src/surf/workstation_KCCFLN05.c

   1 /*      $Id$     */
   2
   3 /* Copyright (c) 2005 Arnaud Legrand. All rights reserved.                  */
   4
   5 /* This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the license (GNU LGPL) which comes with this package. */
   7
   8 #include "xbt/ex.h"
   9 #include "xbt/dict.h"
  10 #include "surf_private.h"
  11
  12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_workstation, surf,
  13                                 "Logging specific to the SURF workstation module (KCCFLN05)");
  14 XBT_LOG_EXTERNAL_CATEGORY(surf_parse);
  15
  16 typedef enum {
  17   SURF_WORKSTATION_RESOURCE_CPU,
  18   SURF_WORKSTATION_RESOURCE_LINK,
  19 } e_surf_workstation_model_type_t;
  20
  21
  22 /**************************************/
  23 /********* router object **************/
  24 /**************************************/
  25 typedef struct router_KCCFLN05 {
  26   char *name;
  27   unsigned int id;
  28 } s_router_KCCFLN05_t, *router_KCCFLN05_t;
  29
  30
  31 /**************************************/
  32 /********* cpu object *****************/
  33 /**************************************/
  34 typedef struct cpu_KCCFLN05 {
  35   surf_model_t model;                   /* Do not move this field: must match model_obj_t */
  36   xbt_dict_t properties;                /* Do not move this field: must match link_KCCFLN05_t */
  37   e_surf_workstation_model_type_t type; /* Do not move this field: must match link_KCCFLN05_t */
  38   char *name;                           /* Do not move this field: must match link_KCCFLN05_t */
  39   lmm_constraint_t constraint;
  40   lmm_constraint_t bus;
  41   double power_scale;
  42   double power_current;
  43   double interference_send;
  44   double interference_recv;
  45   double interference_send_recv;
  46   tmgr_trace_event_t power_event;
  47   e_surf_cpu_state_t state_current;
  48   tmgr_trace_event_t state_event;
  49   int id;                       /* cpu and network card are a single object... */
  50   xbt_dynar_t incomming_communications;
  51   xbt_dynar_t outgoing_communications;
  52 } s_cpu_KCCFLN05_t, *cpu_KCCFLN05_t;
  53
  54 /**************************************/
  55 /*********** network object ***********/
  56 /**************************************/
  57
  58 typedef struct link_KCCFLN05 {
  59   surf_model_t model;                   /* Do not move this field: must match model_obj_t */
  60   xbt_dict_t properties;                /* Do not move this field: must match cpu_KCCFLN05_t */
  61   e_surf_workstation_model_type_t type; /* Do not move this field: must match cpu_KCCFLN05_t */
  62   char *name;                           /* Do not move this field: must match cpu_KCCFLN05_t */
  63   lmm_constraint_t constraint;
  64   double lat_current;
  65   tmgr_trace_event_t lat_event;
  66   double bw_current;
  67   tmgr_trace_event_t bw_event;
  68   e_surf_link_state_t state_current;
  69   tmgr_trace_event_t state_event;
  70 } s_link_KCCFLN05_t, *link_KCCFLN05_t;
  71
  72
  73 typedef struct s_route_KCCFLN05 {
  74   double impact_on_src;
  75   double impact_on_dst;
  76   double impact_on_src_with_other_recv;
  77   double impact_on_dst_with_other_send;
  78   link_KCCFLN05_t *links;
  79   int size;
  80 } s_route_KCCFLN05_t, *route_KCCFLN05_t;
  81
  82 /**************************************/
  83 /*************** actions **************/
  84 /**************************************/
  85 typedef struct surf_action_workstation_KCCFLN05 {
  86   s_surf_action_t generic_action;
  87   double latency;
  88   double lat_current;
  89   lmm_variable_t variable;
  90   double rate;
  91   int suspended;
  92   cpu_KCCFLN05_t src;           /* could be avoided */
  93   cpu_KCCFLN05_t dst;           /* could be avoided */
  94 } s_surf_action_workstation_KCCFLN05_t,
  95   *surf_action_workstation_KCCFLN05_t;
  96
  97
  98
  99 static int nb_workstation = 0;
 100 static s_route_KCCFLN05_t *routing_table = NULL;
 101 #define ROUTE(i,j) routing_table[(i)+(j)*nb_workstation]
 102 static link_KCCFLN05_t loopback = NULL;
 103 static xbt_dict_t parallel_task_link_set = NULL;
 104 //added to work with GTNETS
 105 static xbt_dict_t router_set = NULL;
 106 static lmm_system_t maxmin_system = NULL;
 107
 108
 109 /* convenient function */
 110 static void __update_cpu_usage(cpu_KCCFLN05_t cpu)
 111 {
 112   unsigned int cpt;
 113   surf_action_workstation_KCCFLN05_t action = NULL;
 114   if ((!xbt_dynar_length(cpu->incomming_communications)) &&
 115       (!xbt_dynar_length(cpu->outgoing_communications))) {
 116     /* No communications */
 117     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 118                                 cpu->power_current * cpu->power_scale);
 119   } else if ((!xbt_dynar_length(cpu->incomming_communications))
 120              && (xbt_dynar_length(cpu->outgoing_communications))) {
 121     /* Emission */
 122     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 123                                 cpu->power_current * cpu->power_scale *
 124                                 cpu->interference_send);
 125     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
 126         lmm_elem_set_value(maxmin_system, cpu->constraint,
 127                            action->variable,
 128                            cpu->power_current * cpu->power_scale *
 129                            ROUTE(action->src->id,
 130                                  action->dst->id).impact_on_src);
 131   } else if ((xbt_dynar_length(cpu->incomming_communications))
 132              && (!xbt_dynar_length(cpu->outgoing_communications))) {
 133     /* Reception */
 134     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 135                                 cpu->power_current * cpu->power_scale *
 136                                 cpu->interference_recv);
 137     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
 138         lmm_elem_set_value(maxmin_system, cpu->constraint,
 139                            action->variable,
 140                            cpu->power_current * cpu->power_scale *
 141                            ROUTE(action->src->id,
 142                                  action->dst->id).impact_on_dst);
 143   } else {
 144     /* Emission & Reception */
 145     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 146                                 cpu->power_current * cpu->power_scale *
 147                                 cpu->interference_send_recv);
 148     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
 149         lmm_elem_set_value(maxmin_system, cpu->constraint,
 150                            action->variable,
 151                            cpu->power_current * cpu->power_scale *
 152                            ROUTE(action->src->id,
 153                                  action->dst->id).
