1 /* Copyright (c) 2010-2023. The SimGrid Team. All rights reserved. */
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. */
6 #include "s4u-dht-chord.hpp"
8 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_chord, "Messages specific for this s4u example");
10 int main(int argc, char* argv[])
12 simgrid::s4u::Engine e(&argc, argv);
14 "Usage: %s [-nb_bits=n] [-timeout=t] platform_file deployment_file\n"
15 "\tExample: %s ../platforms/cluster_backbone.xml ./s4u-dht-chord_d.xml\n",
17 std::string platform_file(argv[argc - 2]);
18 std::string deployment_file(argv[argc - 1]);
21 for (const auto& option : std::vector<std::string>(argv + 1, argv + argc - 2)) {
22 if (option.rfind("-nb_bits=", 0) == 0) {
23 nb_bits = std::stoi(option.substr(option.find('=') + 1));
24 XBT_DEBUG("Set nb_bits to %d", nb_bits);
25 } else if (option.rfind("-timeout=", 0) == 0) {
26 timeout = std::stoi(option.substr(option.find('=') + 1));
27 XBT_DEBUG("Set timeout to %d", timeout);
29 xbt_die("Invalid chord option '%s'", option.c_str());
32 int nb_keys = 1U << nb_bits;
33 XBT_DEBUG("Sets nb_keys to %d", nb_keys);
35 e.load_platform(platform_file);
37 /* Global initialization of the Chord simulation. */
38 Node::set_parameters(nb_bits, nb_keys, timeout);
40 e.register_actor<Node>("node");
41 e.load_deployment(deployment_file);
45 XBT_INFO("Simulated time: %g", simgrid::s4u::Engine::get_clock());