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-rw-r--r--src/init.cpp17
-rw-r--r--src/net_processing.cpp2
-rw-r--r--src/primitives/transaction.cpp8
-rw-r--r--src/primitives/transaction.h4
-rw-r--r--src/qt/test/rpcnestedtests.cpp7
-rw-r--r--src/qt/test/test_main.cpp6
-rw-r--r--src/rest.cpp21
-rw-r--r--src/rpc/blockchain.cpp2
-rw-r--r--src/test/util_tests.cpp25
-rw-r--r--src/utilstrencodings.cpp13
-rw-r--r--src/utilstrencodings.h6
-rw-r--r--src/validation.cpp7
-rw-r--r--src/validation.h3
-rw-r--r--src/wallet/db.cpp2
14 files changed, 82 insertions, 41 deletions
diff --git a/src/init.cpp b/src/init.cpp
index a46742e56a..c70c0274be 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -354,6 +354,9 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-maxorphantx=<n>", strprintf(_("Keep at most <n> unconnectable transactions in memory (default: %u)"), DEFAULT_MAX_ORPHAN_TRANSACTIONS));
strUsage += HelpMessageOpt("-maxmempool=<n>", strprintf(_("Keep the transaction memory pool below <n> megabytes (default: %u)"), DEFAULT_MAX_MEMPOOL_SIZE));
strUsage += HelpMessageOpt("-mempoolexpiry=<n>", strprintf(_("Do not keep transactions in the mempool longer than <n> hours (default: %u)"), DEFAULT_MEMPOOL_EXPIRY));
+ if (showDebug) {
+ strUsage += HelpMessageOpt("-minimumchainwork=<hex>", strprintf("Minimum work assumed to exist on a valid chain in hex (default: %s, testnet: %s)", defaultChainParams->GetConsensus().nMinimumChainWork.GetHex(), testnetChainParams->GetConsensus().nMinimumChainWork.GetHex()));
+ }
strUsage += HelpMessageOpt("-persistmempool", strprintf(_("Whether to save the mempool on shutdown and load on restart (default: %u)"), DEFAULT_PERSIST_MEMPOOL));
strUsage += HelpMessageOpt("-blockreconstructionextratxn=<n>", strprintf(_("Extra transactions to keep in memory for compact block reconstructions (default: %u)"), DEFAULT_BLOCK_RECONSTRUCTION_EXTRA_TXN));
strUsage += HelpMessageOpt("-par=<n>", strprintf(_("Set the number of script verification threads (%u to %d, 0 = auto, <0 = leave that many cores free, default: %d)"),
@@ -970,6 +973,20 @@ bool AppInitParameterInteraction()
else
LogPrintf("Validating signatures for all blocks.\n");
+ if (gArgs.IsArgSet("-minimumchainwork")) {
+ const std::string minChainWorkStr = gArgs.GetArg("-minimumchainwork", "");
+ if (!IsHexNumber(minChainWorkStr)) {
+ return InitError(strprintf("Invalid non-hex (%s) minimum chain work value specified", minChainWorkStr));
+ }
+ nMinimumChainWork = UintToArith256(uint256S(minChainWorkStr));
+ } else {
+ nMinimumChainWork = UintToArith256(chainparams.GetConsensus().nMinimumChainWork);
+ }
+ LogPrintf("Setting nMinimumChainWork=%s\n", nMinimumChainWork.GetHex());
+ if (nMinimumChainWork < UintToArith256(chainparams.GetConsensus().nMinimumChainWork)) {
+ LogPrintf("Warning: nMinimumChainWork set below default value of %s\n", chainparams.GetConsensus().nMinimumChainWork.GetHex());
+ }
+
// mempool limits
int64_t nMempoolSizeMax = gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000;
int64_t nMempoolSizeMin = gArgs.GetArg("-limitdescendantsize", DEFAULT_DESCENDANT_SIZE_LIMIT) * 1000 * 40;
diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index 596ae1139b..3ee4e5596b 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -466,7 +466,7 @@ void FindNextBlocksToDownload(NodeId nodeid, unsigned int count, std::vector<con
// Make sure pindexBestKnownBlock is up to date, we'll need it.
