_DEBUG("host model: %s", host_model_name.c_str());
@@ -549,9 +541,11 @@ static void surf_config_models_setup()
  *
  * @param zone the parameters defining the Zone to build.
  */
-simgrid::s4u::NetZone* sg_platf_new_Zone_begin(ZoneCreationArgs* zone)
+simgrid::s4u::NetZone* sg_platf_new_Zone_begin(simgrid::kernel::routing::ZoneCreationArgs* zone)
 {
   if (not surf_parse_models_setup_already_called) {
+    simgrid::s4u::on_platform_creation();
+
     /* Initialize the surf models. That must be done after we got all config, and before we need the models.
      * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
      *
@@ -605,10 +599,7 @@ simgrid::s4u::NetZone* sg_platf_new_Zone_begin(ZoneCreationArgs* zone)
   }
 
   if (current_routing == nullptr) { /* it is the first one */
-    xbt_assert(simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ == nullptr,
-               "All defined components must belong to a networking zone.");
-    simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ = new_zone;
-
+    simgrid::s4u::Engine::get_instance()->set_netzone_root(new_zone);
   } else {
     /* set the father behavior */
     if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
@@ -619,7 +610,6 @@ simgrid::s4u::NetZone* sg_platf_new_Zone_begin(ZoneCreationArgs* zone)
 
   /* set the new current component of the tree */
   current_routing = new_zone;
-
   simgrid::s4u::NetZone::onCreation(*new_zone); // notify the signal
 
   return new_zone;
@@ -640,29 +630,29 @@ void sg_platf_new_Zone_seal()
 }
 
 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
-void sg_platf_new_hostlink(HostLinkCreationArgs* hostlink)
+void sg_platf_new_hostlink(simgrid::kernel::routing::HostLinkCreationArgs* hostlink)
 {
   simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id.c_str())->pimpl_netpoint;
   xbt_assert(netpoint, "Host '%s' not found!", hostlink->id.c_str());
   xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
              "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
 
-  simgrid::surf::LinkImpl* linkUp   = simgrid::surf::LinkImpl::byName(hostlink->link_up);
-  simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
+  simgrid::kernel::resource::LinkImpl* linkUp   = simgrid::kernel::resource::LinkImpl::byName(hostlink->link_up);
+  simgrid::kernel::resource::LinkImpl* linkDown = simgrid::kernel::resource::LinkImpl::byName(hostlink->link_down);
 
   xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up.c_str());
   xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down.c_str());
 
   auto* as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
 
-  if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
+  if (as_cluster->private_links_.find(netpoint->id()) != as_cluster->private_links_.end())
     surf_parse_error(std::string("Host_link for '") + hostlink->id.c_str() + "' is already defined!");
 
-  XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->getCname(), netpoint->id());
-  as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
+  XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->get_cname(), netpoint->id());
+  as_cluster->private_links_.insert({netpoint->id(), {linkUp, linkDown}});
 }
 
-void sg_platf_new_trace(TraceCreationArgs* trace)
+void sg_platf_new_trace(simgrid::kernel::routing::TraceCreationArgs* trace)
 {
   tmgr_trace_t tmgr_trace;
   if (not trace->file.empty()) {