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(surf_workstation, 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 static xbt_dict_t parallel_task_network_link_set = NULL;
  20
  21 /*xbt_dict_t network_link_set = NULL;*/
  22
  23 /* convenient function */
  24 static void __update_cpu_usage(cpu_KCCFLN05_t cpu)
  25 {
  26   int cpt;
  27   surf_action_workstation_KCCFLN05_t action = NULL;
  28   if ((!xbt_dynar_length(cpu->incomming_communications)) &&
  29       (!xbt_dynar_length(cpu->outgoing_communications))) {
  30     /* No communications */
  31     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  32                                 cpu->power_current * cpu->power_scale);
  33   } else if ((!xbt_dynar_length(cpu->incomming_communications))
  34              && (xbt_dynar_length(cpu->outgoing_communications))) {
  35     /* Emission */
  36     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  37                                 cpu->power_current * cpu->power_scale *
  38                                 cpu->interference_send);
  39     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
  40       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  41                          cpu->power_current * cpu->power_scale *
  42                          ROUTE(action->src->id, action->dst->id).impact_on_src
  43                          );
  44   } else if ((xbt_dynar_length(cpu->incomming_communications)) &&
  45              (!xbt_dynar_length(cpu->outgoing_communications))) {
  46     /* Reception */
  47     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  48                                 cpu->power_current * cpu->power_scale *
  49                                 cpu->interference_recv);
  50     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
  51       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  52                          cpu->power_current * cpu->power_scale *
  53                          ROUTE(action->src->id, action->dst->id).impact_on_dst
  54                          );
  55   } else {
  56     /* Emission & Reception */
  57     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
  58                                 cpu->power_current * cpu->power_scale *
  59                                 cpu->interference_send_recv);
  60     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
  61       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  62                          cpu->power_current * cpu->power_scale *
  63                          ROUTE(action->src->id, action->dst->id).impact_on_src_with_other_recv
  64                          );
  65     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
  66       lmm_elem_set_value(maxmin_system,cpu->constraint,action->variable,
  67                          cpu->power_current * cpu->power_scale *
  68                          ROUTE(action->src->id, action->dst->id).impact_on_dst_with_other_send
  69                          );
  70   }
  71 }
  72
  73 /**************************************/
  74 /******* Resource Public     **********/
  75 /**************************************/
  76
  77 static void *name_service(const char *name)
  78 {
  79   return xbt_dict_get_or_null(workstation_set, name);
  80 }
  81
  82 static const char *get_resource_name(void *resource_id)
  83 {
  84   /* We can freely cast as a cpu_KCCFLN05_t because it has the same
  85      prefix as network_link_KCCFLN05_t. However, only cpu_KCCFLN05_t
  86      will theoretically be given as an argument here. */
  87   return ((cpu_KCCFLN05_t) resource_id)->name;
  88 }
  89
  90 /* action_get_state is inherited from the surf module */
  91
  92 static void action_use(surf_action_t action)
  93 {
  94   action->using++;
  95   return;
  96 }
  97
  98 static int action_free(surf_action_t action)
  99 {
 100   int cpt;
 101   surf_action_t act = NULL;
 102   cpu_KCCFLN05_t src = ((surf_action_workstation_KCCFLN05_t) action)->src;
 103   cpu_KCCFLN05_t dst = ((surf_action_workstation_KCCFLN05_t) action)->dst;
 104
 105   action->using--;
 106   if (!action->using) {
 107     xbt_swag_remove(action, action->state_set);
 108     if (((surf_action_workstation_KCCFLN05_t) action)->variable)
 109       lmm_variable_free(maxmin_system,
 110                         ((surf_action_workstation_KCCFLN05_t) action)->
 111                         variable);
 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           break;
 117         }
 118
 119     if(dst)
 120       xbt_dynar_foreach(dst->incomming_communications, cpt, act)
 121         if (act == action) {
 122           xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 123           break;
 124         }
 125
 126     if(src && (!xbt_dynar_length(src->outgoing_communications)))
 127       __update_cpu_usage(src);
 128     if(dst && (!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   if(((surf_action_workstation_KCCFLN05_t) action)->suspended != 2) {
 156     ((surf_action_workstation_KCCFLN05_t) action)->suspended = 1;
 157     lmm_update_variable_weight(maxmin_system,
 158                                ((surf_action_workstation_KCCFLN05_t)
 159                                 action)->variable, 0.0);
 160   }
 161   XBT_OUT;
 162 }
 163
 164 static void action_resume(surf_action_t action)
 165 {
 166   XBT_IN1("(%p)",action);
 167   if(((surf_action_workstation_KCCFLN05_t) action)->suspended !=2) {
 168     if(((surf_action_workstation_KCCFLN05_t)action)->lat_current==0.0)
 169       lmm_update_variable_weight(maxmin_system,
 170                                  ((surf_action_workstation_KCCFLN05_t)
 171                                   action)->variable, 1.0);
 172     else
 173       lmm_update_variable_weight(maxmin_system,
 174                                  ((surf_action_workstation_KCCFLN05_t) action)->variable,
 175                                  ((surf_action_workstation_KCCFLN05_t) action)->lat_current);
 176
 177     ((surf_action_workstation_KCCFLN05_t) action)->suspended = 0;
 178   }
 179   XBT_OUT;
 180 }
 181
 182 static int action_is_suspended(surf_action_t action)
 183 {
 184   return (((surf_action_workstation_KCCFLN05_t) action)->suspended==1);
 185 }
 186
 187 static void action_set_max_duration(surf_action_t action, double duration)
 188 {                               /* FIXME: should inherit */
 189   XBT_IN2("(%p,%g)",action,duration);
 190   action->max_duration = duration;
 191   XBT_OUT;
 192 }
 193
 194
 195 static void action_set_priority(surf_action_t action, double priority)
 196 {                               /* FIXME: should inherit */
 197   XBT_IN2("(%p,%g)",action,priority);
 198   action->priority = priority;
 199   XBT_OUT;
 200 }
 201
 202 /**************************************/
 203 /******* Resource Private    **********/
 204 /**************************************/
 205
 206 static int resource_used(void *resource_id)
 207 {
 208   /* We can freely cast as a network_link_KCCFLN05_t because it has
 209      the same prefix as cpu_KCCFLN05_t */
 210   if(((cpu_KCCFLN05_t) resource_id)->type == SURF_WORKSTATION_RESOURCE_CPU)
 211     return (lmm_constraint_used(maxmin_system,
 212                                ((cpu_KCCFLN05_t) resource_id)->
 213                                constraint) ||
 214             ((((cpu_KCCFLN05_t) resource_id)->bus)?
