testsuite/surf/surf_usage.c

   1 /* A few basic tests for the surf library                                   */
   2
   3 /* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
   4  * All rights reserved.                                                     */
   5
   6 /* This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the license (GNU LGPL) which comes with this package. */
   8
   9 #ifdef __BORLANDC__
  10 #pragma hdrstop
  11 #endif
  12
  13 #include <stdio.h>
  14 #include "surf/surf.h"
  15 #include "surf/surfxml_parse.h" // for reset callback
  16
  17 #include "xbt/log.h"
  18 XBT_LOG_NEW_DEFAULT_CATEGORY(surf_test,
  19                              "Messages specific for surf example");
  20
  21 const char *string_action(e_surf_action_state_t state);
  22 const char *string_action(e_surf_action_state_t state)
  23 {
  24   switch (state) {
  25   case (SURF_ACTION_READY):
  26     return "SURF_ACTION_READY";
  27   case (SURF_ACTION_RUNNING):
  28     return "SURF_ACTION_RUNNING";
  29   case (SURF_ACTION_FAILED):
  30     return "SURF_ACTION_FAILED";
  31   case (SURF_ACTION_DONE):
  32     return "SURF_ACTION_DONE";
  33   case (SURF_ACTION_NOT_IN_THE_SYSTEM):
  34     return "SURF_ACTION_NOT_IN_THE_SYSTEM";
  35   default:
  36     return "INVALID STATE";
  37   }
  38 }
  39
  40 void test(char *platform);
  41 void test(char *platform)
  42 {
  43   void *cpuA = NULL;
  44   void *cpuB = NULL;
  45   void *cardA = NULL;
  46   void *cardB = NULL;
  47   surf_action_t actionA = NULL;
  48   surf_action_t actionB = NULL;
  49   surf_action_t actionC = NULL;
  50   surf_action_t commAB = NULL;
  51   e_surf_action_state_t stateActionA;
  52   e_surf_action_state_t stateActionB;
  53   e_surf_action_state_t stateActionC;
  54   double now = -1.0;
  55   surf_parse_reset_callbacks();
  56   surf_cpu_model_init_Cas01(platform);  /* Now it is possible to use CPUs */
  57   surf_network_model_init_CM02(platform);       /* Now it is possible to use eth0 */
  58   parse_platform_file(platform);
  59
  60   /*********************** CPU ***********************************/
  61   DEBUG1("%p", surf_cpu_model);
  62   cpuA = surf_model_resource_by_name(surf_cpu_model, "Cpu A");
  63   cpuB = surf_model_resource_by_name(surf_cpu_model, "Cpu B");
  64
  65   /* Let's check that those two processors exist */
  66   DEBUG2("%s : %p", surf_resource_name(cpuA), cpuA);
  67   DEBUG2("%s : %p", surf_resource_name(cpuB), cpuB);
  68
  69   /* Let's do something on it */
  70   actionA = surf_cpu_model->extension.cpu.execute(cpuA, 1000.0);
  71   actionB = surf_cpu_model->extension.cpu.execute(cpuB, 1000.0);
  72   actionC = surf_cpu_model->extension.cpu.sleep(cpuB, 7.32);
  73
  74   /* Use whatever calling style you want... */
  75   stateActionA = surf_cpu_model->action_state_get(actionA);     /* When you know actionA model type */
  76   stateActionB = actionB->model_type->action_state_get(actionB);        /* If you're unsure about it's model type */
  77   stateActionC = surf_cpu_model->action_state_get(actionC);     /* When you know actionA model type */
  78
  79   /* And just look at the state of these tasks */
  80   DEBUG2("actionA : %p (%s)", actionA, string_action(stateActionA));
  81   DEBUG2("actionB : %p (%s)", actionB, string_action(stateActionB));
  82   DEBUG2("actionC : %p (%s)", actionB, string_action(stateActionC));
  83
  84   /*********************** Network *******************************/
  85   DEBUG1("%p", surf_network_model);
  86   cardA = surf_model_resource_by_name(surf_network_model, "Cpu A");
  87   cardB = surf_model_resource_by_name(surf_network_model, "Cpu B");
  88
  89   /* Let's check that those two processors exist */
  90   DEBUG2("%s : %p", surf_resource_name(cardA), cardA);
  91   DEBUG2("%s : %p", surf_resource_name(cardB), cardB);
  92
  93   /* Let's do something on it */
  94   commAB =
  95       surf_network_model->extension.network.communicate("Cpu A", "Cpu B",
  96                                                         150.0, -1.0);
  97
  98   surf_solve(-1.0);                 /* Takes traces into account. Returns 0.0 */
  99   do {
 100     surf_action_t action = NULL;
 101     now = surf_get_clock();
 102     DEBUG1("Next Event : %g", now);
 103     DEBUG0("\t CPU actions");
 104     while ((action =
 105             xbt_swag_extract(surf_cpu_model->states.failed_action_set))) {
 106       DEBUG1("\t * Failed : %p", action);
 107       action->model_type->action_unref(action);
 108     }
 109     while ((action =
 110             xbt_swag_extract(surf_cpu_model->states.done_action_set))) {
 111       DEBUG1("\t * Done : %p", action);
 112       action->model_type->action_unref(action);
 113     }
 114     DEBUG0("\t Network actions");
 115     while ((action =
 116             xbt_swag_extract(surf_network_model->states.
 117                              failed_action_set))) {
 118       DEBUG1("\t * Failed : %p", action);
 119       action->model_type->action_unref(action);
 120     }
 121     while ((action =
 122             xbt_swag_extract(surf_network_model->states.
 123                              done_action_set))) {
 124       DEBUG1("\t * Done : %p", action);
 125       action->model_type->action_unref(action);
 126     }
 127
 128   } while ((xbt_swag_size(surf_network_model->states.running_action_set) ||
 129             xbt_swag_size(surf_cpu_model->states.running_action_set)) &&
 130            surf_solve(-1.0) >= 0.0);
 131
 132   DEBUG0("Simulation Terminated");
 133 }
 134
 135 #ifdef __BORLANDC__
 136 #pragma argsused
 137 #endif
 138
 139 int main(int argc, char **argv)
 140 {
 141   surf_init(&argc, argv);       /* Initialize some common structures */
 142   if (argc == 1) {
 143     fprintf(stderr, "Usage : %s platform.xml\n", argv[0]);
 144     return 1;
 145   }
 146   test(argv[1]);
 147
 148   surf_exit();
 149   return 0;
 150 }