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openmonero/src/RPCCalls.cpp

357 lines
7.8 KiB

//
// Created by mwo on 13/04/16.
//
#include "easylogging++.h"
#include "om_log.h"
#include "RPCCalls.h"
namespace xmreg
{
RPCCalls::RPCCalls(string _deamon_url, chrono::seconds _timeout)
: deamon_url {_deamon_url}, rpc_timeout {_timeout}
{
epee::net_utils::parse_url(deamon_url, url);
port = std::to_string(url.port);
m_http_client.set_server(
deamon_url,
boost::optional<epee::net_utils::http::login>{});
}
bool
RPCCalls::connect_to_monero_deamon()
{
if(m_http_client.is_connected())
{
return true;
}
return m_http_client.connect(rpc_timeout);
}
bool
RPCCalls::commit_tx(
const string& tx_blob,
string& error_msg,
bool do_not_relay)
{
COMMAND_RPC_SEND_RAW_TX::request req;
COMMAND_RPC_SEND_RAW_TX::response res;
req.tx_as_hex = tx_blob;
req.do_not_relay = do_not_relay;
bool r {false};
{
// std::lock_guard<std::mutex> guard(m_daemon_rpc_mutex);
r = epee::net_utils::invoke_http_json(
"/sendrawtransaction", req, res,
m_http_client, rpc_timeout);
}
if (!r || !check_if_response_is_ok(res, error_msg))
{
if (res.reason.empty())
error_msg += "Reason not given by daemon.";
else
error_msg += res.reason;
OMERROR << "Error sending tx. " << error_msg;
return false;
}
if (do_not_relay)
{
OMINFO << "Tx accepted by deamon but "
"not relayed (useful for testing "
"of constructing txs)";
}
return true;
}
bool
RPCCalls::commit_tx(
tools::wallet2::pending_tx& ptx,
string& error_msg)
{
string tx_blob = epee::string_tools::buff_to_hex_nodelimer(
tx_to_blob(ptx.tx)
);
return commit_tx(tx_blob, error_msg);
}
bool
RPCCalls::get_current_height(uint64_t& current_height)
{
COMMAND_RPC_GET_HEIGHT::request req;
COMMAND_RPC_GET_HEIGHT::response res;
bool r {false};
{
std::lock_guard<std::mutex> guard(m_daemon_rpc_mutex);
r = epee::net_utils::invoke_http_json(
"/getheight",
req, res, m_http_client, rpc_timeout);
}
string error_msg;
if (!r || !check_if_response_is_ok(res, error_msg))
{
OMERROR << "Error getting blockchain height. "
<< error_msg;
return false;
}
current_height = res.height;
return true;
}
bool
RPCCalls::get_blocks(vector<uint64_t> blk_heights,
COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::response& res)
{
COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::request req;
req.heights = std::move(blk_heights);
bool r {false};
{
std::lock_guard<std::mutex> guard(m_daemon_rpc_mutex);
r = epee::net_utils::invoke_http_bin(
"/get_blocks_by_height.bin",
req, res, m_http_client, rpc_timeout);
}
string error_msg;
if (!r || !check_if_response_is_ok(res, error_msg))
{
OMERROR << "Error getting blocks. "
<< error_msg;
return false;
}
return true;
}
std::vector<pair<block, vector<transaction>>>
RPCCalls::get_blocks_range(uint64_t h1, uint64_t h2)
{
//assert(h2>h1);
vector<uint64_t> blk_heights(h2-h1);
std::iota(blk_heights.begin(), blk_heights.end(), h1);
//for(auto h: blk_heights)
//cout << h << ",";
//cout << endl;
COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::response res;
if (!get_blocks(std::move(blk_heights), res))
{
stringstream ss;
ss << "Getting blocks [" << h1
<< ", " << h2 << ") failed!";
throw std::runtime_error(ss.str());
}
vector<pair<block, vector<transaction>>> blocks;
blocks.resize(res.blocks.size());
//for (auto const& blk_ce: res.blocks)
//{
for (uint64_t i = 0; i < res.blocks.size();i++)
{
