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 "workstation_KCCFLN05_private.h"
  11
  12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(workstation_KCCFLN05, surf,
  13                                 "Logging specific to the SURF workstation module (KCCFLN05)");
  14
  15 static int nb_workstation = 0;
  16 static s_route_KCCFLN05_t *routing_table = NULL;
  17 #define ROUTE(i,j) routing_table[(i)+(j)*nb_workstation]
  18 static network_link_KCCFLN05_t loopback = NULL;
  19
  20 static xbt_dict_t network_link_set = NULL;
  21
  22 /* convenient function */
  23 static void __update_cpu_usage(cpu_KCCFLN05_t cpu)
  24 {
  25   int cpt;
  26   surf_action_workstation_KCCFLN05_t action = NULL;
  27   if ((!xbt_dynar_length(cpu->incomming_communications)) &&
  28       (!xbt_dynar_length(cpu->outgoing_communications))) {
  29     /* No communications */
  30     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  31                                 cpu->power_current * cpu->power_scale);
  32   } else if ((!xbt_dynar_length(cpu->incomming_communications))
  33              && (xbt_dynar_length(cpu->outgoing_communications))) {
  34     /* Emission */
  35     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  36                                 cpu->power_current * cpu->power_scale *
  37                                 cpu->interference_send);
  38     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
  39       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  40                          cpu->power_current * cpu->power_scale *
  41                          ROUTE(action->src->id, action->dst->id).impact_on_src
  42                          );
  43   } else if ((xbt_dynar_length(cpu->incomming_communications)) &&
  44              (!xbt_dynar_length(cpu->outgoing_communications))) {
  45     /* Reception */
  46     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  47                                 cpu->power_current * cpu->power_scale *
  48                                 cpu->interference_recv);
  49     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
  50       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  51                          cpu->power_current * cpu->power_scale *
  52                          ROUTE(action->src->id, action->dst->id).impact_on_dst
  53                          );
  54   } else {
  55     /* Emission & Reception */
  56     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  57                                 cpu->power_current * cpu->power_scale *
  58                                 cpu->interference_send_recv);
  59     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
  60       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  61                          cpu->power_current * cpu->power_scale *
  62                          ROUTE(action->src->id, action->dst->id).impact_on_src_with_other_recv
  63                          );
  64     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
  65       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  66                          cpu->power_current * cpu->power_scale *
  67                          ROUTE(action->src->id, action->dst->id).impact_on_dst_with_other_send
  68                          );
  69   }
  70 }
  71
  72 /**************************************/
  73 /******* Resource Public     **********/
  74 /**************************************/
  75
  76 static void *name_service(const char *name)
  77 {
  78   return xbt_dict_get_or_null(workstation_set, name);
  79 }
  80
  81 static const char *get_resource_name(void *resource_id)
  82 {
  83   /* We can freely cast as a cpu_KCCFLN05_t because it has the same
  84      prefix as network_link_KCCFLN05_t. However, only cpu_KCCFLN05_t
  85      will theoretically be given as an argument here. */
  86   return ((cpu_KCCFLN05_t) resource_id)->name;
  87 }
  88
  89 /* action_get_state is inherited from the surf module */
  90
  91 static void action_use(surf_action_t action)
  92 {
  93   action->using++;
  94   return;
  95 }
  96
  97 static int action_free(surf_action_t action)
  98 {
  99   int cpt;
 100   surf_action_t act = NULL;
 101   cpu_KCCFLN05_t src = ((surf_action_workstation_KCCFLN05_t) action)->src;
 102   cpu_KCCFLN05_t dst = ((surf_action_workstation_KCCFLN05_t) action)->dst;
 103
 104   action->using--;
 105   if (!action->using) {
 106     xbt_swag_remove(action, action->state_set);
 107     if (((surf_action_workstation_KCCFLN05_t) action)->variable)
 108       lmm_variable_free(maxmin_system,
 109                         ((surf_action_workstation_KCCFLN05_t) action)->
 110                         variable);
 111
 112     if(src) {
 113       xbt_dynar_foreach(src->outgoing_communications, cpt, act)
 114         if (act == action) {