ProcessBlockAvailability(nodeid);
- if (state->pindexBestKnownBlock == nullptr || state->pindexBestKnownBlock->nChainWork < chainActive.Tip()->nChainWork || state->pindexBestKnownBlock->nChainWork < UintToArith256(consensusParams.nMinimumChainWork)) {
+ if (state->pindexBestKnownBlock == nullptr || state->pindexBestKnownBlock->nChainWork < chainActive.Tip()->nChainWork || state->pindexBestKnownBlock->nChainWork < nMinimumChainWork) {
// This peer has nothing interesting.
return;
}
diff --git a/src/primitives/transaction.cpp b/src/primitives/transaction.cpp
index 9b6a814e1f..e0a106adb9 100644
--- a/src/primitives/transaction.cpp
+++ b/src/primitives/transaction.cpp
@@ -55,7 +55,7 @@ std::string CTxOut::ToString() const
}
CMutableTransaction::CMutableTransaction() : nVersion(CTransaction::CURRENT_VERSION), nLockTime(0) {}
-CMutableTransaction::CMutableTransaction(const CTransaction& tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {}
+CMutableTransaction::CMutableTransaction(const CTransaction& tx) : vin(tx.vin), vout(tx.vout), nVersion(tx.nVersion), nLockTime(tx.nLockTime) {}
uint256 CMutableTransaction::GetHash() const
{
@@ -76,9 +76,9 @@ uint256 CTransaction::GetWitnessHash() const
}
/* For backward compatibility, the hash is initialized to 0. TODO: remove the need for this default constructor entirely. */
-CTransaction::CTransaction() : nVersion(CTransaction::CURRENT_VERSION), vin(), vout(), nLockTime(0), hash() {}
-CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime), hash(ComputeHash()) {}
-CTransaction::CTransaction(CMutableTransaction &&tx) : nVersion(tx.nVersion), vin(std::move(tx.vin)), vout(std::move(tx.vout)), nLockTime(tx.nLockTime), hash(ComputeHash()) {}
+CTransaction::CTransaction() : vin(), vout(), nVersion(CTransaction::CURRENT_VERSION), nLockTime(0), hash() {}
+CTransaction::CTransaction(const CMutableTransaction &tx) : vin(tx.vin), vout(tx.vout), nVersion(tx.nVersion), nLockTime(tx.nLockTime), hash(ComputeHash()) {}
+CTransaction::CTransaction(CMutableTransaction &&tx) : vin(std::move(tx.vin)), vout(std::move(tx.vout)), nVersion(tx.nVersion), nLockTime(tx.nLockTime), hash(ComputeHash()) {}
CAmount CTransaction::GetValueOut() const
{
diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index 041034bb8b..18d524e23d 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -278,9 +278,9 @@ public:
// actually immutable; deserialization and assignment are implemented,
// and bypass the constness. This is safe, as they update the entire
// structure, including the hash.
- const int32_t nVersion;
const std::vector<CTxIn> vin;
const std::vector<CTxOut> vout;
+ const int32_t nVersion;
const uint32_t nLockTime;
private:
@@ -361,9 +361,9 @@ public:
/** A mutable version of CTransaction. */
struct CMutableTransaction
{
- int32_t nVersion;
std::vector<CTxIn> vin;
std::vector<CTxOut> vout;
+ int32_t nVersion;
uint32_t nLockTime;
CMutableTransaction();
diff --git a/src/qt/test/rpcnestedtests.cpp b/src/qt/test/rpcnestedtests.cpp
index 00edd64f72..70fdd4bf58 100644
--- a/src/qt/test/rpcnestedtests.cpp
+++ b/src/qt/test/rpcnestedtests.cpp
@@ -36,11 +36,6 @@ void RPCNestedTests::rpcNestedTests()
// do some test setup
// could be moved to a more generic place when we add more tests on QT level
tableRPC.appendCommand("rpcNestedTest", &vRPCCommands[0]);
- ClearDatadirCache();
- std::string path = QDir::tempPath().toStdString() + "/" + strprintf("test_bitcoin_qt_%lu_%i", (unsigned long)GetTime(), (int)(GetRand(100000)));