 154                            impact_on_src_with_other_recv);
 155     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
 156         lmm_elem_set_value(maxmin_system, cpu->constraint,
 157                            action->variable,
 158                            cpu->power_current * cpu->power_scale *
 159                            ROUTE(action->src->id,
 160                                  action->dst->id).
 161                            impact_on_dst_with_other_send);
 162   }
 163 }
 164
 165 /**************************************/
 166 /******* Resource Public     **********/
 167 /**************************************/
 168
 169 static void *name_service(const char *name)
 170 {
 171   xbt_ex_t e;
 172   void *res = NULL;
 173
 174   TRY {
 175     res = xbt_dict_get(workstation_set, name);
 176   } CATCH(e) {
 177     if (e.category != not_found_error)
 178       RETHROW;
 179     WARN1("Host '%s' not found, verifing if it is a router", name);
 180     res = NULL;
 181     xbt_ex_free(e);
 182   }
 183
 184   return res;
 185 }
 186
 187 static const char *get_resource_name(void *resource_id)
 188 {
 189   /* We can freely cast as a cpu_KCCFLN05_t because it has the same
 190      prefix as link_KCCFLN05_t. However, only cpu_KCCFLN05_t
 191      will theoretically be given as an argument here. */
 192   return ((cpu_KCCFLN05_t) resource_id)->name;
 193 }
 194
 195 static xbt_dict_t get_properties(void *resource)
 196 {
 197   /* We can freely cast as a cpu_KCCFLN05_t because it has the same
 198      prefix as link_KCCFLN05_t. */
 199   return ((cpu_KCCFLN05_t) resource)->properties;
 200 }
 201
 202 /* action_get_state is inherited from the surf module */
 203
 204 static void action_use(surf_action_t action)
 205 {
 206   action->using++;
 207   return;
 208 }
 209
 210 static int action_free(surf_action_t action)
 211 {
 212   unsigned int cpt;
 213   surf_action_t act = NULL;
 214   cpu_KCCFLN05_t src = ((surf_action_workstation_KCCFLN05_t) action)->src;
 215   cpu_KCCFLN05_t dst = ((surf_action_workstation_KCCFLN05_t) action)->dst;
 216
 217   action->using--;
 218   if (!action->using) {
 219     xbt_swag_remove(action, action->state_set);
 220     if (((surf_action_workstation_KCCFLN05_t) action)->variable)
 221       lmm_variable_free(maxmin_system,
 222                         ((surf_action_workstation_KCCFLN05_t) action)->
 223                         variable);
 224     if (src)
 225       xbt_dynar_foreach(src->outgoing_communications, cpt, act)
 226           if (act == action) {
 227         xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 228         break;
 229       }
 230
 231     if (dst)
 232       xbt_dynar_foreach(dst->incomming_communications, cpt, act)
 233           if (act == action) {
 234         xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 235         break;
 236       }
 237
 238     if (src && (!xbt_dynar_length(src->outgoing_communications)))
 239       __update_cpu_usage(src);
 240     if (dst && (!xbt_dynar_length(dst->incomming_communications)))
 241       __update_cpu_usage(dst);
 242
 243     free(action);
 244     return 1;
 245   }
 246   return 0;
 247 }
 248
 249 static void action_cancel(surf_action_t action)
 250 {
 251   surf_action_change_state(action, SURF_ACTION_FAILED);
 252   return;
 253 }
 254
 255 static void action_recycle(surf_action_t action)
 256 {
 257   DIE_IMPOSSIBLE;
 258   return;
 259 }
 260
 261 /* action_change_state is inherited from the surf module */
 262 /* action_set_data is inherited from the surf module */
 263
 264 static void action_suspend(surf_action_t action)
 265 {
 266   XBT_IN1("(%p))", action);
 267   if (((surf_action_workstation_KCCFLN05_t) action)->suspended != 2) {
 268     ((surf_action_workstation_KCCFLN05_t) action)->suspended = 1;
 269     lmm_update_variable_weight(maxmin_system,
 270                                ((surf_action_workstation_KCCFLN05_t)
 271                                 action)->variable, 0.0);
 272   }
 273   XBT_OUT;
 274 }
 275
 276 static void action_resume(surf_action_t action)
 277 {
 278   XBT_IN1("(%p)", action);
 279   if (((surf_action_workstation_KCCFLN05_t) action)->suspended != 2) {
 280     if (((surf_action_workstation_KCCFLN05_t) action)->lat_current == 0.0)
 281       lmm_update_variable_weight(maxmin_system,
 282                                  ((surf_action_workstation_KCCFLN05_t)
 283                                   action)->variable, action->priority);
 284     else
 285       lmm_update_variable_weight(maxmin_system,
 286                                  ((surf_action_workstation_KCCFLN05_t)
 287                                   action)->variable,
 288                                  ((surf_action_workstation_KCCFLN05_t)
 289                                   action)->lat_current);
 290
 291     ((surf_action_workstation_KCCFLN05_t) action)->suspended = 0;
 292   }
 293   XBT_OUT;
 294 }
 295
 296 static int action_is_suspended(surf_action_t action)
 297 {
 298   return (((surf_action_workstation_KCCFLN05_t) action)->suspended == 1);
 299 }
 300
 301 static void action_set_max_duration(surf_action_t action, double duration)
 302 {                               /* FIXME: should inherit */
 303   XBT_IN2("(%p,%g)", action, duration);
 304   action->max_duration = duration;
 305   XBT_OUT;
 306 }
 307
 308
 309 static void action_set_priority(surf_action_t action, double priority)
 310 {
 311   XBT_IN2("(%p,%g)", action, priority);
 312   action->priority = priority;
 313   lmm_update_variable_weight(maxmin_system, ((surf_action_workstation_KCCFLN05_t) action)->variable, priority);
 314
 315   XBT_OUT;
 316 }
 317
 318 /**************************************/
 319 /******* Resource Private    **********/
 320 /**************************************/
 321
 322 static int resource_used(void *resource_id)
 323 {
 324   /* We can freely cast as a link_KCCFLN05_t because it has
 325      the same prefix as cpu_KCCFLN05_t */
 326   if (((cpu_KCCFLN05_t) resource_id)->type ==
 327       SURF_WORKSTATION_RESOURCE_CPU)
 328     return (lmm_constraint_used
 329             (maxmin_system, ((cpu_KCCFLN05_t) resource_id)->constraint)
 330             || ((((cpu_KCCFLN05_t) resource_id)->bus) ?
