diff options
Diffstat (limited to 'src/rest.cpp')
-rw-r--r-- | src/rest.cpp | 118 |
1 files changed, 79 insertions, 39 deletions
diff --git a/src/rest.cpp b/src/rest.cpp index 71426a4dc4..747c7aea19 100644 --- a/src/rest.cpp +++ b/src/rest.cpp @@ -8,6 +8,7 @@ #include <core_io.h> #include <httpserver.h> #include <index/txindex.h> +#include <node/blockstorage.h> #include <node/context.h> #include <primitives/block.h> #include <primitives/transaction.h> @@ -18,10 +19,12 @@ #include <sync.h> #include <txmempool.h> #include <util/check.h> -#include <util/ref.h> +#include <util/system.h> #include <validation.h> #include <version.h> +#include <any> + #include <boost/algorithm/string.hpp> #include <univalue.h> @@ -73,10 +76,10 @@ static bool RESTERR(HTTPRequest* req, enum HTTPStatusCode status, std::string me * context is not found. * @returns Pointer to the node context or nullptr if not found. */ -static NodeContext* GetNodeContext(const util::Ref& context, HTTPRequest* req) +static NodeContext* GetNodeContext(const std::any& context, HTTPRequest* req) { - NodeContext* node = context.Has<NodeContext>() ? &context.Get<NodeContext>() : nullptr; - if (!node) { + auto node_context = util::AnyPtr<NodeContext>(context); + if (!node_context) { RESTERR(req, HTTP_INTERNAL_SERVER_ERROR, strprintf("%s:%d (%s)\n" "Internal bug detected: Node context not found!\n" @@ -84,7 +87,7 @@ static NodeContext* GetNodeContext(const util::Ref& context, HTTPRequest* req) __FILE__, __LINE__, __func__, PACKAGE_BUGREPORT)); return nullptr; } - return node; + return node_context; } /** @@ -94,14 +97,35 @@ static NodeContext* GetNodeContext(const util::Ref& context, HTTPRequest* req) * context mempool is not found. * @returns Pointer to the mempool or nullptr if no mempool found. */ -static CTxMemPool* GetMemPool(const util::Ref& context, HTTPRequest* req) +static CTxMemPool* GetMemPool(const std::any& context, HTTPRequest* req) { - NodeContext* node = context.Has<NodeContext>() ? &context.Get<NodeContext>() : nullptr; - if (!node || !node->mempool) { + auto node_context = util::AnyPtr<NodeContext>(context); + if (!node_context || !node_context->mempool) { RESTERR(req, HTTP_NOT_FOUND, "Mempool disabled or instance not found"); return nullptr; } - return node->mempool.get(); + return node_context->mempool.get(); +} + +/** + * Get the node context chainstatemanager. + * + * @param[in] req The HTTP request, whose status code will be set if node + * context chainstatemanager is not found. + * @returns Pointer to the chainstatemanager or nullptr if none found. + */ +static ChainstateManager* GetChainman(const std::any& context, HTTPRequest* req) +{ + auto node_context = util::AnyPtr<NodeContext>(context); + if (!node_context || !node_context->chainman) { + RESTERR(req, HTTP_INTERNAL_SERVER_ERROR, + strprintf("%s:%d (%s)\n" + "Internal bug detected: Chainman disabled or instance not found!\n" + "You may report this issue here: %s\n", + __FILE__, __LINE__, __func__, PACKAGE_BUGREPORT)); + return nullptr; + } + return node_context->chainman; } static RetFormat ParseDataFormat(std::string& param, const std::string& strReq) @@ -151,7 +175,7 @@ static bool CheckWarmup(HTTPRequest* req) return true; } -static bool rest_headers(const util::Ref& context, +static bool rest_headers(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { @@ -178,14 +202,18 @@ static bool rest_headers(const util::Ref& context, std::vector<const CBlockIndex *> headers; headers.reserve(count); { + ChainstateManager* maybe_chainman = GetChainman(context, req); + if (!maybe_chainman) return false; + ChainstateManager& chainman = *maybe_chainman; LOCK(cs_main); - tip = ::ChainActive().Tip(); - const CBlockIndex* pindex = g_chainman.m_blockman.LookupBlockIndex(hash); - while (pindex != nullptr && ::ChainActive().Contains(pindex)) { + CChain& active_chain = chainman.ActiveChain(); + tip = active_chain.Tip(); + const CBlockIndex* pindex = chainman.m_blockman.LookupBlockIndex(hash); + while (pindex != nullptr && active_chain.Contains(pindex)) { headers.push_back(pindex); if (headers.size() == (unsigned long)count) break; - pindex = ::ChainActive().Next(pindex); + pindex = active_chain.Next(pindex); } } @@ -229,7 +257,8 @@ static