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/dict.h"
   9 #include "workstation_KCCFLN05_private.h"
  10
  11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(workstation_KCCFLN05, surf,
  12                                 "Logging specific to the SURF workstation module (KCCFLN05)");
  13
  14
  15 static lmm_system_t maxmin_system_cpu_KCCFLN05 = NULL;
  16 static lmm_system_t maxmin_system_network_KCCFLN05 = NULL;
  17 static xbt_dict_t network_link_set = NULL;
  18 static int nb_workstation = 0;
  19 s_route_KCCFLN05_t *routing_table = NULL;
  20 #define ROUTE(i,j) routing_table[(i)+(j)*nb_workstation]
  21
  22 /**************************************/
  23 /************* CPU object *************/
  24 /**************************************/
  25
  26 /************ workstation creation *********/
  27 static void workstation_free(void *workstation)
  28 {
  29   free(((workstation_KCCFLN05_t)workstation)->name);
  30   xbt_dynar_free(&(((workstation_KCCFLN05_t)workstation)->incomming_communications));
  31   xbt_dynar_free(&(((workstation_KCCFLN05_t)workstation)->outgoing_communications));
  32   free(workstation);
  33 }
  34
  35 static workstation_KCCFLN05_t workstation_new(const char *name,
  36                                               double power_scale,
  37                                               double power_initial,
  38                                               tmgr_trace_t power_trace,
  39                                               e_surf_cpu_state_t state_initial,
  40                                               tmgr_trace_t state_trace,
  41                                               double interference_send,
  42                                               double interference_recv,
  43                                               double interference_send_recv,
  44                                               double max_outgoing_rate)
  45 {
  46   workstation_KCCFLN05_t workstation = xbt_new0(s_workstation_KCCFLN05_t, 1);
  47
  48   workstation->resource = (surf_resource_t) surf_workstation_resource;
  49   workstation->name = xbt_strdup(name);
  50   workstation->id = nb_workstation++;
  51
  52   workstation->power_scale = power_scale;
  53   xbt_assert0(workstation->power_scale>0,"Power has to be >0");
  54
  55   workstation->power_current = power_initial;
  56   if (power_trace)
  57     workstation->power_event =
  58         tmgr_history_add_trace(history, power_trace, 0.0, 0, workstation);
  59
  60   workstation->state_current = state_initial;
  61   if (state_trace)
  62     workstation->state_event =
  63         tmgr_history_add_trace(history, state_trace, 0.0, 0, workstation);
  64
  65   workstation->interference_send=interference_send;
  66   workstation->interference_recv=interference_recv;
  67   workstation->interference_send_recv=interference_send_recv;
  68
  69   workstation->constraint =
  70       lmm_constraint_new(maxmin_system_cpu_KCCFLN05, workstation,
  71                          workstation->power_current * workstation->power_scale);
  72   if(max_outgoing_rate>0)
  73     workstation->bus=
  74       lmm_constraint_new(maxmin_system_cpu_KCCFLN05, workstation,
  75                          max_outgoing_rate);
  76
  77   workstation->incomming_communications =
  78     xbt_dynar_new(sizeof(surf_action_network_KCCFLN05_t),NULL);
  79   workstation->outgoing_communications =
  80     xbt_dynar_new(sizeof(surf_action_network_KCCFLN05_t),NULL);
  81
  82   xbt_dict_set(workstation_set, name, workstation, workstation_free);
  83
  84   return workstation;
  85 }
  86
  87 static void parse_workstation(void)
  88 {
  89   double power_scale = 0.0;
  90   double power_initial = 0.0;
  91   tmgr_trace_t power_trace = NULL;
  92   e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
  93   tmgr_trace_t state_trace = NULL;
  94   double interference_send = 0.0;
  95   double interference_recv = 0.0;
  96   double interference_send_recv = 0.0;
  97   double max_outgoing_rate = -1.0;
  98
  99   surf_parse_get_double(&power_scale,A_cpu_power);
 100   surf_parse_get_double(&power_initial,A_cpu_availability);
 101   surf_parse_get_trace(&power_trace,A_cpu_availability_file);
 102
 103   xbt_assert0((A_cpu_state==A_cpu_state_ON)||
 104               (A_cpu_state==A_cpu_state_OFF),
 105               "Invalid state")
 106   if (A_cpu_state==A_cpu_state_ON) state_initial = SURF_CPU_ON;
 107   if (A_cpu_state==A_cpu_state_OFF) state_initial = SURF_CPU_OFF;
 108   surf_parse_get_trace(&state_trace,A_cpu_state_file);
 109
 110   surf_parse_get_double(&interference_send,A_cpu_interference_send);
 111   surf_parse_get_double(&interference_recv,A_cpu_interference_recv);
 112   surf_parse_get_double(&interference_send_recv,A_cpu_interference_send_recv);
 113   surf_parse_get_double(&max_outgoing_rate,A_cpu_max_outgoing_rate);
 114
 115   workstation_new(A_cpu_name, power_scale, power_initial, power_trace, state_initial,
 116                   state_trace, interference_send, interference_recv,
 117                   interference_send_recv, max_outgoing_rate);
 118 }
 119
 120 /*********** resource management ***********/
 121
 122 static void *name_service(const char *name)
 123 {
 124   void *workstation = NULL;
 125
 126   xbt_dict_get(workstation_set, name, &workstation);
 127
 128   return workstation;
 129 }
 130
 131 static const char *get_resource_name(void *resource_id)
 132 {
 133   return ((workstation_KCCFLN05_t) resource_id)->name;
