src/surf/workstation_ptask_L07.c

   1 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 #include "xbt/ex.h"
   8 #include "xbt/str.h"
   9 #include "xbt/dict.h"
  10 #include "surf_private.h"
  11
  12 typedef enum {
  13   SURF_WORKSTATION_RESOURCE_CPU,
  14   SURF_WORKSTATION_RESOURCE_LINK,
  15 } e_surf_workstation_model_type_t;
  16
  17 /**************************************/
  18 /********* cpu object *****************/
  19 /**************************************/
  20 typedef struct cpu_L07 {
  21   s_surf_resource_t generic_resource;   /* Do not move this field: must match surf_resource_t */
  22   e_surf_workstation_model_type_t type; /* Do not move this field: must match link_L07_t */
  23   lmm_constraint_t constraint;  /* Do not move this field: must match link_L07_t */
  24   double power_scale;
  25   double power_current;
  26   tmgr_trace_event_t power_event;
  27   e_surf_resource_state_t state_current;
  28   tmgr_trace_event_t state_event;
  29   int id;                       /* cpu and network card are a single object... */
  30 } s_cpu_L07_t, *cpu_L07_t;
  31
  32 /**************************************/
  33 /*********** network object ***********/
  34 /**************************************/
  35
  36 typedef struct link_L07 {
  37   s_surf_resource_t generic_resource;   /* Do not move this field: must match surf_resource_t */
  38   e_surf_workstation_model_type_t type; /* Do not move this field: must match cpu_L07_t */
  39   lmm_constraint_t constraint;  /* Do not move this field: must match cpu_L07_t */
  40   double lat_current;
  41   tmgr_trace_event_t lat_event;
  42   double bw_current;
  43   tmgr_trace_event_t bw_event;
  44   e_surf_resource_state_t state_current;
  45   tmgr_trace_event_t state_event;
  46 } s_link_L07_t, *link_L07_t;
  47
  48 /**************************************/
  49 /*************** actions **************/
  50 /**************************************/
  51 typedef struct surf_action_workstation_L07 {
  52   s_surf_action_t generic_action;
  53   lmm_variable_t variable;
  54   int workstation_nb;
  55   cpu_L07_t *workstation_list;
  56   double *computation_amount;
  57   double *communication_amount;
  58   double latency;
  59   double rate;
  60   int suspended;
  61 } s_surf_action_workstation_L07_t, *surf_action_workstation_L07_t;
  62
  63
  64 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_workstation);
  65
  66 static int ptask_host_count = 0;
  67 static xbt_dict_t ptask_parallel_task_link_set = NULL;
  68 lmm_system_t ptask_maxmin_system = NULL;
  69
  70
  71 static void ptask_update_action_bound(surf_action_workstation_L07_t action)
  72 {
  73   int workstation_nb = action->workstation_nb;
  74   double lat_current = 0.0;
  75   double lat_bound = -1.0;
  76   int i, j;
  77   unsigned int cpt;
  78   link_L07_t link;
  79
  80   for (i = 0; i < workstation_nb; i++) {
  81     for (j = 0; j < workstation_nb; j++) {
  82       xbt_dynar_t route = global_routing->get_route(surf_resource_name(action->workstation_list[i]),
  83                   surf_resource_name(action->workstation_list[j]));
  84
  85       double lat = 0.0;
  86
  87       if (action->communication_amount[i * workstation_nb + j] > 0) {
  88         xbt_dynar_foreach(route, cpt, link) {
  89           lat += link->lat_current;
  90         }
  91         lat_current =
  92           MAX(lat_current,
  93               lat * action->communication_amount[i * workstation_nb + j]);
  94       }
  95     }
  96   }
  97   lat_bound = sg_tcp_gamma / (2.0 * lat_current);
  98   DEBUG2("action (%p) : lat_bound = %g", action, lat_bound);
  99   if ((action->latency == 0.0) && (action->suspended == 0)) {
 100     if (action->rate < 0)
 101       lmm_update_variable_bound(ptask_maxmin_system, action->variable,
 102                                 lat_bound);
 103     else
 104       lmm_update_variable_bound(ptask_maxmin_system, action->variable,
 105                                 min(action->rate, lat_bound));
 106   }
 107 }
 108
 109 /**************************************/
 110 /******* Resource Public     **********/
 111 /**************************************/
 112
 113 static int ptask_action_unref(surf_action_t action)
 114 {
 115   action->refcount--;
 116
 117   if (!action->refcount) {
 118     xbt_swag_remove(action, action->state_set);
 119     if (((surf_action_workstation_L07_t) action)->variable)
 120       lmm_variable_free(ptask_maxmin_system,
 121                         ((surf_action_workstation_L07_t) action)->variable);
 122     free(((surf_action_workstation_L07_t) action)->workstation_list);
