-/* Copyright (c) 2010-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2010-2020. 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. */
* @param id id to check
* @param start lower bound
* @param end upper bound
- * @return a non-zero value if id in in [start, end]
+ * @return true if id in in [start, end]
*/
-static int is_in_interval(int id, int start, int end)
+static bool is_in_interval(int id, int start, int end)
{
int i = id % nb_keys;
int s = start % nb_keys;
// initialize my node
id_ = std::stoi(args[1]);
- stream = simgrid::s4u::this_actor::get_host()->extension<HostChord>()->getStream();
mailbox_ = simgrid::s4u::Mailbox::by_name(std::to_string(id_));
next_finger_to_fix = 0;
- fingers_ = new int[nb_bits];
-
- for (int i = 0; i < nb_bits; i++) {
- fingers_[i] = id_;
- }
+ fingers_.resize(nb_bits, id_);
if (args.size() == 3) { // first ring
deadline_ = std::stod(args[2]);
}
}
-Node::~Node()
-{
- delete[] fingers_;
-}
/* Makes the current node join the ring, knowing the id of a node already in the ring
*
* @param known_id id of a node already in the ring
XBT_DEBUG("Sending a 'PREDECESSOR_LEAVING' to my successor %d", fingers_[0]);
try {
simgrid::s4u::Mailbox::by_name(std::to_string(fingers_[0]))->put(pred_msg, 10, timeout);
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Timeout expired when sending a 'PREDECESSOR_LEAVING' to my successor %d", fingers_[0]);
- delete pred_msg;
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Timeout expired when sending a 'PREDECESSOR_LEAVING' to my successor %d", fingers_[0]);
+ delete pred_msg;
}
if (pred_id_ != -1 && pred_id_ != id_) {
try {
simgrid::s4u::Mailbox::by_name(std::to_string(pred_id_))->put(succ_msg, 10, timeout);
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Timeout expired when sending a 'SUCCESSOR_LEAVING' to my predecessor %d", pred_id_);
- delete succ_msg;
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Timeout expired when sending a 'SUCCESSOR_LEAVING' to my predecessor %d", pred_id_);
+ delete succ_msg;
}
}
}
void Node::randomLookup()
{
int res = id_;
- int random_index = RngStream_RandInt(stream, 0, nb_bits - 1);
+ int random_index = simgrid::xbt::random::uniform_int(0, nb_bits - 1);
int random_id = fingers_[random_index];
XBT_DEBUG("Making a lookup request for id %d", random_id);
if (random_id != id_)
if (pred_id_ == -1)
return;
- simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(pred_id_));
- simgrid::s4u::MailboxPtr return_mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(id_) + "_is_alive");
+ simgrid::s4u::Mailbox* mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(pred_id_));
+ simgrid::s4u::Mailbox* return_mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(id_) + "_is_alive");
ChordMessage* message = new ChordMessage(PREDECESSOR_ALIVE);
message->request_id = pred_id_;
XBT_DEBUG("Sending a 'Predecessor Alive' request to my predecessor %d", pred_id_);
try {
mailbox->put(message, 10, timeout);
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Failed to send the 'Predecessor Alive' request to %d", pred_id_);
- delete message;
- return;
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Failed to send the 'Predecessor Alive' request to %d", pred_id_);
+ delete message;
+ return;
}
+
// receive the answer
XBT_DEBUG("Sent 'Predecessor Alive' request to %d, waiting for the answer on my mailbox '%s'", pred_id_,
message->answer_to->get_cname());
comm->wait_for(timeout);
XBT_DEBUG("Received the answer to my 'Predecessor Alive': my predecessor %d is alive", pred_id_);
delete static_cast<ChordMessage*>(data);
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Failed to receive the answer to my 'Predecessor Alive' request");
- pred_id_ = -1;
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Failed to receive the answer to my 'Predecessor Alive' request");
+ pred_id_ = -1;
}
}
{
int predecessor_id = -1;
void* data = nullptr;
- simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(ask_to));
- simgrid::s4u::MailboxPtr return_mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(id_) + "_pred");
