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     if(src)
 112       xbt_dynar_foreach(src->outgoing_communications, cpt, act)
 113         if (act == action) {
 114           xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 115           break;
 116         }
 117
 118     if(dst)
 119       xbt_dynar_foreach(dst->incomming_communications, cpt, act)
 120         if (act == action) {
 121           xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 122           break;
 123         }
 124
 125     if(src && (!xbt_dynar_length(src->outgoing_communications)))
 126       __update_cpu_usage(src);
 127     if(dst && (!xbt_dynar_length(dst->incomming_communications)))
 128       __update_cpu_usage(dst);
 129
 130     free(action);
 131     return 1;
 132   }
 133   return 0;
 134 }
 135
 136 static void action_cancel(surf_action_t action)
 137 {
 138   surf_action_change_state(action, SURF_ACTION_FAILED);
 139   return;
 140 }
 141
 142 static void action_recycle(surf_action_t action)
 143 {
 144   DIE_IMPOSSIBLE;
 145   return;
 146 }
 147
 148 /* action_change_state is inherited from the surf module */
 149 /* action_set_data is inherited from the surf module */
 150
 151 static void action_suspend(surf_action_t action)
 152 {
 153   XBT_IN1("(%p))",action);
 154   ((surf_action_workstation_KCCFLN05_t) action)->suspended = 1;
 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   if(((surf_action_workstation_KCCFLN05_t)action)->lat_current==0.0)
 165     lmm_update_variable_weight(maxmin_system,
 166                                ((surf_action_workstation_KCCFLN05_t)
 167                                 action)->variable, 1.0);
 168   else
 169     lmm_update_variable_weight(maxmin_system,
 170                                ((surf_action_workstation_KCCFLN05_t) action)->variable,
 171                                ((surf_action_workstation_KCCFLN05_t) action)->lat_current);
 172
 173   ((surf_action_workstation_KCCFLN05_t) action)->suspended = 0;
 174   XBT_OUT;
 175 }
 176
 177 static int action_is_suspended(surf_action_t action)
 178 {
 179   return (((surf_action_workstation_KCCFLN05_t) action)->suspended);
 180 }
 181
 182 static void action_set_max_duration(surf_action_t action, double duration)
 183 {                               /* FIXME: should inherit */
 184   XBT_IN2("(%p,%g)",action,duration);
 185   action->max_duration = duration;
 186   XBT_OUT;
 187 }
 188
 189
 190 static void action_set_priority(surf_action_t action, double priority)
 191 {                               /* FIXME: should inherit */
 192   XBT_IN2("(%p,%g)",action,priority);
 193   action->priority = priority;
 194   XBT_OUT;
 195 }
 196
 197 /**************************************/
 198 /******* Resource Private    **********/
 199 /**************************************/
 200
 201 static int resource_used(void *resource_id)
 202 {
 203   /* We can freely cast as a network_link_KCCFLN05_t because it has
 204      the same prefix as cpu_KCCFLN05_t */
 205   if(((cpu_KCCFLN05_t) resource_id)->type == SURF_WORKSTATION_RESOURCE_CPU)
 206     return (lmm_constraint_used(maxmin_system,
 207                                ((cpu_KCCFLN05_t) resource_id)->
 208                                constraint) ||
 209             ((((cpu_KCCFLN05_t) resource_id)->bus)?
