962 lines
43 KiB
C++
962 lines
43 KiB
C++
#include <graphene/peerplays_sidechain/peerplays_sidechain_plugin.hpp>
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#include <boost/property_tree/json_parser.hpp>
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#include <boost/property_tree/ptree.hpp>
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#include <boost/range/algorithm_ext/insert.hpp>
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#include <future>
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#include <thread>
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#include <fc/log/logger.hpp>
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#include <graphene/chain/proposal_object.hpp>
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#include <graphene/chain/protocol/transfer.hpp>
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#include <graphene/chain/sidechain_address_object.hpp>
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#include <graphene/chain/son_wallet_object.hpp>
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#include <graphene/chain/son_wallet_withdraw_object.hpp>
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#include <graphene/peerplays_sidechain/sidechain_api.hpp>
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#include <graphene/peerplays_sidechain/sidechain_net_handler_factory.hpp>
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#include <graphene/utilities/key_conversion.hpp>
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namespace bpo = boost::program_options;
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namespace graphene { namespace peerplays_sidechain {
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namespace detail {
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class peerplays_sidechain_plugin_impl {
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public:
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peerplays_sidechain_plugin_impl(peerplays_sidechain_plugin &_plugin);
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virtual ~peerplays_sidechain_plugin_impl();
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void plugin_set_program_options(
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boost::program_options::options_description &cli,
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boost::program_options::options_description &cfg);
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void plugin_initialize(const boost::program_options::variables_map &opt);
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void plugin_startup();
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void plugin_shutdown();
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std::set<chain::son_id_type> &get_sons();
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const son_id_type get_current_son_id(sidechain_type sidechain);
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const son_object get_current_son_object(sidechain_type sidechain);
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const son_object get_son_object(son_id_type son_id);
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bool is_active_son(sidechain_type sidechain, son_id_type son_id);
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bool is_son_deregistered(son_id_type son_id);
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bool is_son_deregister_op_valid(const chain::operation &op);
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bool is_son_down_op_valid(const chain::operation &op);
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bool is_valid_son_proposal(const chain::proposal_object &proposal);
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fc::ecc::private_key get_private_key(son_id_type son_id);
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fc::ecc::private_key get_private_key(chain::public_key_type public_key);
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void log_son_proposal_retry(sidechain_type sidechain, int op_type, object_id_type object_id);
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bool can_son_participate(sidechain_type sidechain, int op_type, object_id_type object_id);
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std::map<sidechain_type, std::vector<std::string>> get_son_listener_log();
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optional<asset> estimate_withdrawal_transaction_fee(sidechain_type sidechain);
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void schedule_heartbeat_loop();
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void heartbeat_loop();
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void schedule_son_processing();
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void son_processing(sidechain_type sidechain);
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void approve_proposals(sidechain_type sidechain);
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void create_son_down_proposals(sidechain_type sidechain);
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void create_son_deregister_proposals(sidechain_type sidechain);
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void process_proposals(sidechain_type sidechain);
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void process_active_sons_change(sidechain_type sidechain);
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void create_deposit_addresses(sidechain_type sidechain);
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void process_deposits(sidechain_type sidechain);
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void process_withdrawals(sidechain_type sidechain);
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void process_sidechain_transactions(sidechain_type sidechain);
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void send_sidechain_transactions(sidechain_type sidechain);
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void settle_sidechain_transactions(sidechain_type sidechain);
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private:
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peerplays_sidechain_plugin &plugin;
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boost::program_options::variables_map options;
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bool config_ready_son;
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bool config_ready_bitcoin;
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bool config_ready_ethereum;
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bool config_ready_hive;
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bool config_ready_peerplays;
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bool sidechain_enabled_bitcoin;
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bool sidechain_enabled_ethereum;
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bool sidechain_enabled_hive;
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bool sidechain_enabled_peerplays;
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std::map<sidechain_type, son_id_type> current_son_id;
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std::mutex current_son_id_mutex;
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std::mutex access_db_mutex;
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std::mutex access_approve_prop_mutex;
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std::mutex access_son_down_prop_mutex;
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std::mutex access_son_deregister_prop_mutex;
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std::map<sidechain_type, bool> sidechain_enabled;
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std::map<sidechain_type, std::unique_ptr<sidechain_net_handler>> net_handlers;
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std::set<chain::son_id_type> sons;
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std::map<chain::public_key_type, fc::ecc::private_key> private_keys;
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fc::future<void> _heartbeat_task;
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std::map<sidechain_type, std::future<void>> _son_processing_task;
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std::map<son_proposal_type, uint16_t> son_retry_count;
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uint16_t retries_threshold = 150;
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bool first_block_skipped;
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void on_applied_block(const signed_block &b);
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};
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peerplays_sidechain_plugin_impl::peerplays_sidechain_plugin_impl(peerplays_sidechain_plugin &_plugin) :
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plugin(_plugin),
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config_ready_son(false),
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config_ready_bitcoin(false),
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config_ready_ethereum(false),
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config_ready_hive(false),
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config_ready_peerplays(false),
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sidechain_enabled_bitcoin(false),
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sidechain_enabled_ethereum(false),
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sidechain_enabled_hive(false),
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sidechain_enabled_peerplays(false),
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current_son_id([] {
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std::map<sidechain_type, son_id_type> current_son_id;
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for (const auto &active_sidechain_type : all_sidechain_types) {
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current_son_id.emplace(active_sidechain_type, son_id_type(std::numeric_limits<uint32_t>().max()));
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}
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return current_son_id;
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}()),
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sidechain_enabled([] {
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std::map<sidechain_type, bool> sidechain_enabled;
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for (const auto &active_sidechain_type : all_sidechain_types) {
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sidechain_enabled.emplace(active_sidechain_type, false);
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}
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return sidechain_enabled;
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}()),
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net_handlers([] {
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std::map<sidechain_type, std::unique_ptr<sidechain_net_handler>> net_handlers;
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for (const auto &active_sidechain_type : all_sidechain_types) {
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net_handlers.emplace(active_sidechain_type, nullptr);
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}
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return net_handlers;
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}()),
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first_block_skipped(false) {
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}
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peerplays_sidechain_plugin_impl::~peerplays_sidechain_plugin_impl() {
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try {
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if (_heartbeat_task.valid())
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_heartbeat_task.cancel_and_wait(__FUNCTION__);
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} catch (fc::canceled_exception &) {
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//Expected exception. Move along.