+ simgrid::s4u::Mailbox* mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(ask_to));
+ simgrid::s4u::Mailbox* return_mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(id_) + "_pred");
ChordMessage* message = new ChordMessage(GET_PREDECESSOR);
message->request_id = id_;
XBT_DEBUG("Sending a 'Get Predecessor' request to %d", ask_to);
try {
mailbox->put(message, 10, timeout);
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Failed to send the 'Get Predecessor' request to %d", ask_to);
- delete message;
- return predecessor_id;
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Failed to send the 'Get Predecessor' request to %d", ask_to);
+ delete message;
+ return predecessor_id;
}
// receive the answer
try {
comm->wait_for(timeout);
- ChordMessage* answer = static_cast<ChordMessage*>(data);
+ const ChordMessage* answer = static_cast<ChordMessage*>(data);
XBT_DEBUG("Received the answer to my 'Get Predecessor' request: the predecessor of node %d is %d", ask_to,
answer->answer_id);
predecessor_id = answer->answer_id;
delete answer;
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Failed to receive the answer to my 'Get Predecessor' request");
- delete static_cast<ChordMessage*>(data);
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Failed to receive the answer to my 'Get Predecessor' request");
+ delete static_cast<ChordMessage*>(data);
}
return predecessor_id;
int Node::remoteFindSuccessor(int ask_to, int id)
{
int successor = -1;
- void* data = nullptr;
- simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(ask_to));
- simgrid::s4u::MailboxPtr return_mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(id_) + "_succ");
+ ChordMessage* data = nullptr;
+ simgrid::s4u::Mailbox* mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(ask_to));
+ simgrid::s4u::Mailbox* return_mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(id_) + "_succ");
ChordMessage* message = new ChordMessage(FIND_SUCCESSOR);
message->request_id = id_;
XBT_DEBUG("Sending a 'Find Successor' request to %d for id %d", ask_to, id);
try {
mailbox->put(message, 10, timeout);
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Failed to send the 'Find Successor' request to %d for id %d", ask_to, id_);
- delete message;
- return successor;
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Failed to send the 'Find Successor' request to %d for id %d", ask_to, id_);
+ delete message;
+ return successor;
}
// receive the answer
XBT_DEBUG("Sent a 'Find Successor' request to %d for key %d, waiting for the answer", ask_to, id);
- simgrid::s4u::CommPtr comm = return_mailbox->get_async(&data);
+ simgrid::s4u::CommPtr comm = return_mailbox->get_async(reinterpret_cast<void**>(&data));
try {
comm->wait_for(timeout);
- ChordMessage* answer = static_cast<ChordMessage*>(data);
+ const ChordMessage* answer = data;
XBT_DEBUG("Received the answer to my 'Find Successor' request for id %d: the successor of key %d is %d",
answer->request_id, id_, answer->answer_id);
successor = answer->answer_id;
delete answer;
- } catch (xbt_ex& e) {
- if (e.category == timeout_error) {
- XBT_DEBUG("Failed to receive the answer to my 'Find Successor' request");
- delete static_cast<ChordMessage*>(data);
- }
+ } catch (const simgrid::TimeoutException&) {
+ XBT_DEBUG("Failed to receive the answer to my 'Find Successor' request");
+ delete data;
}
+
return successor;
}
// send a "Notify" request to notify_id
XBT_DEBUG("Sending a 'Notify' request to %d", notify_id);
- simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(notify_id));
+ simgrid::s4u::Mailbox* mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(notify_id));
mailbox->put_init(message, 10)->detach(ChordMessage::destroy);
}
int closest = closestPrecedingFinger(message->request_id);
XBT_DEBUG("Forwarding the 'Find Successor' request for id %d to my closest preceding finger %d",
message->request_id, closest);
- simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(closest));
+ simgrid::s4u::Mailbox* mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(closest));
mailbox->put_init(message, 10)->detach(ChordMessage::destroy);
}
break;