bool rest_headers(const util::Ref& context, } } -static bool rest_block(HTTPRequest* req, +static bool rest_block(const std::any& context, + HTTPRequest* req, const std::string& strURIPart, bool showTxDetails) { @@ -246,9 +275,12 @@ static bool rest_block(HTTPRequest* req, CBlockIndex* pblockindex = nullptr; CBlockIndex* tip = nullptr; { + ChainstateManager* maybe_chainman = GetChainman(context, req); + if (!maybe_chainman) return false; + ChainstateManager& chainman = *maybe_chainman; LOCK(cs_main); - tip = ::ChainActive().Tip(); - pblockindex = g_chainman.m_blockman.LookupBlockIndex(hash); + tip = chainman.ActiveChain().Tip(); + pblockindex = chainman.m_blockman.LookupBlockIndex(hash); if (!pblockindex) { return RESTERR(req, HTTP_NOT_FOUND, hashStr + " not found"); } @@ -293,20 +325,20 @@ static bool rest_block(HTTPRequest* req, } } -static bool rest_block_extended(const util::Ref& context, HTTPRequest* req, const std::string& strURIPart) +static bool rest_block_extended(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { - return rest_block(req, strURIPart, true); + return rest_block(context, req, strURIPart, true); } -static bool rest_block_notxdetails(const util::Ref& context, HTTPRequest* req, const std::string& strURIPart) +static bool rest_block_notxdetails(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { - return rest_block(req, strURIPart, false); + return rest_block(context, req, strURIPart, false); } // A bit of a hack - dependency on a function defined in rpc/blockchain.cpp RPCHelpMan getblockchaininfo(); -static bool rest_chaininfo(const util::Ref& context, HTTPRequest* req, const std::string& strURIPart) +static bool rest_chaininfo(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { if (!CheckWarmup(req)) return false; @@ -315,7 +347,8 @@ static bool rest_chaininfo(const util::Ref& context, HTTPRequest* req, const std switch (rf) { case RetFormat::JSON: { - JSONRPCRequest jsonRequest(context); + JSONRPCRequest jsonRequest; + jsonRequest.context = context; jsonRequest.params = UniValue(UniValue::VARR); UniValue chainInfoObject = getblockchaininfo().HandleRequest(jsonRequest); std::string strJSON = chainInfoObject.write() + "\n"; @@ -329,7 +362,7 @@ static bool rest_chaininfo(const util::Ref& context, HTTPRequest* req, const std } } -static bool rest_mempool_info(const util::Ref& context, HTTPRequest* req, const std::string& strURIPart) +static bool rest_mempool_info(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { if (!CheckWarmup(req)) return false; @@ -353,7 +386,7 @@ static bool rest_mempool_info(const util::Ref& context, HTTPRequest* req, const } } -static bool rest_mempool_contents(const util::Ref& context, HTTPRequest* req, const std::string& strURIPart) +static bool rest_mempool_contents(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { if (!CheckWarmup(req)) return false; const CTxMemPool* mempool = GetMemPool(context, req); @@ -376,7 +409,7 @@ static bool rest_mempool_contents(const util::Ref& context, HTTPRequest* req, co } } -static bool rest_tx(const util::Ref& context, HTTPRequest* req, const std::string& strURIPart) +static bool rest_tx(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { if (!CheckWarmup(req)) return false; @@ -435,7 +468,7 @@ static bool rest_tx(const util::Ref& context, HTTPRequest* req, const std::strin } } -static bool rest_getutxos(const util::Ref& context, HTTPRequest* req, const std::string& strURIPart) +static bool rest_getutxos(const std::any& context, HTTPRequest* req, const std::string& strURIPart) { if (!CheckWarmup(req)) return false; @@ -533,6 +566,9 @@ static bool rest_getutxos(const util::Ref& context, HTTPRequest* req, const std: std::string bitmapStringRepresentation; std::vector<bool> hits; bitmap.resize((vOutPoints.size() + 7) / 8); + ChainstateManager* maybe_chainman = GetChainman(context, req); + if (!maybe_chainman) return false; + ChainstateManager& chainman = *maybe_chainman; { auto process_utxos = [&vOutPoints, &outs, &hits](const CCoinsView& view, const CTxMemPool& mempool) { for (const COutPoint& vOutPoint : vOutPoints) { @@ -548,12 +584,12 @@ static bool rest_getutxos(const util::Ref& context, HTTPRequest* req, const std: if (!mempool) return