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-rw-r--r--src/net_processing.cpp446
1 files changed, 243 insertions, 203 deletions
diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index 8e503f89d..3cf96be61 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -1,36 +1,34 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2016 The Bitcoin Core developers
+// Copyright (c) 2009-2017 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 "net_processing.h"
-
-#include "addrman.h"
-#include "arith_uint256.h"
-#include "blockencodings.h"
-#include "chainparams.h"
-#include "consensus/validation.h"
-#include "hash.h"
-#include "init.h"
-#include "validation.h"
-#include "merkleblock.h"
-#include "net.h"
-#include "netmessagemaker.h"
-#include "netbase.h"
-#include "policy/fees.h"
-#include "policy/policy.h"
-#include "primitives/block.h"
-#include "primitives/transaction.h"
-#include "random.h"
-#include "reverse_iterator.h"
-#include "scheduler.h"
-#include "tinyformat.h"
-#include "txmempool.h"
-#include "ui_interface.h"
-#include "util.h"
-#include "utilmoneystr.h"
-#include "utilstrencodings.h"
-#include "validationinterface.h"
+#include <net_processing.h>
+
+#include <addrman.h>
+#include <arith_uint256.h>
+#include <blockencodings.h>
+#include <chainparams.h>
+#include <consensus/validation.h>
+#include <hash.h>
+#include <init.h>
+#include <validation.h>
+#include <merkleblock.h>
+#include <netmessagemaker.h>
+#include <netbase.h>
+#include <policy/fees.h>
+#include <policy/policy.h>
+#include <primitives/block.h>
+#include <primitives/transaction.h>
+#include <random.h>
+#include <reverse_iterator.h>
+#include <scheduler.h>
+#include <tinyformat.h>
+#include <txmempool.h>
+#include <ui_interface.h>
+#include <util.h>
+#include <utilmoneystr.h>
+#include <utilstrencodings.h>
#if defined(NDEBUG)
# error "Bitcoin cannot be compiled without assertions."
@@ -41,7 +39,7 @@ std::atomic<int64_t> nTimeBestReceived(0); // Used only to inform the wallet of
struct IteratorComparator
{
template<typename I>
- bool operator()(const I& a, const I& b)
+ bool operator()(const I& a, const I& b) const
{
return &(*a) < &(*b);
}
@@ -53,12 +51,13 @@ struct COrphanTx {
NodeId fromPeer;
int64_t nTimeExpire;
};
-std::map<uint256, COrphanTx> mapOrphanTransactions GUARDED_BY(cs_main);
-std::map<COutPoint, std::set<std::map<uint256, COrphanTx>::iterator, IteratorComparator>> mapOrphanTransactionsByPrev GUARDED_BY(cs_main);
-void EraseOrphansFor(NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(cs_main);
+static CCriticalSection g_cs_orphans;
+std::map<uint256, COrphanTx> mapOrphanTransactions GUARDED_BY(g_cs_orphans);
+std::map<COutPoint, std::set<std::map<uint256, COrphanTx>::iterator, IteratorComparator>> mapOrphanTransactionsByPrev GUARDED_BY(g_cs_orphans);
+void EraseOrphansFor(NodeId peer);
-static size_t vExtraTxnForCompactIt = 0;
-static std::vector<std::pair<uint256, CTransactionRef>> vExtraTxnForCompact GUARDED_BY(cs_main);
+static size_t vExtraTxnForCompactIt GUARDED_BY(g_cs_orphans) = 0;
+static std::vector<std::pair<uint256, CTransactionRef>> vExtraTxnForCompact GUARDED_BY(g_cs_orphans);
static const uint64_t RANDOMIZER_ID_ADDRESS_RELAY = 0x3cac0035b5866b90ULL; // SHA256("main address relay")[0:8]
@@ -129,7 +128,7 @@ namespace {
int g_outbound_peers_with_protect_from_disconnect = 0;
/** When our tip was last updated. */
- int64_t g_last_tip_update = 0;
+ std::atomic<int64_t> g_last_tip_update(0);
/** Relay map, protected by cs_main. */
typedef std::map<uint256, CTransactionRef> MapRelay;
@@ -633,7 +632,7 @@ bool GetNodeStateStats(NodeId nodeid, CNodeStateStats &stats) {
// mapOrphanTransactions
//
-void AddToCompactExtraTransactions(const CTransactionRef& tx) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