 123     free(((surf_action_workstation_L07_t) action)->communication_amount);
 124     free(((surf_action_workstation_L07_t) action)->computation_amount);
 125     free(action);
 126     return 1;
 127   }
 128   return 0;
 129 }
 130
 131 static void ptask_action_cancel(surf_action_t action)
 132 {
 133   surf_action_state_set(action, SURF_ACTION_FAILED);
 134   return;
 135 }
 136
 137 /* action_change_state is inherited from the surf module */
 138 /* action_set_data is inherited from the surf module */
 139
 140 static void ptask_action_suspend(surf_action_t action)
 141 {
 142   XBT_IN1("(%p))", action);
 143   if (((surf_action_workstation_L07_t) action)->suspended != 2) {
 144     ((surf_action_workstation_L07_t) action)->suspended = 1;
 145     lmm_update_variable_weight(ptask_maxmin_system,
 146                                ((surf_action_workstation_L07_t)
 147                                 action)->variable, 0.0);
 148   }
 149   XBT_OUT;
 150 }
 151
 152 static void ptask_action_resume(surf_action_t action)
 153 {
 154   surf_action_workstation_L07_t act = (surf_action_workstation_L07_t) action;
 155
 156   XBT_IN1("(%p)", act);
 157   if (act->suspended != 2) {
 158     lmm_update_variable_weight(ptask_maxmin_system, act->variable, 1.0);
 159     act->suspended = 0;
 160   }
 161   XBT_OUT;
 162 }
 163
 164 static int ptask_action_is_suspended(surf_action_t action)
 165 {
 166   return (((surf_action_workstation_L07_t) action)->suspended == 1);
 167 }
 168
 169 static void ptask_action_set_max_duration(surf_action_t action, double duration)
 170 {                               /* FIXME: should inherit */
 171   XBT_IN2("(%p,%g)", action, duration);
 172   action->max_duration = duration;
 173   XBT_OUT;
 174 }
 175
 176
 177 static void ptask_action_set_priority(surf_action_t action, double priority)
 178 {                               /* FIXME: should inherit */
 179   XBT_IN2("(%p,%g)", action, priority);
 180   action->priority = priority;
 181   XBT_OUT;
 182 }
 183
 184 static double ptask_action_get_remains(surf_action_t action)
 185 {
 186   XBT_IN1("(%p)", action);
 187   return action->remains;
 188   XBT_OUT;
 189 }
 190
 191 /**************************************/
 192 /******* Resource Private    **********/
 193 /**************************************/
 194
 195 static int ptask_resource_used(void *resource_id)
 196 {
 197   /* We can freely cast as a link_L07_t because it has
 198      the same prefix as cpu_L07_t */
 199   return lmm_constraint_used(ptask_maxmin_system,
 200                              ((link_L07_t) resource_id)->constraint);
 201
 202 }
 203
 204 static double ptask_share_resources(double now)
 205 {
 206   s_surf_action_workstation_L07_t s_action;
 207   surf_action_workstation_L07_t action = NULL;
 208
 209   xbt_swag_t running_actions =
 210     surf_workstation_model->states.running_action_set;
 211   double min = generic_maxmin_share_resources(running_actions,
 212                                               xbt_swag_offset(s_action,
 213                                                               variable),
 214                                               ptask_maxmin_system,
 215                                               bottleneck_solve);
 216
 217   xbt_swag_foreach(action, running_actions) {
 218     if (action->latency > 0) {
 219       if (min < 0) {
 220         min = action->latency;
 221         DEBUG3("Updating min (value) with %p (start %f): %f", action,
 222                action->generic_action.start, min);
 223       } else if (action->latency < min) {
 224         min = action->latency;
 225         DEBUG3("Updating min (latency) with %p (start %f): %f", action,
 226                action->generic_action.start, min);
 227       }
 228     }
 229   }
 230
 231   DEBUG1("min value : %f", min);
 232
 233   return min;
 234 }
 235
 236 static void ptask_update_actions_state(double now, double delta)
 237 {
 238   double deltap = 0.0;
 239   surf_action_workstation_L07_t action = NULL;
 240   surf_action_workstation_L07_t next_action = NULL;
 241   xbt_swag_t running_actions =
 242     surf_workstation_model->states.running_action_set;
 243
 244   xbt_swag_foreach_safe(action, next_action, running_actions) {
 245     deltap = delta;
 246     if (action->latency > 0) {
 247       if (action->latency > deltap) {
 248         double_update(&(action->latency), deltap);
 249         deltap = 0.0;
 250       } else {
 251         double_update(&(deltap), action->latency);
 252         action->latency = 0.0;
 253       }
 254       if ((action->latency == 0.0) && (action->suspended == 0)) {
 255         ptask_update_action_bound(action);