 215              lmm_constraint_used(maxmin_system,
 216                                 ((cpu_KCCFLN05_t) resource_id)->
 217                                 bus):0));
 218   else
 219     return lmm_constraint_used(maxmin_system,
 220                                ((network_link_KCCFLN05_t) resource_id)->
 221                                constraint);
 222
 223 }
 224
 225 static double share_resources(double now)
 226 {
 227   s_surf_action_workstation_KCCFLN05_t s_action;
 228   surf_action_workstation_KCCFLN05_t action = NULL;
 229
 230   xbt_swag_t running_actions = surf_workstation_resource->common_public->states.running_action_set;
 231   double min = generic_maxmin_share_resources(running_actions,
 232                                               xbt_swag_offset(s_action, variable));
 233
 234   xbt_swag_foreach(action, running_actions) {
 235     if(action->latency>0) {
 236       if(min<0) min = action->latency;
 237       else if (action->latency<min) min = action->latency;
 238     }
 239   }
 240
 241   return min;
 242 /*   return generic_maxmin_share_resources(surf_workstation_resource->common_public-> */
 243 /*                                      states.running_action_set, */
 244 /*                                      xbt_swag_offset(action, variable)); */
 245 }
 246
 247 static void update_actions_state(double now, double delta)
 248 {
 249   double deltap = 0.0;
 250   surf_action_workstation_KCCFLN05_t action = NULL;
 251   surf_action_workstation_KCCFLN05_t next_action = NULL;
 252   xbt_swag_t running_actions =
 253       surf_workstation_resource->common_public->states.running_action_set;
 254
 255   xbt_swag_foreach_safe(action, next_action, running_actions) {
 256     deltap = delta;
 257     if (action->latency > 0) {
 258       if (action->latency > deltap) {
 259         double_update(&(action->latency), deltap);
 260         deltap = 0.0;
 261       } else {
 262         double_update(&(deltap), action->latency);
 263         action->latency = 0.0;
 264       }
 265       if ((action->latency == 0.0) && (action->suspended==0)) {
 266         if((action)->lat_current==0.0)
 267           lmm_update_variable_weight(maxmin_system,action->variable, 1.0);
 268         else
 269           lmm_update_variable_weight(maxmin_system, action->variable,
 270                                      action->lat_current);
 271       }
 272     }
 273     DEBUG3("Action (%p) : remains (%g) updated by %g.",
 274            action, action->generic_action.remains,
 275            lmm_variable_getvalue(action->variable) * deltap);
 276     double_update(&(action->generic_action.remains),
 277                        lmm_variable_getvalue(action->variable) * deltap);
 278
 279     if (action->generic_action.max_duration != NO_MAX_DURATION)
 280       double_update(&(action->generic_action.max_duration), delta);
 281
 282     /*   if(action->generic_action.remains<.00001) action->generic_action.remains=0; */
 283
 284     if ((action->generic_action.remains <= 0) &&
 285         (lmm_get_variable_weight(action->variable)>0)) {
 286       action->generic_action.finish = surf_get_clock();
 287       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 288     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 289                (action->generic_action.max_duration <= 0)) {
 290       action->generic_action.finish = surf_get_clock();
 291       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 292     } else {                    /* Need to check that none of the resource has failed */
 293       lmm_constraint_t cnst = NULL;
 294       int i = 0;
 295       void *constraint_id = NULL;
 296
 297       while ((cnst =
 298               lmm_get_cnst_from_var(maxmin_system, action->variable,
 299                                     i++))) {
 300         constraint_id = lmm_constraint_id(cnst);
 301         if(((((network_link_KCCFLN05_t)constraint_id)->type==
 302              SURF_WORKSTATION_RESOURCE_LINK) &&
 303             (((network_link_KCCFLN05_t)constraint_id)->state_current==
 304              SURF_NETWORK_LINK_OFF)) ||
 305            ((((cpu_KCCFLN05_t)constraint_id)->type==
 306              SURF_WORKSTATION_RESOURCE_CPU) &&
 307             (((cpu_KCCFLN05_t)constraint_id)->state_current==
 308              SURF_CPU_OFF))) {
 309           action->generic_action.finish = surf_get_clock();
 310           surf_action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
 311           break;
 312         }
 313       }
 314     }
 315   }
 316   return;
 317 }
 318
 319 static void update_resource_state(void *id,
 320                                   tmgr_trace_event_t event_type,
 321                                   double value)
 322 {
 323   cpu_KCCFLN05_t cpu = id;
 324   network_link_KCCFLN05_t nw_link = id ;
 325
 326   if(nw_link->type == SURF_WORKSTATION_RESOURCE_LINK) {
 327     if (event_type == nw_link->bw_event) {
 328       nw_link->bw_current = value;
 329       lmm_update_constraint_bound(maxmin_system, nw_link->constraint,
 330                                   nw_link->bw_current);
 331     } else if (event_type == nw_link->lat_event) {
 332       double delta = value - nw_link->lat_current;