+void AddToCompactExtraTransactions(const CTransactionRef& tx) EXCLUSIVE_LOCKS_REQUIRED(g_cs_orphans)
{
size_t max_extra_txn = gArgs.GetArg("-blockreconstructionextratxn", DEFAULT_BLOCK_RECONSTRUCTION_EXTRA_TXN);
if (max_extra_txn <= 0)
@@ -644,7 +643,7 @@ void AddToCompactExtraTransactions(const CTransactionRef& tx) EXCLUSIVE_LOCKS_RE
vExtraTxnForCompactIt = (vExtraTxnForCompactIt + 1) % max_extra_txn;
}
-bool AddOrphanTx(const CTransactionRef& tx, NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
+bool AddOrphanTx(const CTransactionRef& tx, NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(g_cs_orphans)
{
const uint256& hash = tx->GetHash();
if (mapOrphanTransactions.count(hash))
@@ -677,7 +676,7 @@ bool AddOrphanTx(const CTransactionRef& tx, NodeId peer) EXCLUSIVE_LOCKS_REQUIRE
return true;
}
-int static EraseOrphanTx(uint256 hash) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
+int static EraseOrphanTx(uint256 hash) EXCLUSIVE_LOCKS_REQUIRED(g_cs_orphans)
{
std::map<uint256, COrphanTx>::iterator it = mapOrphanTransactions.find(hash);
if (it == mapOrphanTransactions.end())
@@ -697,6 +696,7 @@ int static EraseOrphanTx(uint256 hash) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
void EraseOrphansFor(NodeId peer)
{
+ LOCK(g_cs_orphans);
int nErased = 0;
std::map<uint256, COrphanTx>::iterator iter = mapOrphanTransactions.begin();
while (iter != mapOrphanTransactions.end())
@@ -711,8 +711,10 @@ void EraseOrphansFor(NodeId peer)
}
-unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
+unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans)
{
+ LOCK(g_cs_orphans);
+
unsigned int nEvicted = 0;
static int64_t nNextSweep;
int64_t nNow = GetTime();
@@ -806,7 +808,7 @@ PeerLogicValidation::PeerLogicValidation(CConnman* connmanIn, CScheduler &schedu
}
void PeerLogicValidation::BlockConnected(const std::shared_ptr<const CBlock>& pblock, const CBlockIndex* pindex, const std::vector<CTransactionRef>& vtxConflicted) {
- LOCK(cs_main);
+ LOCK(g_cs_orphans);
std::vector<uint256> vOrphanErase;
@@ -973,9 +975,13 @@ bool static AlreadyHave(const CInv& inv) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
recentRejects->reset();
}
+ {
+ LOCK(g_cs_orphans);
+ if (mapOrphanTransactions.count(inv.hash)) return true;
+ }
+
return recentRejects->contains(inv.hash) ||
mempool.exists(inv.hash) ||
- mapOrphanTransactions.count(inv.hash) ||
pcoinsTip->HaveCoinInCache(COutPoint(inv.hash, 0)) || // Best effort: only try output 0 and 1
pcoinsTip->HaveCoinInCache(COutPoint(inv.hash, 1));
}
@@ -1032,170 +1038,198 @@ static void RelayAddress(const CAddress& addr, bool fReachable, CConnman* connma
connman->ForEachNodeThen(std::move(sortfunc), std::move(pushfunc));
}
+void static ProcessGetBlockData(CNode* pfrom, const Consensus::Params& consensusParams, const CInv& inv, CConnman* connman, const std::atomic<bool>& interruptMsgProc)
+{
+ bool send = false;
+ std::shared_ptr<const CBlock> a_recent_block;
+ std::shared_ptr<const CBlockHeaderAndShortTxIDs> a_recent_compact_block;
+ bool fWitnessesPresentInARecentCompactBlock;
+ {
+ LOCK(cs_most_recent_block);
+ a_recent_block = most_recent_block;
+ a_recent_compact_block = most_recent_compact_block;
+ fWitnessesPresentInARecentCompactBlock = fWitnessesPresentInMostRecentCompactBlock;
+ }
+
+ bool need_activate_chain = false;
+ {
+ LOCK(cs_main);
+ BlockMap::iterator mi = mapBlockIndex.find(inv.hash);
+ if (mi != mapBlockIndex.end())
+ {
+ if (mi->second->nChainTx && !mi->second->IsValid(BLOCK_VALID_SCRIPTS) &&
+ mi->second->IsValid(BLOCK_VALID_TREE)) {
+ // If we have the block and all of its parents, but have not yet validated it,
+ // we might be in the middle of connecting it (ie in the unlock of cs_main
+ // before ActivateBestChain but after AcceptBlock).