 256         lmm_update_variable_weight(ptask_maxmin_system, action->variable,
 257                                    1.0);
 258       }
 259     }
 260     DEBUG3("Action (%p) : remains (%g) updated by %g.",
 261            action, action->generic_action.remains,
 262            lmm_variable_getvalue(action->variable) * delta);
 263     double_update(&(action->generic_action.remains),
 264                   lmm_variable_getvalue(action->variable) * delta);
 265
 266     if (action->generic_action.max_duration != NO_MAX_DURATION)
 267       double_update(&(action->generic_action.max_duration), delta);
 268
 269     DEBUG2("Action (%p) : remains (%g).",
 270            action, action->generic_action.remains);
 271     if ((action->generic_action.remains <= 0) &&
 272         (lmm_get_variable_weight(action->variable) > 0)) {
 273       action->generic_action.finish = surf_get_clock();
 274       surf_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
 275     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 276                (action->generic_action.max_duration <= 0)) {
 277       action->generic_action.finish = surf_get_clock();
 278       surf_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
 279     } else {
 280       /* Need to check that none of the model has failed */
 281       lmm_constraint_t cnst = NULL;
 282       int i = 0;
 283       void *constraint_id = NULL;
 284
 285       while ((cnst =
 286               lmm_get_cnst_from_var(ptask_maxmin_system, action->variable,
 287                                     i++))) {
 288         constraint_id = lmm_constraint_id(cnst);
 289
 290 /*      if(((link_L07_t)constraint_id)->type== */
 291 /*         SURF_WORKSTATION_RESOURCE_LINK) { */
 292 /*        DEBUG2("Checking for link %s (%p)", */
 293 /*               ((link_L07_t)constraint_id)->name, */
 294 /*               ((link_L07_t)constraint_id)); */
 295 /*      } */
 296 /*      if(((cpu_L07_t)constraint_id)->type== */
 297 /*         SURF_WORKSTATION_RESOURCE_CPU) { */
 298 /*        DEBUG3("Checking for cpu %s (%p) : %s", */
 299 /*               ((cpu_L07_t)constraint_id)->name, */
 300 /*               ((cpu_L07_t)constraint_id), */
 301 /*               ((cpu_L07_t)constraint_id)->state_current==SURF_CPU_OFF?"Off":"On"); */
 302 /*      } */
 303
 304         if (((((link_L07_t) constraint_id)->type ==
 305               SURF_WORKSTATION_RESOURCE_LINK) &&
 306              (((link_L07_t) constraint_id)->state_current ==
 307               SURF_RESOURCE_OFF)) ||
 308             ((((cpu_L07_t) constraint_id)->type ==
 309               SURF_WORKSTATION_RESOURCE_CPU) &&
 310              (((cpu_L07_t) constraint_id)->state_current ==
 311               SURF_RESOURCE_OFF))) {
 312           DEBUG1("Action (%p) Failed!!", action);
 313           action->generic_action.finish = surf_get_clock();
 314           surf_action_state_set((surf_action_t) action, SURF_ACTION_FAILED);
 315           break;
 316         }
 317       }
 318     }
 319   }
 320   return;
 321 }
 322
 323 static void ptask_update_resource_state(void *id,
 324                                   tmgr_trace_event_t event_type,
 325                                   double value, double date)
 326 {
 327   cpu_L07_t cpu = id;
 328   link_L07_t nw_link = id;
 329
 330   if (nw_link->type == SURF_WORKSTATION_RESOURCE_LINK) {
 331     DEBUG2("Updating link %s (%p)", surf_resource_name(nw_link), nw_link);
 332     if (event_type == nw_link->bw_event) {
 333       nw_link->bw_current = value;
 334       lmm_update_constraint_bound(ptask_maxmin_system, nw_link->constraint,
 335                                   nw_link->bw_current);
 336       if (tmgr_trace_event_free(event_type))
 337         nw_link->bw_event = NULL;
 338     } else if (event_type == nw_link->lat_event) {
 339       lmm_variable_t var = NULL;
 340       surf_action_workstation_L07_t action = NULL;
 341       lmm_element_t elem = NULL;
 342
 343       nw_link->lat_current = value;
 344       while ((var = lmm_get_var_from_cnst
 345               (ptask_maxmin_system, nw_link->constraint, &elem))) {
 346
 347
 348         action = lmm_variable_id(var);
 349         ptask_update_action_bound(action);
 350       }
 351       if (tmgr_trace_event_free(event_type))
 352         nw_link->lat_event = NULL;
 353
 354     } else if (event_type == nw_link->state_event) {
 355       if (value > 0)
 356         nw_link->state_current = SURF_RESOURCE_ON;
 357       else
 358         nw_link->state_current = SURF_RESOURCE_OFF;
 359       if (tmgr_trace_event_free(event_type))
 360         nw_link->state_event = NULL;
 361     } else {