 134 }
 135
 136 static int cpu_used(void *resource_id)
 137 {
 138   return lmm_constraint_used(maxmin_system_cpu_KCCFLN05,
 139                              ((workstation_KCCFLN05_t) resource_id)->constraint);
 140 }
 141
 142 static int link_used(void *resource_id)
 143 {
 144   return lmm_constraint_used(maxmin_system_network_KCCFLN05,
 145                              ((network_link_KCCFLN05_t) resource_id)->constraint);
 146 }
 147
 148 static e_surf_cpu_state_t get_state(void *cpu)
 149 {
 150   return ((workstation_KCCFLN05_t) cpu)->state_current;
 151 }
 152
 153 static void update_cpu_KCCFLN05_state(void *id,
 154                                       tmgr_trace_event_t event_type,
 155                                       double value)
 156 {
 157   workstation_KCCFLN05_t cpu = id;
 158
 159   if (event_type == cpu->power_event) {
 160     cpu->power_current = value;
 161     /*** The bound is updated in share_cpu_KCCFLN05_resources ***/
 162     /*     lmm_update_constraint_bound(maxmin_system_cpu_KCCFLN05, cpu->constraint, */
 163     /*                          cpu->power_current * cpu->power_scale); */
 164   } else if (event_type == cpu->state_event) {
 165     if (value > 0)
 166       cpu->state_current = SURF_CPU_ON;
 167     else
 168       cpu->state_current = SURF_CPU_OFF;
 169   } else {
 170     CRITICAL0("Unknown event ! \n");
 171     xbt_abort();
 172   }
 173
 174   return;
 175 }
 176
 177 /**************************************/
 178 /*********** network object ***********/
 179 /**************************************/
 180
 181 static void create_routing_table(void)
 182 {
 183   routing_table = xbt_new0(s_route_KCCFLN05_t, nb_workstation * nb_workstation);
 184 }
 185
 186 static void network_link_free(void *nw_link)
 187 {
 188   free(((network_link_KCCFLN05_t)nw_link)->name);
 189   free(nw_link);
 190 }
 191
 192 static network_link_KCCFLN05_t network_link_new(char *name,
 193                                                  double bw_initial,
 194                                                  tmgr_trace_t bw_trace,
 195                                                  e_surf_network_link_state_t
 196                                                  state_initial,
 197                                                  tmgr_trace_t state_trace)
 198 {
 199   network_link_KCCFLN05_t nw_link = xbt_new0(s_network_link_KCCFLN05_t, 1);
 200
 201
 202   nw_link->resource = (surf_resource_t) surf_network_resource;
 203   nw_link->name = name;
 204   nw_link->bw_current = bw_initial;
 205   if (bw_trace)
 206     nw_link->bw_event =
 207         tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
 208   nw_link->state_current = state_initial;
 209   if (state_trace)
 210     nw_link->state_event =
 211         tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
 212
 213   nw_link->constraint =
 214       lmm_constraint_new(maxmin_system_network_KCCFLN05, nw_link, nw_link->bw_current);
 215
 216   xbt_dict_set(network_link_set, name, nw_link, network_link_free);
 217
 218   return nw_link;
 219 }
 220
 221 static void parse_network_link(void)
 222 {
 223   char *name;
 224   double bw_initial;
 225   tmgr_trace_t bw_trace;
 226   e_surf_network_link_state_t state_initial = SURF_NETWORK_LINK_ON;
 227   tmgr_trace_t state_trace;
 228
 229   name = xbt_strdup(A_network_link_name);
 230   surf_parse_get_double(&bw_initial,A_network_link_bandwidth);
 231   surf_parse_get_trace(&bw_trace, A_network_link_bandwidth_file);
 232
 233   xbt_assert0((A_network_link_state==A_network_link_state_ON)||
 234               (A_network_link_state==A_network_link_state_OFF),
 235               "Invalid state")
 236   if (A_network_link_state==A_network_link_state_ON)
 237     state_initial = SURF_NETWORK_LINK_ON;
 238   if (A_network_link_state==A_network_link_state_OFF)
 239     state_initial = SURF_NETWORK_LINK_OFF;
 240   surf_parse_get_trace(&state_trace,A_network_link_state_file);
 241
 242   network_link_new(name, bw_initial, bw_trace, state_initial, state_trace);
 243 }
 244
 245 static void route_new(int src_id, int dst_id, char **links, int nb_link,
 246                       double impact_on_src, double impact_on_dst,
 247                       double impact_on_src_with_other_recv,
 248                       double impact_on_dst_with_other_send)
 249 {
 250   network_link_KCCFLN05_t *link_list = NULL;
 251   int i;
 252   route_KCCFLN05_t route = &(ROUTE(src_id,dst_id));
 253
 254   route->size= nb_link;
 255   link_list = route->links = xbt_new0(network_link_KCCFLN05_t, nb_link);
 256   for (i = 0; i < nb_link; i++) {
 257     xbt_dict_get(network_link_set, links[i], (void *) &(link_list[i]));
 258     free(links[i]);
 259   }
 260   free(links);
 261   route->impact_on_src=impact_on_src;
 262   route->impact_on_dst=impact_on_src;
 263   route->impact_on_src_with_other_recv=impact_on_src_with_other_recv;
 264   route->impact_on_dst_with_other_send=impact_on_dst_with_other_send;
 265 }
 266
 267 static int nb_link = 0;
 268 static char **link_name = NULL;
 269 static int src_id = -1;
 270 static int dst_id = -1;
 271 static double impact_on_src;
 272 static double impact_on_dst;
 273 static double impact_on_src_with_other_recv;
 274 static double impact_on_dst_with_other_send;
 275
 276 static void parse_route_set_endpoints(void)
 277 {
 278   src_id = ((workstation_KCCFLN05_t) name_service(A_route_src))->id;
 279   dst_id = ((workstation_KCCFLN05_t) name_service(A_route_dst))->id;
