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Implemented socket message templates. (#40)

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Implemented socket message templates to support broadcast (shared_ptr) and to achieve buffer zero-copy.
This commit is contained in:
Ravin Perera
2019-10-23 13:04:57 +05:30
committed by GitHub
parent b4237f1285
commit 61b38bb0a0
16 changed files with 636 additions and 539 deletions
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31
src/p2p/p2p.cpp
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@@ -5,7 +5,6 @@
#include "../crypto.hpp"
#include "../util.hpp"
#include "../hplog.hpp"
#include "peer_session_handler.hpp"
#include "p2p.hpp"
namespace p2p
@@ -13,7 +12,7 @@ namespace p2p
/**
* Peer connections exposing to the application
*/
std::unordered_map<std::string, sock::socket_session *> peer_connections;
std::unordered_map<std::string, sock::socket_session<peer_outbound_message> *> peer_connections;
/**
* Peer session handler instance. This instance's methods will be fired for any peer socket activity.
@@ -51,7 +50,7 @@ void start_peer_connections()
auto address = net::ip::make_address(conf::cfg.listenip);
// Start listening to peers
std::make_shared<sock::socket_server>(
std::make_shared<sock::socket_server<peer_outbound_message>>(
ioc,
tcp::endpoint{address, conf::cfg.peerport},
global_peer_session_handler)
@@ -77,7 +76,8 @@ void peer_connection_watchdog()
if (peer_connections.find(v.first) == peer_connections.end())
{
LOG_DBG << "Trying to connect :" << v.second.first << ":" << v.second.second;
std::make_shared<sock::socket_client>(ioc, global_peer_session_handler)->run(v.second.first, v.second.second);
std::make_shared<sock::socket_client<peer_outbound_message>>(ioc, global_peer_session_handler)
->run(v.second.first, v.second.second);
}
}
@@ -126,7 +126,18 @@ bool validate_peer_message(std::string_view message, std::string_view signature,
return false;
}
//get message hash and see wheteher message is already recieved -> abandon
//verify message signature.
//this should be the last validation since this is bit expensive
auto signature_verified = crypto::verify(message, signature, pubkey);
if (signature_verified != 0)
{
LOG_DBG << "Signature verification failed";
return false;
}
// After signature is verified, get message hash and see wheteher
// message is already recieved -> abandon if duplicate.
auto messageHash = crypto::sha_512_hash(message, "PEERMSG", 7);
if (recent_peer_msghash.count(messageHash) == 0)
@@ -139,16 +150,6 @@ bool validate_peer_message(std::string_view message, std::string_view signature,
return false;
}
//verify message signature.
//this should be the last validation since this is bit expensive
auto signature_verified = crypto::verify(message, signature, pubkey);
if (signature_verified != 0)
{
LOG_DBG << "Signature verification failed";
return false;
}
return true;
}