teshsuite/surf/surf_usage/surf_usage.c

   1 /* A few basic tests for the surf library                                   */
   2
   3 /* Copyright (c) 2004-2014. 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 "simgrid/sg_config.h"
  15 #include "surf/surf.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   sg_host_t cpuA = NULL;
  45   sg_host_t cpuB = NULL;
  46   surf_action_t actionA = NULL;
  47   surf_action_t actionB = NULL;
  48   surf_action_t actionC = NULL;
  49   e_surf_action_state_t stateActionA;
  50   e_surf_action_state_t stateActionB;
  51   e_surf_action_state_t stateActionC;
  52   double now = -1.0;
  53   xbt_cfg_set_parse(_sg_cfg_set, "cpu/model:Cas01");
  54   xbt_cfg_set_parse(_sg_cfg_set, "network/model:CM02");
  55   parse_platform_file(platform);
  56
  57   /*********************** CPU ***********************************/
  58   XBT_DEBUG("%p", surf_cpu_model_pm);
  59   cpuA = sg_host_by_name("Cpu A");
  60   cpuB = sg_host_by_name("Cpu B");
  61
  62   /* Let's check that those two processors exist */
  63   XBT_DEBUG("%s : %p", surf_cpu_name(sg_host_surfcpu(cpuA)), cpuA);
  64   XBT_DEBUG("%s : %p", surf_cpu_name(sg_host_surfcpu(cpuB)), cpuB);
  65
  66   /* Let's do something on it */
  67   actionA = surf_cpu_execute(cpuA, 1000.0);
  68   actionB = surf_cpu_execute(cpuB, 1000.0);
  69   actionC = surf_cpu_sleep(cpuB, 7.32);
  70
  71   /* Use whatever calling style you want... */
  72   stateActionA = surf_action_get_state(actionA);     /* When you know actionA model type */
  73   stateActionB = surf_action_get_state(actionB);        /* If you're unsure about it's model type */
  74   stateActionC = surf_action_get_state(actionC);     /* When you know actionA model type */
  75
  76   /* And just look at the state of these tasks */
  77   XBT_DEBUG("actionA : %p (%s)", actionA, string_action(stateActionA));
  78   XBT_DEBUG("actionB : %p (%s)", actionB, string_action(stateActionB));
  79   XBT_DEBUG("actionC : %p (%s)", actionB, string_action(stateActionC));
  80
  81   /*********************** Network *******************************/
  82   XBT_DEBUG("%p", surf_network_model);
  83
  84   /* Let's do something on it */
  85   surf_network_model_communicate(surf_network_model, cpuA, cpuB, 150.0, -1.0);
  86
  87   surf_solve(-1.0);                 /* Takes traces into account. Returns 0.0 */
  88   do {
  89     surf_action_t action = NULL;
  90     now = surf_get_clock();
  91     XBT_DEBUG("Next Event : %g", now);
  92     XBT_DEBUG("\t CPU actions");
  93     while ((action =
  94             surf_model_extract_failed_action_set((surf_model_t)surf_cpu_model_pm))) {
  95       XBT_DEBUG("\t * Failed : %p", action);
  96       surf_action_unref(action);
  97     }
  98     while ((action =
  99             surf_model_extract_done_action_set((surf_model_t)surf_cpu_model_pm))) {
 100       XBT_DEBUG("\t * Done : %p", action);
 101       surf_action_unref(action);
 102     }
 103     XBT_DEBUG("\t Network actions");
 104     while ((action =
 105             surf_model_extract_failed_action_set((surf_model_t)surf_network_model))) {
 106       XBT_DEBUG("\t * Failed : %p", action);
 107       surf_action_unref(action);
 108     }
 109     while ((action =
 110             surf_model_extract_done_action_set((surf_model_t)surf_network_model))) {
 111       XBT_DEBUG("\t * Done : %p", action);
 112       surf_action_unref(action);
 113     }
 114
 115   } while ((surf_model_running_action_set_size((surf_model_t)surf_network_model) ||
 116             surf_model_running_action_set_size((surf_model_t)surf_cpu_model_pm)) &&
 117            surf_solve(-1.0) >= 0.0);
 118
 119   XBT_DEBUG("Simulation Terminated");
 120 }
 121
 122 #ifdef __BORLANDC__
 123 #pragma argsused
 124 #endif
 125
 126 int main(int argc, char **argv)
 127 {
 128   surf_init(&argc, argv);       /* Initialize some common structures */
 129   if (argc == 1) {
 130     fprintf(stderr, "Usage : %s platform.xml\n", argv[0]);
 131     return 1;
 132   }
 133   test(argv[1]);
 134
 135   surf_exit();
 136   return 0;
 137 }