 115           xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 116
 117           break;
 118         }
 119       if(!xbt_dynar_length(src->outgoing_communications))
 120         __update_cpu_usage(src);
 121     }
 122     if(dst) {
 123       xbt_dynar_foreach(dst->incomming_communications, cpt, act)
 124         if (act == action) {
 125           xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 126           break;
 127         }
 128       if(!xbt_dynar_length(dst->incomming_communications))
 129         __update_cpu_usage(dst);
 130     }
 131     free(action);
 132     return 1;
 133   }
 134   return 0;
 135 }
 136
 137 static void action_cancel(surf_action_t action)
 138 {
 139   surf_action_change_state(action, SURF_ACTION_FAILED);
 140   return;
 141 }
 142
 143 static void action_recycle(surf_action_t action)
 144 {
 145   DIE_IMPOSSIBLE;
 146   return;
 147 }
 148
 149 /* action_change_state is inherited from the surf module */
 150 /* action_set_data is inherited from the surf module */
 151
 152 static void action_suspend(surf_action_t action)
 153 {
 154   XBT_IN1("(%p))",action);
 155   lmm_update_variable_weight(maxmin_system,
 156                              ((surf_action_workstation_KCCFLN05_t)
 157                               action)->variable, 0.0);
 158   XBT_OUT;
 159 }
 160
 161 static void action_resume(surf_action_t action)
 162 {
 163   XBT_IN1("(%p)",action);
 164   lmm_update_variable_weight(maxmin_system,
 165                              ((surf_action_workstation_KCCFLN05_t)
 166                               action)->variable, 1.0);
 167   XBT_OUT;
 168 }
 169
 170 static int action_is_suspended(surf_action_t action)
 171 {
 172   return (lmm_get_variable_weight
 173           (((surf_action_workstation_KCCFLN05_t) action)->variable) ==
 174           0.0);
 175 }
 176
 177 static void action_set_max_duration(surf_action_t action, double duration)
 178 {                               /* FIXME: should inherit */
 179   XBT_IN2("(%p,%g)",action,duration);
 180   action->max_duration = duration;
 181   XBT_OUT;
 182 }
 183
 184
 185 static void action_set_priority(surf_action_t action, double priority)
 186 {                               /* FIXME: should inherit */
 187   XBT_IN2("(%p,%g)",action,priority);
 188   action->priority = priority;
 189   XBT_OUT;
 190 }
 191
 192 /**************************************/
 193 /******* Resource Private    **********/
 194 /**************************************/
 195
 196 static int resource_used(void *resource_id)
 197 {
 198   /* We can freely cast as a network_link_KCCFLN05_t because it has
 199      the same prefix as cpu_KCCFLN05_t */
 200   if(((cpu_KCCFLN05_t) resource_id)->type == SURF_WORKSTATION_RESOURCE_CPU)
 201     return (lmm_constraint_used(maxmin_system,
 202                                ((cpu_KCCFLN05_t) resource_id)->
 203                                constraint) ||
 204             lmm_constraint_used(maxmin_system,
 205                                 ((cpu_KCCFLN05_t) resource_id)->
 206                                 bus));
 207   else
 208     return lmm_constraint_used(maxmin_system,
 209                                ((network_link_KCCFLN05_t) resource_id)->
 210                                constraint);
 211
 212 }
 213
 214 static double share_resources(double now)
 215 {
 216   s_surf_action_workstation_KCCFLN05_t s_action;
 217   surf_action_workstation_KCCFLN05_t action = NULL;
 218
 219   xbt_swag_t running_actions = surf_workstation_resource->common_public->states.running_action_set;
 220   double min = generic_maxmin_share_resources(running_actions,
 221                                               xbt_swag_offset(s_action, variable));
 222
 223   xbt_swag_foreach(action, running_actions) {
 224     if(action->latency>0) {
 225       if(min<0) min = action->latency;
 226       else if (action->latency<min) min = action->latency;
 227     }
 228   }
 229
 230   return min;
 231 /*   return generic_maxmin_share_resources(surf_workstation_resource->common_public-> */
 232 /*                                      states.running_action_set, */
 233 /*                                      xbt_swag_offset(action, variable)); */
 234 }
 235
 236 static void update_actions_state(double now, double delta)
 237 {
 238   double deltap = 0.0;
 239   surf_action_workstation_KCCFLN05_t action = NULL;
 240   surf_action_workstation_KCCFLN05_t next_action = NULL;
 241   xbt_swag_t running_actions =
 242       surf_workstation_resource->common_public->states.running_action_set;
 243
 244   xbt_swag_foreach_safe(action, next_action, running_actions) {
 245     deltap = delta;
 246     if (action->latency > 0) {
 247       if (action->latency > deltap) {
 248         surf_double_update(&(action->latency), deltap);
 249         deltap = 0.0;
 250       } else {