 210              lmm_constraint_used(maxmin_system,
 211                                 ((cpu_KCCFLN05_t) resource_id)->
 212                                 bus):0));
 213   else
 214     return lmm_constraint_used(maxmin_system,
 215                                ((network_link_KCCFLN05_t) resource_id)->
 216                                constraint);
 217
 218 }
 219
 220 static double share_resources(double now)
 221 {
 222   s_surf_action_workstation_KCCFLN05_t s_action;
 223   surf_action_workstation_KCCFLN05_t action = NULL;
 224
 225   xbt_swag_t running_actions = surf_workstation_resource->common_public->states.running_action_set;
 226   double min = generic_maxmin_share_resources(running_actions,
 227                                               xbt_swag_offset(s_action, variable));
 228
 229   xbt_swag_foreach(action, running_actions) {
 230     if(action->latency>0) {
 231       if(min<0) min = action->latency;
 232       else if (action->latency<min) min = action->latency;
 233     }
 234   }
 235
 236   return min;
 237 /*   return generic_maxmin_share_resources(surf_workstation_resource->common_public-> */
 238 /*                                      states.running_action_set, */
 239 /*                                      xbt_swag_offset(action, variable)); */
 240 }
 241
 242 static void update_actions_state(double now, double delta)
 243 {
 244   double deltap = 0.0;
 245   surf_action_workstation_KCCFLN05_t action = NULL;
 246   surf_action_workstation_KCCFLN05_t next_action = NULL;
 247   xbt_swag_t running_actions =
 248       surf_workstation_resource->common_public->states.running_action_set;
 249
 250   xbt_swag_foreach_safe(action, next_action, running_actions) {
 251     deltap = delta;
 252     if (action->latency > 0) {
 253       if (action->latency > deltap) {
 254         surf_double_update(&(action->latency), deltap);
 255         deltap = 0.0;
 256       } else {
 257         surf_double_update(&(deltap), action->latency);
 258         action->latency = 0.0;
 259       }
 260       if ((action->latency == 0.0) && !(action->suspended))
 261         lmm_update_variable_weight(maxmin_system, action->variable, 1.0);
 262     }
 263     surf_double_update(&(action->generic_action.remains),
 264                        lmm_variable_getvalue(action->variable) * deltap);
 265     if (action->generic_action.max_duration != NO_MAX_DURATION)
 266       surf_double_update(&(action->generic_action.max_duration), delta);
 267
 268     /*   if(action->generic_action.remains<.00001) action->generic_action.remains=0; */
 269
 270     if ((action->generic_action.remains <= 0) &&
 271         (lmm_get_variable_weight(action->variable)>0)) {
 272       action->generic_action.finish = surf_get_clock();
 273       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 274     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 275                (action->generic_action.max_duration <= 0)) {
 276       action->generic_action.finish = surf_get_clock();
 277       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 278     } else {                    /* Need to check that none of the resource has failed */
 279       lmm_constraint_t cnst = NULL;
 280       int i = 0;
 281       void *constraint_id = NULL;
 282
 283       while ((cnst =
 284               lmm_get_cnst_from_var(maxmin_system, action->variable,
 285                                     i++))) {
 286         constraint_id = lmm_constraint_id(cnst);
 287         if(((((network_link_KCCFLN05_t)constraint_id)->type==
 288              SURF_WORKSTATION_RESOURCE_LINK) &&
 289             (((network_link_KCCFLN05_t)constraint_id)->state_current==
 290              SURF_NETWORK_LINK_OFF)) ||
 291            ((((cpu_KCCFLN05_t)constraint_id)->type==
 292              SURF_WORKSTATION_RESOURCE_CPU) &&
 293             (((cpu_KCCFLN05_t)constraint_id)->state_current==
 294              SURF_CPU_OFF))) {
 295           action->generic_action.finish = surf_get_clock();
 296           surf_action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
 297           break;
 298         }
 299       }
 300     }
 301   }
 302   return;
 303 }
 304
 305 static void update_resource_state(void *id,
 306                                   tmgr_trace_event_t event_type,