auto const& blk_ce = res.blocks[i];
block blk;
if (!parse_and_validate_block_from_blob(blk_ce.block, blk))
{
throw std::runtime_error("Cant parse block from blobdata");
}
vector<transaction> txs;
txs.resize(blk_ce.txs.size());
//for (auto const& tx_blob: blk_ce.txs)
for (uint64_t j = 0; j < blk_ce.txs.size(); j++)
{
auto const& tx_blob = blk_ce.txs[j];
if (!parse_and_validate_tx_from_blob(tx_blob, txs[j]))
{
throw std::runtime_error("Cant parse tx from blobdata");
}
}
//blocks.emplace_back(make_pair(std::move(blk), std::move(txs)));
blocks[i].first = std::move(blk);
blocks[i].second = std::move(txs);
}
return blocks;
}
bool
RPCCalls::get_output_keys(uint64_t amount,
vector<uint64_t> const& absolute_offsets,
vector<output_data_t>& outputs)
{
COMMAND_RPC_GET_OUTPUTS_BIN::request req;
COMMAND_RPC_GET_OUTPUTS_BIN::response res;
req.get_txid = false;
for (auto ao: absolute_offsets)
{
req.outputs.push_back({amount, ao});
}
bool r {false};
{
std::lock_guard<std::mutex> guard(m_daemon_rpc_mutex);
r = epee::net_utils::invoke_http_bin(
"/get_outs.bin",
req, res, m_http_client, rpc_timeout);
}
string error_msg;
if (!r || !check_if_response_is_ok(res, error_msg))
{
OMERROR << "Error getting output keys. "
<< error_msg;
return false;
}
for (auto const& out: res.outs)
{
outputs.push_back(output_data_t{});
auto& out_data = outputs.back();
out_data.pubkey = out.key;
out_data.height = out.height;
// out_data.unlock_time = ??? not set
// out_data.commitment = ?? not set
}
return true;
}
bool
RPCCalls::get_tx_amount_output_indices(crypto::hash const& tx_hash,
vector<uint64_t>& out_indices)
{
COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::request req;
COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response res;
req.txid = tx_hash;
bool r {false};
{
std::lock_guard<std::mutex> guard(m_daemon_rpc_mutex);
r = epee::net_utils::invoke_http_bin(
"/get_o_indexes.bin",
req, res, m_http_client, rpc_timeout);
}
string error_msg;
if (!r || !check_if_response_is_ok(res, error_msg))
{
OMERROR << "Error getting output keys. "
<< error_msg;
return false;
}
out_indices = std::move(res.o_indexes);
return true;
}
template <typename Command>
bool
RPCCalls::check_if_response_is_ok(
Command const& res,
string& error_msg) const
{
if (res.status == CORE_RPC_STATUS_BUSY)
{
error_msg = "Deamon is BUSY. Cant sent now. ";
return false;
}
if (res.status != CORE_RPC_STATUS_OK)
{
error_msg = "RPC failed. ";
return false;
}
return true;
}
template
bool RPCCalls::check_if_response_is_ok<
COMMAND_RPC_SEND_RAW_TX::response>(
COMMAND_RPC_SEND_RAW_TX::response const& res,
string& error_msg) const;
template
bool RPCCalls::check_if_response_is_ok<
COMMAND_RPC_GET_HEIGHT::response>(
COMMAND_RPC_GET_HEIGHT::response const& res,
string& error_msg) const;
template
bool RPCCalls::check_if_response_is_ok<
COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::response>(
COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::response const& res,
string& error_msg) const;
template
bool RPCCalls::check_if_response_is_ok<
COMMAND_RPC_GET_OUTPUTS_BIN::response>(
COMMAND_RPC_GET_OUTPUTS_BIN::response const& res,
string& error_msg) const;
template
bool RPCCalls::check_if_response_is_ok<
COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response>(
COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response const& res,
string& error_msg) const;
}