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-rw-r--r--src/interfaces/node.cpp303
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diff --git a/src/interfaces/node.cpp b/src/interfaces/node.cpp
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-// Copyright (c) 2018-2020 The Bitcoin Core developers
-// Distributed under the MIT software license, see the accompanying
-// file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-#include <interfaces/node.h>
-
-#include <addrdb.h>
-#include <banman.h>
-#include <chain.h>
-#include <chainparams.h>
-#include <init.h>
-#include <interfaces/chain.h>
-#include <interfaces/handler.h>
-#include <interfaces/wallet.h>
-#include <net.h>
-#include <net_processing.h>
-#include <netaddress.h>
-#include <netbase.h>
-#include <node/context.h>
-#include <node/ui_interface.h>
-#include <policy/feerate.h>
-#include <policy/fees.h>
-#include <policy/settings.h>
-#include <primitives/block.h>
-#include <rpc/server.h>
-#include <shutdown.h>
-#include <support/allocators/secure.h>
-#include <sync.h>
-#include <txmempool.h>
-#include <util/check.h>
-#include <util/ref.h>
-#include <util/system.h>
-#include <util/translation.h>
-#include <validation.h>
-#include <warnings.h>
-
-#if defined(HAVE_CONFIG_H)
-#include <config/bitcoin-config.h>
-#endif
-
-#include <univalue.h>
-
-#include <boost/signals2/signal.hpp>
-
-namespace interfaces {
-namespace {
-
-class NodeImpl : public Node
-{
-public:
- NodeImpl(NodeContext* context) { setContext(context); }
- void initLogging() override { InitLogging(*Assert(m_context->args)); }
- void initParameterInteraction() override { InitParameterInteraction(*Assert(m_context->args)); }
- bilingual_str getWarnings() override { return GetWarnings(true); }
- uint32_t getLogCategories() override { return LogInstance().GetCategoryMask(); }
- bool baseInitialize() override
- {
- return AppInitBasicSetup(gArgs) && AppInitParameterInteraction(gArgs) && AppInitSanityChecks() &&
- AppInitLockDataDirectory() && AppInitInterfaces(*m_context);
- }
- bool appInitMain(interfaces::BlockAndHeaderTipInfo* tip_info) override
- {
- return AppInitMain(m_context_ref, *m_context, tip_info);
- }
- void appShutdown() override
- {
- Interrupt(*m_context);
- Shutdown(*m_context);
- }
- void startShutdown() override
- {
- StartShutdown();
- // Stop RPC for clean shutdown if any of waitfor* commands is executed.
- if (gArgs.GetBoolArg("-server", false)) {
- InterruptRPC();
- StopRPC();
- }
- }
- bool shutdownRequested() override { return ShutdownRequested(); }
- void mapPort(bool use_upnp) override
- {
- if (use_upnp) {
- StartMapPort();
- } else {
- InterruptMapPort();
- StopMapPort();
- }
- }
- bool getProxy(Network net, proxyType& proxy_info) override { return GetProxy(net, proxy_info); }
- size_t getNodeCount(CConnman::NumConnections flags) override
- {
- return m_context->connman ? m_context->connman->GetNodeCount(flags) : 0;
- }
- bool getNodesStats(NodesStats& stats) override
- {
- stats.clear();
-
- if (m_context->connman) {
- std::vector<CNodeStats> stats_temp;
- m_context->connman->GetNodeStats(stats_temp);
-
- stats.reserve(stats_temp.size());
- for (auto& node_stats_temp : stats_temp) {
- stats.emplace_back(std::move(node_stats_temp), false, CNodeStateStats());
- }
-
- // Try to retrieve the CNodeStateStats for each node.
- TRY_LOCK(::cs_main, lockMain);
- if (lockMain) {
- for (auto& node_stats : stats) {
- std::get<1>(node_stats) =
- GetNodeStateStats(std::get<0>(node_stats).nodeid, std::get<2>(node_stats));
- }
- }
- return true;
- }
- return false;
- }
- bool getBanned(banmap_t& banmap) override
- {
- if (m_context->banman) {
- m_context->banman->GetBanned(banmap);
- return true;
- }
- return false;
- }
- bool ban(const CNetAddr& net_addr, int64_t ban_time_offset) override
- {
- if (m_context->banman) {
- m_context->banman->Ban(net_addr, ban_time_offset);
- return true;
- }
- return false;
- }
- bool unban(const CSubNet& ip) override
- {
- if (m_context->banman) {
- m_context->banman->Unban(ip);
- return true;
- }
- return false;
- }
- bool disconnectByAddress(const CNetAddr& net_addr) override
- {
- if (m_context->connman) {
- return m_context->connman->DisconnectNode(net_addr);
- }
- return false;
- }
- bool disconnectById(NodeId id) override
- {
- if (m_context->connman) {
- return m_context->connman->DisconnectNode(id);
- }
- return false;
- }
- int64_t getTotalBytesRecv() override { return m_context->connman ? m_context->connman->GetTotalBytesRecv() : 0; }
- int64_t getTotalBytesSent() override { return m_context->connman ? m_context->connman->GetTotalBytesSent() : 0; }
- size_t getMempoolSize() override { return m_context->mempool ? m_context->mempool->size() : 0; }
- size_t getMempoolDynamicUsage() override { return m_context->mempool ? m_context->mempool->DynamicMemoryUsage() : 0; }
- bool getHeaderTip(int& height, int64_t& block_time) override
- {
- LOCK(::cs_main);
- if (::pindexBestHeader) {