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} catch (fc::exception &e) {
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edump((e.to_detail_string()));
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}
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try {
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for (const auto &active_sidechain_type : all_sidechain_types) {
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if (_son_processing_task.count(active_sidechain_type) != 0 && _son_processing_task.at(active_sidechain_type).valid())
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_son_processing_task.at(active_sidechain_type).wait();
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}
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} catch (fc::canceled_exception &) {
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//Expected exception. Move along.
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} catch (fc::exception &e) {
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edump((e.to_detail_string()));
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}
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}
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void peerplays_sidechain_plugin_impl::plugin_set_program_options(
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boost::program_options::options_description &cli,
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boost::program_options::options_description &cfg) {
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auto default_priv_key = fc::ecc::private_key::regenerate(fc::sha256::hash(std::string("nathan")));
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string son_id_example = fc::json::to_string(chain::son_id_type(5));
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string son_id_example2 = fc::json::to_string(chain::son_id_type(6));
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cli.add_options()("son-id", bpo::value<vector<string>>(), ("ID of SON controlled by this node (e.g. " + son_id_example + ", quotes are required)").c_str());
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cli.add_options()("son-ids", bpo::value<string>(), ("IDs of multiple SONs controlled by this node (e.g. [" + son_id_example + ", " + son_id_example2 + "], quotes are required)").c_str());
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cli.add_options()("peerplays-private-key", bpo::value<vector<string>>()->composing()->multitoken()->DEFAULT_VALUE_VECTOR(std::make_pair(chain::public_key_type(default_priv_key.get_public_key()), graphene::utilities::key_to_wif(default_priv_key))),
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"Tuple of [PublicKey, WIF private key] (may specify multiple times)");
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cli.add_options()("sidechain-retry-threshold", bpo::value<uint16_t>()->default_value(150), "Sidechain retry throttling threshold");
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cli.add_options()("debug-rpc-calls", bpo::value<bool>()->default_value(false), "Outputs RPC calls to console");
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cli.add_options()("bitcoin-sidechain-enabled", bpo::value<bool>()->default_value(false), "Bitcoin sidechain handler enabled");
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cli.add_options()("use-bitcoind-client", bpo::value<bool>()->default_value(false), "Use bitcoind client instead of libbitcoin client");
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cli.add_options()("libbitcoin-server-ip", bpo::value<string>()->default_value("127.0.0.1"), "Libbitcoin server IP address");
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cli.add_options()("libbitcoin-server-block-zmq-port", bpo::value<uint32_t>()->default_value(9093), "Block ZMQ port of libbitcoin server");
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cli.add_options()("libbitcoin-server-trx-zmq-port", bpo::value<uint32_t>()->default_value(9094), "Trx ZMQ port of libbitcoin server");
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cli.add_options()("bitcoin-node-ip", bpo::value<string>()->default_value("127.0.0.1"), "IP address of Bitcoin node");
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cli.add_options()("bitcoin-node-zmq-port", bpo::value<uint32_t>()->default_value(11111), "ZMQ port of Bitcoin node");
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cli.add_options()("bitcoin-node-rpc-port", bpo::value<uint32_t>()->default_value(8332), "RPC port of Bitcoin node");
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cli.add_options()("bitcoin-node-rpc-user", bpo::value<string>()->default_value("1"), "Bitcoin RPC user");
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cli.add_options()("bitcoin-node-rpc-password", bpo::value<string>()->default_value("1"), "Bitcoin RPC password");
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cli.add_options()("bitcoin-wallet-name", bpo::value<string>(), "Bitcoin wallet name");
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cli.add_options()("bitcoin-wallet-password", bpo::value<string>(), "Bitcoin wallet password");
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cli.add_options()("bitcoin-private-key", bpo::value<vector<string>>()->composing()->multitoken()->DEFAULT_VALUE_VECTOR(std::make_pair("02d0f137e717fb3aab7aff99904001d49a0a636c5e1342f8927a4ba2eaee8e9772", "cVN31uC9sTEr392DLVUEjrtMgLA8Yb3fpYmTRj7bomTm6nn2ANPr")),
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"Tuple of [Bitcoin public key, Bitcoin private key] (may specify multiple times)");
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cli.add_options()("ethereum-sidechain-enabled", bpo::value<bool>()->default_value(false), "Ethereum sidechain handler enabled");
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cli.add_options()("ethereum-node-rpc-url", bpo::value<string>()->default_value("127.0.0.1:8545"), "Ethereum node RPC URL [http[s]://]host[:port]");
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cli.add_options()("ethereum-node-rpc-user", bpo::value<string>(), "Ethereum RPC user");
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cli.add_options()("ethereum-node-rpc-password", bpo::value<string>(), "Ethereum RPC password");
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cli.add_options()("ethereum-wallet-contract-address", bpo::value<string>(), "Ethereum wallet contract address");
