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
  16 static lmm_system_t maxmin_system_cpu_KCCFLN05 = NULL;
  17 static lmm_system_t maxmin_system_network_KCCFLN05 = NULL;
  18 static xbt_dict_t network_link_set = NULL;
  19 static int nb_workstation = 0;
  20 static s_route_KCCFLN05_t *routing_table = NULL;
  21 #define ROUTE(i,j) routing_table[(i)+(j)*nb_workstation]
  22
  23 /**************************************/
  24 /************* CPU object *************/
  25 /**************************************/
  26
  27 /************ workstation creation *********/
  28 static void workstation_free(void *workstation)
  29 {
  30   free(((workstation_KCCFLN05_t)workstation)->name);
  31   xbt_dynar_free(&(((workstation_KCCFLN05_t)workstation)->incomming_communications));
  32   xbt_dynar_free(&(((workstation_KCCFLN05_t)workstation)->outgoing_communications));
  33   free(workstation);
  34 }
  35
  36 static workstation_KCCFLN05_t workstation_new(const char *name,
  37                                               double power_scale,
  38                                               double power_initial,
  39                                               tmgr_trace_t power_trace,
  40                                               e_surf_cpu_state_t state_initial,
  41                                               tmgr_trace_t state_trace,
  42                                               double interference_send,
  43                                               double interference_recv,
  44                                               double interference_send_recv,
  45                                               double max_outgoing_rate)
  46 {
  47   workstation_KCCFLN05_t workstation = xbt_new0(s_workstation_KCCFLN05_t, 1);
  48
  49   workstation->resource = (surf_resource_t) surf_workstation_resource;
  50   workstation->name = xbt_strdup(name);
  51   workstation->id = nb_workstation++;
  52
  53   workstation->power_scale = power_scale;
  54   xbt_assert0(workstation->power_scale>0,"Power has to be >0");
  55
  56   workstation->power_current = power_initial;
  57   if (power_trace)
  58     workstation->power_event =
  59         tmgr_history_add_trace(history, power_trace, 0.0, 0, workstation);
  60
  61   workstation->state_current = state_initial;
  62   if (state_trace)
  63     workstation->state_event =
  64         tmgr_history_add_trace(history, state_trace, 0.0, 0, workstation);
  65
  66   workstation->interference_send=interference_send;
  67   workstation->interference_recv=interference_recv;
  68   workstation->interference_send_recv=interference_send_recv;
  69
  70   workstation->constraint =
  71       lmm_constraint_new(maxmin_system_cpu_KCCFLN05, workstation,
  72                          workstation->power_current * workstation->power_scale);
  73   if(max_outgoing_rate>0)
  74     workstation->bus=
  75       lmm_constraint_new(maxmin_system_cpu_KCCFLN05, workstation,
  76                          max_outgoing_rate);
  77
  78   workstation->incomming_communications =
  79     xbt_dynar_new(sizeof(surf_action_network_KCCFLN05_t),NULL);
  80   workstation->outgoing_communications =
  81     xbt_dynar_new(sizeof(surf_action_network_KCCFLN05_t),NULL);
  82
  83   xbt_dict_set(workstation_set, name, workstation, workstation_free);
  84
  85   return workstation;
  86 }
  87
  88 static void parse_workstation(void)
  89 {
  90   double power_scale = 0.0;
  91   double power_initial = 0.0;
  92   tmgr_trace_t power_trace = NULL;
  93   e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
  94   tmgr_trace_t state_trace = NULL;
  95   double interference_send = 0.0;
  96   double interference_recv = 0.0;
  97   double interference_send_recv = 0.0;
  98   double max_outgoing_rate = -1.0;
  99
 100   surf_parse_get_double(&power_scale,A_cpu_power);
 101   surf_parse_get_double(&power_initial,A_cpu_availability);
 102   surf_parse_get_trace(&power_trace,A_cpu_availability_file);
 103
 104   xbt_assert0((A_cpu_state==A_cpu_state_ON)||
 105               (A_cpu_state==A_cpu_state_OFF),
 106               "Invalid state")
 107   if (A_cpu_state==A_cpu_state_ON) state_initial = SURF_CPU_ON;
 108   if (A_cpu_state==A_cpu_state_OFF) state_initial = SURF_CPU_OFF;
 109   surf_parse_get_trace(&state_trace,A_cpu_state_file);
 110
 111   surf_parse_get_double(&interference_send,A_cpu_interference_send);
 112   surf_parse_get_double(&interference_recv,A_cpu_interference_recv);
 113   surf_parse_get_double(&interference_send_recv,A_cpu_interference_send_recv);
 114   surf_parse_get_double(&max_outgoing_rate,A_cpu_max_outgoing_rate);
 115
 116   workstation_new(A_cpu_name, power_scale, power_initial, power_trace, state_initial,
 117                   state_trace, interference_send, interference_recv,
 118                   interference_send_recv, max_outgoing_rate);
 119 }
 120
 121 /*********** resource management ***********/
 122
 123 static void *name_service(const char *name)
 124 {
 125   return xbt_dict_get_or_null(workstation_set, name);
 126 }
 127
 128 static const char *get_resource_name(void *resource_id)
 129 {
 130   return ((workstation_KCCFLN05_t) resource_id)->name;
 131 }
 132
 133 static int cpu_used(void *resource_id)
 134 {
 135   return lmm_constraint_used(maxmin_system_cpu_KCCFLN05,
 136                              ((workstation_KCCFLN05_t) resource_id)->constraint);
 137 }
 138
 139 static int link_used(void *resource_id)
 140 {
 141   return lmm_constraint_used(maxmin_system_network_KCCFLN05,
 142                              ((network_link_KCCFLN05_t) resource_id)->constraint);
 143 }