 362       CRITICAL0("Unknown event ! \n");
 363       xbt_abort();
 364     }
 365     return;
 366   } else if (cpu->type == SURF_WORKSTATION_RESOURCE_CPU) {
 367     DEBUG3("Updating cpu %s (%p) with value %g", surf_resource_name(cpu), cpu,
 368            value);
 369     if (event_type == cpu->power_event) {
 370       cpu->power_current = value;
 371       lmm_update_constraint_bound(ptask_maxmin_system, cpu->constraint,
 372                                   cpu->power_current * cpu->power_scale);
 373       if (tmgr_trace_event_free(event_type))
 374         cpu->power_event = NULL;
 375     } else if (event_type == cpu->state_event) {
 376       if (value > 0)
 377         cpu->state_current = SURF_RESOURCE_ON;
 378       else
 379         cpu->state_current = SURF_RESOURCE_OFF;
 380       if (tmgr_trace_event_free(event_type))
 381         cpu->state_event = NULL;
 382     } else {
 383       CRITICAL0("Unknown event ! \n");
 384       xbt_abort();
 385     }
 386     return;
 387   } else {
 388     DIE_IMPOSSIBLE;
 389   }
 390   return;
 391 }
 392
 393 static void ptask_finalize(void)
 394 {
 395   if (ptask_parallel_task_link_set != NULL)
 396     xbt_dict_free(&ptask_parallel_task_link_set);
 397
 398   surf_model_exit(surf_workstation_model);
 399   surf_workstation_model = NULL;
 400   surf_model_exit(surf_network_model);
 401   surf_network_model = NULL;
 402   global_routing->finalize();
 403
 404   ptask_host_count = 0;
 405
 406   if (ptask_maxmin_system) {
 407     lmm_system_free(ptask_maxmin_system);
 408     ptask_maxmin_system = NULL;
 409   }
 410 }
 411
 412 /**************************************/
 413 /******* Resource Private    **********/
 414 /**************************************/
 415
 416 static e_surf_resource_state_t ptask_resource_get_state(void *cpu)
 417 {
 418   return ((cpu_L07_t) cpu)->state_current;
 419 }
 420
 421 static double ptask_get_speed(void *cpu, double load)
 422 {
 423   return load * (((cpu_L07_t) cpu)->power_scale);
 424 }
 425
 426 static double ptask_get_available_speed(void *cpu)
 427 {
 428   return ((cpu_L07_t) cpu)->power_current;
 429 }
 430
 431 static surf_action_t ptask_execute_parallel_task(int workstation_nb,
 432                                            void **workstation_list,
 433                                            double *computation_amount,
 434                                            double *communication_amount,
 435                                            double amount, double rate)
 436 {
 437   surf_action_workstation_L07_t action = NULL;
 438   int i, j;
 439   unsigned int cpt;
 440   int nb_link = 0;
 441   int nb_host = 0;
 442   double latency = 0.0;
 443
 444   if (ptask_parallel_task_link_set == NULL)
 445     ptask_parallel_task_link_set = xbt_dict_new();
 446
 447   xbt_dict_reset(ptask_parallel_task_link_set);
 448
 449   /* Compute the number of affected resources... */
 450   for (i = 0; i < workstation_nb; i++) {
 451     for (j = 0; j < workstation_nb; j++) {
 452       link_L07_t link;
 453       xbt_dynar_t route = global_routing->get_route(surf_resource_name(workstation_list[i]),
 454                                                                                                                   surf_resource_name(workstation_list[j]));
 455       double lat = 0.0;
 456
 457       if (communication_amount[i * workstation_nb + j] > 0)
 458         xbt_dynar_foreach(route, cpt, link) {
 459         lat += link->lat_current;
 460         xbt_dict_set(ptask_parallel_task_link_set, link->generic_resource.name,
 461                      link, NULL);
 462         }
 463       latency = MAX(latency, lat);
 464     }
 465   }
 466
 467   nb_link = xbt_dict_length(ptask_parallel_task_link_set);
 468   xbt_dict_reset(ptask_parallel_task_link_set);
 469
 470   for (i = 0; i < workstation_nb; i++)
 471     if (computation_amount[i] > 0)
 472       nb_host++;
 473
 474   action =
 475     surf_action_new(sizeof(s_surf_action_workstation_L07_t), amount,
 476                     surf_workstation_model, 0);
 477   DEBUG3("Creating a parallel task (%p) with %d cpus and %d links.", action,
 478          workstation_nb, nb_link);
 479   action->suspended = 0;        /* Should be useless because of the
 480                                    calloc but it seems to help valgrind... */
 481   action->workstation_nb = workstation_nb;
 482   action->workstation_list = (cpu_L07_t *) workstation_list;
 483   action->computation_amount = computation_amount;
 484   action->communication_amount = communication_amount;
 485   action->latency = latency;
 486   action->rate = rate;
 487
 488   action->variable =
