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114 lines
2.8 KiB
114 lines
2.8 KiB
#include "bootstrap_daemon.h"
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#include <stdexcept>
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#include <boost/thread/locks.hpp>
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#include "crypto/crypto.h"
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#include "cryptonote_core/cryptonote_core.h"
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#include "misc_log_ex.h"
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#undef MONERO_DEFAULT_LOG_CATEGORY
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#define MONERO_DEFAULT_LOG_CATEGORY "daemon.rpc.bootstrap_daemon"
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namespace cryptonote
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{
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bootstrap_daemon::bootstrap_daemon(
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std::function<std::map<std::string, bool>()> get_public_nodes,
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bool rpc_payment_enabled)
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: m_selector(new bootstrap_node::selector_auto(std::move(get_public_nodes)))
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, m_rpc_payment_enabled(rpc_payment_enabled)
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{
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}
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bootstrap_daemon::bootstrap_daemon(
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const std::string &address,
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boost::optional<epee::net_utils::http::login> credentials,
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bool rpc_payment_enabled)
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: m_selector(nullptr)
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, m_rpc_payment_enabled(rpc_payment_enabled)
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{
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if (!set_server(address, std::move(credentials)))
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{
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throw std::runtime_error("invalid bootstrap daemon address or credentials");
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}
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}
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std::string bootstrap_daemon::address() const noexcept
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{
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const auto& host = m_http_client.get_host();
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if (host.empty())
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{
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return std::string();
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}
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return host + ":" + m_http_client.get_port();
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}
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boost::optional<std::pair<uint64_t, uint64_t>> bootstrap_daemon::get_height()
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{
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cryptonote::COMMAND_RPC_GET_INFO::request req;
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cryptonote::COMMAND_RPC_GET_INFO::response res;
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if (!invoke_http_json("/getinfo", req, res))
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{
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return boost::none;
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}
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if (res.status != CORE_RPC_STATUS_OK)
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{
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return boost::none;
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}
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return {{res.height, res.target_height}};
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}
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bool bootstrap_daemon::handle_result(bool success, const std::string &status)
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{
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const bool failed = !success || (!m_rpc_payment_enabled && status == CORE_RPC_STATUS_PAYMENT_REQUIRED);
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if (failed && m_selector)
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{
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const std::string current_address = address();
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m_http_client.disconnect();
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const boost::unique_lock<boost::mutex> lock(m_selector_mutex);
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m_selector->handle_result(current_address, !failed);
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}
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return success;
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}
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bool bootstrap_daemon::set_server(const std::string &address, const boost::optional<epee::net_utils::http::login> &credentials /* = boost::none */)
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{
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if (!m_http_client.set_server(address, credentials))
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{
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MERROR("Failed to set bootstrap daemon address " << address);
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return false;
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}
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MINFO("Changed bootstrap daemon address to " << address);
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return true;
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}
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bool bootstrap_daemon::switch_server_if_needed()
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{
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if (m_http_client.is_connected() || !m_selector)
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{
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return true;
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}
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boost::optional<bootstrap_node::node_info> node;
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{
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const boost::unique_lock<boost::mutex> lock(m_selector_mutex);
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node = m_selector->next_node();
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}
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if (node) {
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return set_server(node->address, node->credentials);
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}
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return false;
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}
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}
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