 307                                   double value)
 308 {
 309   cpu_KCCFLN05_t cpu = id;
 310   network_link_KCCFLN05_t nw_link = id ;
 311
 312   if(nw_link->type == SURF_WORKSTATION_RESOURCE_LINK) {
 313     if (event_type == nw_link->bw_event) {
 314       nw_link->bw_current = value;
 315       lmm_update_constraint_bound(maxmin_system, nw_link->constraint,
 316                                   nw_link->bw_current);
 317     } else if (event_type == nw_link->lat_event) {
 318       double delta = value - nw_link->lat_current;
 319       lmm_variable_t var = NULL;
 320       surf_action_workstation_KCCFLN05_t action = NULL;
 321
 322       nw_link->lat_current = value;
 323       while (lmm_get_var_from_cnst(maxmin_system, nw_link->constraint, &var)) {
 324         action = lmm_variable_id(var);
 325         action->lat_current += delta;
 326         if(action->rate<0)
 327           lmm_update_variable_bound(maxmin_system, action->variable,
 328                                     SG_TCP_CTE_GAMMA / (2.0 * action->lat_current));
 329         else
 330           lmm_update_variable_bound(maxmin_system, action->variable,
 331                                     min(action->rate,SG_TCP_CTE_GAMMA / (2.0 * action->lat_current)));
 332         if(!(action->suspended))
 333           lmm_update_variable_weight(maxmin_system, action->variable,
 334                                      action->lat_current);
 335       }
 336     } else if (event_type == nw_link->state_event) {
 337       if (value > 0)
 338         nw_link->state_current = SURF_NETWORK_LINK_ON;
 339       else
 340         nw_link->state_current = SURF_NETWORK_LINK_OFF;
 341     } else {
 342       CRITICAL0("Unknown event ! \n");
 343       xbt_abort();
 344     }
 345     return;
 346   } else if(cpu->type == SURF_WORKSTATION_RESOURCE_CPU) {
 347     if (event_type == cpu->power_event) {
 348       cpu->power_current = value;
 349       __update_cpu_usage(cpu);
 350     } else if (event_type == cpu->state_event) {
 351       if (value > 0)
 352         cpu->state_current = SURF_CPU_ON;
 353       else
 354         cpu->state_current = SURF_CPU_OFF;
 355     } else {
 356       CRITICAL0("Unknown event ! \n");
 357       xbt_abort();
 358     }
 359     return;
 360   } else {
 361     DIE_IMPOSSIBLE;
 362   }
 363   return;
 364 }
 365
 366 static void finalize(void)
 367 {
 368   int i,j;
 369
 370   xbt_dict_free(&network_link_set);
 371   xbt_dict_free(&workstation_set);
 372   xbt_swag_free(surf_workstation_resource->common_public->states.
 373                 ready_action_set);
 374   xbt_swag_free(surf_workstation_resource->common_public->states.
 375                 running_action_set);
 376   xbt_swag_free(surf_workstation_resource->common_public->states.
 377                 failed_action_set);
 378   xbt_swag_free(surf_workstation_resource->common_public->states.
 379                 done_action_set);
 380
 381   free(surf_workstation_resource->common_public);
 382   free(surf_workstation_resource->common_private);
 383   free(surf_workstation_resource->extension_public);
 384
 385   free(surf_workstation_resource);
 386   surf_workstation_resource = NULL;
 387
 388   for (i = 0; i < nb_workstation; i++)
 389     for (j = 0; j < nb_workstation; j++)
 390       free(ROUTE(i, j).links);
 391   free(routing_table);
 392   routing_table = NULL;
 393   nb_workstation = 0;
 394
 395   if (maxmin_system) {
 396     lmm_system_free(maxmin_system);
 397     maxmin_system = NULL;
 398   }
 399 }
 400
 401 /**************************************/
 402 /******* Resource Private    **********/
 403 /**************************************/
 404
 405 static surf_action_t execute(void *cpu, double size)
 406 {
 407   surf_action_workstation_KCCFLN05_t action = NULL;
 408   cpu_KCCFLN05_t CPU = cpu;
 409
 410   XBT_IN2("(%s,%g)",CPU->name,size);
 411   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 412
 413   action->generic_action.using = 1;
 414   action->generic_action.cost = size;
 415   action->generic_action.remains = size;
 416   action->generic_action.priority = 1.0;
 417   action->generic_action.max_duration = NO_MAX_DURATION;
 418   action->generic_action.start = surf_get_clock();
 419   action->generic_action.finish = -1.0;
