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/* Copyright (c) 2007-2025. 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/plugins/ProducerConsumer.hpp>
#include <simgrid/s4u/ActivitySet.hpp>
#include <simgrid/s4u/Actor.hpp>
#include <simgrid/s4u/Engine.hpp>
#include <simgrid/s4u/Host.hpp>
#include <xbt/random.hpp>
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "Messages specific for this s4u example");
namespace sg4 = simgrid::s4u;
static void ingester(int id, simgrid::plugin::ProducerConsumerPtr<int> pc)
{
sg4::this_actor::sleep_for(simgrid::xbt::random::uniform_real(0, 1));
for (int i = 0; i < 3; i++) {
auto* data = new int(10 * id + i);
pc->put(data, 1.2125e6); // last for 0.01s
XBT_INFO("data sucessfully put: %d", *data);
sg4::this_actor::sleep_for((3 - i) * simgrid::xbt::random::uniform_real(0, 1));
}
sg4::ActivitySet pending;
for (int i = 0; i < 3; i++) {
auto* data = new int(10 * id + i);
pending.push(pc->put_async(data, 1.2125e6)); // last for 0.01s
XBT_INFO("data sucessfully put: %d", *data);
sg4::this_actor::sleep_for((i + 3) * simgrid::xbt::random::uniform_real(0, 1));
}
pending.wait_all();
}
static void retriever(simgrid::plugin::ProducerConsumerPtr<int> pc)
{
sg4::this_actor::sleep_for(simgrid::xbt::random::uniform_real(0, 1));
for (int i = 0; i < 3; i++) {
int* data;
sg4::CommPtr comm = pc->get_async(&data);
comm->wait();
XBT_INFO("data sucessfully get: %d", *data);
delete data;
sg4::this_actor::sleep_for((i + 3) * simgrid::xbt::random::uniform_real(0, 1));
}
for (int i = 0; i < 3; i++) {
int* data = pc->get();
XBT_INFO("data sucessfully get: %d", *data);
delete data;
sg4::this_actor::sleep_for((3 - i) * simgrid::xbt::random::uniform_real(0, 1));
}
}
int main(int argc, char* argv[])
{
sg4::Engine e(&argc, argv);
// Platform creation
auto* cluster = e.get_netzone_root()->add_netzone_star("cluster");
for (int i = 0; i < 8; i++) {
std::string hostname = "node-" + std::to_string(i) + ".simgrid.org";
const auto* host = cluster->add_host(hostname, "1Gf");
std::string linkname = "cluster_link_" + std::to_string(i);
const auto* link = cluster->add_split_duplex_link(linkname, "1Gbps");
cluster->add_route(host, nullptr, {{link, sg4::LinkInRoute::Direction::UP}}, true);
}
cluster->seal();
simgrid::plugin::ProducerConsumerPtr<int> pc = simgrid::plugin::ProducerConsumer<int>::create(2);
XBT_INFO("Maximum number of queued data is %u", pc->get_max_queue_size());
XBT_INFO("Transfers are done in %s mode", pc->get_transfer_mode().c_str());
for (int i = 0; i < 3; i++) {
std::string hostname = "node-" + std::to_string(i) + ".simgrid.org";
e.host_by_name(hostname)->add_actor("ingester-" + std::to_string(i), &ingester, i, pc);
hostname = "node-" + std::to_string(i + 3) + ".simgrid.org";
e.host_by_name(hostname)->add_actor("retriever-" + std::to_string(i), &retriever, pc);
}
e.run();
return 0;
}
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