 280   surf_parse_get_double(&impact_on_src,A_route_impact_on_src);
 281   surf_parse_get_double(&impact_on_dst,A_route_impact_on_dst);
 282   surf_parse_get_double(&impact_on_src_with_other_recv,A_route_impact_on_src_with_other_recv);
 283   surf_parse_get_double(&impact_on_dst_with_other_send,A_route_impact_on_dst_with_other_send);
 284
 285   nb_link = 0;
 286   link_name = NULL;
 287 }
 288
 289 static void parse_route_elem(void)
 290 {
 291   nb_link++;
 292   link_name = xbt_realloc(link_name, (nb_link) * sizeof(char *));
 293   link_name[(nb_link) - 1] = xbt_strdup(A_route_element_name);
 294 }
 295
 296 static void parse_route_set_route(void)
 297 {
 298   route_new(src_id, dst_id, link_name, nb_link, impact_on_src, impact_on_dst,
 299             impact_on_src_with_other_recv, impact_on_dst_with_other_send);
 300 }
 301
 302 static void parse_file(const char *file)
 303 {
 304   /* Figuring out the workstations */
 305   surf_parse_reset_parser();
 306   ETag_cpu_fun=parse_workstation;
 307   surf_parse_open(file);
 308   xbt_assert1((!surf_parse()),"Parse error in %s",file);
 309   surf_parse_close();
 310
 311   create_routing_table();
 312
 313   /* Figuring out the network links */
 314   surf_parse_reset_parser();
 315   ETag_network_link_fun=parse_network_link;
 316   surf_parse_open(file);
 317   xbt_assert1((!surf_parse()),"Parse error in %s",file);
 318   surf_parse_close();
 319
 320   /* Building the routes */
 321   surf_parse_reset_parser();
 322   STag_route_fun=parse_route_set_endpoints;
 323   ETag_route_element_fun=parse_route_elem;
 324   ETag_route_fun=parse_route_set_route;
 325   surf_parse_open(file);
 326   xbt_assert1((!surf_parse()),"Parse error in %s",file);
 327   surf_parse_close();
 328 }
 329
 330 static void update_network_KCCFLN05_state(void *id,
 331                                           tmgr_trace_event_t event_type,
 332                                           double value)
 333 {
 334   network_link_KCCFLN05_t nw_link = id;
 335
 336   if (event_type == nw_link->bw_event) {
 337     nw_link->bw_current = value;
 338     lmm_update_constraint_bound(maxmin_system_network_KCCFLN05, nw_link->constraint,
 339                                 nw_link->bw_current);
 340   } else if (event_type == nw_link->state_event) {
 341     if (value > 0)
 342       nw_link->state_current = SURF_NETWORK_LINK_ON;
 343     else
 344       nw_link->state_current = SURF_NETWORK_LINK_OFF;
 345   } else {
 346     CRITICAL0("Unknown event ! \n");
 347     xbt_abort();
 348   }
 349
 350   return;
 351 }
 352
 353 /**************************************/
 354 /*************** actions **************/
 355 /**************************************/
 356 /*************** network **************/
 357 static int action_network_KCCFLN05_free(surf_action_t action)
 358 {
 359   int cpt;
 360   surf_action_t act = NULL;
 361   workstation_KCCFLN05_t src = ((surf_action_network_KCCFLN05_t) action)->src;
 362   workstation_KCCFLN05_t dst = ((surf_action_network_KCCFLN05_t) action)->dst;
 363
 364   action->using--;
 365   if(!action->using) {
 366
 367     xbt_swag_remove(action, action->state_set);
 368     if(((surf_action_network_KCCFLN05_t)action)->variable)
 369       lmm_variable_free(maxmin_system_network_KCCFLN05,
 370                         ((surf_action_network_KCCFLN05_t) action)->variable);
 371
 372     xbt_dynar_foreach (src->outgoing_communications,cpt,act) {
 373       if(act==action) {
 374         xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 375         break;
 376       }
 377     }
 378
 379     xbt_dynar_foreach (dst->incomming_communications,cpt,act) {
 380       if(act==action) {
 381         xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 382         break;
 383       }
 384     }
 385
 386     free(action);
 387     return 1;
 388   }
 389   return 0;
 390 }
 391
 392 static double share_network_KCCFLN05_resources(double now)
 393 {
 394  s_surf_action_network_KCCFLN05_t action;
 395  return generic_maxmin_share_resources2(surf_network_resource->common_public->
 396                                         states.running_action_set,
 397                                         xbt_swag_offset(action, variable),
 398                                         maxmin_system_network_KCCFLN05);
 399 }
 400
 401 static void action_network_KCCFLN05_change_state(surf_action_t action,
 402                                                  e_surf_action_state_t state)
 403 {
 404   int cpt;
 405   surf_action_t act = NULL;
 406   workstation_KCCFLN05_t src = ((surf_action_network_KCCFLN05_t) action)->src;
 407   workstation_KCCFLN05_t dst = ((surf_action_network_KCCFLN05_t) action)->dst;
 408
 409 /*   if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
 410 /*     if(((surf_action_network_KCCFLN05_t)action)->variable) { */
 411 /*       lmm_variable_disable(maxmin_system_network_KCCFLN05,  */
 412 /*                         ((surf_action_network_KCCFLN05_t)action)->variable); */
 413 /*       ((surf_action_network_KCCFLN05_t)action)->variable = NULL; */
 414 /*     } */
 415
 416   xbt_dynar_foreach (src->outgoing_communications,cpt,act) {
 417     if(act==action) {
 418       xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 419       break;
 420     }
 421   }
 422
 423   xbt_dynar_foreach (dst->incomming_communications,cpt,act) {
 424     if(act==action) {
 425       xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 426       break;
 427     }