 251         surf_double_update(&(deltap), action->latency);
 252         action->latency = 0.0;
 253       }
 254       if ((action->latency == 0.0) && !(action->suspended))
 255         lmm_update_variable_weight(maxmin_system, action->variable, 1.0);
 256     }
 257     surf_double_update(&(action->generic_action.remains),
 258                        lmm_variable_getvalue(action->variable) * deltap);
 259     if (action->generic_action.max_duration != NO_MAX_DURATION)
 260       surf_double_update(&(action->generic_action.max_duration), delta);
 261
 262     /*   if(action->generic_action.remains<.00001) action->generic_action.remains=0; */
 263
 264     if ((action->generic_action.remains <= 0) &&
 265         (lmm_get_variable_weight(action->variable)>0)) {
 266       action->generic_action.finish = surf_get_clock();
 267       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 268     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 269                (action->generic_action.max_duration <= 0)) {
 270       action->generic_action.finish = surf_get_clock();
 271       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 272     } else {                    /* Need to check that none of the resource has failed */
 273       lmm_constraint_t cnst = NULL;
 274       int i = 0;
 275       void *constraint_id = NULL;
 276
 277       while ((cnst =
 278               lmm_get_cnst_from_var(maxmin_system, action->variable,
 279                                     i++))) {
 280         constraint_id = lmm_constraint_id(cnst);
 281         if(((((network_link_KCCFLN05_t)constraint_id)->type==
 282              SURF_WORKSTATION_RESOURCE_LINK) &&
 283             (((network_link_KCCFLN05_t)constraint_id)->state_current==
 284              SURF_NETWORK_LINK_OFF)) ||
 285            ((((cpu_KCCFLN05_t)constraint_id)->type==
 286              SURF_WORKSTATION_RESOURCE_CPU) &&
 287             (((cpu_KCCFLN05_t)constraint_id)->state_current==
 288              SURF_CPU_OFF))) {
 289           action->generic_action.finish = surf_get_clock();
 290           surf_action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
 291           break;
 292         }
 293       }
 294     }
 295   }
 296   return;
 297 }
 298
 299 static void update_resource_state(void *id,
 300                                   tmgr_trace_event_t event_type,
 301                                   double value)
 302 {
 303   cpu_KCCFLN05_t cpu = id;
 304   network_link_KCCFLN05_t nw_link = id ;
 305
 306   if(nw_link->type == SURF_WORKSTATION_RESOURCE_LINK) {
 307     if (event_type == nw_link->bw_event) {
 308       nw_link->bw_current = value;
 309       lmm_update_constraint_bound(maxmin_system, nw_link->constraint,
 310                                   nw_link->bw_current);
 311     } else if (event_type == nw_link->lat_event) {
 312       double delta = value - nw_link->lat_current;
 313       lmm_variable_t var = NULL;
 314       surf_action_workstation_KCCFLN05_t action = NULL;
 315
 316       nw_link->lat_current = value;
 317       while (lmm_get_var_from_cnst(maxmin_system, nw_link->constraint, &var)) {
 318         action = lmm_variable_id(var);
 319         action->lat_current += delta;
 320         if(action->rate<0)
 321           lmm_update_variable_bound(maxmin_system, action->variable,
 322                                     SG_TCP_CTE_GAMMA / (2.0 * action->lat_current));
 323         else
 324           lmm_update_variable_bound(maxmin_system, action->variable,
 325                                     min(action->rate,SG_TCP_CTE_GAMMA / (2.0 * action->lat_current)));
 326       }
 327     } else if (event_type == nw_link->state_event) {
 328       if (value > 0)
 329         nw_link->state_current = SURF_NETWORK_LINK_ON;
 330       else
 331         nw_link->state_current = SURF_NETWORK_LINK_OFF;
 332     } else {
 333       CRITICAL0("Unknown event ! \n");
 334       xbt_abort();
 335     }
 336     return;
 337   } else if(cpu->type == SURF_WORKSTATION_RESOURCE_CPU) {
 338     if (event_type == cpu->power_event) {
 339       cpu->power_current = value;
 340       __update_cpu_usage(cpu);
 341     } else if (event_type == cpu->state_event) {
 342       if (value > 0)
 343         cpu->state_current = SURF_CPU_ON;
 344       else
 345         cpu->state_current = SURF_CPU_OFF;
 346     } else {
 347       CRITICAL0("Unknown event ! \n");
 348       xbt_abort();
 349     }
 350     return;
 351   } else {
 352     DIE_IMPOSSIBLE;
 353   }
 354   return;
 355 }
 356
 357 static void finalize(void)
 358 {
 359   int i,j;
 360
 361   xbt_dict_free(&network_link_set);
 362   xbt_dict_free(&workstation_set);
 363   xbt_swag_free(surf_workstation_resource->common_public->states.
 364                 ready_action_set);
 365   xbt_swag_free(surf_workstation_resource->common_public->states.