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cli.add_options()("ethereum-erc-20-address", bpo::value<vector<string>>()->composing()->multitoken(),
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"Tuple of [ERC-20 symbol, ERC-20 address] (may specify multiple times)");
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cli.add_options()("ethereum-private-key", bpo::value<vector<string>>()->composing()->multitoken()->DEFAULT_VALUE_VECTOR(std::make_pair("5fbbb31be52608d2f52247e8400b7fcaa9e0bc12", "9bedac2bd8fe2a6f6528e066c67fc8ac0622e96828d40c0e820d83c5bd2b0589")),
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"Tuple of [Ethereum public key, Ethereum private key] (may specify multiple times)");
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cli.add_options()("hive-sidechain-enabled", bpo::value<bool>()->default_value(false), "Hive sidechain handler enabled");
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cli.add_options()("hive-node-rpc-url", bpo::value<string>()->default_value("127.0.0.1:28090"), "Hive node RPC URL [http[s]://]host[:port]");
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cli.add_options()("hive-node-rpc-user", bpo::value<string>(), "Hive node RPC user");
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cli.add_options()("hive-node-rpc-password", bpo::value<string>(), "Hive node RPC password");
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cli.add_options()("hive-wallet-account-name", bpo::value<string>(), "Hive wallet account name");
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cli.add_options()("hive-private-key", bpo::value<vector<string>>()->composing()->multitoken()->DEFAULT_VALUE_VECTOR(std::make_pair("TST6LLegbAgLAy28EHrffBVuANFWcFgmqRMW13wBmTExqFE9SCkg4", "5JNHfZYKGaomSFvd4NUdQ9qMcEAC43kujbfjueTHpVapX1Kzq2n")),
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"Tuple of [Hive public key, Hive private key] (may specify multiple times)");
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cfg.add(cli);
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}
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void peerplays_sidechain_plugin_impl::plugin_initialize(const boost::program_options::variables_map &opt) {
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options = opt;
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config_ready_son = (options.count("son-id") || options.count("son-ids")) && options.count("peerplays-private-key");
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if (config_ready_son) {
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LOAD_VALUE_SET(options, "son-id", sons, chain::son_id_type)
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if (options.count("son-ids")) {
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vector<chain::son_id_type> v = fc::json::from_string(options.at("son-ids").as<string>()).as<vector<chain::son_id_type>>(5);
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sons.insert(v.begin(), v.end());
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}
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config_ready_son = config_ready_son && !sons.empty();
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if (options.count("peerplays-private-key")) {
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const std::vector<std::string> key_id_to_wif_pair_strings = options["peerplays-private-key"].as<std::vector<std::string>>();
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for (const std::string &key_id_to_wif_pair_string : key_id_to_wif_pair_strings) {
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auto key_id_to_wif_pair = graphene::app::dejsonify<std::pair<chain::public_key_type, std::string>>(key_id_to_wif_pair_string, 5);
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ilog("Public Key: ${public}", ("public", key_id_to_wif_pair.first));
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fc::optional<fc::ecc::private_key> private_key = graphene::utilities::wif_to_key(key_id_to_wif_pair.second);
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if (!private_key) {
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// the key isn't in WIF format; see if they are still passing the old native private key format. This is
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// just here to ease the transition, can be removed soon
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try {
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private_key = fc::variant(key_id_to_wif_pair.second, 2).as<fc::ecc::private_key>(1);
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} catch (const fc::exception &) {
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FC_THROW("Invalid WIF-format private key ${key_string}", ("key_string", key_id_to_wif_pair.second));
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}
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}
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private_keys[key_id_to_wif_pair.first] = *private_key;
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}
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config_ready_son = config_ready_son && !private_keys.empty();
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}
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if (options.count("sidechain-retry-threshold")) {
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retries_threshold = options.at("sidechain-retry-threshold").as<uint16_t>();
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}
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ilog("sidechain-retry-threshold: ${sidechain-retry-threshold}", ("sidechain-retry-threshold", retries_threshold));
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}
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if (!config_ready_son) {
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wlog("Haven't set up SON parameters");
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throw;
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}
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sidechain_enabled_bitcoin = options.at("bitcoin-sidechain-enabled").as<bool>();
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config_ready_bitcoin = (((options.count("libbitcoin-server-ip") && options.count("libbitcoin-server-zmq-port")) ||
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(options.count("bitcoin-node-ip") && options.count("bitcoin-node-zmq-port") &&
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options.count("bitcoin-node-rpc-port") && options.count("bitcoin-node-rpc-user") &&