 331                 lmm_constraint_used(maxmin_system,
 332                                     ((cpu_KCCFLN05_t) resource_id)->
 333                                     bus) : 0));
 334   else
 335     return lmm_constraint_used(maxmin_system,
 336                                ((link_KCCFLN05_t) resource_id)->
 337                                constraint);
 338
 339 }
 340
 341 static double share_resources(double now)
 342 {
 343   s_surf_action_workstation_KCCFLN05_t s_action;
 344   surf_action_workstation_KCCFLN05_t action = NULL;
 345
 346   xbt_swag_t running_actions =
 347       surf_workstation_model->common_public->states.running_action_set;
 348   double min = generic_maxmin_share_resources(running_actions,
 349                                               xbt_swag_offset(s_action,
 350                                                               variable),
 351                                               maxmin_system,
 352                                               lmm_solve);
 353
 354   xbt_swag_foreach(action, running_actions) {
 355     if (action->latency > 0) {
 356       if (min < 0) {
 357         min = action->latency;
 358         DEBUG3("Updating min (value) with %p (start %f): %f", action,
 359                action->generic_action.start, min);
 360       } else if (action->latency < min) {
 361         min = action->latency;
 362         DEBUG3("Updating min (latency) with %p (start %f): %f", action,
 363                action->generic_action.start, min);
 364       }
 365     }
 366   }
 367
 368   DEBUG1("min value : %f", min);
 369
 370   return min;
 371 }
 372
 373 static void update_actions_state(double now, double delta)
 374 {
 375   double deltap = 0.0;
 376   surf_action_workstation_KCCFLN05_t action = NULL;
 377   surf_action_workstation_KCCFLN05_t next_action = NULL;
 378   xbt_swag_t running_actions =
 379       surf_workstation_model->common_public->states.running_action_set;
 380
 381   xbt_swag_foreach_safe(action, next_action, running_actions) {
 382     deltap = delta;
 383     if (action->latency > 0) {
 384       if (action->latency > deltap) {
 385         double_update(&(action->latency), deltap);
 386         deltap = 0.0;
 387       } else {
 388         double_update(&(deltap), action->latency);
 389         action->latency = 0.0;
 390       }
 391       if ((action->latency == 0.0) && (action->suspended == 0)) {
 392         if ((action)->lat_current == 0.0)
 393           lmm_update_variable_weight(maxmin_system, action->variable, 1.0);
 394         else
 395           lmm_update_variable_weight(maxmin_system, action->variable,
 396                                      action->lat_current);
 397       }
 398     }
 399     DEBUG3("Action (%p) : remains (%g) updated by %g.",
 400            action, action->generic_action.remains,
 401            lmm_variable_getvalue(action->variable) * deltap);
 402     double_update(&(action->generic_action.remains),
 403                   lmm_variable_getvalue(action->variable) * deltap);
 404
 405     if (action->generic_action.max_duration != NO_MAX_DURATION)
 406       double_update(&(action->generic_action.max_duration), delta);
 407
 408     if ((action->generic_action.remains <= 0) &&
 409         (lmm_get_variable_weight(action->variable) > 0)) {
 410       action->generic_action.finish = surf_get_clock();
 411       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 412     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 413                (action->generic_action.max_duration <= 0)) {
 414       action->generic_action.finish = surf_get_clock();
 415       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 416     } else {
 417       /* Need to check that none of the resource has failed */
 418       lmm_constraint_t cnst = NULL;
 419       int i = 0;
 420       void *constraint_id = NULL;
 421
 422       while ((cnst =
 423               lmm_get_cnst_from_var(maxmin_system, action->variable,
 424                                     i++))) {
 425         constraint_id = lmm_constraint_id(cnst);
 426
 427 /*      if(((link_KCCFLN05_t)constraint_id)->type== */
 428 /*         SURF_WORKSTATION_RESOURCE_LINK) { */
 429 /*        DEBUG2("Checking for link %s (%p)", */
 430 /*               ((link_KCCFLN05_t)constraint_id)->name, */
 431 /*               ((link_KCCFLN05_t)constraint_id)); */
 432 /*      } */
 433 /*      if(((cpu_KCCFLN05_t)constraint_id)->type== */
 434 /*         SURF_WORKSTATION_RESOURCE_CPU) { */
 435 /*        DEBUG3("Checking for cpu %s (%p) : %s", */
 436 /*               ((cpu_KCCFLN05_t)constraint_id)->name, */
 437 /*               ((cpu_KCCFLN05_t)constraint_id), */
 438 /*               ((cpu_KCCFLN05_t)constraint_id)->state_current==SURF_CPU_OFF?"Off":"On"); */
 439 /*      } */
 440
 441         if (((((link_KCCFLN05_t) constraint_id)->type ==
 442               SURF_WORKSTATION_RESOURCE_LINK) &&
 443              (((link_KCCFLN05_t) constraint_id)->state_current ==
 444               SURF_LINK_OFF)) ||
 445             ((((cpu_KCCFLN05_t) constraint_id)->type ==
 446               SURF_WORKSTATION_RESOURCE_CPU) &&
 447              (((cpu_KCCFLN05_t) constraint_id)->state_current ==
 448               SURF_CPU_OFF))) {
 449           DEBUG1("Action (%p) Failed!!", action);
 450           action->generic_action.finish = surf_get_clock();
 451           surf_action_change_state((surf_action_t) action,
 452                                    SURF_ACTION_FAILED);
 453           break;
 454         }
 455       }
 456     }
 457   }
 458   return;
 459 }
 460
 461 static void update_resource_state(void *id,
 462                                   tmgr_trace_event_t event_type,
 463                                   double value)
 464 {
 465   cpu_KCCFLN05_t cpu = id;
 466   link_KCCFLN05_t nw_link = id;
 467
 468   if (nw_link->type == SURF_WORKSTATION_RESOURCE_LINK) {
 469     DEBUG2("Updating link %s (%p)", nw_link->name, nw_link);
 470     if (event_type == nw_link->bw_event) {
 471       nw_link->bw_current = value;
 472       lmm_update_constraint_bound(maxmin_system, nw_link->constraint,
 473                                   nw_link->bw_current);
 474     } else if (event_type == nw_link->lat_event) {
 475       double delta = value - nw_link->lat_current;
 476       lmm_variable_t var = NULL;
 477       surf_action_workstation_KCCFLN05_t action = NULL;
 478
 479       nw_link->lat_current = value;
 480       while (lmm_get_var_from_cnst
 481              (maxmin_system, nw_link->constraint, &var)) {
 482         action = lmm_variable_id(var);
 483         action->lat_current += delta;
 484         if (action->rate < 0)
 485           lmm_update_variable_bound(maxmin_system, action->variable,
 486                                     SG_TCP_CTE_GAMMA / (2.0 *
 487                                                         action->
 488                                                         lat_current));
 489         else
 490           lmm_update_variable_bound(maxmin_system, action->variable,
 491                                     min(action->rate,
 492                                         SG_TCP_CTE_GAMMA / (2.0 *
 493                                                             action->
 494                                                             lat_current)));
 495         if (action->suspended == 0)
 496           lmm_update_variable_weight(maxmin_system, action->variable,
 497                                      action->lat_current);
 498         lmm_update_variable_latency(maxmin_system, action->variable,
 499                                     delta);
 500
 501
 502       }
 503     } else if (event_type == nw_link->state_event) {
 504       if (value > 0)
 505         nw_link->state_current = SURF_LINK_ON;
 506       else
 507         nw_link->state_current = SURF_LINK_OFF;
 508     } else {
 509       CRITICAL0("Unknown event ! \n");
 510       xbt_abort();
 511     }
 512     return;
 513   } else if (cpu->type == SURF_WORKSTATION_RESOURCE_CPU) {
 514     DEBUG3("Updating cpu %s (%p) with value %g", cpu->name, cpu, value);
 515     if (event_type == cpu->power_event) {
 516       cpu->power_current = value;
 517       __update_cpu_usage(cpu);
 518     } else if (event_type == cpu->state_event) {
 519       if (value > 0)
 520         cpu->state_current = SURF_CPU_ON;
 521       else
 522         cpu->state_current = SURF_CPU_OFF;
 523     } else {
 524       CRITICAL0("Unknown event ! \n");
 525       xbt_abort();
 526     }
 527     return;
 528   } else {
 529     DIE_IMPOSSIBLE;
 530   }
 531   return;
 532 }
 533
 534 static void finalize(void)
 535 {
 536   int i, j;
 537
 538   xbt_dict_free(&link_set);
 539   xbt_dict_free(&workstation_set);
 540   xbt_dict_free(&router_set);
 541   if (parallel_task_link_set != NULL) {
 542     xbt_dict_free(&parallel_task_link_set);
 543   }
 544   xbt_swag_free(surf_workstation_model->common_public->states.