 366                 running_action_set);
 367   xbt_swag_free(surf_workstation_resource->common_public->states.
 368                 failed_action_set);
 369   xbt_swag_free(surf_workstation_resource->common_public->states.
 370                 done_action_set);
 371
 372   free(surf_workstation_resource->common_public);
 373   free(surf_workstation_resource->common_private);
 374   free(surf_workstation_resource->extension_public);
 375
 376   free(surf_workstation_resource);
 377   surf_workstation_resource = NULL;
 378
 379   for (i = 0; i < nb_workstation; i++)
 380     for (j = 0; j < nb_workstation; j++)
 381       free(ROUTE(i, j).links);
 382   free(routing_table);
 383   routing_table = NULL;
 384   nb_workstation = 0;
 385
 386   if (maxmin_system) {
 387     lmm_system_free(maxmin_system);
 388     maxmin_system = NULL;
 389   }
 390 }
 391
 392 /**************************************/
 393 /******* Resource Private    **********/
 394 /**************************************/
 395
 396 static surf_action_t execute(void *cpu, double size)
 397 {
 398   surf_action_workstation_KCCFLN05_t action = NULL;
 399   cpu_KCCFLN05_t CPU = cpu;
 400
 401   XBT_IN2("(%s,%g)",CPU->name,size);
 402   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 403
 404   action->generic_action.using = 1;
 405   action->generic_action.cost = size;
 406   action->generic_action.remains = size;
 407   action->generic_action.priority = 1.0;
 408   action->generic_action.max_duration = NO_MAX_DURATION;
 409   action->generic_action.start = surf_get_clock();
 410   action->generic_action.finish = -1.0;
 411   action->generic_action.resource_type =
 412       (surf_resource_t) surf_workstation_resource;
 413
 414   if (CPU->state_current == SURF_CPU_ON)
 415     action->generic_action.state_set =
 416         surf_workstation_resource->common_public->states.running_action_set;
 417   else
 418     action->generic_action.state_set =
 419         surf_workstation_resource->common_public->states.failed_action_set;
 420   xbt_swag_insert(action, action->generic_action.state_set);
 421
 422   action->variable = lmm_variable_new(maxmin_system, action,
 423                                       action->generic_action.priority, -1.0, 1);
 424   lmm_expand(maxmin_system, CPU->constraint, action->variable,
 425              1.0);
 426   XBT_OUT;
 427   return (surf_action_t) action;
 428 }
 429
 430 static surf_action_t action_sleep(void *cpu, double duration)
 431 {
 432   surf_action_workstation_KCCFLN05_t action = NULL;
 433
 434   XBT_IN2("(%s,%g)",((cpu_KCCFLN05_t)cpu)->name,duration);
 435
 436   action = (surf_action_workstation_KCCFLN05_t) execute(cpu, 1.0);
 437   action->generic_action.max_duration = duration;
 438   lmm_update_variable_weight(maxmin_system, action->variable, 0.0);
 439
 440   XBT_OUT;
 441   return (surf_action_t) action;
 442 }
 443
 444 static e_surf_cpu_state_t resource_get_state(void *cpu)
 445 {
 446   return ((cpu_KCCFLN05_t) cpu)->state_current;
 447 }
 448
 449 static double get_speed(void *cpu, double load)
 450 {
 451   return load*(((cpu_KCCFLN05_t) cpu)->power_scale);
 452 }
 453
 454 static surf_action_t communicate(void *src, void *dst, double size, double rate)
 455 {
 456   surf_action_workstation_KCCFLN05_t action = NULL;
 457   cpu_KCCFLN05_t card_src = src;
 458   cpu_KCCFLN05_t card_dst = dst;
 459   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 460   int route_size = route->size;
 461   int i;
 462
 463   XBT_IN4("(%s,%s,%g,%g)",card_src->name,card_dst->name,size,rate);
 464   xbt_assert2(route_size,"You're trying to send data from %s to %s but there is no connexion between these two cards.", card_src->name, card_dst->name);
 465
 466   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 467
 468   action->generic_action.using = 1;
 469   action->generic_action.cost = size;
 470   action->generic_action.remains = size;
 471   action->generic_action.max_duration = NO_MAX_DURATION;
 472   action->generic_action.start = -1.0;
 473   action->generic_action.finish = -1.0;
 474   action->src = src;
 475   action->dst = dst;
 476   action->generic_action.resource_type =
 477     (surf_resource_t) surf_workstation_resource;
 478   action->suspended = 0;  /* Should be useless because of the
 479                              calloc but it seems to help valgrind... */
 480   action->generic_action.state_set =
 481       surf_workstation_resource->common_public->states.running_action_set;
 482
 483   xbt_dynar_push(card_src->outgoing_communications, &action);
 484   xbt_dynar_push(card_dst->incomming_communications, &action);