 144
 145 static e_surf_cpu_state_t get_state(void *cpu)
 146 {
 147   return ((workstation_KCCFLN05_t) cpu)->state_current;
 148 }
 149
 150 static void update_cpu_KCCFLN05_state(void *id,
 151                                       tmgr_trace_event_t event_type,
 152                                       double value)
 153 {
 154   workstation_KCCFLN05_t cpu = id;
 155
 156   if (event_type == cpu->power_event) {
 157     cpu->power_current = value;
 158     /*** The bound is updated in share_cpu_KCCFLN05_resources ***/
 159     /*     lmm_update_constraint_bound(maxmin_system_cpu_KCCFLN05, cpu->constraint, */
 160     /*                          cpu->power_current * cpu->power_scale); */
 161   } else if (event_type == cpu->state_event) {
 162     if (value > 0)
 163       cpu->state_current = SURF_CPU_ON;
 164     else
 165       cpu->state_current = SURF_CPU_OFF;
 166   } else {
 167     CRITICAL0("Unknown event ! \n");
 168     xbt_abort();
 169   }
 170
 171   return;
 172 }
 173
 174 /**************************************/
 175 /*********** network object ***********/
 176 /**************************************/
 177
 178 static void create_routing_table(void)
 179 {
 180   routing_table = xbt_new0(s_route_KCCFLN05_t, nb_workstation * nb_workstation);
 181 }
 182
 183 static void network_link_free(void *nw_link)
 184 {
 185   free(((network_link_KCCFLN05_t)nw_link)->name);
 186   free(nw_link);
 187 }
 188
 189 static network_link_KCCFLN05_t network_link_new(char *name,
 190                                                  double bw_initial,
 191                                                  tmgr_trace_t bw_trace,
 192                                                  e_surf_network_link_state_t
 193                                                  state_initial,
 194                                                  tmgr_trace_t state_trace)
 195 {
 196   network_link_KCCFLN05_t nw_link = xbt_new0(s_network_link_KCCFLN05_t, 1);
 197
 198
 199   nw_link->resource = (surf_resource_t) surf_network_resource;
 200   nw_link->name = name;
 201   nw_link->bw_current = bw_initial;
 202   if (bw_trace)
 203     nw_link->bw_event =
 204         tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
 205   nw_link->state_current = state_initial;
 206   if (state_trace)
 207     nw_link->state_event =
 208         tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
 209
 210   nw_link->constraint =
 211       lmm_constraint_new(maxmin_system_network_KCCFLN05, nw_link, nw_link->bw_current);
 212
 213   xbt_dict_set(network_link_set, name, nw_link, network_link_free);
 214
 215   return nw_link;
 216 }
 217
 218 static void parse_network_link(void)
 219 {
 220   char *name;
 221   double bw_initial;
 222   tmgr_trace_t bw_trace;
 223   e_surf_network_link_state_t state_initial = SURF_NETWORK_LINK_ON;
 224   tmgr_trace_t state_trace;
 225
 226   name = xbt_strdup(A_network_link_name);
 227   surf_parse_get_double(&bw_initial,A_network_link_bandwidth);
 228   surf_parse_get_trace(&bw_trace, A_network_link_bandwidth_file);
 229
 230   xbt_assert0((A_network_link_state==A_network_link_state_ON)||
 231               (A_network_link_state==A_network_link_state_OFF),
 232               "Invalid state")
 233   if (A_network_link_state==A_network_link_state_ON)
 234     state_initial = SURF_NETWORK_LINK_ON;
 235   if (A_network_link_state==A_network_link_state_OFF)
 236     state_initial = SURF_NETWORK_LINK_OFF;
 237   surf_parse_get_trace(&state_trace,A_network_link_state_file);
 238
 239   network_link_new(name, bw_initial, bw_trace, state_initial, state_trace);
 240 }
 241
 242 static void route_new(int src_id, int dst_id, char **links, int nb_link,
 243                       double impact_on_src, double impact_on_dst,
 244                       double impact_on_src_with_other_recv,
 245                       double impact_on_dst_with_other_send)
 246 {
 247   network_link_KCCFLN05_t *link_list = NULL;
 248   int i;
 249   route_KCCFLN05_t route = &(ROUTE(src_id,dst_id));
 250
 251   route->size= nb_link;
 252   link_list = route->links = xbt_new0(network_link_KCCFLN05_t, nb_link);
 253   for (i = 0; i < nb_link; i++) {
 254     link_list[i] = xbt_dict_get(network_link_set, links[i]);
 255     free(links[i]);
 256   }
 257   free(links);
 258   route->impact_on_src=impact_on_src;
 259   route->impact_on_dst=impact_on_src;
 260   route->impact_on_src_with_other_recv=impact_on_src_with_other_recv;
 261   route->impact_on_dst_with_other_send=impact_on_dst_with_other_send;
 262 }
 263
 264 static int nb_link = 0;
 265 static char **link_name = NULL;
 266 static int src_id = -1;
 267 static int dst_id = -1;
 268 static double impact_on_src;
 269 static double impact_on_dst;
 270 static double impact_on_src_with_other_recv;
 271 static double impact_on_dst_with_other_send;
 272
 273 static void parse_route_set_endpoints(void)
 274 {
 275   src_id = ((workstation_KCCFLN05_t) name_service(A_route_src))->id;
 276   dst_id = ((workstation_KCCFLN05_t) name_service(A_route_dst))->id;
 277   surf_parse_get_double(&impact_on_src,A_route_impact_on_src);
 278   surf_parse_get_double(&impact_on_dst,A_route_impact_on_dst);
 279   surf_parse_get_double(&impact_on_src_with_other_recv,A_route_impact_on_src_with_other_recv);
 280   surf_parse_get_double(&impact_on_dst_with_other_send,A_route_impact_on_dst_with_other_send);
 281
 282   nb_link = 0;
 283   link_name = NULL;
 284 }
 285
 286 static void parse_route_elem(void)
 287 {
 288   nb_link++;
 289   link_name = xbt_realloc(link_name, (nb_link) * sizeof(char *));
 290   link_name[(nb_link) - 1] = xbt_strdup(A_route_element_name);