- QDir dir(QString::fromStdString(path));
- dir.mkpath(".");
- gArgs.ForceSetArg("-datadir", path);
//mempool.setSanityCheck(1.0);
TestingSetup test;
@@ -135,6 +130,4 @@ void RPCNestedTests::rpcNestedTests()
QVERIFY_EXCEPTION_THROWN(RPCConsole::RPCExecuteCommandLine(result, "rpcNestedTest(abc,,abc)"), std::runtime_error); //don't tollerate empty arguments when using ,
QVERIFY_EXCEPTION_THROWN(RPCConsole::RPCExecuteCommandLine(result, "rpcNestedTest(abc,,)"), std::runtime_error); //don't tollerate empty arguments when using ,
#endif
-
- fs::remove_all(fs::path(path));
}
diff --git a/src/qt/test/test_main.cpp b/src/qt/test/test_main.cpp
index 80a00a634a..4c04e67ccc 100644
--- a/src/qt/test/test_main.cpp
+++ b/src/qt/test/test_main.cpp
@@ -53,6 +53,10 @@ int main(int argc, char *argv[])
SetupNetworking();
SelectParams(CBaseChainParams::MAIN);
noui_connect();
+ ClearDatadirCache();
+ fs::path pathTemp = fs::temp_directory_path() / strprintf("test_bitcoin-qt_%lu_%i", (unsigned long)GetTime(), (int)GetRand(100000));
+ fs::create_directories(pathTemp);
+ gArgs.ForceSetArg("-datadir", pathTemp.string());
bool fInvalid = false;
@@ -97,5 +101,7 @@ int main(int argc, char *argv[])
}
#endif
+ fs::remove_all(pathTemp);
+
return fInvalid;
}
diff --git a/src/rest.cpp b/src/rest.cpp
index 154ee04eed..0b2c843d5f 100644
--- a/src/rest.cpp
+++ b/src/rest.cpp
@@ -190,9 +190,6 @@ static bool rest_headers(HTTPRequest* req,
return RESTERR(req, HTTP_NOT_FOUND, "output format not found (available: .bin, .hex)");
}
}
-
- // not reached
- return true; // continue to process further HTTP reqs on this cxn
}
static bool rest_block(HTTPRequest* req,
@@ -253,9 +250,6 @@ static bool rest_block(HTTPRequest* req,
return RESTERR(req, HTTP_NOT_FOUND, "output format not found (available: " + AvailableDataFormatsString() + ")");
}
}
-
- // not reached
- return true; // continue to process further HTTP reqs on this cxn
}
static bool rest_block_extended(HTTPRequest* req, const std::string& strURIPart)
@@ -292,9 +286,6 @@ static bool rest_chaininfo(HTTPRequest* req, const std::string& strURIPart)
return RESTERR(req, HTTP_NOT_FOUND, "output format not found (available: json)");
}
}
-
- // not reached
- return true; // continue to process further HTTP reqs on this cxn
}
static bool rest_mempool_info(HTTPRequest* req, const std::string& strURIPart)
@@ -317,9 +308,6 @@ static bool rest_mempool_info(HTTPRequest* req, const std::string& strURIPart)
return RESTERR(req, HTTP_NOT_FOUND, "output format not found (available: json)");
}
}
-
- // not reached
- return true; // continue to process further HTTP reqs on this cxn
}
static bool rest_mempool_contents(HTTPRequest* req, const std::string& strURIPart)
@@ -342,9 +330,6 @@ static bool rest_mempool_contents(HTTPRequest* req, const std::string& strURIPar
return RESTERR(req, HTTP_NOT_FOUND, "output format not found (available: json)");
}
}
-
- // not reached
- return true; // continue to process further HTTP reqs on this cxn
}
static bool rest_tx(HTTPRequest* req, const std::string& strURIPart)
@@ -394,9 +379,6 @@ static bool rest_tx(HTTPRequest* req, const std::string& strURIPart)
return RESTERR(req, HTTP_NOT_FOUND, "output format not found (available: " + AvailableDataFormatsString() + ")");
}
}
-
- // not reached
- return true; // continue to process further HTTP reqs on this cxn
}
static bool rest_getutxos(HTTPRequest* req, const std::string& strURIPart)
