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