 291 }
 292
 293 static void parse_route_set_route(void)
 294 {
 295   route_new(src_id, dst_id, link_name, nb_link, impact_on_src, impact_on_dst,
 296             impact_on_src_with_other_recv, impact_on_dst_with_other_send);
 297 }
 298
 299 static void parse_file(const char *file)
 300 {
 301   /* Figuring out the workstations */
 302   surf_parse_reset_parser();
 303   ETag_cpu_fun=parse_workstation;
 304   surf_parse_open(file);
 305   xbt_assert1((!surf_parse()),"Parse error in %s",file);
 306   surf_parse_close();
 307
 308   create_routing_table();
 309
 310   /* Figuring out the network links */
 311   surf_parse_reset_parser();
 312   ETag_network_link_fun=parse_network_link;
 313   surf_parse_open(file);
 314   xbt_assert1((!surf_parse()),"Parse error in %s",file);
 315   surf_parse_close();
 316
 317   /* Building the routes */
 318   surf_parse_reset_parser();
 319   STag_route_fun=parse_route_set_endpoints;
 320   ETag_route_element_fun=parse_route_elem;
 321   ETag_route_fun=parse_route_set_route;
 322   surf_parse_open(file);
 323   xbt_assert1((!surf_parse()),"Parse error in %s",file);
 324   surf_parse_close();
 325 }
 326
 327 static void update_network_KCCFLN05_state(void *id,
 328                                           tmgr_trace_event_t event_type,
 329                                           double value)
 330 {
 331   network_link_KCCFLN05_t nw_link = id;
 332
 333   if (event_type == nw_link->bw_event) {
 334     nw_link->bw_current = value;
 335     lmm_update_constraint_bound(maxmin_system_network_KCCFLN05, nw_link->constraint,
 336                                 nw_link->bw_current);
 337   } else if (event_type == nw_link->state_event) {
 338     if (value > 0)
 339       nw_link->state_current = SURF_NETWORK_LINK_ON;
 340     else
 341       nw_link->state_current = SURF_NETWORK_LINK_OFF;
 342   } else {
 343     CRITICAL0("Unknown event ! \n");
 344     xbt_abort();
 345   }
 346
 347   return;
 348 }
 349
 350 /**************************************/
 351 /*************** actions **************/
 352 /**************************************/
 353 /*************** network **************/
 354 static int action_network_KCCFLN05_free(surf_action_t action)
 355 {
 356   int cpt;
 357   surf_action_t act = NULL;
 358   workstation_KCCFLN05_t src = ((surf_action_network_KCCFLN05_t) action)->src;
 359   workstation_KCCFLN05_t dst = ((surf_action_network_KCCFLN05_t) action)->dst;
 360
 361   action->using--;
 362   if(!action->using) {
 363
 364     xbt_swag_remove(action, action->state_set);
 365     if(((surf_action_network_KCCFLN05_t)action)->variable)
 366       lmm_variable_free(maxmin_system_network_KCCFLN05,
 367                         ((surf_action_network_KCCFLN05_t) action)->variable);
 368
 369     xbt_dynar_foreach (src->outgoing_communications,cpt,act) {
 370       if(act==action) {
 371         xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 372         break;
 373       }
 374     }
 375
 376     xbt_dynar_foreach (dst->incomming_communications,cpt,act) {
 377       if(act==action) {
 378         xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 379         break;
 380       }
 381     }
 382
 383     free(action);
 384     return 1;
 385   }
 386   return 0;
 387 }
 388
 389 static void action_network_KCCFLN05_use(surf_action_t action)
 390 {
 391   action->using++;
 392 }
 393
 394 static double share_network_KCCFLN05_resources(double now)
 395 {
 396  s_surf_action_network_KCCFLN05_t action;
 397  return generic_maxmin_share_resources2(surf_network_resource->common_public->
 398                                         states.running_action_set,
 399                                         xbt_swag_offset(action, variable),
 400                                         maxmin_system_network_KCCFLN05);
 401 }
 402
 403 static void action_network_KCCFLN05_change_state(surf_action_t action,
 404                                                  e_surf_action_state_t state)
 405 {
 406   int cpt;
 407   surf_action_t act = NULL;
 408   workstation_KCCFLN05_t src = ((surf_action_network_KCCFLN05_t) action)->src;
 409   workstation_KCCFLN05_t dst = ((surf_action_network_KCCFLN05_t) action)->dst;
 410
 411 /*   if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
 412 /*     if(((surf_action_network_KCCFLN05_t)action)->variable) { */
 413 /*       lmm_variable_disable(maxmin_system_network_KCCFLN05,  */
 414 /*                         ((surf_action_network_KCCFLN05_t)action)->variable); */
 415 /*       ((surf_action_network_KCCFLN05_t)action)->variable = NULL; */
 416 /*     } */
 417
 418   xbt_dynar_foreach (src->outgoing_communications,cpt,act) {
 419     if(act==action) {
 420       xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 421       break;
 422     }
 423   }
 424
 425   xbt_dynar_foreach (dst->incomming_communications,cpt,act) {
 426     if(act==action) {
 427       xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 428       break;
 429     }
 430   }
 431   surf_action_change_state(action, state);
 432   return;
 433 }
 434
 435 static void update_actions_network_KCCFLN05_state(double now, double delta)
 436 {
 437   surf_action_network_KCCFLN05_t action = NULL;
 438   surf_action_network_KCCFLN05_t next_action = NULL;
 439   xbt_swag_t running_actions =
 440       surf_network_resource->common_public->states.running_action_set;
 441   /* FIXME: unused
 442   xbt_swag_t failed_actions =
 443       surf_network_resource->common_public->states.failed_action_set;
 444   */
 445   xbt_swag_foreach_safe(action, next_action, running_actions) {
