teshsuite/surf/surf_usage/surf_usage.cpp

   1 /* A few basic tests for the surf library                                   */
   2
   3 /* Copyright (c) 2004-2015. 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 #include <stdio.h>
  10 #include "simgrid/sg_config.h"
  11 #include "simgrid/host.h"
  12 #include "surf/surf.h"
  13 #include "src/surf/surf_interface.hpp"
  14 #include "src/surf/cpu_interface.hpp"
  15
  16 #include "xbt/log.h"
  17 XBT_LOG_NEW_DEFAULT_CATEGORY(surf_test, "Messages specific for surf example");
  18
  19 static const char *string_action(simgrid::surf::Action::State state)
  20 {
  21   switch (state) {
  22   case (simgrid::surf::Action::State::ready):
  23     return "SURF_ACTION_READY";
  24   case (simgrid::surf::Action::State::running):
  25     return "SURF_ACTION_RUNNING";
  26   case (simgrid::surf::Action::State::failed):
  27     return "SURF_ACTION_FAILED";
  28   case (simgrid::surf::Action::State::done):
  29     return "SURF_ACTION_DONE";
  30   case (simgrid::surf::Action::State::not_in_the_system):
  31     return "SURF_ACTION_NOT_IN_THE_SYSTEM";
  32   default:
  33     return "INVALID STATE";
  34   }
  35 }
  36
  37 int main(int argc, char **argv)
  38 {
  39   double now = -1.0;
  40   surf_init(&argc, argv);       /* Initialize some common structures */
  41   xbt_cfg_set_parse("cpu/model:Cas01");
  42   xbt_cfg_set_parse("network/model:CM02");
  43
  44   xbt_assert(argc >1, "Usage : %s platform.txt\n", argv[0]);
  45   parse_platform_file(argv[1]);
  46
  47   XBT_DEBUG("CPU model: %p", surf_cpu_model_pm);
  48   XBT_DEBUG("Network model: %p", surf_network_model);
  49   sg_host_t hostA = sg_host_by_name("Cpu A");
  50   sg_host_t hostB = sg_host_by_name("Cpu B");
  51
  52   /* Let's check that those two processors exist */
  53   XBT_DEBUG("%s : %p", sg_host_get_name(hostA), hostA);
  54   XBT_DEBUG("%s : %p", sg_host_get_name(hostB), hostB);
  55
  56   /* Let's do something on it */
  57   surf_action_t actionA = hostA->pimpl_cpu->execution_start(1000.0);
  58   surf_action_t actionB = hostB->pimpl_cpu->execution_start(1000.0);
  59   surf_action_t actionC = surf_host_sleep(hostB, 7.32);
  60
  61   /* Use whatever calling style you want... */
  62   simgrid::surf::Action::State stateActionA = actionA->getState(); /* When you know actionA model type */
  63   simgrid::surf::Action::State stateActionB = actionB->getState(); /* If you're unsure about it's model type */
  64   simgrid::surf::Action::State stateActionC = actionC->getState(); /* When you know actionA model type */
  65
  66   /* And just look at the state of these tasks */
  67   XBT_INFO("actionA state: %s", string_action(stateActionA));
  68   XBT_INFO("actionB state: %s", string_action(stateActionB));
  69   XBT_INFO("actionC state: %s", string_action(stateActionC));
  70
  71
  72   /* Let's do something on it */
  73   surf_network_model_communicate(surf_network_model, hostA, hostB, 150.0, -1.0);
  74
  75   surf_solve(-1.0);
  76   do {
  77     surf_action_t action = NULL;
  78     now = surf_get_clock();
  79     XBT_INFO("Next Event : %g", now);
  80     XBT_DEBUG("\t CPU actions");
  81     while ((action = surf_model_extract_failed_action_set((surf_model_t)surf_cpu_model_pm))) {
  82        XBT_INFO("   CPU Failed action");
  83        XBT_DEBUG("\t * Failed : %p", action);
  84        action->unref();
  85     }
  86     while ((action = surf_model_extract_done_action_set((surf_model_t)surf_cpu_model_pm))) {
  87       XBT_INFO("   CPU Done action");
  88       XBT_DEBUG("\t * Done : %p", action);
  89       action->unref();
  90     }
  91     XBT_DEBUG("\t Network actions");
  92     while ((action = surf_model_extract_failed_action_set((surf_model_t)surf_network_model))) {
  93       XBT_INFO("   Network Failed action");
  94       XBT_DEBUG("\t * Failed : %p", action);
  95       action->unref();
  96     }
  97     while ((action = surf_model_extract_done_action_set((surf_model_t)surf_network_model))) {
  98       XBT_INFO("   Network Failed action");
  99       XBT_DEBUG("\t * Done : %p", action);
 100       action->unref();
 101     }
 102
 103   } while ((surf_model_running_action_set_size((surf_model_t)surf_network_model) ||
 104             surf_model_running_action_set_size((surf_model_t)surf_cpu_model_pm)) && surf_solve(-1.0) >= 0.0);
 105
 106   XBT_DEBUG("Simulation Terminated");
 107
 108   surf_exit();
 109   return 0;
 110 }