@@ -581,9 +563,6 @@ static bool rest_getutxos(HTTPRequest* req, const std::string& strURIPart)
return RESTERR(req, HTTP_NOT_FOUND, "output format not found (available: " + AvailableDataFormatsString() + ")");
}
}
-
- // not reached
- return true; // continue to process further HTTP reqs on this cxn
}
static const struct {
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp
index ef61e5a55d..9fae9a7cd9 100644
--- a/src/rpc/blockchain.cpp
+++ b/src/rpc/blockchain.cpp
@@ -343,6 +343,7 @@ std::string EntryDescriptionString()
" \"ancestorcount\" : n, (numeric) number of in-mempool ancestor transactions (including this one)\n"
" \"ancestorsize\" : n, (numeric) virtual transaction size of in-mempool ancestors (including this one)\n"
" \"ancestorfees\" : n, (numeric) modified fees (see above) of in-mempool ancestors (including this one)\n"
+ " \"wtxid\" : hash, (string) hash of serialized transaction, including witness data\n"
" \"depends\" : [ (array) unconfirmed transactions used as inputs for this transaction\n"
" \"transactionid\", (string) parent transaction id\n"
" ... ]\n";
@@ -363,6 +364,7 @@ void entryToJSON(UniValue &info, const CTxMemPoolEntry &e)
info.push_back(Pair("ancestorcount", e.GetCountWithAncestors()));
info.push_back(Pair("ancestorsize", e.GetSizeWithAncestors()));
info.push_back(Pair("ancestorfees", e.GetModFeesWithAncestors()));
+ info.push_back(Pair("wtxid", mempool.vTxHashes[e.vTxHashesIdx].first.ToString()));
const CTransaction& tx = e.GetTx();
std::set<std::string> setDepends;
for (const CTxIn& txin : tx.vin)
diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp
index 5679086969..6ec544290d 100644
--- a/src/test/util_tests.cpp
+++ b/src/test/util_tests.cpp
@@ -253,6 +253,31 @@ BOOST_AUTO_TEST_CASE(util_IsHex)
BOOST_CHECK(!IsHex("0x0000"));
}
+BOOST_AUTO_TEST_CASE(util_IsHexNumber)
+{
+ BOOST_CHECK(IsHexNumber("0x0"));
+ BOOST_CHECK(IsHexNumber("0"));
+ BOOST_CHECK(IsHexNumber("0x10"));
+ BOOST_CHECK(IsHexNumber("10"));
+ BOOST_CHECK(IsHexNumber("0xff"));
+ BOOST_CHECK(IsHexNumber("ff"));
+ BOOST_CHECK(IsHexNumber("0xFfa"));
+ BOOST_CHECK(IsHexNumber("Ffa"));
+ BOOST_CHECK(IsHexNumber("0x00112233445566778899aabbccddeeffAABBCCDDEEFF"));
+ BOOST_CHECK(IsHexNumber("00112233445566778899aabbccddeeffAABBCCDDEEFF"));
+
+ BOOST_CHECK(!IsHexNumber("")); // empty string not allowed
+ BOOST_CHECK(!IsHexNumber("0x")); // empty string after prefix not allowed
+ BOOST_CHECK(!IsHexNumber("0x0 ")); // no spaces at end,
+ BOOST_CHECK(!IsHexNumber(" 0x0")); // or beginning,
+ BOOST_CHECK(!IsHexNumber("0x 0")); // or middle,
+ BOOST_CHECK(!IsHexNumber(" ")); // etc.
+ BOOST_CHECK(!IsHexNumber("0x0ga")); // invalid character
+ BOOST_CHECK(!IsHexNumber("x0")); // broken prefix
+ BOOST_CHECK(!IsHexNumber("0x0x00")); // two prefixes not allowed
+
+}
+
BOOST_AUTO_TEST_CASE(util_seed_insecure_rand)
{
SeedInsecureRand(true);
diff --git a/src/utilstrencodings.cpp b/src/utilstrencodings.cpp
index fd233f6757..741680e93f 100644
--- a/src/utilstrencodings.cpp
+++ b/src/utilstrencodings.cpp
@@ -65,6 +65,19 @@ bool IsHex(const std::string& str)
return (str.size() > 0) && (str.size()%2 == 0);
}
+bool IsHexNumber(const std::string& str)
+{
+ size_t starting_location = 0;
+ if (str.size() > 2 && *str.begin() == '0' && *(str.begin()+1) == 'x') {
+ starting_location = 2;
+ }
+ for (auto c : str.substr(starting_location)) {
+ if (HexDigit(c) < 0) return false;
+ }
+ // Return false for empty string or "0x".