 545                 ready_action_set);
 546   xbt_swag_free(surf_workstation_model->common_public->states.
 547                 running_action_set);
 548   xbt_swag_free(surf_workstation_model->common_public->states.
 549                 failed_action_set);
 550   xbt_swag_free(surf_workstation_model->common_public->states.
 551                 done_action_set);
 552
 553   free(surf_workstation_model->common_public);
 554   free(surf_workstation_model->common_private);
 555   free(surf_workstation_model->extension_public);
 556
 557   free(surf_workstation_model);
 558   surf_workstation_model = NULL;
 559
 560   for (i = 0; i < nb_workstation; i++)
 561     for (j = 0; j < nb_workstation; j++)
 562       free(ROUTE(i, j).links);
 563   free(routing_table);
 564   routing_table = NULL;
 565   nb_workstation = 0;
 566
 567   if (maxmin_system) {
 568     lmm_system_free(maxmin_system);
 569     maxmin_system = NULL;
 570   }
 571 }
 572
 573 /**************************************/
 574 /******* Resource Private    **********/
 575 /**************************************/
 576
 577 static surf_action_t execute(void *cpu, double size)
 578 {
 579   surf_action_workstation_KCCFLN05_t action = NULL;
 580   cpu_KCCFLN05_t CPU = cpu;
 581
 582   XBT_IN2("(%s,%g)", CPU->name, size);
 583   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 584
 585   action->generic_action.using = 1;
 586   action->generic_action.cost = size;
 587   action->generic_action.remains = size;
 588   action->generic_action.priority = 1.0;
 589   action->generic_action.max_duration = NO_MAX_DURATION;
 590   action->generic_action.start = surf_get_clock();
 591   action->generic_action.finish = -1.0;
 592   action->generic_action.model_type =
 593       (surf_model_t) surf_workstation_model;
 594   action->suspended = 0;
 595
 596   if (CPU->state_current == SURF_CPU_ON)
 597     action->generic_action.state_set =
 598         surf_workstation_model->common_public->states.
 599         running_action_set;
 600   else
 601     action->generic_action.state_set =
 602         surf_workstation_model->common_public->states.failed_action_set;
 603   xbt_swag_insert(action, action->generic_action.state_set);
 604
 605   action->variable = lmm_variable_new(maxmin_system, action,
 606                                       action->generic_action.priority,
 607                                       -1.0, 1);
 608   lmm_expand(maxmin_system, CPU->constraint, action->variable, 1.0);
 609   XBT_OUT;
 610   return (surf_action_t) action;
 611 }
 612
 613 static surf_action_t action_sleep(void *cpu, double duration)
 614 {
 615   surf_action_workstation_KCCFLN05_t action = NULL;
 616
 617   XBT_IN2("(%s,%g)", ((cpu_KCCFLN05_t) cpu)->name, duration);
 618
 619   action = (surf_action_workstation_KCCFLN05_t) execute(cpu, 1.0);
 620   action->generic_action.max_duration = duration;
 621   action->suspended = 2;
 622   lmm_update_variable_weight(maxmin_system, action->variable, 0.0);
 623
 624   XBT_OUT;
 625   return (surf_action_t) action;
 626 }
 627
 628 static e_surf_cpu_state_t resource_get_state(void *cpu)
 629 {
 630   return ((cpu_KCCFLN05_t) cpu)->state_current;
 631 }
 632
 633 static double get_speed(void *cpu, double load)
 634 {
 635   return load * (((cpu_KCCFLN05_t) cpu)->power_scale);
 636 }
 637
 638 static double get_available_speed(void *cpu)
 639 {
 640   return ((cpu_KCCFLN05_t) cpu)->power_current;
 641 }
 642
 643 static surf_action_t communicate(void *src, void *dst, double size,
 644                                  double rate)
 645 {
 646   surf_action_workstation_KCCFLN05_t action = NULL;
 647   cpu_KCCFLN05_t card_src = src;
 648   cpu_KCCFLN05_t card_dst = dst;
 649   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 650   int route_size = route->size;
 651   int i;
 652
 653   XBT_IN4("(%s,%s,%g,%g)", card_src->name, card_dst->name, size, rate);
 654   xbt_assert2(route_size,
 655               "You're trying to send data from %s to %s but there is no connexion between these two cards.",
 656               card_src->name, card_dst->name);
 657
 658   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 659
 660   action->generic_action.using = 1;
 661   action->generic_action.cost = size;
 662   action->generic_action.remains = size;
 663   action->generic_action.max_duration = NO_MAX_DURATION;
 664   action->generic_action.start = surf_get_clock();
 665   action->generic_action.finish = -1.0;
 666   action->src = src;
 667   action->dst = dst;
 668   action->generic_action.model_type =
 669       (surf_model_t) surf_workstation_model;
 670   action->suspended = 0;        /* Should be useless because of the
 671                                    calloc but it seems to help valgrind... */
 672   action->generic_action.state_set =
 673       surf_workstation_model->common_public->states.running_action_set;
 674
 675   xbt_dynar_push(card_src->outgoing_communications, &action);
 676   xbt_dynar_push(card_dst->incomming_communications, &action);
 677
 678   xbt_swag_insert(action, action->generic_action.state_set);
 679   action->rate = rate;
 680
 681   action->latency = 0.0;
 682   for (i = 0; i < route_size; i++)
 683     action->latency += route->links[i]->lat_current;
 684   action->lat_current = action->latency;
 685
 686   if (action->latency > 0)
 687     action->variable = lmm_variable_new(maxmin_system, action, 0.0, -1.0, route_size + 4);      /* +1 for the src bus
 688                                                                                                    +1 for the dst bus
 689                                                                                                    +1 for the src cpu
 690                                                                                                    +1 for the dst cpu */
 691   else
 692     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 693                                         route_size + 4);
 694
 695   if (action->rate < 0) {
 696     if (action->lat_current > 0)
 697       lmm_update_variable_bound(maxmin_system, action->variable,
 698                                 SG_TCP_CTE_GAMMA / (2.0 *
 699                                                     action->lat_current));
 700     else
 701       lmm_update_variable_bound(maxmin_system, action->variable, -1.0);