 333       lmm_variable_t var = NULL;
 334       surf_action_workstation_KCCFLN05_t action = NULL;
 335
 336       nw_link->lat_current = value;
 337       while (lmm_get_var_from_cnst(maxmin_system, nw_link->constraint, &var)) {
 338         action = lmm_variable_id(var);
 339         action->lat_current += delta;
 340         if(action->rate<0)
 341           lmm_update_variable_bound(maxmin_system, action->variable,
 342                                     SG_TCP_CTE_GAMMA / (2.0 * action->lat_current));
 343         else
 344           lmm_update_variable_bound(maxmin_system, action->variable,
 345                                     min(action->rate,SG_TCP_CTE_GAMMA / (2.0 * action->lat_current)));
 346         if(action->suspended==0)
 347           lmm_update_variable_weight(maxmin_system, action->variable,
 348                                      action->lat_current);
 349       }
 350     } else if (event_type == nw_link->state_event) {
 351       if (value > 0)
 352         nw_link->state_current = SURF_NETWORK_LINK_ON;
 353       else
 354         nw_link->state_current = SURF_NETWORK_LINK_OFF;
 355     } else {
 356       CRITICAL0("Unknown event ! \n");
 357       xbt_abort();
 358     }
 359     return;
 360   } else if(cpu->type == SURF_WORKSTATION_RESOURCE_CPU) {
 361     if (event_type == cpu->power_event) {
 362       cpu->power_current = value;
 363       __update_cpu_usage(cpu);
 364     } else if (event_type == cpu->state_event) {
 365       if (value > 0)
 366         cpu->state_current = SURF_CPU_ON;
 367       else
 368         cpu->state_current = SURF_CPU_OFF;
 369     } else {
 370       CRITICAL0("Unknown event ! \n");
 371       xbt_abort();
 372     }
 373     return;
 374   } else {
 375     DIE_IMPOSSIBLE;
 376   }
 377   return;
 378 }
 379
 380 static void finalize(void)
 381 {
 382   int i,j;
 383
 384   xbt_dict_free(&network_link_set);
 385   xbt_dict_free(&workstation_set);
 386   if (parallel_task_network_link_set != NULL) {
 387     xbt_dict_free(&parallel_task_network_link_set);
 388   }
 389   xbt_swag_free(surf_workstation_resource->common_public->states.
 390                 ready_action_set);
 391   xbt_swag_free(surf_workstation_resource->common_public->states.
 392                 running_action_set);
 393   xbt_swag_free(surf_workstation_resource->common_public->states.
 394                 failed_action_set);
 395   xbt_swag_free(surf_workstation_resource->common_public->states.
 396                 done_action_set);
 397
 398   free(surf_workstation_resource->common_public);
 399   free(surf_workstation_resource->common_private);
 400   free(surf_workstation_resource->extension_public);
 401
 402   free(surf_workstation_resource);
 403   surf_workstation_resource = NULL;
 404
 405   for (i = 0; i < nb_workstation; i++)
 406     for (j = 0; j < nb_workstation; j++)
 407       free(ROUTE(i, j).links);
 408   free(routing_table);
 409   routing_table = NULL;
 410   nb_workstation = 0;
 411
 412   if (maxmin_system) {
 413     lmm_system_free(maxmin_system);
 414     maxmin_system = NULL;
 415   }
 416 }
 417
 418 /**************************************/
 419 /******* Resource Private    **********/
 420 /**************************************/
 421
 422 static surf_action_t execute(void *cpu, double size)
 423 {
 424   surf_action_workstation_KCCFLN05_t action = NULL;
 425   cpu_KCCFLN05_t CPU = cpu;
 426
 427   XBT_IN2("(%s,%g)",CPU->name,size);
 428   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 429
 430   action->generic_action.using = 1;
 431   action->generic_action.cost = size;
 432   action->generic_action.remains = size;
 433   action->generic_action.priority = 1.0;
 434   action->generic_action.max_duration = NO_MAX_DURATION;
 435   action->generic_action.start = surf_get_clock();
 436   action->generic_action.finish = -1.0;
 437   action->generic_action.resource_type =
 438       (surf_resource_t) surf_workstation_resource;
 439   action->suspended = 0;
 440
 441   if (CPU->state_current == SURF_CPU_ON)
 442     action->generic_action.state_set =
 443         surf_workstation_resource->common_public->states.running_action_set;
 444   else
 445     action->generic_action.state_set =
 446         surf_workstation_resource->common_public->states.failed_action_set;
 447   xbt_swag_insert(action, action->generic_action.state_set);
 448
 449   action->variable = lmm_variable_new(maxmin_system, action,
 450                                       action->generic_action.priority, -1.0, 1);
 451   lmm_expand(maxmin_system, CPU->constraint, action->variable,
 452              1.0);
 453   XBT_OUT;
 454   return (surf_action_t) action;
 455 }
 456
 457 static surf_action_t action_sleep(void *cpu, double duration)
 458 {
 459   surf_action_workstation_KCCFLN05_t action = NULL;
 460
 461   XBT_IN2("(%s,%g)",((cpu_KCCFLN05_t)cpu)->name,duration);
 462
 463   action = (surf_action_workstation_KCCFLN05_t) execute(cpu, 1.0);
 464   action->generic_action.max_duration = duration;
 465   action->suspended = 2;
 466   lmm_update_variable_weight(maxmin_system, action->variable, 0.0);
 467
 468   XBT_OUT;
 469   return (surf_action_t) action;
 470 }