 489     lmm_variable_new(ptask_maxmin_system, action, 1.0,
 490                      (action->rate > 0) ? action->rate : -1.0,
 491                      workstation_nb + nb_link);
 492
 493   if (action->latency > 0)
 494     lmm_update_variable_weight(ptask_maxmin_system, action->variable, 0.0);
 495
 496   for (i = 0; i < workstation_nb; i++)
 497     lmm_expand(ptask_maxmin_system,
 498                ((cpu_L07_t) workstation_list[i])->constraint,
 499                action->variable, computation_amount[i]);
 500
 501   for (i = 0; i < workstation_nb; i++) {
 502     for (j = 0; j < workstation_nb; j++) {
 503       link_L07_t link;
 504       xbt_dynar_t route = global_routing->get_route(surf_resource_name(workstation_list[i]),
 505                                                                                                                   surf_resource_name(workstation_list[j]));
 506
 507       if (communication_amount[i * workstation_nb + j] == 0.0)
 508         continue;
 509       xbt_dynar_foreach(route, cpt, link) {
 510         lmm_expand_add(ptask_maxmin_system, link->constraint,
 511                        action->variable,
 512                        communication_amount[i * workstation_nb + j]);
 513       }
 514     }
 515   }
 516
 517   if (nb_link + nb_host == 0) {
 518     action->generic_action.cost = 1.0;
 519     action->generic_action.remains = 0.0;
 520   }
 521
 522   return (surf_action_t) action;
 523 }
 524
 525 static surf_action_t ptask_execute(void *cpu, double size)
 526 {
 527   void **workstation_list = xbt_new0(void *, 1);
 528   double *computation_amount = xbt_new0(double, 1);
 529   double *communication_amount = xbt_new0(double, 1);
 530
 531   workstation_list[0] = cpu;
 532   communication_amount[0] = 0.0;
 533   computation_amount[0] = size;
 534
 535   return ptask_execute_parallel_task(1, workstation_list, computation_amount,
 536                                communication_amount, 1, -1);
 537 }
 538
 539 static surf_action_t ptask_communicate(void *src, void *dst, double size,
 540                                  double rate)
 541 {
 542   void **workstation_list = xbt_new0(void *, 2);
 543   double *computation_amount = xbt_new0(double, 2);
 544   double *communication_amount = xbt_new0(double, 4);
 545   surf_action_t res = NULL;
 546
 547   workstation_list[0] = src;
 548   workstation_list[1] = dst;
 549   communication_amount[1] = size;
 550
 551   res = ptask_execute_parallel_task(2, workstation_list,
 552                               computation_amount, communication_amount,
 553                               1, rate);
 554
 555   return res;
 556 }
 557
 558 static surf_action_t ptask_action_sleep(void *cpu, double duration)
 559 {
 560   surf_action_workstation_L07_t action = NULL;
 561
 562   XBT_IN2("(%s,%g)", surf_resource_name(cpu), duration);
 563
 564   action = (surf_action_workstation_L07_t) ptask_execute(cpu, 1.0);
 565   action->generic_action.max_duration = duration;
 566   action->suspended = 2;
 567   lmm_update_variable_weight(ptask_maxmin_system, action->variable, 0.0);
 568
 569   XBT_OUT;
 570   return (surf_action_t) action;
 571 }
 572
 573 static xbt_dynar_t ptask_get_route(void *src, void *dst)
 574 {
 575         return global_routing->get_route( surf_resource_name(src), surf_resource_name(dst));
 576 }
 577
 578 static double ptask_get_link_bandwidth(const void *link)
 579 {
 580   return ((link_L07_t) link)->bw_current;
 581 }
 582
 583 static double ptask_get_link_latency(const void *link)
 584 {
 585   return ((link_L07_t) link)->lat_current;
 586 }
 587
 588 static int ptask_link_shared(const void *link)
 589 {
 590   return lmm_constraint_is_shared(((link_L07_t) link)->constraint);
 591 }
 592
 593 /**************************************/
 594 /*** Resource Creation & Destruction **/
 595 /**************************************/
 596
 597 static cpu_L07_t ptask_cpu_new(const char *name, double power_scale,
 598                          double power_initial,
 599                          tmgr_trace_t power_trace,
 600                          e_surf_resource_state_t state_initial,
 601                          tmgr_trace_t state_trace, xbt_dict_t cpu_properties)
 602 {
 603   cpu_L07_t cpu = xbt_new0(s_cpu_L07_t, 1);
 604   xbt_assert1(!surf_model_resource_by_name(surf_workstation_model, name),
 605               "Host '%s' declared several times in the platform file.", name);
 606
 607   cpu->generic_resource.model = surf_workstation_model;
 608   cpu->type = SURF_WORKSTATION_RESOURCE_CPU;
 609   cpu->generic_resource.name = xbt_strdup(name);
 610   cpu->generic_resource.properties = current_property_set;
