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Subject unl list to consensus. (#186)

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* Unl hash in consensus proposals.
* Unl syncing and sync request serving.
* Adding unl hash to the ledger block.
This commit is contained in:
Savinda Senevirathne
2020-12-08 15:05:38 +05:30
committed by GitHub
parent a87e8a0c7e
commit 7bf0475b6f
15 changed files with 740 additions and 65 deletions
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36
src/p2p/peer_session_handler.cpp
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@@ -13,6 +13,7 @@
#include "../ledger.hpp"
#include "peer_comm_session.hpp"
#include "p2p.hpp"
#include "../unl.hpp"
namespace p2pmsg = msg::fbuf::p2pmsg;
@@ -256,6 +257,41 @@ namespace p2p
}
}
}
else if (content_message_type == p2pmsg::Message_Unl_Request_Message) //message is a unl request message.
{
// Check the cap and insert request with lock.
std::scoped_lock<std::mutex> lock(unl::sync_ctx.list_mutex);
// If max number of unl requests reached skip the rest.
if (unl::sync_ctx.collected_unl_sync_requests.size() < unl::UNL_REQ_LIST_CAP)
{
const p2p::unl_sync_request unl_request = p2pmsg::create_unl_sync_request_from_msg(*content->message_as_Unl_Request_Message());
unl::sync_ctx.collected_unl_sync_requests.push_back(std::make_pair(session.pubkey, std::move(unl_request)));
}
else
{
LOG_DEBUG << "Unl request rejected. Maximum unl request count reached. " << session.display_name();
}
}
else if (content_message_type == p2pmsg::Message_Unl_Response_Message) //message is a unl response message.
{
if (unl::sync_ctx.is_syncing) // Only accept history responses if ledger is syncing.
{
// Check the cap and insert response with lock.
std::scoped_lock<std::mutex> lock(unl::sync_ctx.list_mutex);
// If max number of unl responses reached skip the rest.
if (unl::sync_ctx.collected_unl_sync_responses.size() < unl::UNL_RES_LIST_CAP)
{
const p2p::unl_sync_response unl_response = p2pmsg::create_unl_sync_response_from_msg(*content->message_as_Unl_Response_Message());
unl::sync_ctx.collected_unl_sync_responses.push_back(std::move(unl_response));
}
else
{
LOG_DEBUG << "Unl response rejected. Maximum unl response count reached. " << session.display_name();
}
}
}
else
{
session.increment_metric(comm::SESSION_THRESHOLDS::MAX_BADMSGS_PER_MINUTE, 1);