-/* Copyright (c) 2010-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2010-2022. 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 <cstdlib>
#include <iostream>
#include <string>
+namespace sg4 = simgrid::s4u;
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_async_ready, "Messages specific for this s4u example");
-static void peer(int argc, char** argv)
+static void peer(int my_id, int messages_count, size_t payload_size, int peers_count)
{
- xbt_assert(argc == 5, "Expecting 4 parameters from the XML deployment file but got %d", argc);
- int my_id = std::stoi(argv[1]); /* - my id */
- long messages_count = std::stol(argv[2]); /* - number of message */
- long msg_size = std::stol(argv[3]); /* - message size in bytes */
- long peers_count = std::stol(argv[4]); /* - number of peers */
-
/* Set myself as the persistent receiver of my mailbox so that messages start flowing to me as soon as they are put
* into it */
- simgrid::s4u::Mailbox* my_mbox = simgrid::s4u::Mailbox::by_name(std::string("peer-") + std::to_string(my_id));
- my_mbox->set_receiver(simgrid::s4u::Actor::self());
+ sg4::Mailbox* my_mbox = sg4::Mailbox::by_name(std::string("peer-") + std::to_string(my_id));
+ my_mbox->set_receiver(sg4::Actor::self());
- std::vector<simgrid::s4u::CommPtr> pending_comms;
+ std::vector<sg4::CommPtr> pending_comms;
/* Start dispatching all messages to peers others that myself */
for (int i = 0; i < messages_count; i++) {
for (int peer_id = 0; peer_id < peers_count; peer_id++) {
if (peer_id != my_id) {
- std::string mboxName = std::string("peer-") + std::to_string(peer_id);
- simgrid::s4u::Mailbox* mbox = simgrid::s4u::Mailbox::by_name(mboxName);
- std::string msgName =
- std::string("Message ") + std::to_string(i) + std::string(" from peer ") + std::to_string(my_id);
- auto* payload = new std::string(msgName); // copy the data we send:
+ sg4::Mailbox* mbox = sg4::Mailbox::by_name(std::string("peer-") + std::to_string(peer_id));
+ std::string message = std::string("Message ") + std::to_string(i) + " from peer " + std::to_string(my_id);
+ auto* payload = new std::string(message); // copy the data we send:
// 'msgName' is not a stable storage location
- XBT_INFO("Send '%s' to '%s'", msgName.c_str(), mboxName.c_str());
+ XBT_INFO("Send '%s' to '%s'", message.c_str(), mbox->get_cname());
/* Create a communication representing the ongoing communication */
- pending_comms.push_back(mbox->put_async(payload, msg_size));
+ pending_comms.push_back(mbox->put_async(payload, payload_size));
}
}
}
/* Start sending messages to let peers know that they should stop */
for (int peer_id = 0; peer_id < peers_count; peer_id++) {
if (peer_id != my_id) {
- std::string mboxName = std::string("peer-") + std::to_string(peer_id);
- simgrid::s4u::Mailbox* mbox = simgrid::s4u::Mailbox::by_name(mboxName);
- auto* payload = new std::string("finalize"); // Make a copy of the data we will send
- pending_comms.push_back(mbox->put_async(payload, msg_size));
+ sg4::Mailbox* mbox = sg4::Mailbox::by_name(std::string("peer-") + std::to_string(peer_id));
+ auto* payload = new std::string("finalize"); // Make a copy of the data we will send
+ pending_comms.push_back(mbox->put_async(payload, payload_size));
XBT_INFO("Send 'finalize' to 'peer-%d'", peer_id);
}
}
long pending_finalize_messages = peers_count - 1;
while (pending_finalize_messages > 0) {
if (my_mbox->ready()) {
- double start = simgrid::s4u::Engine::get_clock();
+ double start = sg4::Engine::get_clock();
auto received = my_mbox->get_unique<std::string>();
- double waiting_time = simgrid::s4u::Engine::get_clock() - start;
+ double waiting_time = sg4::Engine::get_clock() - start;
xbt_assert(
waiting_time == 0,
"Expecting the waiting time to be 0 because the communication was supposedly ready, but got %f instead",
}
} else {
XBT_INFO("Nothing ready to consume yet, I better sleep for a while");
- simgrid::s4u::this_actor::sleep_for(.01);
+ sg4::this_actor::sleep_for(.01);
}
}
XBT_INFO("I'm done, just waiting for my peers to receive the messages before exiting");
- simgrid::s4u::Comm::wait_all(&pending_comms);
+ sg4::Comm::wait_all(pending_comms);
XBT_INFO("Goodbye now!");
}
int main(int argc, char* argv[])
{
- xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n", argv[0]);
-
- simgrid::s4u::Engine e(&argc, argv);
- e.register_function("peer", &peer);
-
+ sg4::Engine e(&argc, argv);
e.load_platform(argv[1]);
- e.load_deployment(argv[2]);
+
+ sg4::Actor::create("peer", e.host_by_name("Tremblay"), peer, 0, 2, 5e7, 3);
+ sg4::Actor::create("peer", e.host_by_name("Ruby"), peer, 1, 6, 2.5e5, 3);
+ sg4::Actor::create("peer", e.host_by_name("Perl"), peer, 2, 0, 5e7, 3);
e.run();