 611   cpu->id = ptask_host_count++;
 612
 613   cpu->power_scale = power_scale;
 614   xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
 615
 616   cpu->power_current = power_initial;
 617   if (power_trace)
 618     cpu->power_event =
 619       tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
 620
 621   cpu->state_current = state_initial;
 622   if (state_trace)
 623     cpu->state_event =
 624       tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
 625
 626   cpu->constraint =
 627     lmm_constraint_new(ptask_maxmin_system, cpu,
 628                        cpu->power_current * cpu->power_scale);
 629
 630   xbt_dict_set(surf_model_resource_set(surf_workstation_model), name, cpu,
 631                surf_resource_free);
 632
 633   return cpu;
 634 }
 635
 636 static void ptask_parse_cpu_init(void)
 637 {
 638   double power_scale = 0.0;
 639   double power_initial = 0.0;
 640   tmgr_trace_t power_trace = NULL;
 641   e_surf_resource_state_t state_initial = SURF_RESOURCE_OFF;
 642   tmgr_trace_t state_trace = NULL;
 643
 644   power_scale = get_cpu_power(A_surfxml_host_power);
 645   surf_parse_get_double(&power_initial, A_surfxml_host_availability);
 646   power_trace = tmgr_trace_new(A_surfxml_host_availability_file);
 647
 648   xbt_assert0((A_surfxml_host_state == A_surfxml_host_state_ON) ||
 649               (A_surfxml_host_state == A_surfxml_host_state_OFF),
 650               "Invalid state");
 651   if (A_surfxml_host_state == A_surfxml_host_state_ON)
 652     state_initial = SURF_RESOURCE_ON;
 653   if (A_surfxml_host_state == A_surfxml_host_state_OFF)
 654     state_initial = SURF_RESOURCE_OFF;
 655   state_trace = tmgr_trace_new(A_surfxml_host_state_file);
 656
 657   current_property_set = xbt_dict_new();
 658   ptask_cpu_new(A_surfxml_host_id, power_scale, power_initial, power_trace,
 659           state_initial, state_trace, current_property_set);
 660 }
 661
 662 static void ptask_cpu_create_resource(char *name, double power_peak,
 663         double power_scale,
 664         tmgr_trace_t power_trace,
 665         e_surf_resource_state_t state_initial,
 666         tmgr_trace_t state_trace,
 667         xbt_dict_t cpu_properties)
 668 {
 669         ptask_cpu_new(xbt_strdup(name),power_peak,power_scale,power_trace,
 670                                           state_initial,state_trace,cpu_properties);
 671 }
 672
 673 static link_L07_t ptask_link_new(char *name,
 674                            double bw_initial,
 675                            tmgr_trace_t bw_trace,
 676                            double lat_initial,
 677                            tmgr_trace_t lat_trace,
 678                            e_surf_resource_state_t
 679                            state_initial,
 680                            tmgr_trace_t state_trace,
 681                            e_surf_link_sharing_policy_t
 682                            policy, xbt_dict_t properties)
 683 {
 684   link_L07_t nw_link = xbt_new0(s_link_L07_t, 1);
 685   xbt_assert1(!xbt_dict_get_or_null(surf_network_model->resource_set, name),
 686               "Link '%s' declared several times in the platform file.", name);
 687
 688   nw_link->generic_resource.model = surf_workstation_model;
 689   nw_link->generic_resource.properties = properties;
 690   nw_link->generic_resource.name = name;
 691   nw_link->type = SURF_WORKSTATION_RESOURCE_LINK;
 692   nw_link->bw_current = bw_initial;
 693   if (bw_trace)
 694     nw_link->bw_event =
 695       tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
 696   nw_link->state_current = state_initial;
 697   nw_link->lat_current = lat_initial;
 698   if (lat_trace)
 699     nw_link->lat_event =
 700       tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
 701   if (state_trace)
 702     nw_link->state_event =
 703       tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
 704
 705   nw_link->constraint =
 706     lmm_constraint_new(ptask_maxmin_system, nw_link, nw_link->bw_current);
 707
 708   if (policy == SURF_LINK_FATPIPE)
 709     lmm_constraint_shared(nw_link->constraint);
 710
 711
 712   xbt_dict_set(surf_network_model->resource_set, name, nw_link,
 713                surf_resource_free);
 714
 715   return nw_link;
 716 }
 717
 718 static void ptask_parse_link_init(void)
 719 {
 720   char *name_link;
 721   double bw_initial;
 722   tmgr_trace_t bw_trace;
 723   double lat_initial;
 724   tmgr_trace_t lat_trace;
 725   e_surf_resource_state_t state_initial_link = SURF_RESOURCE_ON;
 726   e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
 727   tmgr_trace_t state_trace;
 728
 729   name_link = xbt_strdup(A_surfxml_link_id);