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options.count("bitcoin-node-rpc-password") && options.count("bitcoin-wallet-name") &&
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options.count("bitcoin-wallet-password"))) &&
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options.count("bitcoin-private-key"));
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if (!config_ready_bitcoin) {
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wlog("Haven't set up Bitcoin sidechain parameters");
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}
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sidechain_enabled_ethereum = options.at("ethereum-sidechain-enabled").as<bool>();
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config_ready_ethereum = options.count("ethereum-node-rpc-url") &&
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/*options.count("ethereum-node-rpc-user") && options.count("ethereum-node-rpc-password") &&*/
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options.count("ethereum-wallet-contract-address") &&
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options.count("ethereum-private-key");
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if (sidechain_enabled_ethereum && !config_ready_ethereum) {
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wlog("Haven't set up Ethereum sidechain parameters");
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}
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sidechain_enabled_hive = options.at("hive-sidechain-enabled").as<bool>();
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config_ready_hive = options.count("hive-node-rpc-url") &&
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/*options.count("hive-node-rpc-user") && options.count("hive-node-rpc-password") &&*/
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options.count("hive-wallet-account-name") &&
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options.count("hive-private-key");
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if (sidechain_enabled_hive && !config_ready_hive) {
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wlog("Haven't set up Hive sidechain parameters");
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}
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#ifdef ENABLE_PEERPLAYS_ASSET_DEPOSITS
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sidechain_enabled_peerplays = true;
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#else
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sidechain_enabled_peerplays = false;
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#endif
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config_ready_peerplays = true;
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if (sidechain_enabled_peerplays && !config_ready_peerplays) {
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wlog("Haven't set up Peerplays sidechain parameters");
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}
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}
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void peerplays_sidechain_plugin_impl::plugin_startup() {
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if (config_ready_son) {
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ilog("Starting ${n} SON instances", ("n", sons.size()));
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schedule_heartbeat_loop();
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} else {
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elog("No sons configured! Please add SON IDs and private keys to configuration.");
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}
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sidechain_net_handler_factory net_handler_factory(plugin);
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if (sidechain_enabled_bitcoin && config_ready_bitcoin) {
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sidechain_enabled.at(sidechain_type::bitcoin) = true;
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net_handlers.at(sidechain_type::bitcoin) = net_handler_factory.create_handler(sidechain_type::bitcoin, options);
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ilog("Bitcoin sidechain handler running");
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}
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if (sidechain_enabled_ethereum && config_ready_ethereum) {
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sidechain_enabled.at(sidechain_type::ethereum) = true;
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net_handlers.at(sidechain_type::ethereum) = net_handler_factory.create_handler(sidechain_type::ethereum, options);
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ilog("Ethereum sidechain handler running");
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}
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if (sidechain_enabled_hive && config_ready_hive) {
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sidechain_enabled.at(sidechain_type::hive) = true;
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net_handlers.at(sidechain_type::hive) = net_handler_factory.create_handler(sidechain_type::hive, options);
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ilog("Hive sidechain handler running");
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}
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if (sidechain_enabled_peerplays && config_ready_peerplays) {
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sidechain_enabled.at(sidechain_type::peerplays) = true;
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net_handlers.at(sidechain_type::peerplays) = net_handler_factory.create_handler(sidechain_type::peerplays, options);
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ilog("Peerplays sidechain handler running");
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}
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plugin.database().applied_block.connect([&](const signed_block &b) {
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on_applied_block(b);
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});
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}
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void peerplays_sidechain_plugin_impl::plugin_shutdown() {
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}