 471
 472 static e_surf_cpu_state_t resource_get_state(void *cpu)
 473 {
 474   return ((cpu_KCCFLN05_t) cpu)->state_current;
 475 }
 476
 477 static double get_speed(void *cpu, double load)
 478 {
 479   return load*(((cpu_KCCFLN05_t) cpu)->power_scale);
 480 }
 481
 482 static double get_available_speed(void *cpu)
 483 {
 484   return ((cpu_KCCFLN05_t) cpu)->power_current;
 485 }
 486
 487 static surf_action_t communicate(void *src, void *dst, double size, double rate)
 488 {
 489   surf_action_workstation_KCCFLN05_t action = NULL;
 490   cpu_KCCFLN05_t card_src = src;
 491   cpu_KCCFLN05_t card_dst = dst;
 492   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 493   int route_size = route->size;
 494   int i;
 495
 496   XBT_IN4("(%s,%s,%g,%g)",card_src->name,card_dst->name,size,rate);
 497   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);
 498
 499   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 500
 501   action->generic_action.using = 1;
 502   action->generic_action.cost = size;
 503   action->generic_action.remains = size;
 504   action->generic_action.max_duration = NO_MAX_DURATION;
 505   action->generic_action.start = surf_get_clock();
 506   action->generic_action.finish = -1.0;
 507   action->src = src;
 508   action->dst = dst;
 509   action->generic_action.resource_type =
 510     (surf_resource_t) surf_workstation_resource;
 511   action->suspended = 0;  /* Should be useless because of the
 512                              calloc but it seems to help valgrind... */
 513   action->generic_action.state_set =
 514       surf_workstation_resource->common_public->states.running_action_set;
 515
 516   xbt_dynar_push(card_src->outgoing_communications, &action);
 517   xbt_dynar_push(card_dst->incomming_communications, &action);
 518
 519   xbt_swag_insert(action, action->generic_action.state_set);
 520   action->rate = rate;
 521
 522   action->latency = 0.0;
 523   for (i = 0; i < route_size; i++)
 524     action->latency += route->links[i]->lat_current;
 525   action->lat_current = action->latency;
 526
 527   if(action->latency>0)
 528     action->variable = lmm_variable_new(maxmin_system, action, 0.0, -1.0,
 529                                         route_size+4); /* +1 for the src bus
 530                                                           +1 for the dst bus
 531                                                           +1 for the src cpu
 532                                                           +1 for the dst cpu */
 533   else
 534     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 535                                         route_size+4);
 536
 537   if(action->rate<0) {
 538     if(action->lat_current>0)
 539       lmm_update_variable_bound(maxmin_system, action->variable,
 540                                 SG_TCP_CTE_GAMMA / (2.0 * action->lat_current));
 541     else
 542       lmm_update_variable_bound(maxmin_system, action->variable, -1.0);
 543   } else {
 544     if(action->lat_current>0)
 545       lmm_update_variable_bound(maxmin_system, action->variable,
 546                                 min(action->rate,SG_TCP_CTE_GAMMA / (2.0 * action->lat_current)));
 547     else
 548       lmm_update_variable_bound(maxmin_system, action->variable, action->rate);
 549   }
 550
 551   for (i = 0; i < route_size; i++)
 552     lmm_expand(maxmin_system, route->links[i]->constraint, action->variable, 1.0);
 553   if (card_src->bus)
 554     lmm_expand(maxmin_system, card_src->bus, action->variable, 1.0);
 555   if (card_dst->bus)
 556     lmm_expand(maxmin_system, card_dst->bus, action->variable, 1.0);
 557   lmm_expand(maxmin_system, card_src->constraint, action->variable, 0.0);
 558   lmm_expand(maxmin_system, card_dst->constraint, action->variable, 0.0);
 559
 560   XBT_OUT;
 561   return (surf_action_t) action;
 562 }
 563
 564 static surf_action_t execute_parallel_task(int workstation_nb,
 565                                            void **workstation_list,
 566                                            double *computation_amount,
 567                                            double *communication_amount,
 568                                            double amount,
 569                                            double rate)
 570 {
 571   surf_action_workstation_KCCFLN05_t action = NULL;
 572   int i, j, k;
 573   int nb_link = 0;
 574   int nb_host = 0;
 575
 576   if (parallel_task_network_link_set == NULL) {
 577     parallel_task_network_link_set = xbt_dict_new_ext(workstation_nb * workstation_nb * 10);
 578   }
 579
 580   /* Compute the number of affected resources... */
 581   for(i=0; i< workstation_nb; i++) {
 582     for(j=0; j< workstation_nb; j++) {
 583       cpu_KCCFLN05_t card_src = workstation_list[i];
 584       cpu_KCCFLN05_t card_dst = workstation_list[j];
 585       int route_size = ROUTE(card_src->id, card_dst->id).size;
 586       network_link_KCCFLN05_t *route = ROUTE(card_src->id, card_dst->id).links;
 587
 588       if(communication_amount[i*workstation_nb+j]>0)
 589         for(k=0; k< route_size; k++) {
 590           xbt_dict_set(parallel_task_network_link_set, route[k]->name, route[k], NULL);
 591         }
 592     }
