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

   1 /* Copyright (c) 2009-2017. 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 <string>
  10
  11 XBT_LOG_NEW_DEFAULT_CATEGORY(replay, "Messages specific for this msg example");
  12
  13 #define ACT_DEBUG(...)                                                                                                 \
  14   if (XBT_LOG_ISENABLED(replay, xbt_log_priority_verbose)) {                                                           \
  15     char* NAME = xbt_str_join_array(action, " ");                                                                      \
  16     XBT_DEBUG(__VA_ARGS__);                                                                                            \
  17     xbt_free(NAME);                                                                                                    \
  18   } else                                                                                                               \
  19   ((void)0)
  20
  21 static void log_action(const char* const* action, double date)
  22 {
  23   if (XBT_LOG_ISENABLED(replay, xbt_log_priority_verbose)) {
  24     char* name = xbt_str_join_array(action, " ");
  25     XBT_VERB("%s %f", name, date);
  26     xbt_free(name);
  27   }
  28 }
  29
  30 class Replayer {
  31 public:
  32   explicit Replayer(std::vector<std::string> args)
  33   {
  34     int argc;
  35     char* argv[2];
  36     argv[0] = &args.at(0)[0];
  37     if (args.size() == 1) {
  38       argc = 1;
  39     } else {
  40       argc    = 2;
  41       argv[1] = &args.at(1)[0];
  42     }
  43     simgrid::xbt::replay_runner(argc, argv);
  44   }
  45
  46   void operator()()
  47   {
  48     // Nothing to do here
  49   }
  50
  51   /* My actions */
  52   static void compute(const char* const* action)
  53   {
  54     double amount = std::stod(action[2]);
  55     double clock  = simgrid::s4u::Engine::getClock();
  56     ACT_DEBUG("Entering %s", NAME);
  57     simgrid::s4u::this_actor::execute(amount);
  58     log_action(action, simgrid::s4u::Engine::getClock() - clock);
  59   }
  60
  61   static void send(const char* const* action)
  62   {
  63     double size                 = std::stod(action[3]);
  64     std::string* payload        = new std::string(action[3]);
  65     double clock                = simgrid::s4u::Engine::getClock();
  66     simgrid::s4u::MailboxPtr to = simgrid::s4u::Mailbox::byName(simgrid::s4u::this_actor::getName() + "_" + action[2]);
  67     ACT_DEBUG("Entering Send: %s (size: %g) -- Actor %s on mailbox %s", NAME, size,
  68               simgrid::s4u::this_actor::getCname(), to->getCname());
  69     to->put(payload, size);
  70     delete payload;
  71
  72     log_action(action, simgrid::s4u::Engine::getClock() - clock);
  73   }
  74
  75   static void recv(const char* const* action)
  76   {
  77     double clock = simgrid::s4u::Engine::getClock();
  78     simgrid::s4u::MailboxPtr from =
  79         simgrid::s4u::Mailbox::byName(std::string(action[2]) + "_" + simgrid::s4u::this_actor::getName());
  80
  81     ACT_DEBUG("Receiving: %s -- Actor %s on mailbox %s", NAME, simgrid::s4u::this_actor::getCname(), from->getCname());
  82     from->get();
  83     log_action(action, simgrid::s4u::Engine::getClock() - clock);
  84   }
  85 };
  86
  87 int main(int argc, char* argv[])
  88 {
  89   simgrid::s4u::Engine e(&argc, argv);
  90
  91   xbt_assert(argc > 2, "Usage: %s platform_file deployment_file [action_files]\n"
  92                        "\t# if all actions are in the same file\n"
  93                        "\tExample: %s msg_platform.xml msg_deployment.xml actions\n"
  94                        "\t# if actions are in separate files, specified in deployment\n"
  95                        "\tExample: %s msg_platform.xml msg_deployment.xml ",
  96              argv[0], argv[0], argv[0]);
  97
  98   e.loadPlatform(argv[1]);
  99   e.registerDefault(&simgrid::xbt::replay_runner);
 100   e.registerFunction<Replayer>("p0");
 101   e.registerFunction<Replayer>("p1");
 102   e.loadDeployment(argv[2]);
 103
 104   /*   Action registration */
 105   xbt_replay_action_register("compute", Replayer::compute);
 106   xbt_replay_action_register("send", Replayer::send);
 107   xbt_replay_action_register("recv", Replayer::recv);
 108
 109   if (argv[3]) {
 110     simgrid::xbt::action_fs = new std::ifstream(argv[3], std::ifstream::in);
 111   }
 112
 113   e.run();
 114
 115   if (argv[3]) {
 116     delete simgrid::xbt::action_fs;
 117     simgrid::xbt::action_fs = nullptr;
 118   }
 119
 120   XBT_INFO("Simulation time %g", e.getClock());
 121
 122   return 0;
 123 }