examples/s4u/replay-comm/s4u-replay-comm.cpp

   1 /* Copyright (c) 2009-2019. The SimGrid Team. All rights reserved.          */
   2
   3 /* This program is free software; you can redistribute it and/or modify it
   4  * under the terms of the license (GNU LGPL) which comes with this package. */
   5
   6 #include "simgrid/s4u.hpp"
   7 #include "xbt/replay.hpp"
   8 #include "xbt/str.h"
   9 #include <boost/algorithm/string/join.hpp>
  10 #include <string>
  11
  12 XBT_LOG_NEW_DEFAULT_CATEGORY(replay_comm, "Messages specific for this msg example");
  13
  14 #define ACT_DEBUG(...)                                                                                                 \
  15   if (XBT_LOG_ISENABLED(replay_comm, xbt_log_priority_verbose)) {                                                   \
  16     std::string NAME = boost::algorithm::join(action, " ");                                                            \
  17     XBT_DEBUG(__VA_ARGS__);                                                                                            \
  18   } else                                                                                                               \
  19   ((void)0)
  20
  21 static void log_action(simgrid::xbt::ReplayAction& action, double date)
  22 {
  23   if (XBT_LOG_ISENABLED(replay_comm, xbt_log_priority_verbose)) {
  24     std::string s = boost::algorithm::join(action, " ");
  25     XBT_VERB("%s %f", s.c_str(), date);
  26   }
  27 }
  28
  29 class Replayer {
  30 public:
  31   explicit Replayer(std::vector<std::string> args)
  32   {
  33     const char* actor_name     = args.at(0).c_str();
  34     const char* trace_filename = args.size() > 1 ? args[1].c_str() : nullptr;
  35     simgrid::xbt::replay_runner(actor_name, trace_filename);
  36   }
  37
  38   void operator()()
  39   {
  40     // Nothing to do here
  41   }
  42
  43   /* My actions */
  44   static void compute(simgrid::xbt::ReplayAction& action)
  45   {
  46     double amount = std::stod(action[2]);
  47     double clock  = simgrid::s4u::Engine::get_clock();
  48     ACT_DEBUG("Entering %s", NAME.c_str());
  49     simgrid::s4u::this_actor::execute(amount);
  50     log_action(action, simgrid::s4u::Engine::get_clock() - clock);
  51   }
  52
  53   static void send(simgrid::xbt::ReplayAction& action)
  54   {
  55     double size                 = std::stod(action[3]);
  56     std::string* payload        = new std::string(action[3]);
  57     double clock                = simgrid::s4u::Engine::get_clock();
  58     simgrid::s4u::Mailbox* to = simgrid::s4u::Mailbox::by_name(simgrid::s4u::this_actor::get_name() + "_" + action[2]);
  59     ACT_DEBUG("Entering Send: %s (size: %g) -- Actor %s on mailbox %s", NAME.c_str(), size,
  60               simgrid::s4u::this_actor::get_cname(), to->get_cname());
  61     to->put(payload, size);
  62     delete payload;
  63
  64     log_action(action, simgrid::s4u::Engine::get_clock() - clock);
  65   }
  66
  67   static void recv(simgrid::xbt::ReplayAction& action)
  68   {
  69     double clock = simgrid::s4u::Engine::get_clock();
  70     simgrid::s4u::Mailbox* from =
  71         simgrid::s4u::Mailbox::by_name(std::string(action[2]) + "_" + simgrid::s4u::this_actor::get_name());
  72
  73     ACT_DEBUG("Receiving: %s -- Actor %s on mailbox %s", NAME.c_str(), simgrid::s4u::this_actor::get_cname(),
  74               from->get_cname());
  75     from->get();
  76     log_action(action, simgrid::s4u::Engine::get_clock() - clock);
  77   }
  78 };
  79
  80 int main(int argc, char* argv[])
  81 {
  82   simgrid::s4u::Engine e(&argc, argv);
  83
  84   xbt_assert(argc > 2, "Usage: %s platform_file deployment_file [action_files]\n"
  85                        "\t# if all actions are in the same file\n"
  86                        "\tExample: %s msg_platform.xml msg_deployment.xml actions\n"
  87                        "\t# if actions are in separate files, specified in deployment\n"
  88                        "\tExample: %s msg_platform.xml msg_deployment.xml ",
  89              argv[0], argv[0], argv[0]);
  90
  91   e.load_platform(argv[1]);
  92   e.register_actor<Replayer>("p0");
  93   e.register_actor<Replayer>("p1");
  94   e.load_deployment(argv[2]);
  95
  96   /*   Action registration */
  97   xbt_replay_action_register("compute", Replayer::compute);
  98   xbt_replay_action_register("send", Replayer::send);
  99   xbt_replay_action_register("recv", Replayer::recv);
 100
 101   if (argv[3]) {
 102     simgrid::xbt::action_fs = new std::ifstream(argv[3], std::ifstream::in);
 103   }
 104
 105   e.run();
 106
 107   if (argv[3]) {
 108     delete simgrid::xbt::action_fs;
 109     simgrid::xbt::action_fs = nullptr;
 110   }
 111
 112   XBT_INFO("Simulation time %g", e.get_clock());
 113
 114   return 0;
 115 }