 593   }
 594   nb_link = xbt_dict_length(parallel_task_network_link_set);
 595   xbt_dict_reset(parallel_task_network_link_set);
 596
 597
 598   for (i = 0; i<workstation_nb; i++)
 599     if(computation_amount[i]>0) nb_host++;
 600
 601
 602   if(nb_link + nb_host == 0) /* was workstation_nb... */
 603     return NULL;
 604
 605   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 606   DEBUG3("Creating a parallel task (%p) with %d cpus and %d links.",
 607          action, nb_host,  nb_link);
 608   action->generic_action.using = 1;
 609   action->generic_action.cost = amount;
 610   action->generic_action.remains = amount;
 611   action->generic_action.max_duration = NO_MAX_DURATION;
 612   action->generic_action.start = -1.0;
 613   action->generic_action.finish = -1.0;
 614   action->generic_action.resource_type =
 615       (surf_resource_t) surf_workstation_resource;
 616   action->suspended = 0;  /* Should be useless because of the
 617                              calloc but it seems to help valgrind... */
 618   action->generic_action.state_set =
 619       surf_workstation_resource->common_public->states.running_action_set;
 620
 621   xbt_swag_insert(action, action->generic_action.state_set);
 622   action->rate = rate;
 623
 624   if(action->rate>0)
 625     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 626                                         nb_host + nb_link);
 627   else
 628     action->variable = lmm_variable_new(maxmin_system, action, 1.0, action->rate,
 629                                         nb_host + nb_link);
 630
 631   for (i = 0; i<workstation_nb; i++)
 632     if(computation_amount[i]>0)
 633       lmm_expand(maxmin_system, ((cpu_KCCFLN05_t) workstation_list[i])->constraint,
 634                  action->variable, computation_amount[i]);
 635
 636   for (i=0; i<workstation_nb; i++) {
 637     for(j=0; j< workstation_nb; j++) {
 638       cpu_KCCFLN05_t card_src = workstation_list[i];
 639       cpu_KCCFLN05_t card_dst = workstation_list[j];
 640       int route_size = ROUTE(card_src->id, card_dst->id).size;
 641       network_link_KCCFLN05_t *route = ROUTE(card_src->id, card_dst->id).links;
 642
 643       for(k=0; k< route_size; k++) {
 644         if(communication_amount[i*workstation_nb+j]>0) {
 645           lmm_expand_add(maxmin_system, route[k]->constraint,
 646                        action->variable, communication_amount[i*workstation_nb+j]);
 647         }
 648       }
 649     }
 650   }
 651
 652   return (surf_action_t) action;
 653 }
 654
 655 /* returns an array of network_link_KCCFLN05_t */
 656 static const void** get_route(void *src, void *dst) {
 657   cpu_KCCFLN05_t card_src = src;
 658   cpu_KCCFLN05_t card_dst = dst;
 659   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 660
 661   return (const void**) route->links;
 662 }
 663
 664 static int get_route_size(void *src, void *dst) {
 665   cpu_KCCFLN05_t card_src = src;
 666   cpu_KCCFLN05_t card_dst = dst;
 667   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 668   return route->size;
 669 }
 670
 671 static const char *get_link_name(const void *link) {
 672   return ((network_link_KCCFLN05_t) link)->name;
 673 }
 674
 675 static double get_link_bandwidth(const void *link) {
 676   return ((network_link_KCCFLN05_t) link)->bw_current;
 677 }
 678
 679 static double get_link_latency(const void *link) {
 680   return ((network_link_KCCFLN05_t) link)->lat_current;
 681 }
 682
 683 /**************************************/
 684 /*** Resource Creation & Destruction **/
 685 /**************************************/
 686
 687 static void cpu_free(void *cpu)
 688 {
 689   free(((cpu_KCCFLN05_t) cpu)->name);
 690   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->incomming_communications));
 691   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->outgoing_communications));
 692   free(cpu);
 693 }
 694
 695 static cpu_KCCFLN05_t cpu_new(const char *name, double power_scale,
 696                               double power_initial,
 697                               tmgr_trace_t power_trace,
 698                               e_surf_cpu_state_t state_initial,
 699                               tmgr_trace_t state_trace,
 700                               double interference_send,
 701                               double interference_recv,
 702                               double interference_send_recv,
 703                               double max_outgoing_rate)
 704 {
 705   cpu_KCCFLN05_t cpu = xbt_new0(s_cpu_KCCFLN05_t, 1);
 706
 707   cpu->resource = (surf_resource_t) surf_workstation_resource;
 708   cpu->type = SURF_WORKSTATION_RESOURCE_CPU;
 709   cpu->name = xbt_strdup(name);
 710   cpu->id = nb_workstation++;
 711
 712   cpu->power_scale = power_scale;
 713   xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
 714
 715   cpu->power_current = power_initial;
 716   if (power_trace)
 717     cpu->power_event =
 718         tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
 719
 720   cpu->state_current = state_initial;
 721   if (state_trace)
 722     cpu->state_event =
 723         tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
 724