 428   }
 429   surf_action_change_state(action, state);
 430   return;
 431 }
 432
 433 static void update_actions_network_KCCFLN05_state(double now, double delta)
 434 {
 435   surf_action_network_KCCFLN05_t action = NULL;
 436   surf_action_network_KCCFLN05_t next_action = NULL;
 437   xbt_swag_t running_actions =
 438       surf_network_resource->common_public->states.running_action_set;
 439   xbt_swag_t failed_actions =
 440       surf_network_resource->common_public->states.failed_action_set;
 441
 442   xbt_swag_foreach_safe(action, next_action, running_actions) {
 443     surf_double_update(&(action->generic_action.remains),
 444                        lmm_variable_getvalue(action->variable) * delta);
 445     if (action->generic_action.max_duration != NO_MAX_DURATION)
 446           surf_double_update(&(action->generic_action.max_duration), delta);
 447     if ((action->generic_action.remains <= 0.0) &&
 448         (lmm_get_variable_weight(action->variable)>0)) {
 449       action->generic_action.finish = surf_get_clock();
 450       action_network_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 451     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 452                (action->generic_action.max_duration <= 0.0)) {
 453       action->generic_action.finish = surf_get_clock();
 454       action_network_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 455     } else {                    /* Need to check that none of the resource has failed */
 456       /* FIXME : FAILURES ARE NOT HANDLED YET */
 457     }
 458   }
 459
 460   return;
 461 }
 462
 463 static surf_action_t communicate_KCCFLN05(void *src, void *dst, double size,
 464                                           double rate)
 465 {
 466   surf_action_network_KCCFLN05_t action = NULL;
 467   workstation_KCCFLN05_t card_src = src;
 468   workstation_KCCFLN05_t card_dst = dst;
 469   route_KCCFLN05_t route = &ROUTE(card_src->id, card_dst->id);
 470   int i;
 471
 472   action = xbt_new0(s_surf_action_network_KCCFLN05_t, 1);
 473
 474   action->generic_action.using = 1;
 475   action->generic_action.cost = size;
 476   action->generic_action.remains = size;
 477   action->generic_action.max_duration = NO_MAX_DURATION;
 478   action->generic_action.start = -1.0;
 479   action->generic_action.finish = -1.0;
 480   action->generic_action.resource_type =
 481       (surf_resource_t) surf_network_resource;
 482
 483   action->generic_action.state_set =
 484       surf_network_resource->common_public->states.running_action_set;
 485
 486   xbt_swag_insert(action, action->generic_action.state_set);
 487
 488   if(rate>0)
 489     action->variable = lmm_variable_new(maxmin_system_network_KCCFLN05, action, 1.0, rate,
 490                                         route->size+1);
 491   else
 492     action->variable = lmm_variable_new(maxmin_system_network_KCCFLN05, action, 1.0, -1.0,
 493                                         route->size+1);
 494
 495   for (i = 0; i < route->size; i++)
 496     lmm_expand(maxmin_system_network_KCCFLN05, route->links[i]->constraint,
 497                action->variable, 1.0);
 498
 499   if(card_src->bus)
 500     lmm_expand(maxmin_system_network_KCCFLN05, card_src->bus,
 501                action->variable, 1.0);
 502
 503   action->src=src;
 504   action->dst=dst;
 505
 506   xbt_dynar_push(card_src->outgoing_communications,&action);
 507   xbt_dynar_push(card_dst->incomming_communications,&action);
 508
 509   return (surf_action_t) action;
 510 }
 511
 512 static void network_KCCFLN05_action_suspend(surf_action_t action)
 513 {
 514   lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
 515                              ((surf_action_network_KCCFLN05_t) action)->variable, 0.0);
 516 }
 517
 518 static void network_KCCFLN05_action_resume(surf_action_t action)
 519 {
 520   lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
 521                              ((surf_action_network_KCCFLN05_t) action)->variable, 1.0);
 522 }
 523
 524 static int network_KCCFLN05_action_is_suspended(surf_action_t action)
 525 {
 526   return (lmm_get_variable_weight(((surf_action_network_KCCFLN05_t) action)->variable) == 0.0);
 527 }
 528
 529 /***************** CPU ****************/
 530 static int action_cpu_KCCFLN05_free(surf_action_t action)
 531 {
 532   action->using--;
 533   if(!action->using) {
 534     xbt_swag_remove(action, action->state_set);
 535     if(((surf_action_cpu_KCCFLN05_t)action)->variable)
 536       lmm_variable_free(maxmin_system_cpu_KCCFLN05, ((surf_action_cpu_KCCFLN05_t)action)->variable);
 537     free(action);
 538     return 1;
 539   }
 540   return 0;
 541 }
 542
 543 static void action_cpu_KCCFLN05_change_state(surf_action_t action,
 544                                 e_surf_action_state_t state)
 545 {
 546 /*   if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
 547 /*     if(((surf_action_cpu_KCCFLN05_t)action)->variable) { */
 548 /*       lmm_variable_disable(maxmin_system_cpu_KCCFLN05,  */
 549 /*                         ((surf_action_cpu_KCCFLN05_t)action)->variable); */
 550 /*       ((surf_action_cpu_KCCFLN05_t)action)->variable = NULL; */
 551 /*     } */
 552
 553   surf_action_change_state(action, state);
 554   return;
 555 }
 556
 557 /* #define WARNING(format, ...) (fprintf(stderr, "[%s , %s : %d] ", __FILE__, __FUNCTION__, __LINE__),\ */
 558 /*                               fprintf(stderr, format, ## __VA_ARGS__), \ */
 559 /*                               fprintf(stderr, "\n")) */