 446     surf_double_update(&(action->generic_action.remains),
 447                        lmm_variable_getvalue(action->variable) * delta);
 448     if (action->generic_action.max_duration != NO_MAX_DURATION)
 449           surf_double_update(&(action->generic_action.max_duration), delta);
 450     if ((action->generic_action.remains <= 0.0) &&
 451         (lmm_get_variable_weight(action->variable)>0)) {
 452       action->generic_action.finish = surf_get_clock();
 453       action_network_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 454     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 455                (action->generic_action.max_duration <= 0.0)) {
 456       action->generic_action.finish = surf_get_clock();
 457       action_network_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 458     } else {                    /* Need to check that none of the resource has failed */
 459       /* FIXME : FAILURES ARE NOT HANDLED YET */
 460     }
 461   }
 462
 463   return;
 464 }
 465
 466 static surf_action_t communicate_KCCFLN05(void *src, void *dst, double size,
 467                                           double rate)
 468 {
 469   surf_action_network_KCCFLN05_t action = NULL;
 470   workstation_KCCFLN05_t card_src = src;
 471   workstation_KCCFLN05_t card_dst = dst;
 472   route_KCCFLN05_t route = &ROUTE(card_src->id, card_dst->id);
 473   int i;
 474
 475   action = xbt_new0(s_surf_action_network_KCCFLN05_t, 1);
 476
 477   action->generic_action.using = 1;
 478   action->generic_action.cost = size;
 479   action->generic_action.remains = size;
 480   action->generic_action.max_duration = NO_MAX_DURATION;
 481   action->generic_action.start = -1.0;
 482   action->generic_action.finish = -1.0;
 483   action->generic_action.resource_type =
 484       (surf_resource_t) surf_network_resource;
 485
 486   action->generic_action.state_set =
 487       surf_network_resource->common_public->states.running_action_set;
 488
 489   xbt_swag_insert(action, action->generic_action.state_set);
 490
 491   if(rate>0)
 492     action->variable = lmm_variable_new(maxmin_system_network_KCCFLN05, action, 1.0, rate,
 493                                         route->size+1);
 494   else
 495     action->variable = lmm_variable_new(maxmin_system_network_KCCFLN05, action, 1.0, -1.0,
 496                                         route->size+1);
 497
 498   for (i = 0; i < route->size; i++)
 499     lmm_expand(maxmin_system_network_KCCFLN05, route->links[i]->constraint,
 500                action->variable, 1.0);
 501
 502   if(card_src->bus)
 503     lmm_expand(maxmin_system_network_KCCFLN05, card_src->bus,
 504                action->variable, 1.0);
 505
 506   action->src=src;
 507   action->dst=dst;
 508
 509   xbt_dynar_push(card_src->outgoing_communications,&action);
 510   xbt_dynar_push(card_dst->incomming_communications,&action);
 511
 512   return (surf_action_t) action;
 513 }
 514
 515 static surf_action_t execute_parallel_task_KCCFLN05 (int workstation_nb,
 516                                                      void **workstation_list,
 517                                                      double *computation_amount,
 518                                                      double *communication_amount,
 519                                                      double amount,
 520                                                      double rate)
 521 {
 522   DIE_IMPOSSIBLE;
 523   return NULL;
 524 }
 525
 526 static void network_KCCFLN05_action_suspend(surf_action_t action)
 527 {
 528   lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
 529                              ((surf_action_network_KCCFLN05_t) action)->variable, 0.0);
 530 }
 531
 532 static void network_KCCFLN05_action_resume(surf_action_t action)
 533 {
 534   lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
 535                              ((surf_action_network_KCCFLN05_t) action)->variable, 1.0);
 536 }
 537
 538 static int network_KCCFLN05_action_is_suspended(surf_action_t action)
 539 {
 540   return (lmm_get_variable_weight(((surf_action_network_KCCFLN05_t) action)->variable) == 0.0);
 541 }
 542
 543 static void network_KCCFLN05_action_set_max_duration(surf_action_t action, double duration)
 544 {
 545   action->max_duration = duration;
 546 }
 547
 548 /***************** CPU ****************/
 549 static int action_cpu_KCCFLN05_free(surf_action_t action)
 550 {
 551   action->using--;
 552   if(!action->using) {
 553     xbt_swag_remove(action, action->state_set);
 554     if(((surf_action_cpu_KCCFLN05_t)action)->variable)
 555       lmm_variable_free(maxmin_system_cpu_KCCFLN05, ((surf_action_cpu_KCCFLN05_t)action)->variable);
 556     free(action);
 557     return 1;
 558   }
 559   return 0;
 560 }
 561
 562 static void action_cpu_KCCFLN05_use(surf_action_t action)
 563 {
 564   action->using++;
 565 }
 566
 567 static void action_cpu_KCCFLN05_change_state(surf_action_t action,
 568                                 e_surf_action_state_t state)
 569 {
 570 /*   if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
 571 /*     if(((surf_action_cpu_KCCFLN05_t)action)->variable) { */
 572 /*       lmm_variable_disable(maxmin_system_cpu_KCCFLN05,  */
 573 /*                         ((surf_action_cpu_KCCFLN05_t)action)->variable); */
 574 /*       ((surf_action_cpu_KCCFLN05_t)action)->variable = NULL; */
 575 /*     } */
 576
 577   surf_action_change_state(action, state);
 578   return;
 579 }
 580
 581 static double share_cpu_KCCFLN05_resources(double now)
 582 {
 583   s_surf_action_cpu_KCCFLN05_t s_cpu_action;