 730   surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
 731   bw_trace = tmgr_trace_new(A_surfxml_link_bandwidth_file);
 732   surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
 733   lat_trace = tmgr_trace_new(A_surfxml_link_latency_file);
 734
 735   xbt_assert0((A_surfxml_link_state == A_surfxml_link_state_ON)
 736               || (A_surfxml_link_state ==
 737                   A_surfxml_link_state_OFF), "Invalid state");
 738   if (A_surfxml_link_state == A_surfxml_link_state_ON)
 739     state_initial_link = SURF_RESOURCE_ON;
 740   else if (A_surfxml_link_state == A_surfxml_link_state_OFF)
 741     state_initial_link = SURF_RESOURCE_OFF;
 742
 743   if (A_surfxml_link_sharing_policy == A_surfxml_link_sharing_policy_SHARED)
 744     policy_initial_link = SURF_LINK_SHARED;
 745   else if (A_surfxml_link_sharing_policy ==
 746            A_surfxml_link_sharing_policy_FATPIPE)
 747     policy_initial_link = SURF_LINK_FATPIPE;
 748
 749   state_trace = tmgr_trace_new(A_surfxml_link_state_file);
 750
 751   current_property_set = xbt_dict_new();
 752   ptask_link_new(name_link, bw_initial, bw_trace, lat_initial, lat_trace,
 753            state_initial_link, state_trace, policy_initial_link,
 754            current_property_set);
 755 }
 756
 757 static void ptask_link_create_resource(char *name,
 758                                                                           double bw_initial,
 759                                                                           tmgr_trace_t bw_trace,
 760                                                                           double lat_initial,
 761                                                                           tmgr_trace_t lat_trace,
 762                                                                           e_surf_resource_state_t
 763                                                                           state_initial,
 764                                                                           tmgr_trace_t state_trace,
 765                                                                           e_surf_link_sharing_policy_t
 766                                                                           policy, xbt_dict_t properties)
 767 {
 768
 769         ptask_link_new(name, bw_initial, bw_trace,
 770                    lat_initial, lat_trace, state_initial, state_trace,policy, xbt_dict_new());
 771 }
 772
 773
 774 static void ptask_add_traces(void)
 775 {
 776   xbt_dict_cursor_t cursor = NULL;
 777   char *trace_name, *elm;
 778
 779   if (!trace_connect_list_host_avail)
 780     return;
 781
 782   /* Connect traces relative to cpu */
 783   xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
 784     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
 785     cpu_L07_t host = surf_model_resource_by_name(surf_workstation_model, elm);
 786
 787     xbt_assert1(host, "Host %s undefined", elm);
 788     xbt_assert1(trace, "Trace %s undefined", trace_name);
 789
 790     host->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
 791   }
 792
 793   xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
 794     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
 795     cpu_L07_t host = surf_model_resource_by_name(surf_workstation_model, elm);
 796
 797     xbt_assert1(host, "Host %s undefined", elm);
 798     xbt_assert1(trace, "Trace %s undefined", trace_name);
 799
 800     host->power_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
 801   }
 802
 803   /* Connect traces relative to network */
 804   xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
 805     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
 806     link_L07_t link =
 807       xbt_dict_get_or_null(surf_network_model->resource_set, elm);
 808
 809     xbt_assert1(link, "Link %s undefined", elm);
 810     xbt_assert1(trace, "Trace %s undefined", trace_name);
 811
 812     link->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
 813   }
 814
 815   xbt_dict_foreach(trace_connect_list_bandwidth, cursor, trace_name, elm) {
 816     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
 817     link_L07_t link =
 818       xbt_dict_get_or_null(surf_network_model->resource_set, elm);
 819
 820     xbt_assert1(link, "Link %s undefined", elm);
 821     xbt_assert1(trace, "Trace %s undefined", trace_name);
 822
 823     link->bw_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
 824   }
 825
 826   xbt_dict_foreach(trace_connect_list_latency, cursor, trace_name, elm) {
 827     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
 828     link_L07_t link =
 829       xbt_dict_get_or_null(surf_network_model->resource_set, elm);