 560 /* #define VOIRP(expr) WARNING("  {" #expr " = %p }", expr) */
 561 /* #define VOIRD(expr) WARNING("  {" #expr " = %d }", expr) */
 562 /* #define VOIRG(expr) WARNING("  {" #expr " = %lg }", expr) */
 563
 564 static double share_cpu_KCCFLN05_resources(double now)
 565 {
 566   s_surf_action_cpu_KCCFLN05_t s_cpu_action;
 567   lmm_constraint_t cnst = NULL;
 568   workstation_KCCFLN05_t workstation = NULL;
 569   double W=0.0;
 570   double scale=0.0;
 571   int cpt;
 572   surf_action_network_KCCFLN05_t action;
 573
 574   if(surf_get_clock()>=475.895)
 575     {
 576       W=0.0;
 577     }
 578
 579   for(cnst = lmm_get_first_active_constraint(maxmin_system_cpu_KCCFLN05);
 580       cnst;
 581       cnst= lmm_get_next_active_constraint(maxmin_system_cpu_KCCFLN05, cnst))
 582     {
 583       workstation = lmm_constraint_id(cnst);
 584       W=workstation->power_current * workstation->power_scale;
 585
 586       if((!xbt_dynar_length(workstation->incomming_communications)) &&
 587          (!xbt_dynar_length(workstation->outgoing_communications))) {
 588         scale = 1.0;
 589       } else if((!xbt_dynar_length(workstation->incomming_communications)) &&
 590                 (xbt_dynar_length(workstation->outgoing_communications))) {
 591         scale = workstation->interference_send;
 592         xbt_dynar_foreach (workstation->outgoing_communications,cpt,action) {
 593 /*        VOIRD(action->src->id); */
 594 /*        VOIRD(action->dst->id); */
 595 /*        VOIRP(&ROUTE(action->src->id,action->dst->id)); */
 596 /*        VOIRG(ROUTE(action->src->id,action->dst->id).impact_on_src); */
 597           scale -= ROUTE(action->src->id,action->dst->id).impact_on_src *
 598             lmm_variable_getvalue(action->variable);
 599         }
 600         if(scale<0.0) scale=0.0;
 601         xbt_assert0(scale>=0.0,"Negative interference !");
 602       } else if((xbt_dynar_length(workstation->incomming_communications)) &&
 603                 (!xbt_dynar_length(workstation->outgoing_communications))) {
 604         scale = workstation->interference_recv;
 605         xbt_dynar_foreach (workstation->incomming_communications,cpt,action) {
 606           scale -= ROUTE(action->src->id,action->dst->id).impact_on_dst *
 607             lmm_variable_getvalue(action->variable);
 608         }
 609         if(scale<0.0) scale=0.0;
 610         xbt_assert0(scale>=0.0,"Negative interference !");
 611       } else {
 612         scale = workstation->interference_send_recv;
 613         xbt_dynar_foreach (workstation->outgoing_communications,cpt,action) {
 614           scale -= ROUTE(action->src->id,action->dst->id).impact_on_src_with_other_recv *
 615             lmm_variable_getvalue(action->variable);
 616         }
 617         xbt_dynar_foreach (workstation->incomming_communications,cpt,action) {
 618           scale -= ROUTE(action->src->id,action->dst->id).impact_on_dst_with_other_send *
 619             lmm_variable_getvalue(action->variable);
 620         }
 621         if(scale<0.0) scale=0.1;
 622         xbt_assert0(scale>=0.0,"Negative interference !");
 623       }
 624       lmm_update_constraint_bound(maxmin_system_cpu_KCCFLN05,workstation->constraint,
 625                                   W*scale);
 626     }
 627
 628   return generic_maxmin_share_resources2(surf_cpu_resource->common_public->
 629                                          states.running_action_set,
 630                                          xbt_swag_offset(s_cpu_action, variable),
 631                                          maxmin_system_cpu_KCCFLN05);
 632 }
 633
 634 static void update_actions_cpu_KCCFLN05_state(double now, double delta)
 635 {
 636   surf_action_cpu_KCCFLN05_t action = NULL;
 637   surf_action_cpu_KCCFLN05_t next_action = NULL;
 638   xbt_swag_t running_actions =
 639       surf_cpu_resource->common_public->states.running_action_set;
 640   xbt_swag_t failed_actions =
 641       surf_cpu_resource->common_public->states.failed_action_set;
 642
 643   xbt_swag_foreach_safe(action, next_action, running_actions) {
 644     surf_double_update(&(action->generic_action.remains),
 645         lmm_variable_getvalue(action->variable) * delta);
 646     if (action->generic_action.max_duration != NO_MAX_DURATION)
 647       action->generic_action.max_duration -= delta;
 648     if ((action->generic_action.remains <= 0) &&
 649         (lmm_get_variable_weight(action->variable)>0)) {
 650       action->generic_action.finish = surf_get_clock();
 651       action_cpu_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 652     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 653                (action->generic_action.max_duration <= 0)) {
 654       action->generic_action.finish = surf_get_clock();
 655       action_cpu_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 656     } else {                    /* Need to check that none of the resource has failed */
 657       lmm_constraint_t cnst = NULL;
 658       int i = 0;
 659       workstation_KCCFLN05_t cpu = NULL;
 660
 661       while ((cnst =
 662               lmm_get_cnst_from_var(maxmin_system_cpu_KCCFLN05, action->variable,
 663                                     i++))) {
 664         cpu = lmm_constraint_id(cnst);
 665         if (cpu->state_current == SURF_CPU_OFF) {
 666           action->generic_action.finish = surf_get_clock();
 667           action_cpu_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_FAILED);