 584   lmm_constraint_t cnst = NULL;
 585   workstation_KCCFLN05_t workstation = NULL;
 586   double W=0.0;
 587   double scale=0.0;
 588   int cpt;
 589   surf_action_network_KCCFLN05_t action;
 590
 591   if(surf_get_clock()>=475.895)
 592     {
 593       W=0.0;
 594     }
 595
 596   for(cnst = lmm_get_first_active_constraint(maxmin_system_cpu_KCCFLN05);
 597       cnst;
 598       cnst= lmm_get_next_active_constraint(maxmin_system_cpu_KCCFLN05, cnst))
 599     {
 600       workstation = lmm_constraint_id(cnst);
 601       W=workstation->power_current * workstation->power_scale;
 602
 603       if((!xbt_dynar_length(workstation->incomming_communications)) &&
 604          (!xbt_dynar_length(workstation->outgoing_communications))) {
 605         scale = 1.0;
 606       } else if((!xbt_dynar_length(workstation->incomming_communications)) &&
 607                 (xbt_dynar_length(workstation->outgoing_communications))) {
 608         scale = workstation->interference_send;
 609         xbt_dynar_foreach (workstation->outgoing_communications,cpt,action) {
 610 /*        VOIRD(action->src->id); */
 611 /*        VOIRD(action->dst->id); */
 612 /*        VOIRP(&ROUTE(action->src->id,action->dst->id)); */
 613 /*        VOIRG(ROUTE(action->src->id,action->dst->id).impact_on_src); */
 614           scale -= ROUTE(action->src->id,action->dst->id).impact_on_src *
 615             lmm_variable_getvalue(action->variable);
 616         }
 617         if(scale<0.0) scale=0.0;
 618         xbt_assert0(scale>=0.0,"Negative interference !");
 619       } else if((xbt_dynar_length(workstation->incomming_communications)) &&
 620                 (!xbt_dynar_length(workstation->outgoing_communications))) {
 621         scale = workstation->interference_recv;
 622         xbt_dynar_foreach (workstation->incomming_communications,cpt,action) {
 623           scale -= ROUTE(action->src->id,action->dst->id).impact_on_dst *
 624             lmm_variable_getvalue(action->variable);
 625         }
 626         if(scale<0.0) scale=0.0;
 627         xbt_assert0(scale>=0.0,"Negative interference !");
 628       } else {
 629         scale = workstation->interference_send_recv;
 630         xbt_dynar_foreach (workstation->outgoing_communications,cpt,action) {
 631           scale -= ROUTE(action->src->id,action->dst->id).impact_on_src_with_other_recv *
 632             lmm_variable_getvalue(action->variable);
 633         }
 634         xbt_dynar_foreach (workstation->incomming_communications,cpt,action) {
 635           scale -= ROUTE(action->src->id,action->dst->id).impact_on_dst_with_other_send *
 636             lmm_variable_getvalue(action->variable);
 637         }
 638         if(scale<0.0) scale=0.1;
 639         xbt_assert0(scale>=0.0,"Negative interference !");
 640       }
 641       lmm_update_constraint_bound(maxmin_system_cpu_KCCFLN05,workstation->constraint,
 642                                   W*scale);
 643     }
 644
 645   return generic_maxmin_share_resources2(surf_cpu_resource->common_public->
 646                                          states.running_action_set,
 647                                          xbt_swag_offset(s_cpu_action, variable),
 648                                          maxmin_system_cpu_KCCFLN05);
 649 }
 650
 651 static void update_actions_cpu_KCCFLN05_state(double now, double delta)
 652 {
 653   surf_action_cpu_KCCFLN05_t action = NULL;
 654   surf_action_cpu_KCCFLN05_t next_action = NULL;
 655   xbt_swag_t running_actions =
 656       surf_cpu_resource->common_public->states.running_action_set;
 657   /*
 658   xbt_swag_t failed_actions =
 659       surf_cpu_resource->common_public->states.failed_action_set;
 660   */
 661
 662   xbt_swag_foreach_safe(action, next_action, running_actions) {
 663     surf_double_update(&(action->generic_action.remains),
 664         lmm_variable_getvalue(action->variable) * delta);
 665     if (action->generic_action.max_duration != NO_MAX_DURATION)
 666       action->generic_action.max_duration -= delta;
 667     if ((action->generic_action.remains <= 0) &&
 668         (lmm_get_variable_weight(action->variable)>0)) {
 669       action->generic_action.finish = surf_get_clock();
 670       action_cpu_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 671     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 672                (action->generic_action.max_duration <= 0)) {
 673       action->generic_action.finish = surf_get_clock();
 674       action_cpu_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
 675     } else {                    /* Need to check that none of the resource has failed */
 676       lmm_constraint_t cnst = NULL;
 677       int i = 0;
 678       workstation_KCCFLN05_t cpu = NULL;
 679
 680       while ((cnst =
 681               lmm_get_cnst_from_var(maxmin_system_cpu_KCCFLN05, action->variable,
 682                                     i++))) {
 683         cpu = lmm_constraint_id(cnst);
 684         if (cpu->state_current == SURF_CPU_OFF) {
 685           action->generic_action.finish = surf_get_clock();
 686           action_cpu_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_FAILED);
 687           break;
 688         }
 689       }
 690     }
 691   }
 692
 693   return;
 694 }
 695
 696 static surf_action_t execute_KCCFLN05(void *cpu, double size)
 697 {
 698   surf_action_cpu_KCCFLN05_t action = NULL;
 699   workstation_KCCFLN05_t CPU = cpu;
 700
 701   action = xbt_new0(s_surf_action_cpu_KCCFLN05_t, 1);
 702
 703   action->generic_action.using = 1;
 704   action->generic_action.cost = size;
 705   action->generic_action.remains = size;