 420   action->generic_action.resource_type =
 421       (surf_resource_t) surf_workstation_resource;
 422   action->suspended = 0;
 423
 424   if (CPU->state_current == SURF_CPU_ON)
 425     action->generic_action.state_set =
 426         surf_workstation_resource->common_public->states.running_action_set;
 427   else
 428     action->generic_action.state_set =
 429         surf_workstation_resource->common_public->states.failed_action_set;
 430   xbt_swag_insert(action, action->generic_action.state_set);
 431
 432   action->variable = lmm_variable_new(maxmin_system, action,
 433                                       action->generic_action.priority, -1.0, 1);
 434   lmm_expand(maxmin_system, CPU->constraint, action->variable,
 435              1.0);
 436   XBT_OUT;
 437   return (surf_action_t) action;
 438 }
 439
 440 static surf_action_t action_sleep(void *cpu, double duration)
 441 {
 442   surf_action_workstation_KCCFLN05_t action = NULL;
 443
 444   XBT_IN2("(%s,%g)",((cpu_KCCFLN05_t)cpu)->name,duration);
 445
 446   action = (surf_action_workstation_KCCFLN05_t) execute(cpu, 1.0);
 447   action->generic_action.max_duration = duration;
 448   lmm_update_variable_weight(maxmin_system, action->variable, 0.0);
 449
 450   XBT_OUT;
 451   return (surf_action_t) action;
 452 }
 453
 454 static e_surf_cpu_state_t resource_get_state(void *cpu)
 455 {
 456   return ((cpu_KCCFLN05_t) cpu)->state_current;
 457 }
 458
 459 static double get_speed(void *cpu, double load)
 460 {
 461   return load*(((cpu_KCCFLN05_t) cpu)->power_scale);
 462 }
 463
 464 static surf_action_t communicate(void *src, void *dst, double size, double rate)
 465 {
 466   surf_action_workstation_KCCFLN05_t action = NULL;
 467   cpu_KCCFLN05_t card_src = src;
 468   cpu_KCCFLN05_t card_dst = dst;
 469   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 470   int route_size = route->size;
 471   int i;
 472
 473   XBT_IN4("(%s,%s,%g,%g)",card_src->name,card_dst->name,size,rate);
 474   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);
 475
 476   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 477
 478   action->generic_action.using = 1;
 479   action->generic_action.cost = size;
 480   action->generic_action.remains = size;
 481   action->generic_action.max_duration = NO_MAX_DURATION;
 482   action->generic_action.start = -1.0;
 483   action->generic_action.finish = -1.0;
 484   action->src = src;
 485   action->dst = dst;
 486   action->generic_action.resource_type =
 487     (surf_resource_t) surf_workstation_resource;
 488   action->suspended = 0;  /* Should be useless because of the
 489                              calloc but it seems to help valgrind... */
 490   action->generic_action.state_set =
 491       surf_workstation_resource->common_public->states.running_action_set;
 492
 493   xbt_dynar_push(card_src->outgoing_communications, &action);
 494   xbt_dynar_push(card_dst->incomming_communications, &action);
 495
 496   xbt_swag_insert(action, action->generic_action.state_set);
 497   action->rate = rate;
 498
 499   action->latency = 0.0;
 500   for (i = 0; i < route_size; i++)
 501     action->latency += route->links[i]->lat_current;
 502   action->lat_current = action->latency;
 503
 504   if(action->latency>0)
 505     action->variable = lmm_variable_new(maxmin_system, action, 0.0, -1.0,
 506                                         route_size+4); /* +1 for the src bus
 507                                                           +1 for the dst bus
 508                                                           +1 for the src cpu
 509                                                           +1 for the dst cpu */
 510   else
 511     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 512                                         route_size+4);
 513
 514   if(action->rate<0) {
 515     if(action->lat_current>0)
 516       lmm_update_variable_bound(maxmin_system, action->variable,
 517                                 SG_TCP_CTE_GAMMA / (2.0 * action->lat_current));
 518     else
 519       lmm_update_variable_bound(maxmin_system, action->variable, -1.0);
 520   } else {
 521     if(action->lat_current>0)
 522       lmm_update_variable_bound(maxmin_system, action->variable,
 523                                 min(action->rate,SG_TCP_CTE_GAMMA / (2.0 * action->lat_current)));