 702   } else {
 703     if (action->lat_current > 0)
 704       lmm_update_variable_bound(maxmin_system, action->variable,
 705                                 min(action->rate,
 706                                     SG_TCP_CTE_GAMMA / (2.0 *
 707                                                         action->
 708                                                         lat_current)));
 709     else
 710       lmm_update_variable_bound(maxmin_system, action->variable,
 711                                 action->rate);
 712   }
 713
 714   lmm_update_variable_latency(maxmin_system, action->variable,
 715                               action->latency); /* Should be useless */
 716
 717   for (i = 0; i < route_size; i++)
 718     lmm_expand(maxmin_system, route->links[i]->constraint,
 719                action->variable, 1.0);
 720   if (card_src->bus)
 721     lmm_expand(maxmin_system, card_src->bus, action->variable, 1.0);
 722   if (card_dst->bus)
 723     lmm_expand(maxmin_system, card_dst->bus, action->variable, 1.0);
 724   lmm_expand(maxmin_system, card_src->constraint, action->variable, 0.0);
 725   lmm_expand(maxmin_system, card_dst->constraint, action->variable, 0.0);
 726
 727   XBT_OUT;
 728   return (surf_action_t) action;
 729 }
 730
 731 static surf_action_t execute_parallel_task(int workstation_nb,
 732                                            void **workstation_list,
 733                                            double *computation_amount,
 734                                            double *communication_amount,
 735                                            double amount, double rate)
 736 {
 737   surf_action_workstation_KCCFLN05_t action = NULL;
 738   int i, j, k;
 739   int nb_link = 0;
 740   int nb_host = 0;
 741
 742   if (parallel_task_link_set == NULL) {
 743     parallel_task_link_set =
 744         xbt_dict_new_ext(workstation_nb * workstation_nb * 10);
 745   }
 746
 747   /* Compute the number of affected resources... */
 748   for (i = 0; i < workstation_nb; i++) {
 749     for (j = 0; j < workstation_nb; j++) {
 750       cpu_KCCFLN05_t card_src = workstation_list[i];
 751       cpu_KCCFLN05_t card_dst = workstation_list[j];
 752       int route_size = ROUTE(card_src->id, card_dst->id).size;
 753       link_KCCFLN05_t *route =
 754           ROUTE(card_src->id, card_dst->id).links;
 755
 756       if (communication_amount[i * workstation_nb + j] > 0)
 757         for (k = 0; k < route_size; k++) {
 758           xbt_dict_set(parallel_task_link_set, route[k]->name,
 759                        route[k], NULL);
 760         }
 761     }
 762   }
 763   nb_link = xbt_dict_length(parallel_task_link_set);
 764   xbt_dict_reset(parallel_task_link_set);
 765
 766
 767   for (i = 0; i < workstation_nb; i++)
 768     if (computation_amount[i] > 0)
 769       nb_host++;
 770
 771   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 772   DEBUG3("Creating a parallel task (%p) with %d cpus and %d links.",
 773          action, nb_host, nb_link);
 774   action->generic_action.using = 1;
 775   action->generic_action.cost = amount;
 776   action->generic_action.remains = amount;
 777   action->generic_action.max_duration = NO_MAX_DURATION;
 778   action->generic_action.start = surf_get_clock();
 779   action->generic_action.finish = -1.0;
 780   action->generic_action.model_type =
 781       (surf_model_t) surf_workstation_model;
 782   action->suspended = 0;        /* Should be useless because of the
 783                                    calloc but it seems to help valgrind... */
 784   action->generic_action.state_set =
 785       surf_workstation_model->common_public->states.running_action_set;
 786
 787   xbt_swag_insert(action, action->generic_action.state_set);
 788   action->rate = rate;
 789
 790   if (action->rate > 0)
 791     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 792                                         nb_host + nb_link);
 793   else
 794     action->variable =
 795         lmm_variable_new(maxmin_system, action, 1.0, action->rate,
 796                          nb_host + nb_link);
 797
 798   for (i = 0; i < workstation_nb; i++)
 799     if (computation_amount[i] > 0)
 800       lmm_expand(maxmin_system,
 801                  ((cpu_KCCFLN05_t) workstation_list[i])->constraint,
 802                  action->variable, computation_amount[i]);
 803
 804   for (i = 0; i < workstation_nb; i++) {
 805     for (j = 0; j < workstation_nb; j++) {
 806       cpu_KCCFLN05_t card_src = workstation_list[i];
 807       cpu_KCCFLN05_t card_dst = workstation_list[j];
 808       int route_size = ROUTE(card_src->id, card_dst->id).size;
 809       link_KCCFLN05_t *route =
 810           ROUTE(card_src->id, card_dst->id).links;
 811
 812       for (k = 0; k < route_size; k++) {
 813         if (communication_amount[i * workstation_nb + j] > 0) {
 814           lmm_expand_add(maxmin_system, route[k]->constraint,
 815                          action->variable,
 816                          communication_amount[i * workstation_nb + j]);
 817         }
 818       }
 819     }
 820   }
 821
 822   if (nb_link + nb_host == 0) {
 823     action->generic_action.cost = 1.0;
 824     action->generic_action.remains = 0.0;
 825   }
 826
 827   return (surf_action_t) action;
 828 }
 829
 830 /* returns an array of link_KCCFLN05_t */
 831 static const void **get_route(void *src, void *dst)
 832 {
 833   cpu_KCCFLN05_t card_src = src;
 834   cpu_KCCFLN05_t card_dst = dst;
 835   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 836
 837   return (const void **) route->links;
 838 }
 839
 840 static int get_route_size(void *src, void *dst)
 841 {
 842   cpu_KCCFLN05_t card_src = src;
 843   cpu_KCCFLN05_t card_dst = dst;
 844   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 845   return route->size;
 846 }
 847
 848 static const char *get_link_name(const void *link)
 849 {
 850   return ((link_KCCFLN05_t) link)->name;
 851 }
 852
 853 static double get_link_bandwidth(const void *link)
 854 {
 855   return ((link_KCCFLN05_t) link)->bw_current;
 856 }
 857
 858 static double get_link_latency(const void *link)
 859 {
 860   return ((link_KCCFLN05_t) link)->lat_current;
 861 }
 862
 863 /**************************************/
 864 /*** Resource Creation & Destruction **/
 865 /**************************************/