 668           break;
 669         }
 670       }
 671     }
 672   }
 673
 674   return;
 675 }
 676
 677 static surf_action_t execute_KCCFLN05(void *cpu, double size)
 678 {
 679   surf_action_cpu_KCCFLN05_t action = NULL;
 680   workstation_KCCFLN05_t CPU = cpu;
 681
 682   action = xbt_new0(s_surf_action_cpu_KCCFLN05_t, 1);
 683
 684   action->generic_action.using = 1;
 685   action->generic_action.cost = size;
 686   action->generic_action.remains = size;
 687   action->generic_action.max_duration = NO_MAX_DURATION;
 688   action->generic_action.start = surf_get_clock();
 689   action->generic_action.finish = -1.0;
 690   action->generic_action.resource_type =
 691       (surf_resource_t) surf_cpu_resource;
 692
 693   if (CPU->state_current == SURF_CPU_ON)
 694     action->generic_action.state_set =
 695         surf_cpu_resource->common_public->states.running_action_set;
 696   else
 697     action->generic_action.state_set =
 698         surf_cpu_resource->common_public->states.failed_action_set;
 699   xbt_swag_insert(action, action->generic_action.state_set);
 700
 701   action->variable = lmm_variable_new(maxmin_system_cpu_KCCFLN05, action, 1.0, -1.0, 1);
 702   lmm_expand(maxmin_system_cpu_KCCFLN05, CPU->constraint, action->variable,
 703              1.0);
 704
 705   return (surf_action_t) action;
 706 }
 707
 708 static void cpu_KCCFLN05_action_suspend(surf_action_t action)
 709 {
 710   lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
 711                              ((surf_action_cpu_KCCFLN05_t) action)->variable, 0.0);
 712 }
 713
 714 static void cpu_KCCFLN05_action_resume(surf_action_t action)
 715 {
 716   lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
 717                              ((surf_action_cpu_KCCFLN05_t) action)->variable, 1.0);
 718 }
 719
 720 static int cpu_KCCFLN05_action_is_suspended(surf_action_t action)
 721 {
 722   return (lmm_get_variable_weight(((surf_action_cpu_KCCFLN05_t) action)->variable) == 0.0);
 723 }
 724
 725 /************* workstation ************/
 726 static void action_change_state(surf_action_t action,
 727                                 e_surf_action_state_t state)
 728 {
 729   if(action->resource_type==(surf_resource_t)surf_network_resource)
 730     surf_network_resource->common_public->action_change_state(action,state);
 731   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 732     surf_cpu_resource->common_public->action_change_state(action,state);
 733   else DIE_IMPOSSIBLE;
 734   return;
 735 }
 736
 737 static int action_free(surf_action_t action)
 738 {
 739   if(action->resource_type==(surf_resource_t)surf_network_resource)
 740     return surf_network_resource->common_public->action_free(action);
 741   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 742     return surf_cpu_resource->common_public->action_free(action);
 743   else DIE_IMPOSSIBLE;
 744   return 1;
 745 }
 746
 747 static void action_use(surf_action_t action)
 748 {
 749   if(action->resource_type==(surf_resource_t)surf_network_resource)
 750     surf_network_resource->common_public->action_use(action);
 751   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 752     surf_cpu_resource->common_public->action_use(action);
 753   else DIE_IMPOSSIBLE;
 754   return;
 755 }
 756
 757 static int resource_used(void *resource_id)
 758 {
 759   xbt_assert0(0, "Workstation is a virtual resource. I should not be there!");
 760   return 0;
 761 }
 762
 763 static double share_resources(double now)
 764 {
 765   return -1.0;
 766 }
 767
 768 static void update_actions_state(double now, double delta)
 769 {
 770   return;
 771 }
 772
 773 static void update_resource_state(void *id,
 774                                   tmgr_trace_event_t event_type,
 775                                   double value)
 776 {
 777   xbt_assert0(0, "Workstation is a virtual resource. I should not be there!");
 778   return;
 779 }
 780
 781 static void action_suspend(surf_action_t action)
 782 {
 783   if(action->resource_type==(surf_resource_t)surf_network_resource)
 784     surf_network_resource->common_public->suspend(action);
 785   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 786     surf_cpu_resource->common_public->suspend(action);
 787   else DIE_IMPOSSIBLE;
 788 }
 789
 790 static void action_resume(surf_action_t action)
 791 {
 792   if(action->resource_type==(surf_resource_t)surf_network_resource)
 793     surf_network_resource->common_public->resume(action);
 794   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 795     surf_cpu_resource->common_public->resume(action);
 796   else DIE_IMPOSSIBLE;
 797 }
 798
 799 static int action_is_suspended(surf_action_t action)
 800 {
 801   if(action->resource_type==(surf_resource_t)surf_network_resource)
 802     return surf_network_resource->common_public->is_suspended(action);
 803   if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 804     return surf_cpu_resource->common_public->is_suspended(action);
 805   DIE_IMPOSSIBLE;
 806 }
 807
 808 /**************************************/
 809 /********* Module  creation ***********/
 810 /**************************************/
 811 static void cpu_KCCFLN05_finalize(void)
 812 {
 813   xbt_dict_free(&workstation_set);
 814   xbt_swag_free(surf_cpu_resource->common_public->states.ready_action_set);
 815   xbt_swag_free(surf_cpu_resource->common_public->states.
 816                 running_action_set);
 817   xbt_swag_free(surf_cpu_resource->common_public->states.