+ // In this case, we need to run ActivateBestChain prior to checking the relay
+ // conditions below.
+ need_activate_chain = true;
+ }
+ }
+ } // release cs_main before calling ActivateBestChain
+ if (need_activate_chain) {
+ CValidationState dummy;
+ ActivateBestChain(dummy, Params(), a_recent_block);
+ }
+
+ LOCK(cs_main);
+ BlockMap::iterator mi = mapBlockIndex.find(inv.hash);
+ if (mi != mapBlockIndex.end()) {
+ send = BlockRequestAllowed(mi->second, consensusParams);
+ if (!send) {
+ LogPrint(BCLog::NET, "%s: ignoring request from peer=%i for old block that isn't in the main chain\n", __func__, pfrom->GetId());
+ }
+ }
+ const CNetMsgMaker msgMaker(pfrom->GetSendVersion());
+ // disconnect node in case we have reached the outbound limit for serving historical blocks
+ // never disconnect whitelisted nodes
+ if (send && connman->OutboundTargetReached(true) && ( ((pindexBestHeader != nullptr) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > HISTORICAL_BLOCK_AGE)) || inv.type == MSG_FILTERED_BLOCK) && !pfrom->fWhitelisted)
+ {
+ LogPrint(BCLog::NET, "historical block serving limit reached, disconnect peer=%d\n", pfrom->GetId());
+
+ //disconnect node
+ pfrom->fDisconnect = true;
+ send = false;
+ }
+ // Avoid leaking prune-height by never sending blocks below the NODE_NETWORK_LIMITED threshold
+ if (send && !pfrom->fWhitelisted && (
+ (((pfrom->GetLocalServices() & NODE_NETWORK_LIMITED) == NODE_NETWORK_LIMITED) && ((pfrom->GetLocalServices() & NODE_NETWORK) != NODE_NETWORK) && (chainActive.Tip()->nHeight - mi->second->nHeight > (int)NODE_NETWORK_LIMITED_MIN_BLOCKS + 2 /* add two blocks buffer extension for possible races */) )
+ )) {
+ LogPrint(BCLog::NET, "Ignore block request below NODE_NETWORK_LIMITED threshold from peer=%d\n", pfrom->GetId());
+
+ //disconnect node and prevent it from stalling (would otherwise wait for the missing block)
+ pfrom->fDisconnect = true;
+ send = false;
+ }
+ // Pruned nodes may have deleted the block, so check whether
+ // it's available before trying to send.
+ if (send && (mi->second->nStatus & BLOCK_HAVE_DATA))
+ {
+ std::shared_ptr<const CBlock> pblock;
+ if (a_recent_block && a_recent_block->GetHash() == (*mi).second->GetBlockHash()) {
+ pblock = a_recent_block;
+ } else {
+ // Send block from disk
+ std::shared_ptr<CBlock> pblockRead = std::make_shared<CBlock>();
+ if (!ReadBlockFromDisk(*pblockRead, (*mi).second, consensusParams))
+ assert(!"cannot load block from disk");
+ pblock = pblockRead;
+ }
+ if (inv.type == MSG_BLOCK)
+ connman->PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::BLOCK, *pblock));
+ else if (inv.type == MSG_WITNESS_BLOCK)
+ connman->PushMessage(pfrom, msgMaker.Make(NetMsgType::BLOCK, *pblock));
+ else if (inv.type == MSG_FILTERED_BLOCK)
+ {
+ bool sendMerkleBlock = false;
+ CMerkleBlock merkleBlock;
+ {
+ LOCK(pfrom->cs_filter);
+ if (pfrom->pfilter) {
+ sendMerkleBlock = true;
+ merkleBlock = CMerkleBlock(*pblock, *pfrom->pfilter);
+ }
+ }
+ if (sendMerkleBlock) {
+ connman->PushMessage(pfrom, msgMaker.Make(NetMsgType::MERKLEBLOCK, merkleBlock));
+ // CMerkleBlock just contains hashes, so also push any transactions in the block the client did not see
+ // This avoids hurting performance by pointlessly requiring a round-trip
+ // Note that there is currently no way for a node to request any single transactions we didn't send here -
+ // they must either disconnect and retry or request the full block.