 706   action->generic_action.max_duration = NO_MAX_DURATION;
 707   action->generic_action.start = surf_get_clock();
 708   action->generic_action.finish = -1.0;
 709   action->generic_action.resource_type =
 710       (surf_resource_t) surf_cpu_resource;
 711
 712   if (CPU->state_current == SURF_CPU_ON)
 713     action->generic_action.state_set =
 714         surf_cpu_resource->common_public->states.running_action_set;
 715   else
 716     action->generic_action.state_set =
 717         surf_cpu_resource->common_public->states.failed_action_set;
 718   xbt_swag_insert(action, action->generic_action.state_set);
 719
 720   action->variable = lmm_variable_new(maxmin_system_cpu_KCCFLN05, action, 1.0, -1.0, 1);
 721   lmm_expand(maxmin_system_cpu_KCCFLN05, CPU->constraint, action->variable,
 722              1.0);
 723
 724   return (surf_action_t) action;
 725 }
 726
 727 static void cpu_KCCFLN05_action_suspend(surf_action_t action)
 728 {
 729   lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
 730                              ((surf_action_cpu_KCCFLN05_t) action)->variable, 0.0);
 731 }
 732
 733 static void cpu_KCCFLN05_action_resume(surf_action_t action)
 734 {
 735   lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
 736                              ((surf_action_cpu_KCCFLN05_t) action)->variable, 1.0);
 737 }
 738
 739 static int cpu_KCCFLN05_action_is_suspended(surf_action_t action)
 740 {
 741   return (lmm_get_variable_weight(((surf_action_cpu_KCCFLN05_t) action)->variable) == 0.0);
 742 }
 743
 744 static void cpu_KCCFLN05_action_set_max_duration(surf_action_t action, double duration)
 745 {
 746   action->max_duration = duration;
 747 }
 748
 749 /************* workstation ************/
 750 static void action_change_state(surf_action_t action,
 751                                 e_surf_action_state_t state)
 752 {
 753   if(action->resource_type==(surf_resource_t)surf_network_resource)
 754     surf_network_resource->common_public->action_change_state(action,state);
 755   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 756     surf_cpu_resource->common_public->action_change_state(action,state);
 757   else DIE_IMPOSSIBLE;
 758   return;
 759 }
 760
 761 static int action_free(surf_action_t action)
 762 {
 763   if(action->resource_type==(surf_resource_t)surf_network_resource)
 764     return surf_network_resource->common_public->action_free(action);
 765   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 766     return surf_cpu_resource->common_public->action_free(action);
 767   else DIE_IMPOSSIBLE;
 768   return 1;
 769 }
 770
 771 static void action_use(surf_action_t action)
 772 {
 773   if(action->resource_type==(surf_resource_t)surf_network_resource)
 774     surf_network_resource->common_public->action_use(action);
 775   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 776     surf_cpu_resource->common_public->action_use(action);
 777   else DIE_IMPOSSIBLE;
 778   return;
 779 }
 780
 781 static int resource_used(void *resource_id)
 782 {
 783   xbt_assert0(0, "Workstation is a virtual resource. I should not be there!");
 784   return 0;
 785 }
 786
 787 static double share_resources(double now)
 788 {
 789   return -1.0;
 790 }
 791
 792 static void update_actions_state(double now, double delta)
 793 {
 794   return;
 795 }
 796
 797 static void update_resource_state(void *id,
 798                                   tmgr_trace_event_t event_type,
 799                                   double value)
 800 {
 801   xbt_assert0(0, "Workstation is a virtual resource. I should not be there!");
 802   return;
 803 }
 804
 805 static void action_suspend(surf_action_t action)
 806 {
 807   if(action->resource_type==(surf_resource_t)surf_network_resource)
 808     surf_network_resource->common_public->suspend(action);
 809   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 810     surf_cpu_resource->common_public->suspend(action);
 811   else DIE_IMPOSSIBLE;
 812 }
 813
 814 static void action_resume(surf_action_t action)
 815 {
 816   if(action->resource_type==(surf_resource_t)surf_network_resource)
 817     surf_network_resource->common_public->resume(action);
 818   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 819     surf_cpu_resource->common_public->resume(action);
 820   else DIE_IMPOSSIBLE;
 821 }
 822
 823 static int action_is_suspended(surf_action_t action)
 824 {
 825   if(action->resource_type==(surf_resource_t)surf_network_resource)
 826     return surf_network_resource->common_public->is_suspended(action);
 827   if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 828     return surf_cpu_resource->common_public->is_suspended(action);
 829   DIE_IMPOSSIBLE;
 830 }
 831
 832 static void action_set_max_duration(surf_action_t action, double duration)
 833 {
 834   if(action->resource_type==(surf_resource_t)surf_network_resource)
 835     surf_network_resource->common_public->set_max_duration(action,duration);
 836   else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
 837     surf_cpu_resource->common_public->set_max_duration(action,duration);
 838   else DIE_IMPOSSIBLE;
 839 }
 840
 841
 842 /**************************************/
 843 /********* Module  creation ***********/
 844 /**************************************/
 845 static void cpu_KCCFLN05_finalize(void)
 846 {
 847   xbt_dict_free(&workstation_set);
 848   xbt_swag_free(surf_cpu_resource->common_public->states.ready_action_set);
 849   xbt_swag_free(surf_cpu_resource->common_public->states.
 850                 running_action_set);
 851   xbt_swag_free(surf_cpu_resource->common_public->states.
