SimGrid  3.18
Versatile Simulation of Distributed Systems
examples/s4u/replay-comm/s4u-replay-comm.cpp
/* Copyright (c) 2009-2017. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "simgrid/s4u.hpp"
#include "xbt/replay.hpp"
#include "xbt/str.h"
#include <string>
XBT_LOG_NEW_DEFAULT_CATEGORY(replay_comm, "Messages specific for this msg example");
#define ACT_DEBUG(...) \
if (XBT_LOG_ISENABLED(replay_comm, xbt_log_priority_verbose)) { \
char* NAME = xbt_str_join_array(action, " "); \
XBT_DEBUG(__VA_ARGS__); \
xbt_free(NAME); \
} else \
((void)0)
static void log_action(const char* const* action, double date)
{
char* name = xbt_str_join_array(action, " ");
XBT_VERB("%s %f", name, date);
xbt_free(name);
}
}
class Replayer {
public:
explicit Replayer(std::vector<std::string> args)
{
int argc;
char* argv[2];
argv[0] = &args.at(0)[0];
if (args.size() == 1) {
argc = 1;
} else {
argc = 2;
argv[1] = &args.at(1)[0];
}
}
void operator()()
{
// Nothing to do here
}
/* My actions */
static void compute(const char* const* action)
{
double amount = std::stod(action[2]);
ACT_DEBUG("Entering %s", NAME);
log_action(action, simgrid::s4u::Engine::getClock() - clock);
}
static void send(const char* const* action)
{
double size = std::stod(action[3]);
std::string* payload = new std::string(action[3]);
ACT_DEBUG("Entering Send: %s (size: %g) -- Actor %s on mailbox %s", NAME, size,
to->put(payload, size);
delete payload;
log_action(action, simgrid::s4u::Engine::getClock() - clock);
}
static void recv(const char* const* action)
{
ACT_DEBUG("Receiving: %s -- Actor %s on mailbox %s", NAME, simgrid::s4u::this_actor::getCname(), from->getCname());
from->get();
log_action(action, simgrid::s4u::Engine::getClock() - clock);
}
};
int main(int argc, char* argv[])
{
simgrid::s4u::Engine e(&argc, argv);
xbt_assert(argc > 2, "Usage: %s platform_file deployment_file [action_files]\n"
"\t# if all actions are in the same file\n"
"\tExample: %s msg_platform.xml msg_deployment.xml actions\n"
"\t# if actions are in separate files, specified in deployment\n"
"\tExample: %s msg_platform.xml msg_deployment.xml ",
argv[0], argv[0], argv[0]);
e.loadPlatform(argv[1]);
e.registerDefault(&simgrid::xbt::replay_runner);
e.registerFunction<Replayer>("p0");
e.registerFunction<Replayer>("p1");
e.loadDeployment(argv[2]);
/* Action registration */
xbt_replay_action_register("compute", Replayer::compute);
if (argv[3]) {
simgrid::xbt::action_fs = new std::ifstream(argv[3], std::ifstream::in);
}
e.run();
if (argv[3]) {
}
XBT_INFO("Simulation time %g", e.getClock());
return 0;
}