+ // Thus, the protocol spec specified allows for us to provide duplicate txn here,
+ // however we MUST always provide at least what the remote peer needs
+ typedef std::pair<unsigned int, uint256> PairType;
+ for (PairType& pair : merkleBlock.vMatchedTxn)
+ connman->PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::TX, *pblock->vtx[pair.first]));
+ }
+ // else
+ // no response
+ }
+ else if (inv.type == MSG_CMPCT_BLOCK)
+ {
+ // If a peer is asking for old blocks, we're almost guaranteed
+ // they won't have a useful mempool to match against a compact block,
+ // and we don't feel like constructing the object for them, so
+ // instead we respond with the full, non-compact block.
+ bool fPeerWantsWitness = State(pfrom->GetId())->fWantsCmpctWitness;
+ int nSendFlags = fPeerWantsWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS;
+ if (CanDirectFetch(consensusParams) && mi->second->nHeight >= chainActive.Height() - MAX_CMPCTBLOCK_DEPTH) {
+ if ((fPeerWantsWitness || !fWitnessesPresentInARecentCompactBlock) && a_recent_compact_block && a_recent_compact_block->header.GetHash() == mi->second->GetBlockHash()) {
+ connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, *a_recent_compact_block));
+ } else {
+ CBlockHeaderAndShortTxIDs cmpctblock(*pblock, fPeerWantsWitness);
+ connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, cmpctblock));
+ }
+ } else {
+ connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::BLOCK, *pblock));
+ }
+ }
+
+ // Trigger the peer node to send a getblocks request for the next batch of inventory
+ if (inv.hash == pfrom->hashContinue)
+ {
+ // Bypass PushInventory, this must send even if redundant,
+ // and we want it right after the last block so they don't
+ // wait for other stuff first.
+ std::vector<CInv> vInv;
+ vInv.push_back(CInv(MSG_BLOCK, chainActive.Tip()->GetBlockHash()));
+ connman->PushMessage(pfrom, msgMaker.Make(NetMsgType::INV, vInv));
+ pfrom->hashContinue.SetNull();
+ }
+ }
+}
+
void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParams, CConnman* connman, const std::atomic<bool>& interruptMsgProc)
{
+ AssertLockNotHeld(cs_main);
+
std::deque<CInv>::iterator it = pfrom->vRecvGetData.begin();
std::vector<CInv> vNotFound;
const CNetMsgMaker msgMaker(pfrom->GetSendVersion());
- LOCK(cs_main);
-
- while (it != pfrom->vRecvGetData.end()) {
- // Don't bother if send buffer is too full to respond anyway
- if (pfrom->fPauseSend)
- break;
+ {
+ LOCK(cs_main);
- const CInv &inv = *it;
- {
+ while (it != pfrom->vRecvGetData.end() && (it->type == MSG_TX || it->type == MSG_WITNESS_TX)) {
if (interruptMsgProc)
return;
+ // Don't bother if send buffer is too full to respond anyway
+ if (pfrom->fPauseSend)
+ break;
+ const CInv &inv = *it;
it++;
- if (inv.type == MSG_BLOCK || inv.type == MSG_FILTERED_BLOCK || inv.type == MSG_CMPCT_BLOCK || inv.type == MSG_WITNESS_BLOCK)
- {
- bool send = false;
- BlockMap::iterator mi = mapBlockIndex.find(inv.hash);
- std::shared_ptr<const CBlock> a_recent_block;
- std::shared_ptr<const CBlockHeaderAndShortTxIDs> a_recent_compact_block;
- bool fWitnessesPresentInARecentCompactBlock;
- {
- LOCK(cs_most_recent_block);
- a_recent_block = most_recent_block;
- a_recent_compact_block = most_recent_compact_block;
- fWitnessesPresentInARecentCompactBlock = fWitnessesPresentInMostRecentCompactBlock;
- }
- if (mi != mapBlockIndex.end())
- {
- if (mi->second->nChainTx && !mi->second->IsValid(BLOCK_VALID_SCRIPTS) &&
- mi->second->IsValid(BLOCK_VALID_TREE)) {
- // If we have the block and all of its parents, but have not yet validated it,
- // we might be in the middle of connecting it (ie in the unlock of cs_main
- // before ActivateBestChain but after AcceptBlock).