 852                 failed_action_set);
 853   xbt_swag_free(surf_cpu_resource->common_public->states.done_action_set);
 854   free(surf_cpu_resource->common_public);
 855   free(surf_cpu_resource->common_private);
 856   free(surf_cpu_resource->extension_public);
 857
 858   free(surf_cpu_resource);
 859   surf_cpu_resource = NULL;
 860
 861   if (maxmin_system_cpu_KCCFLN05) {
 862     lmm_system_free(maxmin_system_cpu_KCCFLN05);
 863     maxmin_system_cpu_KCCFLN05 = NULL;
 864   }
 865 }
 866
 867 static void cpu_KCCFLN05_resource_init_internal(void)
 868 {
 869   s_surf_action_t action;
 870
 871   surf_cpu_resource = xbt_new0(s_surf_cpu_resource_t, 1);
 872
 873   surf_cpu_resource->common_private =
 874       xbt_new0(s_surf_resource_private_t, 1);
 875   surf_cpu_resource->common_public =
 876     xbt_new0(s_surf_resource_public_t, 1);
 877
 878   surf_cpu_resource->extension_public =
 879       xbt_new0(s_surf_cpu_resource_extension_public_t, 1);
 880
 881   surf_cpu_resource->common_public->states.ready_action_set =
 882       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 883   surf_cpu_resource->common_public->states.running_action_set =
 884       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 885   surf_cpu_resource->common_public->states.failed_action_set =
 886       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 887   surf_cpu_resource->common_public->states.done_action_set =
 888       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 889
 890   surf_cpu_resource->common_public->name_service = name_service;
 891   surf_cpu_resource->common_public->get_resource_name = get_resource_name;
 892   surf_cpu_resource->common_public->action_get_state =
 893       surf_action_get_state;
 894   surf_cpu_resource->common_public->action_free = action_cpu_KCCFLN05_free;
 895   surf_cpu_resource->common_public->action_use = action_cpu_KCCFLN05_use;
 896   surf_cpu_resource->common_public->action_cancel = NULL;
 897   surf_cpu_resource->common_public->action_recycle = NULL;
 898   surf_cpu_resource->common_public->action_change_state = action_cpu_KCCFLN05_change_state;
 899   surf_cpu_resource->common_public->action_set_data = surf_action_set_data;
 900   surf_cpu_resource->common_public->name = "CPU KCCFLN05";
 901
 902   surf_cpu_resource->common_private->resource_used = cpu_used;
 903   surf_cpu_resource->common_private->share_resources = share_cpu_KCCFLN05_resources;
 904   surf_cpu_resource->common_private->update_actions_state =
 905     update_actions_cpu_KCCFLN05_state;
 906   surf_cpu_resource->common_private->update_resource_state =
 907       update_cpu_KCCFLN05_state;
 908   surf_cpu_resource->common_private->finalize = cpu_KCCFLN05_finalize;
 909
 910   surf_cpu_resource->extension_public->execute = execute_KCCFLN05;
 911 /*FIXME*//*   surf_cpu_resource->extension_public->sleep = action_sleep; */
 912
 913   surf_cpu_resource->common_public->suspend = cpu_KCCFLN05_action_suspend;
 914   surf_cpu_resource->common_public->resume = cpu_KCCFLN05_action_resume;
 915   surf_cpu_resource->common_public->is_suspended = cpu_KCCFLN05_action_is_suspended;
 916
 917   surf_cpu_resource->extension_public->get_state = get_state;
 918
 919   workstation_set = xbt_dict_new();
 920
 921   maxmin_system_cpu_KCCFLN05 = lmm_system_new();
 922 }
 923
 924 static void network_KCCFLN05_finalize(void)
 925 {
 926   int i,j;
 927
 928   xbt_dict_free(&network_link_set);
 929   xbt_swag_free(surf_network_resource->common_public->states.
 930                 ready_action_set);
 931   xbt_swag_free(surf_network_resource->common_public->states.
 932                 running_action_set);
 933   xbt_swag_free(surf_network_resource->common_public->states.
 934                 failed_action_set);
 935   xbt_swag_free(surf_network_resource->common_public->states.
 936                 done_action_set);
 937   free(surf_network_resource->common_public);
 938   free(surf_network_resource->common_private);
 939   free(surf_network_resource->extension_public);
 940
 941   free(surf_network_resource);
 942   surf_network_resource = NULL;
 943
 944   for (i = 0; i < nb_workstation; i++)
 945     for (j = 0; j < nb_workstation; j++)
 946       free(ROUTE(i,j).links);
 947   free(routing_table);
 948   routing_table = NULL;
 949   nb_workstation = 0;
 950
 951   if (maxmin_system_network_KCCFLN05) {
 952     lmm_system_free(maxmin_system_network_KCCFLN05);
 953     maxmin_system_network_KCCFLN05 = NULL;
 954   }
 955 }
 956
 957 static void network_KCCFLN05_resource_init_internal(void)
 958 {
 959   s_surf_action_t action;
 960
 961   surf_network_resource = xbt_new0(s_surf_network_resource_t, 1);
 962
 963   surf_network_resource->common_private =
 964       xbt_new0(s_surf_resource_private_t, 1);
 965   surf_network_resource->common_public =
 966       xbt_new0(s_surf_resource_public_t, 1);
 967   surf_network_resource->extension_public =
 968       xbt_new0(s_surf_network_resource_extension_public_t, 1);
 969
 970   surf_network_resource->common_public->states.ready_action_set =
 971       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 972   surf_network_resource->common_public->states.running_action_set =
 973       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 974   surf_network_resource->common_public->states.failed_action_set =
 975       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 976   surf_network_resource->common_public->states.done_action_set =
 977       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 978
 979   surf_network_resource->common_public->name_service = name_service;
 980   surf_network_resource->common_public->get_resource_name = get_resource_name;
 981   surf_network_resource->common_public->action_get_state =
 982       surf_action_get_state;
 983   surf_network_resource->common_public->action_free = action_network_KCCFLN05_free;
 984   surf_network_resource->common_public->action_use = action_network_KCCFLN05_use;
 985   surf_network_resource->common_public->action_cancel = NULL;