- height = ::pindexBestHeader->nHeight;
- block_time = ::pindexBestHeader->GetBlockTime();
- return true;
- }
- return false;
- }
- int getNumBlocks() override
- {
- LOCK(::cs_main);
- return ::ChainActive().Height();
- }
- uint256 getBestBlockHash() override
- {
- const CBlockIndex* tip = WITH_LOCK(::cs_main, return ::ChainActive().Tip());
- return tip ? tip->GetBlockHash() : Params().GenesisBlock().GetHash();
- }
- int64_t getLastBlockTime() override
- {
- LOCK(::cs_main);
- if (::ChainActive().Tip()) {
- return ::ChainActive().Tip()->GetBlockTime();
- }
- return Params().GenesisBlock().GetBlockTime(); // Genesis block's time of current network
- }
- double getVerificationProgress() override
- {
- const CBlockIndex* tip;
- {
- LOCK(::cs_main);
- tip = ::ChainActive().Tip();
- }
- return GuessVerificationProgress(Params().TxData(), tip);
- }
- bool isInitialBlockDownload() override { return ::ChainstateActive().IsInitialBlockDownload(); }
- bool getReindex() override { return ::fReindex; }
- bool getImporting() override { return ::fImporting; }
- void setNetworkActive(bool active) override
- {
- if (m_context->connman) {
- m_context->connman->SetNetworkActive(active);
- }
- }
- bool getNetworkActive() override { return m_context->connman && m_context->connman->GetNetworkActive(); }
- CFeeRate estimateSmartFee(int num_blocks, bool conservative, int* returned_target = nullptr) override
- {
- FeeCalculation fee_calc;
- CFeeRate result = ::feeEstimator.estimateSmartFee(num_blocks, &fee_calc, conservative);
- if (returned_target) {
- *returned_target = fee_calc.returnedTarget;
- }
- return result;
- }
- CFeeRate getDustRelayFee() override { return ::dustRelayFee; }
- UniValue executeRpc(const std::string& command, const UniValue& params, const std::string& uri) override
- {
- JSONRPCRequest req(m_context_ref);
- req.params = params;
- req.strMethod = command;
- req.URI = uri;
- return ::tableRPC.execute(req);
- }
- std::vector<std::string> listRpcCommands() override { return ::tableRPC.listCommands(); }
- void rpcSetTimerInterfaceIfUnset(RPCTimerInterface* iface) override { RPCSetTimerInterfaceIfUnset(iface); }
- void rpcUnsetTimerInterface(RPCTimerInterface* iface) override { RPCUnsetTimerInterface(iface); }
- bool getUnspentOutput(const COutPoint& output, Coin& coin) override
- {
- LOCK(::cs_main);
- return ::ChainstateActive().CoinsTip().GetCoin(output, coin);
- }
- WalletClient& walletClient() override
- {
- return *Assert(m_context->wallet_client);
- }
- std::unique_ptr<Handler> handleInitMessage(InitMessageFn fn) override
- {
- return MakeHandler(::uiInterface.InitMessage_connect(fn));
- }
- std::unique_ptr<Handler> handleMessageBox(MessageBoxFn fn) override
- {
- return MakeHandler(::uiInterface.ThreadSafeMessageBox_connect(fn));
- }
- std::unique_ptr<Handler> handleQuestion(QuestionFn fn) override
- {
- return MakeHandler(::uiInterface.ThreadSafeQuestion_connect(fn));
- }
- std::unique_ptr<Handler> handleShowProgress(ShowProgressFn fn) override
- {
- return MakeHandler(::uiInterface.ShowProgress_connect(fn));
- }
- std::unique_ptr<Handler> handleNotifyNumConnectionsChanged(NotifyNumConnectionsChangedFn fn) override
- {
- return MakeHandler(::uiInterface.NotifyNumConnectionsChanged_connect(fn));
- }
- std::unique_ptr<Handler> handleNotifyNetworkActiveChanged(NotifyNetworkActiveChangedFn fn) override
- {
- return MakeHandler(::uiInterface.NotifyNetworkActiveChanged_connect(fn));
- }
- std::unique_ptr<Handler> handleNotifyAlertChanged(NotifyAlertChangedFn fn) override
- {
- return MakeHandler(::uiInterface.NotifyAlertChanged_connect(fn));
- }
- std::unique_ptr<Handler> handleBannedListChanged(BannedListChangedFn fn) override
- {
- return MakeHandler(::uiInterface.BannedListChanged_connect(fn));
- }
- std::unique_ptr<Handler> handleNotifyBlockTip(NotifyBlockTipFn fn) override
- {
- return MakeHandler(::uiInterface.NotifyBlockTip_connect([fn](SynchronizationState sync_state, const CBlockIndex* block) {
- fn(sync_state, BlockTip{block->nHeight, block->GetBlockTime(), block->GetBlockHash()},
- GuessVerificationProgress(Params().TxData(), block));
- }));
- }
- std::unique_ptr<Handler> handleNotifyHeaderTip(NotifyHeaderTipFn fn) override
- {
- return MakeHandler(
- ::uiInterface.NotifyHeaderTip_connect([fn](SynchronizationState sync_state, const CBlockIndex* block) {
- fn(sync_state, BlockTip{block->nHeight, block->GetBlockTime(), block->GetBlockHash()},
- /* verification progress is unused when a header was received */ 0);
- }));
- }
- NodeContext* context() override { return m_context; }
- void setContext(NodeContext* context) override
- {
- m_context = context;
- if (context) {
- m_context_ref.Set(*context);
- } else {
- m_context_ref.Clear();
- }
- }
- NodeContext* m_context{nullptr};
- util::Ref m_context_ref;
-};
-
-} // namespace
-
-std::unique_ptr<Node> MakeNode(NodeContext* context) { return MakeUnique<NodeImpl>(context); }
-
-} // namespace interfaces