- // In this case, we need to run ActivateBestChain prior to checking the relay
- // conditions below.
- CValidationState dummy;
- ActivateBestChain(dummy, Params(), a_recent_block);
- }
- send = BlockRequestAllowed(mi->second, consensusParams);
- if (!send) {
- LogPrintf("%s: ignoring request from peer=%i for old block that isn't in the main chain\n", __func__, pfrom->GetId());
- }
- }
- // disconnect node in case we have reached the outbound limit for serving historical blocks
- // never disconnect whitelisted nodes
- if (send && connman->OutboundTargetReached(true) && ( ((pindexBestHeader != nullptr) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > HISTORICAL_BLOCK_AGE)) || inv.type == MSG_FILTERED_BLOCK) && !pfrom->fWhitelisted)
- {
- LogPrint(BCLog::NET, "historical block serving limit reached, disconnect peer=%d\n", pfrom->GetId());
-
- //disconnect node
- pfrom->fDisconnect = true;
- send = false;
- }
- // Pruned nodes may have deleted the block, so check whether
- // it's available before trying to send.
- if (send && (mi->second->nStatus & BLOCK_HAVE_DATA))
- {
- std::shared_ptr<const CBlock> pblock;
- if (a_recent_block && a_recent_block->GetHash() == (*mi).second->GetBlockHash()) {
- pblock = a_recent_block;
- } else {
- // Send block from disk
- std::shared_ptr<CBlock> pblockRead = std::make_shared<CBlock>();
- if (!ReadBlockFromDisk(*pblockRead, (*mi).second, consensusParams))
- assert(!"cannot load block from disk");
- pblock = pblockRead;
- }
- if (inv.type == MSG_BLOCK)
- connman->PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::BLOCK, *pblock));
- else if (inv.type == MSG_WITNESS_BLOCK)
- connman->PushMessage(pfrom, msgMaker.Make(NetMsgType::BLOCK, *pblock));
- else if (inv.type == MSG_FILTERED_BLOCK)
- {
- bool sendMerkleBlock = false;
- CMerkleBlock merkleBlock;
- {
- LOCK(pfrom->cs_filter);
- if (pfrom->pfilter) {
- sendMerkleBlock = true;
- merkleBlock = CMerkleBlock(*pblock, *pfrom->pfilter);
- }
- }
- if (sendMerkleBlock) {
- connman->PushMessage(pfrom, msgMaker.Make(NetMsgType::MERKLEBLOCK, merkleBlock));
- // CMerkleBlock just contains hashes, so also push any transactions in the block the client did not see
- // This avoids hurting performance by pointlessly requiring a round-trip
- // Note that there is currently no way for a node to request any single transactions we didn't send here -
- // they must either disconnect and retry or request the full block.
- // Thus, the protocol spec specified allows for us to provide duplicate txn here,
- // however we MUST always provide at least what the remote peer needs
- typedef std::pair<unsigned int, uint256> PairType;
- for (PairType& pair : merkleBlock.vMatchedTxn)
- connman->PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::TX, *pblock->vtx[pair.first]));
- }
- // else
- // no response
- }
- else if (inv.type == MSG_CMPCT_BLOCK)
- {
- // If a peer is asking for old blocks, we're almost guaranteed
- // they won't have a useful mempool to match against a compact block,
- // and we don't feel like constructing the object for them, so
- // instead we respond with the full, non-compact block.