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std::set<chain::son_id_type> &peerplays_sidechain_plugin_impl::get_sons() {
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return sons;
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}
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const son_id_type peerplays_sidechain_plugin_impl::get_current_son_id(sidechain_type sidechain) {
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const std::lock_guard<std::mutex> lock(current_son_id_mutex);
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return current_son_id.at(sidechain);
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}
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const son_object peerplays_sidechain_plugin_impl::get_current_son_object(sidechain_type sidechain) {
|
|
return get_son_object(get_current_son_id(sidechain));
|
|
}
|
|
|
|
const son_object peerplays_sidechain_plugin_impl::get_son_object(son_id_type son_id) {
|
|
const auto &idx = plugin.database().get_index_type<chain::son_index>().indices().get<by_id>();
|
|
auto son_obj = idx.find(son_id);
|
|
if (son_obj == idx.end())
|
|
return {};
|
|
return *son_obj;
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin_impl::is_active_son(sidechain_type sidechain, son_id_type son_id) {
|
|
const auto &idx = plugin.database().get_index_type<chain::son_index>().indices().get<by_id>();
|
|
auto son_obj = idx.find(son_id);
|
|
if (son_obj == idx.end())
|
|
return false;
|
|
|
|
const chain::global_property_object &gpo = plugin.database().get_global_properties();
|
|
set<son_id_type> active_son_ids;
|
|
std::transform(gpo.active_sons.at(sidechain).cbegin(), gpo.active_sons.at(sidechain).cend(),
|
|
std::inserter(active_son_ids, active_son_ids.end()),
|
|
[](const son_sidechain_info &swi) {
|
|
return swi.son_id;
|
|
});
|
|
|
|
auto it = std::find(active_son_ids.begin(), active_son_ids.end(), son_id);
|
|
|
|
return (it != active_son_ids.end());
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin_impl::is_son_deregistered(son_id_type son_id) {
|
|
const auto &idx = plugin.database().get_index_type<chain::son_index>().indices().get<by_id>();
|
|
auto son_obj = idx.find(son_id);
|
|
if (son_obj == idx.end())
|
|
return true;
|
|
|
|
bool status_deregistered = true;
|
|
for (const auto &status : son_obj->statuses) {
|
|
if ((status.second != son_status::deregistered))
|
|
status_deregistered = false;
|
|
}
|
|
|
|
if (status_deregistered) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin_impl::is_son_deregister_op_valid(const chain::operation &op) {
|
|
son_deregister_operation deregister_op = op.get<son_deregister_operation>();
|
|
return plugin.database().is_son_dereg_valid(deregister_op.son_id);
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin_impl::is_son_down_op_valid(const chain::operation &op) {
|
|
chain::database &d = plugin.database();
|
|
const chain::global_property_object &gpo = d.get_global_properties();
|
|
const chain::dynamic_global_property_object &dgpo = d.get_dynamic_global_properties();
|
|
const auto &idx = d.get_index_type<chain::son_index>().indices().get<by_id>();
|
|
const son_report_down_operation down_op = op.get<son_report_down_operation>();
|
|
const auto son_obj = idx.find(down_op.son_id);
|
|
if (son_obj == idx.end()) {
|
|
return false;
|
|
}
|
|
const auto stats = son_obj->statistics(d);
|
|
const fc::time_point_sec last_maintenance_time = dgpo.next_maintenance_time - gpo.parameters.maintenance_interval;
|
|
const int64_t down_threshold = gpo.parameters.son_down_time();
|
|
|
|
bool status_son_down_op_valid = true;
|
|
for (const auto &status : son_obj->statuses) {
|
|
if ((status.second != son_status::active) && (status.second != son_status::request_maintenance))
|
|
status_son_down_op_valid = false;
|
|
}
|
|
if (status_son_down_op_valid) {
|
|
for (const auto &active_sidechain_type : active_sidechain_types(d.head_block_time())) {
|
|
if (stats.last_active_timestamp.contains(active_sidechain_type)) {
|
|
const fc::time_point_sec last_active_ts = ((stats.last_active_timestamp.at(active_sidechain_type) > last_maintenance_time) ? stats.last_active_timestamp.at(active_sidechain_type) : last_maintenance_time);
|
|
if (((fc::time_point::now() - last_active_ts) <= fc::seconds(down_threshold))) {
|
|
status_son_down_op_valid = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return status_son_down_op_valid;
|
|
}
|
|
|
|
fc::ecc::private_key peerplays_sidechain_plugin_impl::get_private_key(son_id_type son_id) {
|
|
return get_private_key(get_son_object(son_id).signing_key);
|
|
}
|
|
|
|
fc::ecc::private_key peerplays_sidechain_plugin_impl::get_private_key(chain::public_key_type public_key) {
|
|
auto private_key_itr = private_keys.find(public_key);
|
|
if (private_key_itr != private_keys.end()) {
|
|
return private_key_itr->second;
|
|
}
|
|
return {};
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::schedule_heartbeat_loop() {
|
|
fc::time_point now = fc::time_point::now();
|
|
int64_t time_to_next_heartbeat = plugin.database().get_global_properties().parameters.son_heartbeat_frequency();
|
|
|
|
fc::time_point next_wakeup(now + fc::seconds(time_to_next_heartbeat));
|
|
|
|
_heartbeat_task = fc::schedule([this] {
|
|
heartbeat_loop();
|
|
},
|
|
next_wakeup, "SON Heartbeat Production");
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::heartbeat_loop() {
|
|
schedule_heartbeat_loop();
|
|
chain::database &d = plugin.database();
|
|
|
|
for (son_id_type son_id : sons) {
|
|
const auto &son_obj = get_son_object(son_id);
|
|
|
|
//! Check that son is in_maintenance
|
|
bool status_in_maintenance = false;
|
|
for (const auto &status : son_obj.statuses) {
|
|
if ((status.second == son_status::in_maintenance))
|
|
status_in_maintenance = true;
|
|
}
|
|
|
|
//! Check that son is active (at least for one sidechain_type)
|
|
bool is_son_active = false;
|
|
for (const auto &active_sidechain_type : active_sidechain_types(d.head_block_time())) {
|
|
if (sidechain_enabled.at(active_sidechain_type)) {
|
|
if (is_active_son(active_sidechain_type, son_id))
|
|
is_son_active = true;
|
|
}
|
|
}
|
|
|
|
if (is_son_active || status_in_maintenance) {
|
|
|
|
ilog("Sending heartbeat for SON ${son}", ("son", son_id));
|
|
chain::son_heartbeat_operation op;
|
|
op.owner_account = get_son_object(son_id).son_account;
|
|
op.son_id = son_id;
|
|
op.ts = fc::time_point::now() + fc::seconds(0);
|
|
chain::signed_transaction trx = d.create_signed_transaction(plugin.get_private_key(son_id), op);
|
|
fc::future<bool> fut = fc::async([&]() {