 725   cpu->interference_send = interference_send;
 726   cpu->interference_recv = interference_recv;
 727   cpu->interference_send_recv = interference_send_recv;
 728
 729   cpu->constraint =
 730       lmm_constraint_new(maxmin_system, cpu,
 731                          cpu->power_current * cpu->power_scale);
 732   if (max_outgoing_rate > 0)
 733     cpu->bus = lmm_constraint_new(maxmin_system, cpu, max_outgoing_rate);
 734
 735   cpu->incomming_communications =
 736       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 737   cpu->outgoing_communications =
 738       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 739
 740   xbt_dict_set(workstation_set, name, cpu, cpu_free);
 741
 742   return cpu;
 743 }
 744
 745 static void parse_cpu(void)
 746 {
 747   double power_scale = 0.0;
 748   double power_initial = 0.0;
 749   tmgr_trace_t power_trace = NULL;
 750   e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
 751   tmgr_trace_t state_trace = NULL;
 752   double interference_send = 0.0;
 753   double interference_recv = 0.0;
 754   double interference_send_recv = 0.0;
 755   double max_outgoing_rate = -1.0;
 756
 757   surf_parse_get_double(&power_scale, A_surfxml_cpu_power);
 758   surf_parse_get_double(&power_initial, A_surfxml_cpu_availability);
 759   surf_parse_get_trace(&power_trace, A_surfxml_cpu_availability_file);
 760
 761   xbt_assert0((A_surfxml_cpu_state == A_surfxml_cpu_state_ON) ||
 762               (A_surfxml_cpu_state == A_surfxml_cpu_state_OFF),
 763               "Invalid state");
 764   if (A_surfxml_cpu_state == A_surfxml_cpu_state_ON)
 765     state_initial = SURF_CPU_ON;
 766   if (A_surfxml_cpu_state == A_surfxml_cpu_state_OFF)
 767     state_initial = SURF_CPU_OFF;
 768   surf_parse_get_trace(&state_trace, A_surfxml_cpu_state_file);
 769
 770   surf_parse_get_double(&interference_send,
 771                         A_surfxml_cpu_interference_send);
 772   surf_parse_get_double(&interference_recv,
 773                         A_surfxml_cpu_interference_recv);
 774   surf_parse_get_double(&interference_send_recv,
 775                         A_surfxml_cpu_interference_send_recv);
 776   surf_parse_get_double(&max_outgoing_rate,
 777                         A_surfxml_cpu_max_outgoing_rate);
 778
 779   cpu_new(A_surfxml_cpu_name, power_scale, power_initial, power_trace,
 780           state_initial, state_trace, interference_send, interference_recv,
 781           interference_send_recv, max_outgoing_rate);
 782 }
 783
 784 static void create_routing_table(void)
 785 {
 786   routing_table =
 787       xbt_new0(s_route_KCCFLN05_t, nb_workstation * nb_workstation);
 788 }
 789
 790 static void network_link_free(void *nw_link)
 791 {
 792   free(((network_link_KCCFLN05_t) nw_link)->name);
 793   free(nw_link);
 794 }
 795
 796 static network_link_KCCFLN05_t network_link_new(char *name,
 797                                                 double bw_initial,
 798                                                 tmgr_trace_t bw_trace,
 799                                                 double lat_initial,
 800                                                 tmgr_trace_t lat_trace,
 801                                                 e_surf_network_link_state_t
 802                                                 state_initial,
 803                                                 tmgr_trace_t state_trace,
 804                                                 e_surf_network_link_sharing_policy_t policy)
 805 {
 806   network_link_KCCFLN05_t nw_link = xbt_new0(s_network_link_KCCFLN05_t, 1);
 807
 808
 809   nw_link->resource = (surf_resource_t) surf_workstation_resource;
 810   nw_link->type = SURF_WORKSTATION_RESOURCE_LINK;
 811   nw_link->name = name;
 812   nw_link->bw_current = bw_initial;
 813   if (bw_trace)
 814     nw_link->bw_event =
 815         tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
 816   nw_link->state_current = state_initial;
 817   nw_link->lat_current = lat_initial;
 818   if (lat_trace)
 819     nw_link->lat_event =
 820         tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
 821   if (state_trace)
 822     nw_link->state_event =
 823         tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
 824
 825   nw_link->constraint =
 826       lmm_constraint_new(maxmin_system, nw_link, nw_link->bw_current);
 827
 828   if(policy == SURF_NETWORK_LINK_FATPIPE)
 829     lmm_constraint_shared(nw_link->constraint);
 830
 831   xbt_dict_set(network_link_set, name, nw_link, network_link_free);
 832
 833   return nw_link;
 834 }
 835
 836 static void parse_network_link(void)
 837 {
 838   char *name;
 839   double bw_initial;
 840   tmgr_trace_t bw_trace;
 841   double lat_initial;
 842   tmgr_trace_t lat_trace;
 843   e_surf_network_link_state_t state_initial = SURF_NETWORK_LINK_ON;
 844   e_surf_network_link_sharing_policy_t policy_initial = SURF_NETWORK_LINK_SHARED;
 845   tmgr_trace_t state_trace;
 846
 847   name = xbt_strdup(A_surfxml_network_link_name);
 848   surf_parse_get_double(&bw_initial,A_surfxml_network_link_bandwidth);
 849   surf_parse_get_trace(&bw_trace, A_surfxml_network_link_bandwidth_file);
 850   surf_parse_get_double(&lat_initial,A_surfxml_network_link_latency);
