Logo AND Algorithmique Numérique Distribuée

Public GIT Repository
I comment all the calls to used_routing, in order to use global routing.
[simgrid.git] / src / surf / workstation.c
index 7e6c39d..b104f00 100644 (file)
-/*     $Id$     */
-
-/* Copyright (c) 2004 Arnaud Legrand. All rights reserved.                  */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. 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 "xbt/ex.h"
 #include "xbt/dict.h"
-#include "gras_config.h"
-#include "workstation_private.h"
-#include "cpu_private.h"
-#include "network_private.h"
+#include "portable.h"
+#include "surf_private.h"
+
+typedef struct workstation_CLM03 {
+  s_surf_resource_t generic_resource;   /* Must remain first to add this to a trace */
+  void *cpu;
+  int id;
+} s_workstation_CLM03_t, *workstation_CLM03_t;
+
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_workstation, surf,
+                                "Logging specific to the SURF workstation module");
 
-surf_workstation_model_t surf_workstation_model = NULL;
-xbt_dict_t workstation_set = NULL;
-static xbt_dict_t parallel_task_network_link_set = NULL;
+surf_model_t surf_workstation_model = NULL;
 
 static workstation_CLM03_t workstation_new(const char *name,
-                                          void *cpu, void *card)
+                                           void *cpu, int id)
 {
   workstation_CLM03_t workstation = xbt_new0(s_workstation_CLM03_t, 1);
 
-  workstation->model = (surf_model_t) surf_workstation_model;
-  workstation->name = xbt_strdup(name);
+  workstation->generic_resource.model = surf_workstation_model;
+  workstation->generic_resource.name = xbt_strdup(name);
   workstation->cpu = cpu;
-  workstation->network_card = card;
+  workstation->id = id;
 
-  return workstation;
-}
+  xbt_dict_set(surf_model_resource_set(surf_workstation_model), name,
+               workstation, surf_resource_free);
 
-static void workstation_free(void *workstation)
-{
-  free(((workstation_CLM03_t) workstation)->name);
-  free(workstation);
+  return workstation;
 }
 
-static void create_workstations(void)
+void create_workstations(void)
 {
   xbt_dict_cursor_t cursor = NULL;
   char *name = NULL;
   void *cpu = NULL;
-  void *nw_card = NULL;
 
-  xbt_dict_foreach(cpu_set, cursor, name, cpu) {
-    nw_card = xbt_dict_get_or_null(network_card_set, name);
-    xbt_assert1(nw_card, "No corresponding card found for %s", name);
+  xbt_dict_foreach(surf_model_resource_set(surf_cpu_model), cursor, name, cpu) {
+    int *id = NULL;
+// COMMENTED BY DAVID
+//     if (used_routing && used_routing->host_id)
+//       id = xbt_dict_get_or_null(used_routing->host_id,name);
 
-    xbt_dict_set(workstation_set, name,
-                workstation_new(name, cpu, nw_card), workstation_free);
+    workstation_new(name, cpu, id ? *id : 0);
   }
 }
 
-static void *name_service(const char *name)
+static int ws_resource_used(void *resource_id)
 {
-  return xbt_dict_get_or_null(workstation_set, name);
+  THROW_IMPOSSIBLE;             /* This model does not implement parallel tasks */
 }
 
-static const char *get_resource_name(void *resource_id)
+static void ws_parallel_action_cancel(surf_action_t action)
 {
-  return ((workstation_CLM03_t) resource_id)->name;
+  THROW_UNIMPLEMENTED;          /* This model does not implement parallel tasks */
 }
 
-static int resource_used(void *resource_id)
+static int ws_parallel_action_free(surf_action_t action)
 {
-  xbt_assert0(0,
-             "Workstation is a virtual model. I should not be there!");
-  return 0;
+  THROW_UNIMPLEMENTED;          /* This model does not implement parallel tasks */
 }
 