- bool fPeerWantsWitness = State(pfrom->GetId())->fWantsCmpctWitness;
- int nSendFlags = fPeerWantsWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS;
- if (CanDirectFetch(consensusParams) && mi->second->nHeight >= chainActive.Height() - MAX_CMPCTBLOCK_DEPTH) {
- if ((fPeerWantsWitness || !fWitnessesPresentInARecentCompactBlock) && a_recent_compact_block && a_recent_compact_block->header.GetHash() == mi->second->GetBlockHash()) {
- connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, *a_recent_compact_block));
- } else {
- CBlockHeaderAndShortTxIDs cmpctblock(*pblock, fPeerWantsWitness);
- connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, cmpctblock));
- }
- } else {
- connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::BLOCK, *pblock));
- }
- }
-
- // Trigger the peer node to send a getblocks request for the next batch of inventory
- if (inv.hash == pfrom->hashContinue)
- {
- // Bypass PushInventory, this must send even if redundant,
- // and we want it right after the last block so they don't
- // wait for other stuff first.
- std::vector<CInv> vInv;
- vInv.push_back(CInv(MSG_BLOCK, chainActive.Tip()->GetBlockHash()));
- connman->PushMessage(pfrom, msgMaker.Make(NetMsgType::INV, vInv));
- pfrom->hashContinue.SetNull();
- }
- }
- }
- else if (inv.type == MSG_TX || inv.type == MSG_WITNESS_TX)
- {
- // Send stream from relay memory
- bool push = false;
- auto mi = mapRelay.find(inv.hash);
- int nSendFlags = (inv.type == MSG_TX ? SERIALIZE_TRANSACTION_NO_WITNESS : 0);
- if (mi != mapRelay.end()) {
- connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *mi->second));
+ // Send stream from relay memory
+ bool push = false;
+ auto mi = mapRelay.find(inv.hash);
+ int nSendFlags = (inv.type == MSG_TX ? SERIALIZE_TRANSACTION_NO_WITNESS : 0);
+ if (mi != mapRelay.end()) {
+ connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *mi->second));
+ push = true;
+ } else if (pfrom->timeLastMempoolReq) {
+ auto txinfo = mempool.info(inv.hash);
+ // To protect privacy, do not answer getdata using the mempool when
+ // that TX couldn't have been INVed in reply to a MEMPOOL request.
+ if (txinfo.tx && txinfo.nTime <= pfrom->timeLastMempoolReq) {
+ connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *txinfo.tx));
push = true;
- } else if (pfrom->timeLastMempoolReq) {
- auto txinfo = mempool.info(inv.hash);
- // To protect privacy, do not answer getdata using the mempool when
- // that TX couldn't have been INVed in reply to a MEMPOOL request.
- if (txinfo.tx && txinfo.nTime <= pfrom->timeLastMempoolReq) {
- connman->PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *txinfo.tx));
- push = true;
- }
- }
- if (!push) {
- vNotFound.push_back(inv);
}
}
+ if (!push) {
+ vNotFound.push_back(inv);
+ }
// Track requests for our stuff.
GetMainSignals().Inventory(inv.hash);
+ }
+ } // release cs_main
- if (inv.type == MSG_BLOCK || inv.type == MSG_FILTERED_BLOCK || inv.type == MSG_CMPCT_BLOCK || inv.type == MSG_WITNESS_BLOCK)
- break;
+ if (it != pfrom->vRecvGetData.end()) {
+ const CInv &inv = *it;
+ it++;
+ if (inv.type == MSG_BLOCK || inv.type == MSG_FILTERED_BLOCK || inv.type == MSG_CMPCT_BLOCK || inv.type == MSG_WITNESS_BLOCK) {
+ ProcessGetBlockData(pfrom, consensusParams, inv, connman, interruptMsgProc);
}
}
@@ -1559,7 +1593,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
if (nVersion < MIN_PEER_PROTO_VERSION)
{
// disconnect from peers older than this proto version
- LogPrintf("peer=%d using obsolete version %i; disconnecting\n", pfrom->GetId(), nVersion);
+ LogPrint(BCLog::NET, "peer=%d using obsolete version %i; disconnecting\n", pfrom->GetId(), nVersion);
connman->PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_OBSOLETE,
strprintf("Version must be %d or greater", MIN_PEER_PROTO_VERSION)));
pfrom->fDisconnect = true;
@@ -1659,7 +1693,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
if (fLogIPs)
remoteAddr = ", peeraddr=" + pfrom->addr.ToString();
- LogPrintf("receive version message: %s: version %d, blocks=%d, us=%s, peer=%d%s\n",
+ LogPrint(BCLog::NET, "receive version message: %s: version %d, blocks=%d, us=%s, peer=%d%s\n",
cleanSubVer, pfrom->nVersion,
pfrom->nStartingHeight, addrMe.ToString(), pfrom->GetId(),
remoteAddr);
@@ -1702,6 +1736,9 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
// Mark this node as currently connected, so we update its timestamp later.