 830
 831     xbt_assert1(link, "Link %s undefined", elm);
 832     xbt_assert1(trace, "Trace %s undefined", trace_name);
 833
 834     link->lat_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
 835   }
 836 }
 837
 838 static void ptask_define_callbacks(const char *file)
 839 {
 840   /* Adding callback functions */
 841   surf_parse_reset_parser();
 842   surfxml_add_callback(STag_surfxml_host_cb_list, &ptask_parse_cpu_init);
 843   surfxml_add_callback(STag_surfxml_link_cb_list, &ptask_parse_link_init);
 844   surfxml_add_callback(ETag_surfxml_platform_cb_list, &ptask_add_traces);
 845 }
 846
 847 /**************************************/
 848 /********* Module  creation ***********/
 849 /**************************************/
 850
 851 static void ptask_model_init_internal(void)
 852 {
 853   surf_workstation_model = surf_model_init();
 854
 855   surf_workstation_model->action_unref = ptask_action_unref;
 856   surf_workstation_model->action_cancel = ptask_action_cancel;
 857   surf_workstation_model->action_state_set = surf_action_state_set;
 858   surf_workstation_model->suspend = ptask_action_suspend;
 859   surf_workstation_model->resume = ptask_action_resume;
 860   surf_workstation_model->is_suspended = ptask_action_is_suspended;
 861   surf_workstation_model->set_max_duration = ptask_action_set_max_duration;
 862   surf_workstation_model->set_priority = ptask_action_set_priority;
 863   surf_workstation_model->get_remains = ptask_action_get_remains;
 864   surf_workstation_model->name = "Workstation ptask_L07";
 865
 866   surf_workstation_model->model_private->resource_used = ptask_resource_used;
 867   surf_workstation_model->model_private->share_resources = ptask_share_resources;
 868   surf_workstation_model->model_private->update_actions_state =
 869     ptask_update_actions_state;
 870   surf_workstation_model->model_private->update_resource_state =
 871     ptask_update_resource_state;
 872   surf_workstation_model->model_private->finalize = ptask_finalize;
 873
 874
 875   surf_workstation_model->extension.workstation.execute = ptask_execute;
 876   surf_workstation_model->extension.workstation.sleep = ptask_action_sleep;
 877   surf_workstation_model->extension.workstation.get_state =
 878     ptask_resource_get_state;
 879   surf_workstation_model->extension.workstation.get_speed = ptask_get_speed;
 880   surf_workstation_model->extension.workstation.get_available_speed =
 881     ptask_get_available_speed;
 882   surf_workstation_model->extension.workstation.communicate = ptask_communicate;
 883   surf_workstation_model->extension.workstation.get_route = ptask_get_route;
 884   surf_workstation_model->extension.workstation.execute_parallel_task =
 885     ptask_execute_parallel_task;
 886   surf_workstation_model->extension.workstation.get_link_bandwidth =
 887     ptask_get_link_bandwidth;
 888   surf_workstation_model->extension.workstation.get_link_latency =
 889     ptask_get_link_latency;
 890   surf_workstation_model->extension.workstation.link_shared = ptask_link_shared;
 891   surf_workstation_model->extension.workstation.get_properties =
 892     surf_resource_properties;
 893   surf_workstation_model->extension.workstation.link_create_resource =
 894         ptask_link_create_resource;
 895   surf_workstation_model->extension.workstation.cpu_create_resource =
 896         ptask_cpu_create_resource;
 897   surf_workstation_model->extension.workstation.add_traces = ptask_add_traces;
 898
 899   if (!ptask_maxmin_system)
 900     ptask_maxmin_system = lmm_system_new();
 901
 902   routing_model_create(sizeof(link_L07_t),
 903                        ptask_link_new(xbt_strdup("__loopback__"),
 904                                 498000000, NULL, 0.000015, NULL,
 905                                 SURF_RESOURCE_ON, NULL, SURF_LINK_FATPIPE,
 906                                 NULL));
 907
 908 }
 909
 910 /**************************************/
 911 /*************** Generic **************/
 912 /**************************************/
 913 void surf_workstation_model_init_ptask_L07(const char *filename)
 914 {
 915   INFO0("surf_workstation_model_init_ptask_L07");
 916   xbt_assert0(!surf_cpu_model, "CPU model type already defined");
 917   xbt_assert0(!surf_network_model, "network model type already defined");
 918   surf_network_model = surf_model_init();
 919   ptask_define_callbacks(filename);
 920   ptask_model_init_internal();
 921
 922   update_model_description(surf_workstation_model_description,
 923                            "ptask_L07", surf_workstation_model);
 924   xbt_dynar_push(model_list, &surf_workstation_model);
 925 }