+ return (str.size() > starting_location);
+}
+
std::vector<unsigned char> ParseHex(const char* psz)
{
// convert hex dump to vector
diff --git a/src/utilstrencodings.h b/src/utilstrencodings.h
index 53da60e8f1..192f33fb29 100644
--- a/src/utilstrencodings.h
+++ b/src/utilstrencodings.h
@@ -38,7 +38,13 @@ std::string SanitizeString(const std::string& str, int rule = SAFE_CHARS_DEFAULT
std::vector<unsigned char> ParseHex(const char* psz);
std::vector<unsigned char> ParseHex(const std::string& str);
signed char HexDigit(char c);
+/* Returns true if each character in str is a hex character, and has an even
+ * number of hex digits.*/
bool IsHex(const std::string& str);
+/**
+* Return true if the string is a hex number, optionally prefixed with "0x"
+*/
+bool IsHexNumber(const std::string& str);
std::vector<unsigned char> DecodeBase64(const char* p, bool* pfInvalid = nullptr);
std::string DecodeBase64(const std::string& str);
std::string EncodeBase64(const unsigned char* pch, size_t len);
diff --git a/src/validation.cpp b/src/validation.cpp
index 3b9636839d..0edc9bc32a 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -83,6 +83,7 @@ int64_t nMaxTipAge = DEFAULT_MAX_TIP_AGE;
bool fEnableReplacement = DEFAULT_ENABLE_REPLACEMENT;
uint256 hashAssumeValid;
+arith_uint256 nMinimumChainWork;
CFeeRate minRelayTxFee = CFeeRate(DEFAULT_MIN_RELAY_TX_FEE);
CAmount maxTxFee = DEFAULT_TRANSACTION_MAXFEE;
@@ -1035,8 +1036,6 @@ CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams)
bool IsInitialBlockDownload()
{
- const CChainParams& chainParams = Params();
-
// Once this function has returned false, it must remain false.
static std::atomic<bool> latchToFalse{false};
// Optimization: pre-test latch before taking the lock.
@@ -1050,7 +1049,7 @@ bool IsInitialBlockDownload()
return true;
if (chainActive.Tip() == nullptr)
return true;
- if (chainActive.Tip()->nChainWork < UintToArith256(chainParams.GetConsensus().nMinimumChainWork))
+ if (chainActive.Tip()->nChainWork < nMinimumChainWork)
return true;
if (chainActive.Tip()->GetBlockTime() < (GetTime() - nMaxTipAge))
return true;
@@ -1670,7 +1669,7 @@ static bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockInd
if (it != mapBlockIndex.end()) {
if (it->second->GetAncestor(pindex->nHeight) == pindex &&
pindexBestHeader->GetAncestor(pindex->nHeight) == pindex &&
- pindexBestHeader->nChainWork >= UintToArith256(chainparams.GetConsensus().nMinimumChainWork)) {
+ pindexBestHeader->nChainWork >= nMinimumChainWork) {
// This block is a member of the assumed verified chain and an ancestor of the best header.
// The equivalent time check discourages hash power from extorting the network via DOS attack
// into accepting an invalid block through telling users they must manually set assumevalid.
diff --git a/src/validation.h b/src/validation.h
index d0f6cdc135..214d29173c 100644
--- a/src/validation.h
+++ b/src/validation.h
@@ -186,6 +186,9 @@ extern bool fEnableReplacement;
/** Block hash whose ancestors we will assume to have valid scripts without checking them. */
extern uint256 hashAssumeValid;
+/** Minimum work we will assume exists on some valid chain. */
+extern arith_uint256 nMinimumChainWork;
+
/** Best header we've seen so far (used for getheaders queries' starting points). */
extern CBlockIndex *pindexBestHeader;
diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp
index d2fe4866fa..d66ba48421 100644
--- a/src/wallet/db.cpp
+++ b/src/wallet/db.cpp
@@ -558,7 +558,6 @@ bool CDB::Rewrite(CWalletDBWrapper& dbw, const char* pszSkip)
}
MilliSleep(100);
}
- return false;
}
@@ -684,7 +683,6 @@ bool CWalletDBWrapper::Backup(const std::string& strDest)
}
MilliSleep(100);
}
- return false;
}
void CWalletDBWrapper::Flush(bool shutdown)