LOCK(cs_main);
State(pfrom->GetId())->fCurrentlyConnected = true;
+ LogPrintf("New outbound peer connected: version: %d, blocks=%d, peer=%d%s\n",
+ pfrom->nVersion.load(), pfrom->nStartingHeight, pfrom->GetId(),
+ (fLogIPs ? strprintf(", peeraddr=%s", pfrom->addr.ToString()) : ""));
}
if (pfrom->nVersion >= SENDHEADERS_VERSION) {
@@ -1980,7 +2017,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
BlockMap::iterator it = mapBlockIndex.find(req.blockhash);
if (it == mapBlockIndex.end() || !(it->second->nStatus & BLOCK_HAVE_DATA)) {
- LogPrintf("Peer %d sent us a getblocktxn for a block we don't have", pfrom->GetId());
+ LogPrint(BCLog::NET, "Peer %d sent us a getblocktxn for a block we don't have", pfrom->GetId());
return true;
}
@@ -1997,7 +2034,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
inv.type = State(pfrom->GetId())->fWantsCmpctWitness ? MSG_WITNESS_BLOCK : MSG_BLOCK;
inv.hash = req.blockhash;
pfrom->vRecvGetData.push_back(inv);
- ProcessGetData(pfrom, chainparams.GetConsensus(), connman, interruptMsgProc);
+ // The message processing loop will go around again (without pausing) and we'll respond then (without cs_main)
return true;
}
@@ -2032,7 +2069,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
pindex = (*mi).second;
if (!BlockRequestAllowed(pindex, chainparams.GetConsensus())) {
- LogPrintf("%s: ignoring request from peer=%i for old block header that isn't in the main chain\n", __func__, pfrom->GetId());
+ LogPrint(BCLog::NET, "%s: ignoring request from peer=%i for old block header that isn't in the main chain\n", __func__, pfrom->GetId());
return true;
}
}
@@ -2090,7 +2127,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
CInv inv(MSG_TX, tx.GetHash());
pfrom->AddInventoryKnown(inv);
- LOCK(cs_main);
+ LOCK2(cs_main, g_cs_orphans);
bool fMissingInputs = false;
CValidationState state;
@@ -2286,10 +2323,12 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
int nDoS;
if (state.IsInvalid(nDoS)) {
if (nDoS > 0) {
+ LogPrintf("Peer %d sent us invalid header via cmpctblock\n", pfrom->GetId());
LOCK(cs_main);
Misbehaving(pfrom->GetId(), nDoS);
+ } else {
+ LogPrint(BCLog::NET, "Peer %d sent us invalid header via cmpctblock\n", pfrom->GetId());
}
- LogPrintf("Peer %d sent us invalid header via cmpctblock\n", pfrom->GetId());
return true;
}
}
@@ -2311,7 +2350,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
bool fBlockReconstructed = false;
{
- LOCK(cs_main);
+ LOCK2(cs_main, g_cs_orphans);
// If AcceptBlockHeader returned true, it set pindex
assert(pindex);
UpdateBlockAvailability(pfrom->GetId(), pindex->GetBlockHash());
@@ -2891,7 +2930,7 @@ bool PeerLogicValidation::ProcessMessages(CNode* pfrom, std::atomic<bool>& inter
msg.SetVersion(pfrom->GetRecvVersion());
// Scan for message start
if (memcmp(msg.hdr.pchMessageStart, chainparams.MessageStart(), CMessageHeader::MESSAGE_START_SIZE) != 0) {
- LogPrintf("PROCESSMESSAGE: INVALID MESSAGESTART %s peer=%d\n", SanitizeString(msg.hdr.GetCommand()), pfrom->GetId());
+ LogPrint(BCLog::NET, "PROCESSMESSAGE: INVALID MESSAGESTART %s peer=%d\n", SanitizeString(msg.hdr.GetCommand()), pfrom->GetId());
pfrom->fDisconnect = true;
return false;
}
@@ -2900,7 +2939,7 @@ bool PeerLogicValidation::ProcessMessages(CNode* pfrom, std::atomic<bool>& inter
CMessageHeader& hdr = msg.hdr;
if (!hdr.IsValid(chainparams.MessageStart()))