 866
 867
 868 static void router_free(void *router)
 869 {
 870   free(((router_KCCFLN05_t) router)->name);
 871 }
 872
 873 static void router_new(const char *name)
 874 {
 875   static unsigned int nb_routers = 0;
 876   router_KCCFLN05_t router;
 877
 878   INFO1("Creating a router %s", name);
 879
 880   router = xbt_new0(s_router_KCCFLN05_t, 1);
 881
 882   router->name = xbt_strdup(name);
 883   router->id = nb_routers++;
 884   xbt_dict_set(router_set, name, router, router_free);
 885 }
 886
 887 static void parse_routers(void)
 888 {
 889   //add a dumb router just to be GTNETS compatible
 890   router_new(A_surfxml_router_id);
 891 }
 892
 893 static void cpu_free(void *cpu)
 894 {
 895   free(((cpu_KCCFLN05_t) cpu)->name);
 896   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->incomming_communications));
 897   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->outgoing_communications));
 898   free(cpu);
 899 }
 900
 901 static cpu_KCCFLN05_t cpu_new(const char *name, double power_scale,
 902                               double power_initial,
 903                               tmgr_trace_t power_trace,
 904                               e_surf_cpu_state_t state_initial,
 905                               tmgr_trace_t state_trace,
 906                               double interference_send,
 907                               double interference_recv,
 908                               double interference_send_recv,
 909                               double max_outgoing_rate,
 910                               xbt_dict_t cpu_properties_k)
 911 {
 912   cpu_KCCFLN05_t cpu = xbt_new0(s_cpu_KCCFLN05_t, 1);
 913   xbt_assert1(! xbt_dict_get_or_null(workstation_set, name),
 914               "Host '%s' declared several times in the platform file.",name);
 915
 916   CDEBUG8(surf_parse, "cpu_new(%s,power_scale=%.2f,power_initial=%.2f,state_init=%d,isend=%.2f,irecv=%.2f,isendrev=%.2f) -> %p",
 917           name,power_scale,power_initial,state_initial,interference_send,interference_recv,interference_send_recv,cpu);
 918
 919   cpu->model = (surf_model_t) surf_workstation_model;
 920   cpu->type = SURF_WORKSTATION_RESOURCE_CPU;
 921   cpu->name = xbt_strdup(name);
 922   cpu->id = nb_workstation++;
 923
 924   cpu->power_scale = power_scale;
 925   xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
 926
 927   cpu->power_current = power_initial;
 928   if (power_trace)
 929     cpu->power_event =
 930         tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
 931
 932   cpu->state_current = state_initial;
 933   if (state_trace)
 934     cpu->state_event =
 935         tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
 936
 937   cpu->interference_send = interference_send;
 938   cpu->interference_recv = interference_recv;
 939   cpu->interference_send_recv = interference_send_recv;
 940
 941   cpu->constraint =
 942       lmm_constraint_new(maxmin_system, cpu,
 943                          cpu->power_current * cpu->power_scale);
 944   if (max_outgoing_rate > 0)
 945     cpu->bus = lmm_constraint_new(maxmin_system, cpu, max_outgoing_rate);
 946
 947   cpu->incomming_communications =
 948       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 949   cpu->outgoing_communications =
 950       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 951
 952   /*add the property set*/
 953   cpu->properties = current_property_set;
 954
 955   xbt_dict_set(workstation_set, name, cpu, cpu_free);
 956
 957   return cpu;
 958 }
 959
 960 static void create_routing_table(void)
 961 {
 962     routing_table = xbt_new0(s_route_KCCFLN05_t, nb_workstation * nb_workstation);
 963 }
 964
 965 static void parse_cpu_init(void)
 966 {
 967   double power_scale = 0.0;
 968   double power_initial = 0.0;
 969   tmgr_trace_t power_trace = NULL;
 970   e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
 971   tmgr_trace_t state_trace = NULL;
 972   double interference_send = 0.0;
 973   double interference_recv = 0.0;
 974   double interference_send_recv = 0.0;
 975   double max_outgoing_rate = -1.0;
 976
 977   surf_parse_get_double(&power_scale, A_surfxml_host_power);
 978   surf_parse_get_double(&power_initial, A_surfxml_host_availability);
 979   surf_parse_get_trace(&power_trace, A_surfxml_host_availability_file);
 980
 981   xbt_assert0((A_surfxml_host_state == A_surfxml_host_state_ON) ||
 982               (A_surfxml_host_state == A_surfxml_host_state_OFF),
 983               "Invalid state");
 984   if (A_surfxml_host_state == A_surfxml_host_state_ON)
 985     state_initial = SURF_CPU_ON;
 986   if (A_surfxml_host_state == A_surfxml_host_state_OFF)
 987     state_initial = SURF_CPU_OFF;
 988   surf_parse_get_trace(&state_trace, A_surfxml_host_state_file);
 989
 990   surf_parse_get_double(&interference_send,
 991                         A_surfxml_host_interference_send);
 992   surf_parse_get_double(&interference_recv,
 993                         A_surfxml_host_interference_recv);
 994   surf_parse_get_double(&interference_send_recv,
 995                         A_surfxml_host_interference_send_recv);
 996   surf_parse_get_double(&max_outgoing_rate,
 997                         A_surfxml_host_max_outgoing_rate);
 998   current_property_set = xbt_dict_new();
 999   cpu_new(A_surfxml_host_id, power_scale, power_initial, power_trace,
1000           state_initial, state_trace, interference_send, interference_recv,
1001           interference_send_recv, max_outgoing_rate,current_property_set);
1002 }
1003
1004 static void link_free(void *nw_link)
1005 {
1006   free(((link_KCCFLN05_t) nw_link)->name);
1007   free(nw_link);
1008 }
1009
1010 static link_KCCFLN05_t link_new(char *name,
1011                                 double bw_initial,
1012                                 tmgr_trace_t bw_trace,
1013                                 double lat_initial,
1014                                 tmgr_trace_t lat_trace,
1015                                 e_surf_link_state_t
1016                                 state_initial,
1017                                 tmgr_trace_t state_trace,
1018                                 e_surf_link_sharing_policy_t
1019                                 policy, xbt_dict_t properties_args)
1020 {
1021   link_KCCFLN05_t nw_link = xbt_new0(s_link_KCCFLN05_t, 1);
1022
1023