 485
 486   xbt_swag_insert(action, action->generic_action.state_set);
 487   action->rate = rate;
 488
 489   action->latency = 0.0;
 490   for (i = 0; i < route_size; i++)
 491     action->latency += route->links[i]->lat_current;
 492   action->lat_current = action->latency;
 493
 494   if(action->latency>0)
 495     action->variable = lmm_variable_new(maxmin_system, action, 0.0, -1.0,
 496                                         route_size+4); /* +1 for the src bus
 497                                                           +1 for the dst bus
 498                                                           +1 for the src cpu
 499                                                           +1 for the dst cpu */
 500   else
 501     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 502                                         route_size+4);
 503
 504   if(action->rate<0) {
 505     if(action->lat_current>0)
 506       lmm_update_variable_bound(maxmin_system, action->variable,
 507                                 SG_TCP_CTE_GAMMA / (2.0 * action->lat_current));
 508     else
 509       lmm_update_variable_bound(maxmin_system, action->variable, -1.0);
 510   } else {
 511     if(action->lat_current>0)
 512       lmm_update_variable_bound(maxmin_system, action->variable,
 513                                 min(action->rate,SG_TCP_CTE_GAMMA / (2.0 * action->lat_current)));
 514     else
 515       lmm_update_variable_bound(maxmin_system, action->variable, action->rate);
 516   }
 517
 518   for (i = 0; i < route_size; i++)
 519     lmm_expand(maxmin_system, route->links[i]->constraint, action->variable, 1.0);
 520   if (card_src->bus)
 521     lmm_expand(maxmin_system, card_src->bus, action->variable, 1.0);
 522   if (card_dst->bus)
 523     lmm_expand(maxmin_system, card_dst->bus, action->variable, 1.0);
 524   lmm_expand(maxmin_system, card_src->constraint, action->variable, 0.0);
 525   lmm_expand(maxmin_system, card_dst->constraint, action->variable, 0.0);
 526
 527   XBT_OUT;
 528   return (surf_action_t) action;
 529 }
 530
 531 /* FIXME: execute_parallel_task */
 532 static surf_action_t execute_parallel_task(int cpu_nb,
 533                                            void **cpu_list,
 534                                            double *computation_amount,
 535                                            double *communication_amount,
 536                                            double amount,
 537                                            double rate)
 538 {
 539   DIE_IMPOSSIBLE;
 540   return NULL;
 541 }
 542
 543
 544 /**************************************/
 545 /*** Resource Creation & Destruction **/
 546 /**************************************/
 547
 548 static void cpu_free(void *cpu)
 549 {
 550   free(((cpu_KCCFLN05_t) cpu)->name);
 551   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->incomming_communications));
 552   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->outgoing_communications));
 553   free(cpu);
 554 }
 555
 556 static cpu_KCCFLN05_t cpu_new(const char *name, double power_scale,
 557                               double power_initial,
 558                               tmgr_trace_t power_trace,
 559                               e_surf_cpu_state_t state_initial,
 560                               tmgr_trace_t state_trace,
 561                               double interference_send,
 562                               double interference_recv,
 563                               double interference_send_recv,
 564                               double max_outgoing_rate)
 565 {
 566   cpu_KCCFLN05_t cpu = xbt_new0(s_cpu_KCCFLN05_t, 1);
 567
 568   cpu->resource = (surf_resource_t) surf_workstation_resource;
 569   cpu->type = SURF_WORKSTATION_RESOURCE_CPU;
 570   cpu->name = xbt_strdup(name);
 571   cpu->id = nb_workstation++;
 572
 573   cpu->power_scale = power_scale;
 574   xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
 575
 576   cpu->power_current = power_initial;
 577   if (power_trace)
 578     cpu->power_event =
 579         tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
 580
 581   cpu->state_current = state_initial;
 582   if (state_trace)
 583     cpu->state_event =
 584         tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
 585
 586   cpu->interference_send = interference_send;
 587   cpu->interference_recv = interference_recv;
 588   cpu->interference_send_recv = interference_send_recv;
 589
 590   cpu->constraint =
 591       lmm_constraint_new(maxmin_system, cpu,
 592                          cpu->power_current * cpu->power_scale);
 593   if (max_outgoing_rate > 0)