 524     else
 525       lmm_update_variable_bound(maxmin_system, action->variable, action->rate);
 526   }
 527
 528   for (i = 0; i < route_size; i++)
 529     lmm_expand(maxmin_system, route->links[i]->constraint, action->variable, 1.0);
 530   if (card_src->bus)
 531     lmm_expand(maxmin_system, card_src->bus, action->variable, 1.0);
 532   if (card_dst->bus)
 533     lmm_expand(maxmin_system, card_dst->bus, action->variable, 1.0);
 534   lmm_expand(maxmin_system, card_src->constraint, action->variable, 0.0);
 535   lmm_expand(maxmin_system, card_dst->constraint, action->variable, 0.0);
 536
 537   XBT_OUT;
 538   return (surf_action_t) action;
 539 }
 540
 541 /* FIXME: execute_parallel_task */
 542 static surf_action_t execute_parallel_task(int cpu_nb,
 543                                            void **cpu_list,
 544                                            double *computation_amount,
 545                                            double *communication_amount,
 546                                            double amount,
 547                                            double rate)
 548 {
 549   DIE_IMPOSSIBLE;
 550   return NULL;
 551 }
 552
 553
 554 /**************************************/
 555 /*** Resource Creation & Destruction **/
 556 /**************************************/
 557
 558 static void cpu_free(void *cpu)
 559 {
 560   free(((cpu_KCCFLN05_t) cpu)->name);
 561   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->incomming_communications));
 562   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->outgoing_communications));
 563   free(cpu);
 564 }
 565
 566 static cpu_KCCFLN05_t cpu_new(const char *name, double power_scale,
 567                               double power_initial,
 568                               tmgr_trace_t power_trace,
 569                               e_surf_cpu_state_t state_initial,
 570                               tmgr_trace_t state_trace,
 571                               double interference_send,
 572                               double interference_recv,
 573                               double interference_send_recv,
 574                               double max_outgoing_rate)
 575 {
 576   cpu_KCCFLN05_t cpu = xbt_new0(s_cpu_KCCFLN05_t, 1);
 577
 578   cpu->resource = (surf_resource_t) surf_workstation_resource;
 579   cpu->type = SURF_WORKSTATION_RESOURCE_CPU;
 580   cpu->name = xbt_strdup(name);
 581   cpu->id = nb_workstation++;
 582
 583   cpu->power_scale = power_scale;
 584   xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
 585
 586   cpu->power_current = power_initial;
 587   if (power_trace)
 588     cpu->power_event =
 589         tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
 590
 591   cpu->state_current = state_initial;
 592   if (state_trace)
 593     cpu->state_event =
 594         tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
 595
 596   cpu->interference_send = interference_send;
 597   cpu->interference_recv = interference_recv;
 598   cpu->interference_send_recv = interference_send_recv;
 599
 600   cpu->constraint =
 601       lmm_constraint_new(maxmin_system, cpu,
 602                          cpu->power_current * cpu->power_scale);
 603   if (max_outgoing_rate > 0)
 604     cpu->bus = lmm_constraint_new(maxmin_system, cpu, max_outgoing_rate);
 605
 606   cpu->incomming_communications =
 607       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 608   cpu->outgoing_communications =
 609       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 610
 611   xbt_dict_set(workstation_set, name, cpu, cpu_free);
 612
 613   return cpu;
 614 }
 615
 616 static void parse_cpu(void)
 617 {
 618   double power_scale = 0.0;
 619   double power_initial = 0.0;
 620   tmgr_trace_t power_trace = NULL;
 621   e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
 622   tmgr_trace_t state_trace = NULL;
 623   double interference_send = 0.0;
 624   double interference_recv = 0.0;
 625   double interference_send_recv = 0.0;
 626   double max_outgoing_rate = -1.0;
 627
 628   surf_parse_get_double(&power_scale, A_surfxml_cpu_power);
 629   surf_parse_get_double(&power_initial, A_surfxml_cpu_availability);
 630   surf_parse_get_trace(&power_trace, A_surfxml_cpu_availability_file);