-static int parallel_action_free(surf_action_t action)
+static int ws_action_unref(surf_action_t action)
 {
-  action->using--;
-  if (!action->using) {
-    xbt_swag_remove(action, action->state_set);
-    if (((surf_action_parallel_task_CSL05_t) action)->variable)
-      lmm_variable_free(maxmin_system,
-                       ((surf_action_parallel_task_CSL05_t) action)->
-                       variable);
-    free(action);
-    return 1;
-  }
-  return 0;
-}
-
-static void parallel_action_use(surf_action_t action)
-{
-  action->using++;
-}
-
-static int action_free(surf_action_t action)
-{
-  if (action->model_type == (surf_model_t) surf_network_model)
-    return surf_network_model->common_public->action_free(action);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    return surf_cpu_model->common_public->action_free(action);
-  else if (action->model_type ==
-          (surf_model_t) surf_workstation_model)
-    return parallel_action_free(action);
+  if (action->model_type == surf_network_model)
+    return surf_network_model->action_unref(action);
+  else if (action->model_type == surf_cpu_model)
+    return surf_cpu_model->action_unref(action);
+  else if (action->model_type == surf_workstation_model)
+    return ws_parallel_action_free(action);
   else
     DIE_IMPOSSIBLE;
   return 0;
 }
 
-static void action_use(surf_action_t action)
+static void ws_action_cancel(surf_action_t action)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    surf_network_model->common_public->action_use(action);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    surf_cpu_model->common_public->action_use(action);
-  else if (action->model_type ==
-          (surf_model_t) surf_workstation_model)
-    parallel_action_use(action);
+  if (action->model_type == surf_network_model)
+    surf_network_model->action_cancel(action);
+  else if (action->model_type == surf_cpu_model)
+    surf_cpu_model->action_cancel(action);
+  else if (action->model_type == surf_workstation_model)
+    ws_parallel_action_cancel(action);
   else
     DIE_IMPOSSIBLE;
   return;
 }
 
-static void action_cancel(surf_action_t action)
+static void ws_action_state_set(surf_action_t action,
+                                e_surf_action_state_t state)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    surf_network_model->common_public->action_cancel(action);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    surf_cpu_model->common_public->action_cancel(action);
-  else if (action->model_type ==
-          (surf_model_t) surf_workstation_model)
-    parallel_action_use(action);
+  if (action->model_type == surf_network_model)
+    surf_network_model->action_state_set(action, state);
+  else if (action->model_type == surf_cpu_model)
+    surf_cpu_model->action_state_set(action, state);
+  else if (action->model_type == surf_workstation_model)
+    surf_action_state_set(action, state);
   else
     DIE_IMPOSSIBLE;
   return;
 }
 
-static void action_recycle(surf_action_t action)
+static double ws_share_resources(double now)
 {
-  DIE_IMPOSSIBLE;
-  return;
+  return -1.0;
 }
 
-static void action_change_state(surf_action_t action,
-                               e_surf_action_state_t state)
+static void ws_update_actions_state(double now, double delta)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    surf_network_model->common_public->action_change_state(action,
-                                                             state);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    surf_cpu_model->common_public->action_change_state(action, state);
-  else if (action->model_type ==
-          (surf_model_t) surf_workstation_model)
-    surf_action_change_state(action, state);
-  else
-    DIE_IMPOSSIBLE;
   return;
 }
 