 594     cpu->bus = lmm_constraint_new(maxmin_system, cpu, max_outgoing_rate);
 595
 596   cpu->incomming_communications =
 597       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 598   cpu->outgoing_communications =
 599       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 600
 601   xbt_dict_set(workstation_set, name, cpu, cpu_free);
 602
 603   return cpu;
 604 }
 605
 606 static void parse_cpu(void)
 607 {
 608   double power_scale = 0.0;
 609   double power_initial = 0.0;
 610   tmgr_trace_t power_trace = NULL;
 611   e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
 612   tmgr_trace_t state_trace = NULL;
 613   double interference_send = 0.0;
 614   double interference_recv = 0.0;
 615   double interference_send_recv = 0.0;
 616   double max_outgoing_rate = -1.0;
 617
 618   surf_parse_get_double(&power_scale, A_surfxml_cpu_power);
 619   surf_parse_get_double(&power_initial, A_surfxml_cpu_availability);
 620   surf_parse_get_trace(&power_trace, A_surfxml_cpu_availability_file);
 621
 622   xbt_assert0((A_surfxml_cpu_state == A_surfxml_cpu_state_ON) ||
 623               (A_surfxml_cpu_state == A_surfxml_cpu_state_OFF),
 624               "Invalid state");
 625   if (A_surfxml_cpu_state == A_surfxml_cpu_state_ON)
 626     state_initial = SURF_CPU_ON;
 627   if (A_surfxml_cpu_state == A_surfxml_cpu_state_OFF)
 628     state_initial = SURF_CPU_OFF;
 629   surf_parse_get_trace(&state_trace, A_surfxml_cpu_state_file);
 630
 631   surf_parse_get_double(&interference_send,
 632                         A_surfxml_cpu_interference_send);
 633   surf_parse_get_double(&interference_recv,
 634                         A_surfxml_cpu_interference_recv);
 635   surf_parse_get_double(&interference_send_recv,
 636                         A_surfxml_cpu_interference_send_recv);
 637   surf_parse_get_double(&max_outgoing_rate,
 638                         A_surfxml_cpu_max_outgoing_rate);
 639
 640   cpu_new(A_surfxml_cpu_name, power_scale, power_initial, power_trace,
 641           state_initial, state_trace, interference_send, interference_recv,
 642           interference_send_recv, max_outgoing_rate);
 643 }
 644
 645 static void create_routing_table(void)
 646 {
 647   routing_table =
 648       xbt_new0(s_route_KCCFLN05_t, nb_workstation * nb_workstation);
 649 }
 650
 651 static void network_link_free(void *nw_link)
 652 {
 653   free(((network_link_KCCFLN05_t) nw_link)->name);
 654   free(nw_link);
 655 }
 656
 657 static network_link_KCCFLN05_t network_link_new(char *name,
 658                                                 double bw_initial,
 659                                                 tmgr_trace_t bw_trace,
 660                                                 double lat_initial,
 661                                                 tmgr_trace_t lat_trace,
 662                                                 e_surf_network_link_state_t
 663                                                 state_initial,
 664                                                 tmgr_trace_t state_trace,
 665                                                 e_surf_network_link_sharing_policy_t policy)
 666 {
 667   network_link_KCCFLN05_t nw_link = xbt_new0(s_network_link_KCCFLN05_t, 1);
 668
 669
 670   nw_link->resource = (surf_resource_t) surf_workstation_resource;
 671   nw_link->type = SURF_WORKSTATION_RESOURCE_LINK;
 672   nw_link->name = name;
 673   nw_link->bw_current = bw_initial;
 674   if (bw_trace)
 675     nw_link->bw_event =
 676         tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
 677   nw_link->state_current = state_initial;
 678   nw_link->lat_current = lat_initial;
 679   if (lat_trace)
 680     nw_link->lat_event =
 681         tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
 682   if (state_trace)
 683     nw_link->state_event =
 684         tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
 685
 686   nw_link->constraint =
 687       lmm_constraint_new(maxmin_system, nw_link, nw_link->bw_current);
 688
 689   if(policy == SURF_NETWORK_LINK_FATPIPE)
 690     lmm_constraint_shared(nw_link->constraint);
 691
 692   xbt_dict_set(network_link_set, name, nw_link, network_link_free);
 693
 694   return nw_link;
 695 }
 696
 697 static void parse_network_link(void)
 698 {
 699   char *name;
 700   double bw_initial;
 701   tmgr_trace_t bw_trace;
 702   double lat_initial;
 703   tmgr_trace_t lat_trace;
 704   e_surf_network_link_state_t state_initial = SURF_NETWORK_LINK_ON;
 705   e_surf_network_link_sharing_policy_t policy_initial = SURF_NETWORK_LINK_SHARED;
 706   tmgr_trace_t state_trace;
 707