 631
 632   xbt_assert0((A_surfxml_cpu_state == A_surfxml_cpu_state_ON) ||
 633               (A_surfxml_cpu_state == A_surfxml_cpu_state_OFF),
 634               "Invalid state");
 635   if (A_surfxml_cpu_state == A_surfxml_cpu_state_ON)
 636     state_initial = SURF_CPU_ON;
 637   if (A_surfxml_cpu_state == A_surfxml_cpu_state_OFF)
 638     state_initial = SURF_CPU_OFF;
 639   surf_parse_get_trace(&state_trace, A_surfxml_cpu_state_file);
 640
 641   surf_parse_get_double(&interference_send,
 642                         A_surfxml_cpu_interference_send);
 643   surf_parse_get_double(&interference_recv,
 644                         A_surfxml_cpu_interference_recv);
 645   surf_parse_get_double(&interference_send_recv,
 646                         A_surfxml_cpu_interference_send_recv);
 647   surf_parse_get_double(&max_outgoing_rate,
 648                         A_surfxml_cpu_max_outgoing_rate);
 649
 650   cpu_new(A_surfxml_cpu_name, power_scale, power_initial, power_trace,
 651           state_initial, state_trace, interference_send, interference_recv,
 652           interference_send_recv, max_outgoing_rate);
 653 }
 654
 655 static void create_routing_table(void)
 656 {
 657   routing_table =
 658       xbt_new0(s_route_KCCFLN05_t, nb_workstation * nb_workstation);
 659 }
 660
 661 static void network_link_free(void *nw_link)
 662 {
 663   free(((network_link_KCCFLN05_t) nw_link)->name);
 664   free(nw_link);
 665 }
 666
 667 static network_link_KCCFLN05_t network_link_new(char *name,
 668                                                 double bw_initial,
 669                                                 tmgr_trace_t bw_trace,
 670                                                 double lat_initial,
 671                                                 tmgr_trace_t lat_trace,
 672                                                 e_surf_network_link_state_t
 673                                                 state_initial,
 674                                                 tmgr_trace_t state_trace,
 675                                                 e_surf_network_link_sharing_policy_t policy)
 676 {
 677   network_link_KCCFLN05_t nw_link = xbt_new0(s_network_link_KCCFLN05_t, 1);
 678
 679
 680   nw_link->resource = (surf_resource_t) surf_workstation_resource;
 681   nw_link->type = SURF_WORKSTATION_RESOURCE_LINK;
 682   nw_link->name = name;
 683   nw_link->bw_current = bw_initial;
 684   if (bw_trace)
 685     nw_link->bw_event =
 686         tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
 687   nw_link->state_current = state_initial;
 688   nw_link->lat_current = lat_initial;
 689   if (lat_trace)
 690     nw_link->lat_event =
 691         tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
 692   if (state_trace)
 693     nw_link->state_event =
 694         tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
 695
 696   nw_link->constraint =
 697       lmm_constraint_new(maxmin_system, nw_link, nw_link->bw_current);
 698
 699   if(policy == SURF_NETWORK_LINK_FATPIPE)
 700     lmm_constraint_shared(nw_link->constraint);
 701
 702   xbt_dict_set(network_link_set, name, nw_link, network_link_free);
 703
 704   return nw_link;
 705 }
 706
 707 static void parse_network_link(void)
 708 {
 709   char *name;
 710   double bw_initial;
 711   tmgr_trace_t bw_trace;
 712   double lat_initial;
 713   tmgr_trace_t lat_trace;
 714   e_surf_network_link_state_t state_initial = SURF_NETWORK_LINK_ON;
 715   e_surf_network_link_sharing_policy_t policy_initial = SURF_NETWORK_LINK_SHARED;
 716   tmgr_trace_t state_trace;
 717
 718   name = xbt_strdup(A_surfxml_network_link_name);
 719   surf_parse_get_double(&bw_initial,A_surfxml_network_link_bandwidth);
 720   surf_parse_get_trace(&bw_trace, A_surfxml_network_link_bandwidth_file);
 721   surf_parse_get_double(&lat_initial,A_surfxml_network_link_latency);
 722   surf_parse_get_trace(&lat_trace, A_surfxml_network_link_latency_file);
 723
 724   xbt_assert0((A_surfxml_network_link_state==A_surfxml_network_link_state_ON)||
 725               (A_surfxml_network_link_state==A_surfxml_network_link_state_OFF),
 726               "Invalid state");
 727   if (A_surfxml_network_link_state==A_surfxml_network_link_state_ON)
 728     state_initial = SURF_NETWORK_LINK_ON;