 818                 failed_action_set);
 819   xbt_swag_free(surf_cpu_resource->common_public->states.done_action_set);
 820   free(surf_cpu_resource->common_public);
 821   free(surf_cpu_resource->common_private);
 822   free(surf_cpu_resource->extension_public);
 823
 824   free(surf_cpu_resource);
 825   surf_cpu_resource = NULL;
 826
 827   if (maxmin_system_cpu_KCCFLN05) {
 828     lmm_system_free(maxmin_system_cpu_KCCFLN05);
 829     maxmin_system_cpu_KCCFLN05 = NULL;
 830   }
 831 }
 832
 833 static void cpu_KCCFLN05_resource_init_internal(void)
 834 {
 835   s_surf_action_t action;
 836
 837   surf_cpu_resource = xbt_new0(s_surf_cpu_resource_t, 1);
 838
 839   surf_cpu_resource->common_private =
 840       xbt_new0(s_surf_resource_private_t, 1);
 841   surf_cpu_resource->common_public =
 842     xbt_new0(s_surf_resource_public_t, 1);
 843
 844   surf_cpu_resource->extension_public =
 845       xbt_new0(s_surf_cpu_resource_extension_public_t, 1);
 846
 847   surf_cpu_resource->common_public->states.ready_action_set =
 848       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 849   surf_cpu_resource->common_public->states.running_action_set =
 850       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 851   surf_cpu_resource->common_public->states.failed_action_set =
 852       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 853   surf_cpu_resource->common_public->states.done_action_set =
 854       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 855
 856   surf_cpu_resource->common_public->name_service = name_service;
 857   surf_cpu_resource->common_public->get_resource_name = get_resource_name;
 858   surf_cpu_resource->common_public->action_get_state =
 859       surf_action_get_state;
 860   surf_cpu_resource->common_public->action_free = action_cpu_KCCFLN05_free;
 861   surf_cpu_resource->common_public->action_cancel = NULL;
 862   surf_cpu_resource->common_public->action_recycle = NULL;
 863   surf_cpu_resource->common_public->action_change_state = action_cpu_KCCFLN05_change_state;
 864   surf_cpu_resource->common_public->action_set_data = surf_action_set_data;
 865   surf_cpu_resource->common_public->name = "CPU KCCFLN05";
 866
 867   surf_cpu_resource->common_private->resource_used = cpu_used;
 868   surf_cpu_resource->common_private->share_resources = share_cpu_KCCFLN05_resources;
 869   surf_cpu_resource->common_private->update_actions_state =
 870     update_actions_cpu_KCCFLN05_state;
 871   surf_cpu_resource->common_private->update_resource_state =
 872       update_cpu_KCCFLN05_state;
 873   surf_cpu_resource->common_private->finalize = cpu_KCCFLN05_finalize;
 874
 875   surf_cpu_resource->extension_public->execute = execute_KCCFLN05;
 876 /*FIXME*//*   surf_cpu_resource->extension_public->sleep = action_sleep; */
 877
 878   surf_cpu_resource->common_public->suspend = cpu_KCCFLN05_action_suspend;
 879   surf_cpu_resource->common_public->resume = cpu_KCCFLN05_action_resume;
 880   surf_cpu_resource->common_public->is_suspended = cpu_KCCFLN05_action_is_suspended;
 881
 882   surf_cpu_resource->extension_public->get_state = get_state;
 883
 884   workstation_set = xbt_dict_new();
 885
 886   maxmin_system_cpu_KCCFLN05 = lmm_system_new();
 887 }
 888
 889 static void network_KCCFLN05_finalize(void)
 890 {
 891   int i,j;
 892
 893   xbt_dict_free(&network_link_set);
 894   xbt_swag_free(surf_network_resource->common_public->states.
 895                 ready_action_set);
 896   xbt_swag_free(surf_network_resource->common_public->states.
 897                 running_action_set);
 898   xbt_swag_free(surf_network_resource->common_public->states.
 899                 failed_action_set);
 900   xbt_swag_free(surf_network_resource->common_public->states.
 901                 done_action_set);
 902   free(surf_network_resource->common_public);
 903   free(surf_network_resource->common_private);
 904   free(surf_network_resource->extension_public);
 905
 906   free(surf_network_resource);
 907   surf_network_resource = NULL;
 908
 909   for (i = 0; i < nb_workstation; i++)
 910     for (j = 0; j < nb_workstation; j++)
 911       free(ROUTE(i,j).links);
 912   free(routing_table);
 913   routing_table = NULL;
 914   nb_workstation = 0;
 915
 916   if (maxmin_system_network_KCCFLN05) {
 917     lmm_system_free(maxmin_system_network_KCCFLN05);
 918     maxmin_system_network_KCCFLN05 = NULL;
 919   }
 920 }
 921
 922 static void network_KCCFLN05_resource_init_internal(void)
 923 {
 924   s_surf_action_t action;
 925
 926   surf_network_resource = xbt_new0(s_surf_network_resource_t, 1);
 927
 928   surf_network_resource->common_private =
 929       xbt_new0(s_surf_resource_private_t, 1);
 930   surf_network_resource->common_public =
 931       xbt_new0(s_surf_resource_public_t, 1);
 932   surf_network_resource->extension_public =
 933       xbt_new0(s_surf_network_resource_extension_public_t, 1);
 934
 935   surf_network_resource->common_public->states.ready_action_set =
 936       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 937   surf_network_resource->common_public->states.running_action_set =
 938       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 939   surf_network_resource->common_public->states.failed_action_set =
 940       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 941   surf_network_resource->common_public->states.done_action_set =
 942       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 943
 944   surf_network_resource->common_public->name_service = name_service;
 945   surf_network_resource->common_public->get_resource_name = get_resource_name;
 946   surf_network_resource->common_public->action_get_state =
 947       surf_action_get_state;
 948   surf_network_resource->common_public->action_free = action_network_KCCFLN05_free;
 949   surf_network_resource->common_public->action_cancel = NULL;