false; // use db+mempool as cache backend in case user likes to query mempool LOCK2(cs_main, mempool->cs); - CCoinsViewCache& viewChain = ::ChainstateActive().CoinsTip(); + CCoinsViewCache& viewChain = chainman.ActiveChainstate().CoinsTip(); CCoinsViewMemPool viewMempool(&viewChain, *mempool); process_utxos(viewMempool, *mempool); } else { LOCK(cs_main); // no need to lock mempool! - process_utxos(::ChainstateActive().CoinsTip(), CTxMemPool()); + process_utxos(chainman.ActiveChainstate().CoinsTip(), CTxMemPool()); } for (size_t i = 0; i < hits.size(); ++i) { @@ -568,7 +604,7 @@ static bool rest_getutxos(const util::Ref& context, HTTPRequest* req, const std: // serialize data // use exact same output as mentioned in Bip64 CDataStream ssGetUTXOResponse(SER_NETWORK, PROTOCOL_VERSION); - ssGetUTXOResponse << ::ChainActive().Height() << ::ChainActive().Tip()->GetBlockHash() << bitmap << outs; + ssGetUTXOResponse << chainman.ActiveChain().Height() << chainman.ActiveChain().Tip()->GetBlockHash() << bitmap << outs; std::string ssGetUTXOResponseString = ssGetUTXOResponse.str(); req->WriteHeader("Content-Type", "application/octet-stream"); @@ -578,7 +614,7 @@ static bool rest_getutxos(const util::Ref& context, HTTPRequest* req, const std: case RetFormat::HEX: { CDataStream ssGetUTXOResponse(SER_NETWORK, PROTOCOL_VERSION); - ssGetUTXOResponse << ::ChainActive().Height() << ::ChainActive().Tip()->GetBlockHash() << bitmap << outs; + ssGetUTXOResponse << chainman.ActiveChain().Height() << chainman.ActiveChain().Tip()->GetBlockHash() << bitmap << outs; std::string strHex = HexStr(ssGetUTXOResponse) + "\n"; req->WriteHeader("Content-Type", "text/plain"); @@ -591,8 +627,8 @@ static bool rest_getutxos(const util::Ref& context, HTTPRequest* req, const std: // pack in some essentials // use more or less the same output as mentioned in Bip64 - objGetUTXOResponse.pushKV("chainHeight", ::ChainActive().Height()); - objGetUTXOResponse.pushKV("chaintipHash", ::ChainActive().Tip()->GetBlockHash().GetHex()); + objGetUTXOResponse.pushKV("chainHeight", chainman.ActiveChain().Height()); + objGetUTXOResponse.pushKV("chaintipHash", chainman.ActiveChain().Tip()->GetBlockHash().GetHex()); objGetUTXOResponse.pushKV("bitmap", bitmapStringRepresentation); UniValue utxos(UniValue::VARR); @@ -621,7 +657,7 @@ static bool rest_getutxos(const util::Ref& context, HTTPRequest* req, const std: } } -static bool rest_blockhash_by_height(const util::Ref& context, HTTPRequest* req, +static bool rest_blockhash_by_height(const std::any& context, HTTPRequest* req, const std::string& str_uri_part) { if (!CheckWarmup(req)) return false; @@ -635,11 +671,15 @@ static bool rest_blockhash_by_height(const util::Ref& context, HTTPRequest* req, CBlockIndex* pblockindex = nullptr; { + ChainstateManager* maybe_chainman = GetChainman(context, req); + if (!maybe_chainman) return false; + ChainstateManager& chainman = *maybe_chainman; LOCK(cs_main); - if (blockheight > ::ChainActive().Height()) { + const CChain& active_chain = chainman.ActiveChain(); + if (blockheight > active_chain.Height()) { return RESTERR(req, HTTP_NOT_FOUND, "Block height out of range"); } - pblockindex = ::ChainActive()[blockheight]; + pblockindex = active_chain[blockheight]; } switch (rf) { case RetFormat::BINARY: { @@ -669,7 +709,7 @@ static bool rest_blockhash_by_height(const util::Ref& context, HTTPRequest* req, static const struct { const char* prefix; - bool (*handler)(const util::Ref& context, HTTPRequest* req, const std::string& strReq); + bool (*handler)(const std::any& context, HTTPRequest* req, const std::string& strReq); } uri_prefixes[] = { {"/rest/tx/", rest_tx}, {"/rest/block/notxdetails/", rest_block_notxdetails}, @@ -682,10 +722,10 @@ static const struct { {"/rest/blockhashbyheight/", rest_blockhash_by_height}, }; -void StartREST(const util::Ref& context) +void StartREST(const std::any& context) { for (const auto& up : uri_prefixes) { - auto handler = [&context, up](HTTPRequest* req, const std::string& prefix) { return up.handler(context, req, prefix); }; + auto handler = [context, up](HTTPRequest* req, const std::string& prefix) { return up.handler(context, req, prefix); }; RegisterHTTPHandler(up.prefix, false, handler); } } |