 729   else if (A_surfxml_network_link_state==A_surfxml_network_link_state_OFF)
 730     state_initial = SURF_NETWORK_LINK_OFF;
 731
 732   if (A_surfxml_network_link_sharing_policy==A_surfxml_network_link_sharing_policy_SHARED)
 733     policy_initial = SURF_NETWORK_LINK_SHARED;
 734   else if (A_surfxml_network_link_sharing_policy==A_surfxml_network_link_sharing_policy_FATPIPE)
 735     policy_initial = SURF_NETWORK_LINK_FATPIPE;
 736
 737   surf_parse_get_trace(&state_trace,A_surfxml_network_link_state_file);
 738
 739   network_link_new(name, bw_initial, bw_trace,
 740                    lat_initial, lat_trace, state_initial, state_trace,
 741                    policy_initial);
 742 }
 743
 744 static void route_new(int src_id, int dst_id, char **links, int nb_link,
 745                       double impact_on_src, double impact_on_dst,
 746                       double impact_on_src_with_other_recv,
 747                       double impact_on_dst_with_other_send)
 748 {
 749   network_link_KCCFLN05_t *link_list = NULL;
 750   int i;
 751   route_KCCFLN05_t route = &(ROUTE(src_id, dst_id));
 752
 753   route->size = nb_link;
 754   link_list = route->links = xbt_new0(network_link_KCCFLN05_t, nb_link);
 755   for (i = 0; i < nb_link; i++) {
 756     link_list[i] = xbt_dict_get_or_null(network_link_set, links[i]);
 757     free(links[i]);
 758   }
 759   free(links);
 760   route->impact_on_src = impact_on_src;
 761   route->impact_on_dst = impact_on_src;
 762   route->impact_on_src_with_other_recv = impact_on_src_with_other_recv;
 763   route->impact_on_dst_with_other_send = impact_on_dst_with_other_send;
 764 }
 765
 766 static int nb_link = 0;
 767 static char **link_name = NULL;
 768 static int src_id = -1;
 769 static int dst_id = -1;
 770 static double impact_on_src;
 771 static double impact_on_dst;
 772 static double impact_on_src_with_other_recv;
 773 static double impact_on_dst_with_other_send;
 774
 775 static void parse_route_set_endpoints(void)
 776 {
 777   src_id = ((cpu_KCCFLN05_t) name_service(A_surfxml_route_src))->id;
 778   dst_id = ((cpu_KCCFLN05_t) name_service(A_surfxml_route_dst))->id;
 779   surf_parse_get_double(&impact_on_src, A_surfxml_route_impact_on_src);
 780   surf_parse_get_double(&impact_on_dst, A_surfxml_route_impact_on_dst);
 781   surf_parse_get_double(&impact_on_src_with_other_recv,
 782                         A_surfxml_route_impact_on_src_with_other_recv);
 783   surf_parse_get_double(&impact_on_dst_with_other_send,
 784                         A_surfxml_route_impact_on_dst_with_other_send);
 785
 786   nb_link = 0;
 787   link_name = NULL;
 788 }
 789
 790 static void parse_route_elem(void)
 791 {
 792   nb_link++;
 793   link_name = xbt_realloc(link_name, (nb_link) * sizeof(char *));
 794   link_name[(nb_link) - 1] = xbt_strdup(A_surfxml_route_element_name);
 795 }
 796
 797 static void parse_route_set_route(void)
 798 {
 799   route_new(src_id, dst_id, link_name, nb_link, impact_on_src,
 800             impact_on_dst, impact_on_src_with_other_recv,
 801             impact_on_dst_with_other_send);
 802 }
 803
 804 static void parse_file(const char *file)
 805 {
 806   int i ;
 807
 808   /* Figuring out the cpus */
 809   surf_parse_reset_parser();
 810   ETag_surfxml_cpu_fun = parse_cpu;
 811   surf_parse_open(file);
 812   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 813   surf_parse_close();
 814
 815   create_routing_table();
 816
 817   /* Figuring out the network links */
 818   surf_parse_reset_parser();
 819   ETag_surfxml_network_link_fun = parse_network_link;
 820   surf_parse_open(file);
 821   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 822   surf_parse_close();
 823
 824   /* Building the routes */
 825   surf_parse_reset_parser();
 826   STag_surfxml_route_fun = parse_route_set_endpoints;
 827   ETag_surfxml_route_element_fun = parse_route_elem;
 828   ETag_surfxml_route_fun = parse_route_set_route;
 829   surf_parse_open(file);
 830   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 831   surf_parse_close();
 832
 833   /* Adding loopback if needed */
 834   for (i = 0; i < nb_workstation; i++)
 835     if(!ROUTE(i,i).size) {
 836       if(!loopback)
 837         loopback = network_link_new(xbt_strdup("__MSG_loopback__"),