1024   nw_link->model = (surf_model_t) surf_workstation_model;
1025   nw_link->type = SURF_WORKSTATION_RESOURCE_LINK;
1026   nw_link->name = name;
1027   nw_link->bw_current = bw_initial;
1028   if (bw_trace)
1029     nw_link->bw_event =
1030         tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
1031   nw_link->state_current = state_initial;
1032   nw_link->lat_current = lat_initial;
1033   if (lat_trace)
1034     nw_link->lat_event =
1035         tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
1036   if (state_trace)
1037     nw_link->state_event =
1038         tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
1039
1040   nw_link->constraint =
1041       lmm_constraint_new(maxmin_system, nw_link, nw_link->bw_current);
1042
1043   if (policy == SURF_LINK_FATPIPE)
1044     lmm_constraint_shared(nw_link->constraint);
1045
1046   /*add the property set*/
1047   nw_link->properties = properties_args;
1048
1049   xbt_dict_set(link_set, name, nw_link, link_free);
1050
1051   return nw_link;
1052 }
1053
1054 static void parse_link_init(void)
1055 {
1056   char *name_link;
1057   double bw_initial;
1058   tmgr_trace_t bw_trace;
1059   double lat_initial;
1060   tmgr_trace_t lat_trace;
1061   e_surf_link_state_t state_initial_link = SURF_LINK_ON;
1062   e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
1063   tmgr_trace_t state_trace;
1064
1065   name_link = xbt_strdup(A_surfxml_link_id);
1066   surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
1067   surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
1068   surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
1069   surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
1070
1071   xbt_assert0((A_surfxml_link_state ==
1072                A_surfxml_link_state_ON)
1073               || (A_surfxml_link_state ==
1074                   A_surfxml_link_state_OFF), "Invalid state");
1075   if (A_surfxml_link_state == A_surfxml_link_state_ON)
1076     state_initial_link = SURF_LINK_ON;
1077   else if (A_surfxml_link_state ==
1078            A_surfxml_link_state_OFF)
1079     state_initial_link = SURF_LINK_OFF;
1080
1081   if (A_surfxml_link_sharing_policy ==
1082       A_surfxml_link_sharing_policy_SHARED)
1083     policy_initial_link = SURF_LINK_SHARED;
1084   else if (A_surfxml_link_sharing_policy ==
1085            A_surfxml_link_sharing_policy_FATPIPE)
1086     policy_initial_link = SURF_LINK_FATPIPE;
1087
1088   surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
1089
1090  current_property_set = xbt_dict_new();
1091  link_new(name_link, bw_initial, bw_trace,
1092                    lat_initial, lat_trace, state_initial_link, state_trace,
1093                    policy_initial_link,/*add properties*/current_property_set);
1094 }
1095
1096 static void route_new(int src_id, int dst_id,
1097                       link_KCCFLN05_t * link_list, int nb_link,
1098                       double impact_on_src, double impact_on_dst,
1099                       double impact_on_src_with_other_recv,
1100                       double impact_on_dst_with_other_send)
1101 {
1102   route_KCCFLN05_t route = &(ROUTE(src_id, dst_id));
1103
1104   route->size = nb_link;
1105   route->links = link_list = xbt_realloc(link_list, sizeof(link_KCCFLN05_t) * nb_link);
1106   route->impact_on_src = impact_on_src;
1107   route->impact_on_dst = impact_on_dst;
1108   route->impact_on_src_with_other_recv = impact_on_src_with_other_recv;
1109   route->impact_on_dst_with_other_send = impact_on_dst_with_other_send;
1110
1111 }
1112
1113 static int nb_link;
1114 static int link_list_capacity;
1115 static link_KCCFLN05_t *link_list = NULL;
1116 static int src_id = -1;
1117 static int dst_id = -1;
1118 static double impact_on_src;
1119 static double impact_on_dst;
1120 static double impact_on_src_with_other_recv;
1121 static double impact_on_dst_with_other_send;
1122 static int is_first = 1;
1123
1124 static void parse_route_set_endpoints(void)
1125 {
1126   cpu_KCCFLN05_t cpu_tmp = NULL;
1127
1128   if (is_first) create_routing_table();
1129   is_first = 0;
1130
1131   cpu_tmp = (cpu_KCCFLN05_t) name_service(A_surfxml_route_src);
1132   if (cpu_tmp != NULL) {
1133     src_id = cpu_tmp->id;
1134   } else {
1135     xbt_assert1(xbt_dict_get_or_null(router_set, A_surfxml_route_src),
1136                 "Invalid name '%s': neither a cpu nor a router!",
1137                 A_surfxml_route_src);
1138     src_id = -1;
1139     return;
1140   }
1141
1142   cpu_tmp = (cpu_KCCFLN05_t) name_service(A_surfxml_route_dst);
1143   if (cpu_tmp != NULL) {
1144     dst_id = cpu_tmp->id;
1145   } else {
1146     xbt_assert1(xbt_dict_get_or_null(router_set, A_surfxml_route_dst),
1147                 "Invalid name '%s': neither a cpu nor a router!",
1148                 A_surfxml_route_dst);
1149     dst_id = -1;
1150     return;
1151   }
1152
1153   surf_parse_get_double(&impact_on_src, A_surfxml_route_impact_on_src);
1154   surf_parse_get_double(&impact_on_dst, A_surfxml_route_impact_on_dst);
1155   surf_parse_get_double(&impact_on_src_with_other_recv,
1156                         A_surfxml_route_impact_on_src_with_other_recv);
1157   surf_parse_get_double(&impact_on_dst_with_other_send,
1158                         A_surfxml_route_impact_on_dst_with_other_send);
1159
1160   nb_link = 0;
1161   link_list_capacity = 1;
1162   link_list = xbt_new(link_KCCFLN05_t, link_list_capacity);
1163
1164 }
1165
1166 static void parse_route_elem(void)
1167 {
1168   xbt_ex_t e;
1169   if (nb_link == link_list_capacity) {
1170     link_list_capacity *= 2;
1171     link_list =
1172         xbt_realloc(link_list,
1173                     (link_list_capacity) *
1174                     sizeof(link_KCCFLN05_t));
1175   }
1176   TRY {
1177     link_list[nb_link++] =
1178         xbt_dict_get(link_set, A_surfxml_link_c_ctn_id);
1179   }
1180   CATCH(e) {
1181     RETHROW1("Link %s not found (dict raised this exception: %s)",
1182              A_surfxml_link_c_ctn_id);
1183   }
1184 }
1185
1186 static void parse_route_set_route(void)
1187 {
1188   if (src_id != -1 && dst_id != -1)
1189     route_new(src_id, dst_id, link_list, nb_link, impact_on_src,
1190               impact_on_dst, impact_on_src_with_other_recv,
1191               impact_on_dst_with_other_send);
1192
1193 }
1194
1195
1196 static void parse_file(const char *file)
1197 {
1198   int i;