 950   surf_network_resource->common_public->action_recycle = NULL;
 951   surf_network_resource->common_public->action_change_state = action_network_KCCFLN05_change_state;
 952   surf_network_resource->common_public->action_set_data = surf_action_set_data;
 953   surf_network_resource->common_public->name = "network KCCFLN05";
 954
 955   surf_network_resource->common_private->resource_used = link_used;
 956   surf_network_resource->common_private->share_resources = share_network_KCCFLN05_resources;
 957   surf_network_resource->common_private->update_actions_state =
 958     update_actions_network_KCCFLN05_state;
 959   surf_network_resource->common_private->update_resource_state =
 960     update_network_KCCFLN05_state;
 961   surf_network_resource->common_private->finalize = network_KCCFLN05_finalize;
 962
 963   surf_network_resource->common_public->suspend = network_KCCFLN05_action_suspend;
 964   surf_network_resource->common_public->resume = network_KCCFLN05_action_resume;
 965   surf_network_resource->common_public->is_suspended = network_KCCFLN05_action_is_suspended;
 966
 967   surf_network_resource->extension_public->communicate = communicate_KCCFLN05;
 968
 969   network_link_set = xbt_dict_new();
 970
 971
 972   maxmin_system_network_KCCFLN05 = lmm_system_new();
 973 }
 974
 975 static void workstation_KCCFLN05_finalize(void)
 976 {
 977   xbt_swag_free(surf_workstation_resource->common_public->states.ready_action_set);
 978   xbt_swag_free(surf_workstation_resource->common_public->states.running_action_set);
 979   xbt_swag_free(surf_workstation_resource->common_public->states.failed_action_set);
 980   xbt_swag_free(surf_workstation_resource->common_public->states.done_action_set);
 981
 982   free(surf_workstation_resource->common_public);
 983   free(surf_workstation_resource->common_private);
 984   free(surf_workstation_resource->extension_public);
 985
 986   free(surf_workstation_resource);
 987   surf_workstation_resource = NULL;
 988 }
 989
 990 static void workstation_KCCFLN05_resource_init_internal(void)
 991 {
 992   s_surf_action_t action;
 993
 994   surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
 995
 996   surf_workstation_resource->common_private =
 997       xbt_new0(s_surf_resource_private_t, 1);
 998   surf_workstation_resource->common_public =
 999       xbt_new0(s_surf_resource_public_t, 1);
1000   surf_workstation_resource->extension_public =
1001       xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
1002
1003   surf_workstation_resource->common_public->states.ready_action_set =
1004       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1005   surf_workstation_resource->common_public->states.running_action_set =
1006       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1007   surf_workstation_resource->common_public->states.failed_action_set =
1008       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1009   surf_workstation_resource->common_public->states.done_action_set =
1010       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1011
1012   surf_workstation_resource->common_public->name_service = name_service;
1013   surf_workstation_resource->common_public->get_resource_name =
1014       get_resource_name;
1015   surf_workstation_resource->common_public->action_get_state =
1016       surf_action_get_state;
1017   surf_workstation_resource->common_public->action_free = action_free;
1018   surf_workstation_resource->common_public->action_use = action_use;
1019   surf_workstation_resource->common_public->action_cancel = NULL;
1020   surf_workstation_resource->common_public->action_recycle = NULL;
1021   surf_workstation_resource->common_public->action_change_state = action_change_state;
1022   surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
1023   surf_workstation_resource->common_public->name = "Workstation KCCFLN05";
1024
1025   surf_workstation_resource->common_private->resource_used = resource_used;
1026   surf_workstation_resource->common_private->share_resources = share_resources;
1027   surf_workstation_resource->common_private->update_actions_state = update_actions_state;
1028   surf_workstation_resource->common_private->update_resource_state = update_resource_state;
1029   surf_workstation_resource->common_private->finalize = workstation_KCCFLN05_finalize;
1030
1031
1032   surf_workstation_resource->common_public->suspend = action_suspend;
1033   surf_workstation_resource->common_public->resume = action_resume;
1034   surf_workstation_resource->common_public->is_suspended = action_is_suspended;
1035
1036   surf_workstation_resource->extension_public->execute = execute_KCCFLN05;
1037 /*FIXME*//*  surf_workstation_resource->extension_public->sleep = action_sleep; */
1038   surf_workstation_resource->extension_public->get_state = get_state;
1039   surf_workstation_resource->extension_public->communicate = communicate_KCCFLN05;
1040 }
1041
1042 /**************************************/
1043 /*************** Generic **************/
1044 /**************************************/
1045
1046 void surf_workstation_resource_init_KCCFLN05(const char *filename)
1047 {
1048   xbt_assert0(!surf_cpu_resource,"CPU resource type already defined");
1049   cpu_KCCFLN05_resource_init_internal();
1050   xbt_assert0(!surf_network_resource,"network resource type already defined");
1051   network_KCCFLN05_resource_init_internal();
1052   workstation_KCCFLN05_resource_init_internal();
1053   parse_file(filename);
1054
1055   xbt_dynar_push(resource_list, &surf_network_resource);
1056   xbt_dynar_push(resource_list, &surf_cpu_resource);
1057   xbt_dynar_push(resource_list, &surf_workstation_resource);
1058
1059   if (maxmin_system) { /* To avoid using this useless system */
1060     lmm_system_free(maxmin_system);
1061     maxmin_system = NULL;
1062   }
1063 }