 838                                    498.00, NULL, 0.000015, NULL,
 839                                    SURF_NETWORK_LINK_ON, NULL,
 840                                    SURF_NETWORK_LINK_FATPIPE);
 841       ROUTE(i,i).size=1;
 842       ROUTE(i,i).links = xbt_new0(network_link_KCCFLN05_t, 1);
 843       ROUTE(i,i).links[0] = loopback;
 844     }
 845
 846 }
 847
 848 /**************************************/
 849 /********* Module  creation ***********/
 850 /**************************************/
 851
 852 static void resource_init_internal(void)
 853 {
 854   s_surf_action_t action;
 855
 856   surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
 857
 858   surf_workstation_resource->common_private =
 859       xbt_new0(s_surf_resource_private_t, 1);
 860   surf_workstation_resource->common_public =
 861       xbt_new0(s_surf_resource_public_t, 1);
 862   surf_workstation_resource->extension_public =
 863       xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
 864
 865   surf_workstation_resource->common_public->states.ready_action_set =
 866       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 867   surf_workstation_resource->common_public->states.running_action_set =
 868       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 869   surf_workstation_resource->common_public->states.failed_action_set =
 870       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 871   surf_workstation_resource->common_public->states.done_action_set =
 872       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 873
 874   surf_workstation_resource->common_public->name_service = name_service;
 875   surf_workstation_resource->common_public->get_resource_name = get_resource_name;
 876   surf_workstation_resource->common_public->action_get_state = surf_action_get_state;
 877   surf_workstation_resource->common_public->action_use = action_use;
 878   surf_workstation_resource->common_public->action_free = action_free;
 879   surf_workstation_resource->common_public->action_cancel = action_cancel;
 880   surf_workstation_resource->common_public->action_recycle = action_recycle;
 881   surf_workstation_resource->common_public->action_change_state = surf_action_change_state;
 882   surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
 883   surf_workstation_resource->common_public->suspend = action_suspend;
 884   surf_workstation_resource->common_public->resume = action_resume;
 885   surf_workstation_resource->common_public->is_suspended = action_is_suspended;
 886   surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
 887   surf_workstation_resource->common_public->set_priority = action_set_priority;
 888   surf_workstation_resource->common_public->name = "Workstation KCCFLN05";
 889
 890   surf_workstation_resource->common_private->resource_used = resource_used;
 891   surf_workstation_resource->common_private->share_resources = share_resources;
 892   surf_workstation_resource->common_private->update_actions_state = update_actions_state;
 893   surf_workstation_resource->common_private->update_resource_state = update_resource_state;
 894   surf_workstation_resource->common_private->finalize = finalize;
 895
 896   surf_workstation_resource->extension_public->execute = execute;
 897   surf_workstation_resource->extension_public->sleep = action_sleep;
 898   surf_workstation_resource->extension_public->get_state = resource_get_state;
 899   surf_workstation_resource->extension_public->communicate = communicate;
 900   surf_workstation_resource->extension_public->execute_parallel_task = execute_parallel_task;
 901
 902   workstation_set = xbt_dict_new();
 903   network_link_set = xbt_dict_new();
 904
 905   xbt_assert0(maxmin_system, "surf_init has to be called first!");
 906 }
 907
 908 /**************************************/
 909 /*************** Generic **************/
 910 /**************************************/
 911 void surf_workstation_resource_init_KCCFLN05(const char *filename)
 912 {
 913   xbt_assert0(!surf_cpu_resource, "CPU resource type already defined");
 914   xbt_assert0(!surf_network_resource, "network resource type already defined");
 915   resource_init_internal();
 916   parse_file(filename);
 917
 918   xbt_dynar_push(resource_list, &surf_workstation_resource);
 919 }