 851   surf_parse_get_trace(&lat_trace, A_surfxml_network_link_latency_file);
 852
 853   xbt_assert0((A_surfxml_network_link_state==A_surfxml_network_link_state_ON)||
 854               (A_surfxml_network_link_state==A_surfxml_network_link_state_OFF),
 855               "Invalid state");
 856   if (A_surfxml_network_link_state==A_surfxml_network_link_state_ON)
 857     state_initial = SURF_NETWORK_LINK_ON;
 858   else if (A_surfxml_network_link_state==A_surfxml_network_link_state_OFF)
 859     state_initial = SURF_NETWORK_LINK_OFF;
 860
 861   if (A_surfxml_network_link_sharing_policy==A_surfxml_network_link_sharing_policy_SHARED)
 862     policy_initial = SURF_NETWORK_LINK_SHARED;
 863   else if (A_surfxml_network_link_sharing_policy==A_surfxml_network_link_sharing_policy_FATPIPE)
 864     policy_initial = SURF_NETWORK_LINK_FATPIPE;
 865
 866   surf_parse_get_trace(&state_trace,A_surfxml_network_link_state_file);
 867
 868   network_link_new(name, bw_initial, bw_trace,
 869                    lat_initial, lat_trace, state_initial, state_trace,
 870                    policy_initial);
 871 }
 872
 873 static void route_new(int src_id, int dst_id, network_link_KCCFLN05_t *link_list, int nb_link,
 874                       double impact_on_src, double impact_on_dst,
 875                       double impact_on_src_with_other_recv,
 876                       double impact_on_dst_with_other_send)
 877 {
 878   route_KCCFLN05_t route = &(ROUTE(src_id, dst_id));
 879
 880   route->size = nb_link;
 881   route->links = link_list = xbt_realloc(link_list, sizeof(network_link_KCCFLN05_t) * nb_link);
 882   route->impact_on_src = impact_on_src;
 883   route->impact_on_dst = impact_on_src;
 884   route->impact_on_src_with_other_recv = impact_on_src_with_other_recv;
 885   route->impact_on_dst_with_other_send = impact_on_dst_with_other_send;
 886 }
 887
 888 static int nb_link;
 889 static int link_list_capacity;
 890 static network_link_KCCFLN05_t *link_list = NULL;
 891 static int src_id = -1;
 892 static int dst_id = -1;
 893 static double impact_on_src;
 894 static double impact_on_dst;
 895 static double impact_on_src_with_other_recv;
 896 static double impact_on_dst_with_other_send;
 897
 898 static void parse_route_set_endpoints(void)
 899 {
 900   src_id = ((cpu_KCCFLN05_t) name_service(A_surfxml_route_src))->id;
 901   dst_id = ((cpu_KCCFLN05_t) name_service(A_surfxml_route_dst))->id;
 902   surf_parse_get_double(&impact_on_src, A_surfxml_route_impact_on_src);
 903   surf_parse_get_double(&impact_on_dst, A_surfxml_route_impact_on_dst);
 904   surf_parse_get_double(&impact_on_src_with_other_recv,
 905                         A_surfxml_route_impact_on_src_with_other_recv);
 906   surf_parse_get_double(&impact_on_dst_with_other_send,
 907                         A_surfxml_route_impact_on_dst_with_other_send);
 908
 909   nb_link = 0;
 910   link_list_capacity = 20;
 911   link_list = xbt_new(network_link_KCCFLN05_t, link_list_capacity);
 912 }
 913
 914 static void parse_route_elem(void)
 915 {
 916   if (nb_link == link_list_capacity) {
 917     link_list_capacity *= 2;
 918     link_list = xbt_realloc(link_list, (link_list_capacity) * sizeof(network_link_KCCFLN05_t));
 919   }
 920   link_list[nb_link++] = xbt_dict_get_or_null(network_link_set, A_surfxml_route_element_name);
 921 }
 922
 923 static void parse_route_set_route(void)
 924 {
 925   route_new(src_id, dst_id, link_list, nb_link, impact_on_src,
 926             impact_on_dst, impact_on_src_with_other_recv,
 927             impact_on_dst_with_other_send);
 928 }
 929
 930 static void parse_file(const char *file)
 931 {
 932   int i ;
 933
 934   /* Figuring out the cpus */
 935   surf_parse_reset_parser();
 936   ETag_surfxml_cpu_fun = parse_cpu;
 937   surf_parse_open(file);
 938   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 939   surf_parse_close();
 940
 941   create_routing_table();
 942
 943   /* Figuring out the network links */
 944   surf_parse_reset_parser();
 945   ETag_surfxml_network_link_fun = parse_network_link;
 946   surf_parse_open(file);
 947   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 948   surf_parse_close();
 949
 950   /* Building the routes */
 951   surf_parse_reset_parser();
 952   STag_surfxml_route_fun = parse_route_set_endpoints;
 953   ETag_surfxml_route_element_fun = parse_route_elem;
 954   ETag_surfxml_route_fun = parse_route_set_route;
 955   surf_parse_open(file);
 956   xbt_assert1((!surf_parse()), "Parse error in %s", file);
 957   surf_parse_close();
 958
 959   /* Adding loopback if needed */
 960   for (i = 0; i < nb_workstation; i++)
 961     if(!ROUTE(i,i).size) {
 962       if(!loopback)
 963         loopback = network_link_new(xbt_strdup("__MSG_loopback__"),
 964                                    498000000, NULL, 0.000015, NULL,
 965                                    SURF_NETWORK_LINK_ON, NULL,
 966                                    SURF_NETWORK_LINK_FATPIPE);
 967       ROUTE(i,i).size=1;
 968       ROUTE(i,i).links = xbt_new0(network_link_KCCFLN05_t, 1);
 969       ROUTE(i,i).links[0] = loopback;
 970     }
 971
 972 }
 973
 974 /**************************************/