 708   name = xbt_strdup(A_surfxml_network_link_name);
 709   surf_parse_get_double(&bw_initial,A_surfxml_network_link_bandwidth);
 710   surf_parse_get_trace(&bw_trace, A_surfxml_network_link_bandwidth_file);
 711   surf_parse_get_double(&lat_initial,A_surfxml_network_link_latency);
 712   surf_parse_get_trace(&lat_trace, A_surfxml_network_link_latency_file);
 713
 714   xbt_assert0((A_surfxml_network_link_state==A_surfxml_network_link_state_ON)||
 715               (A_surfxml_network_link_state==A_surfxml_network_link_state_OFF),
 716               "Invalid state");
 717   if (A_surfxml_network_link_state==A_surfxml_network_link_state_ON)
 718     state_initial = SURF_NETWORK_LINK_ON;
 719   else if (A_surfxml_network_link_state==A_surfxml_network_link_state_OFF)
 720     state_initial = SURF_NETWORK_LINK_OFF;
 721
 722   if (A_surfxml_network_link_sharing_policy==A_surfxml_network_link_sharing_policy_SHARED)
 723     policy_initial = SURF_NETWORK_LINK_SHARED;
 724   else if (A_surfxml_network_link_sharing_policy==A_surfxml_network_link_sharing_policy_FATPIPE)
 725     policy_initial = SURF_NETWORK_LINK_FATPIPE;
 726
 727   surf_parse_get_trace(&state_trace,A_surfxml_network_link_state_file);
 728
 729   network_link_new(name, bw_initial, bw_trace,
 730                    lat_initial, lat_trace, state_initial, state_trace,
 731                    policy_initial);
 732 }
 733
 734 static void route_new(int src_id, int dst_id, char **links, int nb_link,
 735                       double impact_on_src, double impact_on_dst,
 736                       double impact_on_src_with_other_recv,
 737                       double impact_on_dst_with_other_send)
 738 {
 739   network_link_KCCFLN05_t *link_list = NULL;
 740   int i;
 741   route_KCCFLN05_t route = &(ROUTE(src_id, dst_id));
 742
 743   route->size = nb_link;
 744   link_list = route->links = xbt_new0(network_link_KCCFLN05_t, nb_link);
 745   for (i = 0; i < nb_link; i++) {
 746     link_list[i] = xbt_dict_get_or_null(network_link_set, links[i]);
 747     free(links[i]);
 748   }
 749   free(links);
 750   route->impact_on_src = impact_on_src;
 751   route->impact_on_dst = impact_on_src;
 752   route->impact_on_src_with_other_recv = impact_on_src_with_other_recv;
 753   route->impact_on_dst_with_other_send = impact_on_dst_with_other_send;
 754 }
 755
 756 static int nb_link = 0;
 757 static char **link_name = NULL;
 758 static int src_id = -1;
 759 static int dst_id = -1;
 760 static double impact_on_src;
 761 static double impact_on_dst;
 762 static double impact_on_src_with_other_recv;
 763 static double impact_on_dst_with_other_send;
 764
 765 static void parse_route_set_endpoints(void)
 766 {
 767   src_id = ((cpu_KCCFLN05_t) name_service(A_surfxml_route_src))->id;
 768   dst_id = ((cpu_KCCFLN05_t) name_service(A_surfxml_route_dst))->id;
 769   surf_parse_get_double(&impact_on_src, A_surfxml_route_impact_on_src);
 770   surf_parse_get_double(&impact_on_dst, A_surfxml_route_impact_on_dst);
 771   surf_parse_get_double(&impact_on_src_with_other_recv,
 772                         A_surfxml_route_impact_on_src_with_other_recv);
 773   surf_parse_get_double(&impact_on_dst_with_other_send,
 774                         A_surfxml_route_impact_on_dst_with_other_send);
 775
 776   nb_link = 0;
 777   link_name = NULL;
 778 }
 779
 780 static void parse_route_elem(void)
 781 {
 782   nb_link++;
 783   link_name = xbt_realloc(link_name, (nb_link) * sizeof(char *));
 784   link_name[(nb_link) - 1] = xbt_strdup(A_surfxml_route_element_name);
 785 }
 786
 787 static void parse_route_set_route(void)
 788 {
 789   route_new(src_id, dst_id, link_name, nb_link, impact_on_src,
 790             impact_on_dst, impact_on_src_with_other_recv,
 791             impact_on_dst_with_other_send);
 792 }
 793
 794 static void parse_file(const char *file)
 795 {
 796   int i ;
 797
 798   /* Figuring out the cpus */
 799   surf_parse_reset_parser();
 800   ETag_surfxml_cpu_fun = parse_cpu;
 801   surf_parse_open(file);
 802   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 803   surf_parse_close();
 804
 805   create_routing_table();
 806
 807   /* Figuring out the network links */
 808   surf_parse_reset_parser();
 809   ETag_surfxml_network_link_fun = parse_network_link;
 810   surf_parse_open(file);
 811   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 812   surf_parse_close();
 813
 814   /* Building the routes */
 815   surf_parse_reset_parser();
 816   STag_surfxml_route_fun = parse_route_set_endpoints;
 817   ETag_surfxml_route_element_fun = parse_route_elem;
 818   ETag_surfxml_route_fun = parse_route_set_route;