-static double share_resources(double now)
-{
-  s_surf_action_parallel_task_CSL05_t action;
-  return generic_maxmin_share_resources(surf_workstation_model->
-                                       common_public->states.
-                                       running_action_set,
-                                       xbt_swag_offset(action, variable));
-}
-
-static void update_actions_state(double now, double delta)
-{
-  surf_action_parallel_task_CSL05_t action = NULL;
-  surf_action_parallel_task_CSL05_t next_action = NULL;
-  xbt_swag_t running_actions =
-      surf_workstation_model->common_public->states.running_action_set;
-  /* FIXME: unused
-     xbt_swag_t failed_actions =
-     surf_workstation_model->common_public->states.failed_action_set;
-   */
-
-  xbt_swag_foreach_safe(action, next_action, running_actions) {
-    double_update(&(action->generic_action.remains),
-                 lmm_variable_getvalue(action->variable) * delta);
-    if (action->generic_action.max_duration != NO_MAX_DURATION)
-      double_update(&(action->generic_action.max_duration), delta);
-    if ((action->generic_action.remains <= 0) &&
-       (lmm_get_variable_weight(action->variable) > 0)) {
-      action->generic_action.finish = surf_get_clock();
-      action_change_state((surf_action_t) action, SURF_ACTION_DONE);
-    } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
-              (action->generic_action.max_duration <= 0)) {
-      action->generic_action.finish = surf_get_clock();
-      action_change_state((surf_action_t) action, SURF_ACTION_DONE);
-    } else {                   /* Need to check that none of the model has failed */
-      lmm_constraint_t cnst = NULL;
-      int i = 0;
-      surf_model_t model = NULL;
-
-      while ((cnst =
-             lmm_get_cnst_from_var(maxmin_system, action->variable,
-                                   i++))) {
-       model = (surf_model_t) lmm_constraint_id(cnst);
-       if (model == (surf_model_t) surf_cpu_model) {
-         cpu_Cas01_t cpu = lmm_constraint_id(cnst);
-         if (cpu->state_current == SURF_CPU_OFF) {
-           action->generic_action.finish = surf_get_clock();
-           action_change_state((surf_action_t) action,
-                               SURF_ACTION_FAILED);
-           break;
-         }
-       } else if (model == (surf_model_t) surf_network_model) {
-         network_link_CM02_t nw_link = lmm_constraint_id(cnst);
-
-         if (nw_link->state_current == SURF_NETWORK_LINK_OFF) {
-           action->generic_action.finish = surf_get_clock();
-           action_change_state((surf_action_t) action,
-                               SURF_ACTION_FAILED);
-           break;
-         }
-       }
-      }
-    }
-  }
-
-  return;
-}
-
-static void update_resource_state(void *id,
-                                 tmgr_trace_event_t event_type,
-                                 double value)
+static void ws_update_resource_state(void *id,
+                                  tmgr_trace_event_t event_type,
+                                  double value, double date)
 {
-  return;
+  THROW_IMPOSSIBLE;             /* This model does not implement parallel tasks */
 }
 
-static surf_action_t execute(void *workstation, double size)
+static surf_action_t ws_execute(void *workstation, double size)
 {
-  return surf_cpu_model->extension_public->
-      execute(((workstation_CLM03_t) workstation)->cpu, size);
+  return surf_cpu_model->extension.cpu.
+    execute(((workstation_CLM03_t) workstation)->cpu, size);
 }
 
-static surf_action_t action_sleep(void *workstation, double duration)
+static surf_action_t ws_action_sleep(void *workstation, double duration)
 {
-  return surf_cpu_model->extension_public->
-      sleep(((workstation_CLM03_t) workstation)->cpu, duration);
+  return surf_cpu_model->extension.cpu.
+    sleep(((workstation_CLM03_t) workstation)->cpu, duration);
 }
 
-static void action_suspend(surf_action_t action)
+static void ws_action_suspend(surf_action_t action)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    surf_network_model->common_public->suspend(action);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    surf_cpu_model->common_public->suspend(action);
+  if (action->model_type == surf_network_model)
+    surf_network_model->suspend(action);
+  else if (action->model_type == surf_cpu_model)
+    surf_cpu_model->suspend(action);
   else
     DIE_IMPOSSIBLE;
 }
 
-static void action_resume(surf_action_t action)
+static void ws_action_resume(surf_action_t action)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    surf_network_model->common_public->resume(action);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    surf_cpu_model->common_public->resume(action);
+  if (action->model_type == surf_network_model)
+    surf_network_model->resume(action);
+  else if (action->model_type == surf_cpu_model)
+    surf_cpu_model->resume(action);
   else
     DIE_IMPOSSIBLE;
 }
 
-static int action_is_suspended(surf_action_t action)
+static int ws_action_is_suspended(surf_action_t action)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    return surf_network_model->common_public->is_suspended(action);
-  if (action->model_type == (surf_model_t) surf_cpu_model)
-    return surf_cpu_model->common_public->is_suspended(action);
+  if (action->model_type == surf_network_model)
+    return surf_network_model->is_suspended(action);
+  if (action->model_type == surf_cpu_model)
+    return surf_cpu_model->is_suspended(action);
   DIE_IMPOSSIBLE;
 }
 
-static void action_set_max_duration(surf_action_t action, double duration)
+static void ws_action_set_max_duration(surf_action_t action, double duration)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    surf_network_model->common_public->set_max_duration(action,
-                                                          duration);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    surf_cpu_model->common_public->set_max_duration(action, duration);
+  if (action->model_type == surf_network_model)
+    surf_network_model->set_max_duration(action, duration);
+  else if (action->model_type == surf_cpu_model)
+    surf_cpu_model->set_max_duration(action, duration);
   else
     DIE_IMPOSSIBLE;
 }
 