 986   surf_network_resource->common_public->action_recycle = NULL;
 987   surf_network_resource->common_public->action_change_state = action_network_KCCFLN05_change_state;
 988   surf_network_resource->common_public->action_set_data = surf_action_set_data;
 989   surf_network_resource->common_public->name = "network KCCFLN05";
 990
 991   surf_network_resource->common_private->resource_used = link_used;
 992   surf_network_resource->common_private->share_resources = share_network_KCCFLN05_resources;
 993   surf_network_resource->common_private->update_actions_state =
 994     update_actions_network_KCCFLN05_state;
 995   surf_network_resource->common_private->update_resource_state =
 996     update_network_KCCFLN05_state;
 997   surf_network_resource->common_private->finalize = network_KCCFLN05_finalize;
 998
 999   surf_network_resource->common_public->suspend = network_KCCFLN05_action_suspend;
1000   surf_network_resource->common_public->resume = network_KCCFLN05_action_resume;
1001   surf_network_resource->common_public->is_suspended = network_KCCFLN05_action_is_suspended;
1002
1003   surf_network_resource->extension_public->communicate = communicate_KCCFLN05;
1004
1005   network_link_set = xbt_dict_new();
1006
1007   maxmin_system_network_KCCFLN05 = lmm_system_new();
1008 }
1009
1010 static void workstation_KCCFLN05_finalize(void)
1011 {
1012   xbt_swag_free(surf_workstation_resource->common_public->states.ready_action_set);
1013   xbt_swag_free(surf_workstation_resource->common_public->states.running_action_set);
1014   xbt_swag_free(surf_workstation_resource->common_public->states.failed_action_set);
1015   xbt_swag_free(surf_workstation_resource->common_public->states.done_action_set);
1016
1017   free(surf_workstation_resource->common_public);
1018   free(surf_workstation_resource->common_private);
1019   free(surf_workstation_resource->extension_public);
1020
1021   free(surf_workstation_resource);
1022   surf_workstation_resource = NULL;
1023 }
1024
1025 static void workstation_KCCFLN05_resource_init_internal(void)
1026 {
1027   s_surf_action_t action;
1028
1029   surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
1030
1031   surf_workstation_resource->common_private =
1032       xbt_new0(s_surf_resource_private_t, 1);
1033   surf_workstation_resource->common_public =
1034       xbt_new0(s_surf_resource_public_t, 1);
1035   surf_workstation_resource->extension_public =
1036       xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
1037
1038   surf_workstation_resource->common_public->states.ready_action_set =
1039       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1040   surf_workstation_resource->common_public->states.running_action_set =
1041       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1042   surf_workstation_resource->common_public->states.failed_action_set =
1043       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1044   surf_workstation_resource->common_public->states.done_action_set =
1045       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1046
1047   surf_workstation_resource->common_public->name_service = name_service;
1048   surf_workstation_resource->common_public->get_resource_name =
1049       get_resource_name;
1050   surf_workstation_resource->common_public->action_get_state =
1051       surf_action_get_state;
1052   surf_workstation_resource->common_public->action_free = action_free;
1053   surf_workstation_resource->common_public->action_use = action_use;
1054   surf_workstation_resource->common_public->action_cancel = NULL;
1055   surf_workstation_resource->common_public->action_recycle = NULL;
1056   surf_workstation_resource->common_public->action_change_state = action_change_state;
1057   surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
1058   surf_workstation_resource->common_public->name = "Workstation KCCFLN05";
1059
1060   surf_workstation_resource->common_private->resource_used = resource_used;
1061   surf_workstation_resource->common_private->share_resources = share_resources;
1062   surf_workstation_resource->common_private->update_actions_state = update_actions_state;
1063   surf_workstation_resource->common_private->update_resource_state = update_resource_state;
1064   surf_workstation_resource->common_private->finalize = workstation_KCCFLN05_finalize;
1065
1066
1067   surf_workstation_resource->common_public->suspend = action_suspend;
1068   surf_workstation_resource->common_public->resume = action_resume;
1069   surf_workstation_resource->common_public->is_suspended = action_is_suspended;
1070   surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
1071
1072   surf_workstation_resource->extension_public->execute = execute_KCCFLN05;
1073 /*FIXME*//*  surf_workstation_resource->extension_public->sleep = action_sleep; */
1074   surf_workstation_resource->extension_public->get_state = get_state;
1075   surf_workstation_resource->extension_public->communicate = communicate_KCCFLN05;
1076   surf_workstation_resource->extension_public->execute_parallel_task =
1077     execute_parallel_task_KCCFLN05;
1078
1079 }
1080
1081 /**************************************/
1082 /*************** Generic **************/
1083 /**************************************/
1084
1085 void surf_workstation_resource_init_KCCFLN05(const char *filename)
1086 {
1087   xbt_assert0(!surf_cpu_resource,"CPU resource type already defined");
1088   cpu_KCCFLN05_resource_init_internal();
1089   xbt_assert0(!surf_network_resource,"network resource type already defined");
1090   network_KCCFLN05_resource_init_internal();
1091   workstation_KCCFLN05_resource_init_internal();
1092   parse_file(filename);
1093
1094   xbt_dynar_push(resource_list, &surf_network_resource);
1095   xbt_dynar_push(resource_list, &surf_cpu_resource);
1096   xbt_dynar_push(resource_list, &surf_workstation_resource);
1097
1098   if (maxmin_system) { /* To avoid using this useless system */
1099     lmm_system_free(maxmin_system);
1100     maxmin_system = NULL;
1101   }
1102 }