|
|
try {
|
|
trx.validate();
|
|
d.push_transaction(trx, database::validation_steps::skip_block_size_check);
|
|
if (plugin.app().p2p_node())
|
|
plugin.app().p2p_node()->broadcast(net::trx_message(trx));
|
|
return true;
|
|
} catch (fc::exception &e) {
|
|
elog("Sending heartbeat failed with exception ${e}", ("e", e.what()));
|
|
return false;
|
|
}
|
|
});
|
|
fut.wait(fc::seconds(10));
|
|
}
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::schedule_son_processing() {
|
|
const auto now = std::chrono::steady_clock::now();
|
|
static const int64_t time_to_next_son_processing = 500000;
|
|
|
|
const auto next_wakeup = now + std::chrono::microseconds(time_to_next_son_processing);
|
|
|
|
for (const auto &active_sidechain_type : active_sidechain_types(plugin.database().head_block_time())) {
|
|
if (_son_processing_task.count(active_sidechain_type) != 0 && _son_processing_task.at(active_sidechain_type).wait_for(std::chrono::seconds{0}) != std::future_status::ready) {
|
|
wlog("Son doesn't process in time for sidechain: ${active_sidechain_type}", ("active_sidechain_type", active_sidechain_type));
|
|
_son_processing_task.at(active_sidechain_type).wait();
|
|
}
|
|
|
|
_son_processing_task[active_sidechain_type] = std::async(std::launch::async, [this, next_wakeup, active_sidechain_type] {
|
|
if (sidechain_enabled.at(active_sidechain_type)) {
|
|
std::this_thread::sleep_until(next_wakeup);
|
|
son_processing(active_sidechain_type);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::son_processing(sidechain_type sidechain) {
|
|
//! Check whether we have active SONs
|
|
if (plugin.database().get_global_properties().active_sons.count(sidechain) == 0 ||
|
|
plugin.database().get_global_properties().active_sons.at(sidechain).empty()) {
|
|
return;
|
|
}
|
|
|
|
//fc::time_point now_fine = fc::time_point::now();
|
|
//fc::time_point_sec now = now_fine + fc::microseconds(500000);
|
|
//if (plugin.database().get_slot_time(1) < now) {
|
|
// return; // Not synced
|
|
//}
|
|
|
|
const fc::time_point now_fine = fc::time_point::now();
|
|
const fc::time_point_sec now = now_fine - fc::milliseconds(3000);
|
|
if (plugin.database().head_block_time() < now) {
|
|
return; // Not synced
|
|
}
|
|
|
|
//! Get scheduled_son_id according to sidechain_type
|
|
const chain::son_id_type scheduled_son_id = plugin.database().get_scheduled_son(sidechain, 1);
|
|
ilog("Scheduled SON: ${scheduled_son_id} Sidechain: ${sidechain} Now: ${now}",
|
|
("scheduled_son_id", scheduled_son_id)("sidechain", sidechain)("now", now));
|
|
|
|
for (son_id_type son_id : plugin.get_sons()) {
|
|
if (plugin.is_son_deregistered(son_id)) {
|
|
continue;
|
|
}
|
|
|
|
{
|
|
const std::lock_guard<std::mutex> lock(current_son_id_mutex);
|
|
current_son_id.at(sidechain) = son_id;
|
|
}
|
|
|
|
// These tasks are executed by
|
|
// - All active SONs, no matter if scheduled
|
|
// - All previously active SONs
|
|
approve_proposals(sidechain);
|
|
process_proposals(sidechain);
|
|
process_sidechain_transactions(sidechain);
|
|
|
|
if (plugin.is_active_son(sidechain, son_id)) {
|
|
// Tasks that are executed by scheduled and active SON only
|
|
if (get_current_son_id(sidechain) == scheduled_son_id) {
|
|
|
|
create_son_down_proposals(sidechain);
|
|
|
|
create_son_deregister_proposals(sidechain);
|
|
|
|
process_active_sons_change(sidechain);
|
|
|
|
create_deposit_addresses(sidechain);
|
|
|
|
process_deposits(sidechain);
|
|
|
|
process_withdrawals(sidechain);
|
|
|
|
process_sidechain_transactions(sidechain);
|
|
|
|
send_sidechain_transactions(sidechain);
|
|
|
|
settle_sidechain_transactions(sidechain);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin_impl::is_valid_son_proposal(const chain::proposal_object &proposal) {
|
|
if (proposal.proposed_transaction.operations.size() == 1) {
|
|
int32_t op_idx_0 = proposal.proposed_transaction.operations[0].which();
|
|
chain::operation op = proposal.proposed_transaction.operations[0];
|
|
|
|
if (op_idx_0 == chain::operation::tag<chain::son_report_down_operation>::value) {
|
|
return is_son_down_op_valid(op);
|
|
}
|
|
|
|
if (op_idx_0 == chain::operation::tag<chain::son_deregister_operation>::value) {
|
|
return is_son_deregister_op_valid(op);
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::log_son_proposal_retry(sidechain_type sidechain, int op_type, object_id_type object_id) {
|
|
son_proposal_type prop_type(op_type, sidechain, get_current_son_id(sidechain), object_id);
|
|
auto itr = son_retry_count.find(prop_type);
|
|
if (itr != son_retry_count.end()) {
|
|
itr->second++;
|
|
} else {
|
|
son_retry_count[prop_type] = 1;
|
|
}
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin_impl::can_son_participate(sidechain_type sidechain, int op_type, object_id_type object_id) {
|
|
son_proposal_type prop_type(op_type, sidechain, get_current_son_id(sidechain), object_id);
|
|
auto itr = son_retry_count.find(prop_type);
|
|
return (itr == son_retry_count.end() || itr->second < retries_threshold);
|
|
}
|
|
|
|
std::map<sidechain_type, std::vector<std::string>> peerplays_sidechain_plugin_impl::get_son_listener_log() {
|
|
std::map<sidechain_type, std::vector<std::string>> result;
|
|
for (const auto &active_sidechain_type : active_sidechain_types(plugin.database().head_block_time())) {
|
|
if (net_handlers.at(active_sidechain_type)) {
|
|
result.emplace(active_sidechain_type, net_handlers.at(active_sidechain_type)->get_son_listener_log());
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
optional<asset> peerplays_sidechain_plugin_impl::estimate_withdrawal_transaction_fee(sidechain_type sidechain) {
|
|
if (net_handlers.count(sidechain) == 0) {
|
|
wlog("No net handler for sidechain: ${sidechain}", ("sidechain", sidechain));
|
|
return optional<asset>();
|
|
}
|
|
|
|
if (!net_handlers.at(sidechain)) {
|
|
wlog("Net handler is null for sidechain: ${sidechain}", ("sidechain", sidechain));
|
|
return optional<asset>();
|
|
}
|
|
|
|
return net_handlers.at(sidechain)->estimate_withdrawal_transaction_fee();
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::approve_proposals(sidechain_type sidechain) {
|
|
// prevent approving duplicate proposals with lock for parallel execution.
|
|
// We can have the same propsals, but in the case of parallel execution we can run
|
|
// into problem of approving the same propsal since it might happens that previous
|
|
// approved proposal didn't have time or chance to populate the list of available
|
|
// active proposals which is consulted here in the code.