-static void action_set_priority(surf_action_t action, double priority)
+static void ws_action_set_priority(surf_action_t action, double priority)
 {
-  if (action->model_type == (surf_model_t) surf_network_model)
-    surf_network_model->common_public->set_priority(action, priority);
-  else if (action->model_type == (surf_model_t) surf_cpu_model)
-    surf_cpu_model->common_public->set_priority(action, priority);
+  if (action->model_type == surf_network_model)
+    surf_network_model->set_priority(action, priority);
+  else if (action->model_type == surf_cpu_model)
+    surf_cpu_model->set_priority(action, priority);
   else
     DIE_IMPOSSIBLE;
 }
 
-static surf_action_t communicate(void *workstation_src,
-                                void *workstation_dst, double size,
-                                double rate)
+static int ws_get_latency_limited(surf_action_t action)
 {
-  return surf_network_model->extension_public->
-      communicate(((workstation_CLM03_t) workstation_src)->network_card,
-                 ((workstation_CLM03_t) workstation_dst)->network_card,
-                 size, rate);
+  if (action->model_type == surf_network_model)
+    return surf_network_model->get_latency_limited(action);
+  INFO0("You tried to ask if a non network action is limited by latency, aborting...");
+  DIE_IMPOSSIBLE;
 }
 
-static e_surf_cpu_state_t get_state(void *workstation)
+static double ws_action_get_remains(surf_action_t action)
 {
-  return surf_cpu_model->extension_public->
-      get_state(((workstation_CLM03_t) workstation)->cpu);
+  if (action->model_type == surf_network_model)
+    return surf_network_model->get_remains(action);
+  if (action->model_type == surf_cpu_model)
+    return surf_cpu_model->get_remains(action);
+  DIE_IMPOSSIBLE;
 }
 
-static double get_speed(void *workstation, double load)
+static surf_action_t ws_communicate(void *workstation_src,
+                                 void *workstation_dst, double size,
+                                 double rate)
 {
-  return surf_cpu_model->extension_public->
-      get_speed(((workstation_CLM03_t) workstation)->cpu, load);
+  workstation_CLM03_t src = (workstation_CLM03_t) workstation_src;
+  workstation_CLM03_t dst = (workstation_CLM03_t) workstation_dst;
+  return surf_network_model->extension.network.
+    communicate(surf_resource_name(src->cpu), surf_resource_name(dst->cpu),
+                src->id, dst->id, size, rate);
 }
 
-static double get_available_speed(void *workstation)
+static e_surf_resource_state_t ws_get_state(void *workstation)
 {
-  return surf_cpu_model->extension_public->
-      get_available_speed(((workstation_CLM03_t) workstation)->cpu);
+  return surf_cpu_model->extension.cpu.
+    get_state(((workstation_CLM03_t) workstation)->cpu);
 }
 
-static surf_action_t execute_parallel_task_bogus(int workstation_nb,
-                                                void **workstation_list,
-                                                double
-                                                *computation_amount,
-                                                double
-                                                *communication_amount,
-                                                double amount,
-                                                double rate)
+static double ws_get_speed(void *workstation, double load)
 {
-  xbt_assert0(0, "This model does not implement parallel tasks");
+  return surf_cpu_model->extension.cpu.
+    get_speed(((workstation_CLM03_t) workstation)->cpu, load);
 }
 
