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/surf_resource.h"
  16 #include "surf/surfxml_parse.h" // for reset callback
  17
  18 #include "xbt/log.h"
  19 XBT_LOG_NEW_DEFAULT_CATEGORY(surf_test,
  20                              "Messages specific for surf example");
  21
  22 const char *string_action(e_surf_action_state_t state);
  23 const char *string_action(e_surf_action_state_t state)
  24 {
  25   switch (state) {
  26   case (SURF_ACTION_READY):
  27     return "SURF_ACTION_READY";
  28   case (SURF_ACTION_RUNNING):
  29     return "SURF_ACTION_RUNNING";
  30   case (SURF_ACTION_FAILED):
  31     return "SURF_ACTION_FAILED";
  32   case (SURF_ACTION_DONE):
  33     return "SURF_ACTION_DONE";
  34   case (SURF_ACTION_NOT_IN_THE_SYSTEM):
  35     return "SURF_ACTION_NOT_IN_THE_SYSTEM";
  36   default:
  37     return "INVALID STATE";
  38   }
  39 }
  40
  41 void test(char *platform);
  42 void test(char *platform)
  43 {
  44   void *cpuA = NULL;
  45   void *cpuB = NULL;
  46   void *cardA = NULL;
  47   void *cardB = NULL;
  48   surf_action_t actionA = NULL;
  49   surf_action_t actionB = NULL;
  50   surf_action_t actionC = 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   xbt_cfg_set_parse(_surf_cfg_set, "cpu/model:Cas01");
  56   xbt_cfg_set_parse(_surf_cfg_set, "network/model:CM02");
  57   parse_platform_file(platform);
  58
  59   /*********************** CPU ***********************************/
  60   XBT_DEBUG("%p", surf_cpu_model);
  61   cpuA = surf_cpu_resource_by_name("Cpu A");
  62   cpuB = surf_cpu_resource_by_name("Cpu B");
  63
  64   /* Let's check that those two processors exist */
  65   XBT_DEBUG("%s : %p", surf_resource_name(cpuA), cpuA);
  66   XBT_DEBUG("%s : %p", surf_resource_name(cpuB), cpuB);
  67
  68   /* Let's do something on it */
  69   actionA = surf_cpu_model->extension.cpu.execute(cpuA, 1000.0);
  70   actionB = surf_cpu_model->extension.cpu.execute(cpuB, 1000.0);
  71   actionC = surf_cpu_model->extension.cpu.sleep(cpuB, 7.32);
  72
  73   /* Use whatever calling style you want... */
  74   stateActionA = surf_cpu_model->action_state_get(actionA);     /* When you know actionA model type */
  75   stateActionB = actionB->model_type->action_state_get(actionB);        /* If you're unsure about it's model type */
  76   stateActionC = surf_cpu_model->action_state_get(actionC);     /* When you know actionA model type */
  77
  78   /* And just look at the state of these tasks */
  79   XBT_DEBUG("actionA : %p (%s)", actionA, string_action(stateActionA));
  80   XBT_DEBUG("actionB : %p (%s)", actionB, string_action(stateActionB));
  81   XBT_DEBUG("actionC : %p (%s)", actionB, string_action(stateActionC));
  82
  83   /*********************** Network *******************************/
  84   XBT_DEBUG("%p", surf_network_model);
  85   cardA = sg_routing_edge_by_name_or_null("Cpu A");
  86   cardB = sg_routing_edge_by_name_or_null("Cpu B");
  87
  88   /* Let's check that those two processors exist */
  89   XBT_DEBUG("%s : %p", surf_resource_name(cardA), cardA);
  90   XBT_DEBUG("%s : %p", surf_resource_name(cardB), cardB);
  91
  92   /* Let's do something on it */
  93   surf_network_model->extension.network.communicate(cardA, cardB,
  94                                                     150.0, -1.0);
  95
  96   surf_solve(-1.0);                 /* Takes traces into account. Returns 0.0 */
  97   do {
  98     surf_action_t action = NULL;
  99     now = surf_get_clock();
 100     XBT_DEBUG("Next Event : %g", now);
 101     XBT_DEBUG("\t CPU actions");
 102     while ((action =
 103             xbt_swag_extract(surf_cpu_model->states.failed_action_set))) {
 104       XBT_DEBUG("\t * Failed : %p", action);
 105       action->model_type->action_unref(action);
 106     }
 107     while ((action =
 108             xbt_swag_extract(surf_cpu_model->states.done_action_set))) {
 109       XBT_DEBUG("\t * Done : %p", action);
 110       action->model_type->action_unref(action);
 111     }
 112     XBT_DEBUG("\t Network actions");
 113     while ((action =
 114             xbt_swag_extract(surf_network_model->states.
 115                              failed_action_set))) {
 116       XBT_DEBUG("\t * Failed : %p", action);
 117       action->model_type->action_unref(action);
 118     }
 119     while ((action =
 120             xbt_swag_extract(surf_network_model->states.
 121                              done_action_set))) {
 122       XBT_DEBUG("\t * Done : %p", action);
 123       action->model_type->action_unref(action);
 124     }
 125
 126   } while ((xbt_swag_size(surf_network_model->states.running_action_set) ||
 127             xbt_swag_size(surf_cpu_model->states.running_action_set)) &&
 128            surf_solve(-1.0) >= 0.0);
 129
 130   XBT_DEBUG("Simulation Terminated");
 131 }
 132
 133 #ifdef __BORLANDC__
 134 #pragma argsused
 135 #endif
 136
 137 int main(int argc, char **argv)
 138 {
 139   surf_init(&argc, argv);       /* Initialize some common structures */
 140   if (argc == 1) {
 141     fprintf(stderr, "Usage : %s platform.xml\n", argv[0]);
 142     return 1;
 143   }
 144   test(argv[1]);
 145
 146   surf_exit();
 147   return 0;
 148 }