teshsuite/surf/surf_usage/surf_usage.cpp

   1 /* A few basic tests for the surf library                                   */
   2
   3 /* Copyright (c) 2004-2021. The SimGrid Team. All rights reserved.          */
   4
   5 /* This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the license (GNU LGPL) which comes with this package. */
   7
   8 #include "simgrid/host.h"
   9 #include "simgrid/kernel/routing/NetZoneImpl.hpp" // full type for NetZoneImpl object
  10 #include "simgrid/s4u/Engine.hpp"
  11 #include "simgrid/zone.h"
  12 #include "src/kernel/EngineImpl.hpp"
  13 #include "src/kernel/resource/CpuImpl.hpp"
  14 #include "src/kernel/resource/LinkImpl.hpp"
  15 #include "xbt/config.hpp"
  16
  17 XBT_LOG_NEW_DEFAULT_CATEGORY(surf_test, "Messages specific for surf example");
  18
  19 static const char* string_action(simgrid::kernel::resource::Action::State state)
  20 {
  21   switch (state) {
  22     case simgrid::kernel::resource::Action::State::INITED:
  23       return "SURF_ACTION_INITED";
  24     case simgrid::kernel::resource::Action::State::STARTED:
  25       return "SURF_ACTION_RUNNING";
  26     case simgrid::kernel::resource::Action::State::FAILED:
  27       return "SURF_ACTION_FAILED";
  28     case simgrid::kernel::resource::Action::State::FINISHED:
  29       return "SURF_ACTION_DONE";
  30     case simgrid::kernel::resource::Action::State::IGNORED:
  31       return "SURF_ACTION_IGNORED";
  32     default:
  33       return "INVALID STATE";
  34   }
  35 }
  36
  37 int main(int argc, char** argv)
  38 {
  39   simgrid::s4u::Engine e(&argc, argv);
  40   simgrid::s4u::Engine::set_config("cpu/model:Cas01");
  41   simgrid::s4u::Engine::set_config("network/model:CM02");
  42
  43   xbt_assert(argc > 1, "Usage: %s platform.xml\n", argv[0]);
  44   e.load_platform(argv[1]);
  45
  46   const_sg_netzone_t as_zone = e.netzone_by_name_or_null("AS0");
  47   auto net_model             = as_zone->get_impl()->get_network_model();
  48   auto cpu_model_pm          = as_zone->get_impl()->get_cpu_pm_model();
  49
  50   XBT_DEBUG("CPU model: %p", cpu_model_pm.get());
  51   XBT_DEBUG("Network model: %p", net_model.get());
  52   simgrid::s4u::Host* hostA = sg_host_by_name("Cpu A");
  53   simgrid::s4u::Host* hostB = sg_host_by_name("Cpu B");
  54
  55   /* Let's do something on it */
  56   const simgrid::kernel::resource::Action* actionA = hostA->get_cpu()->execution_start(1000.0, -1);
  57   const simgrid::kernel::resource::Action* actionB = hostB->get_cpu()->execution_start(1000.0, -1);
  58   const simgrid::kernel::resource::Action* actionC = hostB->get_cpu()->sleep(7.32);
  59
  60   simgrid::kernel::resource::Action::State stateActionA = actionA->get_state();
  61   simgrid::kernel::resource::Action::State stateActionB = actionB->get_state();
  62   simgrid::kernel::resource::Action::State stateActionC = actionC->get_state();
  63
  64   /* And just look at the state of these tasks */
  65   XBT_INFO("actionA state: %s", string_action(stateActionA));
  66   XBT_INFO("actionB state: %s", string_action(stateActionB));
  67   XBT_INFO("actionC state: %s", string_action(stateActionC));
  68
  69   /* Let's do something on it */
  70   net_model->communicate(hostA, hostB, 150.0, -1.0);
  71
  72   e.get_impl()->solve(-1.0);
  73   do {
  74     XBT_INFO("Next Event : %g", simgrid::s4u::Engine::get_clock());
  75     XBT_DEBUG("\t CPU actions");
  76
  77     simgrid::kernel::resource::Action::StateSet* action_list = cpu_model_pm->get_failed_action_set();
  78     while (not action_list->empty()) {
  79       simgrid::kernel::resource::Action& action = action_list->front();
  80       XBT_INFO("   CPU Failed action");
  81       XBT_DEBUG("\t * Failed : %p", &action);
  82       action.unref();
  83     }
  84
  85     action_list = cpu_model_pm->get_finished_action_set();
  86     while (not action_list->empty()) {
  87       simgrid::kernel::resource::Action& action = action_list->front();
  88       XBT_INFO("   CPU Done action");
  89       XBT_DEBUG("\t * Done : %p", &action);
  90       action.unref();
  91     }
  92
  93     action_list = net_model->get_failed_action_set();
  94     while (not action_list->empty()) {
  95       simgrid::kernel::resource::Action& action = action_list->front();
  96       XBT_INFO("   Network Failed action");
  97       XBT_DEBUG("\t * Failed : %p", &action);
  98       action.unref();
  99     }
 100
 101     action_list = net_model->get_finished_action_set();
 102     while (not action_list->empty()) {
 103       simgrid::kernel::resource::Action& action = action_list->front();
 104       XBT_INFO("   Network Done action");
 105       XBT_DEBUG("\t * Done : %p", &action);
 106       action.unref();
 107     }
 108   } while ((net_model->get_started_action_set()->size() || cpu_model_pm->get_started_action_set()->size()) &&
 109            e.get_impl()->solve(-1.0) >= 0.0);
 110
 111   XBT_DEBUG("Simulation Terminated");
 112
 113   return 0;
 114 }