-static surf_action_t execute_parallel_task(int workstation_nb,
-                                          void **workstation_list,
-                                          double *computation_amount,
-                                          double *communication_amount,
-                                          double amount, double rate)
+static double ws_get_available_speed(void *workstation)
 {
-  surf_action_parallel_task_CSL05_t action = NULL;
-  int i, j, k;
-  int nb_link = 0;
-  int nb_host = 0;
-
-  if (parallel_task_network_link_set == NULL) {
-    parallel_task_network_link_set =
-       xbt_dict_new_ext(workstation_nb * workstation_nb * 10);
-  }
-
-  /* Compute the number of affected models... */
-  for (i = 0; i < workstation_nb; i++) {
-    for (j = 0; j < workstation_nb; j++) {
-      network_card_CM02_t card_src =
-         ((workstation_CLM03_t *) workstation_list)[i]->network_card;
-      network_card_CM02_t card_dst =
-         ((workstation_CLM03_t *) workstation_list)[j]->network_card;
-      int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
-      network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
-
-      if (communication_amount[i * workstation_nb + j] > 0)
-       for (k = 0; k < route_size; k++) {
-         xbt_dict_set(parallel_task_network_link_set, route[k]->name,
-                      route[k], NULL);
-       }
-    }
-  }
-
-  nb_link = xbt_dict_length(parallel_task_network_link_set);
-  xbt_dict_reset(parallel_task_network_link_set);
-
-  for (i = 0; i < workstation_nb; i++)
-    if (computation_amount[i] > 0)
-      nb_host++;
-
-  if (nb_link + workstation_nb == 0)
-    return NULL;
-
-  action = xbt_new0(s_surf_action_parallel_task_CSL05_t, 1);
-  action->generic_action.using = 1;
-  action->generic_action.cost = amount;
-  action->generic_action.remains = amount;
-  action->generic_action.max_duration = NO_MAX_DURATION;
-  action->generic_action.start = surf_get_clock();
-  action->generic_action.finish = -1.0;
-  action->generic_action.model_type =
-      (surf_model_t) surf_workstation_model;
-  action->suspended = 0;       /* Should be useless because of the
-                                  calloc but it seems to help valgrind... */
-  action->generic_action.state_set =
-      surf_workstation_model->common_public->states.running_action_set;
-
-  xbt_swag_insert(action, action->generic_action.state_set);
-  action->rate = rate;
-
-  if (action->rate > 0)
-    action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
-                                       nb_host + nb_link);
-  else
-    action->variable =
-       lmm_variable_new(maxmin_system, action, 1.0, action->rate,
-                        nb_host + nb_link);
-
-  for (i = 0; i < workstation_nb; i++)
-    if (computation_amount[i] > 0)
-      lmm_expand(maxmin_system,
-                ((cpu_Cas01_t)
-                 ((workstation_CLM03_t) workstation_list[i])->cpu)->
-                constraint, action->variable, computation_amount[i]);
-
-  for (i = 0; i < workstation_nb; i++) {
-    for (j = 0; j < workstation_nb; j++) {
-      network_card_CM02_t card_src =
-         ((workstation_CLM03_t *) workstation_list)[i]->network_card;
-      network_card_CM02_t card_dst =
-         ((workstation_CLM03_t *) workstation_list)[j]->network_card;
-      int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
-      network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
-
-      for (k = 0; k < route_size; k++) {
-       if (communication_amount[i * workstation_nb + j] > 0) {
-         lmm_expand_add(maxmin_system, route[k]->constraint,
-                        action->variable,
-                        communication_amount[i * workstation_nb + j]);
-       }
-      }
-    }
-  }
+  return surf_cpu_model->extension.cpu.
+    get_available_speed(((workstation_CLM03_t)
+                         workstation)->cpu);
+}
 
-  return (surf_action_t) action;
+static surf_action_t ws_execute_parallel_task(int workstation_nb,
+                                           void **workstation_list,
+                                           double *computation_amount,
+                                           double *communication_amount,
+                                           double amount, double rate)
+{
+  THROW_UNIMPLEMENTED;          /* This model does not implement parallel tasks */
 }
 
+
 /* returns an array of network_link_CM02_t */
-static const void **get_route(void *src, void *dst)
+static xbt_dynar_t ws_get_route(void *src, void *dst)
 {
   workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
   workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
-  return surf_network_model->extension_public->
-      get_route(workstation_src->network_card,
-               workstation_dst->network_card);
+  return surf_network_model->extension.network.get_route(workstation_src->id,
+                                                         workstation_dst->id);
 }
 
-static int get_route_size(void *src, void *dst)
+static double ws_get_link_bandwidth(const void *link)
 {
-  workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
-  workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
-  return surf_network_model->extension_public->
-      get_route_size(workstation_src->network_card,
-                    workstation_dst->network_card);
+  return surf_network_model->extension.network.get_link_bandwidth(link);
 }
 
-static const char *get_link_name(const void *link)
+static double ws_get_link_latency(const void *link)
 {
-  return surf_network_model->extension_public->get_link_name(link);
+  return surf_network_model->extension.network.get_link_latency(link);
 }
 
-static double get_link_bandwidth(const void *link)
+static int ws_link_shared(const void *link)
 {
-  return surf_network_model->extension_public->get_link_bandwidth(link);
+  return surf_network_model->extension.network.get_link_latency(link);
 }
 