|
|
const std::lock_guard<std::mutex> lck{access_approve_prop_mutex};
|
|
auto check_approve_proposal = [&](const chain::son_id_type &son_id, const chain::proposal_object &proposal) {
|
|
if (!is_valid_son_proposal(proposal)) {
|
|
return;
|
|
}
|
|
ilog("Sending approval for ${p} from ${s}", ("p", proposal.id)("s", son_id));
|
|
chain::proposal_update_operation puo;
|
|
puo.fee_paying_account = get_son_object(son_id).son_account;
|
|
puo.proposal = proposal.id;
|
|
puo.active_approvals_to_add = {get_son_object(son_id).son_account};
|
|
chain::signed_transaction trx = plugin.database().create_signed_transaction(plugin.get_private_key(son_id), puo);
|
|
fc::future<bool> fut = fc::async([&]() {
|
|
try {
|
|
trx.validate();
|
|
std::lock_guard<std::mutex> lck(access_db_mutex);
|
|
plugin.database().push_transaction(trx, database::validation_steps::skip_block_size_check);
|
|
if (plugin.app().p2p_node())
|
|
plugin.app().p2p_node()->broadcast(net::trx_message(trx));
|
|
return true;
|
|
} catch (fc::exception &e) {
|
|
elog("Sending approval failed with exception ${e}", ("e", e.what()));
|
|
return false;
|
|
}
|
|
});
|
|
fut.wait(fc::seconds(10));
|
|
};
|
|
|
|
const auto &idx = plugin.database().get_index_type<proposal_index>().indices().get<by_id>();
|
|
vector<proposal_id_type> proposals;
|
|
for (const auto &proposal : idx) {
|
|
proposals.push_back(proposal.id);
|
|
}
|
|
|
|
for (const auto proposal_id : proposals) {
|
|
const object *obj = plugin.database().find_object(proposal_id);
|
|
const chain::proposal_object *proposal_ptr = dynamic_cast<const chain::proposal_object *>(obj);
|
|
if (proposal_ptr == nullptr) {
|
|
continue;
|
|
}
|
|
const proposal_object proposal = *proposal_ptr;
|
|
|
|
if (proposal.available_active_approvals.find(get_current_son_object(sidechain).son_account) != proposal.available_active_approvals.end()) {
|
|
continue;
|
|
}
|
|
|
|
check_approve_proposal(get_current_son_id(sidechain), proposal);
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::create_son_down_proposals(sidechain_type sidechain) {
|
|
const std::lock_guard<std::mutex> lck{access_son_down_prop_mutex};
|
|
auto create_son_down_proposal = [&](chain::son_id_type son_id, fc::time_point_sec last_active_ts) {
|
|
chain::database &d = plugin.database();
|
|
const chain::global_property_object &gpo = d.get_global_properties();
|
|
|
|
chain::son_report_down_operation son_down_op;
|
|
son_down_op.payer = d.get_global_properties().parameters.son_account();
|
|
son_down_op.son_id = son_id;
|
|
son_down_op.down_ts = last_active_ts;
|
|
|
|
proposal_create_operation proposal_op;
|
|
proposal_op.fee_paying_account = get_current_son_object(sidechain).son_account;
|
|
proposal_op.proposed_ops.emplace_back(op_wrapper(son_down_op));
|
|
const uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
|
|
proposal_op.expiration_time = time_point_sec(d.head_block_time().sec_since_epoch() + lifetime);
|
|
return proposal_op;
|
|
};
|
|
|
|
chain::database &d = plugin.database();
|
|
const chain::global_property_object &gpo = d.get_global_properties();
|
|
const chain::dynamic_global_property_object &dgpo = d.get_dynamic_global_properties();
|
|
const auto &idx = d.get_index_type<chain::son_index>().indices().get<by_id>();
|
|
const std::set<son_id_type> sons_being_reported_down = d.get_sons_being_reported_down();
|
|
const chain::son_id_type my_son_id = get_current_son_id(sidechain);
|
|
|
|
//! Fixme - check this part of the code
|
|
for (auto son_inf : gpo.active_sons.at(sidechain)) {
|
|
if (my_son_id == son_inf.son_id || (sons_being_reported_down.find(son_inf.son_id) != sons_being_reported_down.end())) {
|
|
continue;
|
|
}
|
|
|
|
const auto son_obj = idx.find(son_inf.son_id);
|
|
const auto stats = son_obj->statistics(d);
|
|
const fc::time_point_sec last_maintenance_time = dgpo.next_maintenance_time - gpo.parameters.maintenance_interval;
|
|
const fc::time_point_sec last_active_ts = [&stats, &sidechain, &last_maintenance_time] {
|
|
fc::time_point_sec last_active_ts;
|
|
if (stats.last_active_timestamp.contains(sidechain)) {
|
|
last_active_ts = (stats.last_active_timestamp.at(sidechain) > last_maintenance_time) ? stats.last_active_timestamp.at(sidechain) : last_maintenance_time;
|
|
} else
|
|
last_active_ts = last_maintenance_time;
|
|
return last_active_ts;
|
|
}();
|
|
const int64_t down_threshold = gpo.parameters.son_down_time();
|
|
|
|
bool status_son_down_valid = true;
|
|
for (const auto &status : son_obj->statuses) {
|
|
if ((status.second != son_status::active) && (status.second != son_status::request_maintenance))
|
|
status_son_down_valid = false;
|
|
}
|
|
if ((status_son_down_valid) && ((fc::time_point::now() - last_active_ts) > fc::seconds(down_threshold))) {
|
|
ilog("Sending son down proposal for ${t} from ${s}", ("t", std::string(object_id_type(son_obj->id)))("s", std::string(object_id_type(my_son_id))));
|
|
chain::proposal_create_operation op = create_son_down_proposal(son_inf.son_id, last_active_ts);
|
|
chain::signed_transaction trx = d.create_signed_transaction(plugin.get_private_key(get_son_object(my_son_id).signing_key), op);
|
|
fc::future<bool> fut = fc::async([&]() {
|
|
try {
|
|
trx.validate();
|
|
std::lock_guard<std::mutex> lck(access_db_mutex);
|
|
d.push_transaction(trx, database::validation_steps::skip_block_size_check);
|
|
if (plugin.app().p2p_node())
|
|
plugin.app().p2p_node()->broadcast(net::trx_message(trx));
|
|
return true;
|
|
} catch (fc::exception &e) {
|
|
elog("Sending son down proposal failed with exception ${e}", ("e", e.what()));
|
|
return false;
|
|
}
|
|
});
|
|
fut.wait(fc::seconds(10));
|
|
}
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::create_son_deregister_proposals(sidechain_type sidechain) {
|
|
const std::lock_guard<std::mutex> lck{access_son_deregister_prop_mutex};
|
|
chain::database &d = plugin.database();
|
|
std::set<son_id_type> sons_to_be_dereg = d.get_sons_to_be_deregistered();
|
|
chain::son_id_type my_son_id = get_current_son_id(sidechain);
|
|
|
|
if (sons_to_be_dereg.size() > 0) {
|
|
// We shouldn't raise proposals for the SONs for which a de-reg
|
|
// proposal is already raised.