 819   surf_parse_open(file);
 820   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 821   surf_parse_close();
 822
 823   /* Adding loopback if needed */
 824   for (i = 0; i < nb_workstation; i++)
 825     if(!ROUTE(i,i).size) {
 826       if(!loopback)
 827         loopback = network_link_new(xbt_strdup("__MSG_loopback__"),
 828                                    498.00, NULL, 0.000015, NULL,
 829                                    SURF_NETWORK_LINK_ON, NULL,
 830                                    SURF_NETWORK_LINK_FATPIPE);
 831       ROUTE(i,i).size=1;
 832       ROUTE(i,i).links = xbt_new0(network_link_KCCFLN05_t, 1);
 833       ROUTE(i,i).links[0] = loopback;
 834     }
 835
 836 }
 837
 838 /**************************************/
 839 /********* Module  creation ***********/
 840 /**************************************/
 841
 842 static void resource_init_internal(void)
 843 {
 844   s_surf_action_t action;
 845
 846   surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
 847
 848   surf_workstation_resource->common_private =
 849       xbt_new0(s_surf_resource_private_t, 1);
 850   surf_workstation_resource->common_public =
 851       xbt_new0(s_surf_resource_public_t, 1);
 852   surf_workstation_resource->extension_public =
 853       xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
 854
 855   surf_workstation_resource->common_public->states.ready_action_set =
 856       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 857   surf_workstation_resource->common_public->states.running_action_set =
 858       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 859   surf_workstation_resource->common_public->states.failed_action_set =
 860       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 861   surf_workstation_resource->common_public->states.done_action_set =
 862       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 863
 864   surf_workstation_resource->common_public->name_service = name_service;
 865   surf_workstation_resource->common_public->get_resource_name = get_resource_name;
 866   surf_workstation_resource->common_public->action_get_state = surf_action_get_state;
 867   surf_workstation_resource->common_public->action_use = action_use;
 868   surf_workstation_resource->common_public->action_free = action_free;
 869   surf_workstation_resource->common_public->action_cancel = action_cancel;
 870   surf_workstation_resource->common_public->action_recycle = action_recycle;
 871   surf_workstation_resource->common_public->action_change_state = surf_action_change_state;
 872   surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
 873   surf_workstation_resource->common_public->suspend = action_suspend;
 874   surf_workstation_resource->common_public->resume = action_resume;
 875   surf_workstation_resource->common_public->is_suspended = action_is_suspended;
 876   surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
 877   surf_workstation_resource->common_public->set_priority = action_set_priority;
 878   surf_workstation_resource->common_public->name = "Workstation KCCFLN05";
 879
 880   surf_workstation_resource->common_private->resource_used = resource_used;
 881   surf_workstation_resource->common_private->share_resources = share_resources;
 882   surf_workstation_resource->common_private->update_actions_state = update_actions_state;
 883   surf_workstation_resource->common_private->update_resource_state = update_resource_state;
 884   surf_workstation_resource->common_private->finalize = finalize;
 885
 886   surf_workstation_resource->extension_public->execute = execute;
 887   surf_workstation_resource->extension_public->sleep = action_sleep;
 888   surf_workstation_resource->extension_public->get_state = resource_get_state;
 889   surf_workstation_resource->extension_public->communicate = communicate;
 890   surf_workstation_resource->extension_public->execute_parallel_task = execute_parallel_task;
 891
 892   workstation_set = xbt_dict_new();
 893   network_link_set = xbt_dict_new();
 894
 895   xbt_assert0(maxmin_system, "surf_init has to be called first!");
 896 }
 897
 898 /**************************************/
 899 /*************** Generic **************/
 900 /**************************************/
 901 void surf_workstation_resource_init_KCCFLN05(const char *filename)
 902 {
 903   xbt_assert0(!surf_cpu_resource, "CPU resource type already defined");
 904   xbt_assert0(!surf_network_resource, "network resource type already defined");
 905   resource_init_internal();
 906   parse_file(filename);
 907
 908   xbt_dynar_push(resource_list, &surf_workstation_resource);
 909 }