-static double get_link_latency(const void *link)
+static void ws_finalize(void)
 {
-  return surf_network_model->extension_public->get_link_latency(link);
+  surf_model_exit(surf_workstation_model);
+  surf_workstation_model = NULL;
 }
 
-static void finalize(void)
+static xbt_dict_t ws_get_properties(const void *ws)
 {
-  xbt_dict_free(&workstation_set);
-  xbt_swag_free(surf_workstation_model->common_public->states.
-               ready_action_set);
-  xbt_swag_free(surf_workstation_model->common_public->states.
-               running_action_set);
-  xbt_swag_free(surf_workstation_model->common_public->states.
-               failed_action_set);
-  xbt_swag_free(surf_workstation_model->common_public->states.
-               done_action_set);
-
-  free(surf_workstation_model->common_public);
-  free(surf_workstation_model->common_private);
-  free(surf_workstation_model->extension_public);
-
-  free(surf_workstation_model);
-  surf_workstation_model = NULL;
+  return surf_resource_properties(((workstation_CLM03_t) ws)->cpu);
 }
 
 static void surf_workstation_model_init_internal(void)
 {
-  s_surf_action_t action;
-
-  surf_workstation_model = xbt_new0(s_surf_workstation_model_t, 1);
-
-  surf_workstation_model->common_private =
-      xbt_new0(s_surf_model_private_t, 1);
-  surf_workstation_model->common_public =
-      xbt_new0(s_surf_model_public_t, 1);
-/*   surf_workstation_model->extension_private = xbt_new0(s_surf_workstation_model_extension_private_t,1); */
-  surf_workstation_model->extension_public =
-      xbt_new0(s_surf_workstation_model_extension_public_t, 1);
-
-  surf_workstation_model->common_public->states.ready_action_set =
-      xbt_swag_new(xbt_swag_offset(action, state_hookup));
-  surf_workstation_model->common_public->states.running_action_set =
-      xbt_swag_new(xbt_swag_offset(action, state_hookup));
-  surf_workstation_model->common_public->states.failed_action_set =
-      xbt_swag_new(xbt_swag_offset(action, state_hookup));
-  surf_workstation_model->common_public->states.done_action_set =
-      xbt_swag_new(xbt_swag_offset(action, state_hookup));
-
-  surf_workstation_model->common_public->name_service = name_service;
-  surf_workstation_model->common_public->get_resource_name =
-      get_resource_name;
-  surf_workstation_model->common_public->action_get_state =
-      surf_action_get_state;
-  surf_workstation_model->common_public->action_get_start_time =
-      surf_action_get_start_time;
-  surf_workstation_model->common_public->action_get_finish_time =
-      surf_action_get_finish_time;
-  surf_workstation_model->common_public->action_free = action_free;
-  surf_workstation_model->common_public->action_use = action_use;
-  surf_workstation_model->common_public->action_cancel = action_cancel;
-  surf_workstation_model->common_public->action_recycle =
-      action_recycle;
-  surf_workstation_model->common_public->action_change_state =
-      action_change_state;
-  surf_workstation_model->common_public->action_set_data =
-      surf_action_set_data;
-  surf_workstation_model->common_public->name = "Workstation";
-
-  surf_workstation_model->common_private->resource_used = resource_used;
-  surf_workstation_model->common_private->share_resources =
-      share_resources;
-  surf_workstation_model->common_private->update_actions_state =
-      update_actions_state;
-  surf_workstation_model->common_private->update_resource_state =
-      update_resource_state;
-  surf_workstation_model->common_private->finalize = finalize;
-
-  surf_workstation_model->common_public->suspend = action_suspend;
-  surf_workstation_model->common_public->resume = action_resume;
-  surf_workstation_model->common_public->is_suspended =
-      action_is_suspended;
-  surf_workstation_model->common_public->set_max_duration =
-      action_set_max_duration;
-  surf_workstation_model->common_public->set_priority =
-      action_set_priority;
-
-  surf_workstation_model->extension_public->execute = execute;
-  surf_workstation_model->extension_public->sleep = action_sleep;
-  surf_workstation_model->extension_public->get_state = get_state;
-  surf_workstation_model->extension_public->get_speed = get_speed;
-  surf_workstation_model->extension_public->get_available_speed =
-      get_available_speed;
-  surf_workstation_model->extension_public->communicate = communicate;
-  surf_workstation_model->extension_public->execute_parallel_task =
-      execute_parallel_task_bogus;
-  surf_workstation_model->extension_public->get_route = get_route;
-  surf_workstation_model->extension_public->get_route_size =
-      get_route_size;
-  surf_workstation_model->extension_public->get_link_name =
-      get_link_name;
-  surf_workstation_model->extension_public->get_link_bandwidth =
-      get_link_bandwidth;
-  surf_workstation_model->extension_public->get_link_latency =
-      get_link_latency;
-  workstation_set = xbt_dict_new();
-
-  xbt_assert0(maxmin_system, "surf_init has to be called first!");
+  surf_workstation_model = surf_model_init();
+
+  surf_workstation_model->name = "Workstation";
+  surf_workstation_model->action_unref = ws_action_unref;
+  surf_workstation_model->action_cancel = ws_action_cancel;
+  surf_workstation_model->action_state_set = ws_action_state_set;
+
+  surf_workstation_model->model_private->resource_used = ws_resource_used;
+  surf_workstation_model->model_private->share_resources = ws_share_resources;
+  surf_workstation_model->model_private->update_actions_state =
+    ws_update_actions_state;
+  surf_workstation_model->model_private->update_resource_state =
+    ws_update_resource_state;
+  surf_workstation_model->model_private->finalize = ws_finalize;
+
+  surf_workstation_model->suspend = ws_action_suspend;
+  surf_workstation_model->resume = ws_action_resume;
+  surf_workstation_model->is_suspended = ws_action_is_suspended;
+  surf_workstation_model->set_max_duration = ws_action_set_max_duration;
+  surf_workstation_model->set_priority = ws_action_set_priority;
+  surf_workstation_model->get_remains = ws_action_get_remains;
+  surf_workstation_model->get_latency_limited = ws_get_latency_limited;
+
+  surf_workstation_model->extension.workstation.execute = ws_execute;
+  surf_workstation_model->extension.workstation.sleep = ws_action_sleep;
+  surf_workstation_model->extension.workstation.get_state = ws_get_state;
+  surf_workstation_model->extension.workstation.get_speed = ws_get_speed;
+  surf_workstation_model->extension.workstation.get_available_speed =
+    ws_get_available_speed;
+
+  surf_workstation_model->extension.workstation.communicate = ws_communicate;
+  surf_workstation_model->extension.workstation.get_route = ws_get_route;
+  surf_workstation_model->extension.workstation.execute_parallel_task =
+    ws_execute_parallel_task;
+  surf_workstation_model->extension.workstation.get_link_bandwidth =
+    ws_get_link_bandwidth;
+  surf_workstation_model->extension.workstation.get_link_latency =
+    ws_get_link_latency;
+  surf_workstation_model->extension.workstation.link_shared = ws_link_shared;
+  surf_workstation_model->extension.workstation.get_properties =
+    ws_get_properties;
+
 }
 