{
- LogPrintf("PROCESSMESSAGE: ERRORS IN HEADER %s peer=%d\n", SanitizeString(hdr.GetCommand()), pfrom->GetId());
+ LogPrint(BCLog::NET, "PROCESSMESSAGE: ERRORS IN HEADER %s peer=%d\n", SanitizeString(hdr.GetCommand()), pfrom->GetId());
return fMoreWork;
}
std::string strCommand = hdr.GetCommand();
@@ -2913,7 +2952,7 @@ bool PeerLogicValidation::ProcessMessages(CNode* pfrom, std::atomic<bool>& inter
const uint256& hash = msg.GetMessageHash();
if (memcmp(hash.begin(), hdr.pchChecksum, CMessageHeader::CHECKSUM_SIZE) != 0)
{
- LogPrintf("%s(%s, %u bytes): CHECKSUM ERROR expected %s was %s\n", __func__,
+ LogPrint(BCLog::NET, "%s(%s, %u bytes): CHECKSUM ERROR expected %s was %s\n", __func__,
SanitizeString(strCommand), nMessageSize,
HexStr(hash.begin(), hash.begin()+CMessageHeader::CHECKSUM_SIZE),
HexStr(hdr.pchChecksum, hdr.pchChecksum+CMessageHeader::CHECKSUM_SIZE));
@@ -2936,17 +2975,17 @@ bool PeerLogicValidation::ProcessMessages(CNode* pfrom, std::atomic<bool>& inter
if (strstr(e.what(), "end of data"))
{
// Allow exceptions from under-length message on vRecv
- LogPrintf("%s(%s, %u bytes): Exception '%s' caught, normally caused by a message being shorter than its stated length\n", __func__, SanitizeString(strCommand), nMessageSize, e.what());
+ LogPrint(BCLog::NET, "%s(%s, %u bytes): Exception '%s' caught, normally caused by a message being shorter than its stated length\n", __func__, SanitizeString(strCommand), nMessageSize, e.what());
}
else if (strstr(e.what(), "size too large"))
{
// Allow exceptions from over-long size
- LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what());
+ LogPrint(BCLog::NET, "%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what());
}
else if (strstr(e.what(), "non-canonical ReadCompactSize()"))
{
// Allow exceptions from non-canonical encoding
- LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what());
+ LogPrint(BCLog::NET, "%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what());
}
else
{
@@ -2960,7 +2999,7 @@ bool PeerLogicValidation::ProcessMessages(CNode* pfrom, std::atomic<bool>& inter
}
if (!fRet) {
- LogPrintf("%s(%s, %u bytes) FAILED peer=%d\n", __func__, SanitizeString(strCommand), nMessageSize, pfrom->GetId());
+ LogPrint(BCLog::NET, "%s(%s, %u bytes) FAILED peer=%d\n", __func__, SanitizeString(strCommand), nMessageSize, pfrom->GetId());
}
LOCK(cs_main);
@@ -3006,6 +3045,7 @@ void PeerLogicValidation::ConsiderEviction(CNode *pto, int64_t time_in_seconds)
LogPrintf("Disconnecting outbound peer %d for old chain, best known block = %s\n", pto->GetId(), state.pindexBestKnownBlock != nullptr ? state.pindexBestKnownBlock->GetBlockHash().ToString() : "<none>");
pto->fDisconnect = true;
} else {
+ assert(state.m_chain_sync.m_work_header);
LogPrint(BCLog::NET, "sending getheaders to outbound peer=%d to verify chain work (current best known block:%s, benchmark blockhash: %s)\n", pto->GetId(), state.pindexBestKnownBlock != nullptr ? state.pindexBestKnownBlock->GetBlockHash().ToString() : "<none>", state.m_chain_sync.m_work_header->GetBlockHash().ToString());
connman->PushMessage(pto, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(state.m_chain_sync.m_work_header->pprev), uint256()));
state.m_chain_sync.m_sent_getheaders = true;
generated by cgit v1.2.3 (git 2.25.1) at 2026-04-27 15:22:51 +0000