 975 /********* Module  creation ***********/
 976 /**************************************/
 977
 978 static void resource_init_internal(void)
 979 {
 980   s_surf_action_t action;
 981
 982   surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
 983
 984   surf_workstation_resource->common_private =
 985       xbt_new0(s_surf_resource_private_t, 1);
 986   surf_workstation_resource->common_public =
 987       xbt_new0(s_surf_resource_public_t, 1);
 988   surf_workstation_resource->extension_public =
 989       xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
 990
 991   surf_workstation_resource->common_public->states.ready_action_set =
 992       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 993   surf_workstation_resource->common_public->states.running_action_set =
 994       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 995   surf_workstation_resource->common_public->states.failed_action_set =
 996       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 997   surf_workstation_resource->common_public->states.done_action_set =
 998       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 999
1000   surf_workstation_resource->common_public->name_service = name_service;
1001   surf_workstation_resource->common_public->get_resource_name = get_resource_name;
1002   surf_workstation_resource->common_public->action_get_state = surf_action_get_state;
1003   surf_workstation_resource->common_public->action_get_start_time =
1004       surf_action_get_start_time;
1005   surf_workstation_resource->common_public->action_get_finish_time =
1006       surf_action_get_finish_time;
1007   surf_workstation_resource->common_public->action_use = action_use;
1008   surf_workstation_resource->common_public->action_free = action_free;
1009   surf_workstation_resource->common_public->action_cancel = action_cancel;
1010   surf_workstation_resource->common_public->action_recycle = action_recycle;
1011   surf_workstation_resource->common_public->action_change_state = surf_action_change_state;
1012   surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
1013   surf_workstation_resource->common_public->suspend = action_suspend;
1014   surf_workstation_resource->common_public->resume = action_resume;
1015   surf_workstation_resource->common_public->is_suspended = action_is_suspended;
1016   surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
1017   surf_workstation_resource->common_public->set_priority = action_set_priority;
1018   surf_workstation_resource->common_public->name = "Workstation KCCFLN05";
1019
1020   surf_workstation_resource->common_private->resource_used = resource_used;
1021   surf_workstation_resource->common_private->share_resources = share_resources;
1022   surf_workstation_resource->common_private->update_actions_state = update_actions_state;
1023   surf_workstation_resource->common_private->update_resource_state = update_resource_state;
1024   surf_workstation_resource->common_private->finalize = finalize;
1025
1026   surf_workstation_resource->extension_public->execute = execute;
1027   surf_workstation_resource->extension_public->sleep = action_sleep;
1028   surf_workstation_resource->extension_public->get_state = resource_get_state;
1029   surf_workstation_resource->extension_public->get_speed = get_speed;
1030   surf_workstation_resource->extension_public->get_available_speed = get_available_speed;
1031   surf_workstation_resource->extension_public->communicate = communicate;
1032   surf_workstation_resource->extension_public->execute_parallel_task = execute_parallel_task;
1033   surf_workstation_resource->extension_public->get_route = get_route;
1034   surf_workstation_resource->extension_public->get_route_size = get_route_size;
1035   surf_workstation_resource->extension_public->get_link_name = get_link_name;
1036   surf_workstation_resource->extension_public->get_link_bandwidth = get_link_bandwidth;
1037   surf_workstation_resource->extension_public->get_link_latency = get_link_latency;
1038
1039   workstation_set = xbt_dict_new();
1040   network_link_set = xbt_dict_new();
1041
1042   xbt_assert0(maxmin_system, "surf_init has to be called first!");
1043 }
1044
1045 /**************************************/
1046 /*************** Generic **************/
1047 /**************************************/
1048 void surf_workstation_resource_init_KCCFLN05(const char *filename)
1049 {
1050   xbt_assert0(!surf_cpu_resource, "CPU resource type already defined");
1051   xbt_assert0(!surf_network_resource, "network resource type already defined");
1052   resource_init_internal();
1053   parse_file(filename);
1054
1055   xbt_dynar_push(resource_list, &surf_workstation_resource);
1056 }
1057
1058 void surf_workstation_resource_init_KCCFLN05_proportionnal(const char *filename)
1059 {
1060   xbt_assert0(!surf_cpu_resource, "CPU resource type already defined");
1061   xbt_assert0(!surf_network_resource, "network resource type already defined");
1062   resource_init_internal();
1063   parse_file(filename);
1064
1065   surf_workstation_resource->common_public->name = "Workstation KCCFLN05 (proportionnal)";
1066   use_sdp_solver=1;
1067   xbt_dynar_push(resource_list, &surf_workstation_resource);
1068 }