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Ledger maintenance refactor. (#130)

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* Added ledger namespace.
* Thread-safe lcl access and update.
* Refactored history sync and serving into a thread.
* Restructured ledger cache item.
This commit is contained in:
Ravin Perera
2020-10-08 22:25:47 +05:30
committed by GitHub
parent 31048f55b8
commit cb4d0c4f59
30 changed files with 945 additions and 754 deletions
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26
src/p2p/peer_session_handler.cpp
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@@ -11,9 +11,8 @@
#include "../comm/comm_client.hpp"
#include "p2p.hpp"
#include "peer_session_handler.hpp"
#include "../cons/ledger_handler.hpp"
#include "../state/state_sync.hpp"
#include "../cons/cons.hpp"
#include "../ledger.hpp"
namespace p2pmsg = msg::fbuf::p2pmsg;
@@ -129,6 +128,7 @@ namespace p2p
{
if (p2pmsg::validate_container_trust(container) != 0)
{
session.increment_metric(comm::SESSION_THRESHOLDS::MAX_BADSIGMSGS_PER_MINUTE, 1);
LOG_DEBUG << "NPL message rejected due to trust failure. " << session.uniqueid.substr(0, 10);
return 0;
}
@@ -146,6 +146,7 @@ namespace p2p
{
if (p2pmsg::validate_container_trust(container) != 0)
{
session.increment_metric(comm::SESSION_THRESHOLDS::MAX_BADSIGMSGS_PER_MINUTE, 1);
LOG_DEBUG << "State request message rejected due to trust failure. " << session.uniqueid.substr(0, 10);
return 0;
}
@@ -159,6 +160,7 @@ namespace p2p
{
if (p2pmsg::validate_container_trust(container) != 0)
{
session.increment_metric(comm::SESSION_THRESHOLDS::MAX_BADSIGMSGS_PER_MINUTE, 1);
LOG_DEBUG << "State response message rejected due to trust failure. " << session.uniqueid.substr(0, 10);
return 0;
}
@@ -175,33 +177,27 @@ namespace p2p
{
if (p2pmsg::validate_container_trust(container) != 0)
{
session.increment_metric(comm::SESSION_THRESHOLDS::MAX_BADSIGMSGS_PER_MINUTE, 1);
LOG_DEBUG << "History request message rejected due to trust failure. " << session.uniqueid.substr(0, 10);
return 0;
}
const p2p::history_request hr = p2pmsg::create_history_request_from_msg(*content->message_as_History_Request_Message());
//first check node has the required lcl available. -> if so send lcl history accordingly.
const bool req_lcl_avail = cons::check_required_lcl_availability(hr);
if (req_lcl_avail)
{
flatbuffers::FlatBufferBuilder fbuf(1024);
p2pmsg::create_msg_from_history_response(fbuf, cons::retrieve_ledger_history(hr));
std::string_view msg = std::string_view(
reinterpret_cast<const char *>(fbuf.GetBufferPointer()), fbuf.GetSize());
session.send(msg);
}
std::scoped_lock<std::mutex> lock(ledger::sync_ctx.list_mutex);
ledger::sync_ctx.collected_history_requests.push_back(std::make_pair(session.uniqueid, std::move(hr)));
}
else if (content_message_type == p2pmsg::Message_History_Response_Message) //message is a lcl history response message
{
if (p2pmsg::validate_container_trust(container) != 0)
{
session.increment_metric(comm::SESSION_THRESHOLDS::MAX_BADSIGMSGS_PER_MINUTE, 1);
LOG_DEBUG << "History response message rejected due to trust failure. " << session.uniqueid.substr(0, 10);
return 0;
}
cons::handle_ledger_history_response(
p2pmsg::create_history_response_from_msg(*content->message_as_History_Response_Message()));
const p2p::history_response hr = p2pmsg::create_history_response_from_msg(*content->message_as_History_Response_Message());
std::scoped_lock<std::mutex> lock(ledger::sync_ctx.list_mutex);
ledger::sync_ctx.collected_history_responses.push_back(std::move(hr));
}
else
{