|
|
std::set<son_id_type> sons_being_dereg = d.get_sons_being_deregistered();
|
|
for (auto &son : sons_to_be_dereg) {
|
|
// New SON to be deregistered
|
|
if (sons_being_dereg.find(son) == sons_being_dereg.end() && my_son_id != son) {
|
|
// Creating the de-reg proposal
|
|
auto op = d.create_son_deregister_proposal(son, get_son_object(my_son_id).son_account);
|
|
if (op.valid()) {
|
|
// Signing and pushing into the txs to be included in the block
|
|
ilog("Sending son deregister proposal for ${p} from ${s}", ("p", son)("s", my_son_id));
|
|
chain::signed_transaction trx = d.create_signed_transaction(plugin.get_private_key(get_son_object(my_son_id).signing_key), *op);
|
|
fc::future<bool> fut = fc::async([&]() {
|
|
try {
|
|
trx.validate();
|
|
std::lock_guard<std::mutex> lck(access_db_mutex);
|
|
d.push_transaction(trx, database::validation_steps::skip_block_size_check);
|
|
if (plugin.app().p2p_node())
|
|
plugin.app().p2p_node()->broadcast(net::trx_message(trx));
|
|
return true;
|
|
} catch (fc::exception &e) {
|
|
elog("Sending son deregister proposal failed with exception ${e}", ("e", e.what()));
|
|
return false;
|
|
}
|
|
});
|
|
fut.wait(fc::seconds(10));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::process_proposals(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->process_proposals();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::process_active_sons_change(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->process_active_sons_change();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::create_deposit_addresses(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->create_deposit_addresses();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::process_deposits(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->process_deposits();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::process_withdrawals(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->process_withdrawals();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::process_sidechain_transactions(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->process_sidechain_transactions();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::send_sidechain_transactions(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->send_sidechain_transactions();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::settle_sidechain_transactions(sidechain_type sidechain) {
|
|
if (net_handlers.at(sidechain)) {
|
|
net_handlers.at(sidechain)->settle_sidechain_transactions();
|
|
}
|
|
}
|
|
|
|
void peerplays_sidechain_plugin_impl::on_applied_block(const signed_block &b) {
|
|
if (first_block_skipped) {
|
|
schedule_son_processing();
|
|
} else {
|
|
first_block_skipped = true;
|
|
}
|
|
}
|
|
|
|
} // namespace detail
|
|
|
|
peerplays_sidechain_plugin::peerplays_sidechain_plugin() :
|
|
my(new detail::peerplays_sidechain_plugin_impl(*this)) {
|
|
}
|
|
|
|
peerplays_sidechain_plugin::~peerplays_sidechain_plugin() {
|
|
return;
|
|
}
|
|
|
|
std::string peerplays_sidechain_plugin::plugin_name() const {
|
|
return "peerplays_sidechain";
|
|
}
|
|
|
|
void peerplays_sidechain_plugin::plugin_set_program_options(
|
|
boost::program_options::options_description &cli,
|
|
boost::program_options::options_description &cfg) {
|
|
my->plugin_set_program_options(cli, cfg);
|
|
}
|
|
|
|
void peerplays_sidechain_plugin::plugin_initialize(const boost::program_options::variables_map &options) {
|
|
ilog("peerplays sidechain plugin: plugin_initialize() begin");
|
|
my->plugin_initialize(options);
|
|
ilog("peerplays sidechain plugin: plugin_initialize() end");
|
|
}
|
|
|
|
void peerplays_sidechain_plugin::plugin_startup() {
|
|
ilog("peerplays sidechain plugin: plugin_startup() begin");
|
|
my->plugin_startup();
|
|
ilog("peerplays sidechain plugin: plugin_startup() end");
|
|
}
|
|
|
|
void peerplays_sidechain_plugin::plugin_shutdown() {
|
|
ilog("peerplays sidechain plugin: plugin_shutdown() begin");
|
|
my->plugin_shutdown();
|
|
ilog("peerplays sidechain plugin: plugin_shutdown() end");
|
|
}
|
|
|
|
std::set<chain::son_id_type> &peerplays_sidechain_plugin::get_sons() {
|
|
return my->get_sons();
|
|
}
|
|
|
|
const son_id_type peerplays_sidechain_plugin::get_current_son_id(sidechain_type sidechain) {
|
|
return my->get_current_son_id(sidechain);
|
|
}
|
|
|
|
const son_object peerplays_sidechain_plugin::get_current_son_object(sidechain_type sidechain) {
|
|
return my->get_current_son_object(sidechain);
|
|
}
|
|
|
|
const son_object peerplays_sidechain_plugin::get_son_object(son_id_type son_id) {
|
|
return my->get_son_object(son_id);
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin::is_active_son(sidechain_type sidechain, son_id_type son_id) {
|
|
return my->is_active_son(sidechain, son_id);
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin::is_son_deregistered(son_id_type son_id) {
|
|
return my->is_son_deregistered(son_id);
|
|
}
|
|
|
|
fc::ecc::private_key peerplays_sidechain_plugin::get_private_key(son_id_type son_id) {
|
|
return my->get_private_key(son_id);
|
|
}
|
|
|
|
fc::ecc::private_key peerplays_sidechain_plugin::get_private_key(chain::public_key_type public_key) {
|
|
return my->get_private_key(public_key);
|
|
}
|
|
|
|
void peerplays_sidechain_plugin::log_son_proposal_retry(sidechain_type sidechain, int op_type, object_id_type object_id) {
|
|
my->log_son_proposal_retry(sidechain, op_type, object_id);
|
|
}
|
|
|
|
bool peerplays_sidechain_plugin::can_son_participate(sidechain_type sidechain, int op_type, object_id_type object_id) {
|
|
return my->can_son_participate(sidechain, op_type, object_id);
|
|
}
|
|
|
|
std::map<sidechain_type, std::vector<std::string>> peerplays_sidechain_plugin::get_son_listener_log() {
|
|
return my->get_son_listener_log();
|
|
}
|
|
|
|
optional<asset> peerplays_sidechain_plugin::estimate_withdrawal_transaction_fee(sidechain_type sidechain) {
|
|
return my->estimate_withdrawal_transaction_fee(sidechain);
|
|
}
|
|
|
|
}} // namespace graphene::peerplays_sidechain
|