 /********************************************************************/
@@ -578,13 +337,10 @@ static void surf_workstation_model_init_internal(void)
 void surf_workstation_model_init_CLM03(const char *filename)
 {
   surf_workstation_model_init_internal();
-  surf_cpu_model_init_Cas01(filename);
-  surf_network_model_init_CM02(filename);
-  create_workstations();
+  surf_cpu_model_init_Cas01_im(filename);
+  surf_network_model_init_LegrandVelho(filename);
   update_model_description(surf_workstation_model_description,
-                             surf_workstation_model_description_size,
-                             "CLM03",
-                             (surf_model_t) surf_workstation_model);
+                           "CLM03", surf_workstation_model);
   xbt_dynar_push(model_list, &surf_workstation_model);
 }
 
@@ -594,12 +350,9 @@ void surf_workstation_model_init_compound(const char *filename)
   xbt_assert0(surf_cpu_model, "No CPU model defined yet!");
   xbt_assert0(surf_network_model, "No network model defined yet!");
   surf_workstation_model_init_internal();
-  create_workstations();
 
   update_model_description(surf_workstation_model_description,
-                             surf_workstation_model_description_size,
-                             "compound",
-                             (surf_model_t) surf_workstation_model);
+                           "compound", surf_workstation_model);
 
   xbt_dynar_push(model_list, &surf_workstation_model);
 }