1199
1200   CDEBUG0(surf_parse, "Use the KCCFKN05 model");
1201
1202   /* Adding callback functions */
1203   surf_parse_reset_parser();
1204   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_cpu_init);
1205   surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
1206   surfxml_add_callback(STag_surfxml_router_cb_list, &parse_routers);
1207   surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
1208   surfxml_add_callback(STag_surfxml_route_cb_list, &parse_route_set_endpoints);
1209   surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &parse_route_elem);
1210   surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
1211
1212   /* Parse the file */
1213   surf_parse_open(file);
1214   xbt_assert1((!surf_parse()), "Parse error in %s", file);
1215   surf_parse_close();
1216
1217   /* Adding loopback if needed */
1218   for (i = 0; i < nb_workstation; i++)
1219     if (!ROUTE(i, i).size) {
1220       if (!loopback)
1221         loopback = link_new(xbt_strdup("__MSG_loopback__"),
1222                                     498000000, NULL, 0.000015, NULL,
1223                                     SURF_LINK_ON, NULL,
1224                                     SURF_LINK_FATPIPE, NULL);
1225       ROUTE(i, i).size = 1;
1226       ROUTE(i, i).links = xbt_new0(link_KCCFLN05_t, 1);
1227       ROUTE(i, i).links[0] = loopback;
1228     }
1229
1230 }
1231
1232 /**************************************/
1233 /********* Module  creation ***********/
1234 /**************************************/
1235
1236 static void model_init_internal(void)
1237 {
1238   s_surf_action_t action;
1239
1240   surf_workstation_model = xbt_new0(s_surf_workstation_model_t, 1);
1241
1242   surf_workstation_model->common_private =
1243       xbt_new0(s_surf_model_private_t, 1);
1244   surf_workstation_model->common_public =
1245       xbt_new0(s_surf_model_public_t, 1);
1246   surf_workstation_model->extension_public =
1247       xbt_new0(s_surf_workstation_model_extension_public_t, 1);
1248
1249   surf_workstation_model->common_public->states.ready_action_set =
1250       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1251   surf_workstation_model->common_public->states.running_action_set =
1252       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1253   surf_workstation_model->common_public->states.failed_action_set =
1254       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1255   surf_workstation_model->common_public->states.done_action_set =
1256       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1257
1258   surf_workstation_model->common_public->name_service = name_service;
1259   surf_workstation_model->common_public->get_resource_name =
1260       get_resource_name;
1261   surf_workstation_model->common_public->action_get_state =
1262       surf_action_get_state;
1263   surf_workstation_model->common_public->action_get_start_time =
1264       surf_action_get_start_time;
1265   surf_workstation_model->common_public->action_get_finish_time =
1266       surf_action_get_finish_time;
1267   surf_workstation_model->common_public->action_use = action_use;
1268   surf_workstation_model->common_public->action_free = action_free;
1269   surf_workstation_model->common_public->action_cancel = action_cancel;
1270   surf_workstation_model->common_public->action_recycle =
1271       action_recycle;
1272   surf_workstation_model->common_public->action_change_state =
1273       surf_action_change_state;
1274   surf_workstation_model->common_public->action_set_data =
1275       surf_action_set_data;
1276   surf_workstation_model->common_public->suspend = action_suspend;
1277   surf_workstation_model->common_public->resume = action_resume;
1278   surf_workstation_model->common_public->is_suspended =
1279       action_is_suspended;
1280   surf_workstation_model->common_public->set_max_duration =
1281       action_set_max_duration;
1282   surf_workstation_model->common_public->set_priority =
1283       action_set_priority;
1284   surf_workstation_model->common_public->name = "Workstation KCCFLN05";
1285
1286   surf_workstation_model->common_private->resource_used = resource_used;
1287   surf_workstation_model->common_private->share_resources =
1288       share_resources;
1289   surf_workstation_model->common_private->update_actions_state =
1290       update_actions_state;
1291   surf_workstation_model->common_private->update_resource_state =
1292       update_resource_state;
1293   surf_workstation_model->common_private->finalize = finalize;
1294
1295   surf_workstation_model->extension_public->execute = execute;
1296   surf_workstation_model->extension_public->sleep = action_sleep;
1297   surf_workstation_model->extension_public->get_state =
1298       resource_get_state;
1299   surf_workstation_model->extension_public->get_speed = get_speed;
1300   surf_workstation_model->extension_public->get_available_speed =
1301       get_available_speed;
1302
1303   surf_workstation_model->common_public->get_properties = get_properties;
1304
1305   surf_workstation_model->extension_public->communicate = communicate;
1306   surf_workstation_model->extension_public->execute_parallel_task =
1307       execute_parallel_task;
1308   surf_workstation_model->extension_public->get_route = get_route;
1309   surf_workstation_model->extension_public->get_route_size =
1310       get_route_size;
1311   surf_workstation_model->extension_public->get_link_name =
1312       get_link_name;
1313   surf_workstation_model->extension_public->get_link_bandwidth =
1314       get_link_bandwidth;
1315   surf_workstation_model->extension_public->get_link_latency =
1316       get_link_latency;
1317
1318   workstation_set = xbt_dict_new();
1319   router_set = xbt_dict_new();
1320   link_set = xbt_dict_new();
1321   if (!maxmin_system)
1322     maxmin_system = lmm_system_new();
1323 }
1324
1325 /**************************************/
1326 /*************** Generic **************/
1327 /**************************************/
1328 void surf_workstation_model_init_KCCFLN05(const char *filename)
1329 {
1330   xbt_assert0(!surf_cpu_model, "CPU model type already defined");
1331   xbt_assert0(!surf_network_model,
1332               "network model type already defined");
1333   model_init_internal();
1334   parse_file(filename);
1335
1336   xbt_dynar_push(model_list, &surf_workstation_model);
1337 }